Table of Contents
hanode.get
描述
integer/array hanode.get(object parameters)
该方法允许根据给定参数检索高可用性集群节点列表。
此方法仅适用于超级管理员用户类型。 更多信息请参阅User roles。
参数
(object) 定义输出结果的参数
该方法支持以下参数
| 参数 | 数据类型 | 描述 |
|---|---|---|
| ha_nodeids | string/array | 仅返回具有指定节点ID的节点 |
| filter | object | 仅返回完全匹配给定过滤条件的结果 接受一个array，其中键为属性名称，值为单个值或用于匹配的array值集合 允许通过以下节点属性进行过滤： name、address、status |
| sortfield | string/array | 按指定属性对结果排序 可选值为： name、lastaccess、status |
| countOutput | flag | 这些参数在通用get方法参数中有详细说明 |
| limit | integer | |
| output | query | |
| preservekeys | boolean | |
| sortorder | string/array |
返回值
(integer/array) 返回以下两种结果之一：
- 一个包含objects的array；
- 若使用了
countOutput参数，则返回检索到的objects数量。
示例
获取按状态排序的节点列表
请求：
{
"jsonrpc": "2.0",
"method": "hanode.get",
"params": {
"preservekeys": true,
"sortfield": "status",
"sortorder": "DESC"
},
"auth": "3a57200802b24cda67c4e4010b50c065",
"id": 1
}响应：
{
"jsonrpc": "2.0",
"result": {
"ckuo7i1nw000h0sajj3l3hh8u": {
"ha_nodeid": "ckuo7i1nw000h0sajj3l3hh8u",
"name": "node-active",
"address": "192.168.1.13",
"port": "10051",
"lastaccess": "1635335704",
"status": "3"
},
"ckuo7i1nw000e0sajwfttc1mp": {
"ha_nodeid": "ckuo7i1nw000e0sajwfttc1mp",
"name": "node6",
"address": "192.168.1.10",
"port": "10053",
"lastaccess": "1635332902",
"status": "2"
},
"ckuo7i1nv000c0sajz85xcrtt": {
"ha_nodeid": "ckuo7i1nv000c0sajz85xcrtt",
"name": "node4",
"address": "192.168.1.8",
"port": "10052",
"lastaccess": "1635334214",
"status": "1"
},
"ckuo7i1nv000a0saj1fcdkeu4": {
"ha_nodeid": "ckuo7i1nv000a0saj1fcdkeu4",
"name": "node2",
"address": "192.168.1.6",
"port": "10051",
"lastaccess": "1635335705",
"status": "0"
}
},
"id": 1
}按节点ID获取特定节点列表
请求：
{
"jsonrpc": "2.0",
"method": "hanode.get",
"params": {
"ha_nodeids": ["ckuo7i1nw000e0sajwfttc1mp", "ckuo7i1nv000c0sajz85xcrtt"]
},
"auth": "3a57200802b24cda67c4e4010b50c065",
"id": 1
}响应：
{
"jsonrpc": "2.0",
"result": [
{
"ha_nodeid": "ckuo7i1nv000c0sajz85xcrtt",
"name": "node4",
"address": "192.168.1.8",
"port": "10052",
"lastaccess": "1635334214",
"status": "1"
},
{
"ha_nodeid": "ckuo7i1nw000e0sajwfttc1mp",
"name": "node6",
"address": "192.168.1.10",
"port": "10053",
"lastaccess": "1635332902",
"status": "2"
}
],
"id": 1
}获取已停止节点列表
请求：
{
"jsonrpc": "2.0",
"method": "hanode.get",
"params": {
"output": ["ha_nodeid", "address", "port"],
"filter": {
"status": 1
}
},
"auth": "3a57200802b24cda67c4e4010b50c065",
"id": 1
}响应：
{
"jsonrpc": "2.0",
"result": [
{
"ha_nodeid": "ckuo7i1nw000g0sajjsjre7e3",
"address": "192.168.1.12",
"port": "10051"
},
{
"ha_nodeid": "ckuo7i1nv000c0sajz85xcrtt",
"address": "192.168.1.8",
"port": "10052"
},
{
"ha_nodeid": "ckuo7i1nv000d0sajd95y1b6x",
"address": "192.168.1.9",
"port": "10053"
}
],
"id": 1
}获取备用节点数量
请求：
{
"jsonrpc": "2.0",
"method": "hanode.get",
"params": {
"countOutput": true,
"filter": {
"status": 0
}
},
"auth": "3a57200802b24cda67c4e4010b50c065",
"id": 1
}响应：
检查特定IP地址节点的状态
请求：
{
"jsonrpc": "2.0",
"method": "hanode.get",
"params": {
"output": ["name", "status"],
"filter": {
"address": ["192.168.1.7", "192.168.1.13"]
}
},
"auth": "3a57200802b24cda67c4e4010b50c065",
"id": 1
}响应：
{
"jsonrpc": "2.0",
"result": [
{
"name": "node3",
"status": "0"
},
{
"name": "node-active",
"status": "3"
}
],
"id": 1
}来源
CHaNode::get() 位于 ui/include/classes/api/services/CHaNode.php 文件中。