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go-zero/core/rpc/serverinterceptors/statinterceptor.go

53 lines
1.3 KiB
Go

package serverinterceptors
import (
"context"
"encoding/json"
"time"
"zero/core/logx"
"zero/core/stat"
"zero/core/timex"
"google.golang.org/grpc"
"google.golang.org/grpc/peer"
)
const serverSlowThreshold = time.Millisecond * 500
func UnaryStatInterceptor(metrics *stat.Metrics) grpc.UnaryServerInterceptor {
return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo,
handler grpc.UnaryHandler) (resp interface{}, err error) {
defer handleCrash(func(r interface{}) {
err = toPanicError(r)
})
startTime := timex.Now()
defer func() {
duration := timex.Since(startTime)
metrics.Add(stat.Task{
Duration: duration,
})
logDuration(ctx, info.FullMethod, req, duration)
}()
return handler(ctx, req)
}
}
func logDuration(ctx context.Context, method string, req interface{}, duration time.Duration) {
var addr string
client, ok := peer.FromContext(ctx)
if ok {
addr = client.Addr.String()
}
content, err := json.Marshal(req)
if err != nil {
logx.Errorf("%s - %s", addr, err.Error())
} else if duration > serverSlowThreshold {
logx.WithDuration(duration).Slowf("[RPC] slowcall - %s - %s - %s", addr, method, string(content))
} else {
logx.WithDuration(duration).Infof("%s - %s - %s", addr, method, string(content))
}
}