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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 os
import sys
import threading
import traceback
import zipfile
from catalog.packages.biz.vnf_package import VnfPackage
from catalog.packages.const import PKG_STATUS
from catalog.pub.config.config import CATALOG_ROOT_PATH, CATALOG_URL_PATH
from catalog.pub.config.config import REG_TO_MSB_REG_PARAM
from catalog.pub.database.models import VnfPackageModel
from catalog.pub.exceptions import CatalogException
from catalog.pub.msapi import sdc
from catalog.pub.utils import fileutil
from catalog.pub.utils import toscaparser
from catalog.pub.utils.jobutil import JobUtil
logger = logging.getLogger(__name__)
JOB_ERROR = 255
def nf_get_csars():
ret = None
try:
ret = NfPackage().get_csars()
except CatalogException as e:
return [1, e.args[0]]
except Exception as e:
logger.error(e.args[0])
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 CatalogException as e:
return [1, e.args[0]]
except Exception as e:
logger.error(e.args[0])
logger.error(traceback.format_exc())
return [1, str(sys.exc_info())]
return ret
def parse_vnfd(csar_id, inputs):
ret = None
try:
nf_pkg = VnfPackageModel.objects.filter(vnfPackageId=csar_id)
if not nf_pkg:
raise CatalogException("VNF CSAR(%s) does not exist." % csar_id)
csar_path = nf_pkg[0].localFilePath
ret = {"model": toscaparser.parse_vnfd(csar_path, inputs)}
except CatalogException as e:
return [1, e.args[0]]
except Exception as e:
logger.error(e.args[0])
logger.error(traceback.format_exc())
return [1, str(sys.exc_info())]
return [0, 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 CatalogException as e:
self.rollback_distribute()
JobUtil.add_job_status(self.job_id, JOB_ERROR, e.args[0])
except Exception as e:
logger.error(e.args[0])
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 VnfPackageModel.objects.filter(vnfPackageId=self.csar_id):
err_msg = "NF CSAR(%s) already exists." % self.csar_id
JobUtil.add_job_status(self.job_id, JOB_ERROR, err_msg)
return
artifact = sdc.get_artifact(sdc.ASSETTYPE_RESOURCES, self.csar_id)
local_path = os.path.join(CATALOG_ROOT_PATH, self.csar_id)
csar_name = "%s.csar" % artifact.get("name", self.csar_id)
local_file_name = sdc.download_artifacts(artifact["toscaModelURL"], local_path, csar_name)
if local_file_name.endswith(".csar") or local_file_name.endswith(".zip"):
fileutil.unzip_csar(local_file_name, local_path)
vendor_vnf_file = ''
# find original vendor ETSI package under the ONBOARDING_PACKAGE directory
onboarding_package_dir = os.path.join(local_path, "Artifacts/Deployment/ONBOARDED_PACKAGE")
if os.path.exists(onboarding_package_dir):
files = os.listdir(onboarding_package_dir)
for file_name in files:
a_file = os.path.join(onboarding_package_dir, file_name)
if os.path.isfile(a_file) & file_name.endswith(".csar"):
vendor_vnf_file = a_file
break
# find original vendor ETSI package under Artifacts/Deployment/OTHER directory
if vendor_vnf_file.strip() == '':
vendor_vnf_file = os.path.join(local_path, "Artifacts/Deployment/OTHER/vnf.csar")
if os.path.exists(vendor_vnf_file):
local_file_name = vendor_vnf_file
else:
local_file_name = vendor_vnf_file
# create VNFD zip file
self.create_vnfd_zip(self.csar_id, vendor_vnf_file)
vnfd_json = toscaparser.parse_vnfd(local_file_name)
vnfd = json.JSONDecoder().decode(vnfd_json)
if not vnfd.get("vnf"):
raise CatalogException("VNF properties and metadata in VNF Package(id=%s) are empty." % self.csar_id)
vnfd_id = vnfd["vnf"]["properties"].get("descriptor_id", "")
if VnfPackageModel.objects.filter(vnfdId=vnfd_id):
logger.error("VNF package(%s) already exists.", vnfd_id)
raise CatalogException("VNF package(%s) already exists." % vnfd_id)
JobUtil.add_job_status(self.job_id, 30, "Save CSAR(%s) to database." % self.csar_id)
vnfd_ver = vnfd["vnf"]["properties"].get("descriptor_version", "")
vnf_provider = vnfd["vnf"]["properties"].get("provider", "")
vnf_software_version = vnfd["vnf"]["properties"].get("software_version", "")
vnfd_product_name = vnfd["vnf"]["properties"].get("product_name", "")
VnfPackageModel(
vnfPackageId=self.csar_id,
vnfdId=vnfd_id,
vnfVendor=vnf_provider,
vnfdProductName=vnfd_product_name,
vnfdVersion=vnfd_ver,
vnfSoftwareVersion=vnf_software_version,
vnfdModel=vnfd_json,
localFilePath=local_file_name,
vnfPackageUri=csar_name,
onboardingState=PKG_STATUS.ONBOARDED,
operationalState=PKG_STATUS.ENABLED,
usageState=PKG_STATUS.NOT_IN_USE
).save()
JobUtil.add_job_status(self.job_id, 100, "CSAR(%s) distribute successfully." % self.csar_id)
def create_vnfd_zip(self, csar_id, vendor_vnf_file):
"""
Create VNFD zip file.
:param csar_id: CSAR Id
:param vendor_vnf_file: the vendor original package(csar)
:return:
"""
if os.path.exists(vendor_vnf_file):
# create VNFD from vendor original package
VnfPackage().creat_vnfd(csar_id, vendor_vnf_file)
else:
try:
vnf_package_path = os.path.join(CATALOG_ROOT_PATH, self.csar_id)
vnfd_zip_file = os.path.join(vnf_package_path, 'VNFD.zip')
with zipfile.ZipFile(vnfd_zip_file, 'w', zipfile.ZIP_DEFLATED) as vnfd_zip:
def_path = os.path.join(vnf_package_path, "Definitions")
if os.path.exists(def_path):
def_files = os.listdir(def_path)
for def_file in def_files:
full_path = os.path.join(def_path, def_file)
vnfd_zip.write(full_path, def_file)
except Exception as e:
logger.error(e)
if os.path.exists(vnfd_zip_file):
os.remove(vnfd_zip_file)
def rollback_distribute(self):
try:
VnfPackageModel.objects.filter(vnfPackageId=self.csar_id).delete()
fileutil.delete_dirs(self.csar_save_path)
except Exception as e:
logger.error(e.args[0])
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):
threading.Thread.__init__(self)
self.csar_id = csar_id
self.job_id = job_id
def run(self):
try:
self.delete_csar()
except CatalogException as e:
JobUtil.add_job_status(self.job_id, JOB_ERROR, e.args[0])
except Exception as e:
logger.error(e.args[0])
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)
VnfPackageModel.objects.filter(vnfPackageId=self.csar_id).delete()
JobUtil.add_job_status(self.job_id, 50, "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 = []
nf_pkgs = VnfPackageModel.objects.filter()
for nf_pkg in nf_pkgs:
ret = self.get_csar(nf_pkg.vnfPackageId)
csars.append(ret[1])
return [0, csars]
def get_csar(self, csar_id):
pkg_info = {}
nf_pkg = VnfPackageModel.objects.filter(vnfPackageId=csar_id)
if not nf_pkg:
nf_pkg = VnfPackageModel.objects.filter(vnfdId=csar_id)
if nf_pkg:
db_csar_id = nf_pkg[0].vnfPackageId
pkg_info["vnfdId"] = nf_pkg[0].vnfdId
pkg_info["vnfPackageId"] = nf_pkg[0].vnfPackageId
pkg_info["vnfdProvider"] = nf_pkg[0].vnfVendor
pkg_info["vnfdVersion"] = nf_pkg[0].vnfdVersion
pkg_info["vnfVersion"] = nf_pkg[0].vnfSoftwareVersion
pkg_info["csarName"] = nf_pkg[0].vnfPackageUri
pkg_info["vnfdModel"] = nf_pkg[0].vnfdModel
pkg_info["downloadUrl"] = "http://%s:%s/%s/%s/%s" % (
REG_TO_MSB_REG_PARAM[0]["nodes"][0]["ip"],
REG_TO_MSB_REG_PARAM[0]["nodes"][0]["port"],
CATALOG_URL_PATH,
db_csar_id,
nf_pkg[0].vnfPackageUri)
else:
raise CatalogException("Vnf package[%s] not Found." % csar_id)
csar_info = {
"csarId": db_csar_id,
"packageInfo": pkg_info,
"imageInfo": []
}
return [0, csar_info]
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