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#!/usr/bin/env python
##############################################################################
# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
import subprocess
import errno
from utils.logger import Logger
from utils.parser import Parser as config
import utils.infra_setup.heat.manager as utils
LOG = Logger(__name__).getLogger()
def _prepare_env_daemon():
installer_ip = os.environ.get('INSTALLER_IP', 'undefined')
installer_type = os.environ.get('INSTALLER_TYPE', 'undefined')
rc_file = config.bottlenecks_config["rc_dir"]
_get_remote_rc_file(rc_file, installer_ip, installer_type)
_source_file(rc_file)
# _append_external_network(rc_file)
# update the external_network
# _source_file(rc_file)
def _get_remote_rc_file(rc_file, installer_ip, installer_type):
RELENG_DIR = config.bottlenecks_config["releng_dir"]
OS_FETCH_SCRIPT = config.bottlenecks_config["fetch_os"]
os_fetch_script = os.path.join(RELENG_DIR, OS_FETCH_SCRIPT)
try:
cmd = [os_fetch_script, '-d', rc_file, '-i', installer_type,
'-a', installer_ip]
p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
p.communicate()[0]
if p.returncode != 0:
LOG.debug('Failed to fetch credentials from installer')
except OSError as e:
if e.errno != errno.EEXIST:
raise
def _source_file(rc_file):
p = subprocess.Popen(". %s; env" % rc_file, stdout=subprocess.PIPE,
shell=True)
output = p.communicate()[0]
env = dict((line.split('=', 1) for line in output.splitlines()))
os.environ.update(env)
return env
def _append_external_network(rc_file):
neutron_client = utils._get_neutron_client()
networks = neutron_client.list_networks()['networks']
try:
ext_network = next(n['name'] for n in networks if n['router:external'])
except StopIteration:
LOG.warning("Can't find external network")
else:
cmd = 'export EXTERNAL_NETWORK=%s' % ext_network
try:
with open(rc_file, 'a') as f:
f.write(cmd + '\n')
except OSError as e:
if e.errno != errno.EEXIST:
raise
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