# vi: ts=4 expandtab # # Copyright (C) 2011 Canonical Ltd. # Copyright (C) 2012 Hewlett-Packard Development Company, L.P. # # Author: Scott Moser # Author: Juerg Haefliger # # 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 . import os from StringIO import StringIO from configobj import ConfigObj from cloudinit import util from cloudinit.settings import PER_INSTANCE frequency = PER_INSTANCE LSC_CLIENT_CFG_FILE = "/etc/landscape/client.conf" LS_DEFAULT_FILE = "/etc/default/landscape-client" distros = ['ubuntu'] # defaults taken from stock client.conf in landscape-client 11.07.1.1-0ubuntu2 LSC_BUILTIN_CFG = { 'client': { 'log_level': "info", 'url': "https://landscape.canonical.com/message-system", 'ping_url': "http://landscape.canonical.com/ping", 'data_path': "/var/lib/landscape/client", } } def handle(_name, cfg, cloud, log, _args): """ Basically turn a top level 'landscape' entry with a 'client' dict and render it to ConfigObj format under '[client]' section in /etc/landscape/client.conf """ ls_cloudcfg = cfg.get("landscape", {}) if not isinstance(ls_cloudcfg, (dict)): raise RuntimeError(("'landscape' key existed in config," " but not a dictionary type," " is a %s instead"), util.obj_name(ls_cloudcfg)) if not ls_cloudcfg: return cloud.distro.install_packages(["landscape-client"]) merge_data = [ LSC_BUILTIN_CFG, LSC_CLIENT_CFG_FILE, ls_cloudcfg, ] merged = merge_together(merge_data) contents = StringIO() merged.write(contents) util.ensure_dir(os.path.dirname(LSC_CLIENT_CFG_FILE)) util.write_file(LSC_CLIENT_CFG_FILE, contents.getvalue()) log.debug("Wrote landscape config file to %s", LSC_CLIENT_CFG_FILE) util.write_file(LS_DEFAULT_FILE, "RUN=1\n") util.subp(["service", "landscape-client", "restart"]) def merge_together(objs): """ merge together ConfigObj objects or things that ConfigObj() will take in later entries override earlier """ cfg = ConfigObj({}) for obj in objs: if not obj: continue if isinstance(obj, ConfigObj): cfg.merge(obj) else: cfg.merge(ConfigObj(obj)) return cfg