66039a8c21
Use opening context manager to open a file. Change-Id: I07ea2f163b101e9501ee54b1f5de924895b35e64
121 lines
3.6 KiB
Python
Executable File
121 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python
|
|
#
|
|
# 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 datetime
|
|
from distutils import version
|
|
import errno
|
|
import logging
|
|
import os
|
|
import re
|
|
import subprocess
|
|
import sys
|
|
|
|
import pkg_resources
|
|
|
|
|
|
VAR_PATH = '/var/lib/heat-cfntools'
|
|
LOG = logging.getLogger('heat-provision')
|
|
|
|
|
|
def chk_ci_version():
|
|
try:
|
|
v = version.LooseVersion(
|
|
pkg_resources.get_distribution('cloud-init').version)
|
|
return v >= version.LooseVersion('0.6.0')
|
|
except Exception:
|
|
pass
|
|
data = subprocess.Popen(['cloud-init', '--version'],
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.PIPE).communicate()
|
|
if data[0]:
|
|
raise Exception()
|
|
# data[1] has such format: 'cloud-init 0.7.5\n', need to parse version
|
|
v = re.split(' |\n', data[1])[1].split('.')
|
|
return tuple(v) >= tuple(['0', '6', '0'])
|
|
|
|
|
|
def init_logging():
|
|
LOG.setLevel(logging.INFO)
|
|
LOG.addHandler(logging.StreamHandler())
|
|
fh = logging.FileHandler("/var/log/heat-provision.log")
|
|
os.chmod(fh.baseFilename, int("600", 8))
|
|
LOG.addHandler(fh)
|
|
|
|
|
|
def call(args):
|
|
|
|
class LogStream(object):
|
|
|
|
def write(self, data):
|
|
LOG.info(data)
|
|
|
|
LOG.info('%s\n', ' '.join(args)) # noqa
|
|
try:
|
|
ls = LogStream()
|
|
p = subprocess.Popen(args, stdout=subprocess.PIPE,
|
|
stderr=subprocess.PIPE)
|
|
data = p.communicate()
|
|
if data:
|
|
for x in data:
|
|
ls.write(x)
|
|
except OSError:
|
|
ex_type, ex, tb = sys.exc_info()
|
|
if ex.errno == errno.ENOEXEC:
|
|
LOG.error('Userdata empty or not executable: %s', ex)
|
|
return os.EX_OK
|
|
else:
|
|
LOG.error('OS error running userdata: %s', ex)
|
|
return os.EX_OSERR
|
|
except Exception:
|
|
ex_type, ex, tb = sys.exc_info()
|
|
LOG.error('Unknown error running userdata: %s', ex)
|
|
return os.EX_SOFTWARE
|
|
return p.returncode
|
|
|
|
|
|
def main():
|
|
|
|
try:
|
|
if not chk_ci_version():
|
|
# pre 0.6.0 - user data executed via cloudinit, not this helper
|
|
LOG.error('Unable to log provisioning, need a newer version of '
|
|
'cloud-init')
|
|
return -1
|
|
except Exception:
|
|
LOG.warning('Can not determine the version of cloud-init. It is '
|
|
'possible to get errors while logging provisioning.')
|
|
|
|
userdata_path = os.path.join(VAR_PATH, 'cfn-userdata')
|
|
os.chmod(userdata_path, int("700", 8))
|
|
|
|
LOG.info('Provision began: %s', datetime.datetime.now())
|
|
returncode = call([userdata_path])
|
|
LOG.info('Provision done: %s', datetime.datetime.now())
|
|
if returncode:
|
|
return returncode
|
|
|
|
|
|
if __name__ == '__main__':
|
|
init_logging()
|
|
|
|
code = main()
|
|
if code:
|
|
LOG.error('Provision failed with exit code %s', code)
|
|
sys.exit(code)
|
|
|
|
provision_log = os.path.join(VAR_PATH, 'provision-finished')
|
|
# touch the file so it is timestamped with when finished
|
|
with open(provision_log, 'a'):
|
|
os.utime(provision_log, None)
|