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MosquittoContainerFactory.java
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MosquittoContainerFactory.java
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/*
* Copyright (c) 2020 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.internal.utils.test.docker.mosquitto;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.util.Objects;
import com.github.dockerjava.api.model.AccessMode;
import com.github.dockerjava.api.model.PortBinding;
import org.eclipse.ditto.internal.utils.test.docker.ContainerFactory;
import com.github.dockerjava.api.command.CreateContainerCmd;
import com.github.dockerjava.api.model.Bind;
import com.github.dockerjava.api.model.HostConfig;
import com.github.dockerjava.api.model.Volume;
/**
* Responsible for creating and configuring the mosquitto docker container that should be started for tests.
*/
final class MosquittoContainerFactory extends ContainerFactory {
private static final String MOSQUITTO_IMAGE_NAME = "eclipse-mosquitto";
private static final String MOSQUITTO_VERSION = "2.0.18";
private static final int MOSQUITTO_INTERNAL_PORT = 1883;
private static final String CONFIG_CONTAINER_PATH = "/mosquitto/config/mosquitto.conf";
private final String CONFIG_RESOURCES_PATH;
private MosquittoContainerFactory(final String configResourceName, final String mosquittoVersion) {
super(MOSQUITTO_IMAGE_NAME + ":" + mosquittoVersion, MOSQUITTO_INTERNAL_PORT);
try {
CONFIG_RESOURCES_PATH = getResourceAbsolutePath(configResourceName);
} catch (URISyntaxException e) {
throw new RuntimeException(e);
}
}
private String getResourceAbsolutePath(String resourceName) throws URISyntaxException {
return Path.of(Objects.requireNonNull(getClass().getClassLoader().getResource(resourceName)).toURI()).toAbsolutePath().toString();
}
/**
* @return returns the singleton instance of this factory.
*/
static MosquittoContainerFactory of(final String configResourceName) {
return new MosquittoContainerFactory(configResourceName, MOSQUITTO_VERSION);
}
@Override
protected CreateContainerCmd configureContainer(CreateContainerCmd createContainerCmd) {
final var hostConfig = HostConfig.newHostConfig()
.withBinds(new Bind(CONFIG_RESOURCES_PATH, new Volume(CONFIG_CONTAINER_PATH), AccessMode.ro))
.withPortBindings(PortBinding.parse(String.valueOf(MOSQUITTO_INTERNAL_PORT)));
return createContainerCmd
.withHostConfig(hostConfig);
}
}