111 lines
3.0 KiB
Python
Executable File
111 lines
3.0 KiB
Python
Executable File
#!/usr/bin/python
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# vi: ts=4 expandtab
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#
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# Copyright (C) 2009-2010 Canonical Ltd.
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#
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# Author: Scott Moser <scott.moser@canonical.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 subprocess
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import sys
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import cloudinit
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import cloudinit.util as util
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import time
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import logging
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def warn(str):
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sys.stderr.write(str)
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def main():
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now = time.strftime("%a, %d %b %Y %H:%M:%S %z")
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try:
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uptimef=open("/proc/uptime")
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uptime=uptimef.read().split(" ")[0]
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uptimef.close()
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except IOError as e:
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warn("unable to open /proc/uptime\n")
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uptime = "na"
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msg = "cloud-init running: %s. up %s seconds" % (now, uptime)
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sys.stderr.write(msg + "\n")
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sys.stderr.flush()
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cloudinit.logging_set_from_cfg_file()
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log = logging.getLogger()
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log.info(msg)
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# cache is not instance specific, so it has to be purged
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cloudinit.purge_cache()
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cloud = cloudinit.CloudInit()
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try:
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cloud.get_data_source()
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except Exception as e:
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print e
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sys.stderr.write("Failed to get instance data\n")
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sys.exit(1)
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# store the metadata
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cloud.update_cache()
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# parse the user data (ec2-run-userdata.py)
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try:
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cloud.sem_and_run("consume_userdata", "once-per-instance",
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cloud.consume_userdata,[],False)
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except:
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warn("consuming user data failed!\n")
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raise
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try:
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hostname = cloud.get_hostname()
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cloud.sem_and_run("set_hostname", "once-per-instance",
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set_hostname, [ hostname ], False)
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except:
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warn("failed to set hostname\n")
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#print "user data is:" + cloud.get_user_data()
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# set the defaults (like what ec2-set-defaults.py did)
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try:
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cloud.sem_and_run("set_defaults", "once-per-instance",
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set_defaults,[ cloud ],False)
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except:
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warn("failed to set defaults\n")
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# finish, send the cloud-config event
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cloud.initctl_emit()
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sys.exit(0)
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def set_defaults(cloud):
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apply_locale(cloud.get_locale())
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def apply_locale(locale):
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subprocess.Popen(['locale-gen', locale]).communicate()
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subprocess.Popen(['update-locale', locale]).communicate()
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util.render_to_file('default-locale', '/etc/default/locale', \
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{ 'locale' : locale })
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def set_hostname(hostname):
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subprocess.Popen(['hostname', hostname]).communicate()
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f=open("/etc/hostname","wb")
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f.write("%s\n" % hostname)
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f.close()
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if __name__ == '__main__':
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main()
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