mirror of https://github.com/go-gitea/gitea
Re-attempt to delete temporary upload if the file is locked by another process (#12447)
Replace all calls to os.Remove/os.RemoveAll by retrying util.Remove/util.RemoveAll and remove circular dependencies from util. Fix #12339 Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: silverwind <me@silverwind.io>pull/12474/head
zeripath
4 years ago
committed by
GitHub
parent
faa676cc8b
commit
74bd9691c6
@ -0,0 +1,57 @@ |
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// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package util |
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import ( |
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"os" |
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"syscall" |
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"time" |
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) |
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// Remove removes the named file or (empty) directory with at most 5 attempts.
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func Remove(name string) error { |
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var err error |
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for i := 0; i < 5; i++ { |
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err = os.Remove(name) |
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if err == nil { |
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break |
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} |
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unwrapped := err.(*os.PathError).Err |
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if unwrapped == syscall.EBUSY || unwrapped == syscall.ENOTEMPTY || unwrapped == syscall.EPERM || unwrapped == syscall.EMFILE || unwrapped == syscall.ENFILE { |
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// try again
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<-time.After(100 * time.Millisecond) |
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continue |
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} |
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if unwrapped == syscall.ENOENT { |
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// it's already gone
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return nil |
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} |
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} |
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return err |
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} |
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// RemoveAll removes the named file or (empty) directory with at most 5 attempts.Remove
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func RemoveAll(name string) error { |
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var err error |
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for i := 0; i < 5; i++ { |
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err = os.RemoveAll(name) |
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if err == nil { |
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break |
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} |
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unwrapped := err.(*os.PathError).Err |
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if unwrapped == syscall.EBUSY || unwrapped == syscall.ENOTEMPTY || unwrapped == syscall.EPERM || unwrapped == syscall.EMFILE || unwrapped == syscall.ENFILE { |
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// try again
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<-time.After(100 * time.Millisecond) |
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continue |
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} |
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if unwrapped == syscall.ENOENT { |
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// it's already gone
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return nil |
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} |
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} |
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return err |
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} |
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