def unmount(self, mountpoint):
args = ['/bin/umount']
args.append(mountpoint)
cmdstr = ' '.join(args)
out,err,res = execWithCaptureErrorStatus("/bin/umount", args)
if res != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("umount",cmdstr, err))
# unmount all with mountpoint
while res == 0:
out,err,res = execWithCaptureErrorStatus("/bin/umount", args)
def move_pv(self, pv, extents_from, data, background=False):
args = list()
args.append(PVMOVE_BIN_PATH)
args.append("--config")
args.append("'log{command_names=0}'")
# policy
if data[1] != None:
if data[1] == 0:
args.append('--alloc inherit')
elif data[1] == 1:
args.append('--alloc normal')
elif data[1] == 2:
args.append('--alloc contiguous')
elif data[1] == 3:
args.append('--alloc anywhere')
# lv to migrate from
if data[2] != None:
args.append('--name ' + data[2])
# pv to migrate from
pv_from = pv.strip()
for (start, size) in extents_from:
pv_from = pv_from + ':' + str(start) + '-' + str(start + size - 1)
args.append(pv_from)
# pv to migrate to
if data[0] != None:
args.append(data[0])
if background:
args.append('--background')
out, err, res = execWithCaptureErrorStatus(PVMOVE_BIN_PATH, args)
else:
out, err, res = execWithCaptureErrorStatusProgress(PVMOVE_BIN_PATH, args,
_("Migrating Extents"))
if res != 0:
cmdstr = ' '.join(args)
raise CommandError('FATAL', COMMAND_FAILURE % ("pvmove",cmdstr, err))
def remove_vg(self, vgname):
args = list()
args.append(VGCHANGE_BIN_PATH)
args.append("--config")
args.append("'log{command_names=0}'")
args.append("-a")
args.append("n")
args.append(vgname.strip())
cmdstr = ' '.join(args)
out,err,res = execWithCaptureErrorStatus(VGCHANGE_BIN_PATH,args)
if res != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("vgchange",cmdstr,err))
return
commandstring = VGREMOVE_BIN_PATH + " " + vgname
args_list = list()
args_list.append(VGREMOVE_BIN_PATH)
args_list.append("--config")
args_list.append("'log{command_names=0}'")
args_list.append(vgname)
cmdstring = ' '.join(args)
outs,errs,result = execWithCaptureErrorStatusProgress(VGREMOVE_BIN_PATH,args_list,
_("Removing Volume Group"))
if result != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("vgremove",cmdstring,errs))
def reread_partition_table(self, devpath):
BLOCKDEV_BIN = '/sbin/blockdev'
args = [BLOCKDEV_BIN, '--rereadpt', devpath]
out, err, status = execWithCaptureErrorStatus(BLOCKDEV_BIN, args)
if status != 0:
return False
execWithCaptureProgress('sleep', ['sleep', '1'], _('Rereading partition table'))
return True
def running(self):
if self.get_name() == None:
return False
try:
# try magma_tool
args = ['/sbin/magma_tool', 'quorum']
o, e, s = execWithCaptureErrorStatus('/sbin/magma_tool', args)
if s == 0:
if o.find('Quorate') != -1:
return True
except:
pass
try:
# try cman_tool
cman_tool_path = '/sbin/cman_tool'
if os.access(cman_tool_path, os.X_OK) == False:
cman_tool_path = '/usr/sbin/cman_tool'
args = [cman_tool_path, 'status']
o, e, s = execWithCaptureErrorStatus(cman_tool_path, args)
if s != 0:
return False
quorum = -1
votes = -1
lines = o.splitlines()
for line in lines:
words = line.split()
if len(words) < 2:
continue
if words[0] == 'Quorum:':
quorum = int(words[1])
elif words[0] == 'Total_votes:':
votes = int(words[1])
if len(words) < 3:
continue
if words[0] == 'Total' and words[1] == 'votes:':
votes = int(words[2])
if quorum <= 0 or votes < 0:
raise 'Unable to retrieve cluster quorum info'
return votes >= quorum
except:
return False
def activate_lv(self, lvpath):
cmd_args = list()
cmd_args.append(LVCHANGE_BIN_PATH)
cmd_args.append("--config")
cmd_args.append("'log{command_names=0}'")
cmd_args.append('-ay')
cmd_args.append(lvpath)
cmdstr = ' '.join(cmd_args)
out,err,res = execWithCaptureErrorStatus(LVCHANGE_BIN_PATH, cmd_args)
if res != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("lvchange",cmdstr,err))
def mount(self, dev_path, mnt_point, fstype):
cmd_args = list()
cmd_args.append("/bin/mount")
cmd_args.append('-t')
cmd_args.append(fstype)
cmd_args.append(dev_path)
cmd_args.append(mnt_point)
cmdstr = ' '.join(cmd_args)
out,err,res = execWithCaptureErrorStatus("/bin/mount",cmd_args)
if res != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("mount",cmdstr,err))
def is_snapshot(self, lvpath):
arglist = list()
arglist = [LVM_BIN_PATH, 'lvs', '--config', "'log{command_names=0}'", "-o", "attr", "--noheadings", lvpath]
out, err, status = execWithCaptureErrorStatus(LVM_BIN_PATH, arglist)
if status != 0:
return False
if out.lstrip().startswith("s") == True:
return True
else:
return False
def complete_pvmove(self, background=False):
args = [PVMOVE_BIN_PATH]
args.append("--config")
args.append("'log{command_names=0}'")
if background:
args.append('--background')
out, err, res = execWithCaptureErrorStatus(PVMOVE_BIN_PATH, args)
else:
out, err, res = execWithCaptureErrorStatusProgress(PVMOVE_BIN_PATH, args,
_("Completing Extent Migration"))
if res != 0:
cmdstr = ' '.join(args)
raise CommandError('FATAL', COMMAND_FAILURE % ("pvmove",cmdstr, err))
def __get_gfs_fstype(self, path):
if self.check_path('/sbin/gfs_tool'):
args = ['/sbin/gfs_tool']
args.append('sb')
args.append(path)
args.append('ondisk')
cmdstr = ' '.join(args)
o, e, r = execWithCaptureErrorStatus('/sbin/gfs_tool', args)
if r == 0:
for k, v in gfs_types.iteritems():
if k in o:
return v
return None
def __get_gfs_table_name(self, path):
if self.check_path('/sbin/gfs_tool'):
args = ['/sbin/gfs_tool']
args.append('sb')
args.append(path)
args.append('table')
cmdstr = ' '.join(args)
o, e, r = execWithCaptureErrorStatus('/sbin/gfs_tool', args)
if r == 0:
words = o.strip().split()
if len(words) == 6:
return words[5].strip('\"').split(':')
return (None, None)
def __get_gfs_lock_type(self, path):
if self.check_path('/sbin/gfs2_tool'):
args = ['/sbin/gfs2_tool']
args.append('sb')
args.append(path)
args.append('proto')
cmdstr = ' '.join(args)
o, e, r = execWithCaptureErrorStatus('/sbin/gfs2_tool', args)
if r == 0:
if 'lock_dlm' in o:
return 'dlm'
elif 'lock_gulm' in o:
return 'gulm'
elif 'nolock' in o:
return 'nolock'
return None
def extend_lv(self, lvpath, new_size_extents, test=False):
cmd_args = list()
cmd_args.append(LVEXTEND_BIN_PATH)
cmd_args.append("--config")
cmd_args.append("'log{command_names=0}'")
if test:
cmd_args.append('--test')
cmd_args.append('-l')
cmd_args.append(str(new_size_extents))
cmd_args.append(lvpath)
cmdstr = ' '.join(cmd_args)
if test:
out,err,res = execWithCaptureErrorStatus(LVEXTEND_BIN_PATH, cmd_args)
return (res == 0)
out,err,res = execWithCaptureErrorStatusProgress(LVEXTEND_BIN_PATH, cmd_args,
_("Resizing Logical Volume"))
if res != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("lvresize",cmdstr,err))
def __get_data_for_PV(self, pv, pvs_output):
# anything that is in, place to the end
end = pv.get_properties()
text_list = list()
if pv.get_type() == UNINITIALIZED_TYPE:
# size
size_string = pv.get_size_total_string()
text_list.append(UV_SIZE)
text_list.append(size_string)
# partition type
part = pv.getPartition()[1]
partition_type = PARTITION_IDs[part.id]
if part.id != ID_EMPTY and part.id != ID_UNKNOWN:
partition_type = partition_type + ' (' + str(hex(
part.id)) + ')'
text_list.append(UV_PARTITION_TYPE)
text_list.append(partition_type)
# mount point
mountPoints = []
for path in pv.get_paths():
mountPoint = self.getMountPoint(path)
if mountPoint != None:
if mountPoint == '/':
mountPoint = _("/ Root Filesystem")
mountPoints.append(mountPoint)
if len(mountPoints) == 0:
mountPoints = UNMOUNTED
else:
mount_list = mountPoints
mountPoints = mount_list[0]
for mountPoint in mount_list[1:]:
mountPoints = mountPoints + ', ' + mountPoint
text_list.append(UV_MOUNT_POINT)
text_list.append(mountPoints)
fstabMountPoints = []
for path in pv.get_paths():
mountPoint = Fstab.get_mountpoint(path)
if mountPoint != None:
if mountPoint == '/':
mountPoint = _("/ Root Filesystem")
fstabMountPoints.append(mountPoint)
if len(fstabMountPoints) == 0:
fstabMountPoints = _("None")
else:
mount_list = fstabMountPoints
fstabMountPoints = mount_list[0]
for mountPoint in mount_list[1:]:
fstabMountPoints = fstabMountPoints + ', ' + mountPoint
text_list.append(UV_MOUNTPOINT_AT_REBOOT)
text_list.append(fstabMountPoints)
# filesystem
text_list.append(UV_FILESYSTEM)
text_list.append(self.__getFS(path))
else: # UNALLOCATED_TYPE || PHYS_TYPE
lines = pvs_output.splitlines()
for line in lines:
words = line.strip().split(',')
if words[PV_NAME_IDX] in pv.get_paths():
break
text_list.append(PV_NAME)
text_list.append(words[PV_NAME_IDX])
if words[PV_VG_NAME_IDX] == "":
text_list.append(VG_NAME)
text_list.append("---")
else:
text_list.append(VG_NAME)
text_list.append(words[PV_VG_NAME_IDX])
text_list.append(PV_SIZE)
text_list.append(words[PV_SIZE_IDX])
text_list.append(PV_USED)
text_list.append(words[PV_USED_IDX])
text_list.append(PV_FREE)
text_list.append(words[PV_FREE_IDX])
text_list.append(PV_PE_COUNT)
text_list.append(words[PV_PE_COUNT_IDX])
text_list.append(PV_PE_ALLOC_COUNT)
text_list.append(words[PV_PE_ALLOC_COUNT_IDX])
text_list.append(PV_ATTR)
text_list.append(words[PV_ATTR_IDX])
text_list.append(PV_UUID)
text_list.append(words[PV_UUID_IDX])
# append old props
for prop in end:
text_list.append(prop)
try:
# add scsi dev info
device = pv.getDevnames()[0]
devname = pv.extract_name(device)
SCSI_ID_BIN = '/sbin/scsi_id'
args = [SCSI_ID_BIN, '-g', '-i', '-u', '-s', '/block/' + devname]
o, e, s = execWithCaptureErrorStatus(SCSI_ID_BIN, args)
if s == 0:
scsi_addr, scsi_id = o.strip().split()
scsi_addr = scsi_addr.strip(':')
text_list.append(_("SCSI Address: "))
text_list.append(scsi_addr)
text_list.append(_("SCSI ID: "))
text_list.append(scsi_id)
except:
pass
return text_list
def get_multipath_data(self):
multipath_data = {}
dmsetup_lines = None
if os.access(DMSETUP_BIN, os.F_OK):
args = list()
args.append(DMSETUP_BIN)
args.append('table')
cmdstr = ' '.join(args)
o,e,r = execWithCaptureErrorStatus(DMSETUP_BIN, args)
if r != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("dmsetup",cmdstr, e))
dmtable_lines = o.splitlines()
else:
return multipath_data
args = list()
args.append(LS_BIN)
args.append('-l')
args.append('/dev/')
cmdstr = ' '.join(args)
o,e,r = execWithCaptureErrorStatus(LS_BIN, args)
if r != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("ls",cmdstr, e))
ls_lines = o.splitlines()
# get block devices
block_devices = []
for line in ls_lines:
words = line.split()
if len(words) == 0:
continue
if words[0][0] == 'b':
# [name, major, minor]
block_devices.append(['/dev/' + words[9], words[4].rstrip(','), words[5]])
# process dmsetup table
for line in dmtable_lines:
if len(line) == 0:
continue
words = line.split()
if 'multipath' not in words:
continue
# get origin
args = list()
args.append(DMSETUP_BIN)
args.append('ls')
cmdstr = ' '.join(args)
o,e,r = execWithCaptureErrorStatus(DMSETUP_BIN, args)
if r != 0:
raise CommandError('FATAL', COMMAND_FAILURE % ("dmsetup",cmdstr, e))
origin = None
origin_name = words[0].rstrip(':')
for or_line in o.splitlines():
or_words = or_line.split()
if or_words[0] == origin_name:
major = or_words[1].strip('(').strip(',')
minor = or_words[2].strip(')')
for l in block_devices:
if l[1] == major and l[2] == minor:
origin = l[0]
break
break
if origin == None:
origin = '/dev/mapper/' + origin_name
devices = []
for word in words[1:]:
if ':' in word:
idx = word.find(':')
major = word[:idx]
minor = word[idx+1:]
for bd in block_devices:
if bd[1] == major and bd[2] == minor:
devices.append(bd[0])
if len(devices) == 0:
print 'multipath error: ' + origin + str(devices)
continue
multipath_data[origin] = devices
return multipath_data
def __get_data_for_PV(self, pv, pvs_output):
# anything that is in, place to the end
end = pv.get_properties()
text_list = list()
if pv.get_type() == UNINITIALIZED_TYPE:
# size
size_string = pv.get_size_total_string()
text_list.append(UV_SIZE)
text_list.append(size_string)
# partition type
part = pv.getPartition()[1]
partition_type = PARTITION_IDs[part.id]
if part.id != ID_EMPTY and part.id != ID_UNKNOWN:
partition_type = partition_type + ' (' + str(hex(part.id)) + ')'
text_list.append(UV_PARTITION_TYPE)
text_list.append(partition_type)
# mount point
mountPoints = []
for path in pv.get_paths():
mountPoint = self.getMountPoint(path)
if mountPoint != None:
if mountPoint == '/':
mountPoint = _("/ Root Filesystem")
mountPoints.append(mountPoint)
if len(mountPoints) == 0:
mountPoints = UNMOUNTED
else:
mount_list = mountPoints
mountPoints = mount_list[0]
for mountPoint in mount_list[1:]:
mountPoints = mountPoints + ', ' + mountPoint
text_list.append(UV_MOUNT_POINT)
text_list.append(mountPoints)
fstabMountPoints = []
for path in pv.get_paths():
mountPoint = Fstab.get_mountpoint(path)
if mountPoint != None:
if mountPoint == '/':
mountPoint = _("/ Root Filesystem")
fstabMountPoints.append(mountPoint)
if len(fstabMountPoints) == 0:
fstabMountPoints = _("None")
else:
mount_list = fstabMountPoints
fstabMountPoints = mount_list[0]
for mountPoint in mount_list[1:]:
fstabMountPoints = fstabMountPoints + ', ' + mountPoint
text_list.append(UV_MOUNTPOINT_AT_REBOOT)
text_list.append(fstabMountPoints)
# filesystem
text_list.append(UV_FILESYSTEM)
text_list.append(self.__getFS(path))
else: # UNALLOCATED_TYPE || PHYS_TYPE
lines = pvs_output.splitlines()
for line in lines:
words = line.strip().split(',')
if words[PV_NAME_IDX] in pv.get_paths():
break
text_list.append(PV_NAME)
text_list.append(words[PV_NAME_IDX])
if words[PV_VG_NAME_IDX] == "":
text_list.append(VG_NAME)
text_list.append("---")
else:
text_list.append(VG_NAME)
text_list.append(words[PV_VG_NAME_IDX])
text_list.append(PV_SIZE)
text_list.append(words[PV_SIZE_IDX])
text_list.append(PV_USED)
text_list.append(words[PV_USED_IDX])
text_list.append(PV_FREE)
text_list.append(words[PV_FREE_IDX])
text_list.append(PV_PE_COUNT)
text_list.append(words[PV_PE_COUNT_IDX])
text_list.append(PV_PE_ALLOC_COUNT)
text_list.append(words[PV_PE_ALLOC_COUNT_IDX])
text_list.append(PV_ATTR)
text_list.append(words[PV_ATTR_IDX])
text_list.append(PV_UUID)
text_list.append(words[PV_UUID_IDX])
# append old props
for prop in end:
text_list.append(prop)
try:
# add scsi dev info
device = pv.getDevnames()[0]
devname = pv.extract_name(device)
SCSI_ID_BIN = '/sbin/scsi_id'
args = [SCSI_ID_BIN, '-g', '-i', '-u', '-s', '/block/' + devname]
o, e, s = execWithCaptureErrorStatus(SCSI_ID_BIN, args)
if s == 0:
scsi_addr, scsi_id = o.strip().split()
scsi_addr = scsi_addr.strip(':')
text_list.append(_("SCSI Address: "))
text_list.append(scsi_addr)
text_list.append(_("SCSI ID: "))
text_list.append(scsi_id)
except:
pass
return text_list
