81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
/*
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Copyright 2016 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 main
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import (
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"bytes"
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"fmt"
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"log"
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"os"
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"strconv"
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"github.com/golang/glog"
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"github.com/pkg/profile"
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"k8s.io/minikube/cmd/minikube/cmd"
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"k8s.io/minikube/pkg/minikube/constants"
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"k8s.io/minikube/pkg/minikube/machine"
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"k8s.io/minikube/pkg/minikube/out"
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"k8s.io/minikube/pkg/minikube/translate"
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_ "k8s.io/minikube/pkg/provision"
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)
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const minikubeEnableProfile = "MINIKUBE_ENABLE_PROFILING"
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func main() {
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captureStdLogMessages()
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defer glog.Flush()
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if os.Getenv(minikubeEnableProfile) == "1" {
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defer profile.Start(profile.TraceProfile).Stop()
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}
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if os.Getenv(constants.IsMinikubeChildProcess) == "" {
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machine.StartDriver()
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}
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out.SetOutFile(os.Stdout)
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out.SetErrFile(os.Stderr)
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translate.DetermineLocale()
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cmd.Execute()
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}
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// captureStdLogMessages arranges for messages written to the Go "log" package's to appear in glog
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func captureStdLogMessages() {
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log.SetFlags(log.Lshortfile)
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log.SetOutput(logBridge{})
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}
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type logBridge struct{}
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// Write parses the standard logging line and passes its components to glog
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func (lb logBridge) Write(b []byte) (n int, err error) {
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// Split "d.go:23: message" into "d.go", "23", and "message".
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parts := bytes.SplitN(b, []byte{':'}, 3)
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if len(parts) != 3 || len(parts[0]) < 1 || len(parts[2]) < 1 {
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glog.Errorf("bad log format: %s", b)
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return
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}
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file := string(parts[0])
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text := string(parts[2][1:]) // skip leading space
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line, err := strconv.Atoi(string(parts[1]))
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if err != nil {
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text = fmt.Sprintf("bad line number: %s", b)
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line = 0
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}
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glog.Infof("stdlog: %s:%d %s", file, line, text)
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return len(b), nil
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}
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