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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
SinceVersion dev
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}
Examples
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。
Examples
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_portproperties 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/Errorcode 0/1data ""/报错信息
Examples
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}
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}
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/OBSERVERhostPort 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/Errorcode 0/1data ""/报错信息
Examples
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}
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}
