Kyoo/transcoder/main.go
2025-07-19 00:39:49 +02:00

120 lines
2.8 KiB
Go

package main
import (
"context"
"errors"
"fmt"
"net/http"
_ "github.com/zoriya/kyoo/transcoder/docs"
"github.com/golang-jwt/jwt/v5"
echoSwagger "github.com/swaggo/echo-swagger"
"github.com/zoriya/kyoo/transcoder/src"
"github.com/zoriya/kyoo/transcoder/src/api"
"github.com/zoriya/kyoo/transcoder/src/utils"
"github.com/lestrrat-go/httprc/v3"
"github.com/lestrrat-go/jwx/v3/jwk"
echojwt "github.com/labstack/echo-jwt/v4"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
)
func ErrorHandler(err error, c echo.Context) {
code := http.StatusInternalServerError
var message string
if he, ok := err.(*echo.HTTPError); ok {
code = he.Code
message = fmt.Sprint(he.Message)
} else {
c.Logger().Error(err)
message = "Internal server error"
}
c.JSON(code, struct {
Errors []string `json:"errors"`
}{Errors: []string{message}})
}
// @title gocoder - Kyoo's transcoder
// @version 1.0
// @description Real time transcoder.
// @contact.name Repository
// @contact.url https://github.com/zoriya/kyoo
// @license.name GPL-3.0
// @license.url https://www.gnu.org/licenses/gpl-3.0.en.html
// @host kyoo.zoriya.dev
// @BasePath /video
// @securityDefinitions.apiKey Token
// @in header
// @name Authorization
// @securityDefinitions.apiKey Jwt
// @in header
// @name Authorization
func main() {
e := echo.New()
e.Use(middleware.Logger())
e.GET("/video/swagger/*", echoSwagger.WrapHandler)
e.HTTPErrorHandler = ErrorHandler
metadata, err := src.NewMetadataService()
if err != nil {
e.Logger.Fatal("failed to create metadata service: ", err)
return
}
defer utils.CleanupWithErr(&err, metadata.Close, "failed to close metadata service")
transcoder, err := src.NewTranscoder(metadata)
if err != nil {
e.Logger.Fatal("failed to create transcoder: ", err)
return
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
jwks, err := jwk.NewCache(ctx, httprc.NewClient())
if err != nil {
e.Logger.Fatal("failed to create jwk cache: ", err)
return
}
jwks.Register(ctx, src.Settings.JwksUrl)
g := e.Group("/video")
g.Use(echojwt.WithConfig(echojwt.Config{
KeyFunc: func(token *jwt.Token) (any, error) {
keys, err := jwks.CachedSet(src.Settings.JwksUrl)
if err != nil {
return nil, err
}
kid, ok := token.Header["kid"].(string)
if !ok {
return nil, errors.New("missing kid in jwt")
}
key, found := keys.LookupKeyID(kid)
if !found {
return nil, fmt.Errorf("unable to find key %q", kid)
}
var pubkey interface{}
if err := jwk.Export(key, &pubkey); err != nil {
return nil, fmt.Errorf("Unable to get the public key. Error: %s", err.Error())
}
return pubkey, nil
},
}))
api.RegisterStreamHandlers(g, transcoder)
api.RegisterMetadataHandlers(g, metadata)
api.RegisterPProfHandlers(e)
e.Logger.Fatal(e.Start(":7666"))
}