container: remove host port binding

container/blockchain.go

@@ -185,7 +185,6 @@ func (bc *blockchain) CreateNodes(num int, options ...Option) (nodes []Ethereum,
 			return nil, err
 		}
 		opts = append(opts, HostDataDir(dataDir))
-		opts = append(opts, HostPort(freeport.GetPort()))
 		opts = append(opts, HostWebSocketPort(freeport.GetPort()))
 
 		geth := NewEthereum(
@@ -260,7 +259,6 @@ func (bc *blockchain) setupValidators(keys []*ecdsa.PrivateKey, options ...Optio
 			log.Fatal("Failed to create data dir", err)
 		}
 		opts = append(opts, HostDataDir(dataDir))
-		opts = append(opts, HostPort(freeport.GetPort()))
 		opts = append(opts, HostWebSocketPort(freeport.GetPort()))
 		opts = append(opts, Key(keys[i]))
 

container/ethereum.go

@@ -194,17 +194,6 @@ func (eth *ethereum) Start() error {
 	exposedPorts := make(map[nat.Port]struct{})
 	portBindings := nat.PortMap{}
 
-	if eth.port != "" {
-		port := fmt.Sprintf("%d", utils.ListenPortFlag.Value)
-		exposedPorts[nat.Port(port)] = struct{}{}
-		portBindings[nat.Port(port)] = []nat.PortBinding{
-			{
-				HostIP:   "0.0.0.0",
-				HostPort: eth.port,
-			},
-		}
-	}
-
 	if eth.rpcPort != "" {
 		port := fmt.Sprintf("%d", utils.RPCPortFlag.Value)
 		exposedPorts[nat.Port(port)] = struct{}{}

container/ethereum_test.go

@@ -34,7 +34,6 @@ func TestEthereumContainer(t *testing.T) {
 		ImageRepository("quay.io/amis/geth"),
 		ImageTag("istanbul_develop"),
 		DataDir("/data"),
-		HostPort(freeport.GetPort()),
 		WebSocket(),
 		WebSocketAddress("0.0.0.0"),
 		WebSocketAPI("admin,eth,net,web3,personal"),