mirror of
https://github.com/ansible-collections/community.general.git
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f6a09bc4c1
commit ea14bbfb52587bf5b97b5577c0439b01cb0b4836
Merge: 82819a9 285aaf8
Author: Michael DeHaan <michael.dehaan@gmail.com>
Date: Sun Jul 15 14:38:28 2012 -0400
Merge branch 'devel' of https://github.com/skvidal/ansible into skvidal_mount
commit 285aaf836c41de578bec4254624d6cabc2509f77
Merge: 634c117 32b6879
Author: Seth Vidal <skvidal@fedoraproject.org>
Date: Mon Jul 16 12:42:21 2012 -0400
Merge remote-tracking branch 'upstream/devel' into devel
* upstream/devel: (52 commits)
format fixes to make fetch more usable
...
commit 634c11748eb6aa8951a6dc4933858fbf9f2248de
Author: Seth Vidal <skvidal@fedoraproject.org>
Date: Thu Jul 12 01:16:00 2012 -0400
fix a bunch of small bugs in mount module - test with bind and local mounts
commit fcfd73de711f1927f265afe016c81265425d87fa
Author: Seth Vidal <skvidal@fedoraproject.org>
Date: Wed Jul 11 20:46:14 2012 -0400
fix some obvious bugs pointed out by #ansible
commit 13c308038370fbd06d89e2ba3c41f2accad568de
Author: Seth Vidal <skvidal@fedoraproject.org>
Date: Wed Jul 11 19:35:34 2012 -0400
mount/fstab editor
293 lines
7.9 KiB
Python
Executable file
293 lines
7.9 KiB
Python
Executable file
#!/usr/bin/python
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# (c) 2012, Red Hat, inc
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# Written by Seth Vidal
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# based on the mount modules from salt and puppet
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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try:
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import json
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except ImportError:
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import simplejson as json
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import os
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import os.path
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import shlex
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import subprocess
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import sys
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import syslog
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#mount module - mount fs and define in fstab
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#usage:
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# mount name=mountpoint, src=device_to_be_mounted fstype=fstype opts=mount_opts, dump=0 passno=0 state=[present|absent|mounted|unmounted]
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# absent == remove from fstab and unmounted
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# present == add to fstab, do not change mount state
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# mounted == add to fstab if not there and make sure it is mounted
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# unmounted == do not change fstab state, but unmount
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def exit_json(rc=0, **kwargs):
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print json.dumps(kwargs)
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sys.exit(rc)
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def fail_json(**kwargs):
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kwargs['failed'] = True
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exit_json(rc=1, **kwargs)
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def write_fstab(lines, dest):
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fs_w = open(dest, 'w')
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for l in lines:
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fs_w.write(l)
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fs_w.flush()
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fs_w.close()
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def set_mount(**kwargs):
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"set/change a mount point location in fstab"
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# kwargs: name, src, fstype, opts, dump, passno, state, fstab=/etc/fstab
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args = { 'opts':'defaults',
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'dump':'0',
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'passno':'0',
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'fstab':'/etc/fstab' }
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args.update(kwargs)
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new_line = '%(src)s %(name)s %(fstype)s %(opts)s %(dump)s %(passno)s\n'
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to_write = []
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exists = False
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changed = False
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for line in open(args['fstab'], 'r').readlines():
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if not line.strip():
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to_write.append(line)
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continue
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if line.strip().startswith('#'):
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to_write.append(line)
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continue
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if len(line.split()) != 6:
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# not sure what this is or why it is here
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# but it is not our fault so leave it be
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to_write.append(line)
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continue
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ld = {}
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ld['src'], ld['name'], ld['fstype'], ld['opts'], ld['dump'], ld['passno'] = line.split()
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if ld['name'] != args['name']:
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to_write.append(line)
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continue
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# it exists - now see if what we have is different
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exists = True
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for t in ('src', 'fstype','opts', 'dump', 'passno'):
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if ld[t] != args[t]:
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changed = True
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ld[t] = args[t]
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if changed:
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to_write.append(new_line % ld)
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else:
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to_write.append(line)
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if not exists:
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to_write.append(new_line % args)
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changed = True
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if changed:
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write_fstab(to_write, args['fstab'])
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return (args['name'], changed)
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def unset_mount(**kwargs):
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"remove a mount point from fstab"
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# kwargs: name, src, fstype, opts, dump, passno, state, fstab=/etc/fstab
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args = { 'opts':'default',
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'dump':'0',
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'passno':'0',
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'fstab':'/etc/fstab' }
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args.update(kwargs)
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to_write = []
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changed = False
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for line in open(args['fstab'], 'r').readlines():
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if not line.strip():
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to_write.append(line)
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continue
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if line.strip().startswith('#'):
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to_write.append(line)
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continue
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if len(line.split()) != 6:
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# not sure what this is or why it is here
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# but it is not our fault so leave it be
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to_write.append(line)
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continue
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ld = {}
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ld['src'], ld['name'], ld['fstype'], ld['opts'], ld['dump'], ld['passno'] = line.split()
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if ld['name'] != args['name']:
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to_write.append(line)
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continue
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# if we got here we found a match - continue and mark changed
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changed = True
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if changed:
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write_fstab(to_write, args['fstab'])
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return (args['name'], changed)
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def mount(**kwargs):
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"mount up a path or remount if needed"
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name = kwargs['name']
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if os.path.ismount(name):
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cmd = ['/bin/mount', '-o', 'remount', name]
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else:
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cmd = ['/bin/mount', name ]
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call = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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out, err = call.communicate()
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if call.returncode == 0:
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return 0, ''
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else:
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return call.rc, out+err
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def umount(**kwargs):
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"unmount a path"
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cmd = ['/bin/umount', name]
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call = subprocess.Popen(cmd, shell=False, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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out, err = call.communicate()
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if call.returncode == 0:
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return 0, ''
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else:
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return call.rc, out+err
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argfile = sys.argv[1]
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args = open(argfile, 'r').read()
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items = shlex.split(args)
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Invoked with %s' % args)
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if not len(items):
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fail_json(msg='the module requires arguments -a')
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sys.exit(1)
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params = {}
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for x in items:
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(k, v) = x.split("=",1)
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params[k] = v
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state = params.get('state',None)
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name = params.get('name', None)
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opts = params.get('opts', None)
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passno = params.get('passno', None)
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dump = params.get('dump', None)
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src = params.get('src', None)
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fstype = params.get('fstype', None)
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fstab = params.get('fstab', None)
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if state not in [ 'present', 'absent', 'mounted', 'unmounted' ]:
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fail_json(msg='invalid state')
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if not name:
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fail_json(msg='no name option given')
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if not src:
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fail_json(msg='no src option given')
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if not fstype:
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fail_json(msg='no fstype option given')
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changed = False
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rc = 0
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args = {'name':name,
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'src':src,
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'fstype':fstype }
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if passno is not None:
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args['passno'] = passno
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if opts is not None:
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args['opts'] = opts
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if dump is not None:
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args['dump'] = dump
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if fstab is not None:
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args['fstab'] = fstab
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# absent == remove from fstab and unmounted
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# unmounted == do not change fstab state, but unmount
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# present == add to fstab, do not change mount state
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# mounted == add to fstab if not there and make sure it is mounted, if it has changed in fstab then remount it
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if state == 'absent':
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name, changed = unset_mount(**args)
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if changed:
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if os.path.ismount(name):
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res,msg = umount(**args)
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if res:
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fail_json(msg="Error unmounting %s: %s" % (name, msg))
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if os.path.exists(name):
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try:
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os.rmdir(name)
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except (OSError, IOError), e:
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fail_json(msg="Error rmdir %s: %s" % (name, str(e)))
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exit_json(changed=changed, **args)
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if state == 'unmounted':
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if os.path.ismount(name):
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res,msg = umount(**args)
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if res:
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fail_json(msg="Error unmounting %s: %s" % (name, msg))
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changed = True
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exit_json(changed=changed, **args)
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if state in ['mounted', 'present']:
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name, changed = set_mount(**args)
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if state == 'mounted':
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if not os.path.exists(name):
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try:
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os.makedirs(name)
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except (OSError, IOError), e:
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fail_json(msg="Error making dir %s: %s" % (name, str(e)))
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res = 0
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if os.path.ismount(name):
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if changed:
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res,msg = mount(**args)
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else:
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changed = True
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res,msg = mount(**args)
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if res:
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fail_json(msg="Error mounting %s: %s" % (name, msg))
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exit_json(changed=changed, **args)
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fail_json(msg='Unexpected position reached')
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sys.exit(0)
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