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6b3a6e6b98
Instead of saying "Google Inc." (which is not always correct) say "The Kubernetes Authors", which is generic.
47 lines
1.5 KiB
Go
47 lines
1.5 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 util
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import (
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"io"
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"net/url"
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"strings"
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)
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// IsProbableEOF returns true if the given error resembles a connection termination
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// scenario that would justify assuming that the watch is empty.
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// These errors are what the Go http stack returns back to us which are general
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// connection closure errors (strongly correlated) and callers that need to
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// differentiate probable errors in connection behavior between normal "this is
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// disconnected" should use the method.
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func IsProbableEOF(err error) bool {
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if uerr, ok := err.(*url.Error); ok {
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err = uerr.Err
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}
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switch {
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case err == io.EOF:
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return true
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case err.Error() == "http: can't write HTTP request on broken connection":
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return true
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case strings.Contains(err.Error(), "connection reset by peer"):
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return true
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case strings.Contains(strings.ToLower(err.Error()), "use of closed network connection"):
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return true
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}
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return false
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}
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