From 0b8b410f563039cfc8879631bcb2587974de7875 Mon Sep 17 00:00:00 2001 From: Shobana Jothi Date: Tue, 28 Aug 2018 17:40:10 +0530 Subject: Add operate api to GVNFM Change-Id: I35e3b52b76beff7f014759cec7217e5e5315c985 Signed-off-by: Shobana Jothi Issue-ID: VFC-996 --- lcm/lcm/nf/biz/grant_vnf.py | 17 ++- lcm/lcm/nf/biz/operate_vnf.py | 103 +++++++++++++ lcm/lcm/nf/const.py | 3 + lcm/lcm/nf/serializers/operate_vnf_req.py | 36 +++++ lcm/lcm/nf/serializers/response.py | 23 +++ lcm/lcm/nf/tests/test_operate_vnf.py | 242 ++++++++++++++++++++++++++++++ lcm/lcm/nf/urls.py | 2 + lcm/lcm/nf/views/operate_vnf_view.py | 88 +++++++++++ lcm/lcm/pub/database/models.py | 1 + lcm/lcm/pub/exceptions.py | 8 + lcm/lcm/pub/vimapi/adaptor.py | 45 ++++++ lcm/lcm/pub/vimapi/api.py | 5 + 12 files changed, 569 insertions(+), 4 deletions(-) create mode 100644 lcm/lcm/nf/biz/operate_vnf.py create mode 100644 lcm/lcm/nf/serializers/operate_vnf_req.py create mode 100644 lcm/lcm/nf/serializers/response.py create mode 100644 lcm/lcm/nf/tests/test_operate_vnf.py create mode 100644 lcm/lcm/nf/views/operate_vnf_view.py diff --git a/lcm/lcm/nf/biz/grant_vnf.py b/lcm/lcm/nf/biz/grant_vnf.py index 1997e0c0..fe3cb530 100644 --- a/lcm/lcm/nf/biz/grant_vnf.py +++ b/lcm/lcm/nf/biz/grant_vnf.py @@ -18,16 +18,14 @@ import logging from lcm.pub.database.models import NfInstModel from lcm.pub.msapi.gvnfmdriver import apply_grant_to_nfvo from lcm.pub.utils.values import ignore_case_get +from lcm.nf.const import GRANT_TYPE logger = logging.getLogger(__name__) def grant_resource(data, nf_inst_id, job_id, grant_type, vdus): logger.info("Grant resource begin") - if grant_type == "Terminate": - lifecycleOperration = "Terminate" - elif grant_type == "Instantiate": - lifecycleOperration = "Instantiate" + lifecycleOperration = grant_type content_args = { 'vnfInstanceId': nf_inst_id, @@ -35,6 +33,7 @@ def grant_resource(data, nf_inst_id, job_id, grant_type, vdus): 'lifecycleOperation': lifecycleOperration, 'vnfLcmOpOccId': job_id, 'addResources': [], + 'updateResources': [], 'removeResources': [], 'placementConstraints': [], 'additionalParams': {} @@ -62,6 +61,16 @@ def grant_resource(data, nf_inst_id, job_id, grant_type, vdus): content_args['addResources'].append(res_def) res_index += 1 content_args['additionalParams']['vimid'] = vim_id + elif grant_type == GRANT_TYPE.OPERATE: + res_index = 1 + for vdu in vdus: + res_def = { + 'type': 'VDU', + 'resDefId': str(res_index), + 'resDesId': vdu.resouceid} + content_args['updateResources'].append(res_def) + res_index += 1 + content_args['additionalParams']['vimid'] = vdus[0].vimid vnfInsts = NfInstModel.objects.filter(nfinstid=nf_inst_id) content_args['additionalParams']['vnfmid'] = vnfInsts[0].vnfminstid diff --git a/lcm/lcm/nf/biz/operate_vnf.py b/lcm/lcm/nf/biz/operate_vnf.py new file mode 100644 index 00000000..5f6499d6 --- /dev/null +++ b/lcm/lcm/nf/biz/operate_vnf.py @@ -0,0 +1,103 @@ +# Copyright (C) 2018 Verizon. 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. + +import json +import logging +import traceback +from threading import Thread + +from lcm.pub.database.models import NfInstModel, VmInstModel +from lcm.pub.exceptions import NFLCMException +from lcm.pub.msapi.gvnfmdriver import notify_lcm_to_nfvo, prepare_notification_data +from lcm.pub.utils.jobutil import JobUtil +from lcm.pub.utils.timeutil import now_time +from lcm.pub.utils.values import ignore_case_get +from lcm.pub.vimapi import adaptor +from lcm.nf.biz.grant_vnf import grant_resource +from lcm.nf.const import VNF_STATUS, RESOURCE_MAP, GRANT_TYPE + +logger = logging.getLogger(__name__) + + +class OperateVnf(Thread): + def __init__(self, data, nf_inst_id, job_id): + super(OperateVnf, self).__init__() + self.data = data + self.nf_inst_id = nf_inst_id + self.job_id = job_id + self.grant_type = GRANT_TYPE.OPERATE + self.changeStateTo = ignore_case_get(self.data, "changeStateTo") + self.stopType = ignore_case_get(self.data, "stopType") + self.gracefulStopTimeout = ignore_case_get(self.data, "gracefulStopTimeout") + self.inst_resource = {'vm': []} + + def run(self): + try: + self.apply_grant() + self.query_inst_resource() + self.operate_resource() + JobUtil.add_job_status(self.job_id, 100, "Operate Vnf success.") + NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status='INSTANTIATED', lastuptime=now_time(), operationState=self.changeStateTo) + self.lcm_notify() + except NFLCMException as e: + self.vnf_operate_failed_handle(e.message) + except Exception as e: + logger.error(e.message) + self.vnf_operate_failed_handle(traceback.format_exc()) + + def apply_grant(self): + vdus = VmInstModel.objects.filter(instid=self.nf_inst_id, is_predefined=1) + apply_result = grant_resource(data=self.data, nf_inst_id=self.nf_inst_id, job_id=self.job_id, + grant_type=self.grant_type, vdus=vdus) + logger.info("Grant resource, response: %s" % apply_result) + JobUtil.add_job_status(self.job_id, 20, 'Nf Operate grant_resource finish') + + def query_inst_resource(self): + logger.info('Query resource begin') + # Querying only vm resources now + resource_type = "Vm" + resource_table = globals().get(resource_type + 'InstModel') + resource_insts = resource_table.objects.filter(instid=self.nf_inst_id) + for resource_inst in resource_insts: + if not resource_inst.resouceid: + continue + self.inst_resource[RESOURCE_MAP.get(resource_type)].append(self.get_resource(resource_inst)) + logger.info('Query resource end, resource=%s' % self.inst_resource) + + def get_resource(self, resource): + return { + "vim_id": resource.vimid, + "tenant_id": resource.tenant, + "id": resource.resouceid + } + + def operate_resource(self): + logger.info('Operate resource begin') + adaptor.operate_vim_res(self.inst_resource, self.changeStateTo, self.stopType, self.gracefulStopTimeout, self.do_notify_op) + logger.info('Operate resource complete') + + def lcm_notify(self): + notification_content = prepare_notification_data(self.nf_inst_id, self.job_id, "MODIFIED") + logger.info('Notify request data = %s' % notification_content) + resp = notify_lcm_to_nfvo(json.dumps(notification_content)) + logger.info('Lcm notify end, response %s' % resp) + + def vnf_operate_failed_handle(self, error_msg): + logger.error('VNF Operation failed, detail message: %s' % error_msg) + NfInstModel.objects.filter(nfinstid=self.nf_inst_id).update(status=VNF_STATUS.FAILED, lastuptime=now_time()) + JobUtil.add_job_status(self.job_id, 255, error_msg) + + def do_notify_op(self, status, resid): + logger.error('VNF resource %s updated to: %s' % (resid, status)) + VmInstModel.objects.filter(instid=self.nf_inst_id, resouceid=resid).update(operationalstate=status) diff --git a/lcm/lcm/nf/const.py b/lcm/lcm/nf/const.py index ecbc80fd..37205c5a 100644 --- a/lcm/lcm/nf/const.py +++ b/lcm/lcm/nf/const.py @@ -15,6 +15,9 @@ import json from lcm.pub.utils.jobutil import enum +HEAL_ACTION_TYPE = enum(START="vmCreate", RESTART="vmReset") +ACTION_TYPE = enum(START=1, STOP=2, REBOOT=3) +GRANT_TYPE = enum(INSTANTIATE="Instantiate", TERMINATE="Terminate", HEAL_CREATE="Heal Create", HEAL_RESTART="Heal Restart", OPERATE="Operate") VNF_STATUS = enum(NULL='null', INSTANTIATING="instantiating", INACTIVE='inactive', ACTIVE="active", FAILED="failed", TERMINATING="terminating", SCALING="scaling", OPERATING="operating", UPDATING="updating", HEALING="healing") diff --git a/lcm/lcm/nf/serializers/operate_vnf_req.py b/lcm/lcm/nf/serializers/operate_vnf_req.py new file mode 100644 index 00000000..b40e7000 --- /dev/null +++ b/lcm/lcm/nf/serializers/operate_vnf_req.py @@ -0,0 +1,36 @@ +# Copyright (C) 2018 Verizon. 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. + +from rest_framework import serializers + + +class OperateVnfRequestSerializer(serializers.Serializer): + changeStateTo = serializers.ChoiceField( + help_text="The desired operational state (i.e. started or stopped) to change the VNF to.", + choices=["STARTED", "STOPPED"], + required=True) + stopType = serializers.ChoiceField( + help_text="It signals whether forceful or graceful stop is requested.", + choices=["FORCEFUL", "GRACEFUL"], + required=False) + gracefulStopTimeout = serializers.IntegerField( + help_text="The time interval to wait for the VNF to be taken out of service during graceful stop.", + required=False) + additionalParams = serializers.DictField( + help_text="Additional input parameters for the operate process, \ + specific to the VNF being operated, \ + as declared in the VNFD as part of OperateVnfOpConfig.", + child=serializers.CharField(help_text="KeyValue Pairs", allow_blank=True), + required=False, + allow_null=True) diff --git a/lcm/lcm/nf/serializers/response.py b/lcm/lcm/nf/serializers/response.py new file mode 100644 index 00000000..81f5ed54 --- /dev/null +++ b/lcm/lcm/nf/serializers/response.py @@ -0,0 +1,23 @@ +# Copyright (C) 2018 Verizon. 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. + +from rest_framework import serializers + + +class ProblemDetailsSerializer(serializers.Serializer): + type = serializers.CharField(help_text="Type", required=False, allow_null=True) + title = serializers.CharField(help_text="Title", required=False, allow_null=True) + status = serializers.IntegerField(help_text="Status", required=True) + detail = serializers.CharField(help_text="Detail", required=True, allow_null=True) + instance = serializers.CharField(help_text="Instance", required=False, allow_null=True) diff --git a/lcm/lcm/nf/tests/test_operate_vnf.py b/lcm/lcm/nf/tests/test_operate_vnf.py new file mode 100644 index 00000000..2071472c --- /dev/null +++ b/lcm/lcm/nf/tests/test_operate_vnf.py @@ -0,0 +1,242 @@ +# Copyright (C) 2018 Verizon. 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. + +import json + +import mock +from django.test import TestCase, Client +from rest_framework import status + +from lcm.nf.biz.operate_vnf import OperateVnf +from lcm.pub.database.models import NfInstModel, JobStatusModel, VmInstModel +from lcm.pub.utils import restcall +from lcm.pub.utils.jobutil import JobUtil +from lcm.pub.utils.timeutil import now_time +from lcm.pub.vimapi import api + + +class TestNFOperate(TestCase): + def setUp(self): + self.client = Client() + + def tearDown(self): + VmInstModel.objects.all().delete() + + def assert_job_result(self, job_id, job_progress, job_detail): + jobs = JobStatusModel.objects.filter(jobid=job_id, + progress=job_progress, + descp=job_detail) + self.assertEqual(1, len(jobs)) + + def test_operate_vnf_not_found(self): + req_data = { + "changeStateTo": "STARTED" + } + response = self.client.post("/api/vnflcm/v1/vnf_instances/12/operate", data=req_data, format='json') + self.failUnlessEqual(status.HTTP_404_NOT_FOUND, response.status_code) + + def test_operate_vnf_conflict(self): + req_data = { + "changeStateTo": "STARTED" + } + NfInstModel(nfinstid='12', nf_name='VNF1', status='NOT_INSTANTIATED').save() + response = self.client.post("/api/vnflcm/v1/vnf_instances/12/operate", data=req_data, format='json') + self.failUnlessEqual(status.HTTP_409_CONFLICT, response.status_code) + NfInstModel(nfinstid='12', nf_name='VNF1', status='NOT_INSTANTIATED').delete() + + @mock.patch.object(OperateVnf, 'run') + def test_operate_vnf_success(self, mock_run): + req_data = { + "changeStateTo": "STARTED" + } + NfInstModel(nfinstid='12', nf_name='VNF1', status='INSTANTIATED').save() + response = self.client.post("/api/vnflcm/v1/vnf_instances/12/operate", data=req_data, format='json') + mock_run.re.return_value = None + self.failUnlessEqual(status.HTTP_202_ACCEPTED, response.status_code) + NfInstModel(nfinstid='12', nf_name='VNF1', status='INSTANTIATED').delete() + + @mock.patch.object(restcall, 'call_req') + @mock.patch.object(api, 'call') + def test_operate_vnf_success_start(self, mock_call, mock_call_req): + NfInstModel.objects.create(nfinstid='1111', + nf_name='2222', + vnfminstid='1', + package_id='todo', + version='', + vendor='', + netype='', + vnfd_model='', + status='INSTANTIATED', + nf_desc='', + vnfdid='', + vnfSoftwareVersion='', + vnfConfigurableProperties='todo', + localizationLanguage='EN_US', + create_time=now_time()) + + VmInstModel.objects.create(vmid="1", + vimid="1", + resouceid="11", + insttype=0, + instid="1111", + vmname="test_01", + is_predefined=1, + operationalstate=1) + t1_apply_grant_result = [0, json.JSONEncoder().encode(''), '200'] + t2_lcm_notify_result = [0, json.JSONEncoder().encode(''), '200'] + t3_action_vm_start_result = [0, json.JSONEncoder().encode(''), '202'] + mock_call_req.side_effect = [t1_apply_grant_result, t2_lcm_notify_result, t3_action_vm_start_result] + mock_call.return_value = None + req_data = { + "changeStateTo": "STARTED" + } + self.nf_inst_id = '1111' + self.job_id = JobUtil.create_job('NF', 'OPERATE', self.nf_inst_id) + JobUtil.add_job_status(self.job_id, 0, "OPERATE_VNF_READY") + OperateVnf(req_data, nf_inst_id=self.nf_inst_id, job_id=self.job_id).run() + vm = VmInstModel.objects.filter(vmid="1", vimid="1", resouceid="11") + self.assertEqual("ACTIVE", vm[0].operationalstate) + self.assert_job_result(self.job_id, 100, "Operate Vnf success.") + + @mock.patch.object(restcall, 'call_req') + @mock.patch.object(api, 'call') + def test_operate_vnf_success_stop(self, mock_call, mock_call_req): + NfInstModel.objects.create(nfinstid='1111', + nf_name='2222', + vnfminstid='1', + package_id='todo', + version='', + vendor='', + netype='', + vnfd_model='', + status='INSTANTIATED', + nf_desc='', + vnfdid='', + vnfSoftwareVersion='', + vnfConfigurableProperties='todo', + localizationLanguage='EN_US', + create_time=now_time()) + + VmInstModel.objects.create(vmid="1", + vimid="1", + resouceid="11", + insttype=0, + instid="1111", + vmname="test_01", + is_predefined=1, + operationalstate=1) + t1_apply_grant_result = [0, json.JSONEncoder().encode(''), '200'] + t2_lcm_notify_result = [0, json.JSONEncoder().encode(''), '200'] + t3_action_vm_stop_result = [0, json.JSONEncoder().encode(''), '202'] + mock_call_req.side_effect = [t1_apply_grant_result, t2_lcm_notify_result, t3_action_vm_stop_result] + mock_call.return_value = None + req_data = { + "changeStateTo": "STOPPED" + } + self.nf_inst_id = '1111' + self.job_id = JobUtil.create_job('NF', 'OPERATE', self.nf_inst_id) + JobUtil.add_job_status(self.job_id, 0, "OPERATE_VNF_READY") + OperateVnf(req_data, nf_inst_id=self.nf_inst_id, job_id=self.job_id).run() + vm = VmInstModel.objects.filter(vmid="1", vimid="1", resouceid="11") + self.assertEqual("INACTIVE", vm[0].operationalstate) + self.assert_job_result(self.job_id, 100, "Operate Vnf success.") + + @mock.patch.object(restcall, 'call_req') + @mock.patch.object(api, 'call') + def test_operate_vnf_success_stop_graceful(self, mock_call, mock_call_req): + NfInstModel.objects.create(nfinstid='1111', + nf_name='2222', + vnfminstid='1', + package_id='todo', + version='', + vendor='', + netype='', + vnfd_model='', + status='INSTANTIATED', + nf_desc='', + vnfdid='', + vnfSoftwareVersion='', + vnfConfigurableProperties='todo', + localizationLanguage='EN_US', + create_time=now_time()) + + VmInstModel.objects.create(vmid="1", + vimid="1", + resouceid="11", + insttype=0, + instid="1111", + vmname="test_01", + is_predefined=1, + operationalstate=1) + t1_apply_grant_result = [0, json.JSONEncoder().encode(''), '200'] + t2_lcm_notify_result = [0, json.JSONEncoder().encode(''), '200'] + t3_action_vm_stop_result = [0, json.JSONEncoder().encode(''), '202'] + mock_call_req.side_effect = [t1_apply_grant_result, t2_lcm_notify_result, t3_action_vm_stop_result] + mock_call.return_value = None + req_data = { + "changeStateTo": "STOPPED", + "stopType": "GRACEFUL", + "gracefulStopTimeout": 2 + } + self.nf_inst_id = '1111' + self.job_id = JobUtil.create_job('NF', 'OPERATE', self.nf_inst_id) + JobUtil.add_job_status(self.job_id, 0, "OPERATE_VNF_READY") + OperateVnf(req_data, nf_inst_id=self.nf_inst_id, job_id=self.job_id).run() + vm = VmInstModel.objects.filter(vmid="1", vimid="1", resouceid="11") + self.assertEqual("INACTIVE", vm[0].operationalstate) + self.assert_job_result(self.job_id, 100, "Operate Vnf success.") + + @mock.patch.object(restcall, 'call_req') + @mock.patch.object(api, 'call') + def test_operate_vnf_success_stop_forceful(self, mock_call, mock_call_req): + NfInstModel.objects.create(nfinstid='1111', + nf_name='2222', + vnfminstid='1', + package_id='todo', + version='', + vendor='', + netype='', + vnfd_model='', + status='INSTANTIATED', + nf_desc='', + vnfdid='', + vnfSoftwareVersion='', + vnfConfigurableProperties='todo', + localizationLanguage='EN_US', + create_time=now_time()) + + VmInstModel.objects.create(vmid="1", + vimid="1", + resouceid="11", + insttype=0, + instid="1111", + vmname="test_01", + is_predefined=1, + operationalstate=1) + t1_apply_grant_result = [0, json.JSONEncoder().encode(''), '200'] + t2_lcm_notify_result = [0, json.JSONEncoder().encode(''), '200'] + t3_action_vm_stop_result = [0, json.JSONEncoder().encode(''), '202'] + mock_call_req.side_effect = [t1_apply_grant_result, t2_lcm_notify_result, t3_action_vm_stop_result] + mock_call.return_value = None + req_data = { + "changeStateTo": "STOPPED", + "stopType": "FORCEFUL", + } + self.nf_inst_id = '1111' + self.job_id = JobUtil.create_job('NF', 'OPERATE', self.nf_inst_id) + JobUtil.add_job_status(self.job_id, 0, "OPERATE_VNF_READY") + OperateVnf(req_data, nf_inst_id=self.nf_inst_id, job_id=self.job_id).run() + vm = VmInstModel.objects.filter(vmid="1", vimid="1", resouceid="11") + self.assertEqual("INACTIVE", vm[0].operationalstate) + self.assert_job_result(self.job_id, 100, "Operate Vnf success.") diff --git a/lcm/lcm/nf/urls.py b/lcm/lcm/nf/urls.py index b7625339..b73cb02e 100644 --- a/lcm/lcm/nf/urls.py +++ b/lcm/lcm/nf/urls.py @@ -18,6 +18,7 @@ from lcm.nf.views.curd_vnf_views import DeleteVnfAndQueryVnf, CreateVnfAndQueryV from lcm.nf.views.instantiate_vnf_view import InstantiateVnfView from lcm.nf.views.terminate_vnf_view import TerminateVnfView from lcm.nf.views.subscriptions_view import SubscriptionsView +from lcm.nf.views.operate_vnf_view import OperateVnfView urlpatterns = [ url(r'^api/vnflcm/v1/subscriptions$', SubscriptionsView.as_view()), @@ -25,4 +26,5 @@ urlpatterns = [ url(r'^api/vnflcm/v1/vnf_instances/(?P[0-9a-zA-Z_-]+)/instantiate$', InstantiateVnfView.as_view()), url(r'^api/vnflcm/v1/vnf_instances/(?P[0-9a-zA-Z_-]+)$', DeleteVnfAndQueryVnf.as_view()), url(r'^api/vnflcm/v1/vnf_instances/(?P[0-9a-zA-Z_-]+)/terminate$', TerminateVnfView.as_view()), + url(r'^api/vnflcm/v1/vnf_instances/(?P[0-9a-zA-Z_-]+)/operate$', OperateVnfView.as_view()), ] diff --git a/lcm/lcm/nf/views/operate_vnf_view.py b/lcm/lcm/nf/views/operate_vnf_view.py new file mode 100644 index 00000000..947e983e --- /dev/null +++ b/lcm/lcm/nf/views/operate_vnf_view.py @@ -0,0 +1,88 @@ +# Copyright (C) 2018 Verizon. 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. + +import logging +import traceback + +from drf_yasg.utils import swagger_auto_schema +from rest_framework import status +from rest_framework.response import Response +from rest_framework.views import APIView + +from lcm.nf.biz.operate_vnf import OperateVnf +from lcm.nf.serializers.operate_vnf_req import OperateVnfRequestSerializer +from lcm.nf.serializers.response import ProblemDetailsSerializer +from lcm.pub.exceptions import NFLCMException, NFLCMExceptionNotFound, NFLCMExceptionConflict +from lcm.pub.utils.jobutil import JobUtil +from lcm.pub.database.models import NfInstModel +from lcm.nf.const import VNF_STATUS + +logger = logging.getLogger(__name__) + + +class OperateVnfView(APIView): + @swagger_auto_schema( + request_body=OperateVnfRequestSerializer(), + responses={ + status.HTTP_202_ACCEPTED: "Success", + status.HTTP_404_NOT_FOUND: ProblemDetailsSerializer(), + status.HTTP_409_CONFLICT: ProblemDetailsSerializer(), + status.HTTP_500_INTERNAL_SERVER_ERROR: "Internal error" + } + ) + def post(self, request, instanceid): + logger.debug("OperateVnf--post::> %s" % request.data) + try: + operate_vnf_request_serializer = OperateVnfRequestSerializer(data=request.data) + if not operate_vnf_request_serializer.is_valid(): + raise NFLCMException(operate_vnf_request_serializer.errors) + + job_id = JobUtil.create_job('NF', 'OPERATE', instanceid) + JobUtil.add_job_status(job_id, 0, "OPERATE_VNF_READY") + self.operate_pre_check(instanceid, job_id) + OperateVnf(operate_vnf_request_serializer.data, instanceid, job_id).start() + response = Response(data=None, status=status.HTTP_202_ACCEPTED) + response["Location"] = "/vnf_lc_ops/%s" % job_id + return response + except NFLCMExceptionNotFound as e: + probDetail = ProblemDetailsSerializer(data={"status": 404, "detail": "VNF Instance not found"}) + resp_isvalid = probDetail.is_valid() + if not resp_isvalid: + raise NFLCMException(probDetail.errors) + return Response(data=probDetail.data, status=status.HTTP_404_NOT_FOUND) + except NFLCMExceptionConflict as e: + probDetail = ProblemDetailsSerializer(data={"status": 409, "detail": "VNF Instance not in Instantiated State"}) + resp_isvalid = probDetail.is_valid() + if not resp_isvalid: + raise NFLCMException(probDetail.errors) + return Response(data=probDetail.data, status=status.HTTP_409_CONFLICT) + except NFLCMException as e: + logger.error(e.message) + return Response(data={'error': '%s' % e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR) + except Exception as e: + logger.error(e.message) + logger.error(traceback.format_exc()) + return Response(data={'error': 'unexpected exception'}, status=status.HTTP_500_INTERNAL_SERVER_ERROR) + + def operate_pre_check(self, nfInstId, jobId): + vnf_insts = NfInstModel.objects.filter(nfinstid=nfInstId) + if not vnf_insts.exists(): + raise NFLCMExceptionNotFound("VNF nf_inst_id does not exist.") + + if vnf_insts[0].status != 'INSTANTIATED': + raise NFLCMExceptionConflict("VNF instantiationState is not INSTANTIATED.") + NfInstModel.objects.filter(nfinstid=nfInstId).update(status=VNF_STATUS.OPERATING) + + JobUtil.add_job_status(jobId, 15, 'Nf operating pre-check finish') + logger.info("Nf operating pre-check finish") diff --git a/lcm/lcm/pub/database/models.py b/lcm/lcm/pub/database/models.py index 4f4fc9f2..57de616f 100644 --- a/lcm/lcm/pub/database/models.py +++ b/lcm/lcm/pub/database/models.py @@ -39,6 +39,7 @@ class NfInstModel(models.Model): vnfSoftwareVersion = models.CharField(db_column='VNFSOFTWAREVER', max_length=200, blank=True, null=True) vnfConfigurableProperties = models.TextField(db_column='VNFCONFIGURABLEPROPERTIES', max_length=20000, blank=True, null=True) localizationLanguage = models.CharField(db_column='LOCALIZATIONLANGUAGE', max_length=255, null=True) + operationState = models.CharField(db_column='OPERATIONSTATE', max_length=255, null=True) class JobModel(models.Model): diff --git a/lcm/lcm/pub/exceptions.py b/lcm/lcm/pub/exceptions.py index 274c0d06..5ff9bc42 100644 --- a/lcm/lcm/pub/exceptions.py +++ b/lcm/lcm/pub/exceptions.py @@ -15,3 +15,11 @@ class NFLCMException(Exception): pass + + +class NFLCMExceptionNotFound(Exception): + pass + + +class NFLCMExceptionConflict(Exception): + pass diff --git a/lcm/lcm/pub/vimapi/adaptor.py b/lcm/lcm/pub/vimapi/adaptor.py index 9ca3e8de..8ebddab0 100644 --- a/lcm/lcm/pub/vimapi/adaptor.py +++ b/lcm/lcm/pub/vimapi/adaptor.py @@ -20,6 +20,7 @@ from lcm.pub.utils.values import ignore_case_get, set_opt_val from lcm.pub.msapi.aai import get_flavor_info from . import api from .exceptions import VimException +from lcm.nf.const import ACTION_TYPE logger = logging.getLogger(__name__) @@ -65,6 +66,50 @@ def get_res_id(res_cache, res_type, key): return res_cache[res_type][key] +def action_vm(action_type, server, vimId, tenantId): + param = {} + if action_type == ACTION_TYPE.START: + param = { + "os-start": None, + } + elif action_type == ACTION_TYPE.STOP: + param = { + "os-stop": None, + } + elif action_type == ACTION_TYPE.REBOOT: + param = { + "reboot": {} + } + if server["status"] == "ACTIVE": + param["reboot"]["type"] = "SOFT" + else: + param["reboot"]["type"] = "HARD" + res_id = server["id"] + api.action_vm(vimId, tenantId, res_id, param) + + +# TODO Have to check if the resources should be started and stopped in some order. +def operate_vim_res(data, changeStateTo, stopType, gracefulStopTimeout, do_notify_op): + for res in ignore_case_get(data, "vm"): + try: + if changeStateTo == "STARTED": + action_vm(ACTION_TYPE.START, res, res["vim_id"], res["tenant_id"]) + do_notify_op("ACTIVE", res["id"]) + elif changeStateTo == "STOPPED": + if stopType == "GRACEFUL": + if gracefulStopTimeout > 60: + gracefulStopTimeout = 60 + time.sleep(gracefulStopTimeout) + action_vm(ACTION_TYPE.STOP, res, res["vim_id"], res["tenant_id"]) + # TODO check if the we should poll getvm to get the status or the action_vm api + # successful return should suffice to mark vm as Active/Inactive + do_notify_op("INACTIVE", res["id"]) + except VimException as e: + # TODO Have to update database appropriately on failure + logger.error("Failed to Heal %s(%s)", RES_VM, res["res_id"]) + logger.error("%s:%s", e.http_code, e.message) + + def create_vim_res(data, do_notify): vim_cache, res_cache = {}, {} for vol in ignore_case_get(data, "volume_storages"): diff --git a/lcm/lcm/pub/vimapi/api.py b/lcm/lcm/pub/vimapi/api.py index 0090d66f..2ceb82d0 100644 --- a/lcm/lcm/pub/vimapi/api.py +++ b/lcm/lcm/pub/vimapi/api.py @@ -145,6 +145,11 @@ def get_vm(vim_id, tenant_id, vm_id): def list_vm(vim_id, tenant_id): return call(vim_id, tenant_id, "servers", "GET") + +# Used to start/stop/restart a vm +def action_vm(vim_id, tenant_id, vm_id, data): + return call(vim_id, tenant_id, "servers/%s/action" % vm_id, "POST", data) + ###################################################################### -- cgit 1.2.3-korg