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go-zero/zrpc/internal/clientinterceptors/retryinterceptor.go

26 lines
780 B
Go

package clientinterceptors
import (
"context"
"github.com/tal-tech/go-zero/core/retry"
"google.golang.org/grpc"
)
// RetryInterceptor retry interceptor
func RetryInterceptor(enable bool) grpc.UnaryClientInterceptor {
if !enable {
return func(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn,
invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
return invoker(ctx, method, req, reply, cc, opts...)
}
}
return func(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn,
invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error {
return retry.Do(ctx, func(ctx context.Context, callOpts ...grpc.CallOption) error {
return invoker(ctx, method, req, reply, cc, callOpts...)
}, opts...)
}
}