/usr/lib/python2.7/dist-packages/cloudinit/distros/rhel_util.py is in cloud-init 0.7.6~bzr976-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | # vi: ts=4 expandtab
#
# Copyright (C) 2012 Canonical Ltd.
# Copyright (C) 2012, 2013 Hewlett-Packard Development Company, L.P.
# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
# Author: Joshua Harlow <harlowja@yahoo-inc.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 cloudinit.distros.parsers.resolv_conf import ResolvConf
from cloudinit.distros.parsers.sys_conf import SysConf
from cloudinit import log as logging
from cloudinit import util
LOG = logging.getLogger(__name__)
# Helper function to update a RHEL/SUSE /etc/sysconfig/* file
def update_sysconfig_file(fn, adjustments, allow_empty=False):
if not adjustments:
return
(exists, contents) = read_sysconfig_file(fn)
updated_am = 0
for (k, v) in adjustments.items():
if v is None:
continue
v = str(v)
if len(v) == 0 and not allow_empty:
continue
contents[k] = v
updated_am += 1
if updated_am:
lines = [
str(contents),
]
if not exists:
lines.insert(0, util.make_header())
util.write_file(fn, "\n".join(lines) + "\n", 0644)
# Helper function to read a RHEL/SUSE /etc/sysconfig/* file
def read_sysconfig_file(fn):
exists = False
try:
contents = util.load_file(fn).splitlines()
exists = True
except IOError:
contents = []
return (exists, SysConf(contents))
# Helper function to update RHEL/SUSE /etc/resolv.conf
def update_resolve_conf_file(fn, dns_servers, search_servers):
try:
r_conf = ResolvConf(util.load_file(fn))
r_conf.parse()
except IOError:
util.logexc(LOG, "Failed at parsing %s reverting to an empty "
"instance", fn)
r_conf = ResolvConf('')
r_conf.parse()
if dns_servers:
for s in dns_servers:
try:
r_conf.add_nameserver(s)
except ValueError:
util.logexc(LOG, "Failed at adding nameserver %s", s)
if search_servers:
for s in search_servers:
try:
r_conf.add_search_domain(s)
except ValueError:
util.logexc(LOG, "Failed at adding search domain %s", s)
util.write_file(fn, str(r_conf), 0644)
|