mirror of
https://github.com/XTLS/Xray-core.git
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132 lines
3 KiB
Go
132 lines
3 KiB
Go
package command
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//go:generate go run github.com/xtls/xray-core/common/errors/errorgen
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import (
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"context"
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"runtime"
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"time"
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grpc "google.golang.org/grpc"
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"github.com/xtls/xray-core/app/stats"
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"github.com/xtls/xray-core/common"
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"github.com/xtls/xray-core/common/strmatcher"
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"github.com/xtls/xray-core/core"
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feature_stats "github.com/xtls/xray-core/features/stats"
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)
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// statsServer is an implementation of StatsService.
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type statsServer struct {
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stats feature_stats.Manager
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startTime time.Time
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}
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func NewStatsServer(manager feature_stats.Manager) StatsServiceServer {
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return &statsServer{
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stats: manager,
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startTime: time.Now(),
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}
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}
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func (s *statsServer) GetStats(ctx context.Context, request *GetStatsRequest) (*GetStatsResponse, error) {
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c := s.stats.GetCounter(request.Name)
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if c == nil {
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return nil, newError(request.Name, " not found.")
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}
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var value int64
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if request.Reset_ {
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value = c.Set(0)
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} else {
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value = c.Value()
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}
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return &GetStatsResponse{
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Stat: &Stat{
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Name: request.Name,
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Value: value,
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},
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}, nil
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}
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func (s *statsServer) QueryStats(ctx context.Context, request *QueryStatsRequest) (*QueryStatsResponse, error) {
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matcher, err := strmatcher.Substr.New(request.Pattern)
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if err != nil {
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return nil, err
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}
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response := &QueryStatsResponse{}
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manager, ok := s.stats.(*stats.Manager)
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if !ok {
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return nil, newError("QueryStats only works its own stats.Manager.")
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}
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manager.VisitCounters(func(name string, c feature_stats.Counter) bool {
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if matcher.Match(name) {
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var value int64
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if request.Reset_ {
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value = c.Set(0)
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} else {
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value = c.Value()
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}
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response.Stat = append(response.Stat, &Stat{
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Name: name,
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Value: value,
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})
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}
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return true
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})
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return response, nil
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}
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func (s *statsServer) GetSysStats(ctx context.Context, request *SysStatsRequest) (*SysStatsResponse, error) {
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var rtm runtime.MemStats
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runtime.ReadMemStats(&rtm)
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uptime := time.Since(s.startTime)
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response := &SysStatsResponse{
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Uptime: uint32(uptime.Seconds()),
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NumGoroutine: uint32(runtime.NumGoroutine()),
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Alloc: rtm.Alloc,
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TotalAlloc: rtm.TotalAlloc,
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Sys: rtm.Sys,
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Mallocs: rtm.Mallocs,
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Frees: rtm.Frees,
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LiveObjects: rtm.Mallocs - rtm.Frees,
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NumGC: rtm.NumGC,
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PauseTotalNs: rtm.PauseTotalNs,
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}
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return response, nil
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}
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func (s *statsServer) mustEmbedUnimplementedStatsServiceServer() {}
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type service struct {
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statsManager feature_stats.Manager
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}
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func (s *service) Register(server *grpc.Server) {
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ss := NewStatsServer(s.statsManager)
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RegisterStatsServiceServer(server, ss)
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// For compatibility purposes
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vCoreDesc := StatsService_ServiceDesc
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vCoreDesc.ServiceName = "v2ray.core.app.stats.command.StatsService"
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server.RegisterService(&vCoreDesc, ss)
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}
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func init() {
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common.Must(common.RegisterConfig((*Config)(nil), func(ctx context.Context, cfg interface{}) (interface{}, error) {
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s := new(service)
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core.RequireFeatures(ctx, func(sm feature_stats.Manager) {
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s.statsManager = sm
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})
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return s, nil
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}))
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}
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