def convert_image_to_volume(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = VolumeRsp()
install_abs_path = get_absolute_path_from_install_path(
cmd.primaryStorageInstallPath)
lvm.active_lv(install_abs_path)
lvm.clean_lv_tag(install_abs_path, IMAGE_TAG)
lvm.add_lv_tag(install_abs_path,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()))
drbdResource = drbd.DrbdResource(
install_abs_path.split("/")[-1], False)
drbdResource.config.local_host.hostname = cmd.local_host_name
drbdResource.config.local_host.disk = install_abs_path
drbdResource.config.local_host.minor = cmd.local_host_port - DRBD_START_PORT
drbdResource.config.local_host.address = "%s:%s" % (
cmd.local_address, cmd.local_host_port)
drbdResource.config.remote_host.hostname = cmd.remote_host_name
drbdResource.config.remote_host.disk = install_abs_path
drbdResource.config.remote_host.minor = cmd.remote_host_port - DRBD_START_PORT
drbdResource.config.remote_host.address = "%s:%s" % (
cmd.remote_address, cmd.remote_host_port)
drbdResource.config.write_config()
drbdResource.initialize(False, None, skip_clear_bits=cmd.init)
rsp._init_from_drbd(drbdResource)
return jsonobject.dumps(rsp)
def create_empty_volume(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = VolumeRsp()
install_abs_path = get_absolute_path_from_install_path(cmd.installPath)
drbdResource = drbd.DrbdResource(
self.get_name_from_installPath(cmd.installPath), False)
drbdResource.config.local_host.hostname = cmd.local_host_name
drbdResource.config.local_host.disk = install_abs_path
drbdResource.config.local_host.minor = cmd.local_host_port - DRBD_START_PORT
drbdResource.config.local_host.address = "%s:%s" % (
cmd.local_address, cmd.local_host_port)
drbdResource.config.remote_host.hostname = cmd.remote_host_name
drbdResource.config.remote_host.disk = install_abs_path
drbdResource.config.remote_host.minor = cmd.remote_host_port - DRBD_START_PORT
drbdResource.config.remote_host.address = "%s:%s" % (
cmd.remote_address, cmd.remote_host_port)
drbdResource.config.write_config()
try:
if cmd.backingFile:
backing_abs_path = get_absolute_path_from_install_path(
cmd.backingFile)
virtual_size = linux.qcow2_virtualsize(backing_abs_path)
lvm.create_lv_from_cmd(
install_abs_path, virtual_size, cmd,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()),
False)
lvm.active_lv(install_abs_path)
drbdResource.initialize(cmd.init, cmd, backing_abs_path)
elif not lvm.lv_exists(install_abs_path):
lvm.create_lv_from_cmd(
install_abs_path, cmd.size, cmd,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()),
False)
lvm.active_lv(install_abs_path)
drbdResource.initialize(cmd.init, cmd)
except Exception as e:
drbdResource.destroy()
lvm.delete_lv(install_abs_path)
logger.debug(
'failed to create empty volume[uuid:%s, size:%s] at %s' %
(cmd.volumeUuid, cmd.size, cmd.installPath))
raise e
logger.debug(
'successfully create empty volume[uuid:%s, size:%s] at %s' %
(cmd.volumeUuid, cmd.size, cmd.installPath))
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(cmd.vgUuid)
rsp._init_from_drbd(drbdResource)
return jsonobject.dumps(rsp)
def get_volume_size(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = GetVolumeSizeRsp()
install_abs_path = get_absolute_path_from_install_path(cmd.installPath)
r = drbd.DrbdResource(cmd.installPath.split("/")[-1])
with drbd.OperateDrbd(r):
rsp.size = linux.qcow2_virtualsize(r.get_dev_path())
rsp.actualSize = lvm.get_lv_size(install_abs_path)
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(cmd.vgUuid)
rsp._init_from_drbd(r)
return jsonobject.dumps(rsp)
def do_delete_bits(self, path):
install_abs_path = get_absolute_path_from_install_path(path)
if lvm.has_lv_tag(install_abs_path, IMAGE_TAG):
logger.info('deleting lv image: ' + install_abs_path)
if lvm.lv_exists(install_abs_path):
lvm.delete_image(install_abs_path, IMAGE_TAG)
else:
logger.info('deleting lv volume: ' + install_abs_path)
r = drbd.DrbdResource(self.get_name_from_installPath(path))
r.destroy()
lvm.delete_lv(install_abs_path)
lvm.delete_snapshots(install_abs_path)
def deactive_drbd_resouces_on_vg(vgUuid):
active_lvs = lvm.list_local_active_lvs(vgUuid)
if len(active_lvs) == 0:
return
drbd_resources = [
drbd.DrbdResource(lv.split("/")[-1]) for lv in active_lvs
]
for r in drbd_resources:
r.destroy()
logger.warn("active lvs %s will be deactivate" % active_lvs)
lvm.deactive_lv(vgUuid)
active_lvs = lvm.list_local_active_lvs(vgUuid)
if len(active_lvs) != 0:
raise RetryException(
"lvs [%s] still active, retry deactive again" % active_lvs)
def create_root_volume(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = VolumeRsp()
template_abs_path_cache = get_absolute_path_from_install_path(
cmd.templatePathInCache)
install_abs_path = get_absolute_path_from_install_path(cmd.installPath)
drbdResource = drbd.DrbdResource(
self.get_name_from_installPath(cmd.installPath), False)
drbdResource.config.local_host.hostname = cmd.local_host_name
drbdResource.config.local_host.disk = install_abs_path
drbdResource.config.local_host.minor = cmd.local_host_port - DRBD_START_PORT
drbdResource.config.local_host.address = "%s:%s" % (
cmd.local_address, cmd.local_host_port)
drbdResource.config.remote_host.hostname = cmd.remote_host_name
drbdResource.config.remote_host.disk = install_abs_path
drbdResource.config.remote_host.minor = cmd.remote_host_port - DRBD_START_PORT
drbdResource.config.remote_host.address = "%s:%s" % (
cmd.remote_address, cmd.remote_host_port)
drbdResource.config.write_config()
virtual_size = linux.qcow2_virtualsize(template_abs_path_cache)
try:
lvm.qcow2_lv_recursive_active(template_abs_path_cache,
lvm.LvmlockdLockType.SHARE)
if not lvm.lv_exists(install_abs_path):
lvm.create_lv_from_cmd(
install_abs_path, virtual_size, cmd,
"%s::%s::%s" % (VOLUME_TAG, cmd.hostUuid, time.time()),
False)
lvm.active_lv(install_abs_path)
drbdResource.initialize(cmd.init, cmd, template_abs_path_cache)
except Exception as e:
drbdResource.destroy()
lvm.delete_lv(install_abs_path)
raise e
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(cmd.vgUuid)
rsp._init_from_drbd(drbdResource)
return jsonobject.dumps(rsp)
def resize_volume(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
install_abs_path = get_absolute_path_from_install_path(cmd.installPath)
rsp = ResizeVolumeRsp()
if not cmd.drbd:
lvm.resize_lv_from_cmd(install_abs_path, cmd.size, cmd)
return jsonobject.dumps(rsp)
r = drbd.DrbdResource(cmd.installPath.split("/")[-1])
r._init_from_disk(install_abs_path)
with drbd.OperateDrbd(r):
r.resize()
with drbd.OperateDrbd(r):
if not cmd.live:
shell.call("qemu-img resize %s %s" %
(r.get_dev_path(), cmd.size))
ret = linux.qcow2_virtualsize(r.get_dev_path())
rsp.size = ret
rsp._init_from_drbd(r)
return jsonobject.dumps(rsp)
def active_lv(self, req):
cmd = jsonobject.loads(req[http.REQUEST_BODY])
rsp = ActiveRsp()
rsp.totalCapacity, rsp.availableCapacity = lvm.get_vg_size(
cmd.vgUuid, raise_exception=False)
install_abs_path = get_absolute_path_from_install_path(cmd.installPath)
if lvm.has_lv_tag(install_abs_path, IMAGE_TAG):
lvm.qcow2_lv_recursive_active(install_abs_path,
lvm.LvmlockdLockType.SHARE)
return jsonobject.dumps(rsp)
drbdResource = drbd.DrbdResource(
self.get_name_from_installPath(cmd.installPath))
if cmd.role == drbd.DrbdRole.Secondary:
drbdResource.demote()
rsp._init_from_drbd(drbdResource)
return jsonobject.dumps(rsp)
if self.test_network_ok_to_peer(drbdResource.config.remote_host.address.split(":")[0]) is False \
and mini_fencer.test_fencer(cmd.vgUuid, drbdResource.name) is False:
raise Exception("can not connect storage network or fencer")
if cmd.checkPeer and drbdResource.get_remote_role(
) == drbd.DrbdRole.Primary:
raise Exception("remote is also in primary role, can not promote")
if drbdResource.get_dstate() != "UpToDate":
raise Exception("local data is not uptodate, can not promote")
lvm.qcow2_lv_recursive_active(install_abs_path,
lvm.LvmlockdLockType.EXCLUSIVE)
try:
drbdResource.promote()
except Exception as e:
if not cmd.force:
raise e
if self.test_network_ok_to_peer(
drbdResource.config.remote_host.address.split(":")[0]):
raise Exception(
"storage network address %s still connected, wont force promote"
% drbdResource.config.remote_host.address.split(":")[0])
if cmd.vmNics:
for vmNic in cmd.vmNics:
if self.test_network_ok_to_peer(vmNic.ipAddress,
vmNic.bridgeName):
raise Exception(
"could arping %s via %s, it may split brain, wont proceed force promote"
% (vmNic.ipAddress, vmNic.bridgeName))
snap_path = None
try:
snap_path = lvm.create_lvm_snapshot(install_abs_path)
drbdResource.promote(True, 2, 2)
rsp.snapPath = snap_path
except Exception as ee:
if snap_path is not None:
lvm.delete_lv(snap_path)
raise ee
rsp._init_from_drbd(drbdResource)
return jsonobject.dumps(rsp)