[collector] jsonPath解析http响应数据和calculates表达式计算实现
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@@ -98,6 +98,10 @@ public class Metrics {
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* 指标类型 number:数字 string:字符串
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*/
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private String type;
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/**
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* 此字段是否为实例主键
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*/
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private boolean instance = false;
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/**
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* 指标单位
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*/
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@@ -57,4 +57,9 @@ public interface CommonConstants {
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*/
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byte SUSPENDING = 0x04;
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/**
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* null空值占位符
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*/
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String NULL_VALUE = " ";
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}
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30
common/src/main/java/com/usthe/common/util/CommonUtil.java
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30
common/src/main/java/com/usthe/common/util/CommonUtil.java
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@@ -0,0 +1,30 @@
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package com.usthe.common.util;
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import lombok.extern.slf4j.Slf4j;
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/**
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* 公共工具类
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* @author tomsun28
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* @date 2021/11/20 17:29
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*/
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@Slf4j
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public class CommonUtil {
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/**
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* 将字符串str转换为double数字类型
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* @param str string
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* @return double 数字
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*/
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public static Double parseDoubleStr(String str) {
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if (str == null || "".equals(str)) {
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return null;
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}
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try {
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return Double.parseDouble(str);
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} catch (Exception e) {
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log.debug(e.getMessage(), e);
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return null;
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}
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}
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}
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@@ -45,6 +45,9 @@ public class IpDomainUtil {
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* @return 存在true
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*/
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public static boolean isHasSchema(String domainIp) {
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if (domainIp == null || "".equals(domainIp)) {
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return false;
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}
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return DOMAIN_SCHEMA.matcher(domainIp).matches();
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}
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@@ -20,17 +20,21 @@ metrics:
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priority: 0
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# 指标组中的具体监控指标
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fields:
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# 指标信息 包括 field名称, type字段类型:number数字,string字符串, unit:指标单位
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# 指标信息 包括 field名称, type字段类型:number数字,string字符串,instance是否为实例主键 unit:指标单位
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- field: hostname
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type: instance
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instance: true
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- field: usage
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type: number
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unit: '%'
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- field: cores
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type: number
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- field: waitime
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- field: waitTime
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type: number
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unit: s
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# (非必须)监控指标别名,与上面的指标名映射。用于采集接口数据字段不直接是最终指标名称,需要此别名做映射转换
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aliasFields:
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- hostname
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- core1
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- core2
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- usage
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@@ -39,6 +43,7 @@ metrics:
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# (非必须)指标计算表达式,与上面的别名一起作用,计算出最终需要的指标值
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# eg: cores=core1+core2, usage=usage, waitTime=allTime-runningTime
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calculates:
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- hostname=hostname
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- cores=core1+core2
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- usage=usage
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- waitTime=allTime-runningTime
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@@ -51,7 +56,7 @@ metrics:
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# 端口
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port: ^_^port^_^
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# url请求接口路径
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url: /cpu
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url: /metrics/cpu
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# 请求方式 GET POST PUT DELETE PATCH
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method: GET
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# 是否启用ssl/tls,即是http还是https,默认false
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@@ -69,13 +74,15 @@ metrics:
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type: Basic Auth
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basicAuthUsername: ^_^username^_^
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basicAuthPassword: ^_^password^_^
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# 响应数据解析方式: default-系统规则,json_path-jsonPath脚本,xml_path-xmlPath脚本,prometheus-Prometheus数据规则
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# 响应数据解析方式: default-系统规则,jsonPath-jsonPath脚本,xmlPath-xmlPath脚本,prometheus-Prometheus数据规则
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parseType: jsonPath
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parseScript: '$.cpu[:1].*'
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parseScript: '$'
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- name: memory
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priority: 1
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fields:
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- field: hostname
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type: string
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- field: total
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type: number
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unit: kb
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@@ -88,7 +95,7 @@ metrics:
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http:
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host: ^_^host^_^
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port: ^_^port^_^
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url: /memory
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url: /metrics/memory
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method: GET
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headers:
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apiVersion: v1
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@@ -99,5 +106,4 @@ metrics:
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type: Basic Auth
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basicAuthUsername: ^_^username^_^
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basicAuthPassword: ^_^password^_^
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parseType: jsonPath
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parseScript: '$.memory[:1].*'
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parseType: default
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@@ -14,7 +14,7 @@ param:
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name: 端口
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type: number
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# 当type为number时,用range表示范围
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range: '[0,255]'
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range: '[0,65535]'
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required: true
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- field: username
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name: 用户名
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