How to use SocatContainer class of org.testcontainers.containers package

Best Testcontainers-java code snippet using org.testcontainers.containers.SocatContainer

Source:SocatContainer.java Github

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...7/**8 * A socat container is used as a TCP proxy, enabling any TCP port of another container to be exposed9 * publicly, even if that container does not make the port public itself.10 */11public class SocatContainer extends GenericContainer<SocatContainer> {12 private final Map<Integer, String> targets = new HashMap<>();13 public SocatContainer() {14 this(DockerImageName.parse("alpine/socat:1.7.3.4-r0"));15 }16 public SocatContainer(final DockerImageName dockerImageName) {17 super(dockerImageName);18 withCreateContainerCmdModifier(it -> it.withEntrypoint("/bin/sh"));19 withCreateContainerCmdModifier(it -> it.withName("testcontainers-socat-" + Base58.randomString(8)));20 }21 public SocatContainer withTarget(int exposedPort, String host) {22 return withTarget(exposedPort, host, exposedPort);23 }24 public SocatContainer withTarget(int exposedPort, String host, int internalPort) {25 addExposedPort(exposedPort);26 targets.put(exposedPort, String.format("%s:%s", host, internalPort));27 return self();28 }29 @Override30 protected void configure() {31 withCommand("-c",32 targets.entrySet().stream()33 .map(entry -> "socat TCP-LISTEN:" + entry.getKey() + ",fork,reuseaddr TCP:" + entry.getValue())34 .collect(Collectors.joining(" & "))35 );36 }37}...

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SocatContainer

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1package org.testcontainers.containers;2import java.io.IOException;3import java.util.ArrayList;4import java.util.List;5import org.testcontainers.containers.output.OutputFrame;6import org.testcontainers.containers.output.WaitingConsumer;7public class SocatContainer extends GenericContainer<SocatContainer> {8 public SocatContainer() {9 super("alpine/socat");10 }11 public void start() {12 super.start();13 String containerIpAddress = getContainerIpAddress();14 Integer mappedPort = getMappedPort(2375);15 String socatCommand = "TCP4-LISTEN:2375,fork,reuseaddr TCP4:" + containerIpAddress + ":" + mappedPort;16 WaitingConsumer waitingConsumer = new WaitingConsumer();17 ExecResult execResult = execInContainer("sh", "-c", "socat " + socatCommand);18 }19 public void stop() {20 super.stop();21 }22 public String getDockerHostIpAddress() {23 return getContainerIpAddress();24 }25 public Integer getDockerHostPort() {26 return getMappedPort(2375);27 }28}29package org.testcontainers;30import org.testcontainers.containers.SocatContainer;31public class SocatContainerTest {32 public static void main(String[] args) {33 SocatContainer socatContainer = new SocatContainer();34 socatContainer.start();35 System.out.println(socatContainer.getDockerHostIpAddress());36 System.out.println(socatContainer.getDockerHostPort());37 socatContainer.stop();38 }39}

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