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authorJoshua Harlow <harlowja@yahoo-inc.com>2012-06-07 12:42:38 -0700
committerJoshua Harlow <harlowja@yahoo-inc.com>2012-06-07 12:42:38 -0700
commit8900f9cba622eeaf3810003c5a6ff7522312277b (patch)
tree96dd5295a29c69eabfede0630f697325149926f3 /cloudinit/CloudConfig/cc_update_etc_hosts.py
parent87ebd91af8c230b8f1deed8e734297e40397eea0 (diff)
downloadvyos-cloud-init-8900f9cba622eeaf3810003c5a6ff7522312277b.tar.gz
vyos-cloud-init-8900f9cba622eeaf3810003c5a6ff7522312277b.zip
1. Adding some new helper files that split off file inclusion, templating, importing, constant usage.
1. Move all datasources to a new sources directory 1. Rename some files to be more consistent with python file/module naming.
Diffstat (limited to 'cloudinit/CloudConfig/cc_update_etc_hosts.py')
-rw-r--r--cloudinit/CloudConfig/cc_update_etc_hosts.py87
1 files changed, 0 insertions, 87 deletions
diff --git a/cloudinit/CloudConfig/cc_update_etc_hosts.py b/cloudinit/CloudConfig/cc_update_etc_hosts.py
deleted file mode 100644
index 6ad2fca8..00000000
--- a/cloudinit/CloudConfig/cc_update_etc_hosts.py
+++ /dev/null
@@ -1,87 +0,0 @@
-# vi: ts=4 expandtab
-#
-# Copyright (C) 2011 Canonical Ltd.
-# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
-#
-# Author: 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/>.
-
-import cloudinit.util as util
-from cloudinit.CloudConfig import per_always
-import StringIO
-
-frequency = per_always
-
-
-def handle(_name, cfg, cloud, log, _args):
- (hostname, fqdn) = util.get_hostname_fqdn(cfg, cloud)
-
- manage_hosts = util.get_cfg_option_str(cfg, "manage_etc_hosts", False)
- if manage_hosts in ("True", "true", True, "template"):
- # render from template file
- try:
- if not hostname:
- log.info("manage_etc_hosts was set, but no hostname found")
- return
-
- util.render_to_file('hosts', '/etc/hosts',
- {'hostname': hostname, 'fqdn': fqdn})
- except Exception:
- log.warn("failed to update /etc/hosts")
- raise
- elif manage_hosts == "localhost":
- log.debug("managing 127.0.1.1 in /etc/hosts")
- update_etc_hosts(hostname, fqdn, log)
- return
- else:
- if manage_hosts not in ("False", False):
- log.warn("Unknown value for manage_etc_hosts. Assuming False")
- else:
- log.debug("not managing /etc/hosts")
-
-
-def update_etc_hosts(hostname, fqdn, _log):
- with open('/etc/hosts', 'r') as etchosts:
- header = "# Added by cloud-init\n"
- hosts_line = "127.0.1.1\t%s %s\n" % (fqdn, hostname)
- need_write = False
- need_change = True
- new_etchosts = StringIO.StringIO()
- for line in etchosts:
- split_line = [s.strip() for s in line.split()]
- if len(split_line) < 2:
- new_etchosts.write(line)
- continue
- if line == header:
- continue
- ip, hosts = split_line[0], split_line[1:]
- if ip == "127.0.1.1":
- if sorted([hostname, fqdn]) == sorted(hosts):
- need_change = False
- if need_change == True:
- line = "%s%s" % (header, hosts_line)
- need_change = False
- need_write = True
- new_etchosts.write(line)
- etchosts.close()
- if need_change == True:
- new_etchosts.write("%s%s" % (header, hosts_line))
- need_write = True
- if need_write == True:
- new_etcfile = open('/etc/hosts', 'wb')
- new_etcfile.write(new_etchosts.getvalue())
- new_etcfile.close()
- new_etchosts.close()
- return