Clash.Meta/tunnel/statistic/manager.go
2023-09-02 16:54:48 +08:00

130 lines
2.7 KiB
Go

package statistic
import (
"os"
"time"
"github.com/Dreamacro/clash/common/atomic"
"github.com/puzpuzpuz/xsync/v2"
"github.com/shirou/gopsutil/v3/process"
)
var DefaultManager *Manager
func init() {
DefaultManager = &Manager{
connections: xsync.NewMapOf[Tracker](),
uploadTemp: atomic.NewInt64(0),
downloadTemp: atomic.NewInt64(0),
uploadBlip: atomic.NewInt64(0),
downloadBlip: atomic.NewInt64(0),
uploadTotal: atomic.NewInt64(0),
downloadTotal: atomic.NewInt64(0),
process: &process.Process{Pid: int32(os.Getpid())},
}
go DefaultManager.handle()
}
type Manager struct {
connections *xsync.MapOf[string, Tracker]
uploadTemp *atomic.Int64
downloadTemp *atomic.Int64
uploadBlip *atomic.Int64
downloadBlip *atomic.Int64
uploadTotal *atomic.Int64
downloadTotal *atomic.Int64
process *process.Process
memory uint64
}
func (m *Manager) Join(c Tracker) {
m.connections.Store(c.ID(), c)
}
func (m *Manager) Leave(c Tracker) {
m.connections.Delete(c.ID())
}
func (m *Manager) Get(id string) (c Tracker) {
if value, ok := m.connections.Load(id); ok {
c = value
}
return
}
func (m *Manager) Range(f func(c Tracker) bool) {
m.connections.Range(func(key string, value Tracker) bool {
return f(value)
})
}
func (m *Manager) PushUploaded(size int64) {
m.uploadTemp.Add(size)
m.uploadTotal.Add(size)
}
func (m *Manager) PushDownloaded(size int64) {
m.downloadTemp.Add(size)
m.downloadTotal.Add(size)
}
func (m *Manager) Now() (up int64, down int64) {
return m.uploadBlip.Load(), m.downloadBlip.Load()
}
func (m *Manager) Memory() uint64 {
m.updateMemory()
return m.memory
}
func (m *Manager) Snapshot() *Snapshot {
var connections []*TrackerInfo
m.Range(func(c Tracker) bool {
connections = append(connections, c.Info())
return true
})
return &Snapshot{
UploadTotal: m.uploadTotal.Load(),
DownloadTotal: m.downloadTotal.Load(),
Connections: connections,
Memory: m.memory,
}
}
func (m *Manager) updateMemory() {
stat, err := m.process.MemoryInfo()
if err != nil {
return
}
m.memory = stat.RSS
}
func (m *Manager) ResetStatistic() {
m.uploadTemp.Store(0)
m.uploadBlip.Store(0)
m.uploadTotal.Store(0)
m.downloadTemp.Store(0)
m.downloadBlip.Store(0)
m.downloadTotal.Store(0)
}
func (m *Manager) handle() {
ticker := time.NewTicker(time.Second)
for range ticker.C {
m.uploadBlip.Store(m.uploadTemp.Load())
m.uploadTemp.Store(0)
m.downloadBlip.Store(m.downloadTemp.Load())
m.downloadTemp.Store(0)
}
}
type Snapshot struct {
DownloadTotal int64 `json:"downloadTotal"`
UploadTotal int64 `json:"uploadTotal"`
Connections []*TrackerInfo `json:"connections"`
Memory uint64 `json:"memory"`
}