Re-org folders, onboard test folder, test config

Reorganized the folder structure. Onboarded testcases. Added test config.

Issue-ID: OPTFRA-74
Change-Id: I97882a162a405a18ffd287495039e15ae9d0ad7b
Signed-off-by: Ankitkumar Patel <ankit@research.att.com>

61 files changed, 4507 insertions, 0 deletions

diff --git a/osdf/__init__.py b/osdf/__init__.py
new file mode 100755
index 0000000..d0993ae
--- /dev/null
+++ b/osdf/__init__.py
@@ -0,0 +1,45 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+"""Core functions for OSDF Application, including flask app"""
+
+from jinja2 import Template
+
+
+end_point_auth_mapping = {  # map a URL endpoint to auth group
+    "cmscheduler": "CMScheduler",
+    "placement": "Placement",
+}
+
+userid_suffix, passwd_suffix = "Username", "Password"
+auth_groups = set(end_point_auth_mapping.values())
+
+ERROR_TEMPLATE = Template("""
+{
+     "serviceException": {
+        "text": "{{ description }}"
+     }
+}
+""")
+
+ACCEPTED_MESSAGE_TEMPLATE = Template("""
+{
+   "requestId": "{{ request_id }}",
+   "text": "{{ description }}"
+}
+""")
diff --git a/osdf/adapters/__init__.py b/osdf/adapters/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/__init__.py
diff --git a/osdf/adapters/database/OracleDB.py b/osdf/adapters/database/OracleDB.py
new file mode 100644
index 0000000..655dd27
--- /dev/null
+++ b/osdf/adapters/database/OracleDB.py
@@ -0,0 +1,32 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import cx_Oracle
+
+from osdf.utils.programming_utils import MetaSingleton
+
+
+class OracleDB(metaclass=MetaSingleton):
+    conn, cur = None, None
+
+    def connect(self, host=None, sid=None, user=None, passwd=None, port=5432):
+        if self.conn is None:
+            tns_info = cx_Oracle.makedsn(host=host, port=port, sid=sid)
+            self.conn = cx_Oracle.connect(user=user, password=passwd, dsn=tns_info, threaded=True)
+            self.cur = self.conn.cursor()
+        return self.conn, self.cur
diff --git a/osdf/adapters/database/PostgresDB.py b/osdf/adapters/database/PostgresDB.py
new file mode 100644
index 0000000..6689566
--- /dev/null
+++ b/osdf/adapters/database/PostgresDB.py
@@ -0,0 +1,31 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import psycopg2
+
+from osdf.utils.programming_utils import MetaSingleton
+
+
+class PostgresDB(metaclass=MetaSingleton):
+    conn, cur = None, None
+
+    def connect(self, host=None, db=None, user=None, passwd=None, port=5432):
+        if self.conn is None:
+            self.conn = psycopg2.connect(host=host, port=port, user=user, password=passwd, database=db)
+            self.cur = self.conn.cursor()
+        return self.conn, self.cur
diff --git a/osdf/adapters/database/VerticaDB.py b/osdf/adapters/database/VerticaDB.py
new file mode 100644
index 0000000..ad961d7
--- /dev/null
+++ b/osdf/adapters/database/VerticaDB.py
@@ -0,0 +1,55 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import jaydebeapi
+import sqlalchemy.pool as pool
+
+from jaydebeapi import _DEFAULT_CONVERTERS, _java_to_py
+from osdf.utils.programming_utils import MetaSingleton
+from osdf.config.base import osdf_config
+
+_DEFAULT_CONVERTERS.update({'BIGINT': _java_to_py('longValue')})
+
+
+class VerticaDB(metaclass=MetaSingleton):
+    connection_pool = None
+
+    def get_connection(self):
+        p = self.get_config_params()
+        c = jaydebeapi.connect(
+            'com.vertica.jdbc.Driver',
+            'jdbc:vertica://{}:{}/{}'.format(p['host'], p['port'], p['db']),
+            {'user': p['user'], 'password': p['passwd'], 'CHARSET': 'UTF8'},
+            jars=[p['db_driver']]
+        )
+        return c
+
+    def get_config_params(self):
+        config = osdf_config["deployment"]
+        host, port, db = config["verticaHost"], config["verticaPort"], config.get("verticaDB")
+        user, passwd = config["verticaUsername"], config["verticaPassword"]
+        jar_path = osdf_config['core']['osdf_system']['vertica_jar']
+        params = dict(host=host, db=db, user=user, passwd=passwd, port=port, db_driver=jar_path)
+        return params
+
+    def connect(self):
+        if self.connection_pool is None:
+            self.connection_pool = pool.QueuePool(self.get_connection, max_overflow=10, pool_size=5, recycle=600)
+        conn = self.connection_pool.connect()
+        cursor = conn.cursor()
+        return conn, cursor
diff --git a/osdf/adapters/database/__init__.py b/osdf/adapters/database/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/database/__init__.py
diff --git a/osdf/adapters/dcae/__init__.py b/osdf/adapters/dcae/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/dcae/__init__.py
diff --git a/osdf/adapters/dcae/message_router.py b/osdf/adapters/dcae/message_router.py
new file mode 100755
index 0000000..e495331
--- /dev/null
+++ b/osdf/adapters/dcae/message_router.py
@@ -0,0 +1,100 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import requests
+from osdf.utils.data_types import list_like
+from osdf.operation.exceptions import MessageBusConfigurationException
+
+
+class MessageRouterClient(object):
+    def __init__(self,
+                 dmaap_url=None,
+                 mr_host_base_urls=None,
+                 topic=None,
+                 consumer_group=None, consumer_id=None,
+                 timeout_ms=15000, fetch_limit=1000,
+                 userid=None, passwd=None):
+        """
+        :param dmaap_url: protocol, host and port; mostly for UEB
+               (e.g. https://dcae-msrt-ftl.homer.att.com:3905/)
+        :param mr_host_base_urls: for DMaaP, we get a topic URL (base_url + events/topic_name)
+               (e.g. https://dcae-msrt-ftl.homer.att.com:3905/events/com.att.dcae.dmaap.FTL.SNIRO-CM-SCHEDULER-RESPONSE)
+        :param consumer_group: DMaaP/UEB consumer group (unique for each subscriber; required for GET)
+        :param consumer_id: DMaaP/UEB consumer ID (unique for each thread/process for a subscriber; required for GET)
+        :param timeout_ms: (optional, default 15 seconds or 15,000 ms) server-side timeout for GET request
+        :param fetch_limit: (optional, default 1000 messages per request for GET), ignored for "POST"
+        :param userid: (optional, userid for HTTP basic authentication)
+        :param passwd: (optional, password for HTTP basic authentication)
+        """
+        mr_error = MessageBusConfigurationException
+        if dmaap_url is None:  # definitely not DMaaP, so use UEB mode
+            self.is_dmaap = False
+            if not (mr_host_base_urls and list_like(mr_host_base_urls)):
+                raise mr_error("Not a DMaaP or UEB configuration")
+            if not topic:
+                raise mr_error("Invalid topic: '{}'",format(topic))
+            self.topic_urls = ["{}/events/{}".format(base_url, topic) for base_url in mr_host_base_urls]
+        else:
+            self.is_dmaap = True
+            self.topic_urls = [dmaap_url]
+
+        self.timeout_ms = timeout_ms
+        self.fetch_limit = fetch_limit
+        self.auth = (userid, passwd) if userid and passwd else None
+        self.consumer_group = consumer_group
+        self.consumer_id = consumer_id
+
+    def get(self, outputjson=True):
+        """Fetch messages from message router (DMaaP or UEB)
+        :param outputjson: (optional, specifies if response is expected to be in json format), ignored for "POST"
+        :return: response as a json object (if outputjson is True) or as a string
+        """
+        url_fmt = "{topic_url}/{cgroup}/{cid}?timeout={timeout_ms}&limit={limit}"
+        urls = [url_fmt.format(topic_url=x, timeout_ms=self.timeout_ms, limit=self.fetch_limit,
+                               cgroup=self.consumer_group, cid=self.consumer_id) for x in self.topic_urls]
+        for url in urls[:-1]:
+            try:
+                return self.http_request(method='GET', url=url, outputjson=outputjson)
+            except:
+                pass
+        return self.http_request(method='GET', url=urls[-1], outputjson=outputjson)
+
+    def post(self, msg, inputjson=True):
+        for url in self.topic_urls[:-1]:
+            try:
+                return self.http_request(method='POST', url=url, inputjson=inputjson, msg=msg)
+            except:
+                pass
+        return self.http_request(method='POST', url=self.topic_urls[-1], inputjson=inputjson, msg=msg)
+
+    def http_request(self, url, method, inputjson=True, outputjson=True, msg=None, **kwargs):
+        """
+        Perform the actual URL request (GET or POST), and do error handling
+        :param url: full URL (including topic, limit, timeout, etc.)
+        :param method: GET or POST
+        :param inputjson: Specify whether input is in json format (valid only for POST)
+        :param outputjson: Is response expected in a json format
+        :param msg: content to be posted (valid only for POST)
+        :return: response as a json object (if outputjson or POST) or as a string; None if error
+        """
+        res = requests.request(url=url, method=method, auth=self.auth, **kwargs)
+        if res.status_code == requests.codes.ok:
+            return res.json() if outputjson or method == "POST" else res.content
+        else:
+            raise Exception("HTTP Response Error: code {}; headers:{}, content: {}".format(
+                res.status_code, res.headers, res.content))
diff --git a/osdf/adapters/local_data/__init__.py b/osdf/adapters/local_data/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/local_data/__init__.py
diff --git a/osdf/adapters/local_data/local_policies.py b/osdf/adapters/local_data/local_policies.py
new file mode 100644
index 0000000..c63ae5a
--- /dev/null
+++ b/osdf/adapters/local_data/local_policies.py
@@ -0,0 +1,40 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+import os
+
+
+def get_local_policies(local_policy_folder, local_policy_list, policy_id_list=None):
+    """
+    Get policies from a local file system.
+    Required for the following scenarios:
+    (a) doing work-arounds (e.g. if we are asked to drop some policies for testing purposes)
+    (b) work-arounds when policy platform is giving issues (e.g. if dev/IST policies are wiped out in an upgrade)
+    :param local_policy_folder: where the policy files are present
+    :param local_policy_list: list of local policies
+    :param policy_id_list: list of policies to get (if unspecified or None, get all)
+    :return: get policies
+    """
+    policies = []
+    for fname in local_policy_list:  # ugly removal of .json from file name
+        if policy_id_list and fname[:-5] not in policy_id_list:
+            continue
+        with open(os.path.join(local_policy_folder, fname)) as fid:
+            policies.append(json.load(fid))
+    return policies
diff --git a/osdf/adapters/policy/__init__.py b/osdf/adapters/policy/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/policy/__init__.py
diff --git a/osdf/adapters/policy/interface.py b/osdf/adapters/policy/interface.py
new file mode 100644
index 0000000..4ddee15
--- /dev/null
+++ b/osdf/adapters/policy/interface.py
@@ -0,0 +1,204 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import base64
+import itertools
+import json
+
+
+from requests import RequestException
+from osdf.operation.exceptions import BusinessException
+from osdf.adapters.local_data.local_policies import get_local_policies
+from osdf.adapters.policy.utils import _regex_policy_name
+from osdf.config.base import osdf_config
+from osdf.logging.osdf_logging import audit_log, MH, metrics_log, error_log, debug_log
+from osdf.utils.interfaces import RestClient
+from osdf.optimizers.placementopt.conductor.api_builder import retrieve_node
+# from osdf.utils import data_mapping
+
+
+def get_by_name(rest_client, policy_name_list, wildcards=True):
+    policy_list = []
+    for policy_name in policy_name_list:
+        try:
+            query_name = policy_name
+            if wildcards:
+                query_name = _regex_policy_name(query_name)
+            policy_list.append(rest_client.request(json={"policyName": query_name}))
+        except RequestException as err:
+            audit_log.warn("Error in fetching policy: " + policy_name)
+            raise BusinessException("Cannot fetch policy {}: ".format(policy_name), err)
+    return policy_list
+
+
+def get_subscriber_name(req, pmain):
+    subs_name = retrieve_node(req, pmain['subscriber_name'])
+    if subs_name is None:
+        return "DEFAULT"
+    else:
+        subs_name_uc = subs_name.upper()
+        if subs_name_uc in ("DEFAULT", "NULL", ""):
+            subs_name = "DEFAULT"
+    return subs_name
+
+
+def get_subscriber_role(rest_client, req, pmain, service_name, scope):
+    """Make a request to policy and return subscriberRole
+    :param rest_client: rest client to make call
+    :param req: request object from MSO
+    :param pmain: main config that will have policy path information
+    :param service_name: the type of service to call: e.g. "vCPE
+    :param scope: the scope of policy to call: e.g. "OOF_HAS_vCPE".
+    :return: subscriberRole and provStatus retrieved from Subscriber policy
+    """
+    subscriber_role = "DEFAULT"
+    prov_status = []
+    subs_name = get_subscriber_name(req, pmain)
+    if subs_name == "DEFAULT":
+        return subscriber_role, prov_status
+    
+    policy_subs = pmain['policy_subscriber']
+    policy_scope = {"policyName": "{}.*".format(scope),
+                    "configAttributes": {
+                        "serviceType": "{}".format(service_name),
+                        "service": "{}".format(policy_subs)}
+                    }
+    policy_list = []
+    try:
+        policy_list.append(rest_client.request(json=policy_scope))
+    except RequestException as err:
+        audit_log.warn("Error in fetching policy for {}: ".format(policy_subs))
+        return subscriber_role, prov_status
+            
+    formatted_policies = []
+    for x in itertools.chain(*policy_list):
+        if x['config'] is None:
+            raise BusinessException("Config not found for policy with name %s" % x['policyName'])
+        else:
+            formatted_policies.append(json.loads(x['config']))
+    
+    for policy in formatted_policies:
+        property_list = policy['content']['property']
+        for prop in property_list:
+            if subs_name in prop['subscriberName']:
+                subs_role_list = prop['subscriberRole']
+                prov_status = prop['provStatus']
+                if isinstance(subs_role_list, list): # as list is returned
+                    return subs_role_list[0], prov_status
+    return subscriber_role, prov_status
+    
+
+def get_by_scope(rest_client, req, config_local, type_service):
+    policy_list = []
+    pmain = config_local['policy_info'][type_service]
+    pscope = pmain['policy_scope']
+    
+    model_name = retrieve_node(req, pscope['service_name'])
+    service_name = model_name
+    # service_name = data_mapping.get_request_service_type(req)
+    # if service_name is None:
+    #     service_name = data_mapping.get_service_type(model_name)
+    scope = pscope['scope_{}'.format(service_name.lower())]
+    subscriber_role, prov_status = get_subscriber_role(rest_client, req, pmain, service_name, scope)
+    policy_type_list = pmain['policy_type_{}'.format(service_name.lower())]
+    for policy_type in policy_type_list:
+        policy_scope = {"policyName": "{}.*".format(scope),
+                        "configAttributes": {
+                            "serviceType": "{}".format(service_name),
+                            "service": "{}".format(policy_type),
+                            "subscriberRole": "{}".format(subscriber_role)}
+                        }
+        policy_list.append(rest_client.request(json=policy_scope))
+    return policy_list, prov_status
+
+
+def remote_api(req_json, osdf_config, service_type="placement"):
+    """Make a request to policy and return response -- it accounts for multiple requests that be needed
+    :param req_json: policy request object (can have multiple policy names)
+    :param osdf_config: main config that will have credential information
+    :param service_type: the type of service to call: "placement", "scheduling"
+    :return: all related policies and provStatus retrieved from Subscriber policy
+    """
+#     if not req_json[service_type + "Info"]['policyId']:
+#         return []
+
+    config = osdf_config.deployment
+    uid, passwd = config['policyPlatformUsername'], config['policyPlatformPassword']
+    pcuid, pcpasswd = config['policyClientUsername'], config['policyClientPassword']
+    headers = {"ClientAuth": base64.b64encode(bytes("{}:{}".format(pcuid, pcpasswd), "ascii"))}
+    headers.update({'Environment': config['policyPlatformEnv']})
+    url = config['policyPlatformUrl']
+    rc = RestClient(userid=uid, passwd=passwd, headers=headers, url=url, log_func=debug_log.debug)
+
+    if osdf_config.core['policy_info'][service_type]['policy_fetch'] == "by_name":
+        policies = get_by_name(rc, req_json[service_type + "Info"]['policyId'], wildcards=True)
+    elif osdf_config.core['policy_info'][service_type]['policy_fetch'] == "by_name_no_wildcards":
+        policies = get_by_name(rc, req_json[service_type + "Info"]['policyId'], wildcards=False)
+    else:  # Get policy by scope
+        policies, prov_status = get_by_scope(rc, req_json, osdf_config.core, service_type)
+
+    # policies in res are list of lists, so flatten them; also only keep config part
+    formatted_policies = []
+    for x in itertools.chain(*policies):
+        if x['config'] is None:
+            raise BusinessException("Config not found for policy with name %s" % x['policyName'])
+        else:
+            formatted_policies.append(json.loads(x['config']))
+    return formatted_policies, prov_status
+
+
+def local_policies_location(req_json, osdf_config, service_type):
+    """
+    Get folder and list of policy_files if "local policies" option is enabled
+    :param service_type: placement supported for now, but can be any other service
+    :return: a tuple (folder, file_list) or None
+    """
+    lp = osdf_config.core.get('osdf_hacks', {}).get('local_policies', {})
+    if lp.get('global_disabled'):
+        return None  # short-circuit to disable all local policies
+    if lp.get('local_{}_policies_enabled'.format(service_type)):
+        if service_type == "scheduling":
+            return lp.get('{}_policy_dir'.format(service_type)), lp.get('{}_policy_files'.format(service_type))
+        else:
+            model_name = retrieve_node(req_json, osdf_config.core['policy_info'][service_type]['policy_scope']['service_name'])
+            service_name = data_mapping.get_service_type(model_name)
+            return lp.get('{}_policy_dir_{}'.format(service_type, service_name.lower())), lp.get('{}_policy_files_{}'.format(service_type, service_name.lower()))
+    return None
+
+
+def get_policies(request_json, service_type):
+    """Validate the request and get relevant policies
+    :param request_json: Request object
+    :param service_type: the type of service to call: "placement", "scheduling"
+    :return: policies associated with this request and provStatus retrieved from Subscriber policy
+    """
+    prov_status = []
+    req_info = request_json['requestInfo']
+    req_id = req_info['requestId']
+    metrics_log.info(MH.requesting("policy", req_id))
+    local_info = local_policies_location(request_json, osdf_config, service_type)
+
+    if local_info:  # tuple containing location and list of files
+        to_filter = None
+        if osdf_config.core['policy_info'][service_type]['policy_fetch'] == "by_name":
+            to_filter = request_json[service_type + "Info"]['policyId']
+        policies = get_local_policies(local_info[0], local_info[1], to_filter)
+    else:
+        policies, prov_status= remote_api(request_json, osdf_config, service_type)
+        
+    return policies, prov_status
diff --git a/osdf/adapters/policy/utils.py b/osdf/adapters/policy/utils.py
new file mode 100644
index 0000000..a006f12
--- /dev/null
+++ b/osdf/adapters/policy/utils.py
@@ -0,0 +1,58 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from collections import defaultdict
+
+
+def group_policies(flat_policies):
+    """Filter policies using the following steps:
+    1. Apply prioritization among the policies that are sharing the same policy type and resource type
+    2. Remove redundant policies that may applicable across different types of resource
+    3. Filter policies based on type and return
+    :param flat_policies: list of flat policies
+    :return: Filtered policies
+    """
+    aggregated_policies = {}
+    filter_policies = defaultdict(list)
+    policy_name = []
+    for policy in flat_policies:
+        policy_type = policy['content']['type']
+        if policy_type not in aggregated_policies:
+            aggregated_policies[policy_type] = defaultdict(list)
+        for resource in policy['content']['policyScope']['resourceInstanceType']:
+            aggregated_policies[policy_type][resource].append(policy)
+    for policy_type in aggregated_policies:
+        for resource in aggregated_policies[policy_type]:
+            if len(aggregated_policies[policy_type][resource]) > 0:
+                aggregated_policies[policy_type][resource].sort(key=lambda x: x['priority'], reverse=True)
+                policy = aggregated_policies[policy_type][resource][0]
+                if policy['policyName'] not in policy_name:
+                    filter_policies[policy['content']['type']].append(policy)
+                    policy_name.append(policy['policyName'])
+    return filter_policies
+
+
+def _regex_policy_name(policy_name):
+    """Get the correct policy name as a regex
+    (e.g. OOF_HAS_vCPE.cloudAttributePolicy ends up in policy as OOF_HAS_vCPE.Config_MS_cloudAttributePolicy.1.xml
+    So, for now, we query it as OOF_HAS_vCPE..*aicAttributePolicy.*)
+    :param policy_name: Example: OOF_HAS_vCPE.aicAttributePolicy
+    :return: regexp for policy: Example: OOF_HAS_vCPE..*aicAttributePolicy.*
+    """
+    p = policy_name.partition('.')
+    return p[0] + p[1] + ".*" + p[2] + ".*"
diff --git a/osdf/adapters/request_parsing/__init__.py b/osdf/adapters/request_parsing/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/request_parsing/__init__.py
diff --git a/osdf/adapters/request_parsing/placement.py b/osdf/adapters/request_parsing/placement.py
new file mode 100644
index 0000000..d7a6575
--- /dev/null
+++ b/osdf/adapters/request_parsing/placement.py
@@ -0,0 +1,33 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import copy
+import json
+from osdf.utils.programming_utils import list_flatten, dot_notation
+
+
+def json_path_after_expansion(req_json, reference):
+    """
+    Get the child node(s) from the dot-notation [reference] and parent [req_json].
+    For placement and other requests, there are encoded JSONs inside the request or policy,
+    so we need to expand it and then do a search over the parent plus expanded JSON.
+    """
+    req_json_copy = copy.deepcopy(req_json)  # since we expand the JSON in place, we work on a copy
+    req_json_copy['placementInfo']['orderInfo'] = json.loads(req_json_copy['placementInfo']['orderInfo'])
+    info = dot_notation(req_json_copy, reference)
+    return list_flatten(info) if isinstance(info, list) else info
diff --git a/osdf/adapters/sdc/__init__.py b/osdf/adapters/sdc/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/adapters/sdc/__init__.py
diff --git a/osdf/adapters/sdc/asdc.py b/osdf/adapters/sdc/asdc.py
new file mode 100755
index 0000000..43932ba
--- /dev/null
+++ b/osdf/adapters/sdc/asdc.py
@@ -0,0 +1,40 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from osdf.utils.interfaces import RestClient
+import xml.etree.ElementTree as ET
+
+def request(model_version_id, request_id, config):
+    """Get all of the license artifacts from SDC using service_resource_id and model_version_id
+    :param model_version_id: model_version_id
+    :param request_id: request_id
+    :return: license artifacts from SDC
+    """
+    base_url = config['sdcUrl']
+    uid, passwd = config['sdcUsername'], config['sdcPassword']
+    headers = {"CSP_UID": config['sdcMechId'], "X-ONAP-InstanceID": "osdf"}
+    rc = RestClient(userid=uid, passwd=passwd, headers=headers, method="GET", req_id=request_id)
+    resource_data = rc.request(base_url + '/resources/{}/metadata'.format(model_version_id))
+
+    artifact_ids = [x['artifactURL'].split("/resources/")[-1]  # get the part after /resources/
+                    for x in resource_data.get('artifacts', []) if x.get('artifactType') == "VF_LICENSE"]
+    artifact_urls = [base_url + '/resources/' + str(artifact_id) for artifact_id in artifact_ids]
+    licenses = []
+    for x in artifact_urls:
+        licenses.append(ET.fromstring(rc.request(x, asjson=False)))
+    return licenses
diff --git a/osdf/adapters/sdc/constraint_handler.py b/osdf/adapters/sdc/constraint_handler.py
new file mode 100644
index 0000000..2aae9a0
--- /dev/null
+++ b/osdf/adapters/sdc/constraint_handler.py
@@ -0,0 +1,81 @@
+# -------------------------------------------------------------------------

+#   Copyright (c) 2015-2017 AT&T Intellectual Property

+#

+#   Licensed under the Apache License, Version 2.0 (the "License");

+#   you may not use this file except in compliance with the License.

+#   You may obtain a copy of the License at

+#

+#       http://www.apache.org/licenses/LICENSE-2.0

+#

+#   Unless required by applicable law or agreed to in writing, software

+#   distributed under the License is distributed on an "AS IS" BASIS,

+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+#   See the License for the specific language governing permissions and

+#   limitations under the License.

+#

+# -------------------------------------------------------------------------

+#

+

+from osdf.config.base import osdf_config

+from osdf.utils.programming_utils import dot_notation

+

+ns = {'p': 'http://xmlns.onap.org/sdc/license-model/1.0'}

+config_local = osdf_config.core

+

+

+def choose_license(license_artifacts, order_info, service_type):

+    entitlement_pool_uuids = []

+    license_key_group_uuids = []

+

+    for license_artifact in license_artifacts:

+        for feature in license_artifact.findall('./p:feature-group-list/', ns):

+            for entitlement in feature.findall('./p:entitlement-pool-list/', ns):

+                if is_valid(entitlement, order_info, service_type):

+                    entitlement_pool_uuid = entitlement.find('p:entitlement-pool-uuid', ns).text

+                    entitlement_pool_uuids.append(entitlement_pool_uuid)

+            for license_key_group in feature.findall('./p:license-key-group-list/', ns):

+                if is_valid(license_key_group, order_info, service_type):

+                    license_key_group_uuid = license_key_group.find('p:license-key-group-uuid', ns).text

+                    license_key_group_uuids.append(license_key_group_uuid)

+    return entitlement_pool_uuids, license_key_group_uuids

+

+

+# element is expected to be a license-key-group or entitlement-pool

+# if these elements diverge at a later date this method should be refactored

+def is_valid(element, order_info, service_type):

+    for limit in element.findall('./p:sp-limits/p:limit', ns):

+        # description = limit.find('p:description', ns).text

+        metric_value = limit.find('p:values', ns).text

+        metric = limit.find('p:metric', ns).text

+        try:

+            order_value = dot_notation(order_info, config_local['service_info'][service_type][metric])

+            # print("The order has the value %s for the metric %s and the limit specifies the value %s. The limit has the description %s." % (order_value, metric, metric_value, description))

+            if isinstance(order_value, list): # it is possible a list is returned, for example a list of vnfs for vCPE

+                for arr_value in order_value:

+                    if str(metric_value) != str(arr_value):

+                        return False

+            else:

+                if str(metric_value) != str(order_value):

+                    return False

+        except KeyError:

+            return False

+    # vendor limits

+    for limit in element.findall('./p:vendor-limits/p:limit', ns):

+            # description = limit.find('p:description', ns).text

+            metric_value = limit.find('p:values', ns).text

+            metric = limit.find('p:metric', ns).text

+            try:

+                order_value = dot_notation(order_info, config_local['service_info'][service_type][metric])

+                if isinstance(order_value, list): # it is possible a list is returned, for example a list of vnfs for vCPE

+                    for arr_value in order_value:

+                        if str(metric_value) != str(arr_value):

+                            return False

+                else:

+                    if str(metric_value) != str(order_value):

+                        return False

+                # print("The order has the value %s for the metric %s and the limit specifies the value %s. The limit has the description %s." % (order_value, metric, metric_value, description))

+

+            except KeyError:

+                return False

+    return True

+

diff --git a/osdf/config/__init__.py b/osdf/config/__init__.py
new file mode 100644
index 0000000..303a8ce
--- /dev/null
+++ b/osdf/config/__init__.py
@@ -0,0 +1,32 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+
+
+import yaml
+import json
+
+from osdf.utils.programming_utils import MetaSingleton
+
+
+class CoreConfig(metaclass=MetaSingleton):
+    core_config = None
+
+    def get_core_config(self, config_file=None):
+        if self.core_config is None:
+            self.core_config = yaml.load(open(config_file))
+        return self.core_config
+
diff --git a/osdf/config/base.py b/osdf/config/base.py
new file mode 100644
index 0000000..b8aacff
--- /dev/null
+++ b/osdf/config/base.py
@@ -0,0 +1,36 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import os
+
+import osdf.config.loader as config_loader
+import osdf.config.credentials as creds
+from osdf.utils.programming_utils import DotDict
+
+config_spec = {
+    "deployment": os.environ.get("OSDF_MANAGER_CONFIG_FILE", "config/osdf_config.yaml"),
+    "core": "config/common_config.yaml"
+    }
+
+osdf_config = DotDict(config_loader.all_configs(**config_spec))
+
+http_basic_auth_credentials = creds.load_credentials(osdf_config)
+
+dmaap_creds = creds.dmaap_creds()
+
+creds_prefixes = {"so": "so", "cm": "cmPortal"}
diff --git a/osdf/config/credentials.py b/osdf/config/credentials.py
new file mode 100644
index 0000000..e5a6399
--- /dev/null
+++ b/osdf/config/credentials.py
@@ -0,0 +1,60 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+
+from osdf import auth_groups, userid_suffix, passwd_suffix
+
+
+def dmaap_creds(dmaap_file="/etc/dcae/dmaap.conf"):
+    """Get DMaaP credentials from DCAE for publish and subscribe"""
+    try:
+        dmaap_creds = _get_dmaap_creds(dmaap_file)
+    except:
+        dmaap_creds = {}
+    return dmaap_creds
+
+
+def _get_dmaap_creds(dmaap_file):
+    """Get DMaaP credentials from DCAE for publish and subscribe"""
+    streams = json.load(open(dmaap_file, 'r'))
+    pubs = [x for x in streams
+            if x['dmaapStreamId'] == 'requests' and x['dmaapAction'] == 'publish']
+    subs = [x for x in streams
+            if x['dmaapStreamId'] == 'responses' and x['dmaapAction'] == 'subscribe']
+
+    def get_dmaap_info(x):
+        """Get DMaaP credentials from dmaap_object 'x'"""
+        return dict(url=x.get('dmaapUrl'), userid=x.get('dmaapUserName'), passwd=x.get('dmaapPassword'))
+
+    return {'pub': get_dmaap_info(pubs[0]), 'sub': get_dmaap_info(subs[0])}
+
+
+def load_credentials(osdf_config):
+    """Get credentials as dictionaries grouped by auth_group (e.g. creds["Placement"]["user1"] = "pass1")"""
+    creds = dict((x, dict()) for x in auth_groups)  # each auth group has userid, passwd dict
+    suffix_start = len(userid_suffix)
+
+    config = osdf_config.deployment
+
+    for element, username in config.items():
+        for x in auth_groups:
+            if element.startswith("osdf" + x) and element.endswith(userid_suffix):
+                passwd = config[element[:-suffix_start] + passwd_suffix]
+                creds[x][username] = passwd
+    return creds
diff --git a/osdf/config/loader.py b/osdf/config/loader.py
new file mode 100644
index 0000000..7cb363a
--- /dev/null
+++ b/osdf/config/loader.py
@@ -0,0 +1,51 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+
+import yaml
+
+
+def load_config_file(config_file: str, child_name="dockerConfiguration") -> dict:
+    """
+    Load OSDF configuration from a file -- currently only yaml/json are supported
+    :param config_file:  path to config file (.yaml or .json).
+    :param child_name: if present, return only that child node
+    :return: config (all or specific child node)
+    """
+    with open(config_file, 'r') as fid:
+        res = {}
+        if config_file.endswith(".yaml"):
+            res = yaml.load(fid)
+        elif config_file.endswith(".json") or config_file.endswith("json"):
+            res = json.load(fid)
+    return res.get(child_name, res) if child_name else res
+
+
+def dcae_config(config_file: str) -> dict:
+    return load_config_file(config_file, child_name="dockerConfiguration")
+
+
+def all_configs(**kwargs: dict) -> dict:
+    """
+    Load all specified configurations
+    :param config_file_spec: key-value pairs
+           (e.g. { "core": "common_config.yaml", "deployment": "/tmp/1452523532json" })
+    :return: merged config as a nested dictionary
+    """
+    return {k: load_config_file(fname) for k, fname in kwargs.items()}
diff --git a/osdf/logging/__init__.py b/osdf/logging/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/logging/__init__.py
diff --git a/osdf/logging/osdf_logging.py b/osdf/logging/osdf_logging.py
new file mode 100755
index 0000000..9a6ff4e
--- /dev/null
+++ b/osdf/logging/osdf_logging.py
@@ -0,0 +1,229 @@
+import logging
+import traceback
+import uuid
+
+import logging
+from logging.handlers import RotatingFileHandler
+from osdf.utils.programming_utils import MetaSingleton
+
+
+def log_handlers_pre_onap(config_file="config/pre_onap_logging_common_v1.config",
+                          service_name="OOF_OSDF"):
+    """
+    Convenience handlers for logging to different log files
+
+    :param config_file: configuration file (properties file) that specifies log location, rotation, etc.
+    :param service_name: name for this service
+    :return: dictionary of log objects: "error", "metrics", "audit", "debug"
+
+    We can use the returned values as follows:
+    X["error"].fatal("a FATAL message for the error log")
+    X["error"].error("an ERROR message for the error log")
+    X["error"].warn("a WARN message for the error log")
+    X["audit"].info("an INFO message for the audit log")
+    X["metrics"].info("an INFO message for the metrics log")
+    X["debug"].debug("a DEBUG message for the debug log")
+    """
+    # Keeping main_params as a place-holder for ONAP related logging needs
+    # main_params = dict(instanceUUID=uuid.uuid1(), serviceName=service_name, configFile=config_file)
+    return dict((x, logging.getLogger(x))   # keep **main_params as a placeholder for ONAP fields
+                for x in ["error", "metrics", "audit", "debug"])
+
+
+def format_exception(err, prefix=None):
+    """Format operation for use with ecomp logging
+    :param err: exception object
+    :param prefix: prefix string message
+    :return: formatted exception (via repr(traceback.format_tb(err.__traceback__))
+    """
+    exception_lines = traceback.format_exception(err.__class__, err, err.__traceback__)
+    exception_desc = "".join(exception_lines)
+    return exception_desc if not prefix else prefix + ": " + exception_desc
+
+
+class OOF_OSDFLogMessageHelper(metaclass=MetaSingleton):
+    """Provides loggers as a singleton (otherwise, we end up with duplicate messages).
+    Provides error_log, metric_log, audit_log, and debug_log (in that order)
+    Additionally can provide specific log handlers too
+    """
+    log_handlers = None
+    default_levels = ["error", "metrics", "audit", "debug"]
+
+    def _setup_handlers(self, log_version="pre_onap", config_file=None, service_name=None):
+        """return error_log, metrics_log, audit_log, debug_log"""
+        if self.log_handlers is None:
+            params = {}
+            params.update({"config_file": config_file} if config_file else {})
+            params.update({"service_name": service_name} if service_name else {})
+
+            if log_version == "pre_onap":
+                self.log_handlers = log_handlers_pre_onap(**params)
+
+    def get_handlers(self, levels=None, log_version="pre_onap", config_file=None, service_name=None):
+        """Return ONAP-compliant log handlers for different levels. Each "level" ends up in a different log file
+        with a prefix of that level.
+
+        For example: error_log, metrics_log, audit_log, debug_log in that order
+        :param levels: None or list of levels subset of self.default_levels (["error", "metrics", "audit", "debug"])
+        :param log_version: Currently only pre_onap is supported
+        :param config_file: Logging configuration file for ONAP compliant logging
+        :param service_name: Name of the service
+        :return: list of log_handlers in the order of levels requested.
+              if levels is None: we return handlers for self.default_levels
+              if levels is ["error", "audit"], we return log handlers for that.
+        """
+        self._setup_handlers(log_version="pre_onap", config_file=config_file, service_name=service_name)
+        wanted_levels = self.default_levels if levels is None else levels
+        return [self.log_handlers.get(x) for x in wanted_levels]
+
+
+class OOF_OSDFLogMessageFormatter(object):
+
+    @staticmethod
+    def accepted_valid_request(req_id, request):
+        return "Accepted valid request for ID: {} for endpoint: {}".format(
+            req_id, request.url)
+
+    @staticmethod
+    def invalid_request(req_id, err):
+        return "Invalid request for request ID: {}; cause: {}".format(
+            req_id, format_exception(err))
+
+    @staticmethod
+    def invalid_response(req_id, err):
+        return "Invalid response for request ID: {}; cause: {}".format(
+            req_id, format_exception(err))
+
+    @staticmethod
+    def malformed_request(request, err):
+        return "Malformed request for URL {}, from {}; cause: {}".format(
+            request.url, request.remote_address, format_exception(err))
+
+    @staticmethod
+    def malformed_response(response, client, err):
+        return "Malformed response {} for client {}; cause: {}".format(
+            response, client, format_exception(err))
+
+    @staticmethod
+    def need_policies(req_id):
+        return "Policies required but found no policies for request ID: {}".format(req_id)
+
+    @staticmethod
+    def policy_service_error(url, req_id, err):
+        return "Unable to call policy for {} for request ID: {}; cause: {}".format(
+            url, req_id, format_exception(err))
+
+    @staticmethod
+    def requesting_url(url, req_id):
+        return "Making a call to URL {} for request ID: {}".format(url, req_id)
+
+    @staticmethod
+    def requesting(service_name, req_id):
+        return "Making a call to service {} for request ID: {}".format(service_name, req_id)
+
+    @staticmethod
+    def error_requesting(service_name, req_id, err):
+        return "Error while requesting service {} for request ID: {}; cause: {}".format(
+            service_name, req_id, format_exception(err))
+
+    @staticmethod
+    def calling_back(req_id, callback_url):
+        return "Posting result to callback URL for request ID: {}; callback URL={}".format(
+            req_id, callback_url)
+
+    @staticmethod
+    def calling_back_with_body(req_id, callback_url, body):
+        return "Posting result to callback URL for request ID: {}; callback URL={} body={}".format(
+            req_id, callback_url, body)
+
+    @staticmethod
+    def error_calling_back(req_id, callback_url, err):
+        return "Error while posting result to callback URL {} for request ID: {}; cause: {}".format(
+            req_id, callback_url, format_exception(err))
+
+    @staticmethod
+    def received_request(url, remote_addr, json_body):
+        return "Received a call to {} from {} {}".format(url, remote_addr, json_body)
+
+    @staticmethod
+    def new_worker_thread(req_id, extra_msg=""):
+        res = "Initiating new worker thread for request ID: {}".format(req_id)
+        return res + extra_msg
+
+    @staticmethod
+    def inside_worker_thread(req_id, extra_msg=""):
+        res = "Inside worker thread for request ID: {}".format(req_id)
+        return res + extra_msg
+
+    @staticmethod
+    def processing(req_id, desc):
+        return "Processing request ID: {} -- {}".format(req_id, desc)
+
+    @staticmethod
+    def processed(req_id, desc):
+        return "Processed request ID: {} -- {}".format(req_id, desc)
+
+    @staticmethod
+    def error_while_processing(req_id, desc, err):
+        return "Error while processing request ID: {} -- {}; cause: {}".format(
+            req_id, desc, format_exception(err))
+
+    @staticmethod
+    def creating_local_env(req_id):
+        return "Creating local environment request ID: {}".format(
+            req_id)
+
+    @staticmethod
+    def error_local_env(req_id, desc, err):
+        return "Error while creating local environment for request ID: {} -- {}; cause: {}".format(
+            req_id, desc, err.__traceback__)
+
+    @staticmethod
+    def inside_new_thread(req_id, extra_msg=""):
+        res = "Spinning up a new thread for request ID: {}".format(req_id)
+        return res + " " + extra_msg
+
+    @staticmethod
+    def error_response_posting(req_id, desc, err):
+        return "Error while posting a response for a request ID: {} -- {}; cause: {}".format(
+            req_id, desc, err.__traceback__)
+
+    @staticmethod
+    def received_http_response(resp):
+        return "Received response [code: {}, headers: {}, data: {}]".format(
+            resp.status_code, resp.headers, resp.__dict__)
+
+    @staticmethod
+    def sending_response(req_id, desc):
+        return "Response is sent for request ID: {} -- {}".format(
+            req_id, desc)
+
+    @staticmethod
+    def listening_response(req_id, desc):
+        return "Response is sent for request ID: {} -- {}".format(
+            req_id, desc)
+
+    @staticmethod
+    def items_received(item_num, item_type, desc="Received"):
+        return "{} {} {}".format(desc, item_num, item_type)
+
+    @staticmethod
+    def items_sent(item_num, item_type, desc="Published"):
+        return "{} {} {}".format(desc, item_num, item_type)
+
+
+MH = OOF_OSDFLogMessageFormatter
+error_log, metrics_log, audit_log, debug_log = OOF_OSDFLogMessageHelper().get_handlers()
+
+def warn_audit_error(msg):
+    """Log the message to error_log.warn and audit_log.warn"""
+    log_message_multi(msg, audit_log.warn, error_log.warn)
+
+
+def log_message_multi(msg, *logger_methods):
+    """Log the msg to multiple loggers
+    :param msg: message to log
+    :param logger_methods: e.g. error_log.warn, audit_log.warn, etc.
+    """
+    for log_method in logger_methods:
+        log_method(msg)
diff --git a/osdf/models/api/common.py b/osdf/models/api/common.py
new file mode 100755
index 0000000..0d2d0eb
--- /dev/null
+++ b/osdf/models/api/common.py
@@ -0,0 +1,54 @@
+# -------------------------------------------------------------------------

+#   Copyright (c) 2015-2017 AT&T Intellectual Property

+#

+#   Licensed under the Apache License, Version 2.0 (the "License");

+#   you may not use this file except in compliance with the License.

+#   You may obtain a copy of the License at

+#

+#       http://www.apache.org/licenses/LICENSE-2.0

+#

+#   Unless required by applicable law or agreed to in writing, software

+#   distributed under the License is distributed on an "AS IS" BASIS,

+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+#   See the License for the specific language governing permissions and

+#   limitations under the License.

+#

+# -------------------------------------------------------------------------

+#

+

+import datetime

+from pprint import pformat

+

+from dateutil.parser import parse

+from schematics.exceptions import ConversionError

+from schematics.models import Model

+from schematics.types import DateTimeType

+

+

+class OSDFModel(Model):

+    """Extends generic model with a couple of extra methods"""

+    def __str__(self):

+        """Return values of object's attributes -- excluding hidden or callable ones"""

+        def _str_format(x):

+            """Coerce as string for some special objects"""

+            return str(x) if isinstance(x, datetime.datetime) else x

+

+        z1 = dict((x, getattr(self, x)) for x in dir(self)

+                  if not x.startswith("_") and not callable(getattr(self, x)))

+        z1 = dict((x, _str_format(y)) for x, y in z1.items())

+        return pformat(z1, depth=4, indent=2, width=1000)

+

+    def __repr__(self):

+        """Return values of object's attributes -- excluding hidden or callable ones"""

+        return self.__str__()

+

+

+class CustomISODateType(DateTimeType):

+    """Schematics doesn't support full ISO, so we use custom one"""

+    def to_native(self, value, context=None):

+        if isinstance(value, datetime.datetime):

+            return value

+        try:

+            return parse(value)

+        except:

+            raise ConversionError(u'Invalid timestamp {}'.format(value))

diff --git a/osdf/models/api/placementRequest.py b/osdf/models/api/placementRequest.py
new file mode 100644
index 0000000..73eac75
--- /dev/null
+++ b/osdf/models/api/placementRequest.py
@@ -0,0 +1,124 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from .common import OSDFModel
+from schematics.types import StringType, URLType, IntType, FloatType
+from schematics.types.compound import ModelType, ListType
+
+
+class RequestInfo(OSDFModel):
+    """Info for northbound request from client such as SO"""
+    transactionId = StringType(required=True)
+    requestId = StringType(required=True)
+    callbackUrl = URLType(required=True)
+    sourceId = StringType(required=True)
+    optimizer = ListType(StringType())
+    numSolutions = IntType()
+    timeout = IntType()
+    requestType = StringType()
+
+
+class CandidateInfo(OSDFModel):
+    """Preferred candidate for a resource (sent as part of a request from client)"""
+    candidateType = StringType(required=True)
+    candidates = ListType(StringType(required=True))
+
+
+class ResourceModelInfo(OSDFModel):
+    """Model information for a specific resource"""
+    modelCustomizationId = StringType(required=True)
+    modelInvariantId = StringType(required=True)
+    modelName = StringType()
+    modelVersion = StringType()
+    modelVersionId = StringType()
+    modelType = StringType()
+    operationalStatus = StringType()
+
+
+class ExistingLicenseInfo(OSDFModel):
+    entitlementPoolUUID = ListType(StringType())
+    licenseKeyGroupUUID = ListType(StringType())
+
+
+class LicenseDemand(OSDFModel):
+    resourceInstanceType = StringType(required=True)
+    serviceResourceId = StringType(required=True)
+    resourceModuleName = StringType(required=True)
+    resourceModelInfo = ModelType(ResourceModelInfo)
+    existingLicense = ModelType(ExistingLicenseInfo)
+
+
+class PlacementDemand(OSDFModel):
+    resourceInstanceType = StringType(required=True)
+    serviceResourceId = StringType(required=True)
+    resourceModuleName = StringType(required=True)
+    exclusionCandidateInfo = ListType(ModelType(CandidateInfo))
+    requiredCandidateInfo = ListType(ModelType(CandidateInfo))
+    resourceModelInfo = ModelType(ResourceModelInfo)
+    tenantId = StringType()
+    tenantName = StringType()
+
+
+class ExistingPlacementInfo(OSDFModel):
+    serviceInstanceId = StringType(required=True)
+
+
+class DemandInfo(OSDFModel):
+    """Requested resources (sent as part of a request from client)"""
+    placementDemand = ListType(ModelType(PlacementDemand))
+    licenseDemand = ListType(ModelType(LicenseDemand))
+
+
+class SubscriberInfo(OSDFModel):
+    """Details on the customer that subscribes to the VNFs"""
+    globalSubscriberId = StringType(required=True)
+    subscriberName = StringType()
+    subscriberCommonSiteId = StringType()
+
+
+class ServiceModelInfo(OSDFModel):
+    """ASDC Service model information"""
+    modelType = StringType(required=True)
+    modelInvariantId = StringType(required=True)
+    modelVersionId = StringType(required=True)
+    modelName = StringType(required=True)
+    modelVersion = StringType(required=True)
+
+
+class Location(OSDFModel):
+    latitude = FloatType(required=True)
+    longitude = FloatType(required=True)
+
+
+class PlacementInfo(OSDFModel):
+    """Information specific to placement optimization"""
+    serviceModelInfo = ModelType(ServiceModelInfo)
+    subscriberInfo = ModelType(SubscriberInfo)
+    demandInfo = ModelType(DemandInfo, required=True)
+    orderInfo = StringType()
+    policyId = ListType(StringType())
+    serviceInstanceId = StringType()
+    existingPlacement = ModelType(ExistingPlacementInfo)
+    location = ModelType(Location)
+    serviceType = StringType()
+
+
+class PlacementAPI(OSDFModel):
+    """Request for placement optimization (specific to optimization and additional metadata"""
+    requestInfo = ModelType(RequestInfo, required=True)
+    placementInfo = ModelType(PlacementInfo, required=True)
diff --git a/osdf/models/api/placementResponse.py b/osdf/models/api/placementResponse.py
new file mode 100644
index 0000000..e9746d6
--- /dev/null
+++ b/osdf/models/api/placementResponse.py
@@ -0,0 +1,57 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from .common import OSDFModel
+from schematics.types import StringType
+from schematics.types.compound import ModelType, ListType
+
+
+# TODO: update osdf.models
+
+class LicenseSolution(OSDFModel):
+    serviceResourceId = StringType(required=True)
+    resourceModuleName = StringType(required=True)
+    entitlementPoolList = ListType(StringType(required=True))
+    licenseKeyGroupList = ListType(StringType(required=True))
+
+
+class AssignmentInfo(OSDFModel):
+    variableName = StringType(required=True)
+    variableValue = StringType(required=True)
+
+
+class PlacementSolution(OSDFModel):
+    serviceResourceId = StringType(required=True)
+    resourceModuleName = StringType(required=True)
+    inventoryType = StringType(required=True)
+    serviceInstanceId = StringType()
+    cloudRegionId = StringType()
+    assignmentInfo = ListType(ModelType(AssignmentInfo))
+
+
+class SolutionInfo(OSDFModel):
+    placement = ListType(ModelType(PlacementSolution), min_size=1)
+    license = ListType(ModelType(LicenseSolution), min_size=1)
+
+
+class PlacementResponse(OSDFModel):
+    transactionId = StringType(required=True)
+    requestId = StringType(required=True)
+    requestState = StringType(required=True)
+    statusMessage = StringType(required=True)
+    solutionInfo = ModelType(SolutionInfo)
diff --git a/osdf/models/policy/cmso/xacml/placementPolicies.xcore b/osdf/models/policy/cmso/xacml/placementPolicies.xcore
new file mode 100644
index 0000000..3348cb0
--- /dev/null
+++ b/osdf/models/policy/cmso/xacml/placementPolicies.xcore
@@ -0,0 +1,718 @@
+/*
+ * This XCORE file contains models for the placement optimization policies in SNIRO.
+ * @author Ankitkumar Patel
+ * @version 0.0.1
+ * @since 2017-04-13
+ */
+
+package com.att.ecomp.sniro.policies.placement
+
+import java.util.UUID
+
+annotation "http://ecomp.att.com" as ecomp
+annotation "http://ecomp.att.com/policy" as policy
+
+type UUID  wraps UUID
+
+/*
+ * Comparison operators
+ */
+enum ComparisonOperator{
+        less=1, grater=2, lessEqual=3, greaterEqual=4, equal=5, notEqual=6
+}
+
+enum TenantType{
+        GW_TENANT_ID=1, PORTAL_TENANT_ID=2
+}
+
+/*
+ * Computational operators
+ */
+enum ComputationalOperator{
+        sum=1, product=2
+}
+
+
+/*
+ * Qualifier types
+ */
+enum Qualifier{
+        same=1, different=2
+}
+
+/*
+ * Zone  category
+ */
+enum ZoneCategory{
+        disaster=1, region=2, complex=3, time=4, maintenance=5
+}
+
+/*
+ * Geographical region types
+ */
+enum GeoRegion{
+        US=1, EMEA=2, AP=3, CALA=4, CA=5, INTERNATIONAL=6
+}
+
+/*
+ * Parameters
+ */
+enum Parameter{
+        distance=0, latency=1, aic_version=2
+        //thoughput=1, geoDistance=1, airDistance=2, latency=3, bandwidth=4
+}
+
+
+/*
+ * The type of inventory defined in AIC
+ */
+enum InventoryType{
+        service=1, cloud=2
+}
+
+/*
+ * The type of AT&T network
+ */
+ enum NetworkType{
+        ip=1
+ }
+
+/*
+ * Objective functions.
+ */
+
+enum ObjectiveFunction{
+        minimize=1, maximize=2
+}
+
+/*
+ * This is a model of a condition.
+ * @param parameter This is the parameter of interest.
+ * @param operator This is a comparison operator.
+ * @param value This is a value of a parameter
+ */
+class ConditionalInfo{
+        @ecomp(^type = "configuration")
+        Parameter parameter
+        @ecomp(^type = "configuration")
+        ComparisonOperator operator
+        @ecomp(^type = "configuration")
+        String value
+}
+
+enum LocationInfo{
+        customer_loc=1, none=2, customer_pref_loc=3
+}
+
+
+/*
+ * Model for distance to location property.
+ * @param distanceCondition This is a distance condition.
+ * @param locationInfo This is a location with respect to which distance condition is applied.
+ */
+class DistanceToLocationProperty{
+        //distanceCondition.parameter must be distance.
+        @ecomp(^type = "configuration")
+        contains ConditionalInfo distanceCondition
+        @ecomp(^type = "configuration")
+        LocationInfo locationInfo
+}
+
+enum DistanceToLocationPolicyType{
+        distance_to_location=1
+}
+
+/*
+ * Model for distance to location policy.
+ * @param identity This is an identity created by a user.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resource instances over which this policy is applied.
+ * @param distanceToLocationProperty This is the distance properties of the policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class DistanceToLocationPolicy extends SniroPolicyMetaInfo{
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        DistanceToLocationPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains DistanceToLocationProperty distanceToLocationProperty
+}
+
+/*
+ * The property associated with the NetworkBetweenDemandsPolicy.
+ * @param latencyCondition The latency property associated with the policy.
+ * @param locationInfo The customer location information.
+ */
+class NetworkToLocationProperty{
+        //latencyCondition.parameter must be latency.
+        @ecomp(^type = "configuration")
+        contains ConditionalInfo latencyCondition
+        @ecomp(^type = "configuration")
+        LocationInfo locationInfo
+}
+
+enum NetworkToLocationPolicyType{
+        network_to_location=1
+}
+
+/*
+ * Network between demands policy.
+ * @param type The type of a policy.
+ * @param resourceInstanceType The resources associated with a policy.
+ * @param networkToLocationProperty The property associated with the policy.
+ */
+
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class NetworkToLocationPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        NetworkToLocationPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains NetworkToLocationProperty networkToLocationProperty
+}
+
+/*
+ * The property associated with the NetworkBetweenDemandsPolicy.
+ * @param latencyCondition The latency property associated with the policy.
+ */
+class NetworkBetweenDemandsProperty{
+        //latencyCondition.parameter must be latency.
+        @ecomp(^type = "configuration")
+        contains ConditionalInfo latencyCondition
+}
+
+enum NetworkBetweenDemandsPolicyType{
+        network_between_demands=1
+}
+
+/*
+ * Network between demands policy.
+ * @param type The type of a policy.
+ * @param resourceInstanceType The resources associated with a policy.
+ * @param networkBetweenDemandsProperty The property associated with the policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class NetworkBetweenDemandsPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        NetworkBetweenDemandsPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains NetworkBetweenDemandsProperty networkBetweenDemandsProperty
+}
+
+
+/*
+ * Network roles supported a VNF placement
+ * @param all A list of network roles.
+ */
+class NetworkRoles{
+        @ecomp(^type = "configuration")
+        String[] all
+}
+
+/*
+ * Complex names supported by a VNF placement
+ * @param any A list of complex names.
+ */
+class Complex{
+        @ecomp(^type = "configuration")
+        String[] any
+}
+/*
+ * This are the AIC properties.
+ * @param aicVersion This is the version of AIC.
+ * @param aicType This is the type of AIC.
+ * @param dataPlace This is the type of data plane.
+ * @param hypervisor This is the type of hypervisor.
+ * @param networkRoles This is a list of connected networks.
+ * @param exclusivityGroups This is an exclusivity group Id
+ * @param state State in which a VNF should be located.
+ * @param country Country in which a VNF should be located.
+ * @param getRegion Geographical region in which a VNF should be located.
+ */
+class AicAttributeProperty{
+        //aicVersionCondition.parameter must be aicVersion.
+        @ecomp(^type = "configuration")
+        String aicVersion
+        @ecomp(^type = "configuration")
+        String aicType
+        @ecomp(^type = "configuration")
+        String dataPlane
+        @ecomp(^type = "configuration")
+        String hypervisor
+        @ecomp(^type = "configuration")
+        contains NetworkRoles networkRoles
+        @ecomp(^type = "configuration")
+        contains Complex complex
+        @ecomp(^type = "configuration")
+        String exclusivityGroups
+        @ecomp(^type = "configuration")
+        String state
+        @ecomp(^type = "configuration")
+        String country
+        @ecomp(^type = "configuration")
+        GeoRegion geoRegion
+        @ecomp(^type = "configuration")
+    	String replicationRole
+
+}
+
+enum AicAttributePolicyType{
+        attribute=1
+}
+
+/*
+ * Model for the AIC attribute policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources over which the policy is applied.
+ * @param aicAttributeProperty This is the properties associated with the policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class AicAttributePolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        AicAttributePolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains AicAttributeProperty aicAttributeProperty
+}
+
+/*
+ * The property associated with the capacity policy.
+ * @param tenant The tenant whose capacity needs to be checked.
+ * @param description The location of a heat template.
+ */
+class CapacityProperty{
+        @ecomp(^type = "configuration")
+        TenantType tenant
+        @ecomp(^type = "configuration")
+        String description
+}
+
+enum CapacityPolicyType{
+        cloud_capacity=1
+}
+
+/*
+ * Capacity policy
+ * @param type The type of a policy.
+ * @param resourceInstanceType The type of resources associated with a policy.
+ * @param capacityProperty The property associated with a policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class CapacityPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        CapacityPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains CapacityProperty capacityProperty
+}
+
+enum InventoryGroupPolicyType{
+        inventory_group = 1
+}
+
+/*
+ * Model for the inventory group policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources that must be grouped/paired
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class InventoryGroupPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        InventoryGroupPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+}
+
+/*
+ * This is the property associated with this policy.
+ * @param controller ECOMP controller.
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class ResourceInstanceProperty{
+        @ecomp(^type = "configuration")
+        String controller
+        @ecomp(^type = "configuration")
+        String request
+}
+
+enum ResourceInstancePolicyType{
+        instance_fit=1
+}
+/*
+ * Model for the resource instance policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceInstanceProperty This is a property associated with each resource in the list.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class ResourceInstancePolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        ResourceInstancePolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains ResourceInstanceProperty resourceInstanceProperty
+
+}
+
+/*
+ * This is the property associated with this policy.
+ * @param controller ECOMP controller
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class ResourceRegionProperty{
+        @ecomp(^type = "configuration")
+        String controller
+        @ecomp(^type = "configuration")
+        String request
+}
+
+enum ResourceRegionPolicyType{
+        region_fit=1
+}
+
+/*
+ * Model for the resource region policy
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceRegionProperty This is a property associated with this policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class ResourceRegionPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        ResourceRegionPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains ResourceRegionProperty resourceRegionProperty
+}
+
+/*
+ * This is the property associated with zone policy.
+ * @param qualifier This is the qualifier.
+ * @param category This is the category of a zone.
+ */
+class ZoneProperty{
+        @ecomp(^type = "configuration")
+        Qualifier qualifier
+        @ecomp(^type = "configuration")
+        ZoneCategory category
+}
+
+enum ZonePolicyType{
+        zone=1
+}
+
+/*
+ * Model of the zone policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstanceType This is a list of resources.
+ * @param zoneProperty This is the property associated with the policy.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+
+class ZonePolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        ZonePolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains ZoneProperty zoneProperty
+}
+
+/*
+ * The property associated with a VNF type.
+ * @param inventoryProvider The ECOMP entity providing inventory information.
+ * @param inventoryType The type of an inventory.
+ * @param serviceId The id of a service.
+ */
+class VNFPolicyProperty{
+        @ecomp(^type = "configuration")
+        String inventoryProvider
+        @ecomp(^type = "configuration")
+        InventoryType inventoryType
+        @ecomp(^type = "configuration")
+        contains Attributes attributes
+}
+
+/*
+ * The property associated with a Subscriber type.
+ * @param subscriberName The name of a subscriber.
+ * @param subscriberRole The role of a subscriber.
+ * @param provStatus The provisioning status of a subscriber.
+ */
+class SubscriberPolicyProperty{
+        @ecomp(^type = "configuration")
+        String[] subscriberName
+        @ecomp(^type = "configuration")
+        String[] subscriberRole
+        @ecomp(^type = "configuration")
+        String[] provStatus
+}
+
+enum VNFPolicyType{
+        vnfPolicy=1
+}
+
+enum SubscriberPolicyType{
+        subscriberPolicy=1
+}
+
+class Attributes{
+    @ecomp(^type = "configuration")
+    String globalCustomerId
+    @ecomp(^type = "configuration")
+    String operationalStatus
+    @ecomp(^type = "configuration")
+    String[] orchestrationStatus
+    @ecomp(^type = "configuration")
+    String modelInvariantId
+    @ecomp(^type = "configuration")
+    String modelVersionId
+    @ecomp(^type = "configuration")
+    String equipmentRole
+}
+
+/*
+ * Policy associated with a VNF.
+ * @param resourceInstance This parameter identifies a specific VNF.
+ * @param inventoryProvider This is the provider of inventory.
+ * @param inventoryType This is the type of inventory.
+ * @param serviceType The service associated with a VNF.
+ * @param serviceId The Id associated with a service.
+ * @param globalCustomerId The global id of a customer.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class VNFPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        VNFPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains VNFPolicyProperty[] property
+}
+
+/*
+ * Policy associated with a Subscriber.
+ * @param subscriberName The name of a subscriber.
+ * @param subscriberRole The role of a subscriber.
+ * @param provStatus The provisioning status of a subscriber.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class SubscriberPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        SubscriberPolicyType ^type
+        @ecomp(^type = "configuration")
+        contains SubscriberPolicyProperty[] property
+}
+
+
+/*
+ * This is the property associated with this policy.
+ * @param providerUrl This is the url of provider to check the capacity.
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class InstanceReservationProperty{
+        @ecomp(^type = "configuration")
+        String controller
+        @ecomp(^type = "configuration")
+        String request
+}
+
+enum InstanceReservationPolicyType{
+        instance_reservation=1
+}
+/*
+ * Model for the resource instance policy.
+ * @param identity This is an identity created by a user.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceInstanceProperty This is a property associated with each resource in the list.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+class instanceReservationPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        InstanceReservationPolicyType ^type
+        @ecomp(^type = "configuration")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        contains InstanceReservationProperty instanceReservationProperty
+
+}
+
+/*
+ * This is a model of an operand.
+ * @param parameter This is a parameter.
+ * @param associativity This is a list of entities with which a parameter is associated.
+ */
+ /*
+class Operand{
+        @ecomp(^type = "configuration")
+        Parameter parameter
+        @ecomp(^type = "configuration")
+        Entity associativity
+}
+*/
+
+/*
+ * This is the optimization function.
+ * @param identity This is an identity of a function.
+ * @param operation This is a computational operator.
+ * @param leftOperand This is a left operand of a function.
+ * @param rightOperand This is a right operand of a function.
+ */
+/*
+class OptimizationFunction{
+        @ecomp(^type = "configuration")
+        ExpressionIdentity identity
+        @ecomp(^type = "configuration")
+        ComputationalOperator operation
+        @ecomp(^type = "configuration")
+        contains Operand[] operands
+}
+*/
+
+/*
+ * Properties associated with a sub-expression.
+ * @param weight The weight of an expression.
+ * @param parameter The parameter involved in an expression.
+ * @param entity The entities involved in an expression.
+ * @param operator The operator of an expression.
+ * @param customerLocationInfo The location of a customer.
+ */
+class AttributeProperty{
+        @ecomp(^type = "configuration")
+        double weight
+        @ecomp(^type = "configuration")
+        Parameter parameter
+        @ecomp(^type = "configuration")
+        String[] resource
+        @ecomp(^type = "configuration")
+        ComputationalOperator operator
+        @ecomp(^type = "configuration")
+        LocationInfo customerLocationInfo
+}
+
+enum PlacementOptimizationPolicyType{
+        placementOptimization=1
+}
+
+/*
+ * @param operator An operator in an expression.
+ * @param parameterAttributes Represents sub-expression
+ */
+class ObjectiveParameter{
+        @ecomp(^type = "configuration")
+        ComputationalOperator operator
+        @ecomp(^type = "configuration")
+        contains AttributeProperty[] parameterAttributes
+}
+
+/*
+ * Model of the placement optimization policy.
+ * @param type This is the type of a policy.
+ * @param objective This is an objective function.
+ * @param objectiveParameter The parameter/expression to be optimized.
+ */
+@policy (
+    policyTemplate = "SNIRO-PLACEMENT"
+)
+
+class PlacementOptimizationPolicy extends SniroPolicyMetaInfo{
+        @policy (matching = "true")
+        @ecomp(^type = "configuration")
+        PlacementOptimizationPolicyType ^type
+        @ecomp(^type = "configuration")
+        ObjectiveFunction objective
+        @ecomp(^type = "configuration")
+        contains ObjectiveParameter objectiveParameter
+}
+
+
+/*
+ * Meta information required for SNIRO policies.
+ * @param identity This is a user-defined identity.
+ * @param policyScope The scope of a policy
+ */
+
+@policy (
+    policyTemplate = "SNIRO"
+)
+class SniroPolicyMetaInfo{
+        @ecomp(^type = "configuration")
+        String identity
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        contains Scope policyScope
+}
+
+/*
+ * Scopes in which a policy is applicable.
+ * @param serviceType The type of a service.
+ * @param networkType The type of a network
+ * @param geoRigion The geographical region.
+ * @param resourceInstanceType The resources associated with a policy/
+ * @param subscriberRole 
+ */
+class Scope{
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] serviceType
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] networkType
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] geoRegion
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] resourceInstanceType
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] modelInvariantId
+        @ecomp(^type = "configuration")
+        @policy (matching = "true")
+        String[] subscriberRole
+}
\ No newline at end of file
diff --git a/osdf/models/policy/placement/xacml/placementPolicies.xcore b/osdf/models/policy/placement/xacml/placementPolicies.xcore
new file mode 100644
index 0000000..866488e
--- /dev/null
+++ b/osdf/models/policy/placement/xacml/placementPolicies.xcore
@@ -0,0 +1,728 @@
+/*
+ * ================================================================================
+ * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+package org.onap.oof.osdf.policies.placement
+
+import java.util.UUID
+
+annotation "http://org.onap" as onap
+annotation "http://org.onap.policy" as policy
+
+type UUID  wraps UUID
+
+/*
+ * Comparison operators
+ */
+enum ComparisonOperator{
+        less=1, grater=2, lessEqual=3, greaterEqual=4, equal=5, notEqual=6
+}
+
+enum TenantType{
+        GW_TENANT_ID=1, PORTAL_TENANT_ID=2
+}
+
+/*
+ * Computational operators
+ */
+enum ComputationalOperator{
+        sum=1, product=2
+}
+
+
+/*
+ * Qualifier types
+ */
+enum Qualifier{
+        same=1, different=2
+}
+
+/*
+ * Zone  category
+ */
+enum ZoneCategory{
+        disaster=1, region=2, complex=3, time=4, maintenance=5
+}
+
+/*
+ * Geographical region types
+ */
+enum GeoRegion{
+        US=1, EMEA=2, AP=3, CALA=4, CA=5, INTERNATIONAL=6
+}
+
+/*
+ * Parameters
+ */
+enum Parameter{
+        distance=0, latency=1, cloud_version=2
+        //thoughput=1, geoDistance=1, airDistance=2, latency=3, bandwidth=4
+}
+
+
+/*
+ * The type of inventory defined in cloud
+ */
+enum InventoryType{
+        service=1, cloud=2
+}
+
+/*
+ * The type of network
+ */
+ enum NetworkType{
+        ip=1
+ }
+
+/*
+ * Objective functions.
+ */
+
+enum ObjectiveFunction{
+        minimize=1, maximize=2
+}
+
+/*
+ * This is a model of a condition.
+ * @param parameter This is the parameter of interest.
+ * @param operator This is a comparison operator.
+ * @param value This is a value of a parameter
+ */
+class ConditionalInfo{
+        @onap(^type = "configuration")
+        Parameter parameter
+        @onap(^type = "configuration")
+        ComparisonOperator operator
+        @onap(^type = "configuration")
+        String value
+}
+
+enum LocationInfo{
+        customer_loc=1, none=2, customer_pref_loc=3
+}
+
+
+/*
+ * Model for distance to location property.
+ * @param distanceCondition This is a distance condition.
+ * @param locationInfo This is a location with respect to which distance condition is applied.
+ */
+class DistanceToLocationProperty{
+        //distanceCondition.parameter must be distance.
+        @onap(^type = "configuration")
+        contains ConditionalInfo distanceCondition
+        @onap(^type = "configuration")
+        LocationInfo locationInfo
+}
+
+enum DistanceToLocationPolicyType{
+        distance_to_location=1
+}
+
+/*
+ * Model for distance to location policy.
+ * @param identity This is an identity created by a user.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resource instances over which this policy is applied.
+ * @param distanceToLocationProperty This is the distance properties of the policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class DistanceToLocationPolicy extends OOFPolicyMetaInfo{
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        DistanceToLocationPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains DistanceToLocationProperty distanceToLocationProperty
+}
+
+/*
+ * The property associated with the NetworkBetweenDemandsPolicy.
+ * @param latencyCondition The latency property associated with the policy.
+ * @param locationInfo The customer location information.
+ */
+class NetworkToLocationProperty{
+        //latencyCondition.parameter must be latency.
+        @onap(^type = "configuration")
+        contains ConditionalInfo latencyCondition
+        @onap(^type = "configuration")
+        LocationInfo locationInfo
+}
+
+enum NetworkToLocationPolicyType{
+        network_to_location=1
+}
+
+/*
+ * Network between demands policy.
+ * @param type The type of a policy.
+ * @param resourceInstanceType The resources associated with a policy.
+ * @param networkToLocationProperty The property associated with the policy.
+ */
+
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class NetworkToLocationPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        NetworkToLocationPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains NetworkToLocationProperty networkToLocationProperty
+}
+
+/*
+ * The property associated with the NetworkBetweenDemandsPolicy.
+ * @param latencyCondition The latency property associated with the policy.
+ */
+class NetworkBetweenDemandsProperty{
+        //latencyCondition.parameter must be latency.
+        @onap(^type = "configuration")
+        contains ConditionalInfo latencyCondition
+}
+
+enum NetworkBetweenDemandsPolicyType{
+        network_between_demands=1
+}
+
+/*
+ * Network between demands policy.
+ * @param type The type of a policy.
+ * @param resourceInstanceType The resources associated with a policy.
+ * @param networkBetweenDemandsProperty The property associated with the policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class NetworkBetweenDemandsPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        NetworkBetweenDemandsPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains NetworkBetweenDemandsProperty networkBetweenDemandsProperty
+}
+
+
+/*
+ * Network roles supported a VNF placement
+ * @param all A list of network roles.
+ */
+class NetworkRoles{
+        @onap(^type = "configuration")
+        String[] all
+}
+
+/*
+ * Complex names supported by a VNF placement
+ * @param any A list of complex names.
+ */
+class Complex{
+        @onap(^type = "configuration")
+        String[] any
+}
+/*
+ * This are the cloud properties.
+ * @param cloudVersion This is the version of cloud.
+ * @param cloudType This is the type of cloud.
+ * @param dataPlace This is the type of data plane.
+ * @param hypervisor This is the type of hypervisor.
+ * @param networkRoles This is a list of connected networks.
+ * @param exclusivityGroups This is an exclusivity group Id
+ * @param state State in which a VNF should be located.
+ * @param country Country in which a VNF should be located.
+ * @param getRegion Geographical region in which a VNF should be located.
+ */
+class cloudAttributeProperty{
+        //cloudVersionCondition.parameter must be cloudVersion.
+        @onap(^type = "configuration")
+        String cloudVersion
+        @onap(^type = "configuration")
+        String cloudType
+        @onap(^type = "configuration")
+        String dataPlane
+        @onap(^type = "configuration")
+        String hypervisor
+        @onap(^type = "configuration")
+        contains NetworkRoles networkRoles
+        @onap(^type = "configuration")
+        contains Complex complex
+        @onap(^type = "configuration")
+        String exclusivityGroups
+        @onap(^type = "configuration")
+        String state
+        @onap(^type = "configuration")
+        String country
+        @onap(^type = "configuration")
+        GeoRegion geoRegion
+        @onap(^type = "configuration")
+    	String replicationRole
+
+}
+
+enum cloudAttributePolicyType{
+        attribute=1
+}
+
+/*
+ * Model for the cloud attribute policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources over which the policy is applied.
+ * @param cloudAttributeProperty This is the properties associated with the policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class cloudAttributePolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        cloudAttributePolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains cloudAttributeProperty cloudAttributeProperty
+}
+
+/*
+ * The property associated with the capacity policy.
+ * @param tenant The tenant whose capacity needs to be checked.
+ * @param description The location of a heat template.
+ */
+class CapacityProperty{
+        @onap(^type = "configuration")
+        TenantType tenant
+        @onap(^type = "configuration")
+        String description
+}
+
+enum CapacityPolicyType{
+        cloud_capacity=1
+}
+
+/*
+ * Capacity policy
+ * @param type The type of a policy.
+ * @param resourceInstanceType The type of resources associated with a policy.
+ * @param capacityProperty The property associated with a policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class CapacityPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        CapacityPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains CapacityProperty capacityProperty
+}
+
+enum InventoryGroupPolicyType{
+        inventory_group = 1
+}
+
+/*
+ * Model for the inventory group policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources that must be grouped/paired
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class InventoryGroupPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        InventoryGroupPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+}
+
+/*
+ * This is the property associated with this policy.
+ * @param controller onap controller.
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class ResourceInstanceProperty{
+        @onap(^type = "configuration")
+        String controller
+        @onap(^type = "configuration")
+        String request
+}
+
+enum ResourceInstancePolicyType{
+        instance_fit=1
+}
+/*
+ * Model for the resource instance policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceInstanceProperty This is a property associated with each resource in the list.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class ResourceInstancePolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        ResourceInstancePolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains ResourceInstanceProperty resourceInstanceProperty
+
+}
+
+/*
+ * This is the property associated with this policy.
+ * @param controller onap controller
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class ResourceRegionProperty{
+        @onap(^type = "configuration")
+        String controller
+        @onap(^type = "configuration")
+        String request
+}
+
+enum ResourceRegionPolicyType{
+        region_fit=1
+}
+
+/*
+ * Model for the resource region policy
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceRegionProperty This is a property associated with this policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class ResourceRegionPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        ResourceRegionPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains ResourceRegionProperty resourceRegionProperty
+}
+
+/*
+ * This is the property associated with zone policy.
+ * @param qualifier This is the qualifier.
+ * @param category This is the category of a zone.
+ */
+class ZoneProperty{
+        @onap(^type = "configuration")
+        Qualifier qualifier
+        @onap(^type = "configuration")
+        ZoneCategory category
+}
+
+enum ZonePolicyType{
+        zone=1
+}
+
+/*
+ * Model of the zone policy.
+ * @param type This is the type of a policy.
+ * @param resourceInstanceType This is a list of resources.
+ * @param zoneProperty This is the property associated with the policy.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+
+class ZonePolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        ZonePolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains ZoneProperty zoneProperty
+}
+
+/*
+ * The property associated with a VNF type.
+ * @param inventoryProvider The onap entity providing inventory information.
+ * @param inventoryType The type of an inventory.
+ * @param serviceId The id of a service.
+ */
+class VNFPolicyProperty{
+        @onap(^type = "configuration")
+        String inventoryProvider
+        @onap(^type = "configuration")
+        InventoryType inventoryType
+        @onap(^type = "configuration")
+        contains Attributes attributes
+}
+
+/*
+ * The property associated with a Subscriber type.
+ * @param subscriberName The name of a subscriber.
+ * @param subscriberRole The role of a subscriber.
+ * @param provStatus The provisioning status of a subscriber.
+ */
+class SubscriberPolicyProperty{
+        @onap(^type = "configuration")
+        String[] subscriberName
+        @onap(^type = "configuration")
+        String[] subscriberRole
+        @onap(^type = "configuration")
+        String[] provStatus
+}
+
+enum VNFPolicyType{
+        vnfPolicy=1
+}
+
+enum SubscriberPolicyType{
+        subscriberPolicy=1
+}
+
+class Attributes{
+    @onap(^type = "configuration")
+    String globalCustomerId
+    @onap(^type = "configuration")
+    String operationalStatus
+    @onap(^type = "configuration")
+    String[] orchestrationStatus
+    @onap(^type = "configuration")
+    String modelInvariantId
+    @onap(^type = "configuration")
+    String modelVersionId
+    @onap(^type = "configuration")
+    String equipmentRole
+}
+
+/*
+ * Policy associated with a VNF.
+ * @param resourceInstance This parameter identifies a specific VNF.
+ * @param inventoryProvider This is the provider of inventory.
+ * @param inventoryType This is the type of inventory.
+ * @param serviceType The service associated with a VNF.
+ * @param serviceId The Id associated with a service.
+ * @param globalCustomerId The global id of a customer.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class VNFPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        VNFPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains VNFPolicyProperty[] property
+}
+
+/*
+ * Policy associated with a Subscriber.
+ * @param subscriberName The name of a subscriber.
+ * @param subscriberRole The role of a subscriber.
+ * @param provStatus The provisioning status of a subscriber.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class SubscriberPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        SubscriberPolicyType ^type
+        @onap(^type = "configuration")
+        contains SubscriberPolicyProperty[] property
+}
+
+
+/*
+ * This is the property associated with this policy.
+ * @param providerUrl This is the url of provider to check the capacity.
+ * @param request This should be key-value pairs to be sent in a request.
+ */
+class InstanceReservationProperty{
+        @onap(^type = "configuration")
+        String controller
+        @onap(^type = "configuration")
+        String request
+}
+
+enum InstanceReservationPolicyType{
+        instance_reservation=1
+}
+/*
+ * Model for the resource instance policy.
+ * @param identity This is an identity created by a user.
+ * @param type This is the type of a policy.
+ * @param resourceInstance This is a list of resources.
+ * @param resourceInstanceProperty This is a property associated with each resource in the list.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class InstanceReservationPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        InstanceReservationPolicyType ^type
+        @onap(^type = "configuration")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        contains InstanceReservationProperty instanceReservationProperty
+
+}
+
+/*
+ * This is a model of an operand.
+ * @param parameter This is a parameter.
+ * @param associativity This is a list of entities with which a parameter is associated.
+ */
+ /*
+class Operand{
+        @onap(^type = "configuration")
+        Parameter parameter
+        @onap(^type = "configuration")
+        Entity associativity
+}
+*/
+
+/*
+ * This is the optimization function.
+ * @param identity This is an identity of a function.
+ * @param operation This is a computational operator.
+ * @param leftOperand This is a left operand of a function.
+ * @param rightOperand This is a right operand of a function.
+ */
+/*
+class OptimizationFunction{
+        @onap(^type = "configuration")
+        ExpressionIdentity identity
+        @onap(^type = "configuration")
+        ComputationalOperator operation
+        @onap(^type = "configuration")
+        contains Operand[] operands
+}
+*/
+
+/*
+ * Properties associated with a sub-expression.
+ * @param weight The weight of an expression.
+ * @param parameter The parameter involved in an expression.
+ * @param entity The entities involved in an expression.
+ * @param operator The operator of an expression.
+ * @param customerLocationInfo The location of a customer.
+ */
+class AttributeProperty{
+        @onap(^type = "configuration")
+        double weight
+        @onap(^type = "configuration")
+        Parameter parameter
+        @onap(^type = "configuration")
+        String[] resource
+        @onap(^type = "configuration")
+        ComputationalOperator operator
+        @onap(^type = "configuration")
+        LocationInfo customerLocationInfo
+}
+
+enum PlacementOptimizationPolicyType{
+        placementOptimization=1
+}
+
+/*
+ * @param operator An operator in an expression.
+ * @param parameterAttributes Represents sub-expression
+ */
+class ObjectiveParameter{
+        @onap(^type = "configuration")
+        ComputationalOperator operator
+        @onap(^type = "configuration")
+        contains AttributeProperty[] parameterAttributes
+}
+
+/*
+ * Model of the placement optimization policy.
+ * @param type This is the type of a policy.
+ * @param objective This is an objective function.
+ * @param objectiveParameter The parameter/expression to be optimized.
+ */
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+
+class PlacementOptimizationPolicy extends OOFPolicyMetaInfo{
+        @policy (matching = "true")
+        @onap(^type = "configuration")
+        PlacementOptimizationPolicyType ^type
+        @onap(^type = "configuration")
+        ObjectiveFunction objective
+        @onap(^type = "configuration")
+        contains ObjectiveParameter objectiveParameter
+}
+
+
+/*
+ * Meta information required for oof policies.
+ * @param identity This is a user-defined identity.
+ * @param policyScope The scope of a policy
+ */
+
+@policy (
+    policyTemplate = "OOF-PLACEMENT"
+)
+class OOFPolicyMetaInfo{
+        @onap(^type = "configuration")
+        String identity
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        contains Scope policyScope
+}
+
+/*
+ * Scopes in which a policy is applicable.
+ * @param serviceType The type of a service.
+ * @param networkType The type of a network
+ * @param geoRigion The geographical region.
+ * @param resourceInstanceType The resources associated with a policy/
+ * @param subscriberRole 
+ */
+class Scope{
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] serviceType
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] networkType
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] geoRegion
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] resourceInstanceType
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] modelInvariantId
+        @onap(^type = "configuration")
+        @policy (matching = "true")
+        String[] subscriberRole
+}
diff --git a/osdf/operation/__init__.py b/osdf/operation/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/operation/__init__.py
diff --git a/osdf/operation/error_handling.py b/osdf/operation/error_handling.py
new file mode 100644
index 0000000..dfb0848
--- /dev/null
+++ b/osdf/operation/error_handling.py
@@ -0,0 +1,93 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+
+from schematics.exceptions import DataError
+
+from requests import RequestException
+from requests import ConnectionError, HTTPError, Timeout
+from osdf.operation.exceptions import BusinessException
+
+import osdf
+
+ERROR_TEMPLATE = osdf.ERROR_TEMPLATE
+
+MESSAGE_BASE = "A solution couldn't be determined because an external application"
+HTTP_ERROR_MESSAGE = MESSAGE_BASE + " returned a HTTP error"
+TIMEOUT_ERROR_MESSAGE = MESSAGE_BASE + " could not respond in time, please check the external application"
+CONNECTION_ERROR_MESSAGE = MESSAGE_BASE + " could not be reached"
+
+internal_error_body = {
+        "serviceException": {
+            "text": "Unhandled internal exception, request could not be processed"
+        }
+}
+
+internal_error_message = json.dumps(internal_error_body)
+
+
+def build_json_error_body(error):
+    if isinstance(error,RequestException):
+        return request_exception_to_json_body(error)
+    elif isinstance(error, DataError):
+        return data_error_to_json_body(error)
+    elif type(error) is BusinessException: # return the error message, because it is well formatted
+        return ERROR_TEMPLATE.render(description=str(error))
+    else:
+        return internal_error_message
+
+
+def data_error_to_json_body(error):
+        description = str(error).replace('"', '\\"')
+        error_message = ERROR_TEMPLATE.render(description=description)
+        return error_message
+
+
+def request_exception_to_json_body(error):
+    friendly_message = "A request exception has occurred when contacting an external system"
+    if type(error) is HTTPError:
+        friendly_message = HTTP_ERROR_MESSAGE
+    if type(error) is ConnectionError:
+        friendly_message = CONNECTION_ERROR_MESSAGE
+    if type(error) is Timeout:
+        friendly_message = TIMEOUT_ERROR_MESSAGE
+
+    eie_body = {
+            "serviceException": {
+                "text": friendly_message,
+                "errorType": "InterfaceError"
+            },
+            "externalApplicationDetails": {
+                "httpMethod": error.request.method,
+                "url": error.request.url
+            }
+    }
+
+    response = error.response
+
+    if response is not None:
+        eie_body['externalApplicationDetails']['httpStatusCode'] = response.status_code
+        content_type = response.headers.get('content-type')
+        if content_type is not None:
+            if 'application/json' in content_type:
+                eie_body['externalApplicationDetails']['responseMessage'] = response.json()
+            elif 'text/html' in content_type:
+                eie_body['externalApplicationDetails']['responseMessage'] = response.text
+    error_message = json.dumps(eie_body)
+    return error_message
diff --git a/osdf/operation/exceptions.py b/osdf/operation/exceptions.py
new file mode 100644
index 0000000..5277b01
--- /dev/null
+++ b/osdf/operation/exceptions.py
@@ -0,0 +1,40 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+class BusinessException(Exception):
+    pass
+
+
+class MessageBusConfigurationException(Exception):
+    pass
+
+
+class CMDataError(Exception):
+    pass
+
+
+class CMSOExecutionError(Exception):
+    pass
+
+
+class CMSOCallBackError(Exception):
+    pass
+
+
+class CMSOInvalidRequestException(Exception):
+    pass
diff --git a/osdf/operation/responses.py b/osdf/operation/responses.py
new file mode 100644
index 0000000..22a94f7
--- /dev/null
+++ b/osdf/operation/responses.py
@@ -0,0 +1,39 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from flask import Response
+
+from osdf import ACCEPTED_MESSAGE_TEMPLATE
+
+
+def osdf_response_for_request_accept(req_id="", text="", response_code=202, as_http=True):
+    """Helper method to create a response object for request acceptance, so that the object can be sent to a client
+    :param req_id: request ID provided by the caller
+    :param text: extra text description about accepting the request (e.g. "Request accepted")
+    :param response_code: the HTTP status code to send -- default is 202 (accepted)
+    :param as_http: whether to send response as HTTP response object or as a string
+    :return: if as_http is True, return a HTTP Response object. Otherwise, return json-encoded-message
+    """
+    response_message = ACCEPTED_MESSAGE_TEMPLATE.render(description=text, request_id=req_id)
+    if not as_http:
+        return response_message
+
+    response = Response(response_message, content_type='application/json; charset=utf-8')
+    response.headers.add('content-length', len(response_message))
+    response.status_code = response_code
+    return response
diff --git a/osdf/optimizers/__init__.py b/osdf/optimizers/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/optimizers/__init__.py
diff --git a/osdf/optimizers/licenseopt/__init__.py b/osdf/optimizers/licenseopt/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/optimizers/licenseopt/__init__.py
diff --git a/osdf/optimizers/licenseopt/simple_license_allocation.py b/osdf/optimizers/licenseopt/simple_license_allocation.py
new file mode 100644
index 0000000..1b5b670
--- /dev/null
+++ b/osdf/optimizers/licenseopt/simple_license_allocation.py
@@ -0,0 +1,56 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+
+from requests import RequestException
+from osdf.datasources.sdc import sdc, constraint_handler
+from osdf.logging.osdf_logging import audit_log, metrics_log, MH
+from osdf.config.base import osdf_config
+from osdf.utils import data_mapping
+
+
+def license_optim(request_json):
+    """
+    Fetch license artifacts associated with the service model and search licensekey-group-UUID and entitlement-pool-uuid
+    associated with the given att part number and nominal throughput in a request
+    :param request_json: Request in a JSON format
+    :return: A tuple of licensekey-group-uuid-list and entitlement-group-uuid-list
+    """
+    req_id = request_json["requestInfo"]["requestId"]
+    config = osdf_config.deployment
+
+    model_name = request_json['placementInfo']['serviceModelInfo']['modelName']
+    service_name = data_mapping.get_service_type(model_name)
+
+    license_info = []
+
+    order_info = json.loads(request_json["placementInfo"]["orderInfo"])
+    if service_name == 'VPE':
+        data_mapping.normalize_user_params(order_info)
+    for licenseDemand in request_json['placementInfo']['demandInfo']['licenseDemand']:
+        metrics_log.info(MH.requesting("sdc", req_id))
+        license_artifacts = sdc.request(licenseDemand['resourceModelInfo']['modelVersionId'],request_json["requestInfo"]["requestId"], config)
+        entitlement_pool_uuids, license_key_group_uuids = constraint_handler.choose_license(license_artifacts,order_info, service_name)
+        license_info.append(
+            {'serviceResourceId': licenseDemand['serviceResourceId'],
+             'resourceModuleName': licenseDemand['resourceModuleName'],
+             'entitlementPoolList': entitlement_pool_uuids,
+             'licenseKeyGroupList': license_key_group_uuids
+             })
+    return license_info
diff --git a/osdf/optimizers/placementopt/__init__.py b/osdf/optimizers/placementopt/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/optimizers/placementopt/__init__.py
diff --git a/osdf/optimizers/placementopt/conductor/__init__.py b/osdf/optimizers/placementopt/conductor/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/optimizers/placementopt/conductor/__init__.py
diff --git a/osdf/optimizers/placementopt/conductor/api_builder.py b/osdf/optimizers/placementopt/conductor/api_builder.py
new file mode 100644
index 0000000..0a874f7
--- /dev/null
+++ b/osdf/optimizers/placementopt/conductor/api_builder.py
@@ -0,0 +1,123 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import copy
+import json
+# from osdf.utils import data_mapping
+from jinja2 import Template
+from osdf.utils.programming_utils import list_flatten, dot_notation
+import osdf.optimizers.placementopt.conductor.translation as tr
+from osdf.adapters.policy.utils import group_policies
+
+
+def conductor_api_builder(request_json, flat_policies: list, local_config, prov_status,
+                          template="templates/conductor_interface.json"):
+    """Build a SNIRO southbound API call for Conductor/Placement optimization
+    :param request_json: parameter data received from a client
+    :param flat_policies: policy data received from the policy platform (flat policies)
+    :param template: template to generate southbound API call to conductor
+    :param local_config: local configuration file with pointers for the service specific information
+    :param prov_status: provStatus retrieved from Subscriber policy
+    :return: json to be sent to Conductor/placement optimization
+    """
+    templ = Template(open(template).read())
+    gp = group_policies(flat_policies)
+    demand_vnf_name_list = []
+
+    for placementDemand in request_json['placementInfo']['demandInfo']['placementDemand']:
+        demand_vnf_name_list.append(placementDemand['resourceModuleName'])
+
+    demand_list = tr.gen_demands(request_json['placementInfo']['demandInfo'], gp['vnfPolicy'])
+    attribute_policy_list = tr.gen_attribute_policy(demand_vnf_name_list, gp['attribute'])
+    distance_to_location_policy_list = tr.gen_distance_to_location_policy(
+        demand_vnf_name_list, gp['distance_to_location'])
+    inventory_policy_list = tr.gen_inventory_group_policy(demand_vnf_name_list, gp['inventory_group'])
+    resource_instance_policy_list = tr.gen_resource_instance_policy(
+        demand_vnf_name_list, gp['instance_fit'])
+    resource_region_policy_list = tr.gen_resource_region_policy(demand_vnf_name_list, gp['region_fit'])
+    zone_policy_list = tr.gen_zone_policy(demand_vnf_name_list, gp['zone'])
+    optimization_policy_list = tr.gen_optimization_policy(demand_vnf_name_list, gp['placementOptimization'])
+    reservation_policy_list = tr.gen_reservation_policy(demand_vnf_name_list, gp['instance_reservation'])
+    conductor_policies = [attribute_policy_list, distance_to_location_policy_list, inventory_policy_list,
+                          resource_instance_policy_list, resource_region_policy_list, zone_policy_list]
+    filtered_policies = [x for x in conductor_policies if len(x) > 0]
+    policy_groups = list_flatten(filtered_policies)
+    reservation_policies = [x for x in reservation_policy_list if len(x) > 0]
+    reservation_groups = list_flatten(reservation_policies)
+    req_info = request_json['requestInfo']
+    model_name = request_json['placementInfo']['serviceModelInfo']['modelName']
+    service_type = model_name
+    # service_type = data_mapping.get_service_type(model_name)
+    service_info = local_config.get('service_info', {}).get(service_type, {})
+    order_info = {}
+    if 'orderInfo' in request_json["placementInfo"]:
+        order_info = json.loads(request_json["placementInfo"]["orderInfo"])
+    request_type = req_info.get('requestType', None)
+    subs_com_site_id = ""
+    if 'subscriberInfo' in request_json['placementInfo']: 
+        subs_com_site_id = request_json['placementInfo']['subscriberInfo'].get('subscriberCommonSiteId', "")
+    if service_type == 'vCPE':
+        # data_mapping.normalize_user_params(order_info)
+        rendered_req = templ.render(
+            requestType=request_type,
+            chosenComplex=subs_com_site_id,
+            demand_list=demand_list,
+            policy_groups=policy_groups,
+            optimization_policies=optimization_policy_list,
+            name=req_info['requestId'],
+            timeout=req_info['timeout'],
+            limit=req_info['numSolutions'],
+            serviceType=service_type,
+            serviceInstance=request_json['placementInfo']['serviceInstanceId'],
+            provStatus = prov_status,
+            chosenRegion=order_info.get('requestParameters',{}).get('lcpCloudRegionId'),
+            json=json)
+    elif service_type == 'UNKNOWN':
+        rendered_req = templ.render(
+            requestType=request_type,
+            chosenComplex=subs_com_site_id,
+            demand_list=demand_list,
+            policy_groups=policy_groups,
+            reservation_groups=reservation_groups,
+            optimization_policies=optimization_policy_list,
+            name=req_info['requestId'],
+            timeout=req_info['timeout'],
+            limit=req_info['numSolutions'],
+            serviceType=service_type,
+            serviceInstance=request_json['placementInfo']['serviceInstanceId'],
+            provStatus = prov_status,
+            # process order data
+            bandwidth=dot_notation(order_info, service_info['bandwidth']),
+            bandwidth_unit=dot_notation(order_info, service_info['bandwidth_units']),
+            json=json)
+    json_payload = json.dumps(json.loads(rendered_req)) # need this because template's JSON is ugly!
+    return json_payload
+
+
+def retrieve_node(req_json, reference):
+    """
+    Get the child node(s) from the dot-notation [reference] and parent [req_json].
+    For placement and other requests, there are encoded JSONs inside the request or policy,
+    so we need to expand it and then do a search over the parent plus expanded JSON.
+    """
+    req_json_copy = copy.deepcopy(req_json)  # since we expand the JSON in place, we work on a copy
+    if 'orderInfo' in req_json_copy['placementInfo']:
+        req_json_copy['placementInfo']['orderInfo'] = json.loads(req_json_copy['placementInfo']['orderInfo'])
+    info = dot_notation(req_json_copy, reference)
+    return list_flatten(info) if isinstance(info, list) else info
+
diff --git a/osdf/optimizers/placementopt/conductor/conductor.py b/osdf/optimizers/placementopt/conductor/conductor.py
new file mode 100644
index 0000000..bdc7f17
--- /dev/null
+++ b/osdf/optimizers/placementopt/conductor/conductor.py
@@ -0,0 +1,186 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+"""
+This application generates conductor API calls using the information received from SO and Policy platform.
+"""
+
+import json
+import time
+
+from jinja2 import Template
+from requests import RequestException
+
+from osdf.logging.osdf_logging import debug_log
+from osdf.optimizers.placementopt.conductor.api_builder import conductor_api_builder
+from osdf.utils.interfaces import RestClient
+from osdf.operation.exceptions import BusinessException
+
+
+def request(req_object, osdf_config, grouped_policies, prov_status):
+    """
+    Process a placement request from a Client (build Conductor API call, make the call, return result)
+    :param req_object: Request parameters from the client
+    :param osdf_config: Configuration specific to SNIRO application (core + deployment)
+    :param grouped_policies: policies related to placement (fetched based on request, and grouped by policy type)
+    :param prov_status: provStatus retrieved from Subscriber policy
+    :return: response from Conductor (accounting for redirects from Conductor service
+    """
+    config = osdf_config.deployment
+    local_config = osdf_config.core
+    uid, passwd = config['conductorUsername'], config['conductorPassword']
+    conductor_url = config['conductorUrl']
+    req_id = req_object['requestInfo']['requestId']
+    transaction_id = req_object['requestInfo']['transactionId']
+    headers = dict(transaction_id=transaction_id)
+
+    max_retries = config.get('conductorMaxRetries', 30)
+    ping_wait_time = config.get('conductorPingWaitTime', 60)
+
+    rc = RestClient(userid=uid, passwd=passwd, method="GET", log_func=debug_log.debug, headers=headers)
+    conductor_req_json_str = conductor_api_builder(req_object, grouped_policies, local_config, prov_status)
+    conductor_req_json = json.loads(conductor_req_json_str)
+
+    debug_log.debug("Sending first Conductor request for request_id {}".format(req_id))
+    resp, raw_resp = initial_request_to_conductor(rc, conductor_url, conductor_req_json)
+    # Very crude way of keeping track of time.
+    # We are not counting initial request time, first call back, or time for HTTP request
+    total_time, ctr = 0, 2
+    client_timeout = req_object['requestInfo']['timeout']
+    configured_timeout = max_retries * ping_wait_time
+    max_timeout = min(client_timeout, configured_timeout)
+
+    while True:  # keep requesting conductor till we get a result or we run out of time
+        if resp is not None:
+            if resp["plans"][0].get("status") in ["error"]:
+                raise RequestException(response=raw_resp, request=raw_resp.request)
+
+            if resp["plans"][0].get("status") in ["done", "not found"]:
+                if resp["plans"][0].get("recommendations"):
+                    return conductor_response_processor(resp, raw_resp, req_id)
+                else:  # "solved" but no solutions found
+                    return conductor_no_solution_processor(resp, raw_resp, req_id)
+            new_url = resp['plans'][0]['links'][0][0]['href']  # TODO: check why a list of lists
+
+        if total_time >= max_timeout:
+            raise BusinessException("Conductor could not provide a solution within {} seconds, this transaction is timing out".format(max_timeout))
+        time.sleep(ping_wait_time)
+        ctr += 1
+        debug_log.debug("Attempt number {} url {}; prior status={}".format(ctr, new_url, resp['plans'][0]['status']))
+        total_time += ping_wait_time
+
+        try:
+            raw_resp = rc.request(new_url, raw_response=True)
+            resp = raw_resp.json()
+        except RequestException as e:
+            debug_log.debug("Conductor attempt {} for request_id {} has failed because {}".format(ctr, req_id, str(e)))
+
+
+def initial_request_to_conductor(rc, conductor_url, conductor_req_json):
+    """First steps in the request-redirect chain in making a call to Conductor
+    :param rc: REST client object for calling conductor
+    :param conductor_url: conductor's base URL to submit a placement request
+    :param conductor_req_json: request json object to send to Conductor
+    :return: URL to check for follow up (similar to redirects); we keep checking these till we get a result/error
+    """
+    debug_log.debug("Payload to Conductor: {}".format(json.dumps(conductor_req_json)))
+    raw_resp = rc.request(url=conductor_url, raw_response=True, method="POST", json=conductor_req_json)
+    resp = raw_resp.json()
+    if resp["status"] != "template":
+        raise RequestException(response=raw_resp, request=raw_resp.request)
+    time.sleep(10)  # 10 seconds wait time to avoid being too quick!
+    plan_url = resp["links"][0][0]["href"]
+    debug_log.debug("Attemping to read the plan from the conductor provided url {}".format(plan_url))
+    raw_resp = rc.request(raw_response=True, url=plan_url)  # TODO: check why a list of lists for links
+    resp = raw_resp.json()
+
+    if resp["plans"][0]["status"] in ["error"]:
+        raise RequestException(response=raw_resp, request=raw_resp.request)
+    return resp, raw_resp  # now the caller of this will handle further follow-ups
+
+
+def conductor_response_processor(conductor_response, raw_response, req_id):
+    """Build a response object to be sent to client's callback URL from Conductor's response
+    This includes Conductor's placement optimization response, and required ASDC license artifacts
+
+    :param conductor_response: JSON response from Conductor
+    :param raw_response: Raw HTTP response corresponding to above
+    :param req_id: Id of a request
+    :return: JSON object that can be sent to the client's callback URL
+    """
+    composite_solutions = []
+    name_map = {"physical-location-id": "cloudClli", "host_id": "vnfHostName",
+                "cloud_version": "cloudVersion", "cloud_owner": "cloudOwner"}
+    for reco in conductor_response['plans'][0]['recommendations']:
+        for resource in reco.keys():
+            c = reco[resource]['candidate']
+            solution = {
+                'resourceModuleName': resource,
+                'serviceResourceId': reco[resource]['service_resource_id'],
+                'inventoryType': c['inventory_type'],
+                'serviceInstanceId': c['candidate_id'] if c['inventory_type'] == "service" else "",
+                'cloudRegionId': c['location_id'],
+                'assignmentInfo': []
+            }
+
+            for key, value in reco[resource]['attributes'].items():
+                try:
+                    solution['assignmentInfo'].append({"variableName": name_map[key], "variableValue": value})
+                except KeyError:
+                    debug_log.debug("The key[{}] is not mapped and will not be returned in assignment info".format(key))
+
+            if c.get('host_id'):
+                solution['assignmentInfo'].append({'variableName': name_map['host_id'], 'variableValue': c['host_id']})
+            composite_solutions.append(solution)
+
+    request_state = conductor_response['plans'][0]['status']
+    transaction_id = raw_response.headers.get('transaction_id', "")
+    status_message = conductor_response.get('plans')[0].get('message', "")
+
+    solution_info = {}
+    if composite_solutions:
+        solution_info['placementInfo'] = composite_solutions
+
+    resp = {
+        "transactionId": transaction_id,
+        "requestId": req_id,
+        "requestState": request_state,
+        "statusMessage": status_message,
+        "solutionInfo": solution_info
+    }
+    return resp
+
+
+def conductor_no_solution_processor(conductor_response, raw_response, request_id,
+                                    template_placement_response="templates/plc_opt_response.jsont"):
+    """Build a response object to be sent to client's callback URL from Conductor's response
+    This is for case where no solution is found
+
+    :param conductor_response: JSON response from Conductor
+    :param raw_response: Raw HTTP response corresponding to above
+    :param request_id: request Id associated with the client request (same as conductor response's "name")
+    :param template_placement_response: the template for generating response to client (plc_opt_response.jsont)
+    :return: JSON object that can be sent to the client's callback URL
+    """
+    status_message = conductor_response["plans"][0].get("message")
+    templ = Template(open(template_placement_response).read())
+    return json.loads(templ.render(composite_solutions=[], requestId=request_id,
+                                   transactionId=raw_response.headers.get('transaction_id', ""),
+                                   statusMessage=status_message, json=json))
+
+
diff --git a/osdf/optimizers/placementopt/conductor/remote_opt_processor.py b/osdf/optimizers/placementopt/conductor/remote_opt_processor.py
new file mode 100644
index 0000000..f753a70
--- /dev/null
+++ b/osdf/optimizers/placementopt/conductor/remote_opt_processor.py
@@ -0,0 +1,79 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from requests import RequestException
+
+import traceback
+from osdf.operation.error_handling import build_json_error_body
+from osdf.logging.osdf_logging import metrics_log, MH, error_log
+from osdf.optimizers.placementopt.conductor import conductor
+from osdf.optimizers.licenseopt.simple_license_allocation import license_optim
+from osdf.utils.interfaces import get_rest_client
+
+
+def process_placement_opt(request_json, policies, osdf_config, prov_status):
+    """Perform the work for placement optimization (e.g. call SDC artifact and make conductor request)
+    NOTE: there is scope to make the requests to policy asynchronous to speed up overall performance
+    :param request_json: json content from original request
+    :param policies: flattened policies corresponding to this request
+    :param osdf_config: configuration specific to OSDF app
+    :param prov_status: provStatus retrieved from Subscriber policy
+    :return: None, but make a POST to callback URL
+    """
+    
+    try:
+        rc = get_rest_client(request_json, service="so")
+        req_id = request_json["requestInfo"]["requestId"]
+        transaction_id = request_json['requestInfo']['transactionId']
+
+        metrics_log.info(MH.inside_worker_thread(req_id))
+        license_info = None
+        if 'licenseDemand' in request_json['placementInfo']['demandInfo']:
+            license_info = license_optim(request_json)
+
+        # Conductor only handles placement, only call Conductor if placementDemands exist
+        if 'placementDemand' in request_json['placementInfo']['demandInfo']:
+            metrics_log.info(MH.requesting("placement/conductor", req_id))
+            placement_response = conductor.request(request_json, osdf_config, policies, prov_status)
+            if license_info:  # Attach license solution if it exists
+                placement_response['solutionInfo']['licenseInfo'] = license_info
+        else:  # License selection only scenario
+            placement_response = {
+                "transactionId": transaction_id,
+                "requestId": req_id,
+                "requestState": "complete",
+                "statusMessage": "License selection completed successfully",
+                "solutionInfo": {"licenseInfo": license_info}
+            }
+    except Exception as err:
+        error_log.error("Error for {} {}".format(req_id, traceback.format_exc()))
+
+        try:
+            body = build_json_error_body(err)
+            metrics_log.info(MH.sending_response(req_id, "ERROR"))
+            rc.request(json=body, noresponse=True)
+        except RequestException:
+            error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc()))
+        return
+
+    try:
+        metrics_log.info(MH.calling_back_with_body(req_id, rc.url,placement_response))
+        rc.request(json=placement_response, noresponse=True)
+    except RequestException :  # can't do much here but log it and move on
+        error_log.error("Error sending asynchronous notification for {} {}".format(req_id, traceback.format_exc()))
+
diff --git a/osdf/optimizers/placementopt/conductor/translation.py b/osdf/optimizers/placementopt/conductor/translation.py
new file mode 100644
index 0000000..262fa86
--- /dev/null
+++ b/osdf/optimizers/placementopt/conductor/translation.py
@@ -0,0 +1,216 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import json
+from osdf.utils.data_conversion import text_to_symbol
+# from osdf.utils import data_mapping
+
+def gen_optimization_policy(vnf_list, optimization_policy):
+    """Generate optimization policy details to pass to Conductor
+    :param vnf_list: List of vnf's to used in placement request
+    :param optimization_policy: optimization policy information provided in the incoming request
+    :return: List of optimization policies in a format required by Conductor
+    """
+    optimization_policy_list = []
+    for policy in optimization_policy:
+        content = policy['content']
+        parameter_list = []
+
+        for attr in content['objectiveParameter']['parameterAttributes']:
+            parameter = attr['parameter'] if attr['parameter'] == "cloud_version" else attr['parameter']+"_between"
+            for res in attr['resource']:
+                vnf = get_matching_vnf(res, vnf_list)
+                value = [vnf] if attr['parameter'] == "cloud_version" else [attr['customerLocationInfo'], vnf]
+                parameter_list.append({
+                    attr['operator']: [attr['weight'], {parameter: value}]
+                })
+
+        optimization_policy_list.append({
+                content['objective']: {content['objectiveParameter']['operator']: parameter_list }
+        })
+    return optimization_policy_list
+
+
+def get_matching_vnf(resource, vnf_list):
+    
+    for vnf in vnf_list:
+        if resource in vnf:
+            return vnf
+    return resource
+
+
+def get_matching_vnfs(resources, vnf_list, match_type="intersection"):
+    """Get a list of matching VNFs from the list of resources
+    :param resources:
+    :param vnf_list: List of vnf's to used in placement request
+    :param match_type: "intersection" or "all" or "any" (any => send all_vnfs if there is any intersection)
+    :return: List of matching VNFs
+    """
+    common_vnfs = []
+    for vnf in vnf_list:
+        for resource in resources:
+            if resource in vnf:
+                common_vnfs.append(vnf)
+    if match_type == "intersection":  # specifically requested intersection
+        return common_vnfs
+    elif common_vnfs or match_type == "all":  # ("any" and common) OR "all"
+        return resources
+    return None
+
+
+def gen_policy_instance(vnf_list, resource_policy, match_type="intersection", rtype=None):
+    """Generate a list of policies
+    :param vnf_list: List of vnf's to used in placement request
+    :param resource_policy: policy for this specific resource
+    :param match_type: How to match the vnf_names with the vnf_list (intersection or "any")
+             intersection => return intersection; "any" implies return all vnf_names if intersection is not null
+    :param rtype: resource type (e.g. resourceRegionProperty or resourceInstanceProperty)
+             None => no controller information added to the policy specification to Conductor
+    :return: resource policy list in a format required by Conductor
+    """
+    resource_policy_list = []
+    related_policies = []
+    for policy in resource_policy:
+        pc = policy['content']
+        demands = get_matching_vnfs(pc['resourceInstanceType'], vnf_list, match_type=match_type)
+        resource = {pc['identity']: {'type': pc['type'], 'demands': demands}}
+
+        if rtype:
+            resource[pc['identity']]['properties'] = {'controller': pc[rtype]['controller'],
+                                                      'request': json.loads(pc[rtype]['request'])}
+        if demands and len(demands) != 0:
+            resource_policy_list.append(resource)
+            related_policies.append(policy)
+    return resource_policy_list, related_policies
+
+
+def gen_resource_instance_policy(vnf_list, resource_instance_policy):
+    """Get policies governing resource instances in order to populate the Conductor API call"""
+    cur_policies, _ = gen_policy_instance(vnf_list, resource_instance_policy, rtype='resourceInstanceProperty')
+    return cur_policies
+
+
+def gen_resource_region_policy(vnf_list, resource_region_policy):
+    """Get policies governing resource region in order to populate the Conductor API call"""
+    cur_policies, _ = gen_policy_instance(vnf_list, resource_region_policy, rtype='resourceRegionProperty')
+    return cur_policies
+
+
+def gen_inventory_group_policy(vnf_list, inventory_group_policy):
+    """Get policies governing inventory group in order to populate the Conductor API call"""
+    cur_policies, _ = gen_policy_instance(vnf_list, inventory_group_policy, rtype=None)
+    return cur_policies
+
+
+def gen_reservation_policy(vnf_list, reservation_policy):
+    """Get policies governing resource instances in order to populate the Conductor API call"""
+    cur_policies, _ = gen_policy_instance(vnf_list, reservation_policy, rtype='instanceReservationProperty')
+    return cur_policies
+
+
+def gen_distance_to_location_policy(vnf_list, distance_to_location_policy):
+    """Get policies governing distance-to-location for VNFs in order to populate the Conductor API call"""
+    cur_policies, related_policies = gen_policy_instance(vnf_list, distance_to_location_policy, rtype=None)
+    for p_new, p_main in zip(cur_policies, related_policies):  # add additional fields to each policy
+        properties = p_main['content']['distanceToLocationProperty']
+        pcp_d = properties['distanceCondition']
+        p_new[p_main['content']['identity']]['properties'] = {
+            'distance': text_to_symbol[pcp_d['operator']] + " " + pcp_d['value'].lower(),
+            'location': properties['locationInfo']
+        }
+    return cur_policies
+
+
+def gen_attribute_policy(vnf_list, attribute_policy):
+    """Get policies governing attributes of VNFs in order to populate the Conductor API call"""
+    cur_policies, related_policies = gen_policy_instance(vnf_list, attribute_policy, rtype=None)
+    for p_new, p_main in zip(cur_policies, related_policies):  # add additional fields to each policy
+        properties = p_main['content']['cloudAttributeProperty']
+        p_new[p_main['content']['identity']]['properties'] = {
+            'evaluate': {
+                'hypervisor': properties.get('hypervisor', ''),
+                'cloud_version': properties.get('cloudVersion', ''),
+                'cloud_type': properties.get('cloudType', ''),
+                'dataplane': properties.get('dataPlane', ''),
+                'network_roles': properties.get('networkRoles', ''),
+                'complex': properties.get('complex', ''),
+                'state': properties.get('state', ''),
+                'country': properties.get('country', ''),
+                'geo_region': properties.get('geoRegion', ''),
+                'exclusivity_groups': properties.get('exclusivityGroups', ''),
+                'replication_role': properties.get('replicationRole', '')
+            }
+        }
+    return cur_policies
+
+
+def gen_zone_policy(vnf_list, zone_policy):
+    """Get zone policies in order to populate the Conductor API call"""
+    cur_policies, related_policies = gen_policy_instance(vnf_list, zone_policy, rtype=None)
+    for p_new, p_main in zip(cur_policies, related_policies):  # add additional fields to each policy
+        pmz = p_main['content']['zoneProperty']
+        p_new[p_main['content']['identity']]['properties'] = {'category': pmz['category'], 'qualifier': pmz['qualifier']}
+    return cur_policies
+
+
+def get_demand_properties(demand, policies):
+    """Get list demand properties objects (named tuples) from policy"""
+    def _get_candidates(candidate_info):
+        return [dict(inventory_type=x['candidateType'], candidate_id=x['candidates']) for x in candidate_info]
+    properties = []
+    for policy in policies:
+        for resourceInstanceType in policy['content']['resourceInstanceType']:
+            if resourceInstanceType in demand['resourceModuleName']:
+                for x in policy['content']['property']:
+                    property = dict(inventory_provider=x['inventoryProvider'], 
+                                    inventory_type=x['inventoryType'],
+                                    service_resource_id=demand['serviceResourceId'])
+                    if 'attributes' in x:
+                        attributes = {}
+                        for k,v in x['attributes'].items():
+                            # key=data_mapping.convert(k)
+                            key = k
+                            attributes[key] = v
+                            if(key=="model-invariant-id"):
+                                attributes[key]=demand['resourceModelInfo']['modelInvariantId']
+                            elif(key=="model-version-id"):
+                                attributes[key]=demand['resourceModelInfo']['modelVersionId']
+                        property.update({"attributes": attributes})
+                    if x['inventoryType'] == "cloud":
+                        property['region'] = {'get_param': "CHOSEN_REGION"}
+                    if 'exclusionCandidateInfo' in demand:
+                        property['excluded_candidates'] = _get_candidates(demand['exclusionCandidateInfo'])
+                    if 'requiredCandidateInfo' in demand:
+                        property['required_candidates'] = _get_candidates(demand['requiredCandidateInfo'])
+                    properties.append(property)
+    if len(properties) == 0:
+        properties.append(dict(customer_id="", service_type="", inventory_provider="", inventory_type=""))
+    return properties
+
+
+def gen_demands(req_json, vnf_policies):
+    """Generate list of demands based on request and VNF policies
+    :param req_json: Request object from the client (e.g. MSO)
+    :param vnf_policies: Policies associated with demand resources (e.g. from grouped_policies['vnfPolicy'])
+    :return: list of demand parameters to populate the Conductor API call
+    """
+    demand_dictionary = {}
+    for placementDemand in req_json['placementDemand']:
+        demand_dictionary.update({placementDemand['resourceModuleName']: get_demand_properties(placementDemand, vnf_policies)})
+
+    return demand_dictionary
diff --git a/osdf/templates/cms_opt_request.jsont b/osdf/templates/cms_opt_request.jsont
new file mode 100755
index 0000000..006562b
--- /dev/null
+++ b/osdf/templates/cms_opt_request.jsont
@@ -0,0 +1,35 @@
+{
+  "transaction_id": "{{ transaction_id }}",
+  "request_id": "{{ request_id }}",
+  "start_date" : "{{ start_time }}",
+  "end_date" : "{{ end_time }}",
+  "change_elements" : {{ json.dumps(change_elements) }},
+  "constraints" : [
+    {
+      "type" : "general_concurrency_limit",
+      "parameters": [{{ concurrency_limit }}]
+    },
+
+    {
+      "type" : "allowed_forbidden_periods",
+      "parameters" : {{ json.dumps(allowed_periods) }}
+    }
+
+    {% if spatial_conflicts is defined and spatial_conflicts|length > 0 %}
+    ,
+    {
+      "type" : "spatial_conflict",
+      "parameters": {{ json.dumps(spatial_conflicts) }}
+    }
+    {% endif %}
+
+
+    {% if critical_periods is defined and spatial_conflicts|length > 0 %}
+    ,
+    {
+      "type" : "critical_periods",
+      "parameters": {{ json.dumps(critical_periods) }}
+    }
+    {% endif %}
+  ]
+}
diff --git a/osdf/templates/cms_opt_request.jsont_1707_v1 b/osdf/templates/cms_opt_request.jsont_1707_v1
new file mode 100755
index 0000000..75ecbe5
--- /dev/null
+++ b/osdf/templates/cms_opt_request.jsont_1707_v1
@@ -0,0 +1,67 @@
+{
+  "transaction_id": "{{ transaction_id }}",
+  "request_id": "{{ request_id }}",
+  "start_date" : "{{ start_time }}",
+  "end_date" : "{{ end_time }}",
+
+  "change_elements" : [
+  {% set comma = joiner(",") -%}
+  {% for element in all_upgrades -%} {{ comma() }}
+    {
+      "id" : "{{ element.id }}",
+      "failback_duration": {{ element.failback_duration }},
+      {% if element.group_id -%}
+        "group_id": "{{ element.group_id }}",
+      {% endif %}
+      {% if element.scheduled_on -%}
+        "scheduled_on": "{{ element.scheduled_on }}",
+      {% endif %}
+      "duration": {{ element.duration }}
+    }
+  {% endfor -%}
+  ],
+
+  "constraints" : [
+    {
+      "type" : "general_concurrency_limit",
+      "parameters": [{{ concurrency_limit }}]
+    },
+
+    {
+      "type" : "allowed_forbidden_periods",
+      "parameters" : [
+      {% set comma = joiner(",") -%}
+      {% for idx in all_pending -%} {{ comma() }}
+        { "id" : "{{ idx.id }}",
+          "allowed_periods": [ {{ allowed_periods }}]
+        }
+      {% endfor -%}
+      ]
+    },
+    {
+      "type" : "spatial_conflict",
+      "parameters": [
+      {% set comma = joiner(",") -%}
+      {% for pserver, vce_list in vce_pserver_mapping.items() -%} {{ comma() }}
+        {
+          "spatial_entity": "{{ pserver }}",
+          "affected_entities": {{ vce_list }}
+        }
+      {% endfor -%}
+      ]
+    },
+
+    {
+      "type" : "critical_periods",
+      "parameters": [
+      {% set comma = joiner(",") -%}
+      {% for element, conflict_period in conflict_interval.items() -%} {{ comma() }}
+        {
+          "id" : "{{ element }}",
+          "periods": [{{ conflict_period }}]
+        }
+      {% endfor -%}
+      ]
+    }
+  ]
+}
diff --git a/osdf/templates/cms_opt_request_1702.jsont b/osdf/templates/cms_opt_request_1702.jsont
new file mode 100755
index 0000000..bcafa45
--- /dev/null
+++ b/osdf/templates/cms_opt_request_1702.jsont
@@ -0,0 +1,63 @@
+{
+  "request_id": "{{ request_id }}",
+  "startdate" : "{{ start_time }}",
+  "enddate" : "{{ end_time }}",
+
+  "change_elements" : [
+{% set comma = joiner(",") -%}
+{% for element in all_upgrades -%} {{ comma() }} 
+    { "id" : "{{ element.id }}",
+    {% if element.scheduled -%} "scheduled_on": "{{ element.scheduled }}", {% endif -%}
+    "duration": {{ element.duration }}, {# duration in seconds #}
+    "failback_duration": {{ element.failback_duration }}, {# duration in seconds #}
+    "group_id": {{ element.group_id }}, {# duration in seconds #}
+    }{% endfor -%}
+  ],
+
+  "constraints" : [
+    {
+      "type" : "general_concurrency_limit",
+      "parameters" : [ {{ general_concurrency_limit }} ]
+    },
+
+    {
+      "type" : "allowed_forbidden_periods",
+      "parameters" : [
+{% set comma = joiner(",") -%}
+{% for idx in all_pending -%} {{ comma() }}
+        { "id" : "{{ idx.id }}",
+          "allowed_periods": [ {% set comma2 = joiner(",") -%}
+          {% for period in allowed_periods -%} {{ comma2() }} [{{ json.dumps(period[0]) }}, {{ json.dumps(period[1]) }}]
+          {% endfor -%} ] }{% endfor -%}
+      ]
+    }
+
+{% if p_v_conflict is defined and p_v_conflict|length > 0 %}
+    ,
+    {
+      "type" : "critical_periods",
+      "description" : "Simultaneous upgrades",
+      "parameters" : [
+{% set comma2 = joiner(",") -%}
+{% for element in p_v_conflict -%} {{ comma2() }}
+        {
+          "id" : "{{ element[0]  }}",
+          "periods" : [{{ json.dumps(element[0]) }}, {{ json.dumps(element[1]) }}]
+        }
+{% endfor -%}
+{% endif %}
+
+{% for pserver, vce_group in grouped_vces.items() -%} {{ comma() }}
+    ,
+    {
+          "id" : "{{ pserver  }}",
+          "name" : "VCE's on pserver {{ pserver }}",
+          "description": "Only some VCEs on a pserver can be upgraded at a time",
+          "max_num_upgrades" : {{ max_num_upgrades(vce_group) }},
+          "upgrades" : {{ json.dumps(vce_group) }}
+        }
+{% endfor -%}
+      ]
+    }
+  ]
+}
diff --git a/osdf/templates/cms_opt_response.jsont b/osdf/templates/cms_opt_response.jsont
new file mode 100644
index 0000000..a8817df
--- /dev/null
+++ b/osdf/templates/cms_opt_response.jsont
@@ -0,0 +1,8 @@
+{
+    "transactionId": "{{transaction_id}}",
+    "scheduleId":"{{schedule_id}}",
+    "requestState": "{{request_state}}",
+    "status": "{{status}}",
+    "description": "{{description}}",
+    "schedule": {{schedule}}
+}
\ No newline at end of file
diff --git a/osdf/templates/conductor_interface.json b/osdf/templates/conductor_interface.json
new file mode 100755
index 0000000..2b48647
--- /dev/null
+++ b/osdf/templates/conductor_interface.json
@@ -0,0 +1,81 @@
+{

+  "name": "{{ name }}",

+  "files": {},

+  "timeout": {{ timeout }},

+  "limit": {{ limit }},

+  "template": {

+    "conductor_template_version": "2018-02-01",

+    "parameters": {

+	    "REQUEST_TYPE": "{{ requestType }}",

+        "CHOSEN_REGION": "{{ chosenRegion }}",

+        "LATITUDE": "{{ latitude }}",

+        "LONGITUDE": "{{ longitude }}",

+        {% if serviceType == 'DHV' %}

+        "E2EVPNKEY": "{{ e2eVpnKey }}",

+        "UCPEHOST": "{{ ucpeHostName }}",

+        "EFFECTIVE_BANDWIDTH": "{{ effectiveBandwidth }}",

+        "WAN_PORT1_UP": "{{ ipsec_bw_up }}",

+        "WAN_PORT1_DOWN": "{{ ipsec_bw_down }}",

+        "WAN_PORT2_UP": "{{ ipsec2_bw_up }}",

+        "WAN_PORT2_DOWN": "{{ ipsec2_bw_down }}",

+        {% endif %}

+        {% if serviceType != 'DHV' %}

+        "GW_TENANT_ID": "{{ gwTenantId }}",

+        "PORTAL_TENANT_ID": "{{ portalTenantId }}",

+        {% endif %}

+        "CHOSEN_COMPLEX": "{{ chosenComplex }}",

+        {% if serviceType == 'ADIOD' or serviceType == 'VPE' %}

+        "BANDWIDTH": "{{ bandwidth }}",

+        "UNIT": "{{ bandwidth_unit }}",

+        {% endif %}

+        "SERVICE_INST": "{{ serviceInstance }}",

+    	"PROV_STATUS": {{ json.dumps(provStatus) }}

+    },

+    "locations": {

+        {% if serviceType == 'DHV' %}

+        "customer_loc": {

+            "host_name": { "get_param": "UCPEHOST" }

+        }

+        {% elif serviceType == 'ADIOD' %}

+        "customer_pref_location": {

+            "clli_code": { "get_param": "CHOSEN_COMPLEX" }

+        }

+        {% elif serviceType == 'NETBOND' %}

+        "peering_point": {

+            "latitude": { "get_param": "LATITUDE" },

+            "longitude": { "get_param": "LONGITUDE" }

+        }

+        {% else %}

+        "customer_pref_loc": {

+            "clli_code": { "get_param": "CHOSEN_COMPLEX" }

+        }

+        {% endif %}

+    },

+    "demands": {{ json.dumps(demand_list) }},

+    {% set comma_main = joiner(",") %}

+    "constraints": {

+      {% set comma=joiner(",") %}

+      {% for elem in policy_groups %} {{ comma() }}

+        {% for key, value in elem.items() %}

+          "{{key}}": {{ json.dumps(value) }}

+        {% endfor %}

+      {% endfor %}

+    },

+    "reservation": {

+      {% set comma=joiner(",") %}

+      {% for elem in reservation_groups %} {{ comma() }}

+        {% for key, value in elem.items() %}

+          "{{key}}": {{ json.dumps(value) }}

+        {% endfor %}

+      {% endfor %}

+    },

+    "optimization": {

+      {% set comma=joiner(",") %}

+      {% for elem in optimization_policies %} {{ comma() }}

+        {% for key, value in elem.items() %}

+          "{{key}}": {{ json.dumps(value) }}

+        {% endfor %}

+      {% endfor %}

+    }

+  }

+}
\ No newline at end of file
diff --git a/osdf/templates/license_opt_request.jsont b/osdf/templates/license_opt_request.jsont
new file mode 100644
index 0000000..7baa759
--- /dev/null
+++ b/osdf/templates/license_opt_request.jsont
@@ -0,0 +1,6 @@
+{
+	"transactionId": "{{transaction_id}}",
+	"requestId": "{{request_id}}",
+    "partNumber": "{{part_number}}",
+	"licenseModel" : "{{artifact}}"
+}
\ No newline at end of file
diff --git a/osdf/templates/plc_opt_request.jsont b/osdf/templates/plc_opt_request.jsont
new file mode 100755
index 0000000..cd78b3e
--- /dev/null
+++ b/osdf/templates/plc_opt_request.jsont
@@ -0,0 +1,142 @@
+{

+  "name": "{{ name }}",

+  "files": "{{ files }}",

+  "timeout": "{{ timeout }}",

+  "limit": "{{ limit }}",

+  "template": {

+    "CUST_ID": "{{ cust_id }}",

+    "E2EVPNKEY": "{{ e2evpnkey }}",

+    "UCPEHOST": "{{ ucpehost }}",

+    "WAN_PORT1_UP": "{{ wan_port1_up }}",

+    "WAN_PORT1_DOWN": "{{ wan_port1_down }}",

+    "EFFECTIVE_BANDWIDTH": "{{ effective_bandwidth }}",

+    "SERVICE_INST": "{{ service_inst }}",

+    "locations": {

+      "customer_loc": {

+        "host_name": "{{ ucpehost }}"

+      }

+    },

+    "demands": [

+      {% set comma=joiner(",") %}

+      {% for demand in demand_list %} {{ comma() }}

+      {

+        "{{ demand.vnf_name }}": [

+          {% set comma2=joiner(",") %}

+          {% for property in demand.property %}

+            "inventory_provider": {{ property.inventory_provider }},

+            "inventory_type": {{ property.inventory_type }},

+            "service_type": {{ property.service_type }},

+            "customer_id": {{ property.customer_id }},

+            "candidate_id": {{ property.candidate_id }}

+          {% endfor %}

+        ]

+      }

+      {% endfor %}

+    ],

+    "constraints": {

+      {% set comma_main=joiner(",") %}

+

+      {% if attribute_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for attribute in attribute_policy_list %} {{ comma() }}

+      attribute['identity'] : {

+        "type": {{ attribute['type'] }},

+        "demands": {{ attribute['demands'] }},

+        "properties": {

+          "evaluate": {

+            "hypervisor": {{ attribute['property']['hypervisor'] }},

+            "aic_version": {{ attribute['property']['aicVersion'] }},

+            "aic_type": {{ attribute['property']['aicType'] }},

+            "dataplane": {{ attribute['property']['datatype'] }},

+            "network_roles": {{ attribute['property']['networkRoles'] }},

+            "complex": {{ attribute['property']['complex'] }}

+          }

+        }

+      }

+      {% endfor %}

+

+      {% if distance_to_location_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for distance_location in distance_to_location_policy_list %} {{ comma() }}

+      distance_location['identity'] : {

+        "type": {{ distance_location['type'] }},

+        "demands": {{ distance_location['demands'] }},

+        "properties": {

+          "distance": {{ distance_location['property']['distance'] }},

+          "location": {{ distance_location['property']['location'] }}

+        }

+      }

+      {% endfor %}

+

+      {% if inventory_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for inventory in inventory_policy_list %} {{ comma() }}

+      inventory['identity'] : {

+        "type": {{ inventory['type'] }},

+        "demands": {{ inventory['demands'] }}

+      }

+      {% endfor %}

+

+      {% if resource_instance_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for resource_instance in resource_instance_policy_list %} {{ comma() }}

+      resource_instance['identity'] : {

+        "type": {{ resource_instance['type'] }},

+        "demands": {{ resource_instance['demands'] }},

+        "properties": {

+          "controller": {{ resource_instance['property']['controller'] }},

+          "request": {{ resource_instance['property']['request'] }}

+        }

+      }

+      {% endfor %}

+

+      {% if resource_region_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for resource_region in resource_region_policy_list %} {{ comma() }}

+      resource_region['identity'] : {

+        "type": {{ resource_region['type'] }},

+        "demands": {{ resource_region['demands'] }},

+        "properties": {

+          "controller": {{ resource_region['property']['controller'] }},

+          "request": {{ resource_region['property']['request'] }}

+        }

+      }

+      {% endfor %}

+

+      {% if zone_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for zone in zone_policy_list %} {{ comma() }}

+      zone['identity'] : {

+        "type": {{ zone['type'] }},

+        "demands": {{ zone['demands'] }},

+        "properties": {

+          "qualifier": {{ resource_region['property']['qualifier'] }},

+          "category": {{ resource_region['property']['category'] }}

+        }

+      }

+      {% endfor %}

+

+      {%  if optmization_policy_list %} {{ comma_main() }} {% endif %}

+      {% set comma=joiner(",") %}

+      {% for optimization in optimization_policy_list %} {{ comma() }}

+      "optimization" : {

+        {{ optimization['objective'] }}: {

+          "sum": [

+            {% set comma2=joiner(",") %}

+            {% for parameter in optimization['parameter'] %} {{ comma() }}

+            {

+              "product": [

+                {{ parameter['weight'] }},

+                {

+                  "distance_between": [{{ parameter['customerLocation'] }},{{ parameter['demand'] }}]

+                }

+              ]

+            }

+            {% endfor %}

+          ]

+        }

+      }

+      {% endfor %}

+    }

+  }

+}
\ No newline at end of file
diff --git a/osdf/templates/plc_opt_response.jsont b/osdf/templates/plc_opt_response.jsont
new file mode 100755
index 0000000..aa678b5
--- /dev/null
+++ b/osdf/templates/plc_opt_response.jsont
@@ -0,0 +1,14 @@
+{
+  "requestId": "{{requestId}}",
+  "transactionId": "{{transacationId}}",
+  "startTime": "{{startTime}}",
+  "responseTime": "{{responseTime}}",
+  "requestType": "{{requestType}}",
+  "requestState": "{{requestState}}",
+  "statusMessage": "{{statusMessage}}",
+  "percentProgress": "{{percentProgress}}",
+  "solutionInfo": {
+      "placement": {{ json.dumps(composite_solutions) }},
+      "licenseInfo":{ "featureGroupId": "{{featureGroupId}}" }
+  }
+}
diff --git a/osdf/templates/policy_request.jsont b/osdf/templates/policy_request.jsont
new file mode 100755
index 0000000..3a9e201
--- /dev/null
+++ b/osdf/templates/policy_request.jsont
@@ -0,0 +1,3 @@
+{
+    "policyName": "{{policy_name}}"  {# we currently only support query by policy name only -- policyName #}
+}
diff --git a/osdf/templates/test_cms_nb_req_from_client.jsont b/osdf/templates/test_cms_nb_req_from_client.jsont
new file mode 100755
index 0000000..a60c8ff
--- /dev/null
+++ b/osdf/templates/test_cms_nb_req_from_client.jsont
@@ -0,0 +1,19 @@
+{
+	"schedulingInfo": { 
+        "change_management_id": "{{ change_management_id }}",
+        "start_time": "{{ start_time }}",
+        "end_time": "{{ end_time }}",
+        "policy_id": {{ json.dumps(policy_id) }},  {# a list of policy Ids #}
+        "service_type": "{{ service_type }}",
+        "workflow_type": "{{ workflow_type }}",
+        "upgrades": {{ json.dumps(upgrades) }}	  {# a list of node Ids #}
+    }, 
+    "requestInfo": {
+        "requestId": "{{ requestId }}",
+        "sourceId": "{{ sourceId }}",
+        "optimizer": "{{ optimizer }}",
+        "numSolutions": "{{ numSolutions }}",
+        "callbackUrl" : "{{ callbackUrl }}"
+    }
+}
+
diff --git a/osdf/templates/test_plc_nb_req_from_client.jsont b/osdf/templates/test_plc_nb_req_from_client.jsont
new file mode 100755
index 0000000..998ffb3
--- /dev/null
+++ b/osdf/templates/test_plc_nb_req_from_client.jsont
@@ -0,0 +1,52 @@
+{

+  "requestInfo": {

+        "requestId": "{{requestId}}",

+        "sourceId": "{{sourceId}}",

+        "optimizer": "{{optimizer}}",

+        "numSolutions": {{numSolutions}},

+        "timeout": {{timeout}},

+        "callbackUrl" : "{{callbackUrl}}"

+  },

+  "placementInfo": {

+      "modelInfo": {

+          "modelType": "{{modelType}}",

+          "modelInvariant": "{{modelInvariantId}}",

+          "modelVersionId": "{{modelVersionId}}",

+          "modelName": "{{modelName}}",

+          "modelVersion": "{{modelVersion}}",

+          "modelCustomizationId": "{{modelCustomizationId}}"

+      },

+      "subscriberInfo": {

+          "globalSubscriberId": "{{globalSubscriberId}}",

+          "subscriberName": "{{subscriberName}}",

+          "subscriberCommonSiteId": "{{subscriberCommonSiteId}}",

+          "ucpeHostName": "{{ucpeHostName}}"

+      },

+      "policyId": {{json.dumps(policyId)}},

+      "vnfInfo": {

+        "vnfType": "{{vnfType}}",

+        "vnfPartNumber": "{{vnfPartNumber}}",

+        "nominalThroughput": "{{nominalThroughput}}",

+        "vnfSoftwareVersion": "{{vnfSoftwareVersion}}",

+        "vnfManagementOption": "{{vnfManagementOption}}"

+      },

+      "vpnInfo": {

+        "vpnId": "{{vpnId}}",

+        "pvcId":  "{{pvcId}}"

+      },

+      "serviceInfo": {

+        "dhvServiceInfo": {

+          "serviceInstanceId": "{{serviceInstanceId}}",

+          "serviceType": "{{serviceType}}",

+          "e2evpnkey": "{{e2evpnkey}}",

+          "dhvSiteEffectiveTransportBandwidth": {{dhvSiteEffectiveTransportBandwidth}},

+          "dhvIPSecTransportBandwidthUp": {{dhvIPSecTransportBandwidthUp}},

+          "dhvIPSecTransportBandwidthDown": {{dhvIPSecTransportBandwidthDown}},

+          "dhvIPSec2TransportBandwidthUp": {{dhvIPSec2TransportBandwidthUp}},

+          "dhvIPSec2TransportBandwidthDown": {{dhvIPSec2TransportBandwidthDown}},

+          "dhvVendorName": "{{dhvVendorName}}"

+        }

+      },

+      "demandInfo": {{json.dumps(demandInfo)}}

+  }

+}

diff --git a/osdf/utils/__init__.py b/osdf/utils/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/utils/__init__.py
diff --git a/osdf/utils/data_conversion.py b/osdf/utils/data_conversion.py
new file mode 100644
index 0000000..2f678fa
--- /dev/null
+++ b/osdf/utils/data_conversion.py
@@ -0,0 +1,62 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import itertools
+from collections import defaultdict
+
+from dateutil import tz
+from dateutil.parser import parse
+
+
+def tuples_to_multi_val_dict(kvw_tuples, colnums=(0, 1)):
+    """Given a list of k,v tuples, get a dictionary of the form k -> [v1,v2,...,vn]
+    :param kvw_tuples: list of k,v,w tuples (e.g. [(k1,v1,a1), (k2,v2,a2), (k1,v3,a3), (k1,v4,a4)]
+    :param colnums: column numbers
+    :return: a dict of str:set, something like {k1: {v1, v3, v4}, k2: {v2}} or {k1: {a1, a3, a4}, k2: {a2}}
+    """
+    res = defaultdict(set)
+    for x in kvw_tuples:
+        key, val = x[colnums[0]], x[colnums[1]]
+        res[key].add(val)
+    return dict((k, set(v)) for k, v in res.items())
+
+
+def tuples_to_dict(kvw_tuples, colnums=(0, 1)):
+    """Given a list of k,v tuples, get a dictionary of the form k -> v
+    :param kvw_tuples: list of k,v,w tuples (e.g. [(k1,v1,a1), (k2,v2,a2), (k3,v3,a3), (k1,v4,a4)]
+    :param colnums: column numbers
+    :return: a dict; something like {k1: v4, k2: v2, k3: v3} (note, k1 is repeated, so last val is retained)
+    """
+    return dict((x[colnums[0]], x[colnums[1]]) for x in kvw_tuples)
+
+
+def utc_time_from_ts(timestamp):
+    """Return corresponding UTC timestamp for a given ISO timestamp (or anything that parse accepts)"""
+    return parse(timestamp).astimezone(tz.tzutc()).strftime('%Y-%m-%d %H:%M:%S')
+
+
+def list_flatten(l):
+    """Flatten a complex nested list of nested lists into a flat list"""
+    return itertools.chain(*[list_flatten(j) if isinstance(j, list) else [j] for j in l])
+
+
+text_to_symbol = {
+    'greater': ">",
+    'less': "<",
+    'equal': "="
+}
diff --git a/osdf/utils/data_types.py b/osdf/utils/data_types.py
new file mode 100644
index 0000000..877d4a1
--- /dev/null
+++ b/osdf/utils/data_types.py
@@ -0,0 +1,30 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import collections
+
+
+def list_like(obj):
+    """Check if an object is a list-like object, but not a string or dict"""
+    return isinstance(obj, collections.Sequence) and not isinstance(obj, (str, bytes))
+
+
+def dict_like(obj):
+    """Check if an object is a list-like object, but not a string or dict"""
+    return isinstance(obj, collections.Mapping)
+
diff --git a/osdf/utils/interfaces.py b/osdf/utils/interfaces.py
new file mode 100644
index 0000000..7a0e3a9
--- /dev/null
+++ b/osdf/utils/interfaces.py
@@ -0,0 +1,90 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import requests
+
+from osdf.config.base import osdf_config, creds_prefixes
+from osdf.logging.osdf_logging import MH, debug_log
+
+
+def get_rest_client(request_json, service):
+    """Get a RestClient based on request_json's callback URL and osdf_config's credentials based on service name
+    :param request_json:
+    :param service: so or cm
+    :return: rc -- RestClient
+    """
+    callback_url = request_json["requestInfo"]["callbackUrl"]
+    prefix = creds_prefixes[service]
+    config = osdf_config.deployment
+    c_userid, c_passwd = config[prefix + "Username"], config[prefix + "Password"]
+    return RestClient(url=callback_url, userid=c_userid, passwd=c_passwd)
+
+
+class RestClient(object):
+    """Simple REST Client that supports get/post and basic auth"""
+
+    def __init__(self, userid=None, passwd=None, log_func=None, url=None, timeout=None, headers=None,
+                 method="POST", req_id=None):
+        self.auth = (userid, passwd) if userid and passwd else None
+        self.headers = headers if headers else {}
+        self.method = method
+        self.url = url
+        self.log_func = log_func
+        self.timeout = (30, 90) if timeout is None else timeout
+        self.req_id = req_id
+
+    def add_headers(self, headers):
+        self.headers.update(headers)
+
+    def request(self, url=None, method=None, asjson=True, ok_codes=(2, ),
+                raw_response=False, noresponse=False, timeout=None, **kwargs):
+        """
+        :param url: REST end point to query
+        :param method: GET or POST (default is None => self.method)
+        :param asjson: whether the expected response is in json format
+        :param ok_codes: expected codes (prefix matching -- e.g. can be (20, 21, 32) or (2, 3))
+        :param noresponse: If no response is expected (as long as response codes are OK)
+        :param raw_response: If we need just the raw response (e.g. conductor sends transaction IDs in headers)
+        :param timeout: Connection and read timeouts
+        :param kwargs: Other parameters
+        :return:
+        """
+        if not self.req_id:
+            debug_log.debug("Requesting URL: {}".format(url or self.url))
+        else:
+            debug_log.debug("Requesting URL: {} for request ID: {}".format(url or self.url, self.req_id))
+
+        res = requests.request(url=url or self.url, method=method or self.method,
+                               auth=self.auth, headers=self.headers,
+                               timeout=timeout or self.timeout, **kwargs)
+
+        if self.log_func:
+            self.log_func(MH.received_http_response(res))
+
+        res_code = str(res.status_code)
+        if not any(res_code.startswith(x) for x in map(str, ok_codes)):
+            raise res.raise_for_status()
+
+        if raw_response:
+            return res
+        elif noresponse:
+            return None
+        elif asjson:
+            return res.json()
+        else:
+            return res.content
diff --git a/osdf/utils/local_processing.py b/osdf/utils/local_processing.py
new file mode 100644
index 0000000..6768839
--- /dev/null
+++ b/osdf/utils/local_processing.py
@@ -0,0 +1,43 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import os
+
+from osdf.logging.osdf_logging import metrics_log, MH, warn_audit_error
+
+
+def local_create_job_file(req_id, json_req, fname='osdf-req-data.json'):
+    """Creates a "work" folder for local processing and place relevant
+    job task file in there"""
+
+    work_dir = 'osdf-optim/work/' + req_id
+    work_file = '{}/{}'.format(work_dir, fname)
+    try:
+        cur_task = "Making a local directory in the OSDF manager for req-id: {}".format(req_id)
+        metrics_log.info(MH.creating_local_env(cur_task))
+        os.makedirs(work_dir, exist_ok=True)
+    except Exception as err:
+        warn_audit_error(MH.error_local_env(req_id, "Can't create directory {}".format(work_dir), err))
+        return None
+    try:
+        with open(work_file, 'w') as fid:
+            fid.write(json_req['payload'])
+        return work_dir
+    except Exception as err:
+        warn_audit_error(MH.error_local_env(req_id, "can't create file {}".format(work_file), err))
+        return None
diff --git a/osdf/utils/programming_utils.py b/osdf/utils/programming_utils.py
new file mode 100644
index 0000000..a0a8fde
--- /dev/null
+++ b/osdf/utils/programming_utils.py
@@ -0,0 +1,105 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import collections
+import itertools
+
+
+class DotDict(dict):
+    """A dot-dict mixin to be able to access a dictionary via dot notation
+    source: https://stackoverflow.com/questions/2352181/how-to-use-a-dot-to-access-members-of-dictionary
+    """
+    __getattr__ = dict.get
+    __setattr__ = dict.__setitem__
+    __delattr__ = dict.__delitem__
+
+
+class MetaSingleton(type):
+    """Singleton class (2nd Chapter) from Learning Python Design Patterns - 2nd ed.
+    Chetan Giridhar, Packt Publ. 2016"""
+    _instances = {}
+
+    def __call__(cls, *args, **kwargs):
+        if cls not in cls._instances:
+            cls._instances[cls] = super(MetaSingleton, cls).__call__(*args, **kwargs)
+        return cls._instances[cls]
+
+
+def namedtuple_with_defaults(typename, field_names, default_values=()):
+    """A namedtuple with default values -- Stack overflow recipe from Mark Lodato
+    http://stackoverflow.com/questions/11351032/named-tuple-and-optional-keyword-arguments
+    :param typename: Name for the class (same as for namedtuple)
+    :param field_names: Field names (same as for namedtuple)
+    :param default_values: Can be specified as a dictionary or as a list
+    :return: New namedtuple object
+    """
+    T = collections.namedtuple(typename, field_names)
+    T.__new__.__defaults__ = (None,) * len(T._fields)
+    if isinstance(default_values, collections.Mapping):
+        prototype = T(**default_values)
+    else:
+        prototype = T(*default_values)
+    T.__new__.__defaults__ = tuple(prototype)
+    return T
+
+
+def dot_notation(dict_like, dot_spec):
+    """Return the value corresponding to the dot_spec from a dict_like object
+    :param dict_like: dictionary, JSON, etc.
+    :param dot_spec: a dot notation (e.g. a1.b1.c1.d1 => a1["b1"]["c1"]["d1"])
+    :return: the value referenced by the dot_spec
+    """
+    attrs = dot_spec.split(".")  # we split the path
+    parent = dict_like.get(attrs[0])
+    children = ".".join(attrs[1:])
+    if not (parent and children):  # if no children or no parent, bail out
+        return parent
+    if isinstance(parent, list):  # here, we apply remaining path spec to all children
+        return [dot_notation(j, children) for j in parent]
+    elif isinstance(parent, dict):
+        return dot_notation(parent, children)
+    else:
+        return None
+
+
+def list_flatten(l):
+    """
+    Flatten a complex nested list of nested lists into a flat list (DFS).
+    For example, [ [1, 2], [[[2,3,4], [2,3,4]], [3,4,5, 'hello']]]
+    will produce [1, 2, 2, 3, 4, 2, 3, 4, 3, 4, 5, 'hello']
+    """
+    return list(itertools.chain(*[list_flatten(j) if isinstance(j, list) else [j] for j in l]))
+
+
+def inverted_dict(keys: list, key_val_dict: dict) -> dict:
+    """
+    Get val -> [keys] mapping for the given keys using key_val_dict
+    :param keys: the keys we are interested in (a list)
+    :param key_val_dict: the key -> val mapping
+    :return: inverted dictionary of val -> [keys] (for the subset dict of given keys)
+    """
+    res = {}
+    all_tuples = ((k, key_val_dict[k] if k in key_val_dict else 'no-parent-' + k) for k in keys)
+    for k, v in all_tuples:
+        if v in res:
+            res[v].append(k)
+        else:
+            res[v] = [k]
+    # making sure to remove duplicate keys
+    res = dict((v, list(set(k_list))) for v, k_list in res.items())
+    return res
diff --git a/osdf/webapp/__init__.py b/osdf/webapp/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/osdf/webapp/__init__.py
diff --git a/osdf/webapp/appcontroller.py b/osdf/webapp/appcontroller.py
new file mode 100644
index 0000000..49f84ff
--- /dev/null
+++ b/osdf/webapp/appcontroller.py
@@ -0,0 +1,47 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+from flask import request
+from flask_httpauth import HTTPBasicAuth
+from flask import Response
+import json
+import osdf
+from osdf.config.base import http_basic_auth_credentials
+
+auth_basic = HTTPBasicAuth()
+
+error_body = {
+    "serviceException": {
+        "text": "Unauthorized, check username and password"
+    }
+}
+
+unauthorized_message = json.dumps(error_body)
+
+@auth_basic.get_password
+def get_pw(username):
+    end_point = request.url.split('/')[-1]
+    auth_group = osdf.end_point_auth_mapping.get(end_point)
+    return http_basic_auth_credentials[auth_group].get(username) if auth_group else None
+
+@auth_basic.error_handler
+def auth_error():
+    response = Response(unauthorized_message, content_type='application/json; charset=utf-8')
+    response.headers.add('content-length', len(unauthorized_message))
+    response.status_code = 401
+    return response