add conn limiter

api/config_conn_limiter.go

@@ -0,0 +1,166 @@
+package api
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/go-gost/x/config"
+	"github.com/go-gost/x/config/parsing"
+	"github.com/go-gost/x/registry"
+)
+
+// swagger:parameters createConnLimiterRequest
+type createConnLimiterRequest struct {
+	// in: body
+	Data config.LimiterConfig `json:"data"`
+}
+
+// successful operation.
+// swagger:response createConnLimiterResponse
+type createConnLimiterResponse struct {
+	Data Response
+}
+
+func createConnLimiter(ctx *gin.Context) {
+	// swagger:route POST /config/climiters Limiter createConnLimiterRequest
+	//
+	// Create a new conn limiter, the name of limiter must be unique in limiter list.
+	//
+	//     Security:
+	//       basicAuth: []
+	//
+	//     Responses:
+	//       200: createConnLimiterResponse
+
+	var req createConnLimiterRequest
+	ctx.ShouldBindJSON(&req.Data)
+
+	if req.Data.Name == "" {
+		writeError(ctx, ErrInvalid)
+		return
+	}
+
+	v := parsing.ParseConnLimiter(&req.Data)
+
+	if err := registry.ConnLimiterRegistry().Register(req.Data.Name, v); err != nil {
+		writeError(ctx, ErrDup)
+		return
+	}
+
+	cfg := config.Global()
+	cfg.CLimiters = append(cfg.CLimiters, &req.Data)
+	config.SetGlobal(cfg)
+
+	ctx.JSON(http.StatusOK, Response{
+		Msg: "OK",
+	})
+}
+
+// swagger:parameters updateConnLimiterRequest
+type updateConnLimiterRequest struct {
+	// in: path
+	// required: true
+	Limiter string `uri:"limiter" json:"limiter"`
+	// in: body
+	Data config.LimiterConfig `json:"data"`
+}
+
+// successful operation.
+// swagger:response updateConnLimiterResponse
+type updateConnLimiterResponse struct {
+	Data Response
+}
+
+func updateConnLimiter(ctx *gin.Context) {
+	// swagger:route PUT /config/climiters/{limiter} Limiter updateConnLimiterRequest
+	//
+	// Update conn limiter by name, the limiter must already exist.
+	//
+	//     Security:
+	//       basicAuth: []
+	//
+	//     Responses:
+	//       200: updateConnLimiterResponse
+
+	var req updateConnLimiterRequest
+	ctx.ShouldBindUri(&req)
+	ctx.ShouldBindJSON(&req.Data)
+
+	if !registry.ConnLimiterRegistry().IsRegistered(req.Limiter) {
+		writeError(ctx, ErrNotFound)
+		return
+	}
+
+	req.Data.Name = req.Limiter
+
+	v := parsing.ParseConnLimiter(&req.Data)
+
+	registry.ConnLimiterRegistry().Unregister(req.Limiter)
+
+	if err := registry.ConnLimiterRegistry().Register(req.Limiter, v); err != nil {
+		writeError(ctx, ErrDup)
+		return
+	}
+
+	cfg := config.Global()
+	for i := range cfg.Limiters {
+		if cfg.Limiters[i].Name == req.Limiter {
+			cfg.Limiters[i] = &req.Data
+			break
+		}
+	}
+	config.SetGlobal(cfg)
+
+	ctx.JSON(http.StatusOK, Response{
+		Msg: "OK",
+	})
+}
+
+// swagger:parameters deleteConnLimiterRequest
+type deleteConnLimiterRequest struct {
+	// in: path
+	// required: true
+	Limiter string `uri:"Limiter" json:"Limiter"`
+}
+
+// successful operation.
+// swagger:response deleteConnLimiterResponse
+type deleteConnLimiterResponse struct {
+	Data Response
+}
+
+func deleteConnLimiter(ctx *gin.Context) {
+	// swagger:route DELETE /config/climiters/{limiter} Limiter deleteConnLimiterRequest
+	//
+	// Delete conn limiter by name.
+	//
+	//     Security:
+	//       basicAuth: []
+	//
+	//     Responses:
+	//       200: deleteConnLimiterResponse
+
+	var req deleteConnLimiterRequest
+	ctx.ShouldBindUri(&req)
+
+	if !registry.ConnLimiterRegistry().IsRegistered(req.Limiter) {
+		writeError(ctx, ErrNotFound)
+		return
+	}
+	registry.ConnLimiterRegistry().Unregister(req.Limiter)
+
+	cfg := config.Global()
+	limiteres := cfg.Limiters
+	cfg.Limiters = nil
+	for _, s := range limiteres {
+		if s.Name == req.Limiter {
+			continue
+		}
+		cfg.Limiters = append(cfg.Limiters, s)
+	}
+	config.SetGlobal(cfg)
+
+	ctx.JSON(http.StatusOK, Response{
+		Msg: "OK",
+	})
+}

api/config_limiter.go

@@ -40,9 +40,9 @@ func createLimiter(ctx *gin.Context) {
 		return
 	}
 
-	v := parsing.ParseRateLimiter(&req.Data)
+	v := parsing.ParseTrafficLimiter(&req.Data)
 
-	if err := registry.RateLimiterRegistry().Register(req.Data.Name, v); err != nil {
+	if err := registry.TrafficLimiterRegistry().Register(req.Data.Name, v); err != nil {
 		writeError(ctx, ErrDup)
 		return
 	}
@@ -86,18 +86,18 @@ func updateLimiter(ctx *gin.Context) {
 	ctx.ShouldBindUri(&req)
 	ctx.ShouldBindJSON(&req.Data)
 
-	if !registry.RateLimiterRegistry().IsRegistered(req.Limiter) {
+	if !registry.TrafficLimiterRegistry().IsRegistered(req.Limiter) {
 		writeError(ctx, ErrNotFound)
 		return
 	}
 
 	req.Data.Name = req.Limiter
 
-	v := parsing.ParseRateLimiter(&req.Data)
+	v := parsing.ParseTrafficLimiter(&req.Data)
 
-	registry.RateLimiterRegistry().Unregister(req.Limiter)
+	registry.TrafficLimiterRegistry().Unregister(req.Limiter)
 
-	if err := registry.RateLimiterRegistry().Register(req.Limiter, v); err != nil {
+	if err := registry.TrafficLimiterRegistry().Register(req.Limiter, v); err != nil {
 		writeError(ctx, ErrDup)
 		return
 	}
@@ -143,11 +143,11 @@ func deleteLimiter(ctx *gin.Context) {
 	var req deleteLimiterRequest
 	ctx.ShouldBindUri(&req)
 
-	if !registry.RateLimiterRegistry().IsRegistered(req.Limiter) {
+	if !registry.TrafficLimiterRegistry().IsRegistered(req.Limiter) {
 		writeError(ctx, ErrNotFound)
 		return
 	}
-	registry.RateLimiterRegistry().Unregister(req.Limiter)
+	registry.TrafficLimiterRegistry().Unregister(req.Limiter)
 
 	cfg := config.Global()
 	limiteres := cfg.Limiters

api/service.go

@@ -134,4 +134,7 @@ func registerConfig(config *gin.RouterGroup) {
 	config.PUT("/limiters/:limiter", updateLimiter)
 	config.DELETE("/limiters/:limiter", deleteLimiter)
 
+	config.POST("/climiters", createConnLimiter)
+	config.PUT("/climiters/:limiter", updateConnLimiter)
+	config.DELETE("/climiters/:limiter", deleteConnLimiter)
 }