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# vi: ts=4 expandtab
#
# Copyright (C) 2011 Canonical Ltd.
#
# Author: Scott Moser <scott.moser@canonical.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
import subprocess
import traceback
def handle(name,cfg,cloud,log,args):
if len(args) != 0:
resize_root = False
if str(value).lower() in [ 'true', '1', 'on', 'yes']:
resize_root = True
else:
resize_root = util.get_cfg_option_bool(cfg,"resize_rootfs",False)
if not resize_root: return
log.debug("resizing root filesystem on first boot")
cmd = ['blkid', '-sTYPE', '-ovalue', '/dev/root']
try:
(fstype,err) = util.subp(cmd)
except Exception, e:
log.warn("Failed to get filesystem type via %s" % cmd)
raise
if fstype.startswith("ext"):
resize_cmd = [ 'resize2fs', '/dev/root' ]
elif fstype == "xfs":
resize_cmd = [ 'xfs_growfs', '/dev/root' ]
else:
log.debug("not resizing unknown filesystem %s" % fstype)
return
try:
(out,err) = util.subp(resize_cmd)
except Exception, e:
log.warn("Failed to resize filesystem (%s,%s)" % cmd)
raise
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