mirror of
https://github.com/0rangebananaspy/authelia.git
synced 2024-09-14 22:47:21 +07:00
348 lines
15 KiB
Go
348 lines
15 KiB
Go
package server
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import (
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"net"
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"os"
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"strconv"
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"strings"
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"time"
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duoapi "github.com/duosecurity/duo_api_golang"
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"github.com/fasthttp/router"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"github.com/sirupsen/logrus"
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"github.com/valyala/fasthttp"
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"github.com/valyala/fasthttp/expvarhandler"
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"github.com/valyala/fasthttp/fasthttpadaptor"
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"github.com/valyala/fasthttp/pprofhandler"
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"github.com/authelia/authelia/v4/internal/configuration/schema"
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"github.com/authelia/authelia/v4/internal/duo"
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"github.com/authelia/authelia/v4/internal/handlers"
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"github.com/authelia/authelia/v4/internal/logging"
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"github.com/authelia/authelia/v4/internal/middlewares"
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"github.com/authelia/authelia/v4/internal/oidc"
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"github.com/authelia/authelia/v4/internal/utils"
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)
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// Replacement for the default error handler in fasthttp.
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func handleError() func(ctx *fasthttp.RequestCtx, err error) {
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headerXForwardedFor := []byte(fasthttp.HeaderXForwardedFor)
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getRemoteIP := func(ctx *fasthttp.RequestCtx) string {
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if hdr := ctx.Request.Header.PeekBytes(headerXForwardedFor); hdr != nil {
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ips := strings.Split(string(hdr), ",")
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if len(ips) > 0 {
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return strings.Trim(ips[0], " ")
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}
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}
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return ctx.RemoteIP().String()
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}
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return func(ctx *fasthttp.RequestCtx, err error) {
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var (
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statusCode int
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message string
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)
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switch e := err.(type) {
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case *fasthttp.ErrSmallBuffer:
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statusCode = fasthttp.StatusRequestHeaderFieldsTooLarge
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message = "Request from client exceeded the server buffer sizes."
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case *net.OpError:
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if e.Timeout() {
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statusCode = fasthttp.StatusRequestTimeout
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message = "Request timeout occurred while handling request from client."
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} else {
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statusCode = fasthttp.StatusBadRequest
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message = "An unknown network error occurred while handling a request from client."
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}
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default:
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statusCode = fasthttp.StatusBadRequest
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message = "An unknown error occurred while handling a request from client."
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}
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logging.Logger().WithFields(logrus.Fields{
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"method": string(ctx.Method()),
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"path": string(ctx.Path()),
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"remote_ip": getRemoteIP(ctx),
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"status_code": statusCode,
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}).WithError(err).Error(message)
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handlers.SetStatusCodeResponse(ctx, statusCode)
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}
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}
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func handleNotFound(next fasthttp.RequestHandler) fasthttp.RequestHandler {
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return func(ctx *fasthttp.RequestCtx) {
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path := strings.ToLower(string(ctx.Path()))
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for i := 0; i < len(httpServerDirs); i++ {
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if path == httpServerDirs[i].name || strings.HasPrefix(path, httpServerDirs[i].prefix) {
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handlers.SetStatusCodeResponse(ctx, fasthttp.StatusNotFound)
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return
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}
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}
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next(ctx)
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}
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}
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func handleRouter(config schema.Configuration, providers middlewares.Providers) fasthttp.RequestHandler {
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rememberMe := strconv.FormatBool(config.Session.RememberMeDuration != schema.RememberMeDisabled)
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resetPassword := strconv.FormatBool(!config.AuthenticationBackend.DisableResetPassword)
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resetPasswordCustomURL := config.AuthenticationBackend.PasswordReset.CustomURL.String()
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duoSelfEnrollment := f
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if !config.DuoAPI.Disable {
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duoSelfEnrollment = strconv.FormatBool(config.DuoAPI.EnableSelfEnrollment)
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}
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https := config.Server.TLS.Key != "" && config.Server.TLS.Certificate != ""
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serveIndexHandler := ServeTemplatedFile(embeddedAssets, indexFile, config.Server.AssetPath, duoSelfEnrollment, rememberMe, resetPassword, resetPasswordCustomURL, config.Session.Name, config.Theme, https)
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serveSwaggerHandler := ServeTemplatedFile(swaggerAssets, indexFile, config.Server.AssetPath, duoSelfEnrollment, rememberMe, resetPassword, resetPasswordCustomURL, config.Session.Name, config.Theme, https)
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serveSwaggerAPIHandler := ServeTemplatedFile(swaggerAssets, apiFile, config.Server.AssetPath, duoSelfEnrollment, rememberMe, resetPassword, resetPasswordCustomURL, config.Session.Name, config.Theme, https)
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handlerPublicHTML := newPublicHTMLEmbeddedHandler()
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handlerLocales := newLocalesEmbeddedHandler()
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middleware := middlewares.NewBridgeBuilder(config, providers).
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WithPreMiddlewares(middlewares.SecurityHeaders).Build()
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policyCORSPublicGET := middlewares.NewCORSPolicyBuilder().
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WithAllowedMethods("OPTIONS", "GET").
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WithAllowedOrigins("*").
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Build()
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r := router.New()
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// Static Assets.
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r.GET("/", middleware(serveIndexHandler))
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for _, f := range rootFiles {
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r.GET("/"+f, handlerPublicHTML)
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}
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r.GET("/favicon.ico", middlewares.AssetOverride(config.Server.AssetPath, 0, handlerPublicHTML))
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r.GET("/static/media/logo.png", middlewares.AssetOverride(config.Server.AssetPath, 2, handlerPublicHTML))
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r.GET("/static/{filepath:*}", handlerPublicHTML)
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// Locales.
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r.GET("/locales/{language:[a-z]{1,3}}-{variant:[a-zA-Z0-9-]+}/{namespace:[a-z]+}.json", middlewares.AssetOverride(config.Server.AssetPath, 0, handlerLocales))
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r.GET("/locales/{language:[a-z]{1,3}}/{namespace:[a-z]+}.json", middlewares.AssetOverride(config.Server.AssetPath, 0, handlerLocales))
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// Swagger.
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r.GET("/api/", middleware(serveSwaggerHandler))
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r.OPTIONS("/api/", policyCORSPublicGET.HandleOPTIONS)
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r.GET("/api/"+apiFile, policyCORSPublicGET.Middleware(middleware(serveSwaggerAPIHandler)))
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r.OPTIONS("/api/"+apiFile, policyCORSPublicGET.HandleOPTIONS)
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for _, file := range swaggerFiles {
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r.GET("/api/"+file, handlerPublicHTML)
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}
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middlewareAPI := middlewares.NewBridgeBuilder(config, providers).
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WithPreMiddlewares(middlewares.SecurityHeaders, middlewares.SecurityHeadersNoStore, middlewares.SecurityHeadersCSPNone).
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Build()
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middleware1FA := middlewares.NewBridgeBuilder(config, providers).
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WithPreMiddlewares(middlewares.SecurityHeaders, middlewares.SecurityHeadersNoStore, middlewares.SecurityHeadersCSPNone).
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WithPostMiddlewares(middlewares.Require1FA).
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Build()
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r.GET("/api/health", middlewareAPI(handlers.HealthGET))
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r.GET("/api/state", middlewareAPI(handlers.StateGET))
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r.GET("/api/configuration", middleware1FA(handlers.ConfigurationGET))
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r.GET("/api/configuration/password-policy", middlewareAPI(handlers.PasswordPolicyConfigurationGET))
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metricsVRMW := middlewares.NewMetricsVerifyRequest(providers.Metrics)
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r.GET("/api/verify", middlewares.Wrap(metricsVRMW, middleware(handlers.VerifyGET(config.AuthenticationBackend))))
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r.HEAD("/api/verify", middlewares.Wrap(metricsVRMW, middleware(handlers.VerifyGET(config.AuthenticationBackend))))
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r.POST("/api/checks/safe-redirection", middlewareAPI(handlers.CheckSafeRedirectionPOST))
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delayFunc := middlewares.TimingAttackDelay(10, 250, 85, time.Second, true)
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r.POST("/api/firstfactor", middlewareAPI(handlers.FirstFactorPOST(delayFunc)))
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r.POST("/api/logout", middlewareAPI(handlers.LogoutPOST))
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// Only register endpoints if forgot password is not disabled.
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if !config.AuthenticationBackend.DisableResetPassword &&
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config.AuthenticationBackend.PasswordReset.CustomURL.String() == "" {
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// Password reset related endpoints.
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r.POST("/api/reset-password/identity/start", middlewareAPI(handlers.ResetPasswordIdentityStart))
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r.POST("/api/reset-password/identity/finish", middlewareAPI(handlers.ResetPasswordIdentityFinish))
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r.POST("/api/reset-password", middlewareAPI(handlers.ResetPasswordPOST))
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}
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// Information about the user.
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r.GET("/api/user/info", middleware1FA(handlers.UserInfoGET))
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r.POST("/api/user/info", middleware1FA(handlers.UserInfoPOST))
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r.POST("/api/user/info/2fa_method", middleware1FA(handlers.MethodPreferencePOST))
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if !config.TOTP.Disable {
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// TOTP related endpoints.
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r.GET("/api/user/info/totp", middleware1FA(handlers.UserTOTPInfoGET))
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r.POST("/api/secondfactor/totp/identity/start", middleware1FA(handlers.TOTPIdentityStart))
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r.POST("/api/secondfactor/totp/identity/finish", middleware1FA(handlers.TOTPIdentityFinish))
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r.POST("/api/secondfactor/totp", middleware1FA(handlers.TimeBasedOneTimePasswordPOST))
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}
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if !config.Webauthn.Disable {
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// Webauthn Endpoints.
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r.POST("/api/secondfactor/webauthn/identity/start", middleware1FA(handlers.WebauthnIdentityStart))
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r.POST("/api/secondfactor/webauthn/identity/finish", middleware1FA(handlers.WebauthnIdentityFinish))
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r.POST("/api/secondfactor/webauthn/attestation", middleware1FA(handlers.WebauthnAttestationPOST))
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r.GET("/api/secondfactor/webauthn/assertion", middleware1FA(handlers.WebauthnAssertionGET))
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r.POST("/api/secondfactor/webauthn/assertion", middleware1FA(handlers.WebauthnAssertionPOST))
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}
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// Configure DUO api endpoint only if configuration exists.
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if !config.DuoAPI.Disable {
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var duoAPI duo.API
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if os.Getenv("ENVIRONMENT") == dev {
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duoAPI = duo.NewDuoAPI(duoapi.NewDuoApi(
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config.DuoAPI.IntegrationKey,
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config.DuoAPI.SecretKey,
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config.DuoAPI.Hostname, "", duoapi.SetInsecure()))
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} else {
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duoAPI = duo.NewDuoAPI(duoapi.NewDuoApi(
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config.DuoAPI.IntegrationKey,
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config.DuoAPI.SecretKey,
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config.DuoAPI.Hostname, ""))
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}
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r.GET("/api/secondfactor/duo_devices", middleware1FA(handlers.DuoDevicesGET(duoAPI)))
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r.POST("/api/secondfactor/duo", middleware1FA(handlers.DuoPOST(duoAPI)))
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r.POST("/api/secondfactor/duo_device", middleware1FA(handlers.DuoDevicePOST))
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}
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if config.Server.EnablePprof {
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r.GET("/debug/pprof/{name?}", pprofhandler.PprofHandler)
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}
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if config.Server.EnableExpvars {
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r.GET("/debug/vars", expvarhandler.ExpvarHandler)
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}
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if providers.OpenIDConnect.Fosite != nil {
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middlewareOIDC := middlewares.NewBridgeBuilder(config, providers).WithPreMiddlewares(
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middlewares.SecurityHeaders, middlewares.SecurityHeadersCSPNone, middlewares.SecurityHeadersNoStore,
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).Build()
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r.GET("/api/oidc/consent", middlewareOIDC(handlers.OpenIDConnectConsentGET))
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r.POST("/api/oidc/consent", middlewareOIDC(handlers.OpenIDConnectConsentPOST))
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allowedOrigins := utils.StringSliceFromURLs(config.IdentityProviders.OIDC.CORS.AllowedOrigins)
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r.OPTIONS(oidc.WellKnownOpenIDConfigurationPath, policyCORSPublicGET.HandleOPTIONS)
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r.GET(oidc.WellKnownOpenIDConfigurationPath, policyCORSPublicGET.Middleware(middlewareOIDC(handlers.OpenIDConnectConfigurationWellKnownGET)))
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r.OPTIONS(oidc.WellKnownOAuthAuthorizationServerPath, policyCORSPublicGET.HandleOPTIONS)
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r.GET(oidc.WellKnownOAuthAuthorizationServerPath, policyCORSPublicGET.Middleware(middlewareOIDC(handlers.OAuthAuthorizationServerWellKnownGET)))
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r.OPTIONS(oidc.JWKsPath, policyCORSPublicGET.HandleOPTIONS)
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r.GET(oidc.JWKsPath, policyCORSPublicGET.Middleware(middlewareAPI(handlers.JSONWebKeySetGET)))
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// TODO (james-d-elliott): Remove in GA. This is a legacy implementation of the above endpoint.
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r.OPTIONS("/api/oidc/jwks", policyCORSPublicGET.HandleOPTIONS)
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r.GET("/api/oidc/jwks", policyCORSPublicGET.Middleware(middlewareOIDC(handlers.JSONWebKeySetGET)))
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policyCORSAuthorization := middlewares.NewCORSPolicyBuilder().
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WithAllowedMethods("OPTIONS", "GET").
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WithAllowedOrigins(allowedOrigins...).
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WithEnabled(utils.IsStringInSlice(oidc.AuthorizationEndpoint, config.IdentityProviders.OIDC.CORS.Endpoints)).
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Build()
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r.OPTIONS(oidc.AuthorizationPath, policyCORSAuthorization.HandleOnlyOPTIONS)
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r.GET(oidc.AuthorizationPath, middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OpenIDConnectAuthorizationGET)))
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// TODO (james-d-elliott): Remove in GA. This is a legacy endpoint.
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r.OPTIONS("/api/oidc/authorize", policyCORSAuthorization.HandleOnlyOPTIONS)
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r.GET("/api/oidc/authorize", middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OpenIDConnectAuthorizationGET)))
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policyCORSToken := middlewares.NewCORSPolicyBuilder().
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WithAllowCredentials(true).
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WithAllowedMethods("OPTIONS", "POST").
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WithAllowedOrigins(allowedOrigins...).
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WithEnabled(utils.IsStringInSlice(oidc.TokenEndpoint, config.IdentityProviders.OIDC.CORS.Endpoints)).
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Build()
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r.OPTIONS(oidc.TokenPath, policyCORSToken.HandleOPTIONS)
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r.POST(oidc.TokenPath, policyCORSToken.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OpenIDConnectTokenPOST))))
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policyCORSUserinfo := middlewares.NewCORSPolicyBuilder().
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WithAllowCredentials(true).
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WithAllowedMethods("OPTIONS", "GET", "POST").
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WithAllowedOrigins(allowedOrigins...).
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WithEnabled(utils.IsStringInSlice(oidc.UserinfoEndpoint, config.IdentityProviders.OIDC.CORS.Endpoints)).
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Build()
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r.OPTIONS(oidc.UserinfoPath, policyCORSUserinfo.HandleOPTIONS)
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r.GET(oidc.UserinfoPath, policyCORSUserinfo.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OpenIDConnectUserinfo))))
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r.POST(oidc.UserinfoPath, policyCORSUserinfo.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OpenIDConnectUserinfo))))
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policyCORSIntrospection := middlewares.NewCORSPolicyBuilder().
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WithAllowCredentials(true).
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WithAllowedMethods("OPTIONS", "POST").
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WithAllowedOrigins(allowedOrigins...).
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WithEnabled(utils.IsStringInSlice(oidc.IntrospectionEndpoint, config.IdentityProviders.OIDC.CORS.Endpoints)).
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Build()
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r.OPTIONS(oidc.IntrospectionPath, policyCORSIntrospection.HandleOPTIONS)
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r.POST(oidc.IntrospectionPath, policyCORSIntrospection.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OAuthIntrospectionPOST))))
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// TODO (james-d-elliott): Remove in GA. This is a legacy implementation of the above endpoint.
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r.OPTIONS("/api/oidc/introspect", policyCORSIntrospection.HandleOPTIONS)
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r.POST("/api/oidc/introspect", policyCORSIntrospection.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OAuthIntrospectionPOST))))
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policyCORSRevocation := middlewares.NewCORSPolicyBuilder().
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WithAllowCredentials(true).
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WithAllowedMethods("OPTIONS", "POST").
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WithAllowedOrigins(allowedOrigins...).
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WithEnabled(utils.IsStringInSlice(oidc.RevocationEndpoint, config.IdentityProviders.OIDC.CORS.Endpoints)).
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Build()
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r.OPTIONS(oidc.RevocationPath, policyCORSRevocation.HandleOPTIONS)
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r.POST(oidc.RevocationPath, policyCORSRevocation.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OAuthRevocationPOST))))
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// TODO (james-d-elliott): Remove in GA. This is a legacy implementation of the above endpoint.
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r.OPTIONS("/api/oidc/revoke", policyCORSRevocation.HandleOPTIONS)
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r.POST("/api/oidc/revoke", policyCORSRevocation.Middleware(middlewareOIDC(middlewares.NewHTTPToAutheliaHandlerAdaptor(handlers.OAuthRevocationPOST))))
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}
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r.HandleMethodNotAllowed = true
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r.MethodNotAllowed = handlers.Status(fasthttp.StatusMethodNotAllowed)
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r.NotFound = handleNotFound(middleware(serveIndexHandler))
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handler := middlewares.LogRequest(r.Handler)
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if config.Server.Path != "" {
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handler = middlewares.StripPath(config.Server.Path)(handler)
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}
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handler = middlewares.Wrap(middlewares.NewMetricsRequest(providers.Metrics), handler)
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return handler
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}
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func handleMetrics() fasthttp.RequestHandler {
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r := router.New()
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r.GET("/metrics", fasthttpadaptor.NewFastHTTPHandler(promhttp.Handler()))
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r.HandleMethodNotAllowed = true
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r.MethodNotAllowed = handlers.Status(fasthttp.StatusMethodNotAllowed)
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r.NotFound = handlers.Status(fasthttp.StatusNotFound)
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return r.Handler
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}
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