37 lines
765 B
Go
37 lines
765 B
Go
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//go:build linux
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package sysinfo
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import (
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"os"
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"syscall"
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)
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func readPlatform() (Stats, CPUSample) {
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var (
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stats Stats
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sample CPUSample
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)
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if raw, err := os.ReadFile("/proc/stat"); err == nil {
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sample = parseProcStat(string(raw))
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}
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if raw, err := os.ReadFile("/proc/meminfo"); err == nil {
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stats.MemTotalBytes, stats.MemUsedBytes = parseMemInfo(string(raw))
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}
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stats.DiskTotalBytes, stats.DiskUsedBytes = diskUsage("/")
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return stats, sample
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}
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func diskUsage(path string) (total, used uint64) {
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var stat syscall.Statfs_t
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if err := syscall.Statfs(path, &stat); err != nil {
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return 0, 0
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}
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total = stat.Blocks * uint64(stat.Bsize)
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free := stat.Bavail * uint64(stat.Bsize)
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if free > total {
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return total, 0
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}
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return total, total - free
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}
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