138 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			138 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"fmt"
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	"net/http"
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	"net/url"
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	"time"
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	"github.com/getsentry/sentry-go"
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	log "github.com/sirupsen/logrus"
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	"goauthentik.io/internal/common"
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	"goauthentik.io/internal/config"
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	"goauthentik.io/internal/constants"
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	"goauthentik.io/internal/gounicorn"
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	"goauthentik.io/internal/outpost/ak"
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	"goauthentik.io/internal/outpost/proxyv2"
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	"goauthentik.io/internal/web"
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	"goauthentik.io/internal/web/tenant_tls"
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)
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var running = true
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func main() {
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	log.SetLevel(log.DebugLevel)
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	log.SetFormatter(&log.JSONFormatter{
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		FieldMap: log.FieldMap{
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			log.FieldKeyMsg:  "event",
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			log.FieldKeyTime: "timestamp",
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		},
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	})
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	l := log.WithField("logger", "authentik.root")
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	config.DefaultConfig()
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	err := config.LoadConfig("./authentik/lib/default.yml")
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	if err != nil {
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		l.WithError(err).Warning("failed to load default config")
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	}
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	err = config.LoadConfig("./local.env.yml")
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	if err != nil {
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		l.WithError(err).Debug("no local config to load")
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	}
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	err = config.FromEnv()
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	if err != nil {
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		l.WithError(err).Debug("failed to environment variables")
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	}
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	config.ConfigureLogger()
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	if config.G.ErrorReporting.Enabled {
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		err := sentry.Init(sentry.ClientOptions{
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			Dsn:              config.G.ErrorReporting.DSN,
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			AttachStacktrace: true,
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			TracesSampleRate: config.G.ErrorReporting.SampleRate,
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			Release:          fmt.Sprintf("authentik@%s", constants.VERSION),
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			Environment:      config.G.ErrorReporting.Environment,
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			IgnoreErrors: []string{
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				http.ErrAbortHandler.Error(),
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			},
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		})
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		if err != nil {
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			l.WithError(err).Warning("failed to init sentry")
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		}
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	}
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	ex := common.Init()
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	defer common.Defer()
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	u, _ := url.Parse("http://localhost:8000")
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	g := gounicorn.NewGoUnicorn()
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	ws := web.NewWebServer(g)
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	g.HealthyCallback = func() {
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		if !config.G.Web.DisableEmbeddedOutpost {
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			go attemptProxyStart(ws, u)
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		}
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	}
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	go web.RunMetricsServer()
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	go attemptStartBackend(g)
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	ws.Start()
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	<-ex
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	running = false
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	l.Info("shutting down gunicorn")
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	go g.Kill()
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	l.Info("shutting down webserver")
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	go ws.Shutdown()
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}
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func attemptStartBackend(g *gounicorn.GoUnicorn) {
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	for {
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		if !running {
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			return
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		}
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		err := g.Start()
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		log.WithField("logger", "authentik.router").WithError(err).Warning("gunicorn process died, restarting")
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	}
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}
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func attemptProxyStart(ws *web.WebServer, u *url.URL) {
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	maxTries := 100
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	attempt := 0
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	l := log.WithField("logger", "authentik.server")
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	for {
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		l.Debug("attempting to init outpost")
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		ac := ak.NewAPIController(*u, config.G.SecretKey)
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		if ac == nil {
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			attempt += 1
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			time.Sleep(1 * time.Second)
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			if attempt > maxTries {
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				break
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			}
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			continue
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		}
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		// Init tenant_tls here too since it requires an API Client,
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		// so we just re-use the same one as the outpost uses
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		tw := tenant_tls.NewWatcher(ac.Client)
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		go tw.Start()
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		ws.TenantTLS = tw
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		ac.AddRefreshHandler(func() {
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			tw.Check()
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		})
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		srv := proxyv2.NewProxyServer(ac, 0)
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		ws.ProxyServer = srv
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		ac.Server = srv
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		l.Debug("attempting to start outpost")
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		err := ac.StartBackgorundTasks()
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		if err != nil {
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			l.WithError(err).Warning("outpost failed to start")
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			attempt += 1
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			time.Sleep(15 * time.Second)
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			if attempt > maxTries {
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				break
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			}
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			continue
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		} else {
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			select {}
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		}
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	}
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}
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