//go:build darwin // +build darwin package process import ( "context" "fmt" "path/filepath" "strconv" "strings" "github.com/tklauser/go-sysconf" "golang.org/x/sys/unix" "github.com/shirou/gopsutil/v3/internal/common" "github.com/shirou/gopsutil/v3/net" ) // copied from sys/sysctl.h const ( CTLKern = 1 // "high kernel": proc, limits KernProc = 14 // struct: process entries KernProcPID = 1 // by process id KernProcProc = 8 // only return procs KernProcAll = 0 // everything KernProcPathname = 12 // path to executable ) var clockTicks = 100 // default value func init() { clkTck, err := sysconf.Sysconf(sysconf.SC_CLK_TCK) // ignore errors if err == nil { clockTicks = int(clkTck) } } type _Ctype_struct___0 struct { Pad uint64 } func pidsWithContext(ctx context.Context) ([]int32, error) { var ret []int32 kprocs, err := unix.SysctlKinfoProcSlice("kern.proc.all") if err != nil { return ret, err } for _, proc := range kprocs { ret = append(ret, int32(proc.Proc.P_pid)) } return ret, nil } func (p *Process) PpidWithContext(ctx context.Context) (int32, error) { k, err := p.getKProc() if err != nil { return 0, err } return k.Eproc.Ppid, nil } func (p *Process) NameWithContext(ctx context.Context) (string, error) { k, err := p.getKProc() if err != nil { return "", err } name := common.ByteToString(k.Proc.P_comm[:]) if len(name) >= 15 { cmdName, err := p.cmdNameWithContext(ctx) if err != nil { return "", err } if len(cmdName) > 0 { extendedName := filepath.Base(cmdName) if strings.HasPrefix(extendedName, p.name) { name = extendedName } } } return name, nil } func (p *Process) createTimeWithContext(ctx context.Context) (int64, error) { k, err := p.getKProc() if err != nil { return 0, err } return k.Proc.P_starttime.Sec*1000 + int64(k.Proc.P_starttime.Usec)/1000, nil } func (p *Process) StatusWithContext(ctx context.Context) ([]string, error) { r, err := callPsWithContext(ctx, "state", p.Pid, false, false) if err != nil { return []string{""}, err } status := convertStatusChar(r[0][0][0:1]) return []string{status}, err } func (p *Process) ForegroundWithContext(ctx context.Context) (bool, error) { // see https://github.com/shirou/gopsutil/issues/596#issuecomment-432707831 for implementation details pid := p.Pid out, err := invoke.CommandWithContext(ctx, "ps", "-o", "stat=", "-p", strconv.Itoa(int(pid))) if err != nil { return false, err } return strings.IndexByte(string(out), '+') != -1, nil } func (p *Process) UidsWithContext(ctx context.Context) ([]int32, error) { k, err := p.getKProc() if err != nil { return nil, err } // See: http://unix.superglobalmegacorp.com/Net2/newsrc/sys/ucred.h.html userEffectiveUID := int32(k.Eproc.Ucred.Uid) return []int32{userEffectiveUID}, nil } func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) { k, err := p.getKProc() if err != nil { return nil, err } gids := make([]int32, 0, 3) gids = append(gids, int32(k.Eproc.Pcred.P_rgid), int32(k.Eproc.Pcred.P_rgid), int32(k.Eproc.Pcred.P_svgid)) return gids, nil } func (p *Process) GroupsWithContext(ctx context.Context) ([]int32, error) { return nil, common.ErrNotImplementedError // k, err := p.getKProc() // if err != nil { // return nil, err // } // groups := make([]int32, k.Eproc.Ucred.Ngroups) // for i := int16(0); i < k.Eproc.Ucred.Ngroups; i++ { // groups[i] = int32(k.Eproc.Ucred.Groups[i]) // } // return groups, nil } func (p *Process) TerminalWithContext(ctx context.Context) (string, error) { return "", common.ErrNotImplementedError /* k, err := p.getKProc() if err != nil { return "", err } ttyNr := uint64(k.Eproc.Tdev) termmap, err := getTerminalMap() if err != nil { return "", err } return termmap[ttyNr], nil */ } func (p *Process) NiceWithContext(ctx context.Context) (int32, error) { k, err := p.getKProc() if err != nil { return 0, err } return int32(k.Proc.P_nice), nil } func (p *Process) IOCountersWithContext(ctx context.Context) (*IOCountersStat, error) { return nil, common.ErrNotImplementedError } func convertCPUTimes(s string) (ret float64, err error) { var t int var _tmp string if strings.Contains(s, ":") { _t := strings.Split(s, ":") switch len(_t) { case 3: hour, err := strconv.Atoi(_t[0]) if err != nil { return ret, err } t += hour * 60 * 60 * clockTicks mins, err := strconv.Atoi(_t[1]) if err != nil { return ret, err } t += mins * 60 * clockTicks _tmp = _t[2] case 2: mins, err := strconv.Atoi(_t[0]) if err != nil { return ret, err } t += mins * 60 * clockTicks _tmp = _t[1] case 1, 0: _tmp = s default: return ret, fmt.Errorf("wrong cpu time string") } } else { _tmp = s } _t := strings.Split(_tmp, ".") if err != nil { return ret, err } h, err := strconv.Atoi(_t[0]) t += h * clockTicks h, err = strconv.Atoi(_t[1]) t += h return float64(t) / float64(clockTicks), nil } func (p *Process) ChildrenWithContext(ctx context.Context) ([]*Process, error) { pids, err := common.CallPgrepWithContext(ctx, invoke, p.Pid) if err != nil { return nil, err } ret := make([]*Process, 0, len(pids)) for _, pid := range pids { np, err := NewProcessWithContext(ctx, pid) if err != nil { return nil, err } ret = append(ret, np) } return ret, nil } func (p *Process) ConnectionsWithContext(ctx context.Context) ([]net.ConnectionStat, error) { return net.ConnectionsPidWithContext(ctx, "all", p.Pid) } func (p *Process) ConnectionsMaxWithContext(ctx context.Context, max int) ([]net.ConnectionStat, error) { return net.ConnectionsPidMaxWithContext(ctx, "all", p.Pid, max) } func ProcessesWithContext(ctx context.Context) ([]*Process, error) { out := []*Process{} pids, err := PidsWithContext(ctx) if err != nil { return out, err } for _, pid := range pids { p, err := NewProcessWithContext(ctx, pid) if err != nil { continue } out = append(out, p) } return out, nil } // Returns a proc as defined here: // http://unix.superglobalmegacorp.com/Net2/newsrc/sys/kinfo_proc.h.html func (p *Process) getKProc() (*unix.KinfoProc, error) { return unix.SysctlKinfoProc("kern.proc.pid", int(p.Pid)) } // call ps command. // Return value deletes Header line(you must not input wrong arg). // And splited by Space. Caller have responsibility to manage. // If passed arg pid is 0, get information from all process. func callPsWithContext(ctx context.Context, arg string, pid int32, threadOption bool, nameOption bool) ([][]string, error) { var cmd []string if pid == 0 { // will get from all processes. cmd = []string{"-ax", "-o", arg} } else if threadOption { cmd = []string{"-x", "-o", arg, "-M", "-p", strconv.Itoa(int(pid))} } else { cmd = []string{"-x", "-o", arg, "-p", strconv.Itoa(int(pid))} } if nameOption { cmd = append(cmd, "-c") } out, err := invoke.CommandWithContext(ctx, "ps", cmd...) if err != nil { return [][]string{}, err } lines := strings.Split(string(out), "\n") var ret [][]string for _, l := range lines[1:] { var lr []string if nameOption { lr = append(lr, l) } else { for _, r := range strings.Split(l, " ") { if r == "" { continue } lr = append(lr, strings.TrimSpace(r)) } } if len(lr) != 0 { ret = append(ret, lr) } } return ret, nil }