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Diffstat (limited to 'cloudinit/config/cc_resolv_conf.py')
| -rw-r--r-- | cloudinit/config/cc_resolv_conf.py | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/cloudinit/config/cc_resolv_conf.py b/cloudinit/config/cc_resolv_conf.py deleted file mode 100644 index 71d9e3a7..00000000 --- a/cloudinit/config/cc_resolv_conf.py +++ /dev/null @@ -1,116 +0,0 @@ -# vi: ts=4 expandtab -# -# Copyright (C) 2013 Craig Tracey -# Copyright (C) 2013 Hewlett-Packard Development Company, L.P. -# -# Author: Craig Tracey <craigtracey@gmail.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/>. - -# Note: -# This module is intended to manage resolv.conf in environments where -# early configuration of resolv.conf is necessary for further -# bootstrapping and/or where configuration management such as puppet or -# chef own dns configuration. As Debian/Ubuntu will, by default, utilize -# resovlconf, and similarly RedHat will use sysconfig, this module is -# likely to be of little use unless those are configured correctly. -# -# For RedHat with sysconfig, be sure to set PEERDNS=no for all DHCP -# enabled NICs. And, in Ubuntu/Debian it is recommended that DNS -# be configured via the standard /etc/network/interfaces configuration -# file. -# -# -# Usage Example: -# -# #cloud-config -# manage_resolv_conf: true -# -# resolv_conf: -# nameservers: ['8.8.4.4', '8.8.8.8'] -# searchdomains: -# - foo.example.com -# - bar.example.com -# domain: example.com -# options: -# rotate: true -# timeout: 1 -# - - -from cloudinit import log as logging -from cloudinit.settings import PER_INSTANCE -from cloudinit import templater -from cloudinit import util - -LOG = logging.getLogger(__name__) - -frequency = PER_INSTANCE - -distros = ['fedora', 'rhel', 'sles'] - - -def generate_resolv_conf(template_fn, params, target_fname="/etc/resolv.conf"): - flags = [] - false_flags = [] - - if 'options' in params: - for key, val in params['options'].items(): - if isinstance(val, bool): - if val: - flags.append(key) - else: - false_flags.append(key) - - for flag in flags + false_flags: - del params['options'][flag] - - if not params.get('options'): - params['options'] = {} - - params['flags'] = flags - LOG.debug("Writing resolv.conf from template %s" % template_fn) - templater.render_to_file(template_fn, target_fname, params) - - -def handle(name, cfg, cloud, log, _args): - """ - Handler for resolv.conf - - @param name: The module name "resolv-conf" from cloud.cfg - @param cfg: A nested dict containing the entire cloud config contents. - @param cloud: The L{CloudInit} object in use. - @param log: Pre-initialized Python logger object to use for logging. - @param args: Any module arguments from cloud.cfg - """ - if "manage_resolv_conf" not in cfg: - log.debug(("Skipping module named %s," - " no 'manage_resolv_conf' key in configuration"), name) - return - - if not util.get_cfg_option_bool(cfg, "manage_resolv_conf", False): - log.debug(("Skipping module named %s," - " 'manage_resolv_conf' present but set to False"), name) - return - - if "resolv_conf" not in cfg: - log.warn("manage_resolv_conf True but no parameters provided!") - - template_fn = cloud.get_template_filename('resolv.conf') - if not template_fn: - log.warn("No template found, not rendering /etc/resolv.conf") - return - - generate_resolv_conf(template_fn=template_fn, params=cfg["resolv_conf"]) - return |