feat: add panic recover middleware

middleware/recover.go

@@ -0,0 +1,26 @@
+package middleware
+
+import (
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"net/http"
+	"one-api/common"
+)
+
+func RelayPanicRecover() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		defer func() {
+			if err := recover(); err != nil {
+				common.SysError(fmt.Sprintf("panic detected: %v", err))
+				c.JSON(http.StatusInternalServerError, gin.H{
+					"error": gin.H{
+						"message": fmt.Sprintf("Panic detected, error: %v. Please submit a issue here: https://github.com/songquanpeng/one-api", err),
+						"type":    "one_api_panic",
+					},
+				})
+				c.Abort()
+			}
+		}()
+		c.Next()
+	}
+}

router/relay-router.go

@@ -17,7 +17,7 @@ func SetRelayRouter(router *gin.Engine) {
 		modelsRouter.GET("/:model", controller.RetrieveModel)
 	}
 	relayV1Router := router.Group("/v1")
-	relayV1Router.Use(middleware.TokenAuth(), middleware.Distribute())
+	relayV1Router.Use(middleware.RelayPanicRecover(), middleware.TokenAuth(), middleware.Distribute())
 	{
 		relayV1Router.POST("/completions", controller.Relay)
 		relayV1Router.POST("/chat/completions", controller.Relay)