public static Map<Integer, Integer> dockerPortMappingsFor(
JcloudsLocation docker, String containerId) {
ComputeServiceContext context = null;
try {
Properties properties = new Properties();
properties.setProperty(Constants.PROPERTY_TRUST_ALL_CERTS, Boolean.toString(true));
properties.setProperty(Constants.PROPERTY_RELAX_HOSTNAME, Boolean.toString(true));
context =
ContextBuilder.newBuilder("docker")
.endpoint(docker.getEndpoint())
.credentials(docker.getIdentity(), docker.getCredential())
.overrides(properties)
.modules(ImmutableSet.<Module>of(new SLF4JLoggingModule(), new SshjSshClientModule()))
.build(ComputeServiceContext.class);
DockerApi api = context.unwrapApi(DockerApi.class);
Container container = api.getContainerApi().inspectContainer(containerId);
Map<Integer, Integer> portMappings = Maps.newLinkedHashMap();
Map<String, List<Map<String, String>>> ports = container.networkSettings().ports();
if (ports == null) ports = ImmutableMap.<String, List<Map<String, String>>>of();
LOG.debug("Docker will forward these ports {}", ports);
for (Map.Entry<String, List<Map<String, String>>> entrySet : ports.entrySet()) {
String containerPort = Iterables.get(Splitter.on("/").split(entrySet.getKey()), 0);
String hostPort =
Iterables.getOnlyElement(
Iterables.transform(
entrySet.getValue(),
new Function<Map<String, String>, String>() {
@Override
public String apply(Map<String, String> hostIpAndPort) {
return hostIpAndPort.get("HostPort");
}
}));
portMappings.put(Integer.parseInt(containerPort), Integer.parseInt(hostPort));
}
return portMappings;
} finally {
if (context != null) {
context.close();
}
}
}
@Test(dependsOnMethods = "testListImages")
public void testCreateContainer() throws IOException, InterruptedException {
Config containerConfig =
Config.builder()
.imageId(image.getId())
.cmd(
ImmutableList.of("/bin/sh", "-c", "while true; do echo hello world; sleep 1; done"))
.build();
container = api().createContainer("testCreateContainer", containerConfig);
assertNotNull(container);
assertNotNull(container.getId());
}
@Override
@Consumes(MediaType.APPLICATION_JSON)
public Container expected() {
return Container.builder()
.id("6c9932f478bd761f32ddb54ed28ab42ab6fac6f2a279f561ea31503ee9d39524")
.created(
new SimpleDateFormatDateService().iso8601DateParse("2014-10-31T17:00:21.544197943Z"))
.path("/home/weave/weaver")
.name("/weave")
.args(ImmutableList.of("-iface", "ethwe", "-wait", "5", "-name", "7a:63:a2:39:7b:0f"))
.config(
Config.builder()
.hostname("6c9932f478bd")
.env(
ImmutableList.of(
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"))
.image("57e570db16baba1e8c0d6f3c15868ddb400f64ff76ec948e65c3ca3f15fb3587")
.domainname("")
.user("")
.cmd(ImmutableList.of("-name", "7a:63:a2:39:7b:0f"))
.entrypoint(ImmutableList.of("/home/weave/weaver", "-iface", "ethwe", "-wait", "5"))
.image("zettio/weave")
.workingDir("/home/weave")
.exposedPorts(
ImmutableMap.of("6783/tcp", ImmutableMap.of(), "6783/udp", ImmutableMap.of()))
.build())
.state(
State.create(
10357,
true,
0,
"2015-11-10T09:33:21.68146124Z",
"0001-01-01T00:00:00Z",
false,
false,
"running",
false,
false,
""))
.image("57e570db16baba1e8c0d6f3c15868ddb400f64ff76ec948e65c3ca3f15fb3587")
.networkSettings(
NetworkSettings.builder()
.sandboxId("3ef128b055eb9ef62a6a2c281d97a2dfde5f47947d490f1dd2a81612611d961f")
.hairpinMode(false)
.linkLocalIPv6Address("")
.linkLocalIPv6PrefixLen(0)
.globalIPv6Address("")
.globalIPv6PrefixLen(0)
.ipv6Gateway("")
.sandboxKey("/var/run/docker/netns/3ef128b055eb")
.endpointId("9e8dcc0c8288938a923018fee0728cee8e6de7c01a5150738ee6e51c1caf8cf6")
.ipAddress("172.17.0.2")
.ipPrefixLen(16)
.gateway("172.17.0.1")
.bridge("")
.ports(ImmutableMap.<String, List<Map<String, String>>>of())
.macAddress("02:42:ac:11:00:02")
.networks(
ImmutableMap.of(
"JCLOUDS_NETWORK",
NetworkSettings.Details.create(
"04268fbb4dc368b5a53bb1c3f89294a4f0c72095deb944db3c4efc6d6a439304",
"172.19.0.1",
"172.19.0.2",
16,
"",
"",
0,
"02:42:ac:13:00:02"),
"bridge",
NetworkSettings.Details.create(
"9e8dcc0c8288938a923018fee0728cee8e6de7c01a5150738ee6e51c1caf8cf6",
"172.17.0.1",
"172.17.0.2",
16,
"",
"",
0,
"02:42:ac:11:00:02")))
.build())
.resolvConfPath(
"/var/lib/docker/containers/6c9932f478bd761f32ddb54ed28ab42ab6fac6f2a279f561ea31503ee9d39524/resolv.conf")
.hostConfig(
HostConfig.builder()
.containerIDFile("")
.portBindings(
ImmutableMap.<String, List<Map<String, String>>>of(
"6783/tcp",
ImmutableList.<Map<String, String>>of(
ImmutableMap.of("HostIp", "", "HostPort", "6783")),
"6783/udp",
ImmutableList.<Map<String, String>>of(
ImmutableMap.of("HostIp", "", "HostPort", "6783"))))
.dns(ImmutableList.of("8.8.8.8", "8.8.4.4"))
.extraHosts(ImmutableList.<String>of("extra:169.254.0.1"))
.privileged(true)
.networkMode("bridge")
.build())
.driver("aufs")
.execDriver("native-0.2")
.hostnamePath(
"/var/lib/docker/containers/6c9932f478bd761f32ddb54ed28ab42ab6fac6f2a279f561ea31503ee9d39524/hostname")
.hostsPath(
"/var/lib/docker/containers/6c9932f478bd761f32ddb54ed28ab42ab6fac6f2a279f561ea31503ee9d39524/hosts")
.mountLabel("")
.processLabel("")
.build();
}
@Test(dependsOnMethods = "testStopContainer", expectedExceptions = NullPointerException.class)
public void testRemoveContainer() {
api().removeContainer(container.getId());
assertFalse(api().inspectContainer(container.getId()).getState().isRunning());
}
@Test(dependsOnMethods = "testStartContainer")
public void testStopContainer() {
api().stopContainer(container.getId());
assertFalse(api().inspectContainer(container.getId()).getState().isRunning());
}
@Test(dependsOnMethods = "testCreateContainer")
public void testStartContainer() throws IOException, InterruptedException {
api().startContainer(container.getId());
assertTrue(api().inspectContainer(container.getId()).getState().isRunning());
}