100 lines
2.9 KiB
Python
100 lines
2.9 KiB
Python
# vi: ts=4 expandtab
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#
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# Copyright (C) 2011 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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from cloudinit.CloudConfig import per_instance
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import cloudinit.util as util
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from time import sleep
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frequency = per_instance
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post_list_all = [ 'pub_key_dsa', 'pub_key_rsa', 'instance_id', 'hostname' ]
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# phone_home:
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# url: http://my.foo.bar/$INSTANCE/
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# post: all
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# tries: 10
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#
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# phone_home:
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# url: http://my.foo.bar/$INSTANCE_ID/
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# post: [ pub_key_dsa, pub_key_rsa, instance_id
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#
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def handle(name,cfg,cloud,log,args):
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if len(args) != 0:
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ph_cfg = util.readconf(args[0])
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else:
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if not 'phone_home' in cfg: return
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ph_cfg = cfg['phone_home']
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if 'url' not in ph_cfg:
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log.warn("no 'url' token in phone_home")
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return
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url = ph_cfg['url']
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post_list = ph_cfg.get('post', 'all')
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tries = ph_cfg.get('tries',10)
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try:
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tries = int(tries)
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except:
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log.warn("tries is not an integer. using 10")
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tries = 10
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if post_list == "all":
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post_list = post_list_all
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all_keys = { }
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all_keys['instance_id'] = cloud.get_instance_id()
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all_keys['hostname'] = cloud.get_hostname()
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pubkeys = {
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'pub_key_dsa': '/etc/ssh/ssh_host_dsa_key.pub',
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'pub_key_rsa': '/etc/ssh/ssh_host_rsa_key.pub',
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}
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for n, path in pubkeys.iteritems():
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try:
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fp = open(path, "rb")
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all_keys[n] = fp.read()
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all_keys[n]
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fp.close()
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except:
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log.warn("%s: failed to open in phone_home" % path)
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submit_keys = { }
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for k in post_list:
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if k in all_keys:
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submit_keys[k] = all_keys[k]
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else:
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submit_keys[k] = "N/A"
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log.warn("requested key %s from 'post' list not available")
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url = util.render_string(url, { 'INSTANCE_ID' : all_keys['instance_id'] })
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last_e = None
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for i in range(0,tries):
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try:
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util.readurl(url, submit_keys)
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log.debug("succeeded submit to %s on try %i" % (url, i+1))
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return
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except Exception as e:
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log.debug("failed to post to %s on try %i" % (url, i+1))
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last_e = e
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sleep(3)
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log.warn("failed to post to %s in %i tries" % (url, tries))
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if last_e: raise(last_e)
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return
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