internal: fix race condition with config loading on startup, add index on debug server

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

cmd/ldap/main.go

@@ -0,0 +1,79 @@
+package main
+
+import (
+	"fmt"
+	"net/url"
+	"os"
+
+	log "github.com/sirupsen/logrus"
+
+	"goauthentik.io/internal/common"
+	"goauthentik.io/internal/config"
+	"goauthentik.io/internal/debug"
+	"goauthentik.io/internal/outpost/ak"
+	"goauthentik.io/internal/outpost/ldap"
+)
+
+const helpMessage = `authentik ldap
+
+Required environment variables:
+- AUTHENTIK_HOST: URL to connect to (format "http://authentik.company")
+- AUTHENTIK_TOKEN: Token to authenticate with
+- AUTHENTIK_INSECURE: Skip SSL Certificate verification`
+
+func main() {
+	log.SetLevel(log.DebugLevel)
+	log.SetFormatter(&log.JSONFormatter{
+		FieldMap: log.FieldMap{
+			log.FieldKeyMsg:  "event",
+			log.FieldKeyTime: "timestamp",
+		},
+		DisableHTMLEscape: true,
+	})
+	debug.EnableDebugServer()
+	akURL := config.Get().AuthentikHost
+	if akURL == "" {
+		fmt.Println("env AUTHENTIK_HOST not set!")
+		fmt.Println(helpMessage)
+		os.Exit(1)
+	}
+	akToken := config.Get().AuthentikToken
+	if akToken == "" {
+		fmt.Println("env AUTHENTIK_TOKEN not set!")
+		fmt.Println(helpMessage)
+		os.Exit(1)
+	}
+
+	akURLActual, err := url.Parse(akURL)
+	if err != nil {
+		fmt.Println(err)
+		fmt.Println(helpMessage)
+		os.Exit(1)
+	}
+
+	ex := common.Init()
+	defer common.Defer()
+	go func() {
+		for {
+			<-ex
+			os.Exit(0)
+		}
+	}()
+
+	ac := ak.NewAPIController(*akURLActual, akToken)
+	if ac == nil {
+		os.Exit(1)
+	}
+	defer ac.Shutdown()
+
+	ac.Server = ldap.NewServer(ac)
+
+	err = ac.Start()
+	if err != nil {
+		log.WithError(err).Panic("Failed to run server")
+	}
+
+	for {
+		<-ex
+	}
+}