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# Copyright 2017 ZTE Corporation.
#
# 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 uuid
import os
import time
import threading
import traceback
import sys
from catalog.pub.database.models import NfPackageModel
from catalog.pub.utils.values import ignore_case_get
from catalog.pub.utils import fileutil
from catalog.pub.exceptions import NSLCMException
from catalog.pub.config.config import CATALOG_ROOT_PATH
from catalog.pub.msapi.extsys import get_vims
from catalog.pub.utils.jobutil import JobUtil
from catalog.pub.utils import toscaparser
from catalog.pub.msapi import sdc
from catalog.pub.msapi import nfvolcm
logger = logging.getLogger(__name__)
JOB_ERROR = 255
def nf_get_csars():
ret = None
try:
ret = NfPackage().get_csars()
except NSLCMException as e:
return [1, e.message]
except:
logger.error(traceback.format_exc())
return [1, str(sys.exc_info())]
return ret
def nf_get_csar(csar_id):
ret = None
try:
ret = NfPackage().get_csar(csar_id)
except NSLCMException as e:
return [1, e.message]
except:
logger.error(traceback.format_exc())
return [1, str(sys.exc_info())]
return ret
#####################################################################################
class NfDistributeThread(threading.Thread):
"""
Sdc NF Package Distribute
"""
def __init__(self, csar_id, vim_ids, lab_vim_id, job_id):
threading.Thread.__init__(self)
self.csar_id = csar_id
self.vim_ids = vim_ids
self.lab_vim_id = lab_vim_id
self.job_id = job_id
self.csar_save_path = os.path.join(CATALOG_ROOT_PATH, csar_id)
def run(self):
try:
self.on_distribute()
except NSLCMException as e:
self.rollback_distribute()
JobUtil.add_job_status(self.job_id, JOB_ERROR, e.message)
except:
logger.error(traceback.format_exc())
logger.error(str(sys.exc_info()))
self.rollback_distribute()
JobUtil.add_job_status(self.job_id, JOB_ERROR, "Failed to distribute CSAR(%s)" % self.csar_id)
def on_distribute(self):
JobUtil.create_job(
inst_type='nf',
jobaction='on_distribute',
inst_id=self.csar_id,
job_id=self.job_id)
JobUtil.add_job_status(self.job_id, 5, "Start CSAR(%s) distribute." % self.csar_id)
if NfPackageModel.objects.filter(nfpackageid=self.csar_id):
raise NSLCMException("NF CSAR(%s) already exists." % self.csar_id)
vnfd,local_file_name,vnfd_json = self.get_vnfd(self.csar_id)
nfd_id = vnfd["metadata"]["id"]
if NfPackageModel.objects.filter(vnfdid=nfd_id):
raise NSLCMException("NFD(%s) already exists." % nfd_id)
JobUtil.add_job_status(self.job_id, 30, "Save CSAR(%s) to database." % self.csar_id)
vnfd_ver = vnfd["metadata"].get("vnfd_version")
if not vnfd_ver:
vnfd_ver = vnfd["metadata"].get("vnfdVersion", "undefined")
NfPackageModel(
uuid=self.csar_id,
nfpackageid=self.csar_id,
vnfdid=nfd_id,
vendor=vnfd["metadata"].get("vendor", "undefined"),
vnfdversion=vnfd_ver,
vnfversion=vnfd["metadata"].get("version", "undefined"),
vnfdmodel=vnfd_json,
vnfd_path=local_file_name
).save()
JobUtil.add_job_status(self.job_id, 100, "CSAR(%s) distribute successfully." % self.csar_id)
def get_vnfd(self, csar_id):
artifact = sdc.get_artifact(sdc.ASSETTYPE_RESOURCES, self.csar_id)
local_path = os.path.join(CATALOG_ROOT_PATH, self.csar_id)
local_file_name = sdc.download_artifacts(artifact["toscaModelURL"], local_path)
vnfd_json = toscaparser.parse_vnfd(local_file_name)
vnfd = json.JSONDecoder().decode(vnfd_json)
return vnfd,local_file_name,vnfd_json
def rollback_distribute(self):
try:
NfPackageModel.objects.filter(nfpackageid=self.csar_id).delete()
fileutil.delete_dirs(self.csar_save_path)
except:
logger.error(traceback.format_exc())
logger.error(str(sys.exc_info()))
######################################################################################################################
class NfPkgDeleteThread(threading.Thread):
"""
Sdc NF Package Deleting
"""
def __init__(self, csar_id, job_id, force_delete):
threading.Thread.__init__(self)
self.csar_id = csar_id
self.job_id = job_id
self.force_delete = force_delete
def run(self):
try:
self.delete_csar()
except NSLCMException as e:
JobUtil.add_job_status(self.job_id, JOB_ERROR, e.message)
except:
logger.error(traceback.format_exc())
logger.error(str(sys.exc_info()))
JobUtil.add_job_status(self.job_id, JOB_ERROR, "Failed to delete CSAR(%s)" % self.csar_id)
def delete_csar(self):
JobUtil.create_job(
inst_type='nf',
jobaction='delete',
inst_id=self.csar_id,
job_id=self.job_id)
JobUtil.add_job_status(self.job_id, 5, "Start to delete CSAR(%s)." % self.csar_id)
'''
if self.force_delete:
NfInstModel.objects.filter(package_id=self.csar_id).delete()
else:
if NfInstModel.objects.filter(package_id=self.csar_id):
raise NSLCMException("NfInst by csar(%s) exists, cannot delete." % self.csar_id)
'''
nfvolcm.delete_ns_mock()
JobUtil.add_job_status(self.job_id, 50, "Delete CSAR(%s) from Database." % self.csar_id)
NfPackageModel.objects.filter(nfpackageid=self.csar_id).delete()
JobUtil.add_job_status(self.job_id, 80, "Delete local CSAR(%s) file." % self.csar_id)
csar_save_path = os.path.join(CATALOG_ROOT_PATH, self.csar_id)
fileutil.delete_dirs(csar_save_path)
JobUtil.add_job_status(self.job_id, 100, "Delete CSAR(%s) successfully." % self.csar_id)
######################################################################################################################
class NfPackage(object):
"""
Actions for sdc nf package.
"""
def __init__(self):
pass
def get_csars(self):
csars = {"csars": []}
nf_pkgs = NfPackageModel.objects.filter()
for nf_pkg in nf_pkgs:
csars["csars"].append({
"csarId": nf_pkg.nfpackageid,
"vnfdId": nf_pkg.vnfdid
})
return [0, csars]
def get_csar(self, csar_id):
pkg_info = {}
nf_pkg = NfPackageModel.objects.filter(nfpackageid=csar_id)
if nf_pkg:
pkg_info["vnfdId"] = nf_pkg[0].vnfdid
pkg_info["vnfdProvider"] = nf_pkg[0].vendor
pkg_info["vnfdVersion"] = nf_pkg[0].vnfdversion
pkg_info["vnfVersion"] = nf_pkg[0].vnfversion
#vnf_insts = NfInstModel.objects.filter(package_id=csar_id)
vnf_insts = nfvolcm.getNfInsts()
vnf_inst_info = [{"vnfInstanceId": vnf_inst.nfinstid,
"vnfInstanceName": vnf_inst.nf_name} for vnf_inst in vnf_insts]
return [0, {"csarId": csar_id,
"packageInfo": pkg_info,
"imageInfo": [],
"vnfInstanceInfo": vnf_inst_info}]
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