@Override
public void destroy(Container container) {
assertValid();
String id = getDockerContainerId(container);
if (!Strings.isNullOrBlank(id)) {
LOG.info("destroying container " + id);
Integer removeVolumes = 1;
try {
docker.containerRemove(id, removeVolumes);
} catch (Exception e) {
LOG.info(
"Docker container probably does not exist: " + e + Dockers.dockerErrorMessage(e), e);
}
}
}
protected void startDockerContainer(String id, CreateDockerContainerOptions options) {
if (!Strings.isNullOrBlank(id)) {
HostConfig hostConfig = new HostConfig();
Map<String, Integer> externalPorts = options.getExternalPorts();
Map<String, Integer> internalPorts = options.getInternalPorts();
SortedMap<Integer, List<Map<String, String>>> sortedPortsToBinding = new TreeMap<>();
for (Map.Entry<String, Integer> entry : internalPorts.entrySet()) {
String portName = entry.getKey();
Integer internalPort = entry.getValue();
Integer externalPort = externalPorts.get(portName);
if (internalPort != null && externalPort != null) {
sortedPortsToBinding.put(internalPort, createNewPortConfig(externalPort));
}
}
// now lets add the bindings in port order
Map<String, List<Map<String, String>>> portBindings = new LinkedHashMap<>();
for (Map.Entry<Integer, List<Map<String, String>>> entry : sortedPortsToBinding.entrySet()) {
Integer internalPort = entry.getKey();
List<Map<String, String>> value = entry.getValue();
portBindings.put("" + internalPort + "/tcp", value);
}
hostConfig.setPortBindings(portBindings);
LOG.info("starting container " + id + " with " + hostConfig);
try {
docker.containerStart(id, hostConfig);
} catch (Exception e) {
LOG.error(
"Failed to start container "
+ id
+ " with "
+ hostConfig
+ " "
+ e
+ Dockers.dockerErrorMessage(e),
e);
throw e;
}
}
}
@Override
public void stop(Container container) {
assertValid();
String id = getDockerContainerId(container);
if (!Strings.isNullOrBlank(id)) {
LOG.info("stopping container " + id);
CreateDockerContainerMetadata metadata = getContainerMetadata(container);
if (metadata != null) {
stopJolokiaKeepAlive(metadata);
}
Integer timeToWait = null;
try {
docker.containerStop(id, timeToWait);
} catch (final Exception e) {
LOG.info("Could not stop container " + id + ": " + e + Dockers.dockerErrorMessage(e), e);
throw e;
}
container.setProvisionResult(Container.PROVISION_STOPPED);
}
}
@Override
protected Set<Integer> findUsedPortByHostAndDocker() {
try {
FabricService fabric = getFabricService();
Container currentContainer = fabric.getCurrentContainer();
Set<Integer> usedPorts;
Set<Integer> dockerPorts;
synchronized (portLock) {
usedPorts = fabric.getPortService().findUsedPortByHost(currentContainer);
dockerPorts = Dockers.getUsedPorts(docker);
}
usedPorts.addAll(dockerPorts);
return usedPorts;
} catch (DockerApiConnectionException e) {
String suggestion =
String.format(
"Can't connect to the Docker server. Are you sure a Docker server is running at %s?",
dockerFactory.getAddress());
throw new DockerApiConnectionException(suggestion, e.getCause());
}
}
protected CreateDockerContainerMetadata doCreateDockerContainer(
CreateDockerContainerOptions options, DockerCreateContainerParameters parameters) {
ContainerConfig containerConfig = parameters.getContainerConfig();
Map<String, String> environmentVariables = parameters.getEnvironmentVariables();
String containerType = parameters.getContainerType();
String jolokiaUrl = parameters.getJolokiaUrl();
String name = options.getName();
String dockerHost = dockerFactory.getDockerHost();
ContainerCreateStatus status = null;
CreateDockerContainerMetadata metadata = null;
try {
status = docker.containerCreate(containerConfig, name);
LOG.info("Got status: " + status);
options = options.updateManualIp(dockerHost);
metadata = newInstance(containerConfig, options, status, containerType);
publishZooKeeperValues(options, environmentVariables);
if (jolokiaUrl != null) {
metadata.setJolokiaUrl(jolokiaUrl);
startJolokiaKeepAlive(metadata);
}
} catch (Exception e) {
LOG.info(
"Failed to create container "
+ name
+ " from config "
+ containerConfig
+ ": "
+ e
+ Dockers.dockerErrorMessage(e),
e);
throw e;
}
startDockerContainer(status.getId(), options);
return metadata;
}
public DockerCreateContainerParameters invoke() throws Exception {
assertValid();
String containerId = options.getName();
containerConfig = createContainerConfig(options);
// allow values to be extracted from the profile configuration
// such as the image
Set<String> profileIds = options.getProfiles();
String versionId = options.getVersion();
FabricService service = getFabricService();
Map<String, String> configOverlay = new HashMap<>();
Map<String, String> ports = null;
Map<String, String> dockerProviderConfig = new HashMap<>();
List<Profile> profileOverlays = new ArrayList<>();
Version version = null;
if (profileIds != null && versionId != null) {
ProfileService profileService = service.adapt(ProfileService.class);
version = profileService.getVersion(versionId);
if (version != null) {
for (String profileId : profileIds) {
Profile profile = version.getRequiredProfile(profileId);
if (profile != null) {
Profile overlay = profileService.getOverlayProfile(profile);
profileOverlays.add(overlay);
Map<String, String> dockerConfig =
overlay.getConfiguration(DockerConstants.DOCKER_PROVIDER_PID);
if (dockerConfig != null) {
configOverlay.putAll(dockerConfig);
}
if (ports == null || ports.size() == 0) {
ports = overlay.getConfiguration(Constants.PORTS_PID);
}
}
}
if (version.hasProfile(DockerConstants.DOCKER_PROVIDER_PROFILE_ID)) {
Profile profile =
version.getRequiredProfile(DockerConstants.DOCKER_PROVIDER_PROFILE_ID);
if (profile != null) {
Profile overlay = profileService.getOverlayProfile(profile);
Map<String, String> dockerConfig =
overlay.getConfiguration(DockerConstants.DOCKER_PROVIDER_PID);
if (dockerConfig != null) {
dockerProviderConfig.putAll(dockerConfig);
}
}
}
}
}
if (ports == null || ports.size() == 0) {
// lets find the defaults from the docker profile
if (version == null) {
version = service.getRequiredDefaultVersion();
}
Profile dockerProfile = version.getRequiredProfile("docker");
ports = dockerProfile.getConfiguration(Constants.PORTS_PID);
if (ports == null || ports.size() == 0) {
LOG.warn("Could not a docker ports configuration for: " + Constants.PORTS_PID);
ports = new HashMap<String, String>();
}
}
LOG.info("Got port configuration: " + ports);
environmentVariables =
ChildContainers.getEnvironmentVariables(service, options, DockerConstants.SCHEME);
DockerProviderConfig configOverlayDockerProvider =
createDockerProviderConfig(configOverlay, environmentVariables);
CuratorFramework curatorOptional = getCuratorFramework();
String image =
JolokiaAgentHelper.substituteVariableExpression(
containerConfig.getImage(), environmentVariables, service, curatorOptional, true);
if (Strings.isNullOrBlank(image)) {
image = configOverlayDockerProvider.getImage();
if (Strings.isNullOrBlank(image)) {
DockerProviderConfig dockerProviderConfigObject =
createDockerProviderConfig(dockerProviderConfig, environmentVariables);
image = dockerProviderConfigObject.getImage();
}
if (Strings.isNullOrBlank(image)) {
image = System.getenv(DockerConstants.EnvironmentVariables.FABRIC8_DOCKER_DEFAULT_IMAGE);
}
if (Strings.isNullOrBlank(image)) {
image = DockerConstants.DEFAULT_IMAGE;
}
containerConfig.setImage(image);
}
containerType = "docker " + image;
Container container = service.getContainer(containerId);
if (container != null) {
container.setType(containerType);
}
String[] cmd = containerConfig.getCmd();
if (cmd == null || cmd.length == 0) {
String value = configOverlayDockerProvider.getCmd();
if (Strings.isNullOrBlank(value)) {
cmd = null;
} else {
cmd = new String[] {value};
}
containerConfig.setCmd(cmd);
}
Map<String, Integer> internalPorts = options.getInternalPorts();
Map<String, Integer> externalPorts = options.getExternalPorts();
Map<String, Object> exposedPorts = new HashMap<>();
Set<Integer> usedPortByHost = findUsedPortByHostAndDocker();
Map<String, String> emptyMap = new HashMap<>();
SortedMap<Integer, String> sortedInternalPorts = new TreeMap<>();
for (Map.Entry<String, String> portEntry : ports.entrySet()) {
String portName = portEntry.getKey();
String portText = portEntry.getValue();
if (portText != null && !Strings.isNullOrBlank(portText)) {
Integer port = null;
try {
port = Integer.parseInt(portText);
} catch (NumberFormatException e) {
LOG.warn(
"Ignoring bad port number for "
+ portName
+ " value '"
+ portText
+ "' in PID: "
+ Constants.PORTS_PID);
}
if (port != null) {
sortedInternalPorts.put(port, portName);
internalPorts.put(portName, port);
exposedPorts.put(portText + "/tcp", emptyMap);
} else {
LOG.info("No port for " + portName);
}
}
}
String dockerHost = dockerFactory.getDockerHost();
jolokiaUrl = null;
Map<String, String> javaContainerConfig =
Profiles.getOverlayConfiguration(
service, profileIds, versionId, Constants.JAVA_CONTAINER_PID);
JavaContainerConfig javaConfig = new JavaContainerConfig();
getConfigurer().configure(javaContainerConfig, javaConfig);
boolean isJavaContainer = ChildContainers.isJavaContainer(getFabricService(), options);
// lets create the ports in sorted order
for (Map.Entry<Integer, String> entry : sortedInternalPorts.entrySet()) {
Integer port = entry.getKey();
String portName = entry.getValue();
int externalPort = createExternalPort(containerId, portName, usedPortByHost, options);
externalPorts.put(portName, externalPort);
environmentVariables.put("FABRIC8_" + portName + "_PORT", "" + port);
environmentVariables.put("FABRIC8_" + portName + "_PROXY_PORT", "" + externalPort);
if (portName.equals(JolokiaAgentHelper.JOLOKIA_PORT_NAME)) {
jolokiaUrl = "http://" + dockerHost + ":" + externalPort + "/jolokia/";
LOG.info("Found Jolokia URL: " + jolokiaUrl);
JolokiaAgentHelper.substituteEnvironmentVariables(
javaConfig,
environmentVariables,
isJavaContainer,
JolokiaAgentHelper.getJolokiaPortOverride(port),
JolokiaAgentHelper.getJolokiaAgentIdOverride(getFabricService().getEnvironment()));
} else {
JolokiaAgentHelper.substituteEnvironmentVariables(
javaConfig,
environmentVariables,
isJavaContainer,
JolokiaAgentHelper.getJolokiaAgentIdOverride(getFabricService().getEnvironment()));
}
}
javaConfig.updateEnvironmentVariables(environmentVariables, isJavaContainer);
LOG.info("Passing in manual ip: " + dockerHost);
environmentVariables.put(EnvironmentVariables.FABRIC8_MANUALIP, dockerHost);
if (container != null) {
container.setManualIp(dockerHost);
}
if (!environmentVariables.containsKey(EnvironmentVariables.FABRIC8_LISTEN_ADDRESS)) {
environmentVariables.put(EnvironmentVariables.FABRIC8_LISTEN_ADDRESS, dockerHost);
}
environmentVariables.put(EnvironmentVariables.FABRIC8_GLOBAL_RESOLVER, ZkDefs.MANUAL_IP);
environmentVariables.put(
EnvironmentVariables.FABRIC8_FABRIC_ENVIRONMENT, DockerConstants.SCHEME);
// now the environment variables are all set lets see if we need to make a custom image
String libDir = configOverlayDockerProvider.getJavaLibraryPath();
String deployDir = configOverlayDockerProvider.getJavaDeployPath();
String homeDir = configOverlayDockerProvider.getHomePath();
if (Strings.isNotBlank(libDir) || Strings.isNotBlank(deployDir)) {
if (container != null) {
container.setProvisionResult("preparing");
container.setAlive(true);
}
String imageRepository = configOverlayDockerProvider.getImageRepository();
String entryPoint = configOverlayDockerProvider.getImageEntryPoint();
List<String> names = new ArrayList<String>(profileIds);
names.add(versionId);
String newImageName = "fabric8-" + Strings.join(names, "-").replace('.', '-');
String customImageUserName = configOverlayDockerProvider.getCustomImageUserName();
DockerProviderConfig currentContainerDockerProviderConfig = null;
Container currentContainer = service.getCurrentContainer();
if (currentContainer != null) {
Map<String, String> configuration =
currentContainer
.getOverlayProfile()
.getConfiguration(DockerConstants.DOCKER_PROVIDER_PID);
if (configuration != null && !configuration.isEmpty()) {
Map<String, Map<String, String>> configurations = new HashMap<>();
configurations.put(DockerConstants.DOCKER_PROVIDER_PID, configuration);
service.substituteConfigurations(configurations);
configuration = configurations.get(DockerConstants.DOCKER_PROVIDER_PID);
configuration =
JolokiaAgentHelper.substituteEnvironmentVariableExpressionKeysAndValues(
configuration, System.getenv());
currentContainerDockerProviderConfig = createDockerProviderConfig(configuration);
}
}
if (Strings.isNullOrBlank(customImageUserName)
&& currentContainerDockerProviderConfig != null) {
customImageUserName = currentContainerDockerProviderConfig.getCustomImageUserName();
}
Boolean customImagePushValue = configOverlayDockerProvider.getCustomImagePush();
if (customImagePushValue == null && currentContainerDockerProviderConfig != null) {
customImagePushValue = currentContainerDockerProviderConfig.getCustomImagePush();
}
boolean customImagePush =
customImagePushValue != null && customImagePushValue.booleanValue();
if (Strings.isNotBlank(customImageUserName)) {
newImageName = customImageUserName + "/" + newImageName;
} else {
customImagePush = false;
}
CustomDockerContainerImageBuilder builder = new CustomDockerContainerImageBuilder();
CustomDockerContainerImageOptions customDockerContainerImageOptions =
new CustomDockerContainerImageOptions(
image,
imageRepository,
newImageName,
libDir,
deployDir,
homeDir,
entryPoint,
configOverlayDockerProvider.getOverlayFolder(),
configOverlayDockerProvider.isMavenJavaLibraryPathLayout());
String actualImage =
builder.generateContainerImage(
service,
container,
profileOverlays,
docker,
customDockerContainerImageOptions,
options,
downloadExecutor,
environmentVariables);
if (actualImage != null) {
containerConfig.setImage(actualImage);
if (customImagePush) {
LOG.info(
"Pushing image to repository " + newImageName + " actualImage: " + actualImage);
Auth authConfig = new Auth();
authConfig.setEmail("*****@*****.**");
authConfig.setUsername(service.getZooKeeperUser());
authConfig.setPassword(service.getZookeeperPassword());
try {
docker.imagePush(newImageName, "latest", authConfig);
LOG.info("Image pushed to repository " + newImageName);
} catch (Exception e) {
LOG.info(
"Failed to push image " + newImageName + ": " + e + Dockers.dockerErrorMessage(e),
e);
throw e;
}
}
}
}
JolokiaAgentHelper.substituteEnvironmentVariableExpressions(
environmentVariables, environmentVariables, service, curatorOptional, false);
List<String> env = containerConfig.getEnv();
if (env == null) {
env = new ArrayList<>();
}
Dockers.addEnvironmentVariablesToList(env, environmentVariables);
containerConfig.setExposedPorts(exposedPorts);
containerConfig.setEnv(env);
String name = options.getName();
LOG.info(
"Creating container on docker: "
+ getDockerAddress()
+ " name: "
+ name
+ " env vars: "
+ env);
LOG.info("Creating container with config: " + containerConfig);
return this;
}
