Standardizing the mount module
This commit is contained in:
Nikhil Singh
parent
3a2df329af
commit
483f7fd625
1 changed files with 105 additions and 136 deletions
127
library/mount
127
library/mount
|
|
@ -19,18 +19,6 @@
|
|||
# You should have received a copy of the GNU General Public License
|
||||
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
try:
|
||||
import json
|
||||
except ImportError:
|
||||
import simplejson as json
|
||||
import os
|
||||
import os.path
|
||||
import shlex
|
||||
import subprocess
|
||||
import sys
|
||||
import syslog
|
||||
|
||||
|
||||
#mount module - mount fs and define in fstab
|
||||
#usage:
|
||||
# mount name=mountpoint, src=device_to_be_mounted fstype=fstype opts=mount_opts, dump=0 passno=0 state=[present|absent|mounted|unmounted]
|
||||
|
|
@ -39,14 +27,6 @@ import syslog
|
|||
# mounted == add to fstab if not there and make sure it is mounted
|
||||
# unmounted == do not change fstab state, but unmount
|
||||
|
||||
def exit_json(rc=0, **kwargs):
|
||||
print json.dumps(kwargs)
|
||||
sys.exit(rc)
|
||||
|
||||
def fail_json(**kwargs):
|
||||
kwargs['failed'] = True
|
||||
exit_json(rc=1, **kwargs)
|
||||
|
||||
def write_fstab(lines, dest):
|
||||
|
||||
fs_w = open(dest, 'w')
|
||||
|
|
@ -59,10 +39,12 @@ def write_fstab(lines, dest):
|
|||
def set_mount(**kwargs):
|
||||
"set/change a mount point location in fstab"
|
||||
# kwargs: name, src, fstype, opts, dump, passno, state, fstab=/etc/fstab
|
||||
args = { 'opts':'defaults',
|
||||
args = {
|
||||
'opts': 'defaults',
|
||||
'dump': '0',
|
||||
'passno': '0',
|
||||
'fstab':'/etc/fstab' }
|
||||
'fstab': '/etc/fstab'
|
||||
}
|
||||
args.update(kwargs)
|
||||
|
||||
new_line = '%(src)s %(name)s %(fstype)s %(opts)s %(dump)s %(passno)s\n'
|
||||
|
|
@ -116,10 +98,12 @@ def set_mount(**kwargs):
|
|||
def unset_mount(**kwargs):
|
||||
"remove a mount point from fstab"
|
||||
# kwargs: name, src, fstype, opts, dump, passno, state, fstab=/etc/fstab
|
||||
args = { 'opts':'default',
|
||||
args = {
|
||||
'opts': 'default',
|
||||
'dump': '0',
|
||||
'passno': '0',
|
||||
'fstab':'/etc/fstab' }
|
||||
'fstab': '/etc/fstab'
|
||||
}
|
||||
args.update(kwargs)
|
||||
|
||||
to_write = []
|
||||
|
|
@ -166,10 +150,11 @@ def mount(**kwargs):
|
|||
if call.returncode == 0:
|
||||
return 0, ''
|
||||
else:
|
||||
return call.rc, out+err
|
||||
return call.returncode, out+err
|
||||
|
||||
def umount(**kwargs):
|
||||
"unmount a path"
|
||||
name = kwargs['name']
|
||||
cmd = ['/bin/umount', name]
|
||||
|
||||
call = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
||||
|
|
@ -177,59 +162,37 @@ def umount(**kwargs):
|
|||
if call.returncode == 0:
|
||||
return 0, ''
|
||||
else:
|
||||
return call.rc, out+err
|
||||
|
||||
argfile = sys.argv[1]
|
||||
args = open(argfile, 'r').read()
|
||||
items = shlex.split(args)
|
||||
syslog.openlog('ansible-%s' % os.path.basename(__file__))
|
||||
syslog.syslog(syslog.LOG_NOTICE, 'Invoked with %s' % args)
|
||||
|
||||
if not len(items):
|
||||
fail_json(msg='the module requires arguments -a')
|
||||
sys.exit(1)
|
||||
|
||||
params = {}
|
||||
for x in items:
|
||||
(k, v) = x.split("=",1)
|
||||
params[k] = v
|
||||
|
||||
state = params.get('state',None)
|
||||
name = params.get('name', None)
|
||||
opts = params.get('opts', None)
|
||||
passno = params.get('passno', None)
|
||||
dump = params.get('dump', None)
|
||||
src = params.get('src', None)
|
||||
fstype = params.get('fstype', None)
|
||||
fstab = params.get('fstab', None)
|
||||
|
||||
|
||||
if state not in [ 'present', 'absent', 'mounted', 'unmounted' ]:
|
||||
fail_json(msg='invalid state')
|
||||
|
||||
if not name:
|
||||
fail_json(msg='no name option given')
|
||||
|
||||
if not src:
|
||||
fail_json(msg='no src option given')
|
||||
|
||||
if not fstype:
|
||||
fail_json(msg='no fstype option given')
|
||||
return call.returncode, out+err
|
||||
|
||||
def main():
|
||||
module = AnsibleModule(
|
||||
argument_spec = dict(
|
||||
state = dict(required=True, choices=['present', 'absent', 'mounted', 'unmounted']),
|
||||
name = dict(required=True),
|
||||
opts = dict(default=None),
|
||||
passno = dict(default=None),
|
||||
dump = dict(default=None),
|
||||
src = dict(required=True),
|
||||
fstype = dict(required=True),
|
||||
fstab = dict(default=None)
|
||||
)
|
||||
)
|
||||
|
||||
changed = False
|
||||
rc = 0
|
||||
args = {'name':name,
|
||||
'src':src,
|
||||
'fstype':fstype }
|
||||
if passno is not None:
|
||||
args['passno'] = passno
|
||||
if opts is not None:
|
||||
args['opts'] = opts
|
||||
if dump is not None:
|
||||
args['dump'] = dump
|
||||
if fstab is not None:
|
||||
args['fstab'] = fstab
|
||||
args = {
|
||||
'name': module.params['name'],
|
||||
'src': module.params['src'],
|
||||
'fstype': module.params['fstype']
|
||||
}
|
||||
if module.params['passno'] is not None:
|
||||
args['passno'] = module.params['passno']
|
||||
if module.params['opts'] is not None:
|
||||
args['opts'] = module.params['opts']
|
||||
if module.params['dump'] is not None:
|
||||
args['dump'] = module.params['dump']
|
||||
if module.params['fstab'] is not None:
|
||||
args['fstab'] = module.params['fstab']
|
||||
|
||||
|
||||
# absent == remove from fstab and unmounted
|
||||
|
|
@ -237,7 +200,8 @@ if fstab is not None:
|
|||
# present == add to fstab, do not change mount state
|
||||
# mounted == add to fstab if not there and make sure it is mounted, if it has changed in fstab then remount it
|
||||
|
||||
|
||||
state = module.params['state']
|
||||
name = module.params['name']
|
||||
if state == 'absent':
|
||||
name, changed = unset_mount(**args)
|
||||
if changed:
|
||||
|
|
@ -252,7 +216,7 @@ if state == 'absent':
|
|||
except (OSError, IOError), e:
|
||||
fail_json(msg="Error rmdir %s: %s" % (name, str(e)))
|
||||
|
||||
exit_json(changed=changed, **args)
|
||||
module.exit_json(changed=changed, **args)
|
||||
|
||||
|
||||
if state == 'unmounted':
|
||||
|
|
@ -262,7 +226,7 @@ if state == 'unmounted':
|
|||
fail_json(msg="Error unmounting %s: %s" % (name, msg))
|
||||
changed = True
|
||||
|
||||
exit_json(changed=changed, **args)
|
||||
module.exit_json(changed=changed, **args)
|
||||
|
||||
|
||||
|
||||
|
|
@ -287,7 +251,12 @@ if state in ['mounted', 'present']:
|
|||
fail_json(msg="Error mounting %s: %s" % (name, msg))
|
||||
|
||||
|
||||
exit_json(changed=changed, **args)
|
||||
module.exit_json(changed=changed, **args)
|
||||
|
||||
fail_json(msg='Unexpected position reached')
|
||||
module.fail_json(msg='Unexpected position reached')
|
||||
sys.exit(0)
|
||||
|
||||
# this is magic, see lib/ansible/module_common.py
|
||||
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
|
||||
|
||||
main()
|
||||
|
|
|
|||
Loading…
Reference in a new issue