X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=lcm%2Flcm%2Fnf%2Fviews%2Finstantiate_vnf_view.py;h=23a979aeef00236a362f64cdac48f12821d12cba;hb=b10195f3df9535641c6a142dfededf770b201ad0;hp=b285cc8c81368eec8300bda368149f8b1f79b5b8;hpb=8f09fb9cf1574253117957bf3f780ce21bf17a67;p=vfc%2Fgvnfm%2Fvnflcm.git

diff --git a/lcm/lcm/nf/views/instantiate_vnf_view.py b/lcm/lcm/nf/views/instantiate_vnf_view.py
index b285cc8c..23a979ae 100644
--- a/lcm/lcm/nf/views/instantiate_vnf_view.py
+++ b/lcm/lcm/nf/views/instantiate_vnf_view.py
@@ -23,7 +23,10 @@ from rest_framework.views import APIView
 from lcm.nf.serializers.instantiate_vnf_request import InstantiateVnfRequestSerializer
 from lcm.nf.serializers.job_identifier import JobIdentifierSerializer
 from lcm.pub.exceptions import NFLCMException
+from lcm.pub.exceptions import NFLCMExceptionNotFound
+from lcm.pub.exceptions import NFLCMExceptionConflict
 from lcm.pub.utils.jobutil import JobUtil
+from lcm.pub.database.models import NfInstModel
 from .common import view_safe_call_with_log
 
 logger = logging.getLogger(__name__)
@@ -45,6 +48,12 @@ class InstantiateVnfView(APIView):
         if not instantiate_vnf_request_serializer.is_valid():
             raise NFLCMException(instantiate_vnf_request_serializer.errors)
 
+        vnf_insts = NfInstModel.objects.filter(nfinstid=instanceid)
+        if not vnf_insts.exists():
+            raise NFLCMExceptionNotFound("VNF instanceid(%s) does not exist." % instanceid)
+        if vnf_insts[0].status == 'INSTANTIATED':
+            raise NFLCMExceptionConflict('VNF(%s) is already INSTANTIATED.' % instanceid)
+
         job_id = JobUtil.create_job('NF', 'INSTANTIATE', instanceid)
         JobUtil.add_job_status(job_id, 0, "INST_VNF_READY")
         InstantiateVnf(instantiate_vnf_request_serializer.data, instanceid, job_id).start()