YARN-9873. Version Number for each Scheduler Config Change. Contributed by Prabhu Joseph.
(cherry picked from commit be901f4962
)
This commit is contained in:
parent
96e07b7e97
commit
9a51380208
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@ -65,6 +65,12 @@ public interface MutableConfigurationProvider {
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*/
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*/
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Configuration getConfiguration();
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Configuration getConfiguration();
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/**
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* Get the last updated scheduler config version.
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* @return Last updated scheduler config version.
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*/
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long getConfigVersion() throws Exception;
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void formatConfigurationInStore(Configuration conf) throws Exception;
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void formatConfigurationInStore(Configuration conf) throws Exception;
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void revertToOldConfig(Configuration config) throws Exception;
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void revertToOldConfig(Configuration config) throws Exception;
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@ -33,11 +33,13 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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private Configuration schedConf;
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private Configuration schedConf;
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private LogMutation pendingMutation;
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private LogMutation pendingMutation;
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private long configVersion;
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@Override
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@Override
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public void initialize(Configuration conf, Configuration schedConf,
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public void initialize(Configuration conf, Configuration schedConf,
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RMContext rmContext) {
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RMContext rmContext) {
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this.schedConf = schedConf;
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this.schedConf = schedConf;
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this.configVersion = 1L;
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}
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}
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@Override
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@Override
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@ -56,6 +58,7 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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schedConf.set(kv.getKey(), kv.getValue());
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schedConf.set(kv.getKey(), kv.getValue());
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}
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}
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}
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}
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this.configVersion = this.configVersion + 1L;
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}
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}
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pendingMutation = null;
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pendingMutation = null;
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}
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}
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@ -70,6 +73,11 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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return schedConf;
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return schedConf;
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}
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}
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@Override
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public long getConfigVersion() {
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return configVersion;
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}
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@Override
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@Override
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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// Unimplemented.
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// Unimplemented.
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@ -68,8 +68,11 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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private static final String DB_NAME = "yarn-conf-store";
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private static final String DB_NAME = "yarn-conf-store";
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private static final String LOG_KEY = "log";
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private static final String LOG_KEY = "log";
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private static final String VERSION_KEY = "version";
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private static final String VERSION_KEY = "version";
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private static final String CONF_VERSION_NAME = "conf-version-store";
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private static final String CONF_VERSION_KEY = "conf-version";
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private DB db;
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private DB db;
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private DB versiondb;
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private long maxLogs;
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private long maxLogs;
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private Configuration conf;
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private Configuration conf;
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private LogMutation pendingMutation;
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private LogMutation pendingMutation;
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@ -102,11 +105,11 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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public void format() throws Exception {
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public void format() throws Exception {
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close();
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close();
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FileSystem fs = FileSystem.getLocal(conf);
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FileSystem fs = FileSystem.getLocal(conf);
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fs.delete(getStorageDir(), true);
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fs.delete(getStorageDir(DB_NAME), true);
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}
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}
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private void initDatabase(Configuration config) throws Exception {
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private void initDatabase(Configuration config) throws Exception {
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Path storeRoot = createStorageDir();
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Path storeRoot = createStorageDir(DB_NAME);
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Options options = new Options();
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Options options = new Options();
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options.createIfMissing(false);
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options.createIfMissing(false);
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options.comparator(new DBComparator() {
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options.comparator(new DBComparator() {
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@ -142,6 +145,29 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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}
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}
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});
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});
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Path confVersion = createStorageDir(CONF_VERSION_NAME);
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Options confOptions = new Options();
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confOptions.createIfMissing(false);
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LOG.info("Using conf version at " + confVersion);
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File confVersionFile = new File(confVersion.toString());
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try {
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versiondb = JniDBFactory.factory.open(confVersionFile, confOptions);
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} catch (NativeDB.DBException e) {
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if (e.isNotFound() || e.getMessage().contains(" does not exist ")) {
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LOG.info("Creating conf version at " + confVersionFile);
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confOptions.createIfMissing(true);
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try {
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versiondb = JniDBFactory.factory.open(confVersionFile, confOptions);
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versiondb.put(bytes(CONF_VERSION_KEY), bytes(String.valueOf(0)));
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} catch (DBException dbErr) {
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throw new IOException(dbErr.getMessage(), dbErr);
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}
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} else {
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throw e;
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}
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}
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LOG.info("Using conf database at " + storeRoot);
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LOG.info("Using conf database at " + storeRoot);
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File dbfile = new File(storeRoot.toString());
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File dbfile = new File(storeRoot.toString());
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try {
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try {
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@ -158,6 +184,9 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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initBatch.put(bytes(kv.getKey()), bytes(kv.getValue()));
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initBatch.put(bytes(kv.getKey()), bytes(kv.getValue()));
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}
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}
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db.write(initBatch);
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db.write(initBatch);
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long configVersion = getConfigVersion() + 1L;
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versiondb.put(bytes(CONF_VERSION_KEY),
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bytes(String.valueOf(configVersion)));
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} catch (DBException dbErr) {
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} catch (DBException dbErr) {
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throw new IOException(dbErr.getMessage(), dbErr);
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throw new IOException(dbErr.getMessage(), dbErr);
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}
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}
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@ -167,20 +196,20 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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}
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}
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}
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}
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private Path createStorageDir() throws IOException {
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private Path createStorageDir(String storageName) throws IOException {
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Path root = getStorageDir();
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Path root = getStorageDir(storageName);
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FileSystem fs = FileSystem.getLocal(conf);
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FileSystem fs = FileSystem.getLocal(conf);
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fs.mkdirs(root, new FsPermission((short) 0700));
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fs.mkdirs(root, new FsPermission((short) 0700));
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return root;
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return root;
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}
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}
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private Path getStorageDir() throws IOException {
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private Path getStorageDir(String storageName) throws IOException {
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String storePath = conf.get(YarnConfiguration.RM_SCHEDCONF_STORE_PATH);
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String storePath = conf.get(YarnConfiguration.RM_SCHEDCONF_STORE_PATH);
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if (storePath == null) {
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if (storePath == null) {
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throw new IOException("No store location directory configured in " +
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throw new IOException("No store location directory configured in " +
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YarnConfiguration.RM_SCHEDCONF_STORE_PATH);
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YarnConfiguration.RM_SCHEDCONF_STORE_PATH);
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}
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}
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return new Path(storePath, DB_NAME);
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return new Path(storePath, storageName);
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}
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}
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@Override
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@Override
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@ -188,6 +217,9 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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if (db != null) {
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if (db != null) {
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db.close();
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db.close();
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}
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}
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if (versiondb != null) {
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versiondb.close();
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}
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}
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}
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@Override
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@Override
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@ -213,6 +245,9 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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updateBatch.put(bytes(changes.getKey()), bytes(changes.getValue()));
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updateBatch.put(bytes(changes.getKey()), bytes(changes.getValue()));
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}
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}
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}
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}
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long configVersion = getConfigVersion() + 1L;
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versiondb.put(bytes(CONF_VERSION_KEY),
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bytes(String.valueOf(configVersion)));
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}
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}
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db.write(updateBatch);
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db.write(updateBatch);
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pendingMutation = null;
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pendingMutation = null;
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@ -258,6 +293,13 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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return config;
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return config;
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}
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}
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@Override
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public long getConfigVersion() {
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String version = new String(versiondb.get(bytes(CONF_VERSION_KEY)),
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StandardCharsets.UTF_8);
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return Long.parseLong(version);
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}
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@Override
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@Override
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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return null; // unimplemented
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return null; // unimplemented
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@ -117,6 +117,11 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
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return new Configuration(schedConf);
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return new Configuration(schedConf);
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}
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}
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@Override
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public long getConfigVersion() throws Exception {
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return confStore.getConfigVersion();
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}
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@Override
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@Override
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public ConfigurationMutationACLPolicy getAclMutationPolicy() {
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public ConfigurationMutationACLPolicy getAclMutationPolicy() {
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return aclMutationPolicy;
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return aclMutationPolicy;
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@ -131,6 +131,12 @@ public abstract class YarnConfigurationStore {
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*/
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*/
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public abstract void format() throws Exception;
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public abstract void format() throws Exception;
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/**
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* Get the last updated config version.
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* @return Last updated config version.
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*/
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public abstract long getConfigVersion() throws Exception;
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/**
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/**
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* Get a list of confirmed configuration mutations starting from a given id.
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* Get a list of confirmed configuration mutations starting from a given id.
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* @param fromId id from which to start getting mutations, inclusive
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* @param fromId id from which to start getting mutations, inclusive
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@ -62,11 +62,13 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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private static final String LOGS_PATH = "LOGS";
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private static final String LOGS_PATH = "LOGS";
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private static final String CONF_STORE_PATH = "CONF_STORE";
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private static final String CONF_STORE_PATH = "CONF_STORE";
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private static final String FENCING_PATH = "FENCING";
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private static final String FENCING_PATH = "FENCING";
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private static final String CONF_VERSION_PATH = "CONF_VERSION";
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private String zkVersionPath;
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private String zkVersionPath;
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private String logsPath;
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private String logsPath;
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private String confStorePath;
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private String confStorePath;
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private String fencingNodePath;
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private String fencingNodePath;
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private String confVersionPath;
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@VisibleForTesting
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@VisibleForTesting
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protected ZKCuratorManager zkManager;
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protected ZKCuratorManager zkManager;
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@ -89,6 +91,7 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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this.logsPath = getNodePath(znodeParentPath, LOGS_PATH);
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this.logsPath = getNodePath(znodeParentPath, LOGS_PATH);
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this.confStorePath = getNodePath(znodeParentPath, CONF_STORE_PATH);
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this.confStorePath = getNodePath(znodeParentPath, CONF_STORE_PATH);
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this.fencingNodePath = getNodePath(znodeParentPath, FENCING_PATH);
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this.fencingNodePath = getNodePath(znodeParentPath, FENCING_PATH);
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this.confVersionPath = getNodePath(znodeParentPath, CONF_VERSION_PATH);
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zkManager.createRootDirRecursively(znodeParentPath, zkAcl);
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zkManager.createRootDirRecursively(znodeParentPath, zkAcl);
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zkManager.delete(fencingNodePath);
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zkManager.delete(fencingNodePath);
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@ -99,6 +102,11 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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serializeObject(new LinkedList<LogMutation>()), -1);
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serializeObject(new LinkedList<LogMutation>()), -1);
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}
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}
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if (!zkManager.exists(confVersionPath)) {
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zkManager.create(confVersionPath);
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zkManager.setData(confVersionPath, String.valueOf(0), -1);
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}
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if (!zkManager.exists(confStorePath)) {
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if (!zkManager.exists(confStorePath)) {
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zkManager.create(confStorePath);
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zkManager.create(confStorePath);
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HashMap<String, String> mapSchedConf = new HashMap<>();
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HashMap<String, String> mapSchedConf = new HashMap<>();
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@ -106,6 +114,8 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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mapSchedConf.put(entry.getKey(), entry.getValue());
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mapSchedConf.put(entry.getKey(), entry.getValue());
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}
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}
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zkManager.setData(confStorePath, serializeObject(mapSchedConf), -1);
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zkManager.setData(confStorePath, serializeObject(mapSchedConf), -1);
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long configVersion = getConfigVersion() + 1L;
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zkManager.setData(confVersionPath, String.valueOf(configVersion), -1);
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}
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}
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}
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}
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@ -185,6 +195,9 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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}
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}
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zkManager.safeSetData(confStorePath, serializeObject(mapConf), -1,
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zkManager.safeSetData(confStorePath, serializeObject(mapConf), -1,
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zkAcl, fencingNodePath);
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zkAcl, fencingNodePath);
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long configVersion = getConfigVersion() + 1L;
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zkManager.setData(confVersionPath, String.valueOf(configVersion), -1);
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}
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}
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pendingMutation = null;
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pendingMutation = null;
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}
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}
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@ -213,6 +226,11 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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return null;
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return null;
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}
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}
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@Override
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public long getConfigVersion() throws Exception {
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return Long.parseLong(zkManager.getStringData(confVersionPath));
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}
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@Override
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@Override
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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return null; // unimplemented
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return null; // unimplemented
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@ -51,6 +51,9 @@ public final class RMWSConsts {
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/** Path for {@code RMWebServices#formatSchedulerConfiguration}. */
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/** Path for {@code RMWebServices#formatSchedulerConfiguration}. */
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public static final String FORMAT_SCHEDULER_CONF = "/scheduler-conf/format";
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public static final String FORMAT_SCHEDULER_CONF = "/scheduler-conf/format";
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/** Path for {@code RMWebServices#getSchedulerConfigurationVersion}. */
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public static final String SCHEDULER_CONF_VERSION = "/scheduler-conf/version";
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/** Path for {@code RMWebServiceProtocol#dumpSchedulerLogs}. */
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/** Path for {@code RMWebServiceProtocol#dumpSchedulerLogs}. */
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public static final String SCHEDULER_LOGS = "/scheduler/logs";
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public static final String SCHEDULER_LOGS = "/scheduler/logs";
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@ -188,6 +188,7 @@ import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ResourceInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerTypeInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.SchedulerTypeInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.StatisticsItemInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.StatisticsItemInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ConfigVersionInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ConfInfo;
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import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.ConfInfo;
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import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
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import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
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import org.apache.hadoop.yarn.server.utils.BuilderUtils;
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import org.apache.hadoop.yarn.server.utils.BuilderUtils;
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@ -2404,7 +2405,7 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
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}
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}
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} else {
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} else {
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return Response.status(Status.BAD_REQUEST)
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return Response.status(Status.BAD_REQUEST)
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.entity("Configuration change only supported by " +
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.entity("Scheduler Configuration format only supported by " +
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"MutableConfScheduler.").build();
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"MutableConfScheduler.").build();
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}
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}
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}
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}
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@ -2443,6 +2444,39 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
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}
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}
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}
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}
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@GET
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@Path(RMWSConsts.SCHEDULER_CONF_VERSION)
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@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
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MediaType.APPLICATION_XML + "; " + JettyUtils.UTF_8 })
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public Response getSchedulerConfigurationVersion(@Context
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HttpServletRequest hsr) throws AuthorizationException {
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// Only admin user is allowed to get scheduler conf version
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UserGroupInformation callerUGI = getCallerUserGroupInformation(hsr, true);
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initForWritableEndpoints(callerUGI, true);
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ResourceScheduler scheduler = rm.getResourceScheduler();
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if (scheduler instanceof MutableConfScheduler
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&& ((MutableConfScheduler) scheduler).isConfigurationMutable()) {
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MutableConfigurationProvider mutableConfigurationProvider =
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((MutableConfScheduler) scheduler).getMutableConfProvider();
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try {
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long configVersion = mutableConfigurationProvider
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||||||
|
.getConfigVersion();
|
||||||
|
return Response.status(Status.OK)
|
||||||
|
.entity(new ConfigVersionInfo(configVersion)).build();
|
||||||
|
} catch (Exception e) {
|
||||||
|
LOG.error("Exception thrown when fetching configuration version.", e);
|
||||||
|
return Response.status(Status.BAD_REQUEST).entity(e.getMessage())
|
||||||
|
.build();
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
return Response.status(Status.BAD_REQUEST)
|
||||||
|
.entity("Configuration Version only supported by "
|
||||||
|
+ "MutableConfScheduler.").build();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
@GET
|
@GET
|
||||||
@Path(RMWSConsts.CHECK_USER_ACCESS_TO_QUEUE)
|
@Path(RMWSConsts.CHECK_USER_ACCESS_TO_QUEUE)
|
||||||
@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
|
@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
|
||||||
|
|
|
@ -0,0 +1,44 @@
|
||||||
|
/**
|
||||||
|
* Licensed to the Apache Software Foundation (ASF) under one
|
||||||
|
* or more contributor license agreements. See the NOTICE file
|
||||||
|
* distributed with this work for additional information
|
||||||
|
* regarding copyright ownership. The ASF licenses this file
|
||||||
|
* to you under the Apache License, Version 2.0 (the
|
||||||
|
* "License"); you may not use this file except in compliance
|
||||||
|
* with the License. You may obtain a copy of the License at
|
||||||
|
*
|
||||||
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
*
|
||||||
|
* Unless required by applicable law or agreed to in writing, software
|
||||||
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||||
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||||
|
* See the License for the specific language governing permissions and
|
||||||
|
* limitations under the License.
|
||||||
|
*/
|
||||||
|
package org.apache.hadoop.yarn.server.resourcemanager.webapp.dao;
|
||||||
|
|
||||||
|
import javax.xml.bind.annotation.XmlAccessType;
|
||||||
|
import javax.xml.bind.annotation.XmlAccessorType;
|
||||||
|
import javax.xml.bind.annotation.XmlRootElement;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Version of Scheduler Config.
|
||||||
|
*/
|
||||||
|
@XmlRootElement(name = "configversion")
|
||||||
|
@XmlAccessorType(XmlAccessType.FIELD)
|
||||||
|
public class ConfigVersionInfo {
|
||||||
|
|
||||||
|
private long versionID;
|
||||||
|
|
||||||
|
public ConfigVersionInfo() {
|
||||||
|
} // JAXB needs this
|
||||||
|
|
||||||
|
public ConfigVersionInfo(long version) {
|
||||||
|
this.versionID = version;
|
||||||
|
}
|
||||||
|
|
||||||
|
public long getVersionID() {
|
||||||
|
return this.versionID;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
|
@ -137,6 +137,21 @@ public class TestZKConfigurationStore extends ConfigurationStoreBaseTest {
|
||||||
assertNull(confStore.retrieve());
|
assertNull(confStore.retrieve());
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testGetConfigurationVersion() throws Exception {
|
||||||
|
confStore.initialize(conf, schedConf, rmContext);
|
||||||
|
long v1 = confStore.getConfigVersion();
|
||||||
|
assertEquals(1, v1);
|
||||||
|
Map<String, String> update = new HashMap<>();
|
||||||
|
update.put("keyver", "valver");
|
||||||
|
YarnConfigurationStore.LogMutation mutation =
|
||||||
|
new YarnConfigurationStore.LogMutation(update, TEST_USER);
|
||||||
|
confStore.logMutation(mutation);
|
||||||
|
confStore.confirmMutation(true);
|
||||||
|
long v2 = confStore.getConfigVersion();
|
||||||
|
assertEquals(2, v2);
|
||||||
|
}
|
||||||
|
|
||||||
@Test
|
@Test
|
||||||
public void testPersistUpdatedConfiguration() throws Exception {
|
public void testPersistUpdatedConfiguration() throws Exception {
|
||||||
confStore.initialize(conf, schedConf, rmContext);
|
confStore.initialize(conf, schedConf, rmContext);
|
||||||
|
|
|
@ -228,6 +228,25 @@ public class TestRMWebServicesConfigurationMutation extends JerseyTestBase {
|
||||||
assertEquals(3, newConf.getQueues("root").length);
|
assertEquals(3, newConf.getQueues("root").length);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private long getConfigVersion() throws Exception {
|
||||||
|
WebResource r = resource();
|
||||||
|
ClientResponse response = r.path("ws").path("v1").path("cluster")
|
||||||
|
.queryParam("user.name", userName)
|
||||||
|
.path(RMWSConsts.SCHEDULER_CONF_VERSION)
|
||||||
|
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
|
||||||
|
assertEquals(Status.OK.getStatusCode(), response.getStatus());
|
||||||
|
|
||||||
|
JSONObject json = response.getEntity(JSONObject.class);
|
||||||
|
return Long.parseLong(json.get("versionID").toString());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testSchedulerConfigVersion() throws Exception {
|
||||||
|
assertEquals(1, getConfigVersion());
|
||||||
|
testAddNestedQueue();
|
||||||
|
assertEquals(2, getConfigVersion());
|
||||||
|
}
|
||||||
|
|
||||||
@Test
|
@Test
|
||||||
public void testAddNestedQueue() throws Exception {
|
public void testAddNestedQueue() throws Exception {
|
||||||
CapacitySchedulerConfiguration orgConf = getSchedulerConf();
|
CapacitySchedulerConfiguration orgConf = getSchedulerConf();
|
||||||
|
|
Loading…
Reference in New Issue