Revert "YARN-9873. Mutation API Config Change updates Version Number. Contributed by Prabhu Joseph"
This reverts commit 4510970e2f
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This commit is contained in:
parent
f209722a19
commit
fb1ecff6a2
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@ -65,12 +65,6 @@ public interface MutableConfigurationProvider {
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*/
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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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/**
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@ -148,13 +148,6 @@ public class FSSchedulerConfigurationStore extends YarnConfigurationStore {
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tempConfigPath = null;
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}
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@Override
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public long getConfigVersion() throws Exception {
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String version = getLatestConfigPath().getName().
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substring(YarnConfiguration.CS_CONFIGURATION_FILE.length() + 1);
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return Long.parseLong(version);
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}
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private void finalizeFileSystemFile() throws IOException {
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// call confirmMutation() make sure tempConfigPath is not null
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Path finalConfigPath = getFinalConfigPath(tempConfigPath);
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@ -33,13 +33,11 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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private Configuration schedConf;
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private LogMutation pendingMutation;
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private long configVersion;
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@Override
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public void initialize(Configuration conf, Configuration schedConf,
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RMContext rmContext) {
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this.schedConf = schedConf;
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this.configVersion = System.currentTimeMillis();
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}
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@Override
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@ -59,7 +57,6 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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}
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}
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}
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this.configVersion = System.currentTimeMillis();
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pendingMutation = null;
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}
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@ -73,11 +70,6 @@ public class InMemoryConfigurationStore extends YarnConfigurationStore {
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return schedConf;
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}
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@Override
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public long getConfigVersion() throws Exception {
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return configVersion;
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}
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@Override
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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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// Unimplemented.
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@ -68,7 +68,6 @@ 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 LOG_KEY = "log";
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private static final String VERSION_KEY = "version";
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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 long maxLogs;
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@ -125,10 +124,6 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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return 1;
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} else if (key2Str.equals(LOG_KEY)) {
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return -1;
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} else if (key1Str.equals(CONF_VERSION_KEY)) {
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return 1;
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} else if (key2Str.equals(CONF_VERSION_KEY)) {
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return -1;
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}
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return key1Str.compareTo(key2Str);
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}
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@ -151,10 +146,6 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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File dbfile = new File(storeRoot.toString());
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try {
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db = JniDBFactory.factory.open(dbfile, options);
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if (db.get(bytes(CONF_VERSION_KEY)) == null) {
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db.put(bytes(CONF_VERSION_KEY),
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bytes(String.valueOf(System.currentTimeMillis())));
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}
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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 database at " + dbfile);
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@ -167,8 +158,6 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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initBatch.put(bytes(kv.getKey()), bytes(kv.getValue()));
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}
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db.write(initBatch);
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db.put(bytes(CONF_VERSION_KEY),
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bytes(String.valueOf(System.currentTimeMillis())));
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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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@ -226,8 +215,6 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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}
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}
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db.write(updateBatch);
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db.put(bytes(CONF_VERSION_KEY),
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bytes(String.valueOf(System.currentTimeMillis())));
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pendingMutation = null;
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}
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@ -263,8 +250,7 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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Map.Entry<byte[], byte[]> entry = itr.next();
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String key = new String(entry.getKey(), StandardCharsets.UTF_8);
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String value = new String(entry.getValue(), StandardCharsets.UTF_8);
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if (key.equals(LOG_KEY) || key.equals(VERSION_KEY) ||
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key.equals(CONF_VERSION_KEY)) {
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if (key.equals(LOG_KEY) || key.equals(VERSION_KEY)) {
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break;
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}
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config.set(key, value);
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@ -272,13 +258,6 @@ public class LeveldbConfigurationStore extends YarnConfigurationStore {
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return config;
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}
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@Override
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public long getConfigVersion() throws Exception {
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String version = new String(db.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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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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return null; // unimplemented
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@ -134,11 +134,6 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
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return new Configuration(schedConf);
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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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public ConfigurationMutationACLPolicy getAclMutationPolicy() {
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return aclMutationPolicy;
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@ -132,12 +132,6 @@ public abstract class YarnConfigurationStore {
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*/
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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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* 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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@ -62,13 +62,11 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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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 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 logsPath;
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private String confStorePath;
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private String fencingNodePath;
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private String confVersionPath;
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@VisibleForTesting
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protected ZKCuratorManager zkManager;
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@ -91,7 +89,6 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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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.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.delete(fencingNodePath);
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@ -102,12 +99,6 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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serializeObject(new LinkedList<LogMutation>()), -1);
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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,
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String.valueOf(System.currentTimeMillis()), -1);
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}
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if (!zkManager.exists(confStorePath)) {
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zkManager.create(confStorePath);
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HashMap<String, String> mapSchedConf = new HashMap<>();
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@ -115,8 +106,6 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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mapSchedConf.put(entry.getKey(), entry.getValue());
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}
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zkManager.setData(confStorePath, serializeObject(mapSchedConf), -1);
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zkManager.setData(confVersionPath,
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String.valueOf(System.currentTimeMillis()), -1);
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}
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}
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@ -196,9 +185,6 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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}
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zkManager.safeSetData(confStorePath, serializeObject(mapConf), -1,
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zkAcl, fencingNodePath);
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zkManager.setData(confVersionPath,
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String.valueOf(System.currentTimeMillis()), -1);
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}
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pendingMutation = null;
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}
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@ -227,11 +213,6 @@ public class ZKConfigurationStore extends YarnConfigurationStore {
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return null;
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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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public List<LogMutation> getConfirmedConfHistory(long fromId) {
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return null; // unimplemented
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@ -51,9 +51,6 @@ public final class RMWSConsts {
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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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/** 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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public static final String SCHEDULER_LOGS = "/scheduler/logs";
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@ -2590,7 +2590,7 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
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}
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} else {
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return Response.status(Status.BAD_REQUEST)
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.entity("Scheduler Configuration format only supported by " +
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.entity("Configuration change only supported by " +
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"MutableConfScheduler.").build();
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}
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}
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@ -2680,38 +2680,6 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
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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();
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return Response.status(Status.OK).entity(configVersion).build();
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} catch (Exception e) {
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LOG.error("Exception thrown when fetching configuration version.", e);
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return Response.status(Status.BAD_REQUEST).entity(e.getMessage())
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.build();
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}
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} else {
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return Response.status(Status.BAD_REQUEST)
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.entity("Configuration Version only supported by "
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+ "MutableConfScheduler.").build();
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}
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}
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@GET
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@Path(RMWSConsts.CHECK_USER_ACCESS_TO_QUEUE)
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@Produces({ MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
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@ -137,21 +137,6 @@ public class TestZKConfigurationStore extends ConfigurationStoreBaseTest {
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assertNull(confStore.retrieve());
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}
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@Test
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public void testGetConfigurationVersion() throws Exception {
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confStore.initialize(conf, schedConf, rmContext);
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long v1 = confStore.getConfigVersion();
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Thread.sleep(2000);
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Map<String, String> update = new HashMap<>();
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update.put("keyver", "valver");
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YarnConfigurationStore.LogMutation mutation =
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new YarnConfigurationStore.LogMutation(update, TEST_USER);
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confStore.logMutation(mutation);
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confStore.confirmMutation(true);
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long v2 = confStore.getConfigVersion();
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assertTrue(v2 > v1);
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}
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@Test
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public void testPersistUpdatedConfiguration() throws Exception {
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confStore.initialize(conf, schedConf, rmContext);
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