Clustermgr管理

查看状态

curl "http://127.0.0.1:9998/stat" | python -m json.tool

展示集群状态，包括raft状态、空间状态、卷信息统计等等。

响应示例

{
         "leader_host": "127.0.0.1:9998",
     "read_only": false,
     "raft_status": {
         "nodeId": 1,
         "term": 2,
         "vote": 1,
         "commit": 909,
         "leader": 1,
         "raftState": "StateLeader",
         "applied": 909,
         "raftApplied": 909,
         "transferee": 0,
         "peers": [
             {
                 "id": 1,
                 "host": "127.0.0.1:10110",
                 "match": 909,
                 "next": 910,
                 "state": "StateReplicate",
                 "paused": false,
                 "pendingSnapshot": 0,
                 "active": true,
                 "isLearner": false,
                 "isInflightFull": false,
                 "inflightCount": 0
             },
             {
                 "id": 2,
                 "host": "127.0.0.1:10111",
                 "match": 909,
                 "next": 910,
                 "state": "StateReplicate",
                 "paused": false,
                 "pendingSnapshot": 0,
                 "active": true,
                 "isLearner": false,
                 "isInflightFull": false,
                 "inflightCount": 0
             },
             {
                 "id": 3,
                 "host": "127.0.0.1:10112",
                 "match": 909,
                 "next": 910,
                 "state": "StateReplicate",
                 "paused": false,
                 "pendingSnapshot": 0,
                 "active": true,
                 "isLearner": false,
                 "isInflightFull": false,
                 "inflightCount": 0
             }
         ]
     },
     "space_stat": {
         "total_space": 314304364536,
         "free_space": 105832886264,
         "used_space": 208471478272,
         "writable_space": 52898562048,
         "total_blob_node": 1,
         "total_disk": 8,
         "disk_stat_infos": [
             {
                 "idc": "z0",
                 "total": 8,
                 "total_chunk": 18728,
                 "total_free_chunk": 6303,
                 "available": 8,
                 "readonly": 0,
                 "expired": 0,
                 "broken": 0,
                 "repairing": 0,
                 "repaired": 0,
                 "dropping": 0,
                 "dropped": 0
             }
         ]
     },
     "volume_stat": {
         "total_volume": 9,
         "idle_volume": 5,
         "can_alloc_volume": 5,
         "active_volume": 4,
         "lock_volume": 0,
         "unlocking_volume": 0
     }
}

节点添加

curl -X POST --header 'Content-Type: application/json' -d '{"peer_id": 1, "host": "127.0.0.1:9998", "member_type": 2}' "http://127.0.0.1:9998/member/add"

添加节点，指定节点类型，地址和id。

参数列表

参数	类型	描述
peer_id	uint64	raft节点id，不可重复
host	string	主机地址
member_type	uint8	节点类型，1表示leaner，2表示normal

成员移除

curl -X POST --header 'Content-Type: application/json' -d '{"peer_id": 1}' "http://127.0.0.1:9998/member/remove"

根据id移除节点。

参数列表

参数	类型	描述
peer_id	uint64	raft节点id，不可重复

切主

curl -X POST --header 'Content-Type: application/json' -d '{"peer_id": 1}' "http://127.0.0.1:9998/leadership/transfer"

根据id切换主节点。

参数列表

参数	类型	描述
peer_id	uint64	raft节点id，不可重复

启动或禁用后台任务

任务类型(type)	任务名(key)	开关(value)
磁盘修复	disk_repair	Enable/Disable
数据均衡	balance	Enable/Disable
磁盘下线	disk_drop	Enable/Disable
数据删除	blob_delete	Enable/Disable
数据修补	shard_repair	Enable/Disable
数据巡检	vol_inspect	Enable/Disable

查看任务状态

curl http://127.0.0.1:9998/config/get?key=balance

开启任务

curl -X POST http://127.0.0.1:9998/config/set -d '{"key":"balance","value":"Enable"}' --header 'Content-Type: application/json'

关闭任务

curl -X POST http://127.0.0.1:9998/config/set -d '{"key":"balance","value":"Disable"}' --header 'Content-Type: application/json'