1 // Copyright 2021 Google LLC
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 15 //go:build linux
16 // +build linux
17 18 package metadata
19 20 import (
21 "errors"
22 "syscall"
23 )
24 25 func init() {
26 // Initialize syscallRetryable to return true on transient socket-level
27 // errors. These errors are specific to Linux.
28 syscallRetryable = func(err error) bool {
29 return errors.Is(err, syscall.ECONNRESET) || errors.Is(err, syscall.ECONNREFUSED)
30 }
31 }
32