202 lines
6.7 KiB
Go
202 lines
6.7 KiB
Go
package api
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import (
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"encoding/json"
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"io/fs"
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"net/http"
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"net/http/httputil"
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"net/url"
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"github.com/go-chi/chi/v5"
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chimiddleware "github.com/go-chi/chi/v5/middleware"
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"github.com/go-chi/cors"
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"github.com/gorilla/sessions"
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"xorm.io/xorm"
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"github.com/forgeo/forgebucket/internal/api/handlers"
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"github.com/forgeo/forgebucket/internal/api/middleware"
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"github.com/forgeo/forgebucket/internal/config"
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)
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func New(cfg *config.Config, engine *xorm.Engine, store sessions.Store, staticFiles fs.FS) http.Handler {
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r := chi.NewRouter()
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r.Use(chimiddleware.Logger)
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r.Use(chimiddleware.RealIP)
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r.Use(chimiddleware.Recoverer)
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r.Use(cors.Handler(cors.Options{
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AllowedOrigins: []string{"http://localhost:5173", cfg.InstanceURL},
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AllowedMethods: []string{"GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS"},
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AllowedHeaders: []string{"Accept", "Authorization", "Content-Type", "X-CSRF-Token"},
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AllowCredentials: true,
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MaxAge: 300,
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}))
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csrf := middleware.CSRF(!cfg.Debug)
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auth := middleware.NewAuth(store, engine, handlers.LookupAccessToken)
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repoH := handlers.NewRepoHandler(engine, cfg)
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userH := handlers.NewUserHandler(engine, store)
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prH := handlers.NewPRHandler(engine)
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pipeH := handlers.NewPipelineHandler(engine)
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wsH := handlers.NewWSHandler()
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gitH := handlers.NewGitHTTPHandler(engine, cfg)
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issueH := handlers.NewIssueHandler(engine)
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sshKeyH := handlers.NewSSHKeyHandler(engine)
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memberH := handlers.NewMemberHandler(engine)
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keyH := handlers.NewDeployKeyHandler(engine)
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tokenH := handlers.NewAccessTokenHandler(engine)
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// ── Git smart-HTTP transport ───────────────────────────────────────────────
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// These routes MUST be registered before the SPA catch-all and outside CSRF.
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// Git clients use HTTP Basic Auth, not the cookie/CSRF flow.
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r.Route("/{owner}/{repoGit}", func(r chi.Router) {
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// Only activate for paths ending in .git
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r.Use(func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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rg := chi.URLParam(req, "repoGit")
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if len(rg) < 5 || rg[len(rg)-4:] != ".git" {
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// Not a git URL — skip to the next router
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http.NotFound(w, req)
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return
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}
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next.ServeHTTP(w, req)
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})
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})
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r.Get("/info/refs", gitH.ServeGit)
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r.Post("/git-upload-pack", gitH.ServeGit)
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r.Post("/git-receive-pack", gitH.ServeGit)
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})
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r.Route("/api/v1", func(r chi.Router) {
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// ── Public ────────────────────────────────────────────────────────────
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r.Get("/health", func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Content-Type", "application/json")
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w.Write([]byte(`{"status":"ok"}`))
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})
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// Generates a CSRF token + cookie. SPA calls this once on load.
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r.Get("/csrf", func(w http.ResponseWriter, r *http.Request) {
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token, err := middleware.NewCSRFToken(w, !cfg.Debug)
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if err != nil {
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http.Error(w, `{"error":"could not generate CSRF token"}`, http.StatusInternalServerError)
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return
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}
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w.Header().Set("Content-Type", "application/json")
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json.NewEncoder(w).Encode(map[string]string{"token": token})
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})
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// ── Auth (CSRF validated, no session required) ─────────────────────────
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r.With(csrf).Post("/auth/register", userH.Register)
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r.With(csrf).Post("/auth/login", userH.Login)
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r.With(csrf).Post("/auth/logout", userH.Logout)
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// ── Protected (session + CSRF for mutations) ──────────────────────────
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r.Group(func(r chi.Router) {
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r.Use(auth.Require)
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r.Get("/me", userH.Me)
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// SSH key management
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r.Get("/user/keys", sshKeyH.List)
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r.With(csrf).Post("/user/keys", sshKeyH.Add)
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r.With(csrf).Delete("/user/keys/{keyID}", sshKeyH.Delete)
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r.Route("/repos", func(r chi.Router) {
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r.Get("/", repoH.List)
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r.With(csrf).Post("/", repoH.Create)
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r.With(csrf).Post("/import", repoH.Import)
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r.Route("/{owner}/{repo}", func(r chi.Router) {
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r.Get("/", repoH.Get)
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r.With(csrf).Patch("/", repoH.Update)
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r.With(csrf).Delete("/", repoH.Delete)
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r.Get("/tree", repoH.Tree)
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r.Get("/avatar", repoH.GetAvatar)
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r.With(csrf).Post("/avatar", repoH.UploadAvatar)
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r.Get("/blob", repoH.Blob)
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r.With(csrf).Put("/blob", repoH.UpdateBlob)
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r.Get("/commits", repoH.Commits)
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r.Get("/branches", repoH.Branches)
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r.Get("/diff", repoH.Diff)
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r.Route("/pulls", func(r chi.Router) {
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r.Get("/", prH.List)
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r.With(csrf).Post("/", prH.Create)
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r.Get("/{prID}", prH.Get)
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r.With(csrf).Post("/{prID}/merge", prH.Merge)
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r.With(csrf).Post("/{prID}/close", prH.Close)
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})
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r.Route("/issues", func(r chi.Router) {
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r.Get("/", issueH.List)
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r.With(csrf).Post("/", issueH.Create)
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r.Get("/{issueNum}", issueH.Get)
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r.With(csrf).Post("/{issueNum}/close", issueH.Close)
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r.With(csrf).Post("/{issueNum}/reopen", issueH.Reopen)
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})
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r.Route("/pipelines", func(r chi.Router) {
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r.Get("/", pipeH.List)
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r.Get("/{runID}", pipeH.Get)
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})
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r.Route("/members", func(r chi.Router) {
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r.Get("/", memberH.List)
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r.With(csrf).Post("/", memberH.Add)
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r.With(csrf).Patch("/{username}", memberH.UpdatePermission)
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r.With(csrf).Delete("/{username}", memberH.Remove)
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})
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r.Route("/keys", func(r chi.Router) {
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r.Get("/", keyH.List)
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r.With(csrf).Post("/", keyH.Create)
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r.With(csrf).Delete("/{keyID}", keyH.Delete)
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})
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r.Route("/tokens", func(r chi.Router) {
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r.Get("/", tokenH.List)
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r.With(csrf).Post("/", tokenH.Create)
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r.With(csrf).Delete("/{tokenID}", tokenH.Delete)
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})
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})
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})
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})
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})
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r.With(auth.Optional).Get("/ws", wsH.Hub)
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// In debug mode proxy non-API routes to the Vite dev server so :8080 works too.
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// In production the built React app is embedded and served from staticFiles.
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if cfg.Debug {
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r.Handle("/*", viteProxy("http://localhost:5173"))
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} else {
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r.Handle("/*", spaHandler(staticFiles))
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}
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return r
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}
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func viteProxy(target string) http.Handler {
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proxy := &httputil.ReverseProxy{
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Rewrite: func(r *httputil.ProxyRequest) {
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r.SetURL(mustParseURL(target))
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r.Out.Host = r.In.Host
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},
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}
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return proxy
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}
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func mustParseURL(raw string) *url.URL {
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u, err := url.Parse(raw)
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if err != nil {
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panic(err)
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}
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return u
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}
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func spaHandler(staticFiles fs.FS) http.Handler {
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fileServer := http.FileServer(http.FS(staticFiles))
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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_, err := staticFiles.Open(r.URL.Path)
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if err != nil {
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r.URL.Path = "/"
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}
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fileServer.ServeHTTP(w, r)
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})
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}
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