def is_fs_created(self):
self._check()
fstype = coreutils.blkid(self.device).get('type')
if fstype is None:
return False
else:
self.fstype = fstype
return True
def is_fs_created(self):
self._check()
fstype = coreutils.blkid(self.device).get('type')
if fstype is None:
return False
else:
self.fstype = fstype
return True
def is_fs_created(self):
self._check()
try:
device_attrs = coreutils.blkid(self.device)
except:
return False
fstype = device_attrs.get('type')
if fstype is None:
return False
else:
self.fstype = fstype
return True
def is_fs_created(self):
self._check()
fstype = coreutils.blkid(self.device).get('type')
if fstype is None:
return False
else:
if fstype != self.fstype:
LOG.warn(
('Device {} already formatted into {!r}. '
'Ignoring {!r} fstype').format(self.device, fstype,
self.fstype))
self.fstype = fstype
return True
def upload_lvm_snapshot(self, lvm_snap, tags, path):
"""
Method which uploads data from lvm snapshot to cloud storage and
updates snapshot status.
EphVolume runs this method in separate thread
"""
try:
self._snap_status = self.QUEUED
mpoint = tempfile.mkdtemp()
opts = []
if coreutils.blkid(lvm_snap.device).get('type') == 'xfs':
opts += ['-o', 'nouuid,ro']
mount.mount(lvm_snap.device, mpoint, *opts)
self.data_size = coreutils.statvfs(mpoint)['used']
try:
transfer = cloudfs.LargeTransfer(
src=mpoint + '/',
dst=path,
tar_it=True,
gzip_it=True,
tags=tags,
transfer_id=self.id)
self._snap_status = self.IN_PROGRESS
manifesto = transfer.run()
self.path = manifesto.cloudfs_path
self._snap_status = self.COMPLETED
finally:
mount.umount(mpoint)
os.rmdir(mpoint)
except:
self._snap_status = self.FAILED
LOG.exception('Caught error while uploading LVM snapshot')
finally:
lvm_snap.destroy()
def upload_lvm_snapshot(self, lvm_snap, tags, path):
"""
Method which uploads data from lvm snapshot to cloud storage and
updates snapshot status.
EphVolume runs this method in separate thread
"""
try:
self._snap_status = self.QUEUED
mpoint = tempfile.mkdtemp()
opts = []
if coreutils.blkid(lvm_snap.device).get('type') == 'xfs':
opts += ['-o', 'nouuid,ro']
mount.mount(lvm_snap.device, mpoint, *opts)
self.data_size = coreutils.statvfs(mpoint)['used']
try:
cmd = ['/bin/tar', 'cp', mpoint]
stream = subprocess.Popen(cmd, stdout=subprocess.PIPE, close_fds=True).stdout
src = cloudfs.NamedStream(stream, 'lvm_snapshot', streamer='tar', extension='tar')
dst = path
transfer = largetransfer.Upload(src, dst, tags=tags, transfer_id=self.id)
self._snap_status = self.IN_PROGRESS
transfer.apply_async()
transfer.join()
manifesto = transfer.manifest
self.path = manifesto.cloudfs_path
self._snap_status = self.COMPLETED
finally:
mount.umount(mpoint)
os.rmdir(mpoint)
except:
self._snap_status = self.FAILED
LOG.exception('Caught error while uploading LVM snapshot')
finally:
lvm_snap.destroy()
def upload_lvm_snapshot(self, lvm_snap, tags, path):
"""
Method which uploads data from lvm snapshot to cloud storage and
updates snapshot status.
EphVolume runs this method in separate thread
"""
try:
self._snap_status = self.QUEUED
mpoint = tempfile.mkdtemp()
opts = []
if coreutils.blkid(lvm_snap.device).get('type') == 'xfs':
opts += ['-o', 'nouuid,ro']
mount.mount(lvm_snap.device, mpoint, *opts)
self.data_size = coreutils.statvfs(mpoint)['used']
try:
transfer = cloudfs.LargeTransfer(src=mpoint + '/',
dst=path,
tar_it=True,
gzip_it=True,
tags=tags,
transfer_id=self.id)
self._snap_status = self.IN_PROGRESS
manifesto = transfer.run()
self.path = manifesto.cloudfs_path
self._snap_status = self.COMPLETED
finally:
mount.umount(mpoint)
os.rmdir(mpoint)
except:
self._snap_status = self.FAILED
LOG.exception('Caught error while uploading LVM snapshot')
finally:
lvm_snap.destroy()
def detect_fstype(self):
self._check_attr('device')
blk_info = coreutils.blkid(self.device)
return blk_info.get('type')
def detect_fstype(self):
self._check_attr('device')
blk_info = coreutils.blkid(self.device)
return blk_info.get('type')
