ansible/library/files/stat
2014-03-11 22:50:05 -04:00

152 lines
4.2 KiB
Python

#!/usr/bin/python
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
DOCUMENTATION = '''
---
module: stat
version_added: "1.3"
short_description: retrieve file or file system status
description:
- Retrieves facts for a file similar to the linux/unix 'stat' command.
options:
path:
description:
- The full path of the file/object to get the facts of
required: true
default: null
aliases: []
follow:
description:
- Whether to follow symlinks
required: false
default: no
aliases: []
get_md5:
description:
- Whether to return the md5 sum of the file
required: false
default: yes
aliases: []
author: Bruce Pennypacker
'''
EXAMPLES = '''
# Obtain the stats of /etc/foo.conf, and check that the file still belongs
# to 'root'. Fail otherwise.
- stat: path=/etc/foo.conf
register: st
- fail: msg="Whoops! file ownership has changed"
when: st.stat.pw_name != 'root'
# Determine if a path exists and is a directory. Note we need to test
# both that p.stat.isdir actually exists, and also that it's set to true.
- stat: path=/path/to/something
register: p
- debug: msg="Path exists and is a directory"
when: p.stat.isdir is defined and p.stat.isdir == true
# Don't do md5 checksum
- stat: path=/path/to/myhugefile get_md5=no
'''
import os
import sys
from stat import *
import pwd
def main():
module = AnsibleModule(
argument_spec = dict(
path = dict(required=True),
follow = dict(default='no', type='bool'),
get_md5 = dict(default='yes', type='bool')
),
supports_check_mode = True
)
path = module.params.get('path')
path = os.path.expanduser(path)
follow = module.params.get('follow')
get_md5 = module.params.get('get_md5')
try:
if follow:
st = os.stat(path)
else:
st = os.lstat(path)
except OSError, e:
if e.errno == errno.ENOENT:
d = { 'exists' : False }
module.exit_json(changed=False, stat=d)
module.fail_json(msg = e.strerror)
mode = st.st_mode
# back to ansible
d = {
'exists' : True,
'mode' : "%04o" % S_IMODE(mode),
'isdir' : S_ISDIR(mode),
'ischr' : S_ISCHR(mode),
'isblk' : S_ISBLK(mode),
'isreg' : S_ISREG(mode),
'isfifo' : S_ISFIFO(mode),
'islnk' : S_ISLNK(mode),
'issock' : S_ISSOCK(mode),
'uid' : st.st_uid,
'gid' : st.st_gid,
'size' : st.st_size,
'inode' : st.st_ino,
'dev' : st.st_dev,
'nlink' : st.st_nlink,
'atime' : st.st_atime,
'mtime' : st.st_mtime,
'ctime' : st.st_ctime,
'wusr' : bool(mode & stat.S_IWUSR),
'rusr' : bool(mode & stat.S_IRUSR),
'xusr' : bool(mode & stat.S_IXUSR),
'wgrp' : bool(mode & stat.S_IWGRP),
'rgrp' : bool(mode & stat.S_IRGRP),
'xgrp' : bool(mode & stat.S_IXGRP),
'woth' : bool(mode & stat.S_IWOTH),
'roth' : bool(mode & stat.S_IROTH),
'xoth' : bool(mode & stat.S_IXOTH),
'isuid' : bool(mode & stat.S_ISUID),
'isgid' : bool(mode & stat.S_ISGID),
}
if S_ISLNK(mode):
d['lnk_source'] = os.path.realpath(path)
if S_ISREG(mode) and get_md5 and os.access(path,os.R_OK):
d['md5'] = module.md5(path)
try:
pw = pwd.getpwuid(st.st_uid)
d['pw_name'] = pw.pw_name
except:
pass
module.exit_json(changed=False, stat=d)
# import module snippets
from ansible.module_utils.basic import *
main()