/**
* Sets up a PfShell in which Rultor can function.
*
* @return PfShell loaded with credentials for new Rultor runner container
* @throws IOException on failure
*/
public PfShell shell() throws IOException {
final ExposedPort ssh = ExposedPort.tcp(22);
final Ports ports = new Ports();
ports.bind(ssh, Ports.Binding(null));
final CreateContainerResponse container =
this.client
.createContainerCmd(this.build())
.withExposedPorts(ssh)
.withPortBindings(ports)
.exec();
this.containers.add(container);
this.client.startContainerCmd(container.getId()).exec();
return new PfShell(
this.profile,
this.client.infoCmd().exec().getName(),
this.client
.inspectContainerCmd(container.getId())
.exec()
.getNetworkSettings()
.getPorts()
.getBindings()
.values()
.iterator()
.next()[0]
.getHostPort(),
"root",
this.key(container));
}
@Test
public void info() throws DockerException {
// Make sure that there is at least one container for the assertion
// TODO extract this into a shared method
if (dockerClient.listContainersCmd().withShowAll(true).exec().size() == 0) {
CreateContainerResponse container =
dockerClient
.createContainerCmd("busybox")
.withName("docker-java-itest-info")
.withCmd("touch", "/test")
.exec();
LOG.info("Created container: {}", container);
assertThat(container.getId(), not(isEmptyOrNullString()));
dockerClient.startContainerCmd(container.getId()).exec();
}
Info dockerInfo = dockerClient.infoCmd().exec();
LOG.info(dockerInfo.toString());
assertTrue(dockerInfo.toString().contains("containers"));
assertTrue(dockerInfo.toString().contains("images"));
assertTrue(dockerInfo.toString().contains("debug"));
assertTrue(dockerInfo.getContainers() > 0);
assertTrue(dockerInfo.getImages() > 0);
assertTrue(dockerInfo.getNFd() > 0);
assertTrue(dockerInfo.getNGoroutines() > 0);
assertTrue(dockerInfo.getNCPU() > 0);
}
@Override
public void close() throws IOException {
for (final CreateContainerResponse container : this.containers) {
this.client.killContainerCmd(container.getId()).exec();
this.client.removeContainerCmd(container.getId()).exec();
}
this.client.close();
}
@Test()
public void inspectContainer() throws DockerException {
String containerName = "generated_" + new SecureRandom().nextInt();
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("top").withName(containerName).exec();
LOG.info("Created container {}", container.toString());
assertThat(container.getId(), not(isEmptyString()));
InspectContainerResponse containerInfo =
dockerClient.inspectContainerCmd(container.getId()).exec();
assertEquals(containerInfo.getId(), container.getId());
}
@Test
public void inspectContainerRestartCount() throws DockerException {
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("env").exec();
LOG.info("Created container {}", container.toString());
assertThat(container.getId(), not(isEmptyString()));
InspectContainerResponse inspectContainerResponse =
dockerClient.inspectContainerCmd(container.getId()).exec();
assertThat(inspectContainerResponse.getRestartCount(), equalTo(0));
}
@Test
public void inspectContainerNetworkSettings() throws DockerException {
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("env").exec();
LOG.info("Created container {}", container.toString());
assertThat(container.getId(), not(isEmptyString()));
InspectContainerResponse inspectContainerResponse =
dockerClient.inspectContainerCmd(container.getId()).exec();
assertFalse(inspectContainerResponse.getNetworkSettings().getHairpinMode());
}
public StellarDocker() {
dockerClient = DockerClientBuilder.getInstance("unix:///var/run/docker.sock").build();
cleanup.addStep(dockerClient::close);
dockerClient
.pullImageCmd(STELLAR_DOCKER_IMAGE)
.exec(new PullImageResultCallback())
.awaitSuccess();
try {
final CreateContainerResponse container =
dockerClient
.createContainerCmd(STELLAR_DOCKER_IMAGE)
.withAttachStderr(false)
.withAttachStdin(false)
.withAttachStdout(false)
.withPortBindings(new PortBinding(new Ports.Binding(), ExposedPort.tcp(HORIZON_PORT)))
.withName(STELLAR_CONTAINER_NAME)
.exec();
cleanup.addStep(
() -> {
try {
dockerClient.removeContainerCmd(container.getId()).exec();
} catch (final DockerException e) {
/* Do nothing. Don't inhibit further cleanup.*/
}
});
} catch (final ConflictException e) {
// the container is already created.
}
try {
dockerClient.startContainerCmd(STELLAR_CONTAINER_NAME).exec();
cleanup.addStep(
() -> {
try {
dockerClient.stopContainerCmd(STELLAR_CONTAINER_NAME).exec();
} catch (final DockerException e) {
/* Do nothing. Don't inhibit further cleanup.*/
}
});
} catch (final NotModifiedException e) {
// the container is already running.
}
}
/**
* Retrieves SSH private key needed to connect to a given container.
*
* @param container Container from which to get the SSH key
* @return SSH private key
* @throws IOException on failure
*/
private String key(final CreateContainerResponse container) throws IOException {
final StringWriter writer = new StringWriter();
IOUtils.copy(
this.client.copyFileFromContainerCmd(container.getId(), "/root/.ssh/id_rsa").exec(),
writer);
final String key = writer.toString();
return key.substring(key.indexOf('-'), key.lastIndexOf('-') + 1);
}
@Test(groups = "ignoreInCircleCi")
public void testStopContainer() throws DockerException {
final RemoteApiVersion apiVersion = getVersion(dockerClient);
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("sleep", "9999").exec();
LOG.info("Created container: {}", container.toString());
assertThat(container.getId(), not(isEmptyString()));
dockerClient.startContainerCmd(container.getId()).exec();
LOG.info("Stopping container: {}", container.getId());
dockerClient.stopContainerCmd(container.getId()).withTimeout(2).exec();
InspectContainerResponse inspectContainerResponse =
dockerClient.inspectContainerCmd(container.getId()).exec();
LOG.info("Container Inspect: {}", inspectContainerResponse.toString());
assertThat(inspectContainerResponse.getState().getRunning(), is(equalTo(false)));
final Integer exitCode = inspectContainerResponse.getState().getExitCode();
if (apiVersion.equals(VERSION_1_22)) {
assertThat(exitCode, is(0));
} else {
assertThat(exitCode, not(0));
}
}
/**
* create a new container from a image, and run it after build completed
*
* @param image
* @param name
* @param cmd
* @param ports
*/
public void create(String image, String name, String cmd, String ports) {
DockerClient cli = docker.getDockerClient();
if (cli == null) return;
CreateContainerCmd ccc = cli.createContainerCmd(image);
ccc.withName(name);
if (cmd != null && !"".equals(cmd)) ccc.withCmd(cmd);
CreateContainerResponse ccr = ccc.exec();
String id = ccr.getId();
StartContainerCmd scc = cli.startContainerCmd(id);
Ports portBindings = new Ports();
String[] portPairs = ports.split(" ");
for (String portPair : portPairs) {
String[] localHost = portPair.split(":");
if (localHost.length != 2) continue;
ExposedPort ep = new ExposedPort("tcp", Integer.valueOf(localHost[0]));
Binding binding = new Binding(Integer.valueOf(localHost[1]));
portBindings.bind(ep, binding);
}
scc.withPortBindings(portBindings);
scc.exec();
}
public boolean createContainer(InstanceStartRequest request, InstanceStartResponse response) {
logger.info(String.format("begin createContainer: %s", request));
String imageId = request.getImageId();
String containerId;
try {
// 1. create cmd
CreateContainerCmd containerCmd = dockerClient.createContainerCmd(imageId);
// 2. invoke post processor before create container
CreateContainerContext createContainerContext =
buildCreateContainerContext(request, containerCmd);
applyCreateContainerProcessorsBeforeCreate(createContainerContext);
// 3. exec cmd
CreateContainerResponse createContainerResponse = containerCmd.exec();
// 4. invoke post processor after create container
applyCreateContainerProcessorsAfterCreate(createContainerContext);
containerId = createContainerResponse.getId();
request.setContainerId(containerId);
if (containerId == null) {
response.fail("create container failed, created containerId is null!");
} else {
response.success();
}
} catch (Exception e) {
response.fail(e.toString());
logger.error(String.format("error createContainer: %s", request), e);
}
logger.info(String.format("end createContainer: %s", response));
return response.isSuccess();
}
@Test(groups = "ignoreInCircleCi")
public void removeContainer() throws DockerException {
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("true").exec();
dockerClient.startContainerCmd(container.getId()).exec();
dockerClient
.waitContainerCmd(container.getId())
.exec(new WaitContainerResultCallback())
.awaitStatusCode();
LOG.info("Removing container: {}", container.getId());
dockerClient.removeContainerCmd(container.getId()).exec();
List<Container> containers2 = dockerClient.listContainersCmd().withShowAll(true).exec();
Matcher matcher = not(hasItem(hasField("id", startsWith(container.getId()))));
assertThat(containers2, matcher);
}
@Test
public void testWaitContainer() throws DockerException {
CreateContainerResponse container =
dockerClient.createContainerCmd("busybox").withCmd("true").exec();
LOG.info("Created container: {}", container.toString());
assertThat(container.getId(), not(isEmptyString()));
dockerClient.startContainerCmd(container.getId()).exec();
int exitCode = dockerClient.waitContainerCmd(container.getId()).exec();
LOG.info("Container exit code: {}", exitCode);
assertThat(exitCode, equalTo(0));
InspectContainerResponse inspectContainerResponse =
dockerClient.inspectContainerCmd(container.getId()).exec();
LOG.info("Container Inspect: {}", inspectContainerResponse.toString());
assertThat(inspectContainerResponse.getState().isRunning(), is(equalTo(false)));
assertThat(inspectContainerResponse.getState().getExitCode(), is(equalTo(exitCode)));
}
@POST
public Response createContainer(
@FormParam("containerName") String containerName,
@FormParam("userId") String userId,
@FormParam("cmd") String cmd,
@FormParam("imageName") String imageName)
throws HibernateException {
DockerClient dockerClient = MyDockerClient.getDockerClient();
try {
String[] cmdarr = {};
if (!("".equals(cmd) || cmd == null)) cmdarr = cmd.split(" ");
CreateContainerResponse ccResponse =
dockerClient
.createContainerCmd(imageName)
.withName(containerName)
.withTty(true)
.withStdinOpen(true)
.withCmd(cmdarr)
.exec();
System.out.println("have created" + ccResponse.toString());
List<Container> containers = dockerClient.listContainersCmd().withShowAll(true).exec();
String fullNameString = null;
for (int i = 0; i < containers.size(); i++) {
if (containers.get(i).getId().equals(ccResponse.getId())) {
fullNameString = containers.get(i).getNames()[0];
System.out.println("find it" + fullNameString);
}
}
String hostName = fullNameString.split("/")[1];
// Map<String, String> mes = new HashMap<String, String>();
// mes.put("id", ccResponse.getId());
// mes.put("assignHost", hostName);
model.Container con =
new model.Container(
containerName, Integer.valueOf(userId), imageName, ccResponse.getId(), hostName);
beginTransaction();
Serializable s = session.save(con);
endTransaction(true);
System.out.println(s);
return ParseToReponse.parse("1", "createContainer successfully", "id:" + s, 0);
} catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
return ParseToReponse.parse("1", e.getMessage(), "id:", 0);
}
// String queryString = "from Image where name=?";
// beginTransaction();
// Query query = session.createQuery(queryString);
// query.setParameter(0, imageFullNname);
// List<Image> image1 = query.list();
// if(image1.size()>0){
// beginTransaction();
// Image Image2 = (Image) session.load(Image.class,
// image1.get(0).getId());
// session.delete(Image2);
// endTransaction(true);
// }
// Image image = new Image(imageFullNname, Integer.valueOf(isPublic),
// Integer.valueOf(userId), imageLongId);
// beginTransaction();
// Serializable s = session.save(image);
// endTransaction(true);
// System.out.println(s);
}
