1
0
Files
monitor/cmd/main.go
2023-09-06 17:52:39 +08:00

90 lines
2.4 KiB
Go

package main
import (
"flag"
"os"
"monitor/pkg/controllers"
"monitor/pkg/k8s"
"monitor/pkg/svc"
"go.uber.org/zap/zapcore"
corev1 "k8s.io/api/core/v1"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
)
var (
version string
commit string
level zapcore.Level
conf k8s.Config
disableWebhook bool
)
func main() {
conf.HealthProbeBindAddress = "0" // Disable healthy endpoint of controller manager
conf.LeaderElectionID = "monitor.demo.io"
// 参数解析
flag.TextVar(&level, "log-level", zapcore.InfoLevel, "logger level")
flag.StringVar(&conf.MetricsBindAddress, "metrics-address", "127.0.0.1:8080", "The address the metric endpoint binds to.")
flag.BoolVar(&conf.LeaderElection, "enable-leader-election", false, "Enable leader election for controller manager")
flag.BoolVar(&conf.PProf, "enable-pprof", false, "Enable profile debug")
flag.StringVar(&conf.CaKey.Namespace, "namespace", os.Getenv("POD_NAMESPACE"), "namespace where pod run")
flag.StringVar(&conf.CaKey.Name, "cert-ca", "monitor-ca", "cert ca secret name")
flag.StringVar(&conf.WebhookName, "cert-service-name", "monitor-webhook-service", "The service name used to generate the TLS cert's hostname")
flag.StringVar(&conf.CertDir, "cert-dir", "", "The directory where certs are stored")
flag.BoolVar(&disableWebhook, "disable-webhook", false, "diable webhook mode")
flag.Parse()
// 初始化日志格式
ctrl.SetLogger(zap.New(func(o *zap.Options) {
o.Level = level
o.Development = true
o.TimeEncoder = zapcore.RFC3339TimeEncoder
}))
log := ctrl.Log.WithName("monitor")
setupFinished := make(chan struct{})
mgr, err := k8s.NewManager(conf, setupFinished)
if err != nil {
log.Error(err, "new k8s manager")
os.Exit(1)
}
ev := svc.NewHandler()
if !disableWebhook {
go func() {
<-setupFinished
if err = mgr.Add(ev); err != nil {
log.Error(err, "add event handler")
os.Exit(1)
}
if err = mgr.WebHook(&corev1.Pod{}).WithDefaulter(ev).Complete(); err != nil {
log.Error(err, "setup pod webhook")
os.Exit(1)
}
}()
} else {
if err = mgr.Add(ev); err != nil {
log.Error(err, "add event handler")
os.Exit(1)
}
}
if err = mgr.Setup(controllers.NewService); err != nil {
log.Error(err, "setup service controller")
os.Exit(1)
}
log.Info("starting server", "version", version)
if err = mgr.Start(); err != nil {
log.Error(err, "start serverr")
os.Exit(1)
}
}