def _update_gluster_vols_dict(self, context):
"""Update dict of gluster vols that are used/unused."""
shares = self.db.share_get_all(context)
# Store the gluster volumes in dict thats helpful to track
# (push and pop) in future. {gluster_export: gluster_addr, ...}
# gluster_export is of form hostname:/volname which is unique
# enough to be used as a key.
self.gluster_unused_vols_dict = {}
self.gluster_used_vols_dict = {}
for gv in self.configuration.glusterfs_targets:
gaddr = glusterfs.GlusterAddress(gv)
exp_locn_gv = gaddr.export
# Assume its unused to begin with.
self.gluster_unused_vols_dict.update({exp_locn_gv: gaddr})
for s in shares:
exp_locn_share = s.get('export_location', None)
if exp_locn_share == exp_locn_gv:
# gluster volume is in use, move it to used list.
self.gluster_used_vols_dict.update({exp_locn_gv: gaddr})
self.gluster_unused_vols_dict.pop(exp_locn_gv)
break
def test_gluster_address_init(self):
self._gluster_address = glusterfs.GlusterAddress(
'[email protected]:/testvol')
self.assertEqual(self._gluster_address.remote_user,
gluster_address_attrs['remote_user'])
self.assertEqual(self._gluster_address.host,
gluster_address_attrs['host'])
self.assertEqual(self._gluster_address.volume,
gluster_address_attrs['volume'])
self.assertEqual(self._gluster_address.qualified,
gluster_address_attrs['qualified'])
self.assertEqual(self._gluster_address.export,
gluster_address_attrs['export'])
def test_gluster_address_make_gluster_args_remote(self):
self._gluster_address = glusterfs.GlusterAddress(
'[email protected]:/testvol')
ret = self._gluster_address.make_gluster_args(*self._gluster_args)
self.assertEqual(len(ret), 2)
self.assertEqual(len(ret[0]), 3)
# python 2.6 compat thingy
check_output = lambda cmd:\
subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE).\
communicate()[0]
# shell unescaping thru echo(1)
self.assertEqual(check_output('echo ' + ' '.join(ret[0]),)[:-1],
'ssh [email protected] gluster ' +
' '.join(self._gluster_args))
self.assertEqual(ret[1], {})
def test_gluster_address_make_gluster_args_local(self):
self._gluster_address = glusterfs.GlusterAddress(
'127.0.0.1:/testvol')
ret = self._gluster_address.make_gluster_args(*self._gluster_args)
self.assertEqual(ret, (('gluster',) + self._gluster_args,
{'run_as_root': True}))