1 # Copyright 2018 ZTE Corporation.
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
18 from threading import Thread
20 from lcm.pub.utils.syscomm import fun_name
21 from lcm.pub.utils.values import ignore_case_get
22 from lcm.pub.utils import restcall
23 from lcm.pub.exceptions import NSLCMException
24 from lcm.workflows.graphflow.flow.flow import GraphFlow
26 logger = logging.getLogger(__name__)
28 RESULT_OK, RESULT_NG = "0", "1"
32 "CreateVnf": {"module": "lcm.ns_vnfs", "class": "CreateVnf"},
33 "CreatePnf": {"module": "lcm.ns_pnfs", "class": "CreatePnf"},
34 "CreateVl": {"module": "lcm.ns_vls", "class": "CreateVl"}
38 class NsInstantiateWorkflowThread(Thread):
39 def __init__(self, plan_input):
41 self.plan_input = plan_input
44 run_ns_instantiate(self.plan_input)
47 def run_ns_instantiate(input_data):
52 "nsInstanceId": id of ns instance,
53 "object_context": json format of nsd,
54 "object_additionalParamForNs": json format of additional parameters for ns,
55 "object_additionalParamForVnf": json format of additional parameters for vnf,
56 "object_additionalParamForPnf": json format of additional parameters for pnf,
57 "vlCount": int type of VL count,
58 "vnfCount: int type of VNF count
61 logger.debug("Enter %s, input_data is %s", fun_name(), input_data)
62 ns_inst_id = ignore_case_get(input_data, "nsInstanceId")
63 job_id = ignore_case_get(input_data, "jobId")
64 update_job(job_id, 10, "true", "Start to prepare the NS instantiate workflow parameter")
65 deploy_graph = build_deploy_graph(input_data)
66 TaskSet = build_TaskSet(input_data)
67 ns_instantiate_ok = False
70 update_job(job_id, 15, "true", "Start the NS instantiate workflow")
71 gf = GraphFlow(deploy_graph, TaskSet, config)
72 logger.debug("NS graph flow run up!")
75 gf.task_manager.wait_tasks_done(gf.sort_nodes)
76 if gf.task_manager.is_all_task_finished():
77 logger.debug("NS is instantiated!")
78 update_job(job_id, 90, "true", "Start to post deal")
79 post_deal(ns_inst_id, "true")
80 update_job(job_id, 100, "true", "Create NS successfully.")
81 ns_instantiate_ok = True
82 except NSLCMException as e:
83 logger.error("Failded to Create NS: %s", e.message)
84 update_job(job_id, JOB_ERROR, "255", "Failded to Create NS.")
85 post_deal(ns_inst_id, "false")
87 logger.error(traceback.format_exc())
88 update_job(job_id, JOB_ERROR, "255", "Failded to Create NS.")
89 post_deal(ns_inst_id, "false")
90 return ns_instantiate_ok
93 def build_deploy_graph(input_data):
94 nsd_json_str = ignore_case_get(input_data, "object_context")
95 nsd_json = json.JSONDecoder().decode(nsd_json_str)
96 deploy_graph = ignore_case_get(nsd_json, "graph")
97 logger.debug("NS graph flow: %s" % deploy_graph)
101 def build_vls(input_data):
102 ns_inst_id = ignore_case_get(input_data, "nsInstanceId")
103 nsd_json = json.JSONDecoder().decode(ignore_case_get(input_data, "object_context"))
104 ns_param_json = ignore_case_get(input_data, "object_additionalParamForNs")
105 vl_count = int(ignore_case_get(input_data, "vlCount", 0))
108 for i in range(vl_count):
110 "nsInstanceId": ns_inst_id,
113 "additionalParamForNs": ns_param_json
115 key = nsd_json["vls"][i - 1]["vl_id"]
125 def build_vnfs(input_data):
126 ns_inst_id = ignore_case_get(input_data, "nsInstanceId")
127 vnf_count = int(ignore_case_get(input_data, "vnfCount", 0))
128 vnf_param_json = json.JSONDecoder().decode(ignore_case_get(input_data, "object_additionalParamForVnf"))
130 for i in range(vnf_count):
132 "nsInstanceId": ns_inst_id,
134 "additionalParamForVnf": vnf_param_json
136 key = vnf_param_json[i - 1]["vnfProfileId"]
146 def build_pnfs(input_data):
147 return json.JSONDecoder().decode(ignore_case_get(input_data, "object_additionalParamForPnf"))
150 def build_TaskSet(input_data):
151 vls = build_vls(input_data)
152 vnfs = build_vnfs(input_data)
153 pnfs = build_pnfs(input_data)
154 task_set = dict(dict(vls, **vnfs), **pnfs)
158 def post_deal(ns_inst_id, status):
159 uri = "api/nslcm/v1/ns/{nsInstanceId}/postdeal".format(nsInstanceId=ns_inst_id)
160 data = json.JSONEncoder().encode({
164 ret = restcall.req_by_msb(uri, "POST", data)
166 logger.error("Failed to call post_deal(%s): %s", ns_inst_id, ret[1])
167 logger.debug("Call post_deal(%s, %s) successfully.", ns_inst_id, status)
170 def update_job(job_id, progress, errcode, desc):
171 logger.debug("job_id %s" % job_id)
172 uri = "api/nslcm/v1/jobs/{jobId}".format(jobId=job_id)
173 data = json.JSONEncoder().encode({
174 "progress": progress,
178 ret = restcall.req_by_msb(uri, "POST", data)