115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
/*
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* Copyright 2020 The Dragonfly Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package middlewares
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import (
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"net/http"
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"github.com/VividCortex/mysqlerr"
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"github.com/gin-gonic/gin"
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"github.com/go-sql-driver/mysql"
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redigo "github.com/gomodule/redigo/redis"
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"github.com/pkg/errors"
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"golang.org/x/crypto/bcrypt"
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"gorm.io/gorm"
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"d7y.io/dragonfly/v2/internal/dferrors"
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"d7y.io/dragonfly/v2/pkg/rpc/base"
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)
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type ErrorResponse struct {
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Message string `json:"message,omitempty"`
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Error string `json:"errors,omitempty"`
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DocumentURL string `json:"documentation_url,omitempty"`
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}
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func Error() gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Next()
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err := c.Errors.Last()
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if err == nil {
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return
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}
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// Redigo error handler
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if errors.Is(err, redigo.ErrNil) {
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c.JSON(http.StatusNotFound, ErrorResponse{
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Message: http.StatusText(http.StatusNotFound),
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})
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c.Abort()
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return
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}
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// RPC error handler
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if err, ok := errors.Cause(err.Err).(*dferrors.DfError); ok {
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switch err.Code {
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case base.Code_InvalidResourceType:
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c.JSON(http.StatusBadRequest, ErrorResponse{
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Message: http.StatusText(http.StatusBadRequest),
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})
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c.Abort()
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return
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default:
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c.JSON(http.StatusInternalServerError, ErrorResponse{
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Message: http.StatusText(http.StatusInternalServerError),
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})
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c.Abort()
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return
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}
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}
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// Bcrypt error handler
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if errors.Is(err, bcrypt.ErrMismatchedHashAndPassword) {
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c.JSON(http.StatusUnauthorized, ErrorResponse{
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Message: http.StatusText(http.StatusUnauthorized),
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})
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c.Abort()
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return
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}
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// GORM error handler
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if errors.Is(err.Err, gorm.ErrRecordNotFound) {
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c.JSON(http.StatusNotFound, ErrorResponse{
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Message: http.StatusText(http.StatusNotFound),
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})
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c.Abort()
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return
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}
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// Mysql error handler
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if err, ok := errors.Cause(err.Err).(*mysql.MySQLError); ok {
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switch err.Number {
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case mysqlerr.ER_DUP_ENTRY:
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c.JSON(http.StatusConflict, ErrorResponse{
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Message: http.StatusText(http.StatusConflict),
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})
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c.Abort()
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return
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default:
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c.JSON(http.StatusInternalServerError, ErrorResponse{
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Message: http.StatusText(http.StatusInternalServerError),
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})
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c.Abort()
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return
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}
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}
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// Unknown error
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c.JSON(http.StatusInternalServerError, nil)
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}
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}
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