def INIT(self, request):
self.response = MakeResponse(msg_mds.LUN_INACTIVE_RESPONSE, request)
self.request = request
self.request_body = request.body.Extensions[msg_mds.lun_inactive_request]
if g.is_ready == False:
self.response.rc.retcode = msg_mds.RC_MDS_SERVICE_IS_NOT_READY
self.response.rc.message = "MDS service is not ready"
self.SendResponse(self.response)
return MS_FINISH
items = self.request_body.lun_name.split("_")
if len(items) != 2 or items[0] != g.node_info.node_name:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun '%s' is not exist" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
lun_name = items[1]
lun_info = common.GetLunInfoByName(lun_name)
if lun_info == None:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun %s not exist" % (self.request_body.lun_name)
self.SendResponse(self.response)
return MS_FINISH
if lun_info.asm_status == "INACTIVE":
self.response.rc.retcode = msg_mds.RC_MDS_LUN_INACTIVE_NOT_ALLOWED
self.response.rc.message = "Lun %s already inactive state" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
if lun_info.asm_status != "ACTIVE":
self.response.rc.retcode = msg_mds.RC_MDS_LUN_INACTIVE_NOT_ALLOWED
self.response.rc.message = "Lun %s not active state, please active first!" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
self.database_node_list = [node_info for node_info in g.nsnode_list.nsnode_infos if node_info.sys_mode != "storage"]
self.mds_database_request = MakeRequest(msg_mds.ASMDISK_OFFLINE_REQUEST)
asmdisk_info = common.GetASMDiskInfoByLunName(self.request_body.lun_name)
self.mds_database_request.body.Extensions[msg_mds.asmdisk_offline_request].asmdisk_name = asmdisk_info.asmdisk_name
# 先向第一个计算节点发送请求
self.request_num = 1
return self.send_asm_request()
def active_lun(self, params={}):
rc = msg_pds.ResponseCode()
time.sleep(5)
lun_info = common.GetLunInfoByName(self.lun_name)
if lun_info.asm_status != "INACTIVE":
logger.run.error(
"[Lun Active] lun %s online success, but active failed! because it not in asm group."
% self.request_body.lun_name)
rc.retcode = msg_mds.RC_MDS_LUN_ACTIVE_NOT_ALLOWED
return rc, None
self.mds_database_request = MakeRequest(msg_mds.ASMDISK_ONLINE_REQUEST)
asmdisk_info = common.GetASMDiskInfoByLunName(
self.request_body.lun_name)
self.mds_database_request.body.Extensions[
msg_mds.asmdisk_online_request].asmdisk_name = asmdisk_info.dskname
# 先向第一个计算节点发送请求
self.request_num = 1
return self.send_asm_request()
def INIT(self, request):
self.default_timeout = 45
self.response = MakeResponse(msg_mds.LUN_DROP_RESPONSE, request)
self.request = request
self.request_body = request.body.Extensions[msg_mds.lun_drop_request]
if g.is_ready == False:
self.response.rc.retcode = msg_mds.RC_MDS_SERVICE_IS_NOT_READY
self.response.rc.message = "MDS service is not ready"
self.SendResponse(self.response)
return MS_FINISH
items = self.request_body.lun_name.split("_")
if len(items) != 2 or items[0] != g.node_info.node_name:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun '%s' is not exist" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
self.lun_name = items[1]
if self.lun_name == "lvvote" and self.request_body.force == False:
self.response.rc.retcode = msg_mds.RC_MDS_ERROR_PARAMS
self.response.rc.message = "Please use params [-f] to drop lvvote lun"
self.SendResponse(self.response)
return MS_FINISH
# 获取lun信息
self.lun_info = common.GetLunInfoByName(self.lun_name)
if self.lun_info == None:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun '%s' is not exist" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
# 如果lun的状态是配置online,则禁止删除
if self.lun_info.config_state == True:
if not self.lun_info.HasField("asm_status") or self.lun_info.asm_status == "ONLINE":
self.response.rc.retcode = msg_mds.RC_MDS_NOT_SUPPORT
self.response.rc.message = "Lun %s is online state, please offline first." % self.lun_name
self.SendResponse(self.response)
return MS_FINISH
# 删除offline的asmdisk,必须使用-f
if self.lun_info.asm_status == 'INACTIVE' and not self.request_body.force:
self.response.rc.retcode = msg_mds.RC_MDS_NOT_SUPPORT
self.response.rc.message = "Lun %s is inactive state, please use -f."
self.SendResponse(self.response)
return MS_FINISH
# 需先在计算节点删掉asm
self.database_node_list = [node_info for node_info in g.nsnode_list.nsnode_infos if node_info.sys_mode != "storage"]
if self.lun_info.asm_status in ['ACTIVE', 'INACTIVE']:
self.mds_database_request = MakeRequest(msg_mds.ASMDISK_DROP_REQUEST)
asmdisk_info = common.GetASMDiskInfoByLunName(self.request_body.lun_name)
if self.lun_info.asm_status == 'ACTIVE':
self.mds_database_request.body.Extensions[msg_mds.asmdisk_drop_request].asmdisk_name = asmdisk_info.asmdisk_name
else:
self.mds_database_request.body.Extensions[msg_mds.asmdisk_drop_request].asmdisk_name = asmdisk_info.dskname
if self.request_body.force:
self.mds_database_request.body.Extensions[msg_mds.asmdisk_drop_request].force = True
rebalance_power = self.request_body.rebalance_power
if rebalance_power:
self.mds_database_request.body.Extensions[msg_mds.asmdisk_drop_request].rebalance_power = rebalance_power
# 先向第一个计算节点发送请求
self.request_num = 1
return self.send_asm_request()
else:
return self.drop_lun()
def INIT(self, request):
self.default_timeout = 60
self.response = MakeResponse(msg_mds.LUN_OFFLINE_RESPONSE, request)
self.request = request
self.request_body = request.body.Extensions[
msg_mds.lun_offline_request]
if g.is_ready == False:
self.response.rc.retcode = msg_mds.RC_MDS_SERVICE_IS_NOT_READY
self.response.rc.message = "MDS service is not ready"
self.SendResponse(self.response)
return MS_FINISH
self.offline_node = None
if self.request_body.group_uuid:
self.offline_node = self.request_body.group_uuid
items = self.request_body.lun_name.split("_")
if len(items) != 2 or items[0] != g.node_info.node_name:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun '%s' is not exist" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
lun_name = items[1]
lun_info = common.GetLunInfoByName(lun_name)
if lun_info == None:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun %s not exist" % (
self.request_body.lun_name)
self.SendResponse(self.response)
return MS_FINISH
self.lun_info = msg_pds.LunInfo()
self.lun_info.CopyFrom(lun_info)
if not lun_info.config_state and not self.offline_node:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_ALREADY_OFFLINE
self.response.rc.message = "Lun %s already offline state" % (
self.request_body.lun_name)
self.SendResponse(self.response)
return MS_FINISH
# 如果是faulty状态，并且在asm中，则不能offline
lun_faulty = self.check_lun_state_faulty(self.lun_info)
if lun_faulty and lun_info.asm_status != "ONLINE":
self.response.rc.retcode = msg_mds.RC_MDS_LUN_USED_IN_ASM
self.response.rc.message = "Lun '%s' is used in asm" % (
self.request_body.lun_name)
self.SendResponse(self.response)
return MS_FINISH
# 在offline之前 需要计算节点将磁盘offline掉
self.database_node_list = [
node_info for node_info in g.nsnode_list.nsnode_infos
if node_info.sys_mode != "storage"
]
if lun_info.asm_status == "ACTIVE":
self.mds_database_request = MakeRequest(
msg_mds.ASMDISK_OFFLINE_REQUEST)
asmdisk_info = common.GetASMDiskInfoByLunName(
self.request_body.lun_name)
self.mds_database_request.body.Extensions[
msg_mds.
asmdisk_offline_request].asmdisk_name = asmdisk_info.asmdisk_name
# 先向第一个计算节点发送请求
self.request_num = 1
return self.send_asm_request()
else:
return self.Entry_LunOffline(None)
def INIT(self, request):
self.default_timeout = 20
self.response = MakeResponse(msg_mds.LUN_ACTIVE_RESPONSE, request)
self.request = request
self.request_body = request.body.Extensions[msg_mds.lun_active_request]
if g.is_ready == False:
self.response.rc.retcode = msg_mds.RC_MDS_SERVICE_IS_NOT_READY
self.response.rc.message = "MDS service is not ready"
self.SendResponse(self.response)
return MS_FINISH
items = self.request_body.lun_name.split("_")
if len(items) != 2 or items[0] != g.node_info.node_name:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun '%s' is not exist" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
self.lun_name = items[1]
self.lun_info = common.GetLunInfoByName(self.lun_name)
if self.lun_info == None:
self.response.rc.retcode = msg_mds.RC_MDS_LUN_NOT_EXIST
self.response.rc.message = "Lun %s not exist" % (
self.request_body.lun_name)
self.SendResponse(self.response)
return MS_FINISH
if self.lun_info.asm_status == "ACTIVE":
self.response.rc.retcode = msg_mds.RC_MDS_LUN_ACTIVE_NOT_ALLOWED
self.response.rc.message = "Lun %s already active state" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
if self.lun_info.config_state == True and self.lun_info.asm_status == "ONLINE":
self.response.rc.retcode = msg_mds.RC_MDS_LUN_ACTIVE_NOT_ALLOWED
self.response.rc.message = "Lun %s not in asm group, please add to group first!" % self.request_body.lun_name
self.SendResponse(self.response)
return MS_FINISH
self.database_node_list = [
node_info for node_info in g.nsnode_list.nsnode_infos
if node_info.sys_mode != "storage"
]
if self.lun_info.asm_status == "INACTIVE":
self.mds_database_request = MakeRequest(
msg_mds.ASMDISK_ONLINE_REQUEST)
asmdisk_info = common.GetASMDiskInfoByLunName(
self.request_body.lun_name)
self.mds_database_request.body.Extensions[
msg_mds.
asmdisk_online_request].asmdisk_name = asmdisk_info.dskname
# 先向第一个计算节点发送请求
self.request_num = 1
return self.send_asm_request()
elif self.lun_info.config_state == False:
self.LongWork(self.online_lun, {})
self.response.rc.retcode = msg_pds.RC_SUCCESS
self.SendResponse(self.response)
return MS_FINISH
else:
self.response.rc.retcode = msg_mds.RC_MDS_NOT_SUPPORT
self.response.rc.message = "Lun active only support lun state is inactive or offline"
self.SendResponse(self.response)
return MS_FINISH