481 lines
12 KiB
Go
481 lines
12 KiB
Go
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// +build freebsd
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package process
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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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"strings"
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cpu "github.com/shirou/gopsutil/cpu"
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"github.com/shirou/gopsutil/internal/common"
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net "github.com/shirou/gopsutil/net"
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"golang.org/x/sys/unix"
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)
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// MemoryInfoExStat is different between OSes
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type MemoryInfoExStat struct {
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}
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type MemoryMapsStat struct {
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}
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func Pids() ([]int32, error) {
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return PidsWithContext(context.Background())
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}
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func PidsWithContext(ctx context.Context) ([]int32, error) {
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var ret []int32
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procs, err := Processes()
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if err != nil {
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return ret, nil
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}
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for _, p := range procs {
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ret = append(ret, p.Pid)
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}
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return ret, nil
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}
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func (p *Process) Ppid() (int32, error) {
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return p.PpidWithContext(context.Background())
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}
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func (p *Process) PpidWithContext(ctx context.Context) (int32, error) {
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k, err := p.getKProc()
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if err != nil {
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return 0, err
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}
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return k.Ppid, nil
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}
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func (p *Process) Name() (string, error) {
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return p.NameWithContext(context.Background())
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}
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func (p *Process) NameWithContext(ctx context.Context) (string, error) {
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k, err := p.getKProc()
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if err != nil {
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return "", err
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}
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return common.IntToString(k.Comm[:]), nil
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}
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func (p *Process) Tgid() (int32, error) {
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return 0, common.ErrNotImplementedError
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}
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func (p *Process) Exe() (string, error) {
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return p.ExeWithContext(context.Background())
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}
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func (p *Process) ExeWithContext(ctx context.Context) (string, error) {
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return "", common.ErrNotImplementedError
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}
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func (p *Process) Cmdline() (string, error) {
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return p.CmdlineWithContext(context.Background())
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}
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func (p *Process) CmdlineWithContext(ctx context.Context) (string, error) {
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mib := []int32{CTLKern, KernProc, KernProcArgs, p.Pid}
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buf, _, err := common.CallSyscall(mib)
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if err != nil {
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return "", err
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}
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ret := strings.FieldsFunc(string(buf), func(r rune) bool {
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if r == '\u0000' {
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return true
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}
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return false
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})
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return strings.Join(ret, " "), nil
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}
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func (p *Process) CmdlineSlice() ([]string, error) {
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return p.CmdlineSliceWithContext(context.Background())
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}
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func (p *Process) CmdlineSliceWithContext(ctx context.Context) ([]string, error) {
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mib := []int32{CTLKern, KernProc, KernProcArgs, p.Pid}
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buf, _, err := common.CallSyscall(mib)
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if err != nil {
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return nil, err
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}
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if len(buf) == 0 {
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return nil, nil
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}
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if buf[len(buf)-1] == 0 {
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buf = buf[:len(buf)-1]
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}
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parts := bytes.Split(buf, []byte{0})
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var strParts []string
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for _, p := range parts {
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strParts = append(strParts, string(p))
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}
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return strParts, nil
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}
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func (p *Process) CreateTime() (int64, error) {
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return p.CreateTimeWithContext(context.Background())
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}
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func (p *Process) CreateTimeWithContext(ctx context.Context) (int64, error) {
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return 0, common.ErrNotImplementedError
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}
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func (p *Process) Cwd() (string, error) {
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return p.CwdWithContext(context.Background())
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}
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func (p *Process) CwdWithContext(ctx context.Context) (string, error) {
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return "", common.ErrNotImplementedError
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}
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func (p *Process) Parent() (*Process, error) {
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return p.ParentWithContext(context.Background())
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}
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func (p *Process) ParentWithContext(ctx context.Context) (*Process, error) {
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return p, common.ErrNotImplementedError
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}
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func (p *Process) Status() (string, error) {
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return p.StatusWithContext(context.Background())
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}
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func (p *Process) StatusWithContext(ctx context.Context) (string, error) {
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k, err := p.getKProc()
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if err != nil {
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return "", err
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}
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var s string
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switch k.Stat {
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case SIDL:
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s = "I"
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case SRUN:
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s = "R"
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case SSLEEP:
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s = "S"
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case SSTOP:
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s = "T"
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case SZOMB:
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s = "Z"
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case SWAIT:
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s = "W"
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case SLOCK:
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s = "L"
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}
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return s, nil
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}
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func (p *Process) Uids() ([]int32, error) {
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return p.UidsWithContext(context.Background())
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}
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func (p *Process) UidsWithContext(ctx context.Context) ([]int32, error) {
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k, err := p.getKProc()
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if err != nil {
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return nil, err
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}
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uids := make([]int32, 0, 3)
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uids = append(uids, int32(k.Ruid), int32(k.Uid), int32(k.Svuid))
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return uids, nil
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}
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func (p *Process) Gids() ([]int32, error) {
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return p.GidsWithContext(context.Background())
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}
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func (p *Process) GidsWithContext(ctx context.Context) ([]int32, error) {
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k, err := p.getKProc()
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if err != nil {
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return nil, err
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}
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gids := make([]int32, 0, 3)
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gids = append(gids, int32(k.Rgid), int32(k.Ngroups), int32(k.Svgid))
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return gids, nil
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}
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func (p *Process) Terminal() (string, error) {
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return p.TerminalWithContext(context.Background())
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}
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func (p *Process) TerminalWithContext(ctx context.Context) (string, error) {
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k, err := p.getKProc()
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if err != nil {
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return "", err
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}
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ttyNr := uint64(k.Tdev)
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termmap, err := getTerminalMap()
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if err != nil {
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return "", err
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}
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return termmap[ttyNr], nil
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}
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func (p *Process) Nice() (int32, error) {
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return p.NiceWithContext(context.Background())
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}
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func (p *Process) NiceWithContext(ctx context.Context) (int32, error) {
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k, err := p.getKProc()
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if err != nil {
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return 0, err
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}
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return int32(k.Nice), nil
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}
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func (p *Process) IOnice() (int32, error) {
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return p.IOniceWithContext(context.Background())
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}
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func (p *Process) IOniceWithContext(ctx context.Context) (int32, error) {
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return 0, common.ErrNotImplementedError
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}
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func (p *Process) Rlimit() ([]RlimitStat, error) {
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return p.RlimitWithContext(context.Background())
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}
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func (p *Process) RlimitWithContext(ctx context.Context) ([]RlimitStat, error) {
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var rlimit []RlimitStat
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return rlimit, common.ErrNotImplementedError
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}
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func (p *Process) RlimitUsage(gatherUsed bool) ([]RlimitStat, error) {
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return p.RlimitUsageWithContext(context.Background(), gatherUsed)
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}
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func (p *Process) RlimitUsageWithContext(ctx context.Context, gatherUsed bool) ([]RlimitStat, error) {
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var rlimit []RlimitStat
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return rlimit, common.ErrNotImplementedError
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}
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func (p *Process) IOCounters() (*IOCountersStat, error) {
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return p.IOCountersWithContext(context.Background())
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}
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func (p *Process) IOCountersWithContext(ctx context.Context) (*IOCountersStat, error) {
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k, err := p.getKProc()
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if err != nil {
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return nil, err
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}
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return &IOCountersStat{
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ReadCount: uint64(k.Rusage.Inblock),
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WriteCount: uint64(k.Rusage.Oublock),
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}, nil
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}
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func (p *Process) NumCtxSwitches() (*NumCtxSwitchesStat, error) {
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return p.NumCtxSwitchesWithContext(context.Background())
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}
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func (p *Process) NumCtxSwitchesWithContext(ctx context.Context) (*NumCtxSwitchesStat, error) {
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return nil, common.ErrNotImplementedError
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}
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func (p *Process) NumFDs() (int32, error) {
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return p.NumFDsWithContext(context.Background())
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}
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func (p *Process) NumFDsWithContext(ctx context.Context) (int32, error) {
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return 0, common.ErrNotImplementedError
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}
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func (p *Process) NumThreads() (int32, error) {
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return p.NumThreadsWithContext(context.Background())
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}
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func (p *Process) NumThreadsWithContext(ctx context.Context) (int32, error) {
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k, err := p.getKProc()
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if err != nil {
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return 0, err
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}
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return k.Numthreads, nil
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}
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func (p *Process) Threads() (map[int32]*cpu.TimesStat, error) {
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return p.ThreadsWithContext(context.Background())
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}
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func (p *Process) ThreadsWithContext(ctx context.Context) (map[int32]*cpu.TimesStat, error) {
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ret := make(map[int32]*cpu.TimesStat)
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return ret, common.ErrNotImplementedError
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}
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func (p *Process) Times() (*cpu.TimesStat, error) {
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return p.TimesWithContext(context.Background())
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}
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func (p *Process) TimesWithContext(ctx context.Context) (*cpu.TimesStat, error) {
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k, err := p.getKProc()
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if err != nil {
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return nil, err
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}
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return &cpu.TimesStat{
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CPU: "cpu",
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User: float64(k.Rusage.Utime.Sec) + float64(k.Rusage.Utime.Usec)/1000000,
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System: float64(k.Rusage.Stime.Sec) + float64(k.Rusage.Stime.Usec)/1000000,
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}, nil
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}
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func (p *Process) CPUAffinity() ([]int32, error) {
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return p.CPUAffinityWithContext(context.Background())
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}
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func (p *Process) CPUAffinityWithContext(ctx context.Context) ([]int32, error) {
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return nil, common.ErrNotImplementedError
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}
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func (p *Process) MemoryInfo() (*MemoryInfoStat, error) {
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return p.MemoryInfoWithContext(context.Background())
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}
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func (p *Process) MemoryInfoWithContext(ctx context.Context) (*MemoryInfoStat, error) {
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k, err := p.getKProc()
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if err != nil {
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return nil, err
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}
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v, err := unix.Sysctl("vm.stats.vm.v_page_size")
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if err != nil {
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return nil, err
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}
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pageSize := common.LittleEndian.Uint16([]byte(v))
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return &MemoryInfoStat{
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RSS: uint64(k.Rssize) * uint64(pageSize),
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VMS: uint64(k.Size),
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}, nil
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}
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func (p *Process) MemoryInfoEx() (*MemoryInfoExStat, error) {
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return p.MemoryInfoExWithContext(context.Background())
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}
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func (p *Process) MemoryInfoExWithContext(ctx context.Context) (*MemoryInfoExStat, error) {
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return nil, common.ErrNotImplementedError
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}
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func (p *Process) Children() ([]*Process, error) {
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return p.ChildrenWithContext(context.Background())
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}
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func (p *Process) ChildrenWithContext(ctx context.Context) ([]*Process, error) {
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pids, err := common.CallPgrep(invoke, p.Pid)
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if err != nil {
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return nil, err
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}
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ret := make([]*Process, 0, len(pids))
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for _, pid := range pids {
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np, err := NewProcess(pid)
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if err != nil {
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return nil, err
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}
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ret = append(ret, np)
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}
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return ret, nil
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}
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func (p *Process) OpenFiles() ([]OpenFilesStat, error) {
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return p.OpenFilesWithContext(context.Background())
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}
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func (p *Process) OpenFilesWithContext(ctx context.Context) ([]OpenFilesStat, error) {
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return nil, common.ErrNotImplementedError
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}
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func (p *Process) Connections() ([]net.ConnectionStat, error) {
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return p.ConnectionsWithContext(context.Background())
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}
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|
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func (p *Process) ConnectionsWithContext(ctx context.Context) ([]net.ConnectionStat, error) {
|
||
|
|
return nil, common.ErrNotImplementedError
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) NetIOCounters(pernic bool) ([]net.IOCountersStat, error) {
|
||
|
|
return p.NetIOCountersWithContext(context.Background(), pernic)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) NetIOCountersWithContext(ctx context.Context, pernic bool) ([]net.IOCountersStat, error) {
|
||
|
|
return nil, common.ErrNotImplementedError
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) IsRunning() (bool, error) {
|
||
|
|
return p.IsRunningWithContext(context.Background())
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) IsRunningWithContext(ctx context.Context) (bool, error) {
|
||
|
|
return true, common.ErrNotImplementedError
|
||
|
|
}
|
||
|
|
func (p *Process) MemoryMaps(grouped bool) (*[]MemoryMapsStat, error) {
|
||
|
|
return p.MemoryMapsWithContext(context.Background(), grouped)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) MemoryMapsWithContext(ctx context.Context, grouped bool) (*[]MemoryMapsStat, error) {
|
||
|
|
var ret []MemoryMapsStat
|
||
|
|
return &ret, common.ErrNotImplementedError
|
||
|
|
}
|
||
|
|
|
||
|
|
func Processes() ([]*Process, error) {
|
||
|
|
return ProcessesWithContext(context.Background())
|
||
|
|
}
|
||
|
|
|
||
|
|
func ProcessesWithContext(ctx context.Context) ([]*Process, error) {
|
||
|
|
results := []*Process{}
|
||
|
|
|
||
|
|
mib := []int32{CTLKern, KernProc, KernProcProc, 0}
|
||
|
|
buf, length, err := common.CallSyscall(mib)
|
||
|
|
if err != nil {
|
||
|
|
return results, err
|
||
|
|
}
|
||
|
|
|
||
|
|
// get kinfo_proc size
|
||
|
|
count := int(length / uint64(sizeOfKinfoProc))
|
||
|
|
|
||
|
|
// parse buf to procs
|
||
|
|
for i := 0; i < count; i++ {
|
||
|
|
b := buf[i*sizeOfKinfoProc : (i+1)*sizeOfKinfoProc]
|
||
|
|
k, err := parseKinfoProc(b)
|
||
|
|
if err != nil {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
p, err := NewProcess(int32(k.Pid))
|
||
|
|
if err != nil {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
results = append(results, p)
|
||
|
|
}
|
||
|
|
|
||
|
|
return results, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func parseKinfoProc(buf []byte) (KinfoProc, error) {
|
||
|
|
var k KinfoProc
|
||
|
|
br := bytes.NewReader(buf)
|
||
|
|
err := common.Read(br, binary.LittleEndian, &k)
|
||
|
|
return k, err
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) getKProc() (*KinfoProc, error) {
|
||
|
|
return p.getKProcWithContext(context.Background())
|
||
|
|
}
|
||
|
|
|
||
|
|
func (p *Process) getKProcWithContext(ctx context.Context) (*KinfoProc, error) {
|
||
|
|
mib := []int32{CTLKern, KernProc, KernProcPID, p.Pid}
|
||
|
|
|
||
|
|
buf, length, err := common.CallSyscall(mib)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
if length != sizeOfKinfoProc {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
k, err := parseKinfoProc(buf)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
return &k, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func NewProcess(pid int32) (*Process, error) {
|
||
|
|
p := &Process{Pid: pid}
|
||
|
|
|
||
|
|
return p, nil
|
||
|
|
}
|