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client_interceptors.go
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/
client_interceptors.go
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package accesslog
import (
"context"
"time"
"google.golang.org/grpc"
"github.com/cloud-barista/cb-ladybug/src/grpc-api/logger"
)
// ===== [ Constants and Variables ] =====
// ===== [ Types ] =====
// ===== [ Implementations ] =====
// ===== [ Private Functions ] =====
// ===== [ Public Functions ] =====
// UnaryClientInterceptor - rpc unary call 정보를 기록하는 클라이언트 인터셉터
func UnaryClientInterceptor() grpc.UnaryClientInterceptor {
return func(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
startTime := time.Now()
err := invoker(ctx, method, req, reply, cc, opts...)
elapsed := time.Now().Sub(startTime)
logger := logger.NewLogger()
logger.Info("grpc client unary call : ", method, " service [", elapsed.Nanoseconds()/1000000, " ms]")
return err
}
}
// StreamClientInterceptor - rpc stream call 정보를 기록하는 클라이언트 인터셉터
func StreamClientInterceptor() grpc.StreamClientInterceptor {
return func(ctx context.Context, desc *grpc.StreamDesc, cc *grpc.ClientConn, method string, streamer grpc.Streamer, opts ...grpc.CallOption) (grpc.ClientStream, error) {
startTime := time.Now()
clientStream, err := streamer(ctx, desc, cc, method, opts...)
elapsed := time.Now().Sub(startTime)
logger := logger.NewLogger()
logger.Info("grpc client stream call : ", method, " service [", elapsed.Nanoseconds()/1000000, " ms]")
return clientStream, err
}
}