// before 9.0 func getUsersFromUtmp(utmpfile string) ([]UserStat, error) { var ret []UserStat file, err := os.Open(utmpfile) if err != nil { return ret, err } buf, err := ioutil.ReadAll(file) if err != nil { return ret, err } u := Utmp{} entrySize := int(unsafe.Sizeof(u)) count := len(buf) / entrySize for i := 0; i < count; i++ { b := buf[i*entrySize : i*entrySize+entrySize] var u Utmp br := bytes.NewReader(b) err := binary.Read(br, binary.LittleEndian, &u) if err != nil || u.Time == 0 { continue } user := UserStat{ User: common.IntToString(u.Name[:]), Terminal: common.IntToString(u.Line[:]), Host: common.IntToString(u.Host[:]), Started: int(u.Time), } ret = append(ret, user) } return ret, nil }
func (p *Process) Name() (string, error) { k, err := p.getKProc() if err != nil { return "", err } return common.IntToString(k.Proc.P_comm[:]), nil }
func Users() ([]UserStat, error) { utmpfile := "/var/run/utx.active" if !common.PathExists(utmpfile) { utmpfile = "/var/run/utmp" // before 9.0 return getUsersFromUtmp(utmpfile) } var ret []UserStat file, err := os.Open(utmpfile) if err != nil { return ret, err } buf, err := ioutil.ReadAll(file) if err != nil { return ret, err } u := Utmpx{} entrySize := int(unsafe.Sizeof(u)) - 3 entrySize = 197 // TODO: why should 197 count := len(buf) / entrySize for i := 0; i < count; i++ { b := buf[i*entrySize : i*entrySize+entrySize] var u Utmpx br := bytes.NewReader(b) err := binary.Read(br, binary.LittleEndian, &u) if err != nil || u.Type != 4 { continue } sec := (binary.LittleEndian.Uint32(u.Tv.Sec[:])) / 2 // TODO: user := UserStat{ User: common.IntToString(u.User[:]), Terminal: common.IntToString(u.Line[:]), Host: common.IntToString(u.Host[:]), Started: int(sec), } ret = append(ret, user) } return ret, nil }
func Users() ([]UserStat, error) { utmpfile := "/var/run/utmpx" var ret []UserStat file, err := os.Open(utmpfile) if err != nil { return ret, err } buf, err := ioutil.ReadAll(file) if err != nil { return ret, err } u := Utmpx{} entrySize := int(unsafe.Sizeof(u)) count := len(buf) / entrySize for i := 0; i < count; i++ { b := buf[i*entrySize : i*entrySize+entrySize] var u Utmpx br := bytes.NewReader(b) err := binary.Read(br, binary.LittleEndian, &u) if err != nil { continue } if u.Type != 7 { // skip if not USERPROCESS continue } user := UserStat{ User: common.IntToString(u.User[:]), Terminal: common.IntToString(u.Line[:]), Host: common.IntToString(u.Host[:]), Started: int(u.Tv.Sec), } ret = append(ret, user) } return ret, nil }
func Users() ([]UserStat, error) { utmpfile := "/var/run/utmp" file, err := os.Open(utmpfile) if err != nil { return nil, err } buf, err := ioutil.ReadAll(file) if err != nil { return nil, err } u := utmp{} entrySize := int(unsafe.Sizeof(u)) count := len(buf) / entrySize ret := make([]UserStat, 0, count) for i := 0; i < count; i++ { b := buf[i*entrySize : i*entrySize+entrySize] var u utmp br := bytes.NewReader(b) err := binary.Read(br, binary.LittleEndian, &u) if err != nil { continue } user := UserStat{ User: common.IntToString(u.User[:]), Terminal: common.IntToString(u.Line[:]), Host: common.IntToString(u.Host[:]), Started: int(u.Tv.TvSec), } ret = append(ret, user) } return ret, nil }
func DiskPartitions(all bool) ([]DiskPartitionStat, error) { var ret []DiskPartitionStat count, err := Getfsstat(nil, MntWait) if err != nil { return ret, err } fs := make([]Statfs_t, count) _, err = Getfsstat(fs, MntWait) for _, stat := range fs { opts := "rw" if stat.Flags&MntReadOnly != 0 { opts = "ro" } if stat.Flags&MntSynchronous != 0 { opts += ",sync" } if stat.Flags&MntNoExec != 0 { opts += ",noexec" } if stat.Flags&MntNoSuid != 0 { opts += ",nosuid" } if stat.Flags&MntUnion != 0 { opts += ",union" } if stat.Flags&MntAsync != 0 { opts += ",async" } if stat.Flags&MntSuidDir != 0 { opts += ",suiddir" } if stat.Flags&MntSoftDep != 0 { opts += ",softdep" } if stat.Flags&MntNoSymFollow != 0 { opts += ",nosymfollow" } if stat.Flags&MntGEOMJournal != 0 { opts += ",gjounalc" } if stat.Flags&MntMultilabel != 0 { opts += ",multilabel" } if stat.Flags&MntACLs != 0 { opts += ",acls" } if stat.Flags&MntNoATime != 0 { opts += ",noattime" } if stat.Flags&MntClusterRead != 0 { opts += ",nocluster" } if stat.Flags&MntClusterWrite != 0 { opts += ",noclusterw" } if stat.Flags&MntNFS4ACLs != 0 { opts += ",nfs4acls" } d := DiskPartitionStat{ Device: common.IntToString(stat.Mntfromname[:]), Mountpoint: common.IntToString(stat.Mntonname[:]), Fstype: common.IntToString(stat.Fstypename[:]), Opts: opts, } ret = append(ret, d) } return ret, nil }
func getFsType(stat syscall.Statfs_t) string { return common.IntToString(stat.Fstypename[:]) }