def selftest(self):
"""
Run internal self test
"""
try:
self.oop.os.statvfs(self.domaindir)
except OSError as e:
if e.errno == errno.ESTALE:
# In case it is "Stale NFS handle" we are taking preventive
# measures and unmounting this NFS resource. Chances are
# that is the most intelligent thing we can do in this
# situation anyway.
self.log.info("Unmounting stale file system %s",
self.mountpoint)
mount.getMountFromTarget(self.mountpoint).umount()
raise se.FileStorageDomainStaleNFSHandle()
raise
def selftest(self):
"""
Run internal self test
"""
try:
self.oop.os.statvfs(self.domaindir)
except OSError as e:
if e.errno == errno.ESTALE:
# In case it is "Stale NFS handle" we are taking preventive
# measures and unmounting this NFS resource. Chances are
# that is the most intelligent thing we can do in this
# situation anyway.
self.log.info("Unmounting stale file system %s",
self.mountpoint)
mount.getMountFromTarget(self.mountpoint).umount()
raise se.FileStorageDomainStaleNFSHandle()
raise
def mountMetaVolume(metaVolumeName):
def _metaVolumeFstabUpdate(metaVolumeName):
try:
fs_spec = "127.0.0.1:" + metaVolumeName
fstab.FsTab().add(fs_spec,
META_VOL_MOUNT_POINT,
FS_TYPE,
mntOpts=['defaults', '_netdev'])
except IOError as e:
raise ge.GlusterMetaVolumeFstabUpdateFailedException(
err=["fstab update failed", str(e)])
except ge.GlusterHostStorageDeviceFsTabFoundException as e:
logging.warn(e.message)
_metaVolumeFstabUpdate(metaVolumeName)
if os.path.ismount(META_VOL_MOUNT_POINT):
try:
fs_spec = mount.getMountFromTarget(
os.path.realpath(META_VOL_MOUNT_POINT)).fs_spec
if fs_spec.endswith(META_VOLUME):
logging.warn("Meta Volume %s already mounted at %s" %
(META_VOLUME, META_VOL_MOUNT_POINT))
return True
else:
raise ge.GlusterMetaVolumeMountFailedException(err=[
"%s already mounted at %s" %
(fs_spec, META_VOL_MOUNT_POINT)
])
except OSError as e:
raise ge.GlusterMetaVolumeMountFailedException(
err=["Failed to check if volume is already mounted",
str(e)])
else:
try:
os.makedirs(META_VOL_MOUNT_POINT, 0o755)
except OSError as e:
if e.errno != errno.EEXIST:
raise ge.GlusterMetaVolumeMountFailedException(
err=['Mount Point creation failed',
str(e)])
command = [constants.EXT_MOUNT, META_VOL_MOUNT_POINT]
try:
out = commands.run(command)
except cmdutils.Error as e:
raise ge.GlusterMetaVolumeMountFailedException(e.rc, out, e.err)
return True
def mountMetaVolume(metaVolumeName):
def _metaVolumeFstabUpdate(metaVolumeName):
try:
fs_spec = "127.0.0.1:" + metaVolumeName
fstab.FsTab().add(fs_spec, META_VOL_MOUNT_POINT, FS_TYPE,
mntOpts=['defaults', '_netdev'])
except IOError as e:
raise ge.GlusterMetaVolumeFstabUpdateFailedException(
err=["fstab update failed", str(e)])
except ge.GlusterHostStorageDeviceFsTabFoundException as e:
logging.warn(e.message)
_metaVolumeFstabUpdate(metaVolumeName)
if os.path.ismount(META_VOL_MOUNT_POINT):
try:
fs_spec = mount.getMountFromTarget(
os.path.realpath(META_VOL_MOUNT_POINT)).fs_spec
if fs_spec.endswith(META_VOLUME):
logging.warn("Meta Volume %s already mounted at %s" % (
META_VOLUME, META_VOL_MOUNT_POINT))
return True
else:
raise ge.GlusterMetaVolumeMountFailedException(
err=["%s already mounted at %s" % (
fs_spec, META_VOL_MOUNT_POINT)])
except OSError as e:
raise ge.GlusterMetaVolumeMountFailedException(
err=["Failed to check if volume is already mounted",
str(e)])
else:
try:
os.makedirs(META_VOL_MOUNT_POINT, 0o755)
except OSError as e:
if e.errno != errno.EEXIST:
raise ge.GlusterMetaVolumeMountFailedException(
err=['Mount Point creation failed', str(e)])
command = [constants.EXT_MOUNT, META_VOL_MOUNT_POINT]
rc, out, err = commands.execCmd(command)
if rc:
raise ge.GlusterMetaVolumeMountFailedException(
rc, out, err)
return True
def getRealPath(self):
try:
return mount.getMountFromTarget(self.mountpoint).fs_spec
except mount.MountError:
return ""
def getRealPath(self):
try:
return mount.getMountFromTarget(self.mountpoint).fs_spec
except mount.MountError:
return ""
