mirror of
https://github.com/harness/drone.git
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4d3db64397
Abstracting the api/git/web routers will allow us to replace API routing (and potentially web?), while keeping the rest the same.
98 lines
2.8 KiB
Go
98 lines
2.8 KiB
Go
package router
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import (
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"fmt"
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"net/http"
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"github.com/harness/gitness/internal/api/middleware/accesslog"
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middleware_authn "github.com/harness/gitness/internal/api/middleware/authn"
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"github.com/harness/gitness/internal/api/middleware/resolve"
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"github.com/harness/gitness/internal/api/request"
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"github.com/harness/gitness/internal/auth/authn"
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"github.com/harness/gitness/internal/guard"
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"github.com/harness/gitness/internal/store"
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"github.com/harness/gitness/types/enum"
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"github.com/go-chi/chi"
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"github.com/go-chi/chi/middleware"
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"github.com/rs/zerolog/hlog"
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)
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// GitHandler is an abstraction of an http handler that handles git calls.
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type GitHandler interface {
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http.Handler
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}
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/*
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* NewGitHandler returns a new GitHandler.
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*/
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func NewGitHandler(
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repoStore store.RepoStore,
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authenticator authn.Authenticator,
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guard *guard.Guard) GitHandler {
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// Use go-chi router for inner routing.
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r := chi.NewRouter()
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// Apply common api middleware.
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r.Use(middleware.NoCache)
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r.Use(middleware.Recoverer)
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// configure logging middleware.
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r.Use(hlog.URLHandler("url"))
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r.Use(hlog.MethodHandler("method"))
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r.Use(hlog.RequestIDHandler("request", "Request-Id"))
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r.Use(accesslog.HlogHandler())
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// for now always attempt auth - enforced per operation.
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r.Use(middleware_authn.Attempt(authenticator))
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r.Route(fmt.Sprintf("/{%s}", request.RepoRefParamName), func(r chi.Router) {
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// resolves the repo and stores in the context
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r.Use(resolve.Repo(repoStore))
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// Write operations (need auth)
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r.Group(func(r chi.Router) {
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// TODO: specific permission for pushing code?
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r.Use(guard.ForRepo(enum.PermissionRepoEdit, false))
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r.Handle("/git-upload-pack", http.HandlerFunc(stubGitHandler))
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})
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// Read operations (only need of it not public)
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r.Group(func(r chi.Router) {
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// middlewares
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r.Use(guard.ForRepo(enum.PermissionRepoView, true))
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// handlers
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r.Post("/git-receive-pack", stubGitHandler)
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r.Get("/info/refs", stubGitHandler)
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r.Get("/HEAD", stubGitHandler)
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r.Get("/objects/info/alternates", stubGitHandler)
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r.Get("/objects/info/http-alternates", stubGitHandler)
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r.Get("/objects/info/packs", stubGitHandler)
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r.Get("/objects/info/{file:[^/]*}", stubGitHandler)
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r.Get("/objects/{head:[0-9a-f]{2}}/{hash:[0-9a-f]{38}}", stubGitHandler)
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r.Get("/objects/pack/pack-{file:[0-9a-f]{40}}.pack", stubGitHandler)
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r.Get("/objects/pack/pack-{file:[0-9a-f]{40}}.idx", stubGitHandler)
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})
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})
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return r
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}
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func stubGitHandler(w http.ResponseWriter, r *http.Request) {
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rep, _ := request.RepoFrom(r.Context())
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w.WriteHeader(http.StatusTeapot)
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_, _ = w.Write([]byte(fmt.Sprintf(
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"Oooops, seems you hit a major construction site ... \n"+
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" Repo: '%s' (%s)\n"+
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" Method: '%s'\n"+
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" Path: '%s'\n"+
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" Query: '%s'",
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rep.Name, rep.Path,
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r.Method,
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r.URL.Path,
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r.URL.RawQuery,
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)))
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}
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