70 lines
2.2 KiB
Python
70 lines
2.2 KiB
Python
# vi: ts=4 expandtab
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#
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# Copyright (C) 2009-2011 Canonical Ltd.
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# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
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#
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# Author: Scott Moser <scott.moser@canonical.com>
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# Author: Juerg Haefliger <juerg.haefliger@hp.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 3, as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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from cloudinit.settings import PER_ALWAYS
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from cloudinit import log as logging
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from cloudinit import util
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frequency = PER_ALWAYS
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distros = ['ubuntu', 'debian']
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LOG = logging.getLogger(__name__)
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def is_upstart_system():
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if not os.path.isfile("/sbin/initctl"):
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LOG.debug("no /sbin/initctl located")
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return False
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myenv = os.environ.copy()
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if 'UPSTART_SESSION' in myenv:
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del myenv['UPSTART_SESSION']
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check_cmd = ['initctl', 'version']
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try:
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(out, err) = util.subp(check_cmd, env=myenv)
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return 'upstart' in out
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except util.ProcessExecutionError as e:
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LOG.debug("'%s' returned '%s', not using upstart",
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' '.join(check_cmd), e.exit_code)
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return False
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def handle(name, _cfg, cloud, log, args):
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event_names = args
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if not event_names:
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# Default to the 'cloud-config'
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# event for backwards compat.
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event_names = ['cloud-config']
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if not is_upstart_system():
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log.debug("not upstart system, '%s' disabled")
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return
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cfgpath = cloud.paths.get_ipath_cur("cloud_config")
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for n in event_names:
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cmd = ['initctl', 'emit', str(n), 'CLOUD_CFG=%s' % cfgpath]
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try:
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util.subp(cmd)
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except Exception as e:
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# TODO(harlowja), use log exception from utils??
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log.warn("Emission of upstart event %s failed due to: %s", n, e)
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