150 lines
3.3 KiB
Go
150 lines
3.3 KiB
Go
// +build openbsd
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package disk
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import (
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"bytes"
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"context"
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"encoding/binary"
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"github.com/shirou/gopsutil/internal/common"
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"golang.org/x/sys/unix"
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)
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func PartitionsWithContext(ctx context.Context, all bool) ([]PartitionStat, error) {
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var ret []PartitionStat
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// get length
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count, err := unix.Getfsstat(nil, unix.MNT_WAIT)
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if err != nil {
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return ret, err
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}
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fs := make([]unix.Statfs_t, count)
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if _, err = unix.Getfsstat(fs, unix.MNT_WAIT); err != nil {
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return ret, err
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}
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for _, stat := range fs {
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opts := "rw"
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if stat.F_flags&unix.MNT_RDONLY != 0 {
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opts = "ro"
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}
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if stat.F_flags&unix.MNT_SYNCHRONOUS != 0 {
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opts += ",sync"
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}
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if stat.F_flags&unix.MNT_NOEXEC != 0 {
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opts += ",noexec"
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}
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if stat.F_flags&unix.MNT_NOSUID != 0 {
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opts += ",nosuid"
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}
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if stat.F_flags&unix.MNT_NODEV != 0 {
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opts += ",nodev"
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}
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if stat.F_flags&unix.MNT_ASYNC != 0 {
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opts += ",async"
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}
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if stat.F_flags&unix.MNT_SOFTDEP != 0 {
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opts += ",softdep"
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}
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if stat.F_flags&unix.MNT_NOATIME != 0 {
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opts += ",noatime"
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}
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if stat.F_flags&unix.MNT_WXALLOWED != 0 {
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opts += ",wxallowed"
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}
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d := PartitionStat{
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Device: common.IntToString(stat.F_mntfromname[:]),
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Mountpoint: common.IntToString(stat.F_mntonname[:]),
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Fstype: common.IntToString(stat.F_fstypename[:]),
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Opts: opts,
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}
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ret = append(ret, d)
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}
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return ret, nil
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}
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func IOCountersWithContext(ctx context.Context, names ...string) (map[string]IOCountersStat, error) {
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ret := make(map[string]IOCountersStat)
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r, err := unix.SysctlRaw("hw.diskstats")
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if err != nil {
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return nil, err
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}
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buf := []byte(r)
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length := len(buf)
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count := int(uint64(length) / uint64(sizeOfDiskstats))
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// parse buf to Diskstats
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for i := 0; i < count; i++ {
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b := buf[i*sizeOfDiskstats : i*sizeOfDiskstats+sizeOfDiskstats]
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d, err := parseDiskstats(b)
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if err != nil {
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continue
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}
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name := common.IntToString(d.Name[:])
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if len(names) > 0 && !common.StringsHas(names, name) {
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continue
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}
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ds := IOCountersStat{
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ReadCount: d.Rxfer,
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WriteCount: d.Wxfer,
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ReadBytes: d.Rbytes,
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WriteBytes: d.Wbytes,
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Name: name,
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}
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ret[name] = ds
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}
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return ret, nil
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}
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// BT2LD(time) ((long double)(time).sec + (time).frac * BINTIME_SCALE)
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func parseDiskstats(buf []byte) (Diskstats, error) {
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var ds Diskstats
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br := bytes.NewReader(buf)
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// err := binary.Read(br, binary.LittleEndian, &ds)
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err := common.Read(br, binary.LittleEndian, &ds)
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if err != nil {
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return ds, err
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}
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return ds, nil
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}
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func UsageWithContext(ctx context.Context, path string) (*UsageStat, error) {
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stat := unix.Statfs_t{}
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err := unix.Statfs(path, &stat)
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if err != nil {
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return nil, err
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}
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bsize := stat.F_bsize
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ret := &UsageStat{
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Path: path,
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Fstype: getFsType(stat),
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Total: (uint64(stat.F_blocks) * uint64(bsize)),
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Free: (uint64(stat.F_bavail) * uint64(bsize)),
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InodesTotal: (uint64(stat.F_files)),
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InodesFree: (uint64(stat.F_ffree)),
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}
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ret.InodesUsed = (ret.InodesTotal - ret.InodesFree)
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ret.InodesUsedPercent = (float64(ret.InodesUsed) / float64(ret.InodesTotal)) * 100.0
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ret.Used = (uint64(stat.F_blocks) - uint64(stat.F_bfree)) * uint64(bsize)
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ret.UsedPercent = (float64(ret.Used) / float64(ret.Total)) * 100.0
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return ret, nil
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}
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func getFsType(stat unix.Statfs_t) string {
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return common.IntToString(stat.F_fstypename[:])
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}
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