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Posted to commits@hive.apache.org by ga...@apache.org on 2018/03/31 01:25:27 UTC
[08/44] hive git commit: HIVE-18755 Modifications to the metastore
for catalogs (Alan Gates, reviewed by Thejas Nair)
http://git-wip-us.apache.org/repos/asf/hive/blob/ba8a99e1/standalone-metastore/src/test/java/org/apache/hadoop/hive/metastore/HiveMetaStoreClientPreCatalog.java
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diff --git a/standalone-metastore/src/test/java/org/apache/hadoop/hive/metastore/HiveMetaStoreClientPreCatalog.java b/standalone-metastore/src/test/java/org/apache/hadoop/hive/metastore/HiveMetaStoreClientPreCatalog.java
new file mode 100644
index 0000000..c1c39bf
--- /dev/null
+++ b/standalone-metastore/src/test/java/org/apache/hadoop/hive/metastore/HiveMetaStoreClientPreCatalog.java
@@ -0,0 +1,3286 @@
+/*
+ * 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.hive.metastore;
+
+import static org.apache.hadoop.hive.metastore.Warehouse.DEFAULT_DATABASE_NAME;
+
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.net.InetAddress;
+import java.net.URI;
+import java.net.UnknownHostException;
+import java.nio.ByteBuffer;
+import java.security.PrivilegedExceptionAction;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.NoSuchElementException;
+import java.util.Random;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import javax.security.auth.login.LoginException;
+
+import org.apache.hadoop.classification.InterfaceAudience;
+import org.apache.hadoop.classification.InterfaceStability;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hive.common.StatsSetupConst;
+import org.apache.hadoop.hive.common.ValidTxnList;
+import org.apache.hadoop.hive.common.ValidTxnWriteIdList;
+import org.apache.hadoop.hive.common.ValidWriteIdList;
+import org.apache.hadoop.hive.metastore.api.*;
+import org.apache.hadoop.hive.metastore.conf.MetastoreConf;
+import org.apache.hadoop.hive.metastore.conf.MetastoreConf.ConfVars;
+import org.apache.hadoop.hive.metastore.hooks.URIResolverHook;
+import org.apache.hadoop.hive.metastore.partition.spec.PartitionSpecProxy;
+import org.apache.hadoop.hive.metastore.security.HadoopThriftAuthBridge;
+import org.apache.hadoop.hive.metastore.txn.TxnUtils;
+import org.apache.hadoop.hive.metastore.utils.JavaUtils;
+import org.apache.hadoop.hive.metastore.utils.MetaStoreUtils;
+import org.apache.hadoop.hive.metastore.utils.ObjectPair;
+import org.apache.hadoop.hive.metastore.utils.SecurityUtils;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.util.ReflectionUtils;
+import org.apache.hadoop.util.StringUtils;
+import org.apache.thrift.TApplicationException;
+import org.apache.thrift.TException;
+import org.apache.thrift.protocol.TBinaryProtocol;
+import org.apache.thrift.protocol.TCompactProtocol;
+import org.apache.thrift.protocol.TProtocol;
+import org.apache.thrift.transport.TFramedTransport;
+import org.apache.thrift.transport.TSocket;
+import org.apache.thrift.transport.TTransport;
+import org.apache.thrift.transport.TTransportException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.Lists;
+
+/**
+ * Hive Metastore Client.
+ * The public implementation of IMetaStoreClient. Methods not inherited from IMetaStoreClient
+ * are not public and can change. Hence this is marked as unstable.
+ * For users who require retry mechanism when the connection between metastore and client is
+ * broken, RetryingMetaStoreClient class should be used.
+ */
+@InterfaceAudience.Public
+@InterfaceStability.Evolving
+public class HiveMetaStoreClientPreCatalog implements IMetaStoreClient, AutoCloseable {
+ /**
+ * Capabilities of the current client. If this client talks to a MetaStore server in a manner
+ * implying the usage of some expanded features that require client-side support that this client
+ * doesn't have (e.g. a getting a table of a new type), it will get back failures when the
+ * capability checking is enabled (the default).
+ */
+ public final static ClientCapabilities VERSION = new ClientCapabilities(
+ Lists.newArrayList(ClientCapability.INSERT_ONLY_TABLES));
+ // Test capability for tests.
+ public final static ClientCapabilities TEST_VERSION = new ClientCapabilities(
+ Lists.newArrayList(ClientCapability.INSERT_ONLY_TABLES, ClientCapability.TEST_CAPABILITY));
+
+ ThriftHiveMetastore.Iface client = null;
+ private TTransport transport = null;
+ private boolean isConnected = false;
+ private URI metastoreUris[];
+ private final HiveMetaHookLoader hookLoader;
+ protected final Configuration conf; // Keep a copy of HiveConf so if Session conf changes, we may need to get a new HMS client.
+ protected boolean fastpath = false;
+ private String tokenStrForm;
+ private final boolean localMetaStore;
+ private final MetaStoreFilterHook filterHook;
+ private final URIResolverHook uriResolverHook;
+ private final int fileMetadataBatchSize;
+
+ private Map<String, String> currentMetaVars;
+
+ private static final AtomicInteger connCount = new AtomicInteger(0);
+
+ // for thrift connects
+ private int retries = 5;
+ private long retryDelaySeconds = 0;
+ private final ClientCapabilities version;
+
+ static final protected Logger LOG = LoggerFactory.getLogger(HiveMetaStoreClientPreCatalog.class);
+
+ public HiveMetaStoreClientPreCatalog(Configuration conf) throws MetaException {
+ this(conf, null, true);
+ }
+
+ public HiveMetaStoreClientPreCatalog(Configuration conf, HiveMetaHookLoader hookLoader) throws MetaException {
+ this(conf, hookLoader, true);
+ }
+
+ public HiveMetaStoreClientPreCatalog(Configuration conf, HiveMetaHookLoader hookLoader, Boolean allowEmbedded)
+ throws MetaException {
+
+ this.hookLoader = hookLoader;
+ if (conf == null) {
+ conf = MetastoreConf.newMetastoreConf();
+ this.conf = conf;
+ } else {
+ this.conf = new Configuration(conf);
+ }
+ version = MetastoreConf.getBoolVar(conf, ConfVars.HIVE_IN_TEST) ? TEST_VERSION : VERSION;
+ filterHook = loadFilterHooks();
+ uriResolverHook = loadUriResolverHook();
+ fileMetadataBatchSize = MetastoreConf.getIntVar(
+ conf, ConfVars.BATCH_RETRIEVE_OBJECTS_MAX);
+
+ String msUri = MetastoreConf.getVar(conf, ConfVars.THRIFT_URIS);
+ localMetaStore = MetastoreConf.isEmbeddedMetaStore(msUri);
+ if (localMetaStore) {
+ if (!allowEmbedded) {
+ throw new MetaException("Embedded metastore is not allowed here. Please configure "
+ + ConfVars.THRIFT_URIS.toString() + "; it is currently set to [" + msUri + "]");
+ }
+ // instantiate the metastore server handler directly instead of connecting
+ // through the network
+ client = HiveMetaStore.newRetryingHMSHandler("hive client", this.conf, true);
+ // Initialize materializations invalidation cache (only for local metastore)
+ MaterializationsInvalidationCache.get().init(conf, (IHMSHandler) client);
+ isConnected = true;
+ snapshotActiveConf();
+ return;
+ }
+
+ // get the number retries
+ retries = MetastoreConf.getIntVar(conf, ConfVars.THRIFT_CONNECTION_RETRIES);
+ retryDelaySeconds = MetastoreConf.getTimeVar(conf,
+ ConfVars.CLIENT_CONNECT_RETRY_DELAY, TimeUnit.SECONDS);
+
+ // user wants file store based configuration
+ if (MetastoreConf.getVar(conf, ConfVars.THRIFT_URIS) != null) {
+ resolveUris();
+ } else {
+ LOG.error("NOT getting uris from conf");
+ throw new MetaException("MetaStoreURIs not found in conf file");
+ }
+
+ //If HADOOP_PROXY_USER is set in env or property,
+ //then need to create metastore client that proxies as that user.
+ String HADOOP_PROXY_USER = "HADOOP_PROXY_USER";
+ String proxyUser = System.getenv(HADOOP_PROXY_USER);
+ if (proxyUser == null) {
+ proxyUser = System.getProperty(HADOOP_PROXY_USER);
+ }
+ //if HADOOP_PROXY_USER is set, create DelegationToken using real user
+ if(proxyUser != null) {
+ LOG.info(HADOOP_PROXY_USER + " is set. Using delegation "
+ + "token for HiveMetaStore connection.");
+ try {
+ UserGroupInformation.getLoginUser().getRealUser().doAs(
+ new PrivilegedExceptionAction<Void>() {
+ @Override
+ public Void run() throws Exception {
+ open();
+ return null;
+ }
+ });
+ String delegationTokenPropString = "DelegationTokenForHiveMetaStoreServer";
+ String delegationTokenStr = getDelegationToken(proxyUser, proxyUser);
+ SecurityUtils.setTokenStr(UserGroupInformation.getCurrentUser(), delegationTokenStr,
+ delegationTokenPropString);
+ MetastoreConf.setVar(this.conf, ConfVars.TOKEN_SIGNATURE, delegationTokenPropString);
+ close();
+ } catch (Exception e) {
+ LOG.error("Error while setting delegation token for " + proxyUser, e);
+ if(e instanceof MetaException) {
+ throw (MetaException)e;
+ } else {
+ throw new MetaException(e.getMessage());
+ }
+ }
+ }
+ // finally open the store
+ open();
+ }
+
+ private void resolveUris() throws MetaException {
+ String metastoreUrisString[] = MetastoreConf.getVar(conf,
+ ConfVars.THRIFT_URIS).split(",");
+
+ List<URI> metastoreURIArray = new ArrayList<URI>();
+ try {
+ int i = 0;
+ for (String s : metastoreUrisString) {
+ URI tmpUri = new URI(s);
+ if (tmpUri.getScheme() == null) {
+ throw new IllegalArgumentException("URI: " + s
+ + " does not have a scheme");
+ }
+ if (uriResolverHook != null) {
+ metastoreURIArray.addAll(uriResolverHook.resolveURI(tmpUri));
+ } else {
+ metastoreURIArray.add(new URI(
+ tmpUri.getScheme(),
+ tmpUri.getUserInfo(),
+ HadoopThriftAuthBridge.getBridge().getCanonicalHostName(tmpUri.getHost()),
+ tmpUri.getPort(),
+ tmpUri.getPath(),
+ tmpUri.getQuery(),
+ tmpUri.getFragment()
+ ));
+ }
+ }
+ metastoreUris = new URI[metastoreURIArray.size()];
+ for (int j = 0; j < metastoreURIArray.size(); j++) {
+ metastoreUris[j] = metastoreURIArray.get(j);
+ }
+
+ if (MetastoreConf.getVar(conf, ConfVars.THRIFT_URI_SELECTION).equalsIgnoreCase("RANDOM")) {
+ List uriList = Arrays.asList(metastoreUris);
+ Collections.shuffle(uriList);
+ metastoreUris = (URI[]) uriList.toArray();
+ }
+ } catch (IllegalArgumentException e) {
+ throw (e);
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ }
+
+
+ private MetaStoreFilterHook loadFilterHooks() throws IllegalStateException {
+ Class<? extends MetaStoreFilterHook> authProviderClass = MetastoreConf.
+ getClass(conf, ConfVars.FILTER_HOOK, DefaultMetaStoreFilterHookImpl.class,
+ MetaStoreFilterHook.class);
+ String msg = "Unable to create instance of " + authProviderClass.getName() + ": ";
+ try {
+ Constructor<? extends MetaStoreFilterHook> constructor =
+ authProviderClass.getConstructor(Configuration.class);
+ return constructor.newInstance(conf);
+ } catch (NoSuchMethodException | SecurityException | IllegalAccessException | InstantiationException | IllegalArgumentException | InvocationTargetException e) {
+ throw new IllegalStateException(msg + e.getMessage(), e);
+ }
+ }
+
+ //multiple clients may initialize the hook at the same time
+ synchronized private URIResolverHook loadUriResolverHook() throws IllegalStateException {
+
+ String uriResolverClassName =
+ MetastoreConf.getAsString(conf, ConfVars.URI_RESOLVER);
+ if (uriResolverClassName.equals("")) {
+ return null;
+ } else {
+ LOG.info("Loading uri resolver" + uriResolverClassName);
+ try {
+ Class<?> uriResolverClass = Class.forName(uriResolverClassName, true,
+ JavaUtils.getClassLoader());
+ return (URIResolverHook) ReflectionUtils.newInstance(uriResolverClass, null);
+ } catch (Exception e) {
+ LOG.error("Exception loading uri resolver hook" + e);
+ return null;
+ }
+ }
+ }
+
+ /**
+ * Swaps the first element of the metastoreUris array with a random element from the
+ * remainder of the array.
+ */
+ private void promoteRandomMetaStoreURI() {
+ if (metastoreUris.length <= 1) {
+ return;
+ }
+ Random rng = new Random();
+ int index = rng.nextInt(metastoreUris.length - 1) + 1;
+ URI tmp = metastoreUris[0];
+ metastoreUris[0] = metastoreUris[index];
+ metastoreUris[index] = tmp;
+ }
+
+ @VisibleForTesting
+ public TTransport getTTransport() {
+ return transport;
+ }
+
+ @Override
+ public boolean isLocalMetaStore() {
+ return localMetaStore;
+ }
+
+ @Override
+ public boolean isCompatibleWith(Configuration conf) {
+ // Make a copy of currentMetaVars, there is a race condition that
+ // currentMetaVars might be changed during the execution of the method
+ Map<String, String> currentMetaVarsCopy = currentMetaVars;
+ if (currentMetaVarsCopy == null) {
+ return false; // recreate
+ }
+ boolean compatible = true;
+ for (ConfVars oneVar : MetastoreConf.metaVars) {
+ // Since metaVars are all of different types, use string for comparison
+ String oldVar = currentMetaVarsCopy.get(oneVar.getVarname());
+ String newVar = MetastoreConf.getAsString(conf, oneVar);
+ if (oldVar == null ||
+ (oneVar.isCaseSensitive() ? !oldVar.equals(newVar) : !oldVar.equalsIgnoreCase(newVar))) {
+ LOG.info("Mestastore configuration " + oneVar.toString() +
+ " changed from " + oldVar + " to " + newVar);
+ compatible = false;
+ }
+ }
+ return compatible;
+ }
+
+ @Override
+ public void setHiveAddedJars(String addedJars) {
+ MetastoreConf.setVar(conf, ConfVars.ADDED_JARS, addedJars);
+ }
+
+ @Override
+ public void reconnect() throws MetaException {
+ if (localMetaStore) {
+ // For direct DB connections we don't yet support reestablishing connections.
+ throw new MetaException("For direct MetaStore DB connections, we don't support retries" +
+ " at the client level.");
+ } else {
+ close();
+
+ if (uriResolverHook != null) {
+ //for dynamic uris, re-lookup if there are new metastore locations
+ resolveUris();
+ }
+
+ if (MetastoreConf.getVar(conf, ConfVars.THRIFT_URI_SELECTION).equalsIgnoreCase("RANDOM")) {
+ // Swap the first element of the metastoreUris[] with a random element from the rest
+ // of the array. Rationale being that this method will generally be called when the default
+ // connection has died and the default connection is likely to be the first array element.
+ promoteRandomMetaStoreURI();
+ }
+ open();
+ }
+ }
+
+ /**
+ * @param dbname
+ * @param tbl_name
+ * @param new_tbl
+ * @throws InvalidOperationException
+ * @throws MetaException
+ * @throws TException
+ * @see
+ * org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#alter_table(
+ * java.lang.String, java.lang.String,
+ * org.apache.hadoop.hive.metastore.api.Table)
+ */
+ @Override
+ public void alter_table(String dbname, String tbl_name, Table new_tbl)
+ throws InvalidOperationException, MetaException, TException {
+ alter_table_with_environmentContext(dbname, tbl_name, new_tbl, null);
+ }
+
+ @Override
+ public void alter_table(String defaultDatabaseName, String tblName, Table table,
+ boolean cascade) throws InvalidOperationException, MetaException, TException {
+ EnvironmentContext environmentContext = new EnvironmentContext();
+ if (cascade) {
+ environmentContext.putToProperties(StatsSetupConst.CASCADE, StatsSetupConst.TRUE);
+ }
+ alter_table_with_environmentContext(defaultDatabaseName, tblName, table, environmentContext);
+ }
+
+ @Override
+ public void alter_table_with_environmentContext(String dbname, String tbl_name, Table new_tbl,
+ EnvironmentContext envContext) throws InvalidOperationException, MetaException, TException {
+ client.alter_table_with_environment_context(dbname, tbl_name, new_tbl, envContext);
+ }
+
+ /**
+ * @param dbname
+ * @param name
+ * @param part_vals
+ * @param newPart
+ * @throws InvalidOperationException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#rename_partition(
+ * java.lang.String, java.lang.String, java.util.List, org.apache.hadoop.hive.metastore.api.Partition)
+ */
+ @Override
+ public void renamePartition(final String dbname, final String name, final List<String> part_vals, final Partition newPart)
+ throws InvalidOperationException, MetaException, TException {
+ client.rename_partition(dbname, name, part_vals, newPart);
+ }
+
+ private void open() throws MetaException {
+ isConnected = false;
+ TTransportException tte = null;
+ boolean useSSL = MetastoreConf.getBoolVar(conf, ConfVars.USE_SSL);
+ boolean useSasl = MetastoreConf.getBoolVar(conf, ConfVars.USE_THRIFT_SASL);
+ boolean useFramedTransport = MetastoreConf.getBoolVar(conf, ConfVars.USE_THRIFT_FRAMED_TRANSPORT);
+ boolean useCompactProtocol = MetastoreConf.getBoolVar(conf, ConfVars.USE_THRIFT_COMPACT_PROTOCOL);
+ int clientSocketTimeout = (int) MetastoreConf.getTimeVar(conf,
+ ConfVars.CLIENT_SOCKET_TIMEOUT, TimeUnit.MILLISECONDS);
+
+ for (int attempt = 0; !isConnected && attempt < retries; ++attempt) {
+ for (URI store : metastoreUris) {
+ LOG.info("Trying to connect to metastore with URI " + store);
+
+ try {
+ if (useSSL) {
+ try {
+ String trustStorePath = MetastoreConf.getVar(conf, ConfVars.SSL_TRUSTSTORE_PATH).trim();
+ if (trustStorePath.isEmpty()) {
+ throw new IllegalArgumentException(ConfVars.SSL_TRUSTSTORE_PATH.toString()
+ + " Not configured for SSL connection");
+ }
+ String trustStorePassword =
+ MetastoreConf.getPassword(conf, MetastoreConf.ConfVars.SSL_TRUSTSTORE_PASSWORD);
+
+ // Create an SSL socket and connect
+ transport = SecurityUtils.getSSLSocket(store.getHost(), store.getPort(), clientSocketTimeout,
+ trustStorePath, trustStorePassword );
+ LOG.info("Opened an SSL connection to metastore, current connections: " + connCount.incrementAndGet());
+ } catch(IOException e) {
+ throw new IllegalArgumentException(e);
+ } catch(TTransportException e) {
+ tte = e;
+ throw new MetaException(e.toString());
+ }
+ } else {
+ transport = new TSocket(store.getHost(), store.getPort(), clientSocketTimeout);
+ }
+
+ if (useSasl) {
+ // Wrap thrift connection with SASL for secure connection.
+ try {
+ HadoopThriftAuthBridge.Client authBridge =
+ HadoopThriftAuthBridge.getBridge().createClient();
+
+ // check if we should use delegation tokens to authenticate
+ // the call below gets hold of the tokens if they are set up by hadoop
+ // this should happen on the map/reduce tasks if the client added the
+ // tokens into hadoop's credential store in the front end during job
+ // submission.
+ String tokenSig = MetastoreConf.getVar(conf, ConfVars.TOKEN_SIGNATURE);
+ // tokenSig could be null
+ tokenStrForm = SecurityUtils.getTokenStrForm(tokenSig);
+
+ if(tokenStrForm != null) {
+ LOG.info("HMSC::open(): Found delegation token. Creating DIGEST-based thrift connection.");
+ // authenticate using delegation tokens via the "DIGEST" mechanism
+ transport = authBridge.createClientTransport(null, store.getHost(),
+ "DIGEST", tokenStrForm, transport,
+ MetaStoreUtils.getMetaStoreSaslProperties(conf, useSSL));
+ } else {
+ LOG.info("HMSC::open(): Could not find delegation token. Creating KERBEROS-based thrift connection.");
+ String principalConfig =
+ MetastoreConf.getVar(conf, ConfVars.KERBEROS_PRINCIPAL);
+ transport = authBridge.createClientTransport(
+ principalConfig, store.getHost(), "KERBEROS", null,
+ transport, MetaStoreUtils.getMetaStoreSaslProperties(conf, useSSL));
+ }
+ } catch (IOException ioe) {
+ LOG.error("Couldn't create client transport", ioe);
+ throw new MetaException(ioe.toString());
+ }
+ } else {
+ if (useFramedTransport) {
+ transport = new TFramedTransport(transport);
+ }
+ }
+
+ final TProtocol protocol;
+ if (useCompactProtocol) {
+ protocol = new TCompactProtocol(transport);
+ } else {
+ protocol = new TBinaryProtocol(transport);
+ }
+ client = new ThriftHiveMetastore.Client(protocol);
+ try {
+ if (!transport.isOpen()) {
+ transport.open();
+ LOG.info("Opened a connection to metastore, current connections: " + connCount.incrementAndGet());
+ }
+ isConnected = true;
+ } catch (TTransportException e) {
+ tte = e;
+ if (LOG.isDebugEnabled()) {
+ LOG.warn("Failed to connect to the MetaStore Server...", e);
+ } else {
+ // Don't print full exception trace if DEBUG is not on.
+ LOG.warn("Failed to connect to the MetaStore Server...");
+ }
+ }
+
+ if (isConnected && !useSasl && MetastoreConf.getBoolVar(conf, ConfVars.EXECUTE_SET_UGI)){
+ // Call set_ugi, only in unsecure mode.
+ try {
+ UserGroupInformation ugi = SecurityUtils.getUGI();
+ client.set_ugi(ugi.getUserName(), Arrays.asList(ugi.getGroupNames()));
+ } catch (LoginException e) {
+ LOG.warn("Failed to do login. set_ugi() is not successful, " +
+ "Continuing without it.", e);
+ } catch (IOException e) {
+ LOG.warn("Failed to find ugi of client set_ugi() is not successful, " +
+ "Continuing without it.", e);
+ } catch (TException e) {
+ LOG.warn("set_ugi() not successful, Likely cause: new client talking to old server. "
+ + "Continuing without it.", e);
+ }
+ }
+ } catch (MetaException e) {
+ LOG.error("Unable to connect to metastore with URI " + store
+ + " in attempt " + attempt, e);
+ }
+ if (isConnected) {
+ break;
+ }
+ }
+ // Wait before launching the next round of connection retries.
+ if (!isConnected && retryDelaySeconds > 0) {
+ try {
+ LOG.info("Waiting " + retryDelaySeconds + " seconds before next connection attempt.");
+ Thread.sleep(retryDelaySeconds * 1000);
+ } catch (InterruptedException ignore) {}
+ }
+ }
+
+ if (!isConnected) {
+ throw new MetaException("Could not connect to meta store using any of the URIs provided." +
+ " Most recent failure: " + StringUtils.stringifyException(tte));
+ }
+
+ snapshotActiveConf();
+
+ LOG.info("Connected to metastore.");
+ }
+
+ private void snapshotActiveConf() {
+ currentMetaVars = new HashMap<>(MetastoreConf.metaVars.length);
+ for (ConfVars oneVar : MetastoreConf.metaVars) {
+ currentMetaVars.put(oneVar.getVarname(), MetastoreConf.getAsString(conf, oneVar));
+ }
+ }
+
+ @Override
+ public String getTokenStrForm() throws IOException {
+ return tokenStrForm;
+ }
+
+ @Override
+ public void close() {
+ isConnected = false;
+ currentMetaVars = null;
+ try {
+ if (null != client) {
+ client.shutdown();
+ }
+ } catch (TException e) {
+ LOG.debug("Unable to shutdown metastore client. Will try closing transport directly.", e);
+ }
+ // Transport would have got closed via client.shutdown(), so we dont need this, but
+ // just in case, we make this call.
+ if ((transport != null) && transport.isOpen()) {
+ transport.close();
+ LOG.info("Closed a connection to metastore, current connections: " + connCount.decrementAndGet());
+ }
+ }
+
+ @Override
+ public void setMetaConf(String key, String value) throws TException {
+ client.setMetaConf(key, value);
+ }
+
+ @Override
+ public String getMetaConf(String key) throws TException {
+ return client.getMetaConf(key);
+ }
+
+ /**
+ * @param new_part
+ * @return the added partition
+ * @throws InvalidObjectException
+ * @throws AlreadyExistsException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#add_partition(org.apache.hadoop.hive.metastore.api.Partition)
+ */
+ @Override
+ public Partition add_partition(Partition new_part) throws TException {
+ return add_partition(new_part, null);
+ }
+
+ public Partition add_partition(Partition new_part, EnvironmentContext envContext)
+ throws TException {
+ Partition p = client.add_partition_with_environment_context(new_part, envContext);
+ return fastpath ? p : deepCopy(p);
+ }
+
+ /**
+ * @param new_parts
+ * @throws InvalidObjectException
+ * @throws AlreadyExistsException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#add_partitions(List)
+ */
+ @Override
+ public int add_partitions(List<Partition> new_parts) throws TException {
+ return client.add_partitions(new_parts);
+ }
+
+ @Override
+ public List<Partition> add_partitions(
+ List<Partition> parts, boolean ifNotExists, boolean needResults) throws TException {
+ if (parts.isEmpty()) {
+ return needResults ? new ArrayList<>() : null;
+ }
+ Partition part = parts.get(0);
+ AddPartitionsRequest req = new AddPartitionsRequest(
+ part.getDbName(), part.getTableName(), parts, ifNotExists);
+ req.setNeedResult(needResults);
+ AddPartitionsResult result = client.add_partitions_req(req);
+ return needResults ? filterHook.filterPartitions(result.getPartitions()) : null;
+ }
+
+ @Override
+ public int add_partitions_pspec(PartitionSpecProxy partitionSpec) throws TException {
+ return client.add_partitions_pspec(partitionSpec.toPartitionSpec());
+ }
+
+ /**
+ * @param table_name
+ * @param db_name
+ * @param part_vals
+ * @return the appended partition
+ * @throws InvalidObjectException
+ * @throws AlreadyExistsException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#append_partition(java.lang.String,
+ * java.lang.String, java.util.List)
+ */
+ @Override
+ public Partition appendPartition(String db_name, String table_name,
+ List<String> part_vals) throws TException {
+ return appendPartition(db_name, table_name, part_vals, null);
+ }
+
+ public Partition appendPartition(String db_name, String table_name, List<String> part_vals,
+ EnvironmentContext envContext) throws TException {
+ Partition p = client.append_partition_with_environment_context(db_name, table_name,
+ part_vals, envContext);
+ return fastpath ? p : deepCopy(p);
+ }
+
+ @Override
+ public Partition appendPartition(String dbName, String tableName, String partName)
+ throws TException {
+ return appendPartition(dbName, tableName, partName, (EnvironmentContext)null);
+ }
+
+ public Partition appendPartition(String dbName, String tableName, String partName,
+ EnvironmentContext envContext) throws TException {
+ Partition p = client.append_partition_by_name_with_environment_context(dbName, tableName,
+ partName, envContext);
+ return fastpath ? p : deepCopy(p);
+ }
+
+ /**
+ * Exchange the partition between two tables
+ * @param partitionSpecs partitions specs of the parent partition to be exchanged
+ * @param destDb the db of the destination table
+ * @param destinationTableName the destination table name
+ * @return new partition after exchanging
+ */
+ @Override
+ public Partition exchange_partition(Map<String, String> partitionSpecs,
+ String sourceDb, String sourceTable, String destDb,
+ String destinationTableName) throws MetaException,
+ NoSuchObjectException, InvalidObjectException, TException {
+ return client.exchange_partition(partitionSpecs, sourceDb, sourceTable,
+ destDb, destinationTableName);
+ }
+
+ /**
+ * Exchange the partitions between two tables
+ * @param partitionSpecs partitions specs of the parent partition to be exchanged
+ * @param destDb the db of the destination table
+ * @param destinationTableName the destination table name
+ * @return new partitions after exchanging
+ */
+ @Override
+ public List<Partition> exchange_partitions(Map<String, String> partitionSpecs,
+ String sourceDb, String sourceTable, String destDb,
+ String destinationTableName) throws MetaException,
+ NoSuchObjectException, InvalidObjectException, TException {
+ return client.exchange_partitions(partitionSpecs, sourceDb, sourceTable,
+ destDb, destinationTableName);
+ }
+
+ @Override
+ public void validatePartitionNameCharacters(List<String> partVals)
+ throws TException, MetaException {
+ client.partition_name_has_valid_characters(partVals, true);
+ }
+
+ /**
+ * Create a new Database
+ * @param db
+ * @throws AlreadyExistsException
+ * @throws InvalidObjectException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#create_database(Database)
+ */
+ @Override
+ public void createDatabase(Database db)
+ throws AlreadyExistsException, InvalidObjectException, MetaException, TException {
+ client.create_database(db);
+ }
+
+ /**
+ * @param tbl
+ * @throws MetaException
+ * @throws NoSuchObjectException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#create_table(org.apache.hadoop.hive.metastore.api.Table)
+ */
+ @Override
+ public void createTable(Table tbl) throws AlreadyExistsException,
+ InvalidObjectException, MetaException, NoSuchObjectException, TException {
+ createTable(tbl, null);
+ }
+
+ public void createTable(Table tbl, EnvironmentContext envContext) throws AlreadyExistsException,
+ InvalidObjectException, MetaException, NoSuchObjectException, TException {
+ HiveMetaHook hook = getHook(tbl);
+ if (hook != null) {
+ hook.preCreateTable(tbl);
+ }
+ boolean success = false;
+ try {
+ // Subclasses can override this step (for example, for temporary tables)
+ create_table_with_environment_context(tbl, envContext);
+ if (hook != null) {
+ hook.commitCreateTable(tbl);
+ }
+ success = true;
+ }
+ finally {
+ if (!success && (hook != null)) {
+ try {
+ hook.rollbackCreateTable(tbl);
+ } catch (Exception e){
+ LOG.error("Create rollback failed with", e);
+ }
+ }
+ }
+ }
+
+ @Override
+ public void createTableWithConstraints(Table tbl,
+ List<SQLPrimaryKey> primaryKeys, List<SQLForeignKey> foreignKeys,
+ List<SQLUniqueConstraint> uniqueConstraints,
+ List<SQLNotNullConstraint> notNullConstraints,
+ List<SQLDefaultConstraint> defaultConstraints,
+ List<SQLCheckConstraint> checkConstraints)
+ throws AlreadyExistsException, InvalidObjectException,
+ MetaException, NoSuchObjectException, TException {
+ HiveMetaHook hook = getHook(tbl);
+ if (hook != null) {
+ hook.preCreateTable(tbl);
+ }
+ boolean success = false;
+ try {
+ // Subclasses can override this step (for example, for temporary tables)
+ client.create_table_with_constraints(tbl, primaryKeys, foreignKeys,
+ uniqueConstraints, notNullConstraints, defaultConstraints, checkConstraints);
+ if (hook != null) {
+ hook.commitCreateTable(tbl);
+ }
+ success = true;
+ } finally {
+ if (!success && (hook != null)) {
+ hook.rollbackCreateTable(tbl);
+ }
+ }
+ }
+
+ @Override
+ public void dropConstraint(String dbName, String tableName, String constraintName) throws
+ NoSuchObjectException, MetaException, TException {
+ client.drop_constraint(new DropConstraintRequest(dbName, tableName, constraintName));
+ }
+
+ @Override
+ public void addPrimaryKey(List<SQLPrimaryKey> primaryKeyCols) throws
+ NoSuchObjectException, MetaException, TException {
+ client.add_primary_key(new AddPrimaryKeyRequest(primaryKeyCols));
+ }
+
+ @Override
+ public void addForeignKey(List<SQLForeignKey> foreignKeyCols) throws
+ NoSuchObjectException, MetaException, TException {
+ client.add_foreign_key(new AddForeignKeyRequest(foreignKeyCols));
+ }
+
+ @Override
+ public void addUniqueConstraint(List<SQLUniqueConstraint> uniqueConstraintCols) throws
+ NoSuchObjectException, MetaException, TException {
+ client.add_unique_constraint(new AddUniqueConstraintRequest(uniqueConstraintCols));
+ }
+
+ @Override
+ public void addNotNullConstraint(List<SQLNotNullConstraint> notNullConstraintCols) throws
+ NoSuchObjectException, MetaException, TException {
+ client.add_not_null_constraint(new AddNotNullConstraintRequest(notNullConstraintCols));
+ }
+
+ @Override
+ public void addDefaultConstraint(List<SQLDefaultConstraint> defaultConstraints) throws
+ NoSuchObjectException, MetaException, TException {
+ client.add_default_constraint(new AddDefaultConstraintRequest(defaultConstraints));
+ }
+
+ @Override
+ public void addCheckConstraint(List<SQLCheckConstraint> checkConstraints) throws MetaException,
+ NoSuchObjectException, TException {
+ client.add_check_constraint(new AddCheckConstraintRequest(checkConstraints));
+ }
+
+ /**
+ * @param type
+ * @return true or false
+ * @throws AlreadyExistsException
+ * @throws InvalidObjectException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#create_type(org.apache.hadoop.hive.metastore.api.Type)
+ */
+ public boolean createType(Type type) throws AlreadyExistsException,
+ InvalidObjectException, MetaException, TException {
+ return client.create_type(type);
+ }
+
+ /**
+ * @param name
+ * @throws NoSuchObjectException
+ * @throws InvalidOperationException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#drop_database(java.lang.String, boolean, boolean)
+ */
+ @Override
+ public void dropDatabase(String name)
+ throws NoSuchObjectException, InvalidOperationException, MetaException, TException {
+ dropDatabase(name, true, false, false);
+ }
+
+ @Override
+ public void dropDatabase(String name, boolean deleteData, boolean ignoreUnknownDb)
+ throws NoSuchObjectException, InvalidOperationException, MetaException, TException {
+ dropDatabase(name, deleteData, ignoreUnknownDb, false);
+ }
+
+ @Override
+ public void dropDatabase(String name, boolean deleteData, boolean ignoreUnknownDb, boolean cascade)
+ throws NoSuchObjectException, InvalidOperationException, MetaException, TException {
+ try {
+ getDatabase(name);
+ } catch (NoSuchObjectException e) {
+ if (!ignoreUnknownDb) {
+ throw e;
+ }
+ return;
+ }
+
+ if (cascade) {
+ List<String> tableList = getAllTables(name);
+ for (String table : tableList) {
+ try {
+ // Subclasses can override this step (for example, for temporary tables)
+ dropTable(name, table, deleteData, true);
+ } catch (UnsupportedOperationException e) {
+ // Ignore Index tables, those will be dropped with parent tables
+ }
+ }
+ }
+ client.drop_database(name, deleteData, cascade);
+ }
+
+ /**
+ * @param tbl_name
+ * @param db_name
+ * @param part_vals
+ * @return true or false
+ * @throws NoSuchObjectException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#drop_partition(java.lang.String,
+ * java.lang.String, java.util.List, boolean)
+ */
+ public boolean dropPartition(String db_name, String tbl_name,
+ List<String> part_vals) throws NoSuchObjectException, MetaException,
+ TException {
+ return dropPartition(db_name, tbl_name, part_vals, true, null);
+ }
+
+ public boolean dropPartition(String db_name, String tbl_name, List<String> part_vals,
+ EnvironmentContext env_context) throws NoSuchObjectException, MetaException, TException {
+ return dropPartition(db_name, tbl_name, part_vals, true, env_context);
+ }
+
+ @Override
+ public boolean dropPartition(String dbName, String tableName, String partName, boolean deleteData)
+ throws NoSuchObjectException, MetaException, TException {
+ return dropPartition(dbName, tableName, partName, deleteData, null);
+ }
+
+ private static EnvironmentContext getEnvironmentContextWithIfPurgeSet() {
+ Map<String, String> warehouseOptions = new HashMap<>();
+ warehouseOptions.put("ifPurge", "TRUE");
+ return new EnvironmentContext(warehouseOptions);
+ }
+
+ /*
+ public boolean dropPartition(String dbName, String tableName, String partName, boolean deleteData, boolean ifPurge)
+ throws NoSuchObjectException, MetaException, TException {
+
+ return dropPartition(dbName, tableName, partName, deleteData,
+ ifPurge? getEnvironmentContextWithIfPurgeSet() : null);
+ }
+ */
+
+ public boolean dropPartition(String dbName, String tableName, String partName, boolean deleteData,
+ EnvironmentContext envContext) throws NoSuchObjectException, MetaException, TException {
+ return client.drop_partition_by_name_with_environment_context(dbName, tableName, partName,
+ deleteData, envContext);
+ }
+
+ /**
+ * @param db_name
+ * @param tbl_name
+ * @param part_vals
+ * @param deleteData
+ * delete the underlying data or just delete the table in metadata
+ * @return true or false
+ * @throws NoSuchObjectException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#drop_partition(java.lang.String,
+ * java.lang.String, java.util.List, boolean)
+ */
+ @Override
+ public boolean dropPartition(String db_name, String tbl_name,
+ List<String> part_vals, boolean deleteData) throws NoSuchObjectException,
+ MetaException, TException {
+ return dropPartition(db_name, tbl_name, part_vals, deleteData, null);
+ }
+
+ @Override
+ public boolean dropPartition(String db_name, String tbl_name,
+ List<String> part_vals, PartitionDropOptions options) throws TException {
+ return dropPartition(db_name, tbl_name, part_vals, options.deleteData,
+ options.purgeData? getEnvironmentContextWithIfPurgeSet() : null);
+ }
+
+ public boolean dropPartition(String db_name, String tbl_name, List<String> part_vals,
+ boolean deleteData, EnvironmentContext envContext) throws NoSuchObjectException,
+ MetaException, TException {
+ return client.drop_partition_with_environment_context(db_name, tbl_name, part_vals, deleteData,
+ envContext);
+ }
+
+ @Override
+ public List<Partition> dropPartitions(String dbName, String tblName,
+ List<ObjectPair<Integer, byte[]>> partExprs, PartitionDropOptions options)
+ throws TException {
+ RequestPartsSpec rps = new RequestPartsSpec();
+ List<DropPartitionsExpr> exprs = new ArrayList<>(partExprs.size());
+ for (ObjectPair<Integer, byte[]> partExpr : partExprs) {
+ DropPartitionsExpr dpe = new DropPartitionsExpr();
+ dpe.setExpr(partExpr.getSecond());
+ dpe.setPartArchiveLevel(partExpr.getFirst());
+ exprs.add(dpe);
+ }
+ rps.setExprs(exprs);
+ DropPartitionsRequest req = new DropPartitionsRequest(dbName, tblName, rps);
+ req.setDeleteData(options.deleteData);
+ req.setNeedResult(options.returnResults);
+ req.setIfExists(options.ifExists);
+ if (options.purgeData) {
+ LOG.info("Dropped partitions will be purged!");
+ req.setEnvironmentContext(getEnvironmentContextWithIfPurgeSet());
+ }
+ return client.drop_partitions_req(req).getPartitions();
+ }
+
+ @Override
+ public List<Partition> dropPartitions(String dbName, String tblName,
+ List<ObjectPair<Integer, byte[]>> partExprs, boolean deleteData,
+ boolean ifExists, boolean needResult) throws NoSuchObjectException, MetaException, TException {
+
+ return dropPartitions(dbName, tblName, partExprs,
+ PartitionDropOptions.instance()
+ .deleteData(deleteData)
+ .ifExists(ifExists)
+ .returnResults(needResult));
+
+ }
+
+ @Override
+ public List<Partition> dropPartitions(String dbName, String tblName,
+ List<ObjectPair<Integer, byte[]>> partExprs, boolean deleteData,
+ boolean ifExists) throws NoSuchObjectException, MetaException, TException {
+ // By default, we need the results from dropPartitions();
+ return dropPartitions(dbName, tblName, partExprs,
+ PartitionDropOptions.instance()
+ .deleteData(deleteData)
+ .ifExists(ifExists));
+ }
+
+ /**
+ * {@inheritDoc}
+ * @see #dropTable(String, String, boolean, boolean, EnvironmentContext)
+ */
+ @Override
+ public void dropTable(String dbname, String name, boolean deleteData,
+ boolean ignoreUnknownTab) throws MetaException, TException,
+ NoSuchObjectException, UnsupportedOperationException {
+ dropTable(dbname, name, deleteData, ignoreUnknownTab, null);
+ }
+
+ /**
+ * Drop the table and choose whether to save the data in the trash.
+ * @param ifPurge completely purge the table (skipping trash) while removing
+ * data from warehouse
+ * @see #dropTable(String, String, boolean, boolean, EnvironmentContext)
+ */
+ @Override
+ public void dropTable(String dbname, String name, boolean deleteData,
+ boolean ignoreUnknownTab, boolean ifPurge)
+ throws MetaException, TException, NoSuchObjectException, UnsupportedOperationException {
+ //build new environmentContext with ifPurge;
+ EnvironmentContext envContext = null;
+ if(ifPurge){
+ Map<String, String> warehouseOptions;
+ warehouseOptions = new HashMap<>();
+ warehouseOptions.put("ifPurge", "TRUE");
+ envContext = new EnvironmentContext(warehouseOptions);
+ }
+ dropTable(dbname, name, deleteData, ignoreUnknownTab, envContext);
+ }
+
+ /**
+ * @see #dropTable(String, String, boolean, boolean, EnvironmentContext)
+ */
+ @Override
+ public void dropTable(String dbname, String name)
+ throws NoSuchObjectException, MetaException, TException {
+ dropTable(dbname, name, true, true, null);
+ }
+
+ /**
+ * Drop the table and choose whether to: delete the underlying table data;
+ * throw if the table doesn't exist; save the data in the trash.
+ *
+ * @param dbname
+ * @param name
+ * @param deleteData
+ * delete the underlying data or just delete the table in metadata
+ * @param ignoreUnknownTab
+ * don't throw if the requested table doesn't exist
+ * @param envContext
+ * for communicating with thrift
+ * @throws MetaException
+ * could not drop table properly
+ * @throws NoSuchObjectException
+ * the table wasn't found
+ * @throws TException
+ * a thrift communication error occurred
+ * @throws UnsupportedOperationException
+ * dropping an index table is not allowed
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#drop_table(java.lang.String,
+ * java.lang.String, boolean)
+ */
+ public void dropTable(String dbname, String name, boolean deleteData,
+ boolean ignoreUnknownTab, EnvironmentContext envContext) throws MetaException, TException,
+ NoSuchObjectException, UnsupportedOperationException {
+ Table tbl;
+ try {
+ tbl = getTable(dbname, name);
+ } catch (NoSuchObjectException e) {
+ if (!ignoreUnknownTab) {
+ throw e;
+ }
+ return;
+ }
+ HiveMetaHook hook = getHook(tbl);
+ if (hook != null) {
+ hook.preDropTable(tbl);
+ }
+ boolean success = false;
+ try {
+ drop_table_with_environment_context(dbname, name, deleteData, envContext);
+ if (hook != null) {
+ hook.commitDropTable(tbl, deleteData || (envContext != null && "TRUE".equals(envContext.getProperties().get("ifPurge"))));
+ }
+ success=true;
+ } catch (NoSuchObjectException e) {
+ if (!ignoreUnknownTab) {
+ throw e;
+ }
+ } finally {
+ if (!success && (hook != null)) {
+ hook.rollbackDropTable(tbl);
+ }
+ }
+ }
+
+ /**
+ * Truncate the table/partitions in the DEFAULT database.
+ * @param dbName
+ * The db to which the table to be truncate belongs to
+ * @param tableName
+ * The table to truncate
+ * @param partNames
+ * List of partitions to truncate. NULL will truncate the whole table/all partitions
+ * @throws MetaException
+ * @throws TException
+ * Could not truncate table properly.
+ */
+ @Override
+ public void truncateTable(String dbName, String tableName, List<String> partNames) throws MetaException, TException {
+ client.truncate_table(dbName, tableName, partNames);
+ }
+
+ /**
+ * Recycles the files recursively from the input path to the cmroot directory either by copying or moving it.
+ *
+ * @param request Inputs for path of the data files to be recycled to cmroot and
+ * isPurge flag when set to true files which needs to be recycled are not moved to Trash
+ * @return Response which is currently void
+ */
+ @Override
+ public CmRecycleResponse recycleDirToCmPath(CmRecycleRequest request) throws MetaException, TException {
+ return client.cm_recycle(request);
+ }
+
+ /**
+ * @param type
+ * @return true if the type is dropped
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#drop_type(java.lang.String)
+ */
+ public boolean dropType(String type) throws NoSuchObjectException, MetaException, TException {
+ return client.drop_type(type);
+ }
+
+ /**
+ * @param name
+ * @return map of types
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_type_all(java.lang.String)
+ */
+ public Map<String, Type> getTypeAll(String name) throws MetaException,
+ TException {
+ Map<String, Type> result = null;
+ Map<String, Type> fromClient = client.get_type_all(name);
+ if (fromClient != null) {
+ result = new LinkedHashMap<>();
+ for (String key : fromClient.keySet()) {
+ result.put(key, deepCopy(fromClient.get(key)));
+ }
+ }
+ return result;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getDatabases(String databasePattern)
+ throws MetaException {
+ try {
+ return filterHook.filterDatabases(client.get_databases(databasePattern));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getAllDatabases() throws MetaException {
+ try {
+ return filterHook.filterDatabases(client.get_all_databases());
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ /**
+ * @param tbl_name
+ * @param db_name
+ * @param max_parts
+ * @return list of partitions
+ * @throws NoSuchObjectException
+ * @throws MetaException
+ * @throws TException
+ */
+ @Override
+ public List<Partition> listPartitions(String db_name, String tbl_name,
+ short max_parts) throws NoSuchObjectException, MetaException, TException {
+ List<Partition> parts = client.get_partitions(db_name, tbl_name, max_parts);
+ return fastpath ? parts : deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ @Override
+ public PartitionSpecProxy listPartitionSpecs(String dbName, String tableName, int maxParts) throws TException {
+ return PartitionSpecProxy.Factory.get(filterHook.filterPartitionSpecs(
+ client.get_partitions_pspec(dbName, tableName, maxParts)));
+ }
+
+ @Override
+ public List<Partition> listPartitions(String db_name, String tbl_name,
+ List<String> part_vals, short max_parts)
+ throws NoSuchObjectException, MetaException, TException {
+ List<Partition> parts = client.get_partitions_ps(db_name, tbl_name, part_vals, max_parts);
+ return fastpath ? parts : deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ @Override
+ public List<Partition> listPartitionsWithAuthInfo(String db_name,
+ String tbl_name, short max_parts, String user_name, List<String> group_names)
+ throws NoSuchObjectException, MetaException, TException {
+ List<Partition> parts = client.get_partitions_with_auth(db_name, tbl_name, max_parts,
+ user_name, group_names);
+ return fastpath ? parts :deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ @Override
+ public List<Partition> listPartitionsWithAuthInfo(String db_name,
+ String tbl_name, List<String> part_vals, short max_parts,
+ String user_name, List<String> group_names) throws NoSuchObjectException,
+ MetaException, TException {
+ List<Partition> parts = client.get_partitions_ps_with_auth(db_name,
+ tbl_name, part_vals, max_parts, user_name, group_names);
+ return fastpath ? parts : deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ /**
+ * Get list of partitions matching specified filter
+ * @param db_name the database name
+ * @param tbl_name the table name
+ * @param filter the filter string,
+ * for example "part1 = \"p1_abc\" and part2 <= "\p2_test\"". Filtering can
+ * be done only on string partition keys.
+ * @param max_parts the maximum number of partitions to return,
+ * all partitions are returned if -1 is passed
+ * @return list of partitions
+ * @throws MetaException
+ * @throws NoSuchObjectException
+ * @throws TException
+ */
+ @Override
+ public List<Partition> listPartitionsByFilter(String db_name, String tbl_name,
+ String filter, short max_parts) throws MetaException,
+ NoSuchObjectException, TException {
+ List<Partition> parts = client.get_partitions_by_filter(db_name, tbl_name, filter, max_parts);
+ return fastpath ? parts :deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ @Override
+ public PartitionSpecProxy listPartitionSpecsByFilter(String db_name, String tbl_name,
+ String filter, int max_parts) throws MetaException,
+ NoSuchObjectException, TException {
+ return PartitionSpecProxy.Factory.get(filterHook.filterPartitionSpecs(
+ client.get_part_specs_by_filter(db_name, tbl_name, filter, max_parts)));
+ }
+
+ @Override
+ public boolean listPartitionsByExpr(String db_name, String tbl_name, byte[] expr,
+ String default_partition_name, short max_parts, List<Partition> result)
+ throws TException {
+ assert result != null;
+ PartitionsByExprRequest req = new PartitionsByExprRequest(
+ db_name, tbl_name, ByteBuffer.wrap(expr));
+ if (default_partition_name != null) {
+ req.setDefaultPartitionName(default_partition_name);
+ }
+ if (max_parts >= 0) {
+ req.setMaxParts(max_parts);
+ }
+ PartitionsByExprResult r;
+ try {
+ r = client.get_partitions_by_expr(req);
+ } catch (TApplicationException te) {
+ // TODO: backward compat for Hive <= 0.12. Can be removed later.
+ if (te.getType() != TApplicationException.UNKNOWN_METHOD
+ && te.getType() != TApplicationException.WRONG_METHOD_NAME) {
+ throw te;
+ }
+ throw new IncompatibleMetastoreException(
+ "Metastore doesn't support listPartitionsByExpr: " + te.getMessage());
+ }
+ if (fastpath) {
+ result.addAll(r.getPartitions());
+ } else {
+ r.setPartitions(filterHook.filterPartitions(r.getPartitions()));
+ // TODO: in these methods, do we really need to deepcopy?
+ deepCopyPartitions(r.getPartitions(), result);
+ }
+ return !r.isSetHasUnknownPartitions() || r.isHasUnknownPartitions(); // Assume the worst.
+ }
+
+ /**
+ * @param name
+ * @return the database
+ * @throws NoSuchObjectException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_database(java.lang.String)
+ */
+ @Override
+ public Database getDatabase(String name) throws NoSuchObjectException,
+ MetaException, TException {
+ Database d = client.get_database(name);
+ return fastpath ? d :deepCopy(filterHook.filterDatabase(d));
+ }
+
+ /**
+ * @param tbl_name
+ * @param db_name
+ * @param part_vals
+ * @return the partition
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_partition(java.lang.String,
+ * java.lang.String, java.util.List)
+ */
+ @Override
+ public Partition getPartition(String db_name, String tbl_name,
+ List<String> part_vals) throws NoSuchObjectException, MetaException, TException {
+ Partition p = client.get_partition(db_name, tbl_name, part_vals);
+ return fastpath ? p : deepCopy(filterHook.filterPartition(p));
+ }
+
+ @Override
+ public List<Partition> getPartitionsByNames(String db_name, String tbl_name,
+ List<String> part_names) throws NoSuchObjectException, MetaException, TException {
+ List<Partition> parts = client.get_partitions_by_names(db_name, tbl_name, part_names);
+ return fastpath ? parts : deepCopyPartitions(filterHook.filterPartitions(parts));
+ }
+
+ @Override
+ public PartitionValuesResponse listPartitionValues(PartitionValuesRequest request)
+ throws MetaException, TException, NoSuchObjectException {
+ return client.get_partition_values(request);
+ }
+
+ @Override
+ public Partition getPartitionWithAuthInfo(String db_name, String tbl_name,
+ List<String> part_vals, String user_name, List<String> group_names)
+ throws MetaException, UnknownTableException, NoSuchObjectException,
+ TException {
+ Partition p = client.get_partition_with_auth(db_name, tbl_name, part_vals, user_name,
+ group_names);
+ return fastpath ? p : deepCopy(filterHook.filterPartition(p));
+ }
+
+ /**
+ * @param name
+ * @param dbname
+ * @return the table
+ * @throws NoSuchObjectException
+ * @throws MetaException
+ * @throws TException
+ * @throws NoSuchObjectException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_table(java.lang.String,
+ * java.lang.String)
+ */
+ @Override
+ public Table getTable(String dbname, String name) throws MetaException,
+ TException, NoSuchObjectException {
+ GetTableRequest req = new GetTableRequest(dbname, name);
+ req.setCapabilities(version);
+ Table t = client.get_table_req(req).getTable();
+ return fastpath ? t : deepCopy(filterHook.filterTable(t));
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<Table> getTableObjectsByName(String dbName, List<String> tableNames)
+ throws MetaException, InvalidOperationException, UnknownDBException, TException {
+ GetTablesRequest req = new GetTablesRequest(dbName);
+ req.setTblNames(tableNames);
+ req.setCapabilities(version);
+ List<Table> tabs = client.get_table_objects_by_name_req(req).getTables();
+ return fastpath ? tabs : deepCopyTables(filterHook.filterTables(tabs));
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public Map<String, Materialization> getMaterializationsInvalidationInfo(String dbName, List<String> viewNames)
+ throws MetaException, InvalidOperationException, UnknownDBException, TException {
+ return client.get_materialization_invalidation_info(
+ dbName, filterHook.filterTableNames(null, dbName, viewNames));
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public void updateCreationMetadata(String dbName, String tableName, CreationMetadata cm)
+ throws MetaException, InvalidOperationException, UnknownDBException, TException {
+ client.update_creation_metadata(null, dbName, tableName, cm);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> listTableNamesByFilter(String dbName, String filter, short maxTables)
+ throws MetaException, TException, InvalidOperationException, UnknownDBException {
+ return filterHook.filterTableNames(null, dbName,
+ client.get_table_names_by_filter(dbName, filter, maxTables));
+ }
+
+ /**
+ * @param name
+ * @return the type
+ * @throws MetaException
+ * @throws TException
+ * @throws NoSuchObjectException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_type(java.lang.String)
+ */
+ public Type getType(String name) throws NoSuchObjectException, MetaException, TException {
+ return deepCopy(client.get_type(name));
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getTables(String dbname, String tablePattern) throws MetaException {
+ try {
+ return filterHook.filterTableNames(null, dbname, client.get_tables(dbname, tablePattern));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getTables(String dbname, String tablePattern, TableType tableType) throws MetaException {
+ try {
+ return filterHook.filterTableNames(null, dbname,
+ client.get_tables_by_type(dbname, tablePattern, tableType.toString()));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getMaterializedViewsForRewriting(String dbname) throws MetaException {
+ try {
+ return filterHook.filterTableNames(null, dbname, client.get_materialized_views_for_rewriting(dbname));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ @Override
+ public List<TableMeta> getTableMeta(String dbPatterns, String tablePatterns, List<String> tableTypes)
+ throws MetaException {
+ try {
+ return filterNames(client.get_table_meta(dbPatterns, tablePatterns, tableTypes));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ private List<TableMeta> filterNames(List<TableMeta> metas) throws MetaException {
+ Map<String, TableMeta> sources = new LinkedHashMap<>();
+ Map<String, List<String>> dbTables = new LinkedHashMap<>();
+ for (TableMeta meta : metas) {
+ sources.put(meta.getDbName() + "." + meta.getTableName(), meta);
+ List<String> tables = dbTables.get(meta.getDbName());
+ if (tables == null) {
+ dbTables.put(meta.getDbName(), tables = new ArrayList<>());
+ }
+ tables.add(meta.getTableName());
+ }
+ List<TableMeta> filtered = new ArrayList<>();
+ for (Map.Entry<String, List<String>> entry : dbTables.entrySet()) {
+ for (String table : filterHook.filterTableNames(null, entry.getKey(), entry.getValue())) {
+ filtered.add(sources.get(entry.getKey() + "." + table));
+ }
+ }
+ return filtered;
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<String> getAllTables(String dbname) throws MetaException {
+ try {
+ return filterHook.filterTableNames(null, dbname, client.get_all_tables(dbname));
+ } catch (Exception e) {
+ MetaStoreUtils.logAndThrowMetaException(e);
+ }
+ return null;
+ }
+
+ @Override
+ public boolean tableExists(String databaseName, String tableName) throws MetaException,
+ TException, UnknownDBException {
+ try {
+ GetTableRequest req = new GetTableRequest(databaseName, tableName);
+ req.setCapabilities(version);
+ return filterHook.filterTable(client.get_table_req(req).getTable()) != null;
+ } catch (NoSuchObjectException e) {
+ return false;
+ }
+ }
+
+ @Override
+ public List<String> listPartitionNames(String dbName, String tblName,
+ short max) throws NoSuchObjectException, MetaException, TException {
+ return filterHook.filterPartitionNames(null, dbName, tblName,
+ client.get_partition_names(dbName, tblName, max));
+ }
+
+ @Override
+ public List<String> listPartitionNames(String db_name, String tbl_name,
+ List<String> part_vals, short max_parts)
+ throws MetaException, TException, NoSuchObjectException {
+ return filterHook.filterPartitionNames(null, db_name, tbl_name,
+ client.get_partition_names_ps(db_name, tbl_name, part_vals, max_parts));
+ }
+
+ /**
+ * Get number of partitions matching specified filter
+ * @param db_name the database name
+ * @param tbl_name the table name
+ * @param filter the filter string,
+ * for example "part1 = \"p1_abc\" and part2 <= "\p2_test\"". Filtering can
+ * be done only on string partition keys.
+ * @return number of partitions
+ * @throws MetaException
+ * @throws NoSuchObjectException
+ * @throws TException
+ */
+ @Override
+ public int getNumPartitionsByFilter(String db_name, String tbl_name,
+ String filter) throws MetaException,
+ NoSuchObjectException, TException {
+ return client.get_num_partitions_by_filter(db_name, tbl_name, filter);
+ }
+
+ @Override
+ public void alter_partition(String dbName, String tblName, Partition newPart)
+ throws InvalidOperationException, MetaException, TException {
+ client.alter_partition_with_environment_context(dbName, tblName, newPart, null);
+ }
+
+ @Override
+ public void alter_partition(String dbName, String tblName, Partition newPart, EnvironmentContext environmentContext)
+ throws InvalidOperationException, MetaException, TException {
+ client.alter_partition_with_environment_context(dbName, tblName, newPart, environmentContext);
+ }
+
+ @Override
+ public void alter_partitions(String dbName, String tblName, List<Partition> newParts)
+ throws InvalidOperationException, MetaException, TException {
+ client.alter_partitions_with_environment_context(dbName, tblName, newParts, null);
+ }
+
+ @Override
+ public void alter_partitions(String dbName, String tblName, List<Partition> newParts, EnvironmentContext environmentContext)
+ throws InvalidOperationException, MetaException, TException {
+ client.alter_partitions_with_environment_context(dbName, tblName, newParts, environmentContext);
+ }
+
+ @Override
+ public void alterDatabase(String dbName, Database db)
+ throws MetaException, NoSuchObjectException, TException {
+ client.alter_database(dbName, db);
+ }
+ /**
+ * @param db
+ * @param tableName
+ * @throws UnknownTableException
+ * @throws UnknownDBException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_fields(java.lang.String,
+ * java.lang.String)
+ */
+ @Override
+ public List<FieldSchema> getFields(String db, String tableName)
+ throws MetaException, TException, UnknownTableException,
+ UnknownDBException {
+ List<FieldSchema> fields = client.get_fields(db, tableName);
+ return fastpath ? fields : deepCopyFieldSchemas(fields);
+ }
+
+ @Override
+ public List<SQLPrimaryKey> getPrimaryKeys(PrimaryKeysRequest req)
+ throws MetaException, NoSuchObjectException, TException {
+ return client.get_primary_keys(req).getPrimaryKeys();
+ }
+
+ @Override
+ public List<SQLForeignKey> getForeignKeys(ForeignKeysRequest req) throws MetaException,
+ NoSuchObjectException, TException {
+ return client.get_foreign_keys(req).getForeignKeys();
+ }
+
+ @Override
+ public List<SQLUniqueConstraint> getUniqueConstraints(UniqueConstraintsRequest req)
+ throws MetaException, NoSuchObjectException, TException {
+ return client.get_unique_constraints(req).getUniqueConstraints();
+ }
+
+ @Override
+ public List<SQLNotNullConstraint> getNotNullConstraints(NotNullConstraintsRequest req)
+ throws MetaException, NoSuchObjectException, TException {
+ return client.get_not_null_constraints(req).getNotNullConstraints();
+ }
+
+ @Override
+ public List<SQLDefaultConstraint> getDefaultConstraints(DefaultConstraintsRequest req)
+ throws MetaException, NoSuchObjectException, TException {
+ return client.get_default_constraints(req).getDefaultConstraints();
+ }
+
+ @Override
+ public List<SQLCheckConstraint> getCheckConstraints(CheckConstraintsRequest request) throws
+ MetaException, NoSuchObjectException, TException {
+ return client.get_check_constraints(request).getCheckConstraints();
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ @Deprecated
+ //use setPartitionColumnStatistics instead
+ public boolean updateTableColumnStatistics(ColumnStatistics statsObj)
+ throws NoSuchObjectException, InvalidObjectException, MetaException, TException,
+ InvalidInputException{
+ return client.update_table_column_statistics(statsObj);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ @Deprecated
+ //use setPartitionColumnStatistics instead
+ public boolean updatePartitionColumnStatistics(ColumnStatistics statsObj)
+ throws NoSuchObjectException, InvalidObjectException, MetaException, TException,
+ InvalidInputException{
+ return client.update_partition_column_statistics(statsObj);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean setPartitionColumnStatistics(SetPartitionsStatsRequest request)
+ throws NoSuchObjectException, InvalidObjectException, MetaException, TException,
+ InvalidInputException{
+ return client.set_aggr_stats_for(request);
+ }
+
+ @Override
+ public void flushCache() {
+ try {
+ client.flushCache();
+ } catch (TException e) {
+ // Not much we can do about it honestly
+ LOG.warn("Got error flushing the cache", e);
+ }
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public List<ColumnStatisticsObj> getTableColumnStatistics(String dbName, String tableName,
+ List<String> colNames) throws NoSuchObjectException, MetaException, TException,
+ InvalidInputException, InvalidObjectException {
+ return client.get_table_statistics_req(
+ new TableStatsRequest(dbName, tableName, colNames)).getTableStats();
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public Map<String, List<ColumnStatisticsObj>> getPartitionColumnStatistics(
+ String dbName, String tableName, List<String> partNames, List<String> colNames)
+ throws NoSuchObjectException, MetaException, TException {
+ return client.get_partitions_statistics_req(
+ new PartitionsStatsRequest(dbName, tableName, colNames, partNames)).getPartStats();
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean deletePartitionColumnStatistics(String dbName, String tableName, String partName,
+ String colName) throws NoSuchObjectException, InvalidObjectException, MetaException,
+ TException, InvalidInputException
+ {
+ return client.delete_partition_column_statistics(dbName, tableName, partName, colName);
+ }
+
+ /** {@inheritDoc} */
+ @Override
+ public boolean deleteTableColumnStatistics(String dbName, String tableName, String colName)
+ throws NoSuchObjectException, InvalidObjectException, MetaException, TException,
+ InvalidInputException
+ {
+ return client.delete_table_column_statistics(dbName, tableName, colName);
+ }
+
+ /**
+ * @param db
+ * @param tableName
+ * @throws UnknownTableException
+ * @throws UnknownDBException
+ * @throws MetaException
+ * @throws TException
+ * @see org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore.Iface#get_schema(java.lang.String,
+ * java.lang.String)
+ */
+ @Override
+ public List<FieldSchema> getSchema(String db, String tableName)
+ throws MetaException, TException, UnknownTableException,
+ UnknownDBException {
+ EnvironmentContext envCxt = null;
+ String addedJars = MetastoreConf.getVar(conf, ConfVars.ADDED_JARS);
+ if(org.apache.commons.lang.StringUtils.isNotBlank(addedJars)) {
+ Map<String, String> props = new HashMap<String, String>();
+ props.put("hive.added.jars.path", addedJars);
+ envCxt = new EnvironmentContext(props);
+ }
+
+ List<FieldSchema> fields = client.get_schema_with_environment_context(db, tableName, envCxt);
+ return fastpath ? fields : deepCopyFieldSchemas(fields);
+ }
+
+ @Override
+ public String getConfigValue(String name, String defaultValue)
+ throws TException, ConfigValSecurityException {
+ return client.get_config_value(name, defaultValue);
+ }
+
+ @Override
+ public Partition getPartition(String db, String tableName, String partName)
+ throws MetaException, TException, UnknownTableException, NoSuchObjectException {
+ Partition p = client.get_partition_by_name(db, tableName, partName);
+ return fastpath ? p : deepCopy(filterHook.filterPartition(p));
+ }
+
+ public Partition appendPartitionByName(String dbName, String tableName, String partName)
+ throws InvalidObjectException, AlreadyExistsException, MetaException, TException {
+ return appendPartitionByName(dbName, tableName, partName, null);
+ }
+
+ public Partition appendPartitionByName(String dbName, String tableName, String partName,
+ EnvironmentContext envContext) throws InvalidObjectException, AlreadyExistsException,
+ MetaException, TException {
+ Partition p = client.append_partition_by_name_with_environment_context(dbName, tableName,
+ partName, envContext);
+ return fastpath ? p : deepCopy(p);
+ }
+
+ public boolean dropPartitionByName(String dbName, String tableName, String partName,
+ boolean deleteData) throws NoSuchObjectException, MetaException, TException {
+ return dropPartitionByName(dbName, tableName, partName, deleteData, null);
+ }
+
+ public boolean dropPartitionByName(String dbName, String tableName, String partName,
+ boolean deleteData, EnvironmentContext envContext) throws NoSuchObjectException,
+ MetaException, TException {
+ return client.drop_partition_by_name_with_environment_context(dbName, tableName, partName,
+ deleteData, envContext);
+ }
+
+ private HiveMetaHook getHook(Table tbl) throws MetaException {
+ if (hookLoader == null) {
+ return null;
+ }
+ return hookLoader.getHook(tbl);
+ }
+
+ @Override
+ public List<String> partitionNameToVals(String name) throws MetaException, TException {
+ return client.partition_name_to_vals(name);
+ }
+
+ @Override
+ public Map<String, String> partitionNameToSpec(String name) throws MetaException, TException{
+ return client.partition_name_to_spec(name);
+ }
+
+ /**
+ * @param partition
+ * @return
+ */
+ private Partition deepCopy(Partition partition) {
+ Partition copy = null;
+ if (partition != null) {
+ copy = new Partition(partition);
+ }
+ return copy;
+ }
+
+ private Database deepCopy(Database database) {
+ Database copy = null;
+ if (database != null) {
+ copy = new Database(database);
+ }
+ return copy;
+ }
+
+ protected Table deepCopy(Table table) {
+ Table copy = null;
+ if (table != null) {
+ copy = new Table(table);
+ }
+ return copy;
+ }
+
+ private Type deepCopy(Type type) {
+ Type copy = null;
+ if (type != null) {
+ copy = new Type(type);
+ }
+ return copy;
+ }
+
+ private FieldSchema deepCopy(FieldSchema schema) {
+ FieldSchema copy = null;
+ if (schema != null) {
+ copy = new FieldSchema(schema);
+ }
+ return copy;
+ }
+
+ private Function deepCopy(Function func) {
+ Function copy = null;
+ if (func != null) {
+ copy = new Function(func);
+ }
+ return copy;
+ }
+
+ protected PrincipalPrivilegeSet deepCopy(PrincipalPrivilegeSet pps) {
+ PrincipalPrivilegeSet copy = null;
+ if (pps != null) {
+ copy = new PrincipalPrivilegeSet(pps);
+ }
+ return copy;
+ }
+
+ private List<Partition> deepCopyPartitions(List<Partition> partitions) {
+ return deepCopyPartitions(partitions, null);
+ }
+
+ private List<Partition> deepCopyPartitions(
+ Collection<Partition> src, List<Partition> dest) {
+ if (src == null) {
+ return dest;
+ }
+ if (dest == null) {
+ dest = new ArrayList<Partition>(src.size());
+ }
+ for (Partition part : src) {
+ dest.add(deepCopy(part));
+ }
+ return dest;
+ }
+
+ private List<Table> deepCopyTables(List<Table> tables) {
+ List<Table> copy = null;
+ if (tables != null) {
+ copy = new ArrayList<Table>();
+ for (Table tab : tables) {
+ copy.add(deepCopy(tab));
+ }
+ }
+ return copy;
+ }
+
+ protected List<FieldSchema> deepCopyFieldSchemas(List<FieldSchema> schemas) {
+ List<FieldSchema> copy = null;
+ if (schemas != null) {
+ copy = new ArrayList<FieldSchema>();
+ for (FieldSchema schema : schemas) {
+ copy.add(deepCopy(schema));
+ }
+ }
+ return copy;
+ }
+
+ @Override
+ public boolean grant_role(String roleName, String userName,
+ PrincipalType principalType, String grantor, PrincipalType grantorType,
+ boolean grantOption) throws MetaException, TException {
+ GrantRevokeRoleRequest req = new GrantRevokeRoleRequest();
+ req.setRequestType(GrantRevokeType.GRANT);
+ req.setRoleName(roleName);
+ req.setPrincipalName(userName);
+ req.setPrincipalType(principalType);
+ req.setGrantor(grantor);
+ req.setGrantorType(grantorType);
+ req.setGrantOption(grantOption);
+ GrantRevokeRoleResponse res = client.grant_revoke_role(req);
+ if (!res.isSetSuccess()) {
+ throw new MetaException("GrantRevokeResponse missing success field");
+ }
+ return res.isSuccess();
+ }
+
+ @Override
+ public boolean create_role(Role role)
+ throws MetaException, TException {
+ return client.create_role(role);
+ }
+
+ @Override
+ public boolean drop_role(String roleName) throws MetaException, TException {
+ return client.drop_role(roleName);
+ }
+
+ @Override
+ public List<Role> list_roles(String principalName,
+ PrincipalType principalType) throws MetaException, TException {
+ return client.list_roles(principalName, principalType);
+ }
+
+ @Override
+ public List<String> listRoleNames() throws MetaException, TException {
+ return client.get_role_names();
+ }
+
+ @Override
+ public GetPrincipalsInRoleResponse get_principals_in_role(GetPrincipalsInRoleRequest req)
+ throws MetaException, TException {
+ return client.get_principals_in_role(req);
+ }
+
+ @Override
+ public GetRoleGrantsForPrincipalResponse get_role_grants_for_principal(
+ GetRoleGrantsForPrincipalRequest getRolePrincReq) throws MetaException, TException {
+ return client.get_role_grants_for_principal(getRolePrincReq);
+ }
+
+ @Override
+ public boolean grant_privileges(PrivilegeBag privileges)
+ throws MetaException, TException {
+ GrantRevokePrivilegeRequest req = new GrantRevokePrivilegeRequest();
+ req.setRequestType(GrantRevokeType.GRANT);
+ req.setPrivileges(privileges);
+ GrantRevokePrivilegeResponse res = client.grant_revoke_privileges(req);
+ if (!res.isSetSuccess()) {
+ throw new MetaException("GrantRevokePrivilegeResponse missing success field");
+ }
+ return res.isSuccess();
+ }
+
+ @Override
+ public boolean revoke_role(String roleName, String userName,
+ PrincipalType principalType, boolean grantOption) throws MetaException, TException {
+ GrantRevokeRoleRequest req = new GrantRevokeRoleRequest();
+ req.setRequestType(GrantRevokeType.REVOKE);
+ req.setRoleName(roleName);
+ req.setPrincipalName(userName);
+ req.setPrincipalType(principalType);
+ req.setGrantOption(grantOption);
+ GrantRevokeRoleResponse res = client.grant_revoke_role(req);
+ if (!res.isSetSuccess()) {
+ throw new MetaException("GrantRevokeResponse missing success field");
+ }
+ return res.isSuccess();
+ }
+
+ @Override
+ public boolean revoke_privileges(PrivilegeBag privileges, boolean grantOption) throws MetaException,
+ TException {
+ GrantRevokePrivilegeRequest req = new GrantRevokePrivilegeRequest();
+ req.setRequestType(GrantRevokeType.REVOKE);
+ req.setPrivileges(privileges);
+ req.setRevokeGrantOption(grantOption);
+ GrantRevokePrivilegeResponse res = client.grant_revoke_privileges(req);
+ if (!res.isSetSuccess()) {
+ throw new MetaException("GrantRevokePrivilegeResponse missing success field");
+ }
+ return res.isSuccess();
+ }
+
+ @Override
+ public PrincipalPrivilegeSet get_privilege_set(HiveObjectRef hiveObject,
+ String userName, List<String> groupNames) throws MetaException,
+ TException {
+ return client.get_privilege_set(hiveObject, userName, groupNames);
+ }
+
+ @Override
+ public List<HiveObjectPrivilege> list_privileges(String principalName,
+ PrincipalType principalType, HiveObjectRef hiveObject)
+ throws MetaException, TException {
+ return client.list_privileges(principalName, principalType, hiveObject);
+ }
+
+ public String getDelegationToken(String renewerKerberosPrincipalName) throws
+ MetaException, TException, IOException {
+ //a convenience method that makes the intended owner for the delegation
+ //token request the current user
+ String owner = SecurityUtils.getUser();
+ return getDelegationToken(owner, renewerKerberosPrincipalName);
+ }
+
+ @Override
+ public String getDelegationToken(String owner, String renewerKerberosPrincipalName) throws
+ MetaException, TException {
+ // This is expected to be a no-op, so we will return null when we use local metastore.
+ if (localMetaStore) {
+ return null;
+ }
+ return client.get_delegation_token(owner, renewerKerberosPrincipalName);
+ }
+
+ @Override
+ public long renewDelegationToken(String tokenStrForm) throws MetaException, TException {
+ if (localMetaStore) {
+ return 0;
+ }
+ return client.renew_delegation_token(tokenStrForm);
+
+ }
+
+ @Override
+ public void cancelDelegationToken(String tokenStrForm) throws MetaException, TException {
+ if (localMetaStore) {
+ return;
+ }
+ client.cancel_delegation_token(tokenStrForm);
+ }
+
+ @Override
+ public boolean addToken(String tokenIdentifier, String delegationToken) throws TException {
+ return client.add_token(tokenIdentifier, delegationToken);
+ }
+
+ @Override
+ public boolean removeToken(String tokenIdentifier) throws TException {
+ return client.remove_token(tokenIdentifier);
+ }
+
+ @Override
+ public String getToken(String tokenIdentifier) throws TException {
+ return client.get_token(tokenIdentifier);
+ }
+
+ @Override
+ public List<String> getAllTokenIdentifiers() throws TException {
+ return client.get_all_token_identifiers();
+ }
+
+ @Override
+ public int addMasterKey(String key) throws MetaException, TException {
+ return client.add_master_key(key);
+ }
+
+ @Override
+ public void updateMasterKey(Integer seqNo, String key)
+ throws NoSuchObjectException, MetaException, TException {
+ client.update_master_key(seqNo, key);
+ }
+
+ @Override
+ public boolean removeMasterKey(Integer keySeq) throws TException {
+ return client.remove_master_key(keySeq);
+ }
+
+ @Override
+ public String[] getMasterKeys() throws TException {
+ List<String> keyList = client.get_master_keys();
+ return keyList.toArray(new String[keyList.size()]);
+ }
+
+ @Override
+ public ValidTxnList getValidTxns() throws TException {
+ return TxnUtils.createValidReadTxnList(client.get_open_txns(), 0);
+ }
+
+ @Override
+ public ValidTxnList getValidTxns(long currentTxn) throws TException {
+ return TxnUtils.createValidReadTxnList(client.get_open_txns(), currentTxn);
+ }
+
+ @Override
+ public ValidWriteIdList getValidWriteIds(String fullTableName) throws TException {
+ GetValidWriteIdsRequest rqst = new GetValidWriteIdsRequest(Collections.singletonList(fullTableName), null);
+ GetValidWriteIdsResponse validWriteIds = client.get_valid_write_ids(rqst);
+ return TxnUtils.createValidReaderWriteIdList(validWriteIds.getTblValidWriteIds().get(0));
+ }
+
+ @Override
+ public ValidTxnWriteIdList getValidWriteIds(Long currentTxnId, List<String> tablesList, String validTxnList)
+ throws TException {
+ GetValidWriteIdsRequest rqst = new GetValidWriteIdsRequest(tablesList, validTxnList);
+ return TxnUtils.createValidTxnWriteIdList(currentTxnId, client.get_valid_write_ids(rqst));
+ }
+
+ @Override
+ public long openTxn(String user) throws TException {
+ OpenTxnsResponse txns = openTxns(user, 1);
+ return txns.getTxn_ids().get(0);
+ }
+
+ @Override
+ public OpenTxnsResponse openTxns(String user, int numTxns) throws TException {
+ String hostname = null;
+ try {
+ hostname = InetAddress.getLocalHost().getHostName();
+ } catch (UnknownHostException e) {
+ LOG.error("Unable to resolve my host name " + e.getMessage());
+ throw new RuntimeException(e);
+ }
+ return client.open_txns(new OpenTxnRequest(numTxns, user, hostname));
+ }
+
+ @Override
+ public void rollbackTxn(long txnid) throws NoSuchTxnException, TException {
+ client.abort_txn(new AbortTxnRequest(txnid));
+ }
+
+ @Override
+ public void commitTxn(long txnid)
+ throws NoSuchTxnException, TxnAbortedException, TException {
+ client.commit_txn(new CommitTxnRequest(txnid));
+ }
+
+ @Override
+ public GetOpenTxnsInfoResponse showTxns() throws TException {
+ return client.get_open_txns_info();
+ }
+
+ @Override
+ public void abortTxns(List<Long> txnids) throws NoSuchTxnException, TException {
+ client.abort_txns(new AbortTxnsRequest(txnids));
+ }
+
+ @Override
+ public long allocateTableWriteId(long txnId, String dbName, String tableName) throws TException {
+ return allocateTableWriteIdsBatch(Collections.singletonList(txnId), dbName, tableName).get(0).getWriteId();
+ }
+
+ @Override
+ public List<TxnToWriteId> allocateTableWriteIdsBatch(List<Long> txnIds, String dbName, String tableName)
+ throws TException {
+ AllocateTableWriteIdsRequest rqst = new AllocateTableWriteIdsRequest(txnIds, dbName, tableName);
+ AllocateTableWriteIdsResponse writeIds = client.allocate_table_write_ids(rqst);
+ return writeIds.getTxnToWriteIds();
+ }
+
+ @Override
+ public LockResponse lock(LockRequest request)
+ throws NoSuchTxnException, TxnAbortedException, TException {
+ return client.lock(request);
+ }
+
+ @Override
+ public LockResponse checkLock(long lockid)
+ throws NoSuchTxnException, TxnAbortedException, NoSuchLockException,
+ TException {
+ return client.check_lock(new CheckLockRequest(lockid));
+ }
+
+ @Override
+ public void unlock(long lockid)
+ throws NoSuchLockException, TxnOpenException, TException {
+ client.unlock(new UnlockRequest(lockid));
+ }
+
+ @Override
+ @Deprecated
+ public ShowLocksResponse showLocks() throws TException {
+ return client.show_locks(new ShowLocksRequest());
+ }
+
+ @Override
+ public ShowLocksResponse showLocks(ShowLocksRequest request) throws TException {
+ return client.show_locks(request);
+ }
+
+ @Override
+ public void heartbeat(long txnid, long lockid)
+ throws NoSuchLockException, NoSuchTxnException, TxnAbortedException,
+ TException {
+ HeartbeatRequest hb = new HeartbeatRequest();
+ hb.setLockid(lockid);
+ hb.setTxnid(txnid);
+ client.heartbeat(hb);
+ }
+
+ @Override
+ public HeartbeatTxnRangeResponse heartbeatTxnRange(long min, long max)
+ throws NoSuchTxnException, TxnAbortedException, TException {
+ HeartbeatTxnRangeRequest rqst = new HeartbeatTxnRangeRequest(min, max);
+ return client.heartbeat_txn_range(rqst);
+ }
+
+ @Override
+ @Deprecated
+ public void compact(String dbname, String tableName, String partitionName, CompactionType type)
+ throws TException {
+ CompactionRequest cr = new CompactionRequest();
+ if (dbname == null) {
+ cr.setDbname(DEFAULT_DATABASE_NAME);
+ } else {
+ cr.setDbname(dbname);
+ }
+ cr.setTablename(tableName);
+ if (partitionName != null) {
+ cr.setPartitionname(partitionName);
+ }
+ cr.setType(type);
+ client.compact(cr);
+ }
+ @Deprecated
+ @Override
+ public void compact(String dbname, String tableName, String partitionName, CompactionType type,
+ Map<String, String> tblproperties) throws TException {
+ compact2(dbname, tableName, partitionName, type, tblproperties);
+ }
+
+ @Override
+ public CompactionResponse compact2(String dbname, String tableName, String partitionName, CompactionType type,
+ Map<String, String> tblproperties) throws TException {
+ CompactionRequest cr = new CompactionRequest();
+ if (dbname == null) {
+ cr.setDbname(DEFAULT_DATABASE_NAME);
+ } else {
+ cr.setDbname(dbname);
+ }
+ cr.setTablename(tableName);
+ if (partitionName != null) {
+ cr.setPartitionname(partitionName);
+ }
+ cr.setType(type);
+ cr.setProperties(tblproperties);
+ return client.compact2(cr);
+ }
+ @Override
+ public ShowCompactResponse showCompactions() throws TException {
+ return client.show_compact(new ShowCompactRequest());
+ }
+
+ @Deprecated
+ @Override
+ public void addDynamicPartitions(long txnId, long writeId, String dbName, String tableName,
+ List<String> partNames) throws TException {
+ client.add_dynamic_partitions(new AddDynamicPartitions(txnId, writeId, dbName, tableName, partNames));
+ }
+ @Override
+ public void addDynamicPartitions(long txnId, long writeId, String dbName, String tableName,
+ List<String> partNames, DataOperationType operationType) throws TException {
+ AddDynamicPartitions adp = new AddDynamicPartitions(txnId, writeId, dbName, tableName, partNames);
+ adp.setOperationType(operationType);
+ client.add_dynamic_partitions(adp);
+ }
+
+ @Override
+ public void insertTable(Table table, boolean overwrite) throws MetaException {
+ boolean failed = true;
+ HiveMetaHook hook = getHook(table);
+ if (hook == null || !(hook instanceof DefaultHiveMetaHook)) {
+ return;
+ }
+ DefaultHiveMetaHook hiveMetaHook = (DefaultHiveMetaHook) hook;
+ try {
+ hiveMetaHook.commitInsertTable(table, overwrite);
+ failed = false;
+ }
+ finally {
+
<TRUNCATED>