cloud-init/cloudinit/config/cc_ssh_import_id.py
Joshua Harlow e2959f8155 Add a comment as to why distros can't be
imported without being renamed due to 
previous usage of the attribute 'distros'
2012-09-28 14:06:22 -07:00

101 lines
3.0 KiB
Python

# vi: ts=4 expandtab
#
# Copyright (C) 2009-2010 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/>.
# Ensure this is aliased to a name not 'distros'
# since the module attribute 'distros'
# is a list of distros that are supported, not a sub-module
from cloudinit import distros as ds
from cloudinit import util
import pwd
# The ssh-import-id only seems to exist on ubuntu (for now)
# https://launchpad.net/ssh-import-id
distros = ['ubuntu']
def handle(_name, cfg, cloud, log, args):
# import for "user: XXXXX"
if len(args) != 0:
user = args[0]
ids = []
if len(args) > 1:
ids = args[1:]
import_ssh_ids(ids, user, log)
return
# import for cloudinit created users
(users, _groups) = ds.normalize_users_groups(cfg, cloud.distro)
elist = []
for (user, user_cfg) in users.items():
import_ids = []
if user_cfg['default']:
import_ids = util.get_cfg_option_list(cfg, "ssh_import_id", [])
else:
try:
import_ids = user_cfg['ssh_import_id']
except:
log.debug("User %s is not configured for ssh_import_id", user)
continue
try:
import_ids = util.uniq_merge(import_ids)
import_ids = [str(i) for i in import_ids]
except:
log.debug("User %s is not correctly configured for ssh_import_id",
user)
continue
if not len(import_ids):
continue
try:
import_ssh_ids(import_ids, user, log)
except Exception as exc:
util.logexc(log, "ssh-import-id failed for: %s %s" %
(user, import_ids), exc)
elist.append(exc)
if len(elist):
raise elist[0]
def import_ssh_ids(ids, user, log):
if not (user and ids):
log.debug("empty user(%s) or ids(%s). not importing", user, ids)
return
try:
_check = pwd.getpwnam(user)
except KeyError as exc:
raise exc
cmd = ["sudo", "-Hu", user, "ssh-import-id"] + ids
log.debug("Importing ssh ids for user %s.", user)
try:
util.subp(cmd, capture=False)
except util.ProcessExecutionError as exc:
util.logexc(log, "Failed to run command to import %s ssh ids", user)
raise exc