mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-12-30 14:00:57 +00:00
49 lines
1.4 KiB
Go
49 lines
1.4 KiB
Go
|
// Copyright 2017 Google LLC
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
|
||
|
|
// +build go1.10
|
||
|
|
|
||
|
|
package storage
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net/url"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"google.golang.org/api/googleapi"
|
||
|
|
)
|
||
|
|
|
||
|
|
func shouldRetry(err error) bool {
|
||
|
|
switch e := err.(type) {
|
||
|
|
case *googleapi.Error:
|
||
|
|
// Retry on 429 and 5xx, according to
|
||
|
|
// https://cloud.google.com/storage/docs/exponential-backoff.
|
||
|
|
return e.Code == 429 || (e.Code >= 500 && e.Code < 600)
|
||
|
|
case *url.Error:
|
||
|
|
// Retry socket-level errors ECONNREFUSED and ENETUNREACH (from syscall).
|
||
|
|
// Unfortunately the error type is unexported, so we resort to string
|
||
|
|
// matching.
|
||
|
|
retriable := []string{"connection refused", "connection reset"}
|
||
|
|
for _, s := range retriable {
|
||
|
|
if strings.Contains(e.Error(), s) {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
case interface{ Temporary() bool }:
|
||
|
|
return e.Temporary()
|
||
|
|
default:
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
}
|