diff options
Diffstat (limited to 'internal/router/router.go')
-rw-r--r-- | internal/router/router.go | 117 |
1 files changed, 40 insertions, 77 deletions
diff --git a/internal/router/router.go b/internal/router/router.go index 1b8d899fa..a77b7071e 100644 --- a/internal/router/router.go +++ b/internal/router/router.go @@ -20,22 +20,24 @@ package router import ( "context" - "crypto/rand" "fmt" "net/http" - "os" - "path/filepath" "time" - "github.com/gin-contrib/cors" - "github.com/gin-contrib/sessions" - "github.com/gin-contrib/sessions/memstore" "github.com/gin-gonic/gin" "github.com/sirupsen/logrus" "github.com/superseriousbusiness/gotosocial/internal/config" + "github.com/superseriousbusiness/gotosocial/internal/db" "golang.org/x/crypto/acme/autocert" ) +var ( + readTimeout = 60 * time.Second + writeTimeout = 30 * time.Second + idleTimeout = 30 * time.Second + readHeaderTimeout = 30 * time.Second +) + // Router provides the REST interface for gotosocial, using gin. type Router interface { // Attach a gin handler to the router with the given method and path @@ -96,31 +98,17 @@ func (r *router) Stop(ctx context.Context) error { return r.srv.Shutdown(ctx) } -// AttachHandler attaches the given gin.HandlerFunc to the router with the specified method and path. -// If the path is set to ANY, then the handlerfunc will be used for ALL methods at its given path. -func (r *router) AttachHandler(method string, path string, handler gin.HandlerFunc) { - if method == "ANY" { - r.engine.Any(path, handler) - } else { - r.engine.Handle(method, path, handler) - } -} - -// AttachMiddleware attaches a gin middleware to the router that will be used globally -func (r *router) AttachMiddleware(middleware gin.HandlerFunc) { - r.engine.Use(middleware) -} - -// AttachNoRouteHandler attaches a gin.HandlerFunc to NoRoute to handle 404's -func (r *router) AttachNoRouteHandler(handler gin.HandlerFunc) { - r.engine.NoRoute(handler) -} - // New returns a new Router with the specified configuration, using the given logrus logger. -func New(config *config.Config, logger *logrus.Logger) (Router, error) { - lvl, err := logrus.ParseLevel(config.LogLevel) +// +// The given DB is only used in the New function for parsing config values, and is not otherwise +// pinned to the router. +func New(cfg *config.Config, db db.DB, logger *logrus.Logger) (Router, error) { + + // gin has different log modes; for convenience, we match the gin log mode to + // whatever log mode has been set for logrus + lvl, err := logrus.ParseLevel(cfg.LogLevel) if err != nil { - return nil, fmt.Errorf("couldn't parse log level %s to set router level: %s", config.LogLevel, err) + return nil, fmt.Errorf("couldn't parse log level %s to set router level: %s", cfg.LogLevel, err) } switch lvl { case logrus.TraceLevel, logrus.DebugLevel: @@ -131,52 +119,43 @@ func New(config *config.Config, logger *logrus.Logger) (Router, error) { // create the actual engine here -- this is the core request routing handler for gts engine := gin.Default() - engine.Use(cors.New(cors.Config{ - AllowAllOrigins: true, - AllowBrowserExtensions: true, - AllowMethods: []string{"POST", "PUT", "DELETE", "GET", "PATCH", "OPTIONS"}, - AllowHeaders: []string{"Origin", "Content-Length", "Content-Type", "Authorization", "Upgrade", "Sec-WebSocket-Extensions", "Sec-WebSocket-Key", "Sec-WebSocket-Protocol", "Sec-WebSocket-Version", "Connection"}, - AllowWebSockets: true, - ExposeHeaders: []string{"Link", "X-RateLimit-Reset", "X-RateLimit-Limit", " X-RateLimit-Remaining", "X-Request-Id", "Connection", "Sec-WebSocket-Accept", "Upgrade"}, - MaxAge: 2 * time.Minute, - })) engine.MaxMultipartMemory = 8 << 20 // 8 MiB - // create a new session store middleware - store, err := sessionStore() - if err != nil { - return nil, fmt.Errorf("error creating session store: %s", err) + // enable cors on the engine + if err := useCors(cfg, engine); err != nil { + return nil, err } - engine.Use(sessions.Sessions("gotosocial-session", store)) - // load html templates for use by the router - cwd, err := os.Getwd() - if err != nil { - return nil, fmt.Errorf("error getting current working directory: %s", err) + // load templates onto the engine + if err := loadTemplates(cfg, engine); err != nil { + return nil, err + } + + // enable session store middleware on the engine + if err := useSession(cfg, db, engine); err != nil { + return nil, err } - tmPath := filepath.Join(cwd, fmt.Sprintf("%s*", config.TemplateConfig.BaseDir)) - logger.Debugf("loading templates from %s", tmPath) - engine.LoadHTMLGlob(tmPath) - // create the actual http server here + // create the http server here, passing the gin engine as handler s := &http.Server{ Handler: engine, - ReadTimeout: 60 * time.Second, - WriteTimeout: 30 * time.Second, - IdleTimeout: 30 * time.Second, - ReadHeaderTimeout: 30 * time.Second, + ReadTimeout: readTimeout, + WriteTimeout: writeTimeout, + IdleTimeout: idleTimeout, + ReadHeaderTimeout: readHeaderTimeout, } - var m *autocert.Manager // We need to spawn the underlying server slightly differently depending on whether lets encrypt is enabled or not. // In either case, the gin engine will still be used for routing requests. - if config.LetsEncryptConfig.Enabled { + + var m *autocert.Manager + if cfg.LetsEncryptConfig.Enabled { // le IS enabled, so roll up an autocert manager for handling letsencrypt requests m = &autocert.Manager{ Prompt: autocert.AcceptTOS, - HostPolicy: autocert.HostWhitelist(config.Host), - Cache: autocert.DirCache(config.LetsEncryptConfig.CertDir), - Email: config.LetsEncryptConfig.EmailAddress, + HostPolicy: autocert.HostWhitelist(cfg.Host), + Cache: autocert.DirCache(cfg.LetsEncryptConfig.CertDir), + Email: cfg.LetsEncryptConfig.EmailAddress, } // and create an HTTPS server s.Addr = ":https" @@ -190,27 +169,11 @@ func New(config *config.Config, logger *logrus.Logger) (Router, error) { logger: logger, engine: engine, srv: s, - config: config, + config: cfg, certManager: m, }, nil } -// sessionStore returns a new session store with a random auth and encryption key. -// This means that cookies using the store will be reset if gotosocial is restarted! -func sessionStore() (memstore.Store, error) { - auth := make([]byte, 32) - crypt := make([]byte, 32) - - if _, err := rand.Read(auth); err != nil { - return nil, err - } - if _, err := rand.Read(crypt); err != nil { - return nil, err - } - - return memstore.NewStore(auth, crypt), nil -} - func httpsRedirect(w http.ResponseWriter, req *http.Request) { target := "https://" + req.Host + req.URL.Path |