chore: force refresh provider in background

adapter/provider/provider.go

@@ -128,7 +128,7 @@ func (pp *proxySetProvider) getSubscriptionInfo() {
 	go func() {
 		ctx, cancel := context.WithTimeout(context.Background(), time.Second*90)
 		defer cancel()
-		resp, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
+		resp, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().Url(),
 			http.MethodGet, nil, nil, pp.Vehicle().Proxy())
 		if err != nil {
 			return
@@ -137,7 +137,7 @@ func (pp *proxySetProvider) getSubscriptionInfo() {
 
 		userInfoStr := strings.TrimSpace(resp.Header.Get("subscription-userinfo"))
 		if userInfoStr == "" {
-			resp2, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().(*resource.HTTPVehicle).Url(),
+			resp2, err := mihomoHttp.HttpRequestWithProxy(ctx, pp.Vehicle().Url(),
 				http.MethodGet, http.Header{"User-Agent": {"Quantumultx"}}, nil, pp.Vehicle().Proxy())
 			if err != nil {
 				return

component/resource/fetcher.go

@@ -65,8 +65,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 		modTime := stat.ModTime()
 		f.updatedAt = modTime
 		isLocal = true
-		if f.interval != 0 && modTime.Add(f.interval).Before(time.Now()) {
+		if time.Since(modTime) > f.interval {
-			log.Warnln("[Provider] %s not updated for a long time, force refresh", f.Name())
 			forceUpdate = true
 		}
 	} else {
@@ -78,21 +77,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 		return lo.Empty[V](), err
 	}
 
-	var contents V
+	contents, err := f.parser(buf)
-	if forceUpdate {
-		var forceBuf []byte
-		if forceBuf, err = f.vehicle.Read(f.ctx); err == nil {
-			if contents, err = f.parser(forceBuf); err == nil {
-				isLocal = false
-				buf = forceBuf
-			}
-		}
-	}
-
-	if err != nil || !forceUpdate {
-		contents, err = f.parser(buf)
-	}
-
 	if err != nil {
 		if !isLocal {
 			return lo.Empty[V](), err
@@ -135,7 +120,7 @@ func (f *Fetcher[V]) Initial() (V, error) {
 			return lo.Empty[V](), err
 		}
 	} else if f.interval > 0 {
-		go f.pullLoop()
+		go f.pullLoop(forceUpdate)
 	}
 
 	return contents, nil
@@ -164,7 +149,7 @@ func (f *Fetcher[V]) SideUpdate(buf []byte) (V, bool, error) {
 	}
 
 	if f.vehicle.Type() != types.File {
-		if err := safeWrite(f.vehicle.Path(), buf); err != nil {
+		if err = safeWrite(f.vehicle.Path(), buf); err != nil {
 			return lo.Empty[V](), false, err
 		}
 	}
@@ -183,12 +168,17 @@ func (f *Fetcher[V]) Close() error {
 	return nil
 }
 
-func (f *Fetcher[V]) pullLoop() {
+func (f *Fetcher[V]) pullLoop(forceUpdate bool) {
 	initialInterval := f.interval - time.Since(f.updatedAt)
 	if initialInterval > f.interval {
 		initialInterval = f.interval
 	}
 
+	if forceUpdate {
+		log.Warnln("[Provider] %s not updated for a long time, force refresh", f.Name())
+		f.update(f.vehicle.Path())
+	}
+
 	timer := time.NewTimer(initialInterval)
 	defer timer.Stop()
 	for {

component/resource/vehicle.go

@@ -24,6 +24,10 @@ func (f *FileVehicle) Path() string {
 	return f.path
 }
 
+func (f *FileVehicle) Url() string {
+	return "file://" + f.path
+}
+
 func (f *FileVehicle) Read(ctx context.Context) ([]byte, error) {
 	return os.ReadFile(f.path)
 }

constant/provider/interface.go

@@ -34,6 +34,7 @@ func (v VehicleType) String() string {
 type Vehicle interface {
 	Read(ctx context.Context) ([]byte, error)
 	Path() string
+	Url() string
 	Proxy() string
 	Type() VehicleType
 }