mirror of
https://github.com/ceph/ceph-csi.git
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4ebfe5ded2
Bumps [k8s.io/klog/v2](https://github.com/kubernetes/klog) from 2.40.1 to 2.60.1. - [Release notes](https://github.com/kubernetes/klog/releases) - [Changelog](https://github.com/kubernetes/klog/blob/main/RELEASE.md) - [Commits](https://github.com/kubernetes/klog/compare/v2.40.1...v2.60.1) --- updated-dependencies: - dependency-name: k8s.io/klog/v2 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
70 lines
2.3 KiB
Go
70 lines
2.3 KiB
Go
// Go support for leveled logs, analogous to https://code.google.com/p/google-glog/
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//
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// Copyright 2013 Google Inc. All Rights Reserved.
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// Copyright 2022 The Kubernetes 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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package klog
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import (
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"fmt"
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"os"
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"time"
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)
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var (
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// ExitFlushTimeout is the timeout that klog has traditionally used during
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// calls like Fatal or Exit when flushing log data right before exiting.
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// Applications that replace those calls and do not have some specific
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// requirements like "exit immediately" can use this value as parameter
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// for FlushAndExit.
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//
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// Can be set for testing purpose or to change the application's
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// default.
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ExitFlushTimeout = 10 * time.Second
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// OsExit is the function called by FlushAndExit to terminate the program.
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//
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// Can be set for testing purpose or to change the application's
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// default behavior. Note that the function should not simply return
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// because callers of functions like Fatal will not expect that.
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OsExit = os.Exit
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)
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// FlushAndExit flushes log data for a certain amount of time and then calls
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// os.Exit. Combined with some logging call it provides a replacement for
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// traditional calls like Fatal or Exit.
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func FlushAndExit(flushTimeout time.Duration, exitCode int) {
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timeoutFlush(flushTimeout)
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OsExit(exitCode)
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}
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// timeoutFlush calls Flush and returns when it completes or after timeout
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// elapses, whichever happens first. This is needed because the hooks invoked
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// by Flush may deadlock when klog.Fatal is called from a hook that holds
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// a lock. Flushing also might take too long.
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func timeoutFlush(timeout time.Duration) {
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done := make(chan bool, 1)
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go func() {
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Flush() // calls logging.lockAndFlushAll()
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done <- true
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}()
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select {
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case <-done:
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case <-time.After(timeout):
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fmt.Fprintln(os.Stderr, "klog: Flush took longer than", timeout)
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}
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}
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