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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2017-2018 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 logging
import json
import uuid
import time
from django.conf import settings
from titanium_cloud.vesagent.vespublish import publishAnyEventToVES
from common.utils.restcall import _call_req
logger = logging.getLogger(__name__)
### build backlog with domain:"fault", type:"vm"
def buildBacklog_fault_vm(vimid, backlog_input):
logger.info("vimid: %s" % vimid)
logger.debug("with input: %s" % backlog_input)
try:
#must resolve the tenant id and server id while building the backlog
tenant_id = backlog_input.get("tenantid", None)
server_id = backlog_input.get("sourceid", None)
# should resolve the name to id later
if tenant_id is None:
tenant_name = backlog_input["tenant"]
server_name = backlog_input["source"]
if tenant_name is None or server_name is None:
logger.warn("tenant and source should be provided as backlog config")
return None
# get token
# resolve tenant_name to tenant_id
auth_api_url_format = "/{f_vim_id}/identity/v2.0/tokens"
auth_api_url = auth_api_url_format.format(f_vim_id=vimid)
auth_api_data = { "auth":{"tenantName": tenant_name} }
base_url = settings.MULTICLOUD_PREFIX
extra_headers = ''
ret = _call_req(base_url, "", "", 0, auth_api_url, "POST", extra_headers, json.dumps(auth_api_data))
if ret[0] > 0 or ret[1] is None:
logger.critical("call url %s failed with status %s" % (auth_api_url, ret[0]))
return None
token_resp = json.JSONDecoder().decode(ret[1])
token = token_resp["access"]["token"]["id"]
tenant_id = token_resp["access"]["token"]["tenant"]["id"]
if server_id is None:
# resolve server_name to server_id
vserver_api_url_format \
= "/{f_vim_id}/compute/v2.1/{f_tenant_id}/servers?name={f_server_name}"
vserver_api_url = vserver_api_url_format.format(f_vim_id=vimid,
f_tenant_id=tenant_id,
f_server_name=server_name)
base_url = settings.MULTICLOUD_PREFIX
extra_headers = {'X-Auth-Token': token}
ret = _call_req(base_url, "", "", 0, vserver_api_url, "GET", extra_headers, "")
if ret[0] > 0 or ret[1] is None:
logger.critical("call url %s failed with status %s" % (vserver_api_url, ret[0]))
return None
server_resp = json.JSONDecoder().decode(ret[1])
# find out the server wanted
for s in server_resp.get("servers", []):
if s["name"] == server_name:
server_id = s["id"]
break
if server_id is None:
logger.warn("source %s cannot be found under tenant id %s "
% (server_name, tenant_id))
return None
#m.c. proxied OpenStack API
api_url_fmt = "/{f_vim_id}/compute/v2.1/{f_tenant_id}/servers/{f_server_id}"
api_url = api_url_fmt.format(
f_vim_id=vimid, f_tenant_id=tenant_id, f_server_id=server_id)
backlog = {
"backlog_uuid":str(uuid.uuid3(uuid.NAMESPACE_URL,
str("%s-%s-%s"%(vimid, tenant_id,server_id)))),
"tenant_id": tenant_id,
"server_id": server_id,
"api_method": "GET",
"api_link": api_url,
}
backlog.update(backlog_input)
except Exception as e:
logger.error("exception:%s" % str(e))
return None
logger.info("return")
logger.debug("with backlog: %s" % backlog)
return backlog
### process backlog with domain:"fault", type:"vm"
def processBacklog_fault_vm(vesAgentConfig, vesAgentState, oneBacklog):
logger.debug("vesAgentConfig:%s, vesAgentState:%s, oneBacklog: %s"
% (vesAgentConfig, vesAgentState, oneBacklog))
try:
vimid = vesAgentConfig["vimid"]
tenant_name = oneBacklog["tenant"]
# get token
auth_api_url_format = "/{f_vim_id}/identity/v2.0/tokens"
auth_api_url = auth_api_url_format.format(f_vim_id=vimid)
auth_api_data = { "auth":{"tenantName": tenant_name} }
base_url = settings.MULTICLOUD_PREFIX
extra_headers = ''
logger.debug("authenticate with url:%s" % auth_api_url)
ret = _call_req(base_url, "", "", 0, auth_api_url, "POST", extra_headers, json.dumps(auth_api_data))
if ret[0] > 0 or ret[1] is None:
logger.critical("call url %s failed with status %s" % (auth_api_url, ret[0]))
token_resp = json.JSONDecoder().decode(ret[1])
logger.debug("authenticate resp: %s" % token_resp)
token = token_resp["access"]["token"]["id"]
# collect data by issue API
api_link = oneBacklog["api_link"]
method = oneBacklog["api_method"]
base_url = settings.MULTICLOUD_PREFIX
data = ''
extra_headers = {'X-Auth-Token': token}
#which one is correct? extra_headers = {'HTTP_X_AUTH_TOKEN': token}
logger.debug("authenticate with url:%s, header:%s" % (auth_api_url,extra_headers))
ret = _call_req(base_url, "", "", 0, api_link, method, extra_headers, data)
if ret[0] > 0 or ret[1] is None:
logger.critical("call url %s failed with status %s" % (api_link, ret[0]))
server_resp = json.JSONDecoder().decode(ret[1])
logger.debug("collected data: %s" % server_resp)
# encode data
backlog_uuid = oneBacklog.get("backlog_uuid", None)
backlogState = vesAgentState.get("%s" % (backlog_uuid), None)
last_event = backlogState.get("last_event", None)
logger.debug("last event: %s" % last_event)
this_event = data2event_fault_vm(oneBacklog, last_event, server_resp)
if this_event is not None:
logger.debug("this event: %s" % this_event)
# report data to VES
ves_subscription = vesAgentConfig.get("subscription", None)
publishAnyEventToVES(ves_subscription, this_event)
# store the latest data into cache, never expire
backlogState["last_event"] = this_event
except Exception as e:
logger.error("exception:%s" % str(e))
return
logger.info("return")
return
def data2event_fault_vm(oneBacklog, last_event, vm_data):
this_event = {}
return this_event
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