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# Copyright (c) 2017-2020 Wind River Systems, Inc.
#
# 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 os
import logging
import json
import requests
import tarfile
import base64
from ruamel import yaml
from rest_framework import status
from rest_framework.response import Response
from django.conf import settings
from common.msapi import extsys
from newton_base.util import VimDriverUtils
logger = logging.getLogger(__name__)
# wrap calls to multicloud-k8s infra_workload API
class InfraWorkloadHelper:
# def resettarfile(tarinfo):
# tarinfo.uid = tarinfo.gid = 0
# tarinfo.uname = tarinfo.gname = "root"
# return tarinfo
@staticmethod
def workload_create(self, vimid, workloadid, request):
'''
Deploy workload to target k8s via multicloud-k8s
:param vimid:
:param workloadid:
:param request
'''
# resp_template = {
# "template_type": "HEAT",
# "workload_id": workloadid,
# "workload_status": "GET_FAILED",
# "workload_status_reason": "Exception occurs"
# }
# status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
# viminfo = VimDriverUtils.get_vim_info(vimid)
workload_query = VimDriverUtils.get_query_part(request)
workload_data = request.data
# vf_module_model_customization_id = data.get("vf-module-model-customization-id", None)
# vf_module_id = data.get("vf-module-id", "")
user_directive = workload_data.get("user_directives", {})
# oof_directive = data.get("oof_directives", {})
# sdnc_directive = data.get("sdnc_directives", {})
# template_type = data.get("template_type")
# template_data = data.get("template_data", {})
# 1, create profile if not exists
# manifest.yaml content
manifest_yaml_json = {
"version": "v1",
"type": {
"values": "override_values.yaml"
}
}
# override_values.yaml content
override_values_yaml = ""
# extract rb and profile info from user_directive
rbname = None
rbversion = None
profilename = None
for attr in user_directive.get("attributes", []):
aname = attr.get("attribute_name", None)
avalue = attr.get("attribute_value", None)
if aname == "override_values_yaml_base64":
override_values_yaml_json = yaml.load(base64.b64encode(avalue), Loader=yaml.Loader)
elif aname == "definition-name":
rbname = avalue
elif aname == "definition-version":
rbversion = avalue
elif aname == "profile-name":
profilename = avalue
multicloudK8sUrl = "%s://%s:%s/api/multicloud-k8s/v1" % (
settings.MSB_SERVICE_PROTOCOL, settings.MSB_SERVICE_ADDR, settings.MSB_SERVICE_PORT)
if rbname and rbversion and profilename and override_values_yaml:
# package them into tarball
basedir="/tmp/%s_%s_%s/" % (rbname, rbversion, profilename)
manifest_yaml_filename="manifest.yaml"
override_values_yaml_filename = "override_values.yaml"
profile_filename = "profile.tar.gz"
if not os.path.isdir(basedir):
os.mkdir(basedir)
logger.debug("k8s profile temp dir for %s,%s,%s is %s" % (rbname, rbversion, profilename, basedir))
with open(basedir+manifest_yaml_filename, "w") as f:
yaml.dump(manifest_yaml_json, f, Dumper=yaml.RoundTripDumper)
with open(basedir+override_values_yaml_filename, "w") as f:
yaml.dump(override_values_yaml_json, f, Dumper=yaml.RoundTripDumper)
#f.write(override_values_yaml)
tar = tarfile.open(basedir+profile_filename, "w:gz")
# tar.add(basedir+manifest_yaml_filename, arcname=manifest_yaml_filename,filter=resettarfile)
tar.add(basedir+manifest_yaml_filename, arcname=manifest_yaml_filename)
tar.add(basedir+override_values_yaml_filename, arcname=override_values_yaml_filename)
tar.close()
# create profile and upload content
create_rbprofile_json = {
"rb-name": rbname,
"rb-version": rbversion,
"profile-name": profilename,
"release-name": "r1",
"namespace": "testnamespace1",
"kubernetes-version": "1.16.2"
}
profileUrl = multicloudK8sUrl+"/v1/rb/definition/%s/%s/profile" % (rbname, rbversion)
#data = open('create_rbprofile.json')
response = requests.post(profileUrl, data=json.dumps(create_rbprofile_json), verify=False)
logger.debug("create profile, returns: %s,%s" % (response.content, response.status_code))
profileContentUrl = profileUrl + "/%s/content" % (profilename)
#profileContent = open(basedir+profile_filename, 'rb').read()
with open(basedir+profile_filename, "rb") as profileContent:
response = requests.post(profileContentUrl, data=profileContent.read(), verify=False)
logger.debug("upload profile content, returns: %s,%s" % (response.content, response.status_code))
# 2.forward infra_workload API requests with queries
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
infraUrl = multicloudK8sUrl+"/%s/%s/infra_workload" % (cloud_owner, cloud_region_id)
if workload_query:
infraUrl += ("?%s" % workload_query)
# should we forward headers ? TBD
resp = requests.post(infraUrl, data=workload_data, verify=False)
# resp_template["workload_status_reason"] = resp.content
# status_code = resp.status_code
return Response(data=json.loads(resp.content), status=resp.status_code)
@staticmethod
def workload_delete(self, vimid, workloadid, request):
'''
remove workload
'''
# resp_template = {
# "template_type": "HEAT",
# "workload_id": workloadid,
# "workload_status": "GET_FAILED",
# "workload_status_reason": "Exception occurs"
# }
# status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
workload_query_str = VimDriverUtils.get_query_part(request)
workload_data = request.data
multicloudK8sUrl = "%s://%s:%s/api/multicloud-k8s/v1" % (
settings.MSB_SERVICE_PROTOCOL, settings.MSB_SERVICE_ADDR, settings.MSB_SERVICE_PORT)
# 1.forward infra_workload API requests with queries
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
infraUrl = multicloudK8sUrl+"/%s/%s/infra_workload" % (cloud_owner, cloud_region_id)
if workload_query_str:
infraUrl += ("?%s" % workload_query_str)
# should we forward headers ? TBD
resp = requests.delete(infraUrl, data=workload_data, verify=False)
# resp_template["workload_status_reason"] = resp.content
# status_code = resp.status_code
return Response(data=json.loads(resp.content), status=resp.status_code)
@staticmethod
def workload_detail(self, vimid, workloadid, request):
'''
get workload status
'''
# resp_template = {
# "template_type": "HEAT",
# "workload_id": workloadid,
# "workload_status": "GET_FAILED",
# "workload_status_reason": "Exception occurs"
# }
# status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
workload_query_str = VimDriverUtils.get_query_part(request)
workload_data = request.data
multicloudK8sUrl = "%s://%s:%s/api/multicloud-k8s/v1" % (
settings.MSB_SERVICE_PROTOCOL, settings.MSB_SERVICE_ADDR, settings.MSB_SERVICE_PORT)
# forward infra_workload API requests with queries
cloud_owner, cloud_region_id = extsys.decode_vim_id(vimid)
infraUrl = multicloudK8sUrl+"/%s/%s/infra_workload" % (cloud_owner, cloud_region_id)
if workload_query_str:
infraUrl += ("?%s" % workload_query_str)
# should we forward headers ? TBD
resp = requests.get(infraUrl, data=workload_data, verify=False)
# resp_template["workload_status_reason"] = resp.content
# status_code = resp.status_code
return Response(data=json.loads(resp.content), status=resp.status_code)
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