106 lines
2.3 KiB
Go
106 lines
2.3 KiB
Go
package main
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import (
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"time"
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"github.com/patrickmn/go-cache"
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"github.com/robfig/cron/v3"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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"github.com/naiba/nezha/cmd/dashboard/controller"
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"github.com/naiba/nezha/cmd/dashboard/rpc"
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"github.com/naiba/nezha/model"
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"github.com/naiba/nezha/service/dao"
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)
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func init() {
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shanghai, err := time.LoadLocation("Asia/Shanghai")
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if err != nil {
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panic(err)
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}
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// 初始化 dao 包
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dao.Conf = &model.Config{}
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dao.Cron = cron.New(cron.WithLocation(shanghai))
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dao.Crons = make(map[uint64]*model.Cron)
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dao.ServerList = make(map[uint64]*model.Server)
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dao.SecretToID = make(map[string]uint64)
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err = dao.Conf.Read("data/config.yaml")
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if err != nil {
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panic(err)
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}
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dao.DB, err = gorm.Open(sqlite.Open("data/sqlite.db"), &gorm.Config{})
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if err != nil {
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panic(err)
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}
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if dao.Conf.Debug {
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dao.DB = dao.DB.Debug()
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}
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if dao.Conf.GRPCPort == 0 {
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dao.Conf.GRPCPort = 5555
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}
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dao.Cache = cache.New(5*time.Minute, 10*time.Minute)
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initSystem()
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}
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func initSystem() {
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dao.DB.AutoMigrate(model.Server{}, model.User{},
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model.Notification{}, model.AlertRule{}, model.Monitor{},
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model.MonitorHistory{}, model.Cron{})
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dao.NewServiceSentinel()
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loadServers() //加载服务器列表
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loadCrons() //加载计划任务
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// 清理旧数据
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dao.Cron.AddFunc("* 3 * * *", cleanMonitorHistory)
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}
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func cleanMonitorHistory() {
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dao.DB.Delete(&model.MonitorHistory{}, "created_at < ?", time.Now().AddDate(0, 0, -30))
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}
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func loadServers() {
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var servers []model.Server
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dao.DB.Find(&servers)
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for _, s := range servers {
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innerS := s
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innerS.Host = &model.Host{}
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innerS.State = &model.HostState{}
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dao.ServerList[innerS.ID] = &innerS
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dao.SecretToID[innerS.Secret] = innerS.ID
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}
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dao.ReSortServer()
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}
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func loadCrons() {
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var crons []model.Cron
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dao.DB.Find(&crons)
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var err error
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for i := 0; i < len(crons); i++ {
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cr := crons[i]
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crIgnoreMap := make(map[uint64]bool)
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for j := 0; j < len(cr.Servers); j++ {
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crIgnoreMap[cr.Servers[j]] = true
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}
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cr.CronID, err = dao.Cron.AddFunc(cr.Scheduler, dao.CronTrigger(cr))
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if err != nil {
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panic(err)
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}
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dao.Crons[cr.ID] = &cr
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}
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dao.Cron.Start()
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}
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func main() {
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go controller.ServeWeb(dao.Conf.HTTPPort)
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go rpc.ServeRPC(dao.Conf.GRPCPort)
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go rpc.DispatchTask(time.Second * 30)
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dao.AlertSentinelStart()
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}
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