mirror of
https://github.com/juanfont/headscale.git
synced 2024-12-25 21:55:52 -05:00
Terminate tls immediatly, mux after
This commit is contained in:
Kristoffer Dalby
parent
537cd35cb2
commit
8853ccd5b4
178
app.go
178
app.go
@ -35,7 +35,7 @@ import (
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"golang.org/x/sync/errgroup"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/credentials"
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// "google.golang.org/grpc/credentials"
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"google.golang.org/grpc/metadata"
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"google.golang.org/grpc/peer"
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"google.golang.org/grpc/reflection"
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@ -418,14 +418,65 @@ func (h *Headscale) ensureUnixSocketIsAbsent() error {
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return os.Remove(h.cfg.UnixSocket)
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}
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func (h *Headscale) createRouter(grpcMux *runtime.ServeMux) *gin.Engine {
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router := gin.Default()
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prometheus := ginprometheus.NewPrometheus("gin")
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prometheus.Use(router)
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router.GET(
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"/health",
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func(c *gin.Context) { c.JSON(http.StatusOK, gin.H{"healthy": "ok"}) },
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)
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router.GET("/key", h.KeyHandler)
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router.GET("/register", h.RegisterWebAPI)
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router.POST("/machine/:id/map", h.PollNetMapHandler)
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router.POST("/machine/:id", h.RegistrationHandler)
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router.GET("/oidc/register/:mkey", h.RegisterOIDC)
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router.GET("/oidc/callback", h.OIDCCallback)
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router.GET("/apple", h.AppleMobileConfig)
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router.GET("/apple/:platform", h.ApplePlatformConfig)
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router.GET("/swagger", SwaggerUI)
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router.GET("/swagger/v1/openapiv2.json", SwaggerAPIv1)
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api := router.Group("/api")
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api.Use(h.httpAuthenticationMiddleware)
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{
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api.Any("/v1/*any", gin.WrapF(grpcMux.ServeHTTP))
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}
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router.NoRoute(stdoutHandler)
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return router
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}
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// Serve launches a GIN server with the Headscale API.
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func (h *Headscale) Serve() error {
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var err error
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ctx := context.Background()
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ctx, cancel := context.WithCancel(ctx)
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// Fetch an initial DERP Map before we start serving
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h.DERPMap = GetDERPMap(h.cfg.DERP)
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defer cancel()
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if h.cfg.DERP.AutoUpdate {
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derpMapCancelChannel := make(chan struct{})
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defer func() { derpMapCancelChannel <- struct{}{} }()
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go h.scheduledDERPMapUpdateWorker(derpMapCancelChannel)
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}
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// I HATE THIS
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go h.watchForKVUpdates(updateInterval)
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go h.expireEphemeralNodes(updateInterval)
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if zl.GlobalLevel() == zl.TraceLevel {
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zerolog.RespLog = true
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} else {
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zerolog.RespLog = false
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}
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//
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//
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// Set up LOCAL listeners
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//
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err = h.ensureUnixSocketIsAbsent()
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if err != nil {
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@ -455,7 +506,35 @@ func (h *Headscale) Serve() error {
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os.Exit(0)
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}(sigc)
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networkListener, err := net.Listen("tcp", h.cfg.Addr)
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//
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//
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// Set up REMOTE listeners
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//
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ctx := context.Background()
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ctx, cancel := context.WithCancel(ctx)
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defer cancel()
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var networkListener net.Listener
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tlsConfig, err := h.getTLSSettings()
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if err != nil {
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log.Error().Err(err).Msg("Failed to set up TLS configuration")
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return err
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}
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// if tlsConfig != nil {
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// httpServer.TLSConfig = tlsConfig
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//
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// grpcOptions = append(grpcOptions, grpc.Creds(credentials.NewTLS(tlsConfig)))
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// }
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if tlsConfig != nil {
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networkListener, err = tls.Listen("tcp", h.cfg.Addr, tlsConfig)
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} else {
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networkListener, err = net.Listen("tcp", h.cfg.Addr)
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}
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if err != nil {
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return fmt.Errorf("failed to bind to TCP address: %w", err)
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}
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@ -463,6 +542,7 @@ func (h *Headscale) Serve() error {
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// Create the cmux object that will multiplex 2 protocols on the same port.
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// The two following listeners will be served on the same port below gracefully.
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networkMutex := cmux.New(networkListener)
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// Match gRPC requests here
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grpcListener := networkMutex.MatchWithWriters(
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cmux.HTTP2MatchHeaderFieldSendSettings("content-type", "application/grpc"),
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@ -495,46 +575,7 @@ func (h *Headscale) Serve() error {
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return err
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}
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router := gin.Default()
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prometheus := ginprometheus.NewPrometheus("gin")
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prometheus.Use(router)
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router.GET(
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"/health",
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func(c *gin.Context) { c.JSON(http.StatusOK, gin.H{"healthy": "ok"}) },
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)
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router.GET("/key", h.KeyHandler)
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router.GET("/register", h.RegisterWebAPI)
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router.POST("/machine/:id/map", h.PollNetMapHandler)
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router.POST("/machine/:id", h.RegistrationHandler)
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router.GET("/oidc/register/:mkey", h.RegisterOIDC)
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router.GET("/oidc/callback", h.OIDCCallback)
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router.GET("/apple", h.AppleMobileConfig)
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router.GET("/apple/:platform", h.ApplePlatformConfig)
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router.GET("/swagger", SwaggerUI)
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router.GET("/swagger/v1/openapiv2.json", SwaggerAPIv1)
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api := router.Group("/api")
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api.Use(h.httpAuthenticationMiddleware)
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{
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api.Any("/v1/*any", gin.WrapF(grpcGatewayMux.ServeHTTP))
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}
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router.NoRoute(stdoutHandler)
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// Fetch an initial DERP Map before we start serving
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h.DERPMap = GetDERPMap(h.cfg.DERP)
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if h.cfg.DERP.AutoUpdate {
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derpMapCancelChannel := make(chan struct{})
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defer func() { derpMapCancelChannel <- struct{}{} }()
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go h.scheduledDERPMapUpdateWorker(derpMapCancelChannel)
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}
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// I HATE THIS
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go h.watchForKVUpdates(updateInterval)
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go h.expireEphemeralNodes(updateInterval)
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router := h.createRouter(grpcGatewayMux)
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httpServer := &http.Server{
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Addr: h.cfg.Addr,
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@ -547,12 +588,6 @@ func (h *Headscale) Serve() error {
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WriteTimeout: 0,
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}
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if zl.GlobalLevel() == zl.TraceLevel {
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zerolog.RespLog = true
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} else {
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zerolog.RespLog = false
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}
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grpcOptions := []grpc.ServerOption{
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grpc.UnaryInterceptor(
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grpc_middleware.ChainUnaryServer(
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@ -562,23 +597,6 @@ func (h *Headscale) Serve() error {
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),
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}
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tlsConfig, err := h.getTLSSettings()
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if err != nil {
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log.Error().Err(err).Msg("Failed to set up TLS configuration")
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return err
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}
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if tlsConfig != nil {
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httpServer.TLSConfig = tlsConfig
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// grpcOptions = append(grpcOptions, grpc.Creds(credentials.NewTLS(tlsConfig)))
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grpcOptions = append(
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grpcOptions,
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grpc.Creds(credentials.NewServerTLSFromCert(&tlsConfig.Certificates[0])),
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)
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}
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grpcServer := grpc.NewServer(grpcOptions...)
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// Start the local gRPC server without TLS and without authentication
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@ -592,22 +610,20 @@ func (h *Headscale) Serve() error {
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errorGroup := new(errgroup.Group)
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errorGroup.Go(func() error { return grpcSocket.Serve(socketListener) })
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// TODO(kradalby): Verify if we need the same TLS setup for gRPC as HTTP
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errorGroup.Go(func() error { return grpcServer.Serve(grpcListener) })
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if tlsConfig != nil {
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errorGroup.Go(func() error {
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tlsl := tls.NewListener(httpListener, tlsConfig)
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return httpServer.Serve(tlsl)
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})
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} else {
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errorGroup.Go(func() error { return httpServer.Serve(httpListener) })
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}
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errorGroup.Go(func() error { return httpServer.Serve(httpListener) })
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errorGroup.Go(func() error { return networkMutex.Serve() })
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// if tlsConfig != nil {
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// errorGroup.Go(func() error {
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// tlsl := tls.NewListener(httpListener, tlsConfig)
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//
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// return httpServer.Serve(tlsl)
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// })
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// } else {
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// errorGroup.Go(func() error { return httpServer.Serve(httpListener) })
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// }
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log.Info().
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Msgf("listening and serving (multiplexed HTTP and gRPC) on: %s", h.cfg.Addr)
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