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