获取

描述

整数/数组 history.get(object **parameters**)

该方法允许根据给定的参数检索历史数据 参考: known issues

参数

(object) 定义期望输出的参数.

该方法支持以下参数：

参数类型描述
history整数要返回的历史对象类型.

可能的值:
0 - 数字浮点;
1 - 字符串;
2 - 日志;
3 - 无符号数字;
4 - 文本.

默认值: 3.
hostids字符串/数组只返回给定主机的历史记录
itemids字符串/数组只返回给定监控项的历史记录
time_from时间戳仅返回在给定时间时或之后收到的值
time_till时间戳仅返回在给定时间时或之前收到的值
sortfield字符串/数组按照给定的属性对结果进行排序

可能的值: itemid 或 clock
countOutput布尔值这些参数对于所有get方法都是通用的，详细描述可参考： reference commentary
editable布尔值
excludeSearch布尔值
filter对象
limit整数
output查询
search对象
searchByAny布尔值
searchWildcardsEnabled布尔值
sortorder字符串/数组
startSearch布尔值

返回值

(整数/数组) 返回:

  • 一组对象

  • 如果使用了countOutput参数，返回检索对象的数量

示例

获取监控项历史数据

从数字(浮点)监控项中获取最近10条数据

请求:

  1. {
  2.     "jsonrpc": "2.0",
  3.     "method": "history.get",
  4.     "params": {
  5.         "output": "extend",
  6.         "history": 0,
  7.         "itemids": "23296",
  8.         "sortfield": "clock",
  9.         "sortorder": "DESC",
  10.         "limit": 10
  11.     },
  12.     "auth": "038e1d7b1735c6a5436ee9eae095879e",
  13.     "id": 1
  14. }

响应:

  1. {
  2.     "jsonrpc": "2.0",
  3.     "result": [
  4.         {
  5.             "itemid": "23296",
  6.             "clock": "1351090996",
  7.             "value": "0.0850",
  8.             "ns": "563157632"
  9.         },
  10.         {
  11.             "itemid": "23296",
  12.             "clock": "1351090936",
  13.             "value": "0.1600",
  14.             "ns": "549216402"
  15.         },
  16.         {
  17.             "itemid": "23296",
  18.             "clock": "1351090876",
  19.             "value": "0.1800",
  20.             "ns": "537418114"
  21.         },
  22.         {
  23.             "itemid": "23296",
  24.             "clock": "1351090816",
  25.             "value": "0.2100",
  26.             "ns": "522659528"
  27.         },
  28.         {
  29.             "itemid": "23296",
  30.             "clock": "1351090756",
  31.             "value": "0.2150",
  32.             "ns": "507809457"
  33.         },
  34.         {
  35.             "itemid": "23296",
  36.             "clock": "1351090696",
  37.             "value": "0.2550",
  38.             "ns": "495509699"
  39.         },
  40.         {
  41.             "itemid": "23296",
  42.             "clock": "1351090636",
  43.             "value": "0.3600",
  44.             "ns": "477708209"
  45.         },
  46.         {
  47.             "itemid": "23296",
  48.             "clock": "1351090576",
  49.             "value": "0.3750",
  50.             "ns": "463251343"
  51.         },
  52.         {
  53.             "itemid": "23296",
  54.             "clock": "1351090516",
  55.             "value": "0.3150",
  56.             "ns": "447947017"
  57.         },
  58.         {
  59.             "itemid": "23296",
  60.             "clock": "1351090456",
  61.             "value": "0.2750",
  62.             "ns": "435307141"
  63.         }
  64.     ],
  65.     "id": 1
  66. }

来源

CHistory::get() in frontends/php/include/classes/api/services/CHistory.php.