sample_chain/peer/shim/internal/client.go

58 lines
1.4 KiB
Go

package internal
import (
"context"
"crypto/tls"
"time"
pb "schain/proto"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/grpc/keepalive"
)
const (
dialTimeout = 10 * time.Second
maxRecvMessageSize = 100 * 1024 * 1024 // 100 MiB
maxSendMessageSize = 100 * 1024 * 1024 // 100 MiB
)
func NewClientConn(
address string,
tlsConf *tls.Config,
) (*grpc.ClientConn, error) {
kaOpts := keepalive.ClientParameters{
Time: 1 * time.Minute,
Timeout: 20 * time.Second,
PermitWithoutStream: true,
}
dialOpts := []grpc.DialOption{
grpc.WithKeepaliveParams(kaOpts),
grpc.WithBlock(),
grpc.FailOnNonTempDialError(true),
grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(maxRecvMessageSize),
grpc.MaxCallSendMsgSize(maxSendMessageSize),
),
}
/*if tlsConf != nil {
creds := credentials.NewTLS(tlsConf)
dialOpts = append(dialOpts, grpc.WithTransportCredentials(creds))
} else {
dialOpts = append(dialOpts, grpc.WithInsecure())
}*/
dialOpts = append(dialOpts, grpc.WithTransportCredentials(insecure.NewCredentials()))
ctx, cancel := context.WithTimeout(context.Background(), dialTimeout)
defer cancel()
return grpc.DialContext(ctx, address, dialOpts...)
}
func NewRegisterClient(conn *grpc.ClientConn) (pb.ChaincodeSupportClient, error) {
return pb.NewChaincodeSupportClient(conn), nil
}