🔧 refactor(auth, channel, context): improve context setup and validation for multi-key channels

middleware/auth.go

@@ -1,6 +1,7 @@
 package middleware
 
 import (
+	"fmt"
 	"net/http"
 	"one-api/common"
 	"one-api/model"
@@ -233,30 +234,41 @@ func TokenAuth() func(c *gin.Context) {
 
 		userCache.WriteContext(c)
 
-		c.Set("id", token.UserId)
-		c.Set("token_id", token.Id)
-		c.Set("token_key", token.Key)
-		c.Set("token_name", token.Name)
-		c.Set("token_unlimited_quota", token.UnlimitedQuota)
-		if !token.UnlimitedQuota {
-			c.Set("token_quota", token.RemainQuota)
-		}
-		if token.ModelLimitsEnabled {
-			c.Set("token_model_limit_enabled", true)
-			c.Set("token_model_limit", token.GetModelLimitsMap())
-		} else {
-			c.Set("token_model_limit_enabled", false)
-		}
-		c.Set("allow_ips", token.GetIpLimitsMap())
-		c.Set("token_group", token.Group)
-		if len(parts) > 1 {
-			if model.IsAdmin(token.UserId) {
-				c.Set("specific_channel_id", parts[1])
-			} else {
-				abortWithOpenAiMessage(c, http.StatusForbidden, "普通用户不支持指定渠道")
-				return
-			}
+		err = SetupContextForToken(c, token, parts...)
+		if err != nil {
+			return
 		}
 		c.Next()
 	}
 }
+
+func SetupContextForToken(c *gin.Context, token *model.Token, parts ...string) error {
+	if token == nil {
+		return fmt.Errorf("token is nil")
+	}
+	c.Set("id", token.UserId)
+	c.Set("token_id", token.Id)
+	c.Set("token_key", token.Key)
+	c.Set("token_name", token.Name)
+	c.Set("token_unlimited_quota", token.UnlimitedQuota)
+	if !token.UnlimitedQuota {
+		c.Set("token_quota", token.RemainQuota)
+	}
+	if token.ModelLimitsEnabled {
+		c.Set("token_model_limit_enabled", true)
+		c.Set("token_model_limit", token.GetModelLimitsMap())
+	} else {
+		c.Set("token_model_limit_enabled", false)
+	}
+	c.Set("allow_ips", token.GetIpLimitsMap())
+	c.Set("token_group", token.Group)
+	if len(parts) > 1 {
+		if model.IsAdmin(token.UserId) {
+			c.Set("specific_channel_id", parts[1])
+		} else {
+			abortWithOpenAiMessage(c, http.StatusForbidden, "普通用户不支持指定渠道")
+			return fmt.Errorf("普通用户不支持指定渠道")
+		}
+	}
+	return nil
+}