YARN-5689. Update native services REST API to use agentless docker provider. Contributed by Billie Rinaldi & Gour Saha

This commit is contained in:
Jian He 2016-10-13 11:34:58 -07:00
parent f66ecfecf6
commit c0120e51b9
3 changed files with 79 additions and 181 deletions

View File

@ -50,7 +50,6 @@
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.apache.commons.collections.MapUtils;
import org.apache.commons.lang.SerializationUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.hadoop.security.UserGroupInformation;
@ -68,10 +67,12 @@
import org.apache.hadoop.yarn.services.resource.Container;
import org.apache.hadoop.yarn.services.resource.ContainerState;
import org.apache.hadoop.yarn.services.resource.Resource;
import org.apache.slider.api.OptionKeys;
import org.apache.slider.api.ResourceKeys;
import org.apache.slider.api.StateValues;
import org.apache.slider.client.SliderClient;
import org.apache.slider.common.SliderExitCodes;
import org.apache.slider.common.SliderKeys;
import org.apache.slider.common.params.ActionCreateArgs;
import org.apache.slider.common.params.ActionFlexArgs;
import org.apache.slider.common.params.ActionFreezeArgs;
@ -88,12 +89,11 @@
import org.apache.slider.core.exceptions.SliderException;
import org.apache.slider.core.exceptions.UnknownApplicationInstanceException;
import org.apache.slider.core.registry.docstore.ConfigFormat;
import org.apache.slider.providers.docker.DockerKeys;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.annotations.VisibleForTesting;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonNull;
import com.google.gson.JsonObject;
@ -211,7 +211,8 @@ protected void validateApplicationPostPayload(Application application,
application.setConfiguration(new Configuration());
}
addPropertyToConfiguration(application.getConfiguration(),
PROPERTY_COMPONENT_TYPE, COMPONENT_TYPE_EXTERNAL);
SliderKeys.COMPONENT_TYPE_KEY,
SliderKeys.COMPONENT_TYPE_EXTERNAL_APP);
}
// resource
validateApplicationResource(application.getResource(), null, application
@ -249,7 +250,8 @@ protected void validateApplicationPostPayload(Application application,
comp.setConfiguration(new Configuration());
}
addPropertyToConfiguration(comp.getConfiguration(),
PROPERTY_COMPONENT_TYPE, COMPONENT_TYPE_EXTERNAL);
SliderKeys.COMPONENT_TYPE_KEY,
SliderKeys.COMPONENT_TYPE_EXTERNAL_APP);
compNameArtifactIdMap.put(comp.getName(), comp.getArtifact().getId());
comp.setName(comp.getArtifact().getId());
}
@ -339,9 +341,9 @@ private String createSliderApp(Application application,
final ActionCreateArgs createArgs = new ActionCreateArgs();
addAppConfOptions(createArgs, application, compNameArtifactIdMap);
addResourceOptions(createArgs, application);
String metainfoJson = getMetainfoJson(application, compNameArtifactIdMap);
createArgs.appMetaInfoJson = metainfoJson;
createArgs.provider = DockerKeys.PROVIDER_DOCKER;
if (queueName != null && queueName.trim().length() > 0) {
createArgs.queue = queueName.trim();
}
@ -388,17 +390,76 @@ private void addAppConfOptions(ActionCreateArgs createArgs,
// }
Set<String> uniqueGlobalPropertyCache = new HashSet<>();
if (application.getConfiguration() != null
&& application.getConfiguration().getProperties() != null) {
for (Map.Entry<String, String> propEntry : application.getConfiguration()
.getProperties().entrySet()) {
if (application.getConfiguration() != null) {
if (application.getConfiguration().getProperties() != null) {
for (Map.Entry<String, String> propEntry : application
.getConfiguration().getProperties().entrySet()) {
addOptionsIfNotPresent(appOptions, uniqueGlobalPropertyCache,
propEntry.getKey(), propEntry.getValue());
}
}
List<ConfigFile> configFiles = application.getConfiguration().getFiles();
if (configFiles != null && !configFiles.isEmpty()) {
addOptionsIfNotPresent(appOptions, uniqueGlobalPropertyCache,
SliderKeys.AM_CONFIG_GENERATION, "true");
for (ConfigFile configFile : configFiles) {
addOptionsIfNotPresent(appOptions, uniqueGlobalPropertyCache,
OptionKeys.CONF_FILE_PREFIX + configFile.getSrcFile() +
OptionKeys.NAME_SUFFIX, configFile.getDestFile());
addOptionsIfNotPresent(appOptions, uniqueGlobalPropertyCache,
OptionKeys.CONF_FILE_PREFIX + configFile.getSrcFile() +
OptionKeys.TYPE_SUFFIX, configFile.getType().toString());
}
}
}
if (application.getComponents() != null) {
Map<String, String> appQuicklinks = application.getQuicklinks();
if (appQuicklinks != null) {
for (Map.Entry<String, String> quicklink : appQuicklinks.entrySet()) {
addOptionsIfNotPresent(appOptions, uniqueGlobalPropertyCache,
OptionKeys.EXPORT_PREFIX + quicklink.getKey(),
quicklink.getValue());
}
}
Map<String, String> placeholders = new HashMap<>();
placeholders.put(PLACEHOLDER_APP_NAME, application.getName());
for (Component comp : application.getComponents()) {
placeholders.put(PLACEHOLDER_APP_COMPONENT_NAME, comp.getName());
if (comp.getArtifact().getType() == Artifact.TypeEnum.DOCKER) {
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
DockerKeys.DOCKER_IMAGE, comp.getArtifact().getId() == null ?
application.getArtifact().getId() : comp.getArtifact().getId()));
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
DockerKeys.DOCKER_START_COMMAND, comp.getLaunchCommand() == null ?
replacePlaceholders(application.getLaunchCommand(), placeholders)
: replacePlaceholders(comp.getLaunchCommand(), placeholders)));
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
DockerKeys.DOCKER_NETWORK, DockerKeys.DEFAULT_DOCKER_NETWORK));
if (comp.getRunPrivilegedContainer() != null) {
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
DockerKeys.DOCKER_USE_PRIVILEGED,
comp.getRunPrivilegedContainer().toString()));
}
}
if (comp.getConfiguration() != null) {
List<ConfigFile> configFiles = comp.getConfiguration().getFiles();
if (configFiles != null && !configFiles.isEmpty()) {
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
SliderKeys.AM_CONFIG_GENERATION, "true"));
for (ConfigFile configFile : configFiles) {
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
OptionKeys.CONF_FILE_PREFIX + configFile.getSrcFile() +
OptionKeys.NAME_SUFFIX, configFile.getDestFile()));
appCompOptionTriples.addAll(Arrays.asList(comp.getName(),
OptionKeys.CONF_FILE_PREFIX + configFile.getSrcFile() +
OptionKeys.TYPE_SUFFIX, configFile.getType().toString()));
}
}
}
if (Boolean.TRUE.equals(comp.getUniqueComponentSupport())) {
for (int i = 1; i <= comp.getNumberOfContainers(); i++) {
placeholders.put(PLACEHOLDER_COMPONENT_ID, Integer.toString(i));
@ -526,8 +587,8 @@ private void addResourceOptions(ActionCreateArgs createArgs,
if (application.getComponents() != null) {
int priority = 1;
for (Component comp : application.getComponents()) {
if (hasPropertyWithValue(comp, PROPERTY_COMPONENT_TYPE,
COMPONENT_TYPE_EXTERNAL)) {
if (hasPropertyWithValue(comp, SliderKeys.COMPONENT_TYPE_KEY,
SliderKeys.COMPONENT_TYPE_EXTERNAL_APP)) {
continue;
}
if (Boolean.TRUE.equals(comp.getUniqueComponentSupport())) {
@ -595,168 +656,6 @@ private List<String> createResourcesComponent(String compName,
return resCompOptTriples;
}
private String getMetainfoJson(Application application,
Map<String, String> compNameArtifactIdMap) throws SliderException,
IOException {
JsonObject rootObj = new JsonObject();
rootObj.addProperty("schemaVersion", METAINFO_SCHEMA_VERSION);
JsonObject applicationObj = new JsonObject();
rootObj.add("application", applicationObj);
applicationObj.addProperty("name", application.getName().toUpperCase());
JsonArray componentsArray = new JsonArray();
applicationObj.add("components", componentsArray);
JsonArray commandOrdersArray = new JsonArray();
applicationObj.add("commandOrders", commandOrdersArray);
JsonArray exportGroupsArray = new JsonArray();
applicationObj.add("exportGroups", exportGroupsArray);
// Use only one export group
JsonObject exportGroup = new JsonObject();
exportGroup.addProperty("name", EXPORT_GROUP_NAME);
exportGroupsArray.add(exportGroup);
JsonArray exportsArray = new JsonArray();
exportGroup.add("exports", exportsArray);
if (application.getComponents() != null) {
// Set exports at application level
Map<String, String> appQuicklinks = application.getQuicklinks();
Map<String, String> placeholders = new HashMap<>();
placeholders.put(PLACEHOLDER_APP_NAME, application.getName());
if (appQuicklinks != null) {
for (Map.Entry<String, String> quicklink : appQuicklinks.entrySet()) {
JsonObject export = new JsonObject();
export.addProperty("name", quicklink.getKey());
export.addProperty("value",
replacePlaceholders(quicklink.getValue(), placeholders));
exportsArray.add(export);
}
}
for (Component comp : application.getComponents()) {
JsonObject compObject = null;
if (!hasPropertyWithValue(comp, PROPERTY_COMPONENT_TYPE,
COMPONENT_TYPE_EXTERNAL)) {
if (Boolean.TRUE.equals(comp.getUniqueComponentSupport())) {
for (int i = 1; i <= comp.getNumberOfContainers(); i++) {
// we also need the capability to specify ports and mount points
// sometime
compObject = createMetainfoComponent(comp, application,
comp.getName() + i);
componentsArray.add(compObject);
}
} else {
compObject = createMetainfoComponent(comp, application,
comp.getName());
componentsArray.add(compObject);
}
}
// Translate dependencies into command orders
List<String> dependencies = comp.getDependencies();
if (dependencies != null && !dependencies.isEmpty()) {
JsonObject commandOrder = new JsonObject();
commandOrder.addProperty("command", comp.getName()
+ COMMAND_ORDER_SUFFIX_START);
for (String dependency : dependencies) {
// If APPLICATION type artifact then map component name dependencies
// to artifact id
if (comp.getArtifact().getType() == Artifact.TypeEnum.APPLICATION) {
dependency = compNameArtifactIdMap.get(dependency);
}
commandOrder.addProperty("requires", dependency
+ COMMAND_ORDER_SUFFIX_STARTED);
}
commandOrdersArray.add(commandOrder);
}
// Quicklinks need to be added as appExports and componentExports at the
// component level
List<String> compQuicklinks = comp.getQuicklinks();
if (compQuicklinks != null && !compQuicklinks.isEmpty()) {
if (MapUtils.isEmpty(appQuicklinks)) {
throw new SliderException(ERROR_QUICKLINKS_FOR_COMP_INVALID);
}
List<String> appExports = new ArrayList<>();
JsonArray compExportsArray = new JsonArray();
compObject.add("componentExports", compExportsArray);
for (String quicklink : compQuicklinks) {
appExports.add(EXPORT_GROUP_NAME + "-" + quicklink);
JsonObject compExport = new JsonObject();
compExport.addProperty("name", quicklink);
compExport.addProperty("value", appQuicklinks.get(quicklink));
compExportsArray.add(compExport);
}
compObject.addProperty("appExports",
StringUtils.join(appExports, ","));
// specify that there are published configs for this component
compObject.addProperty("publishConfig", "true");
}
}
}
String jsonString = new GsonBuilder().setPrettyPrinting().create()
.toJson(rootObj);
logger.info("Metainfo = \n{}", jsonString);
return jsonString;
}
private JsonObject createMetainfoComponent(Component comp,
Application application, String compName) {
JsonObject compObj = new JsonObject();
compObj.addProperty("name", compName);
// below is diff for each type
if (comp.getArtifact() != null && comp.getArtifact().getType() != null
&& comp.getArtifact().getType() == Artifact.TypeEnum.DOCKER) {
compObj.addProperty("type", COMPONENT_TYPE_YARN_DOCKER);
JsonArray dockerContainerArray = new JsonArray();
compObj.add("dockerContainers", dockerContainerArray);
JsonObject dockerContainerObj = new JsonObject();
dockerContainerArray.add(dockerContainerObj);
dockerContainerObj.addProperty("name", compName.toLowerCase());
// if image not specified, then use global value
dockerContainerObj.addProperty("image",
comp.getArtifact().getId() == null ? application.getArtifact()
.getId() : comp.getArtifact().getId());
// If launch command not specified, then use global value. Resolve all
// placeholders.
Map<String, String> placeholders = new HashMap<>();
placeholders.put(PLACEHOLDER_APP_NAME, application.getName());
placeholders.put(PLACEHOLDER_APP_COMPONENT_NAME, compName);
dockerContainerObj.addProperty(
"startCommand",
comp.getLaunchCommand() == null ? replacePlaceholders(
application.getLaunchCommand(), placeholders)
: replacePlaceholders(comp.getLaunchCommand(), placeholders));
dockerContainerObj.addProperty("network", DEFAULT_NETWORK);
dockerContainerObj.addProperty("commandPath", DEFAULT_COMMAND_PATH);
// TODO: What to do with privContainer ?
dockerContainerObj.addProperty("runPrivilegedContainer",
comp.getRunPrivilegedContainer());
if (comp.getConfiguration() != null) {
List<ConfigFile> configFiles = comp.getConfiguration().getFiles();
if (configFiles != null && !configFiles.isEmpty()) {
JsonArray configFileArray = new JsonArray();
for (ConfigFile configFile : configFiles) {
JsonObject configFileObj = new JsonObject();
configFileObj.addProperty("type", configFile.getType().toString());
configFileObj.addProperty("fileName", configFile.getDestFile());
// TODO: add all properties which should include dictionaryName
configFileObj.addProperty("dictionaryName",
configFile.getSrcFile());
configFileArray.add(configFileObj);
}
dockerContainerObj.add("configFiles", configFileArray);
}
}
// we also need to specify artifact_management_service sometime
}
// we also need the capability to specify ports and mount points sometime
return compObj;
}
private static UserGroupInformation getSliderUser() {
if (SLIDER_USER != null) {
return SLIDER_USER;

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@ -49,11 +49,8 @@ public interface RestApiConstants {
Integer GET_APPLICATIONS_THREAD_POOL_SIZE = 200;
String PROPERTY_PYTHON_PATH = "python.path";
String PROPERTY_COMPONENT_TYPE = "site.global.component_type";
String PROPERTY_DNS_DEPENDENCY = "site.global.dns.dependency";
String COMPONENT_TYPE_EXTERNAL = "external";
String COMMAND_ORDER_SUFFIX_START = "-START";
String COMMAND_ORDER_SUFFIX_STARTED = "-STARTED";
String EXPORT_GROUP_NAME = "QuickLinks";

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@ -26,6 +26,7 @@
import org.apache.hadoop.yarn.services.resource.Application;
import org.apache.hadoop.yarn.services.resource.Artifact;
import org.apache.hadoop.yarn.services.resource.Resource;
import org.apache.slider.common.SliderKeys;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
@ -124,8 +125,9 @@ public void testValidateApplicationPostPayload() throws Exception {
DEFAULT_COMPONENT_NAME);
Assert.assertEquals(app.getLifetime(), DEFAULT_UNLIMITED_LIFETIME);
Assert.assertEquals("Property not set",
app.getConfiguration().getProperties().get(PROPERTY_COMPONENT_TYPE),
COMPONENT_TYPE_EXTERNAL);
app.getConfiguration().getProperties()
.get(SliderKeys.COMPONENT_TYPE_KEY),
SliderKeys.COMPONENT_TYPE_EXTERNAL_APP);
// unset artifact type, default component and no of containers to test other
// validation logic