DolphinDB告警推送：多渠道告警通知

目录摘要一、告警推送概述1.1 推送架构1.2 通知渠道1.3 推送策略二、通知渠道配置2.1 渠道配置表2.2 接收人配置2.3 推送规则三、消息模板3.1 模板定义3.2 模板渲染四、多渠道推送4.1 邮件推送4.2 短信推送4.3 微信推送4.4 钉钉推送五、告警升级5.1 升级规则六、推送记录6.1 记录表6.2 推送统计七、实战案例7.1 完整告警推送系统八、总结参考资料摘要本文深入讲解DolphinDB告警推送技术。从通知渠道配置到消息模板设计从多渠道推送到告警升级从推送记录到效果分析全面介绍多渠道告警通知的核心方法。通过丰富的代码示例帮助读者掌握告警推送的核心技能。一、告警推送概述1.1 推送架构告警推送架构告警触发消息构建渠道选择消息发送发送记录1.2 通知渠道渠道适用场景延迟邮件详细告警、报告分钟级短信紧急告警秒级微信实时通知秒级钉钉团队协作秒级电话严重故障即时1.3 推送策略级别渠道策略紧急电话短信微信立即推送严重短信微信5分钟内警告邮件微信15分钟内提示邮件1小时内二、通知渠道配置2.1 渠道配置表//通知渠道配置 share table(1:0,channel_idchannel_typechannel_nameconfigenabled,[STRING,STRING,STRING,STRING,BOOL])asnotification_channel//初始化渠道 insert into notification_channel values(email,email,邮件通知,{smtp:smtp.company.com,port:25,from:alertcompany.com},true)insert into notification_channel values(sms,sms,短信通知,{api:https://sms.company.com/api,appkey:xxx},true)insert into notification_channel values(wechat,wechat,微信通知,{corp_id:xxx,agent_id:xxx,secret:xxx},true)insert into notification_channel values(dingtalk,dingtalk,钉钉通知,{webhook:https://oapi.dingtalk.com/robot/send?access_tokenxxx},true)2.2 接收人配置//接收人配置 share table(1:0,user_iduser_nameemailphonewechatlevelenabled,[STRING,STRING,STRING,STRING,STRING,INT,BOOL])asalert_receiver//初始化接收人 insert into alert_receiver values(user_001,张三,zhangsancompany.com,13800138000,zhangsan,1,true)insert into alert_receiver values(user_002,李四,lisicompany.com,13800138001,lisi,2,true)2.3 推送规则//推送规则 share table(1:0,rule_idlevelchannelsreceiversescalate_minutes,[STRING,INT,STRING,STRING,INT])aspush_rules insert into push_rules values(push_001,1,phone,sms,wechat,user_001,user_002,15)insert into push_rules values(push_002,2,sms,wechat,user_002,30)insert into push_rules values(push_003,3,email,wechat,user_002,60)三、消息模板3.1 模板定义//消息模板 share table(1:0,template_idtemplate_typesubjectcontentchannel,[STRING,STRING,STRING,STRING,STRING])asmessage_template//邮件模板 insert into message_template values(tpl_email,alert,【告警通知】${rule_name} - ${device_id},告警详情\n设备${device_id}\n指标${metric}\n当前值${value}\n阈值${threshold}\n时间${alert_time}\n请及时处理,email)//短信模板 insert into message_template values(tpl_sms,alert,,【告警】${device_id} ${metric}${value}阈值${threshold}请处理。,sms)//微信模板 insert into message_template values(tpl_wechat,alert,,告警通知\n设备${device_id}\n指标${metric}\n当前值${value}\n阈值${threshold},wechat)3.2 模板渲染//渲染消息模板defrenderTemplate(templateId,params){templateselect*frommessage_template where template_idtemplateIdif(template.rows()0){returnnull}contenttemplate.content[0]//替换变量for(keyinparams.keys()){contentcontent.replace(${key},string(params[key]))}returndict(STRING,ANY,[[subject,template.subject[0]],[content,content]])}四、多渠道推送4.1 邮件推送//发送邮件defsendEmail(to,subject,content){//获取邮件配置 configselect*fromnotification_channel where channel_idemailif(config.rows()0ornotconfig.enabled[0]){returnfalse}//构建邮件//实际实现需要调用邮件APIprint(发送邮件到: to 主题: subject)//记录发送 recordNotification(email,to,subject,content,success)returntrue}4.2 短信推送//发送短信defsendSms(phone,content){configselect*fromnotification_channel where channel_idsmsif(config.rows()0ornotconfig.enabled[0]){returnfalse}//调用短信APIprint(发送短信到: phone 内容: content)recordNotification(sms,phone,,content,success)returntrue}4.3 微信推送//发送微信消息defsendWechat(userId,content){configselect*fromnotification_channel where channel_idwechatif(config.rows()0ornotconfig.enabled[0]){returnfalse}//调用微信APIprint(发送微信到: userId 内容: content)recordNotification(wechat,userId,,content,success)returntrue}4.4 钉钉推送//发送钉钉消息defsendDingtalk(content){configselect*fromnotification_channel where channel_iddingtalkif(config.rows()0ornotconfig.enabled[0]){returnfalse}//调用钉钉Webhookprint(发送钉钉消息: content)recordNotification(dingtalk,all,,content,success)returntrue}五、告警升级5.1 升级规则//告警升级检查defcheckEscalation(){//获取未处理告警 alertsselect*fromalert_log where statusin[new,acknowledged]andalert_timenow()-900000//15分钟前for(alertinalerts){//获取升级规则 ruleselect*frompush_rules where levelalert.levelif(rule.rows()0){escalateMinutesrule.escalate_minutes[0]if(now()-alert.alert_timeescalateMinutes*60000){//升级告警 escalateAlert(alert.alert_id)}}}}//执行升级defescalateAlert(alertId){//提升告警级别 update alert_logsetlevellevel-1where alert_idalertId//重新推送 alertselect*fromalert_log where alert_idalertId sendAlert(alert[0])print(告警升级: alertId)}六、推送记录6.1 记录表//推送记录表 share table(1:0,notify_idalert_idchannelreceiversubjectcontentsend_timestatus,[STRING,STRING,STRING,STRING,STRING,STRING,TIMESTAMP,STRING])asnotification_log//记录推送defrecordNotification(channel,receiver,subject,content,status){notifyIdNTFformat(now(),yyyyMMddHHmmss)insert into notification_log values(notifyId,,channel,receiver,subject,content,now(),status)}6.2 推送统计//推送统计defgetNotificationStats(startTime,endTime){returnselect channel,status,count(*)ascountfromnotification_log where send_time between startTimeandendTime group by channel,status}七、实战案例7.1 完整告警推送系统//多渠道告警推送系统//1.创建配置表 share table(1:0,channel_idchannel_typechannel_nameconfigenabled,[STRING,STRING,STRING,STRING,BOOL])asnotification_channel share table(1:0,user_iduser_nameemailphonewechatlevelenabled,[STRING,STRING,STRING,STRING,STRING,INT,BOOL])asalert_receiver share table(1:0,notify_idalert_idchannelreceiversubjectcontentsend_timestatus,[STRING,STRING,STRING,STRING,STRING,STRING,TIMESTAMP,STRING])asnotification_log//2.初始化配置 insert into notification_channel values(email,email,邮件,{},true)insert into notification_channel values(sms,sms,短信,{},true)insert into notification_channel values(wechat,wechat,微信,{},true)insert into alert_receiver values(user_001,张三,zhangsancompany.com,13800138000,zhangsan,1,true)//3.推送函数defsendAlert(alert){//获取推送规则 ruleselect*frompush_rules where levelalert.levelif(rule.rows()0){return}channelsrule.channels[0].split(,)receiversrule.receivers[0].split(,)//构建消息 paramsdict(STRING,ANY,[[device_id,alert.device_id],[metric,alert.metric],[value,alert.value],[threshold,alert.threshold],[alert_time,format(alert.alert_time,yyyy-MM-dd HH:mm:ss)]])//推送到各渠道for(channelinchannels){templateIdtpl_channel messagerenderTemplate(templateId,params)for(receiverinreceivers){userselect*fromalert_receiver where user_idreceiverif(user.rows()0){if(channelemail){sendEmail(user.email[0],message[subject],message[content])}elseif(channelsms){sendSms(user.phone[0],message[content])}elseif(channelwechat){sendWechat(user.wechat[0],message[content])}}}}}print(多渠道告警推送系统启动完成)八、总结本文详细介绍了DolphinDB告警推送通知渠道邮件、短信、微信、钉钉消息模板模板定义、模板渲染多渠道推送邮件、短信、微信推送告警升级升级规则、升级执行推送记录记录表、推送统计思考题如何保证消息推送的可靠性如何设计灵活的消息模板如何实现告警升级的自动化参考资料DolphinDB API企业微信API