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35 lines
690 B
Go
35 lines
690 B
Go
package sysinfo
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import (
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"syscall"
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"time"
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)
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func filetimeToDuration(ft *syscall.Filetime) time.Duration {
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ns := ft.Nanoseconds()
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return time.Duration(ns)
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}
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// GetUsage gathers process times.
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func GetUsage() (Usage, error) {
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var creationTime syscall.Filetime
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var exitTime syscall.Filetime
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var kernelTime syscall.Filetime
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var userTime syscall.Filetime
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handle, err := syscall.GetCurrentProcess()
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if err != nil {
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return Usage{}, err
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}
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err = syscall.GetProcessTimes(handle, &creationTime, &exitTime, &kernelTime, &userTime)
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if err != nil {
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return Usage{}, err
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}
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return Usage{
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System: filetimeToDuration(&kernelTime),
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User: filetimeToDuration(&userTime),
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}, nil
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}
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