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Node Action

Request​

GET /rest/v2/manager/node/frontends

GET /rest/v2/manager/node/backends

GET /rest/v2/manager/node/brokers

GET /rest/v2/manager/node/configuration_name

GET /rest/v2/manager/node/node_list

POST /rest/v2/manager/node/configuration_info

POST /rest/v2/manager/node/set_config/fe

POST /rest/v2/manager/node/set_config/be

POST /rest/v2/manager/node/{action}/be

POST /rest/v2/manager/node/{action}/fe

获取 fe, be, broker 节点信息​

GET /rest/v2/manager/node/frontends

GET /rest/v2/manager/node/backends

GET /rest/v2/manager/node/brokers

Description​

用于获取集群获取 fe, be, broker 节点信息。

Response​

frontends:
{
    "msg": "success",
    "code": 0,
    "data": {
        "column_names": [
            "Name",
            "IP",
            "HostName",
            "EditLogPort",
            "HttpPort",
            "QueryPort",
            "RpcPort",
            "ArrowFlightSqlPort",
            "Role",
            "IsMaster",
            "ClusterId",
            "Join",
            "Alive",
            "ReplayedJournalId",
            "LastHeartbeat",
            "IsHelper",
            "ErrMsg",
            "Version"
        ],
        "rows": [
            [
                ...
            ]
        ]
    },
    "count": 0
}
backends:
{
    "msg": "success",
    "code": 0,
    "data": {
        "column_names": [
            "BackendId",
            "Cluster",
            "IP",
            "HostName",
            "HeartbeatPort",
            "BePort",
            "HttpPort",
            "BrpcPort",
            "LastStartTime",
            "LastHeartbeat",
            "Alive",
            "SystemDecommissioned",
            "ClusterDecommissioned",
            "TabletNum",
            "DataUsedCapacity",
            "AvailCapacity",
            "TotalCapacity",
            "UsedPct",
            "MaxDiskUsedPct",
            "ErrMsg",
            "Version",
            "Status"
        ],
        "rows": [
            [
                ...
            ]
        ]
    },
    "count": 0
}
brokers:
{
    "msg": "success",
    "code": 0,
    "data": {
        "column_names": [
            "Name",
            "IP",
            "HostName",
            "Port",
            "Alive",
            "LastStartTime",
            "LastUpdateTime",
            "ErrMsg"
        ],
        "rows": [
            [
                ...
            ]
        ]
    },
    "count": 0
}

获取节点配置信息​

GET /rest/v2/manager/node/configuration_name

GET /rest/v2/manager/node/node_list

POST /rest/v2/manager/node/configuration_info

Description​

configuration_name 用于获取节点配置项名称。
node_list 用于获取节点列表。
configuration_info 用于获取节点配置详细信息。

Query parameters​

GET /rest/v2/manager/node/configuration_name
无

GET /rest/v2/manager/node/node_list
无

POST /rest/v2/manager/node/configuration_info

  • type 值为 fe 或 be，用于指定获取 fe 的配置信息或 be 的配置信息。

Request body​

GET /rest/v2/manager/node/configuration_name
无

GET /rest/v2/manager/node/node_list
无

POST /rest/v2/manager/node/configuration_info

{
	"conf_name": [
		""
	],
	"node": [
		""
	]
}

若不带body，body中的参数都使用默认值。  
conf_name 用于指定返回哪些配置项的信息， 默认返回所有配置项信息；
node 用于指定返回哪些节点的配置项信息，默认为全部fe节点或be节点配置项信息。

Response​

GET /rest/v2/manager/node/configuration_name

{
    "msg": "success",
    "code": 0,
    "data": {
        "backend":[
            ""
        ],
        "frontend":[
            ""
        ]
    },
    "count": 0
}

GET /rest/v2/manager/node/node_list

{
    "msg": "success",
    "code": 0,
    "data": {
        "backend": [
            ""
        ],
        "frontend": [
            ""
        ]
    },
    "count": 0
}

POST /rest/v2/manager/node/configuration_info?type=fe

{
    "msg": "success",
    "code": 0,
    "data": {
        "column_names": [
            "配置项",
            "节点",
            "节点类型",
            "配置值类型",
            "MasterOnly",
            "配置值",
            "可修改"
        ],
        "rows": [
            [
                ""
            ]
        ]
    },
    "count": 0
}

POST /rest/v2/manager/node/configuration_info?type=be

{
    "msg": "success",
    "code": 0,
    "data": {
        "column_names": [
            "配置项",
            "节点",
            "节点类型",
            "配置值类型",
            "配置值",
            "可修改"
        ],
        "rows": [
            [
                ""
            ]
        ]
    },
    "count": 0
}

示例​

  1. 获取 fe agent_task_resend_wait_time_ms 配置项信息：

    POST /rest/v2/manager/node/configuration_info?type=fe
    body:

    {
        "conf_name":[
            "agent_task_resend_wait_time_ms"
        ]
    }

    Response:

    {
        "msg": "success",
        "code": 0,
        "data": {
            "column_names": [
                "配置项",
                "节点",
                "节点类型",
                "配置值类型",
                "MasterOnly",
                "配置值",
                "可修改"
            ],
            "rows": [
                [
                    "agent_task_resend_wait_time_ms",
                    "127.0.0.1:8030",
                    "FE",
                    "long",
                    "true",
                    "50000",
                    "true"
                ]
            ]
        },
        "count": 0
    }

修改配置值​

POST /rest/v2/manager/node/set_config/fe

POST /rest/v2/manager/node/set_config/be

Description​

用于修改 fe 或 be 节点配置值

Request body​

{
	"config_name":{
		"node":[
			""
		],
		"value":"",
		"persist":
	}
}

config_name为对应的配置项；  
node为关键字，表示要修改的节点列表;  
value为配置的值；  
persist为 true 表示永久修改， false 表示临时修改。永久修改重启后能生效， 临时修改重启后失效。

Response​

GET /rest/v2/manager/node/configuration_name

{
	"msg": "",
	"code": 0,
	"data": {
		"failed":[
			{
				"config_name":"name",
				"value"="",
				"node":"",
				"err_info":""
			}
		]
	},
	"count": 0
}

failed 表示修改失败的配置信息。

示例​

  1. 修改 fe 127.0.0.1:8030 节点中 agent_task_resend_wait_time_ms 和 alter_table_timeout_second 配置值：

    POST /rest/v2/manager/node/set_config/fe body:

    {
        "agent_task_resend_wait_time_ms":{
            "node":[
    	    	"127.0.0.1:8030"
    	    ],
    	    "value":"10000",
    	    "persist":"true"
        },
        "alter_table_timeout_second":{
            "node":[
    	    	"127.0.0.1:8030"
    	    ],
    	    "value":"true",
    	    "persist":"true"
        }
    }

    Response:

    {
        "msg": "success",
        "code": 0,
        "data": {
            "failed": [
                {
                    "config_name": "alter_table_timeout_second",
                    "node": "10.81.85.89:8837",
                    "err_info": "Unsupported configuration value type.",
                    "value": "true"
                }
            ]
        },
        "count": 0
    }

    agent_task_resend_wait_time_ms 配置值修改成功，alter_table_timeout_second 修改失败。

操作 be 节点​

POST /rest/v2/manager/node/{action}/be

Description​

用于添加/删除/下线 be 节点

action：ADD/DROP/DECOMMISSION

Request body​

{
    "hostPorts": ["127.0.0.1:9050"],
    "properties": {
        "tag.location": "test"
    }
}

hostPorts 需要操作的一组 be 节点地址 ip:heartbeat_port
properties 添加节点时传入的配置，目前只用于配置 tag, 不传使用默认 tag

Response​

{
    "msg": "Error",
    "code": 1,
    "data": "errCode = 2, detailMessage = Same backend already exists[127.0.0.1:9050]",
    "count": 0
}

msg Success/Error
code 0/1
data ""/报错信息

示例​

  1. 添加 be 节点

    post /rest/v2/manager/node/ADD/be Request body

    {
        "hostPorts": ["127.0.0.1:9050"]
    }

    Response

    {
        "msg": "success",
        "code": 0,
        "data": null,
        "count": 0
    }

  2. 删除 be 节点

    post /rest/v2/manager/node/DROP/be Request body

    {
        "hostPorts": ["127.0.0.1:9050"]
    }

    Response

    {
        "msg": "success",
        "code": 0,
        "data": null,
        "count": 0
    }

  3. 下线 be 节点

    post /rest/v2/manager/node/DECOMMISSION/be Request body

    {
        "hostPorts": ["127.0.0.1:9050"]
    }

    Response

    {
        "msg": "success",
        "code": 0,
        "data": null,
        "count": 0
    }

操作 fe 节点​

POST /rest/v2/manager/node/{action}/fe

Description​

用于添加/删除 fe 节点

action：ADD/DROP

Request body​

{
    "role": "FOLLOWER",
    "hostPort": "127.0.0.1:9030"
}

role FOLLOWER/OBSERVER
hostPort 需要操作的 fe 节点地址 ip:edit_log_port

Response​

{
    "msg": "Error",
    "code": 1,
    "data": "errCode = 2, detailMessage = frontend already exists name: 127.0.0.1:9030_1670495889415, role: FOLLOWER, 127.0.0.1:9030",
    "count": 0
}

msg Success/Error
code 0/1
data ""/报错信息

示例​

  1. 添加 FOLLOWER 节点

    post /rest/v2/manager/node/ADD/fe Request body

    {
        "role": "FOLLOWER",
        "hostPort": "127.0.0.1:9030"
    }

    Response

    {
        "msg": "success",
        "code": 0,
        "data": null,
        "count": 0
    }

  2. 删除 FOLLOWER 节点

    post /rest/v2/manager/node/DROP/fe Request body

    {
        "role": "FOLLOWER",
        "hostPort": "127.0.0.1:9030"
    }

    Response

    {
        "msg": "success",
        "code": 0,
        "data": null,
        "count": 0
    }
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