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authorBin Yang <bin.yang@windriver.com>2017-03-03 10:54:47 +0800
committerBin Yang <bin.yang@windriver.com>2017-03-03 10:54:47 +0800
commit6971895951af63921d66f0fc214d93c325611c0c (patch)
tree48573afadde644e6d34ed085e463b565652361cd
parentffc2a8cec0c80304e89df254ae70d48343d97daf (diff)
Implement flavors API for newton
Change-Id: I1fbf5068f7f166b6d351f29bf5077356367de389 Issue-Id: MULTIVIM-22 Signed-off-by: Bin Yang <bin.yang@windriver.com>
-rw-r--r--newton/newton/requests/urls.py3
-rw-r--r--newton/newton/requests/views/flavor.py353
2 files changed, 356 insertions, 0 deletions
diff --git a/newton/newton/requests/urls.py b/newton/newton/requests/urls.py
index 58da1054..2b0e011b 100644
--- a/newton/newton/requests/urls.py
+++ b/newton/newton/requests/urls.py
@@ -20,6 +20,7 @@ from views import subnet
from views import vport
from views import limits
from views import hosts
+from views import flavor
urlpatterns = [
url(r'^networks(/(?P<networkid>[0-9a-zA-Z_-]+))?',
@@ -28,6 +29,8 @@ urlpatterns = [
subnet.Subnets.as_view()),
url(r'^ports(/(?P<portid>[0-9a-zA-Z_-]+))?',
vport.Vports.as_view()),
+ url(r'^flavors(/(?P<flavorid>[0-9a-zA-Z_-]+))?',
+ flavor.Flavors.as_view()),
url(r'^limits$', limits.Limits.as_view()),
url(r'^hosts(/(?P<hostname>[0-9a-zA-Z_-]+))?', hosts.Hosts.as_view()),
]
diff --git a/newton/newton/requests/views/flavor.py b/newton/newton/requests/views/flavor.py
new file mode 100644
index 00000000..22b84bbf
--- /dev/null
+++ b/newton/newton/requests/views/flavor.py
@@ -0,0 +1,353 @@
+# Copyright (c) 2017 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
+
+from rest_framework import status
+from rest_framework.response import Response
+from rest_framework.views import APIView
+
+from newton.pub.exceptions import VimDriverNewtonException
+
+from util import VimDriverUtils
+
+logger = logging.getLogger(__name__)
+
+
+class Flavors(APIView):
+ service = {'service_type': 'compute',
+ 'interface': 'public',
+ 'region_name': 'RegionOne'}
+ keys_mapping = [
+ ("project_id", "tenantId"),
+ ("ram", "memory"),
+ ("vcpus", "vcpu"),
+ ("OS-FLV-EXT-DATA:ephemeral", "ephemeral"),
+ ("os-flavor-access:is_public", "isPublic"),
+ ("extra_specs", "extraSpecs"),
+ ]
+
+ def convertExtraSpecs(self, extraSpecs, extra_specs, reverse=False):
+ if reverse == False:
+ #from extraSpecs to extra_specs
+ for spec in extraSpecs:
+ extra_specs[spec['keyName']] = spec['value']
+ else:
+ for k,v in extra_specs.items():
+ spec={}
+ spec['keyName']=k
+ spec['value']=v
+ extraSpecs.append(spec)
+ pass
+
+ def get(self, request, vimid="", tenantid="", flavorid=""):
+ logger.debug("Flavors--get::> %s" % request.data)
+ try:
+ # prepare request resource to vim instance
+ query = VimDriverUtils.get_query_part(request)
+
+ vim = VimDriverUtils.get_vim_info(vimid)
+ sess = VimDriverUtils.get_session(vim, tenantid)
+ resp = self.get_flavor(sess, request, flavorid)
+ content = resp.json()
+
+ if flavorid:
+ flavor = content.pop("flavor", None)
+ extraResp = self.get_flavor_extra_specs(sess, flavor["id"])
+ extraContent = extraResp.json()
+ if extraContent["extra_specs"]:
+ extraSpecs = []
+ self.convertExtraSpecs(extraSpecs, extraContent["extra_specs"], True)
+ flavor["extraSpecs"] = extraSpecs
+ VimDriverUtils.replace_key_by_mapping(flavor,
+ self.keys_mapping)
+ content.update(flavor)
+
+ else:
+ wanted = None
+ #check if query contains name="???"
+ for queryone in query.split('&'):
+ k,v = queryone.split('=')
+ if k == "name":
+ wanted = v
+ break
+ pass
+
+ if wanted:
+ oldFlavors = content.pop("flavors", None)
+ content["flavors"] = []
+ for flavor in oldFlavors:
+ if wanted == flavor["name"]:
+ content["flavors"].append(flavor)
+ pass
+
+
+ #iterate each flavor to get extra_specs
+ for flavor in content["flavors"]:
+ extraResp = self.get_flavor_extra_specs(sess, flavor["id"])
+ extraContent = extraResp.json()
+ if extraContent["extra_specs"]:
+ extraSpecs = []
+ self.convertExtraSpecs(extraSpecs, extraContent["extra_specs"], True)
+ flavor["extraSpecs"] = extraSpecs
+ VimDriverUtils.replace_key_by_mapping(flavor,
+ self.keys_mapping)
+
+ #add extra keys
+ vim_dict = {
+ "vimName": vim["name"],
+ "vimId": vim["vimId"],
+ "tenantId": tenantid,
+ }
+ content.update(vim_dict)
+
+
+ return Response(data=content, status=resp.status_code)
+ except VimDriverNewtonException as e:
+ return Response(data={'error': e.content}, status=e.status_code)
+ except Exception as e:
+ return Response(data={'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+ pass
+
+ def get_flavor_extra_specs(self, sess, flavorid):
+ if not flavorid:
+ return {}
+ else:
+ logger.debug("Flavors--get_extra_specs::> %s" % flavorid)
+ # prepare request resource to vim instance
+ req_resouce = "/flavors/%s/os-extra_specs" % flavorid
+
+ resp = sess.get(req_resouce, endpoint_filter=self.service)
+ return resp
+ pass
+
+ def get_flavor(self, sess, request, flavorid=""):
+ logger.debug("Flavors--get basic")
+ if not sess:
+ return {}
+ else:
+ # prepare request resource to vim instance
+ req_resouce = "/flavors"
+ if flavorid:
+ req_resouce += "/%s" % flavorid
+ else:
+ req_resouce += "/detail"
+
+ query = VimDriverUtils.get_query_part(request)
+ if query:
+ req_resouce += "?%s" % query
+
+ resp = sess.get(req_resouce, endpoint_filter=self.service)
+ return resp
+ pass
+
+
+ def post(self, request, vimid="", tenantid="", flavorid=""):
+ logger.debug("Flavors--post::> %s" % request.data)
+ sess = None
+ resp = None
+ resp_body = None
+ try:
+ # prepare request resource to vim instance
+ vim = VimDriverUtils.get_vim_info(vimid)
+ sess = VimDriverUtils.get_session(vim, tenantid)
+
+ #check if the flavor name or id is used
+ tmpresp = self.get_flavor(sess, request)
+ content = tmpresp.json()
+ #iterate each flavor to get extra_specs
+ existed = False
+ for flavor in content["flavors"]:
+ if flavor["name"] == request.data["name"]:
+ existed = True
+ break
+ elif hasattr(request.data, "id") and flavor["id"] == request.data["id"]:
+ existed = True
+ break
+ pass
+
+ if existed:
+ extraResp = self.get_flavor_extra_specs(sess, flavor["id"])
+ extraContent = extraResp.json()
+ if extraContent["extra_specs"]:
+ extraSpecs = []
+ self.convertExtraSpecs(extraSpecs, extraContent["extra_specs"], True)
+ flavor["extraSpecs"] = extraSpecs
+ VimDriverUtils.replace_key_by_mapping(flavor,
+ self.keys_mapping)
+ vim_dict = {
+ "vimName": vim["name"],
+ "vimId": vim["vimId"],
+ "tenantId": tenantid,
+ "returnCode": 0,
+ }
+ flavor.update(vim_dict)
+ return Response(data=flavor, status=tmpresp.status_code)
+
+ extraSpecs = request.data.pop("extraSpecs", None)
+ #create flavor first
+ resp = self.create_flavor(sess, request)
+ if resp.status_code == 200:
+ resp_body = resp.json()["flavor"]
+ else:
+ return resp
+
+
+ flavorid = resp_body['id']
+ if extraSpecs:
+ extra_specs={}
+ self.convertExtraSpecs(extraSpecs, extra_specs, False)
+# logger.debug("extraSpecs:%s" % extraSpecs)
+# logger.debug("extra_specs:%s" % extra_specs)
+ extraResp = self.create_flavor_extra_specs(sess, extra_specs, flavorid)
+ if extraResp.status_code == 200:
+ #combine the response body and return
+ tmpSpecs = []
+ tmpRespBody = extraResp.json()
+ self.convertExtraSpecs(tmpSpecs, tmpRespBody['extra_specs'], True)
+
+ resp_body.update({"extraSpecs":tmpSpecs})
+ else:
+ #rollback
+ delete_flavor(self, request, vimid, tenantid, flavorid)
+ return extraResp
+
+ VimDriverUtils.replace_key_by_mapping(resp_body, self.keys_mapping)
+ vim_dict = {
+ "vimName": vim["name"],
+ "vimId": vim["vimId"],
+ "tenantId": tenantid,
+ "returnCode": 1,
+ }
+ resp_body.update(vim_dict)
+ return Response(data=resp_body, status=resp.status_code)
+ except VimDriverNewtonException as e:
+ if sess and resp and resp.status_code == 200:
+ self.delete_flavor(sess, flavorid)
+
+ return Response(data={'error': e.content}, status=e.status_code)
+ except Exception as e:
+ if sess and resp and resp.status_code == 200:
+ self.delete_flavor(sess, flavorid)
+
+ return Response(data={'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+ pass
+
+
+ def create_flavor(self, sess, request):
+ logger.debug("Flavors--create::> %s" % request.data)
+ # prepare request resource to vim instance
+ req_resouce = "/flavors"
+
+ flavor = request.data
+
+ VimDriverUtils.replace_key_by_mapping(flavor,
+ self.keys_mapping, True)
+ req_body = json.JSONEncoder().encode({"flavor": flavor})
+ return sess.post(req_resouce, data=req_body,
+ endpoint_filter=self.service)
+ pass
+
+
+
+ def create_flavor_extra_specs(self, sess, extraspecs, flavorid):
+ logger.debug("Flavors extra_specs--post::> %s" % extraspecs)
+ # prepare request resource to vim instance
+ req_resouce = "/flavors"
+ if flavorid:
+ req_resouce += "/%s/os-extra_specs" % flavorid
+ else:
+ raise VimDriverNewtonException(message="VIM newton exception",
+ content="internal bug in creating flavor extra specs",
+ status_code=500)
+
+ req_body = json.JSONEncoder().encode({"extra_specs": extraspecs})
+
+ return sess.post(req_resouce, data=req_body,
+ endpoint_filter=self.service)
+ pass
+
+
+
+
+
+ def delete(self, request, vimid="", tenantid="", flavorid=""):
+ logger.debug("Flavors--delete::> %s" % request.data)
+ try:
+ # prepare request resource to vim instance
+ vim = VimDriverUtils.get_vim_info(vimid)
+ sess = VimDriverUtils.get_session(vim, tenantid)
+
+ #delete extra specs one by one
+ resp = self.delete_flavor_extra_specs(sess, flavorid)
+
+ #delete flavor
+ resp = self.delete_flavor(sess, flavorid)
+
+ #return results
+ return Response(status=resp.status_code)
+ except VimDriverNewtonException as e:
+ return Response(data={'error': e.content}, status=e.status_code)
+ except Exception as e:
+ return Response(data={'error': str(e)},
+ status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+ pass
+
+
+ def delete_flavor_extra_specs(self, sess, flavorid):
+ logger.debug("Flavors--delete extra::> %s" % flavorid)
+
+ #delete extra specs one by one
+ resp = self.get_flavor_extra_specs(sess, flavorid)
+ extra_specs = resp.json()
+ if extra_specs and extra_specs["extra_specs"]:
+ for k, _ in extra_specs["extra_specs"].items():
+ self.delete_flavor_one_extra_spec(sess, flavorid, k)
+ return resp
+ pass
+
+ def delete_flavor_one_extra_spec(self, sess, flavorid, extra_spec_key):
+ logger.debug("Flavors--delete 1 extra::> %s" % extra_spec_key)
+ # prepare request resource to vim instance
+ req_resouce = "/flavors"
+ if flavorid and extra_spec_key:
+ req_resouce += "/%s" % flavorid
+ req_resouce += "/os-extra_specs/%s" % extra_spec_key
+ else:
+ raise VimDriverNewtonException(message="VIM newton exception",
+ content="internal bug in deleting flavor extra specs: %s" % extra_spec_key,
+ status_code=500)
+
+ resp = sess.delete(req_resouce, endpoint_filter=self.service)
+ return resp
+ pass
+
+
+ def delete_flavor(self, sess, flavorid):
+ logger.debug("Flavors--delete basic::> %s" % flavorid)
+ # prepare request resource to vim instance
+ req_resouce = "/flavors"
+ if flavorid:
+ req_resouce += "/%s" % flavorid
+ else:
+ raise VimDriverNewtonException(message="VIM newton exception",
+ content="internal bug in deleting flavor",
+ status_code=500)
+
+ resp = sess.delete(req_resouce, endpoint_filter=self.service)
+ return resp
+ pass
+