testcontainers-java/issues/572

exception.stacktrace

com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.

	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:342)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2197)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2230)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2025)
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:778)
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330)
	at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:428)
	at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:136)
	at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(MysqlDataSource.java:107)
	at my.test.TestClass.basic(TestClass.java:23)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runners.Suite.runChild(Suite.java:128)
	at org.junit.runners.Suite.runChild(Suite.java:27)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:211)
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:301)
	... 46 more

start.log

17:57:53,821 INFO [org.testcontainers.dockerclient.DockerClientProviderStrategy] Loaded org.testcontainers.dockerclient.EnvironmentAndSystemPropertyClientProviderStrategy from ~/.testcontainers.properties, will try it first
17:57:53,855 INFO [org.testcontainers.dockerclient.DockerClientProviderStrategy] Will use 'okhttp' transport
17:57:54,403 INFO [org.testcontainers.dockerclient.EnvironmentAndSystemPropertyClientProviderStrategy] Found docker client settings from environment
17:57:54,418 INFO [org.testcontainers.dockerclient.DockerClientProviderStrategy] Found Docker environment with Environment variables, system properties and defaults. Resolved: 
    dockerHost=unix:///var/run/docker.sock
    apiVersion='{UNKNOWN_VERSION}'
    registryUrl='https://index.docker.io/v1/'
    registryUsername='errandir'
    registryPassword='null'
    registryEmail='null'
    dockerConfig='DefaultDockerClientConfig[dockerHost=unix:///var/run/docker.sock,registryUsername=errandir,registryPassword=<null>,registryEmail=<null>,registryUrl=https://index.docker.io/v1/,dockerConfigPath=/home/errandir/.docker,sslConfig=<null>,apiVersion={UNKNOWN_VERSION},dockerConfig=<null>]'

17:57:54,420 INFO [org.testcontainers.DockerClientFactory] Docker host IP address is localhost
17:57:54,780 INFO [org.testcontainers.DockerClientFactory] Connected to docker: 
  Server Version: 18.06.1-ce
  API Version: 1.38
  Operating System: Ubuntu Core 16
  Total Memory: 15934 MB
17:57:56,354 INFO [org.testcontainers.DockerClientFactory] Ryuk started - will monitor and terminate Testcontainers containers on JVM exit
        ℹ︎ Checking the system...
        ✔ Docker version should be at least 1.6.0
        ✔ Docker environment should have more than 2GB free disk space
17:57:56,652 INFO [🐳 [mysql:5.7.22]] Creating container for image: mysql:5.7.22
17:57:56,769 INFO [🐳 [mysql:5.7.22]] Starting container with ID: 1d14a4ee9fce353a9f8e4bced5f968f257647716ac2b314df45040a70d78dd3c
17:57:57,172 INFO [🐳 [mysql:5.7.22]] Container mysql:5.7.22 is starting: 1d14a4ee9fce353a9f8e4bced5f968f257647716ac2b314df45040a70d78dd3c
17:57:57,181 INFO [🐳 [mysql:5.7.22]] Waiting for database connection to become available at jdbc:mysql://localhost:32787/test using query 'SELECT 1'
17:59:57,182 INFO [🐳 [mysql:5.7.22]] Container is started (JDBC URL: jdbc:mysql://localhost:32787/test)
17:59:57,182 INFO [🐳 [mysql:5.7.22]] Container mysql:5.7.22 started

TestClass.java

package my.test;

import com.mysql.jdbc.jdbc2.optional.MysqlDataSource;
import com.mysql.jdbc.log.Slf4JLogger;
import org.testcontainers.containers.MySQLContainer;

import javax.sql.DataSource;
import java.sql.SQLException;

public class TestClass {

    public static void main(String[] args) throws SQLException {
        MySQLContainer container = new MySQLContainer() {{
            start();
        }};
        DataSource testDataSource = new MysqlDataSource() {{
            setURL(container.getJdbcUrl());
            setUser(container.getUsername());
            setPassword(container.getPassword());
            setLoggerClassName(Slf4JLogger.class.getName());
            setUseSSL(false);
        }};
        testDataSource.getConnection();
    }
}