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Adding ability to create mirrored zpool and nested vdevs

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This commit is contained in:
Nitin Madhok 2014-10-28 09:46:18 -04:00
parent 49da83d5c3
commit f9d0669cf2
1 changed files with 24 additions and 12 deletions
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28
salt/modules/zpool.py
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@ -150,15 +150,17 @@ def scrub(pool_name=None):
ret['Error'] = 'Storage pool {0} does not exist'.format(pool_name) ret['Error'] = 'Storage pool {0} does not exist'.format(pool_name)
def create(pool_name, *vdevs): def create(pool_name, *vdevs, **kwargs):
''' '''
Create a new storage pool Create a simple zpool, a mirrored zpool or nested VDEVs
CLI Example: CLI Example:
.. code-block:: bash .. code-block:: bash
salt '*' zpool.create myzpool /path/to/vdev1 [/path/to/vdev2] [...] salt '*' zpool.create myzpool /path/to/vdev1 [/path/to/vdev2] [...] [force=True|False]
salt '*' zpool.create myzpool mirror /path/to/vdev1 /path/to/vdev2 [...]
salt '*' zpool.create myzpool mirror /path/to/vdev1 /path/to/vdev2 mirror /path/to/vdev3 /path/to/vdev4 [...]
''' '''
ret = {} ret = {}
dlist = [] dlist = []
@ -170,26 +172,36 @@ def create(pool_name, *vdevs):
# make sure files are present on filesystem # make sure files are present on filesystem
for vdev in vdevs: for vdev in vdevs:
if not os.path.isfile(vdev): if vdev != 'mirror':
# File is not there error and return if not os.path.exists(vdev):
# Path doesn't exist so error and return
ret[vdev] = '{0} not present on filesystem'.format(vdev) ret[vdev] = '{0} not present on filesystem'.format(vdev)
return ret return ret
else: mode = os.stat(vdev).st_mode
if not stat.S_ISBLK(mode):
# Not a block device so error and return
ret[vdev] = '{0} is not a block device'.format(vdev)
return ret
dlist.append(vdev) dlist.append(vdev)
devs = ' '.join(dlist) devs = ' '.join(dlist)
zpool = _check_zpool() zpool = _check_zpool()
if force is True:
cmd = '{0} create -f {1} {2}'.format(zpool, pool_name, devs)
else:
cmd = '{0} create {1} {2}'.format(zpool, pool_name, devs) cmd = '{0} create {1} {2}'.format(zpool, pool_name, devs)
# Create storage pool # Create storage pool
__salt__['cmd.run'](cmd) res = __salt__['cmd.run'](cmd)
# Check and see if the pools is available # Check and see if the pools is available
if exists(pool_name): if exists(pool_name):
ret[pool_name] = 'created' ret[pool_name] = 'created'
return ret return ret
else: else:
ret['Error'] = 'Unable to create storage pool {0}'.format(pool_name) ret['Error'] = {}
ret['Error']['Messsage'] = 'Unable to create storage pool {0}'.format(pool_name)
ret['Error']['Reason'] = res
return ret return ret