53 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // +build freebsd linux
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| 
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| /*
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|    Copyright The containerd 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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| */
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| 
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| /*
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| Copyright 2018 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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| */
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| 
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| package util
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| 
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| import (
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| 	"fmt"
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| 	"time"
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| 
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| 	"golang.org/x/sys/unix"
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| )
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| 
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| // GetBootTime returns the time at which the machine was started, truncated to the nearest second
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| func GetBootTime() (time.Time, error) {
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| 	currentTime := time.Now()
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| 	var info unix.Sysinfo_t
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| 	if err := unix.Sysinfo(&info); err != nil {
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| 		return time.Time{}, fmt.Errorf("error getting system uptime: %s", err)
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| 	}
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| 	return currentTime.Add(-time.Duration(info.Uptime) * time.Second).Truncate(time.Second), nil
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| }
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