package grpcweb import ( "context" "net/http" "github.com/improbable-eng/grpc-web/go/grpcweb" "github.com/traefik/traefik/v2/pkg/config/dynamic" "github.com/traefik/traefik/v2/pkg/middlewares" ) const typeName = "grpc-web" // New builds a new gRPC web request converter. func New(ctx context.Context, next http.Handler, config dynamic.GrpcWeb, name string) http.Handler { middlewares.GetLogger(ctx, name, typeName).Debug().Msg("Creating middleware") return grpcweb.WrapHandler(next, grpcweb.WithCorsForRegisteredEndpointsOnly(false), grpcweb.WithOriginFunc(func(origin string) bool { for _, originCfg := range config.AllowOrigins { if originCfg == "*" || originCfg == origin { return true } } return false })) }