path: root/share/newton_base/resource/infra_workload.py

# Copyright (c) 2017-2018 Wind River Systems, Inc.
#
# 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 logging
import json
import traceback

from django.conf import settings
from common.exceptions import VimDriverNewtonException
# from newton_base.util import VimDriverUtils

from keystoneauth1.exceptions import HttpError
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import APIView
from common.msapi import extsys
from common.msapi.helper import Helper as helper

from common.utils import restcall

logger = logging.getLogger(__name__)


class InfraWorkload(APIView):
    def __init__(self):
        self._logger = logger

    def post(self, request, vimid="", requri=""):
        self._logger.info("vimid: %s" % (vimid))
        self._logger.info("data: %s" % (request.data))
        self._logger.debug("META: %s" % request.META)

        try:

            data = request.data
            oof_directive = data.get("oof_directives", {})
            template_type = data.get("template_type", None)
            template_data = data.get("template_data", {})
            resp_template = None
            if template_type and "heat" == template_type.lower():
                # update heat parameters from oof_directive
                parameters = template_data.get("parameters", {})

                for directive in oof_directive.get("directives", []):
                    if directive["type"] == "vnfc":
                        for directive2 in directive.get("directives", []):
                            if directive2["type"] in ["flavor_directives",
                                                      "sriovNICNetwork_directives"]:
                                for attr in directive2.get("attributes", []):
                                    flavor_label = attr.get("attribute_name", None)
                                    flavor_value = attr.get("attribute_value", None)
                                    if flavor_label in parameters:
                                        parameters[flavor_label] = flavor_value
                                    else:
                                        self._logger.warn(
                                            "There is no parameter exist: %s" %
                                            flavor_label)

                # update parameters
                template_data["parameters"] = parameters

                # reset to make sure "files" are empty
                template_data["files"] = {}

                # authenticate
                cloud_owner, regionid = extsys.decode_vim_id(vimid)
                # should go via multicloud proxy so that
                #  the selflink is updated by multicloud
                retcode, v2_token_resp_json, os_status = \
                    helper.MultiCloudIdentityHelper(
                        settings.MULTICLOUD_API_V1_PREFIX,
                        cloud_owner, regionid, "/v2.0/tokens")

                if retcode > 0 or not v2_token_resp_json:
                    logger.error("authenticate fails:%s,%s, %s" %
                                 (cloud_owner, regionid, v2_token_resp_json))
                    return
                # tenant_id = v2_token_resp_json["access"]["token"]["tenant"]["id"]

                service_type = "orchestration"
                resource_uri = "/stacks"
                self._logger.info("retrieve stack resources, URI:%s" % resource_uri)
                retcode, content, os_status = \
                    helper.MultiCloudServiceHelper(cloud_owner, regionid,
                                                   v2_token_resp_json,
                                                   service_type, resource_uri,
                                                   template_data, "POST")

                stack1 = content.get('stack', None) \
                    if retcode == 0 and content else None

                resp_template = {
                    "template_type": template_type,
                    "workload_id": stack1["id"] if stack1 else "",
                    "template_response": content
                }
                self._logger.info("RESP with data> result:%s" % resp_template)

                return Response(data=resp_template, status=os_status)

            else:
                msg = "The template type %s is not supported" % (template_type)
                self._logger.warn(msg)
                return Response(data={"error": msg},
                                status=status.HTTP_500_INTERNAL_SERVER_ERROR)

        except VimDriverNewtonException as e:
            self._logger.error("Plugin exception> status:%s,error:%s"
                               % (e.status_code, e.content))
            return Response(data={'error': e.content}, status=e.status_code)
        except HttpError as e:
            self._logger.error("HttpError: status:%s, response:%s" %
                               (e.http_status, e.response.json()))
            return Response(data=e.response.json(), status=e.http_status)
        except Exception as e:
            self._logger.error(traceback.format_exc())
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)

    def get(self, request, vimid="", requri=""):
        self._logger.info("vimid,requri: %s, %s" % (vimid, requri))
        self._logger.debug("META: %s" % request.META)

        try:
            # assume the workload_type is heat
            stack_id = requri
            cloud_owner, regionid = extsys.decode_vim_id(vimid)
            # should go via multicloud proxy so that the selflink is updated by multicloud
            retcode, v2_token_resp_json, os_status = \
                helper.MultiCloudIdentityHelper(
                    settings.MULTICLOUD_API_V1_PREFIX,
                    cloud_owner, regionid, "/v2.0/tokens")

            if retcode > 0 or not v2_token_resp_json:
                logger.error("authenticate fails:%s, %s, %s" %
                             (cloud_owner, regionid, v2_token_resp_json))
                return
            # tenant_id = v2_token_resp_json["access"]["token"]["tenant"]["id"]
            # tenant_name = v2_token_resp_json["access"]["token"]["tenant"]["name"]

            # get stack status
            service_type = "orchestration"
            resource_uri = "/stacks?id=%s" % stack_id if stack_id else "/stacks"
            self._logger.info("retrieve stack resources, URI:%s" % resource_uri)
            retcode, content, os_status = \
                helper.MultiCloudServiceHelper(cloud_owner, regionid,
                                               v2_token_resp_json,
                                               service_type, resource_uri,
                                               None, "GET")

            stacks = content.get('stacks', []) if retcode == 0 and content else []
            stack_status = stacks[0]["stack_status"] if len(stacks) > 0 else ""

            # stub response
            resp_template = {
                "template_type": "HEAT",
                "workload_id": stack_id,
                "workload_status": stack_status
            }

            if retcode > 0:
                # return error messsages
                resp_template['workload_response'] = content

            # if ('CREATE_COMPLETE' == stack_status):
            #    self.heatbridge_update(request, vimid, stack_id)

            self._logger.info("RESP with data> result:%s" % resp_template)
            return Response(data=resp_template, status=os_status)
        except VimDriverNewtonException as e:
            self._logger.error("Plugin exception> status:%s,error:%s"
                               % (e.status_code, e.content))
            return Response(data={'error': e.content}, status=e.status_code)
        except HttpError as e:
            self._logger.error("HttpError: status:%s, response:%s" %
                               (e.http_status, e.response.json()))
            return Response(data=e.response.json(), status=e.http_status)
        except Exception as e:
            self._logger.error(traceback.format_exc())
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)

    def delete(self, request, vimid="", requri=""):
        self._logger.info("vimid,requri: %s, %s" % (vimid, requri))
        self._logger.debug("META: %s" % request.META)

        try:
            if requri == "":
                raise VimDriverNewtonException(
                    message="workload_id is not specified",
                    content="workload_id must be specified to delete the workload",
                    status_code=400)

            # assume the workload_type is heat
            stack_id = requri
            cloud_owner, regionid = extsys.decode_vim_id(vimid)
            # should go via multicloud proxy so that
            #  the selflink is updated by multicloud
            retcode, v2_token_resp_json, os_status = \
                helper.MultiCloudIdentityHelper(
                    settings.MULTICLOUD_API_V1_PREFIX,
                    cloud_owner, regionid, "/v2.0/tokens")

            if retcode > 0 or not v2_token_resp_json:
                logger.error("authenticate fails:%s, %s, %s" %
                             (cloud_owner, regionid, v2_token_resp_json))
                return
            # tenant_id = v2_token_resp_json["access"]["token"]["tenant"]["id"]
            # tenant_name = v2_token_resp_json["access"]["token"]["tenant"]["name"]

            # get stack status
            service_type = "orchestration"
            resource_uri = "/stacks?id=%s" % stack_id if stack_id else "/stacks"
            self._logger.info("retrieve stack resources, URI:%s" % resource_uri)
            retcode, content, os_status = \
                helper.MultiCloudServiceHelper(cloud_owner, regionid,
                                               v2_token_resp_json,
                                               service_type, resource_uri,
                                               None, "GET")

            stacks = content.get('stacks', []) \
                if retcode == 0 and content else []
            # assume there is at most 1 stack returned
            #  since it was filtered by id
            stack1 = stacks[0] if stacks else None
            stack_status = ""

            if stack1 and 'CREATE_COMPLETE' == stack1['stack_status']:
                # delete the stack
                resource_uri = "/stacks/%s/%s" % \
                               (stack1['stack_name'], stack1['id'])
                self._logger.info("delete stack, URI:%s" % resource_uri)
                retcode, content, os_status = \
                    helper.MultiCloudServiceHelper(cloud_owner, regionid,
                                                   v2_token_resp_json,
                                                   service_type, resource_uri,
                                                   None, "DELETE")
                # if retcode == 0:
                #    stack_status = "DELETE_IN_PROCESS"
                #    # and update AAI inventory by heatbridge-delete
                #    self.heatbridge_delete(request, vimid, stack1['id'])

            # stub response
            resp_template = {
                "template_type": "HEAT",
                "workload_id": stack_id,
                "workload_status": stack_status
            }

            if retcode > 0:
                resp_template["workload_response"] = content

            self._logger.info("RESP with data> result:%s" % resp_template)
            return Response(status=os_status)
        except VimDriverNewtonException as e:
            self._logger.error("Plugin exception> status:%s,error:%s"
                               % (e.status_code, e.content))
            return Response(data={'error': e.content}, status=e.status_code)
        except HttpError as e:
            self._logger.error("HttpError: status:%s, response:%s" %
                               (e.http_status, e.response.json()))
            return Response(data=e.response.json(), status=e.http_status)
        except Exception as e:
            self._logger.error(traceback.format_exc())
            return Response(data={'error': str(e)},
                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)

    # def heatbridge_update(self, request, vimid, stack_id):
    #     '''
    #     update heat resource to AAI for the specified cloud region and tenant
    #     The resources includes: vserver, vserver/l-interface,
    #     :param request:
    #     :param vimid:
    #     :param stack_id:
    #     :return:
    #     '''

    #     cloud_owner, regionid = extsys.decode_vim_id(vimid)
    #     # should go via multicloud proxy so that the selflink is updated by multicloud
    #     retcode, v2_token_resp_json, os_status = \
    #         helper.MultiCloudIdentityHelper(settings.MULTICLOUD_API_V1_PREFIX,
    #                                         cloud_owner, regionid, "/v2.0/tokens")
    #     if retcode > 0:
    #         logger.error("authenticate fails:%s, %s, %s" %
    #                      (cloud_owner, regionid, v2_token_resp_json))

    #         return None
    #     tenant_id = v2_token_resp_json["access"]["token"]["tenant"]["id"]
    #     # tenant_name = v2_token_resp_json["access"]["token"]["tenant"]["name"]

    #     # common prefix
    #     aai_cloud_region = \
    #         "/cloud-infrastructure/cloud-regions/cloud-region/%s/%s/tenants/tenant/%s" \
    #         % (cloud_owner, regionid, tenant_id)

    #     # get stack resource
    #     service_type = "orchestration"
    #     resource_uri = "/stacks/%s/resources" % (stack_id)
    #     self._logger.info("retrieve stack resources, URI:%s" % resource_uri)
    #     retcode, content, os_status = \
    #         helper.MultiCloudServiceHelper(cloud_owner, regionid,
    #                                        v2_token_resp_json,
    #                                        service_type, resource_uri,
    #                                        None, "GET")

    #     resources = content.get('resources', []) if retcode == 0 and content else []

    #     # find and update resources
    #     transactions = []
    #     for resource in resources:
    #         if resource.get('resource_status', None) != "CREATE_COMPLETE":
    #             continue
    #         if resource.get('resource_type', None) == 'OS::Nova::Server':
    #             # retrieve vserver details
    #             service_type = "compute"
    #             resource_uri = "/servers/%s" % (resource['physical_resource_id'])
    #             self._logger.info("retrieve vserver detail, URI:%s" % resource_uri)
    #             retcode, content, os_status = \
    #                 helper.MultiCloudServiceHelper(cloud_owner, regionid,
    #                                                v2_token_resp_json,
    #                                                service_type, resource_uri,
    #                                                None, "GET")

    #             self._logger.debug(" resp data:%s" % content)
    #             vserver_detail = content.get('server', None) if retcode == 0 and content else None
    #             if vserver_detail:
    #                 # compose inventory entry for vserver
    #                 vserver_link = ""
    #                 for link in vserver_detail['links']:
    #                     if link['rel'] == 'self':
    #                         vserver_link = link['href']
    #                         break
    #                     pass

    #                 # note: relationship-list to flavor/image is not be update yet
    #                 # note: volumes is not updated yet
    #                 # note: relationship-list to vnf will be handled somewhere else
    #                 aai_resource = {
    #                     'body': {
    #                         'vserver-name': vserver_detail['name'],
    #                         'vserver-name2': vserver_detail['name'],
    #                         "vserver-id": vserver_detail['id'],
    #                         "vserver-selflink": vserver_link,
    #                         "prov-status": vserver_detail['status']
    #                     },
    #                     "uri": aai_cloud_region + "/vservers/vserver/%s" % (vserver_detail['id'])
    #                 }

    #                 try:
    #                     # then update the resource
    #                     retcode, content, status_code = \
    #                         restcall.req_to_aai(aai_resource['uri'],
    #                                             "PUT", content=aai_resource['body'])

    #                     if retcode == 0 and content:
    #                         content = json.JSONDecoder().decode(content)
    #                         self._logger.debug("AAI update %s response: %s" %
    #                                            (aai_resource['uri'], content))
    #                 except Exception:
    #                     self._logger.error(traceback.format_exc())
    #                     pass

    #                 aai_resource_transactions = {"put": [aai_resource]}
    #                 transactions.append(aai_resource_transactions)
    #                 # self._logger.debug("aai_resource :%s" % aai_resource_transactions)
    #                 pass

    #     for resource in resources:
    #         if resource.get('resource_status', None) != "CREATE_COMPLETE":
    #             continue
    #         if resource.get('resource_type', None) == 'OS::Neutron::Port':
    #             # retrieve vport details
    #             service_type = "network"
    #             resource_uri = "/v2.0/ports/%s" % (resource['physical_resource_id'])
    #             self._logger.info("retrieve vport detail, URI:%s" % resource_uri)
    #             retcode, content, os_status = \
    #                 helper.MultiCloudServiceHelper(cloud_owner, regionid,
    #                                                v2_token_resp_json,
    #                                                service_type, resource_uri,
    #                                                None, "GET")

    #             self._logger.debug(" resp data:%s" % content)

    #             vport_detail = content.get('port', None) if retcode == 0 and content else None
    #             if vport_detail:
    #                 # compose inventory entry for vport
    #                 # note: l3-interface-ipv4-address-list,
    #                 #  l3-interface-ipv6-address-list are not updated yet
    #                 # note: network-name is not update yet since the detail
    #                 #  coming with network-id
    #                 aai_resource = {
    #                     "body": {
    #                         "interface-name": vport_detail['name'],
    #                         "interface-id": vport_detail['id'],
    #                         "macaddr": vport_detail['mac_address']
    #                     },
    #                     'uri':
    #                         aai_cloud_region + "/vservers/vserver/%s/l-interfaces/l-interface/%s"
    #                                            % (vport_detail['device_id'], vport_detail['name'])
    #                 }
    #                 try:
    #                     # then update the resource
    #                     retcode, content, status_code = \
    #                         restcall.req_to_aai(aai_resource['uri'], "PUT",
    #                                             content=aai_resource['body'])

    #                     if retcode == 0 and content:
    #                         content = json.JSONDecoder().decode(content)
    #                         self._logger.debug("AAI update %s response: %s" %
    #                                            (aai_resource['uri'], content))
    #                 except Exception:
    #                     self._logger.error(traceback.format_exc())
    #                     pass

    #                 aai_resource_transactions = {"put": [aai_resource]}
    #                 transactions.append(aai_resource_transactions)
    #                 # self._logger.debug("aai_resource :%s" % aai_resource_transactions)

    #                 pass

    #     aai_transactions = {"transactions": transactions}
    #     self._logger.debug("aai_transactions :%s" % aai_transactions)

    #     return aai_transactions

    # def heatbridge_delete(self, request, vimid, stack_id):
    #     '''
    #     remove heat resource from AAI for the specified cloud region and tenant
    #     The resources includes: vserver, vserver/l-interface,
    #     :param request:
    #     :param vimid:
    #     :param stack_id:
    #     :param tenant_id:
    #     :return:
    #     '''

    #     # enumerate the resources
    #     cloud_owner, regionid = extsys.decode_vim_id(vimid)
    #     # should go via multicloud proxy so that the selflink is updated by multicloud
    #     retcode, v2_token_resp_json, os_status = \
    #         helper.MultiCloudIdentityHelper(settings.MULTICLOUD_API_V1_PREFIX,
    #                                         cloud_owner, regionid, "/v2.0/tokens")
    #     if retcode > 0:
    #         logger.error("authenticate fails:%s, %s, %s" %
    #                      (cloud_owner, regionid, v2_token_resp_json))
    #         return None

    #     tenant_id = v2_token_resp_json["access"]["token"]["tenant"]["id"]
    #     # tenant_name = v2_token_resp_json["access"]["token"]["tenant"]["name"]

    #     # common prefix
    #     aai_cloud_region = \
    #         "/cloud-infrastructure/cloud-regions/cloud-region/%s/%s/tenants/tenant/%s" \
    #         % (cloud_owner, regionid, tenant_id)

    #     # get stack resource
    #     service_type = "orchestration"
    #     resource_uri = "/stacks/%s/resources" % (stack_id)
    #     self._logger.info("retrieve stack resources, URI:%s" % resource_uri)
    #     retcode, content, os_status = \
    #         helper.MultiCloudServiceHelper(cloud_owner, regionid,
    #                                        v2_token_resp_json,
    #                                        service_type, resource_uri,
    #                                        None, "GET")
    #     resources = content.get('resources', []) \
    #         if retcode == 0 and content else []

    #     vserver_list = [resource['physical_resource_id'] for resource in resources
    #                     if resource.get('resource_type', None) == 'OS::Nova::Server']

    #     try:
    #         # get list of vservers
    #         vserver_list_url = aai_cloud_region + "/vservers?depth=all"
    #         retcode, content, status_code = \
    #             restcall.req_to_aai(vserver_list_url, "GET")
    #         if retcode > 0 or not content:
    #             self._logger.debug("AAI get %s response: %s" % (vserver_list_url, content))
    #             return None
    #         content = json.JSONDecoder().decode(content)
    #         vservers = content['vserver']
    #         for vserver in vservers:
    #             if vserver['vserver-id'] not in vserver_list:
    #                 continue

    #             try:
    #                 # iterate vport, except will be raised if no l-interface exist
    #                 for vport in vserver['l-interfaces']['l-interface']:
    #                     # delete vport
    #                     vport_delete_url = \
    #                         aai_cloud_region + \
    #                         "/vservers/vserver/%s/l-interfaces/l-interface/%s?resource-version=%s" \
    #                         % (vserver['vserver-id'], vport['interface-name'],
    #                            vport['resource-version'])

    #                     restcall.req_to_aai(vport_delete_url, "DELETE")
    #             except Exception:
    #                 pass

    #             try:
    #                 # delete vserver
    #                 vserver_delete_url = \
    #                     aai_cloud_region + \
    #                     "/vservers/vserver/%s?resource-version=%s" \
    #                     % (vserver['vserver-id'], vserver['resource-version'])

    #                 restcall.req_to_aai(vserver_delete_url, "DELETE")
    #             except Exception:
    #                 continue

    #     except Exception:
    #         self._logger.error(traceback.format_exc())
    #         return None
    #     pass


class APIv1InfraWorkload(InfraWorkload):
    def __init__(self):
        super(APIv1InfraWorkload, self).__init__()
        # self._logger = logger

    def post(self, request, cloud_owner="", cloud_region_id="", requri=""):
        # self._logger.info("cloud owner, cloud region id, data: %s,%s, %s" %
        #  (cloud_owner, cloud_region_id, request.data))
        # self._logger.debug("META: %s" % request.META)

        vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
        return super(APIv1InfraWorkload, self).post(request, vimid, requri)

    def get(self, request, cloud_owner="", cloud_region_id="", requri=""):
        # self._logger.info("cloud owner, cloud region id, data: %s,%s, %s" %
        #  (cloud_owner, cloud_region_id, request.data))
        # self._logger.debug("META: %s" % request.META)

        vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
        return super(APIv1InfraWorkload, self).get(request, vimid, requri)

    def delete(self, request, cloud_owner="", cloud_region_id="", requri=""):
        # self._logger.info("cloud owner, cloud region id, data: %s,%s, %s" %
        #  (cloud_owner, cloud_region_id, request.data))
        # self._logger.debug("META: %s" % request.META)

        vimid = extsys.encode_vim_id(cloud_owner, cloud_region_id)
        return super(APIv1InfraWorkload, self).delete(request, vimid, requri)