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26 lines
681 B
26 lines
681 B
6 years ago
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package warden
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import (
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"context"
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"strconv"
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nmd "github.com/bilibili/kratos/pkg/net/rpc/warden/internal/metadata"
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"github.com/bilibili/kratos/pkg/stat/sys/cpu"
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"google.golang.org/grpc"
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gmd "google.golang.org/grpc/metadata"
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)
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func (s *Server) stats() grpc.UnaryServerInterceptor {
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return func(ctx context.Context, req interface{}, args *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
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resp, err = handler(ctx, req)
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var cpustat cpu.Stat
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cpu.ReadStat(&cpustat)
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if cpustat.Usage != 0 {
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trailer := gmd.Pairs([]string{nmd.CPUUsage, strconv.FormatInt(int64(cpustat.Usage), 10)}...)
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grpc.SetTrailer(ctx, trailer)
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}
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return
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}
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}
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