package server import ( "net/http" "strings" "codeberg.org/codeberg/pages/server/cache" "codeberg.org/codeberg/pages/server/context" "codeberg.org/codeberg/pages/server/utils" ) func SetupHTTPACMEChallengeServer(challengeCache cache.SetGetKey) http.HandlerFunc { challengePath := "/.well-known/acme-challenge/" return func(w http.ResponseWriter, req *http.Request) { ctx := context.New(w, req) if strings.HasPrefix(ctx.Path(), challengePath) { challenge, ok := challengeCache.Get(utils.TrimHostPort(ctx.Host()) + "/" + strings.TrimPrefix(ctx.Path(), challengePath)) if !ok || challenge == nil { ctx.String("no challenge for this token", http.StatusNotFound) } ctx.String(challenge.(string)) } else { ctx.Redirect("https://"+ctx.Host()+ctx.Path(), http.StatusMovedPermanently) } } }