// Provider
String providerName = buildInfo.getProvider();
requireArgumentSet(Arguments.ARG_PROVIDER, providerName);
log.debug("Provider is {}", providerName);
SliderAMClientProvider sliderAM = new SliderAMClientProvider(conf);
AbstractClientProvider provider =
createClientProvider(providerName);
InstanceBuilder builder =
new InstanceBuilder(sliderFileSystem,
getConfig(),
clustername);
AggregateConf instanceDefinition = new AggregateConf();
ConfTreeOperations appConf = instanceDefinition.getAppConfOperations();
ConfTreeOperations resources = instanceDefinition.getResourceOperations();
ConfTreeOperations internal = instanceDefinition.getInternalOperations();
//initial definition is set by the providers
sliderAM.prepareInstanceConfiguration(instanceDefinition);
provider.prepareInstanceConfiguration(instanceDefinition);
//load in any specified on the command line
if (buildInfo.resources != null) {
try {
resources.mergeFile(buildInfo.resources,
new ResourcesInputPropertiesValidator());
} catch (IOException e) {
throw new BadConfigException(e,
"incorrect argument to %s: \"%s\" : %s ",
Arguments.ARG_RESOURCES,
buildInfo.resources,
e.toString());
}
}
if (buildInfo.template != null) {
try {
appConf.mergeFile(buildInfo.template,
new TemplateInputPropertiesValidator());
} catch (IOException e) {
throw new BadConfigException(e,
"incorrect argument to %s: \"%s\" : %s ",
Arguments.ARG_TEMPLATE,
buildInfo.template,
e.toString());
}
}
//get the command line options
ConfTree cmdLineAppOptions = buildInfo.buildAppOptionsConfTree();
ConfTree cmdLineResourceOptions = buildInfo.buildResourceOptionsConfTree();
appConf.merge(cmdLineAppOptions);
// put the role counts into the resources file
Map<String, String> argsRoleMap = buildInfo.getComponentMap();
for (Map.Entry<String, String> roleEntry : argsRoleMap.entrySet()) {
String count = roleEntry.getValue();
String key = roleEntry.getKey();
log.debug("{} => {}", key, count);
resources.getOrAddComponent(key)
.put(ResourceKeys.COMPONENT_INSTANCES, count);
}
//all CLI role options
Map<String, Map<String, String>> appOptionMap =
buildInfo.getCompOptionMap();
appConf.mergeComponents(appOptionMap);
//internal picks up core. values only
internal.propagateGlobalKeys(appConf, "slider.");
internal.propagateGlobalKeys(appConf, "internal.");
//copy over role. and yarn. values ONLY to the resources
if (PROPAGATE_RESOURCE_OPTION) {
resources.propagateGlobalKeys(appConf, "component.");
resources.propagateGlobalKeys(appConf, "role.");
resources.propagateGlobalKeys(appConf, "yarn.");
resources.mergeComponentsPrefix(appOptionMap, "component.", true);
resources.mergeComponentsPrefix(appOptionMap, "yarn.", true);
resources.mergeComponentsPrefix(appOptionMap, "role.", true);
}
// resource component args
appConf.merge(cmdLineResourceOptions);
resources.mergeComponents(buildInfo.getResourceCompOptionMap());
builder.init(providerName, instanceDefinition);
builder.propagateFilename();
builder.propagatePrincipals();
builder.setImageDetails(buildInfo.getImage(), buildInfo.getAppHomeDir());
String quorum = buildInfo.getZKhosts();
if (SliderUtils.isUnset(quorum)) {
quorum = registryQuorum;
}
if (isUnset(quorum)) {
throw new BadConfigException("No Zookeeper quorum defined");
}
ZKPathBuilder zkPaths = new ZKPathBuilder(getAppName(),
getUsername(),
clustername,
registryQuorum,
quorum);
String zookeeperRoot = buildInfo.getAppZKPath();
if (isSet(zookeeperRoot)) {
zkPaths.setAppPath(zookeeperRoot);
} else {
String createDefaultZkNode = appConf.getGlobalOptions().getOption(AgentKeys.CREATE_DEF_ZK_NODE, "false");
if (createDefaultZkNode.equals("true")) {
String defaultZKPath = createZookeeperNode(clustername, false);
log.info("ZK node created for application instance: {}.", defaultZKPath);
if (defaultZKPath != null) {
zkPaths.setAppPath(defaultZKPath);
}
} else {
// create AppPath if default is being used
String defaultZKPath = createZookeeperNode(clustername, true);
log.info("ZK node assigned to application instance: {}.", defaultZKPath);
zkPaths.setAppPath(defaultZKPath);
}
}
builder.addZKBinding(zkPaths);
//then propagate any package URI
if (buildInfo.packageURI != null) {
appConf.set(AgentKeys.PACKAGE_PATH, buildInfo.packageURI);
}
// provider to validate what there is
try {
sliderAM.validateInstanceDefinition(builder.getInstanceDescription());
provider.validateInstanceDefinition(builder.getInstanceDescription());
} catch (SliderException e) {
//problem, reject it
log.info("Error {} validating application instance definition ", e.toString());
log.debug("Error validating application instance definition ", e);
log.info(instanceDefinition.toString());