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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| package utils | ||
|
|
||
| import ( | ||
| "sync" | ||
| "sync/atomic" | ||
| "time" | ||
|
|
||
| "github.com/shirou/gopsutil/v3/process" | ||
| ) | ||
|
|
||
| type Info struct { | ||
| Mem uint64 `json:"mem"` | ||
| Cpu float64 `json:"cpu"` | ||
| NumConn int32 `json:"numConn"` | ||
| IOReadSpeed uint64 `json:"ioReadSpeed"` | ||
| IOWriteSpeed uint64 `json:"ioWriteSpeed"` | ||
| lock *sync.Mutex | ||
| } | ||
|
|
||
| func NewInfo() *Info { | ||
| return &Info{lock: &sync.Mutex{}} | ||
| } | ||
|
|
||
| func Detect(pid int32, info *Info) { | ||
| p, err := process.NewProcess(pid) | ||
| if err != nil { | ||
| return | ||
| } | ||
| if children, err := p.Children(); err == nil { | ||
| for _, v := range children { | ||
| go Detect(v.Pid, info) | ||
| } | ||
| } | ||
| if conn, err := p.Connections(); err == nil { | ||
| atomic.AddInt32(&info.NumConn, int32(len(conn))) | ||
| } | ||
| if io1, err := p.IOCounters(); err == nil { | ||
| time.Sleep(time.Millisecond * 250) | ||
| if io2, err := p.IOCounters(); err == nil { | ||
| atomic.AddUint64(&info.IOReadSpeed, (io2.ReadBytes-io1.ReadBytes)*4) | ||
| atomic.AddUint64(&info.IOWriteSpeed, (io2.WriteBytes-io1.WriteBytes)*4) | ||
| } | ||
| } | ||
| if mem, err := p.MemoryInfo(); err == nil { | ||
| atomic.AddUint64(&info.Mem, mem.RSS) | ||
| } | ||
| if cpu, err := p.CPUPercent(); err == nil { | ||
| info.lock.Lock() | ||
| info.Cpu += cpu | ||
| info.lock.Unlock() | ||
| } | ||
| } |