mirror of https://github.com/shirou/gopsutil
Add host support for AIX
parent
5d3cf2e9e7
commit
52d61b8669
@ -0,0 +1,158 @@
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//go:build aix
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// +build aix
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package host
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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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"errors"
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"strconv"
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"strings"
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"github.com/shirou/gopsutil/v3/internal/common"
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)
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// from https://www.ibm.com/docs/en/aix/7.2?topic=files-utmph-file
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const (
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user_PROCESS = 7
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hostTemperatureScale = 1000.0 // Not part of the linked file, but kept just in case it becomes relevant
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)
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func HostIDWithContext(ctx context.Context) (string, error) {
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out, err := invoke.CommandWithContext(ctx, "uname", "-u")
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if err != nil {
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return "", err
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}
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// The command always returns an extra newline, so we make use of Split() to get only the first line
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return strings.Split(string(out[:]), "\n")[0]
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}
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func numProcs(ctx context.Context) (uint64, error) {
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return common.NumProcsWithContext(ctx)
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}
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func BootTimeWithContext(ctx context.Context) (btime uint64, err error) {
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ut, err := UptimeWithContext(ctx)
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if err != nil {
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return 0, err
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}
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if ut <= 0 {
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return 0, errors.New("Uptime was not set, so cannot calculate boot time from it.")
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}
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ut = ut * 60
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return timeSince(ut), nil
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}
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func UptimeWithContext(ctx context.Context) (uint64, error) {
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out, err := invoke.CommandWithContext(ctx, "uptime").Output()
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if err != nil {
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return 0, err
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}
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// Convert our uptime to a series of fields we can extract
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ut := strings.Fields(string(out[:]))
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// Convert the second field "Days" value to integer and roll it to minutes
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days, err := strconv.Atoi(ut[2])
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if err != nil {
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return 0, err
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}
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// Split field 4 into hours and minutes
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hm := strings.Split(ut[4], ":")
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hours, err := strconv.Atoi(hm[0])
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if err != nil {
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return 0, err
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}
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minutes, err := strconv.Atoi(strings.Replace(hm[1], ",", "", -1))
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if err != nil {
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return 0, err
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}
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// Stack them all together as minutes
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total_time := (days * 24 * 60) + (hours * 60) + minutes
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return uint64(total_time), nil
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}
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// This is probably broken, it doesn't seem to work even with CGO
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func UsersWithContext(ctx context.Context) ([]UserStat, error) {
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var ret []UserStat
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ut, err := invoke.CommandWithContext(ctx, "w").Output()
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for i := 0; i < count; i++ {
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b := buf[i*sizeOfUtmp : (i+1)*sizeOfUtmp]
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var u utmp
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br := bytes.NewReader(b)
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err := binary.Read(br, binary.LittleEndian, &u)
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if err != nil {
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continue
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}
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if u.Type != user_PROCESS {
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continue
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}
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user := UserStat{
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User: common.IntToString(u.User[:]),
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Terminal: common.IntToString(u.Line[:]),
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Host: common.IntToString(u.Host[:]),
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Started: int(u.Tv.Sec),
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}
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ret = append(ret, user)
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}
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return ret, nil
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}
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// Much of this function could be static. However, to be future proofed, I've made it call the OS for the information in all instances.
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func PlatformInformationWithContext(ctx context.Context) (platform string, family string, version string, err error) {
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// Set the platform (which should always, and only be, "AIX") from `uname -s`
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out, err := invoke.CommandWithContext(ctx, "uname", "-s").Output()
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if err != nil {
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return "", "", "", err
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}
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platform = string(out[:])
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// Set the family
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out, err = invoke.CommandWithContext(ctx, "bootinfo", "-p").Output()
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if err != nil {
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return "", "", "", err
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}
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// Family seems to always be the second field from this uname, so pull that out
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family = string(out[:])
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// Set the version
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out, err = invoke.CommandWithContext(ctx, "oslevel").Output()
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if err != nil {
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return "", "", "", err
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}
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version = string(out[:])
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return platform, family, version, nil
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}
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func KernelVersionWithContext(ctx context.Context) (version string, err error) {
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out, err := invoke.CommandWithContext(ctx, "oslevel", "-s").Output()
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if err != nil {
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return "", err
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}
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version = string(out[:])
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return version, nil
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}
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func KernelArch() (arch string, err error) {
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out, err := invoke.CommandWithContext(ctx, "bootinfo", "-y").Output()
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if err != nil {
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return "", err
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}
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arch = string(out[:])
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return arch, nil
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}
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@ -0,0 +1,48 @@
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//go:build aix && ppc64
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// +build aix,ppc64
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// Guessed at from the following document:
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// https://www.ibm.com/docs/sl/ibm-mq/9.2?topic=platforms-standard-data-types-aix-linux-windows
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package host
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const (
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sizeofPtr = 0x
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sizeofShort = 0x2
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sizeofInt = 0x4
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sizeofLong = 0x8
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sizeofLongLong = 0x8
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sizeOfUtmp = 0x180
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)
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type (
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_C_short int16
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_C_int int32
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_C_long int64
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_C_long_long int64
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)
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type utmp struct {
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Type int16
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Pad_cgo_0 [2]byte
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Pid int32
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Line [32]int8
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Id [4]int8
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User [32]int8
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Host [256]int8
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Exit exit_status
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Session int32
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Tv timeval
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Addr_v6 [4]int32
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X__glibc_reserved [20]int8
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}
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type exit_status struct {
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Termination int16
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Exit int16
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}
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type timeval struct {
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Sec int64
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Usec int64
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}
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