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Diffstat (limited to 'cloudinit/config/cc_mcollective.py')
| -rw-r--r-- | cloudinit/config/cc_mcollective.py | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/cloudinit/config/cc_mcollective.py b/cloudinit/config/cc_mcollective.py new file mode 100644 index 00000000..4cec6494 --- /dev/null +++ b/cloudinit/config/cc_mcollective.py @@ -0,0 +1,97 @@ +# vi: ts=4 expandtab +# +# Copyright (C) 2009-2011 Canonical Ltd. +# Copyright (C) 2012 Hewlett-Packard Development Company, L.P. +# +# Author: Marc Cluet <marc.cluet@canonical.com> +# Based on code by Scott Moser <scott.moser@canonical.com> +# Author: Juerg Haefliger <juerg.haefliger@hp.com> +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 3, as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +from StringIO import StringIO + +from cloudinit import helpers +from cloudinit import util + +PUBCERT_FILE = "/etc/mcollective/ssl/server-public.pem" +PRICERT_FILE = "/etc/mcollective/ssl/server-private.pem" + + +def handle(name, cfg, cloud, log, _args): + + # If there isn't a mcollective key in the configuration don't do anything + if 'mcollective' not in cfg: + log.debug(("Skipping transform named %s, " + "no 'mcollective' key in configuration"), name) + return + + mcollective_cfg = cfg['mcollective'] + + # Start by installing the mcollective package ... + cloud.distro.install_packages(("mcollective",)) + + # ... and then update the mcollective configuration + if 'conf' in mcollective_cfg: + # Create object for reading server.cfg values + mcollective_config = helpers.DefaultingConfigParser() + # Read server.cfg values from original file in order to be able to mix + # the rest up + server_cfg_fn = cloud.paths.join(True, '/etc/mcollective/server.cfg') + old_contents = util.load_file(server_cfg_fn) + # It doesn't contain any sections so just add one temporarily + # Use a hash id based off the contents, + # just incase of conflicts... (try to not have any...) + # This is so that an error won't occur when reading (and no + # sections exist in the file) + section_tpl = "[nullsection_%s]" + attempts = 0 + section_head = section_tpl % (attempts) + while old_contents.find(section_head) != -1: + attempts += 1 + section_head = section_tpl % (attempts) + sectioned_contents = "%s\n%s" % (section_head, old_contents) + mcollective_config.readfp(StringIO(sectioned_contents), + filename=server_cfg_fn) + for (cfg_name, cfg) in mcollective_cfg['conf'].iteritems(): + if cfg_name == 'public-cert': + pubcert_fn = cloud.paths.join(True, PUBCERT_FILE) + util.write_file(pubcert_fn, cfg, mode=0644) + mcollective_config.set(cfg_name, + 'plugin.ssl_server_public', pubcert_fn) + mcollective_config.set(cfg_name, 'securityprovider', 'ssl') + elif cfg_name == 'private-cert': + pricert_fn = cloud.paths.join(True, PRICERT_FILE) + util.write_file(pricert_fn, cfg, mode=0600) + mcollective_config.set(cfg_name, + 'plugin.ssl_server_private', pricert_fn) + mcollective_config.set(cfg_name, 'securityprovider', 'ssl') + else: + # Iterate throug the config items, we'll use ConfigParser.set + # to overwrite or create new items as needed + for (o, v) in cfg.iteritems(): + mcollective_config.set(cfg_name, o, v) + # We got all our config as wanted we'll rename + # the previous server.cfg and create our new one + old_fn = "%s.old" % (server_cfg_fn) + util.rename(server_cfg_fn, old_fn) + # Now we got the whole file, write to disk except the section + # we added so that config parser won't error out when trying to read. + # Note below, that we've just used ConfigParser because it generally + # works. Below, we remove the initial 'nullsection' header. + contents = mcollective_config.stringify() + contents = contents.replace("%s\n" % (section_head), "") + util.write_file(server_cfg_fn, contents, mode=0644) + + # Start mcollective + util.subp(['service', 'mcollective', 'start'], capture=False) |