Package org.apache.hadoop.hive.metastore

Examples of org.apache.hadoop.hive.metastore.IMetaStoreClient

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  @Override
  public void runInternal() throws HiveSQLException {
    setState(OperationState.RUNNING);
    try {
      IMetaStoreClient metastoreClient = getParentSession().getMetaStoreClient();
      String schemaPattern = convertSchemaPattern(schemaName);
      String tablePattern = convertIdentifierPattern(tableName, true);
      for (String dbName : metastoreClient.getDatabases(schemaPattern)) {
        List<String> tableNames = metastoreClient.getTables(dbName, tablePattern);
        for (Table table : metastoreClient.getTableObjectsByName(dbName, tableNames)) {
          Object[] rowData = new Object[] {
              DEFAULT_HIVE_CATALOG,
              table.getDbName(),
              table.getTableName(),
              tableTypeMapping.mapToClientType(table.getTableType()),
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  @Override
  public void runInternal() throws HiveSQLException {
    setState(OperationState.RUNNING);
    try {
      IMetaStoreClient metastoreClient = getParentSession().getMetaStoreClient();
      String schemaPattern = convertSchemaPattern(schemaName);
      String tablePattern = convertIdentifierPattern(tableName, true);

      Pattern columnPattern = null;
      if (columnName != null) {
        columnPattern = Pattern.compile(convertIdentifierPattern(columnName, false));
      }

      List<String> dbNames = metastoreClient.getDatabases(schemaPattern);
      Collections.sort(dbNames);
      for (String dbName : dbNames) {
        List<String> tableNames = metastoreClient.getTables(dbName, tablePattern);
        Collections.sort(tableNames);
        for (Table table : metastoreClient.getTableObjectsByName(dbName, tableNames)) {
          TableSchema schema = new TableSchema(metastoreClient.getSchema(dbName, table.getTableName()));
          for (ColumnDescriptor column : schema.getColumnDescriptors()) {
            if (columnPattern != null && !columnPattern.matcher(column.getName()).matches()) {
              continue;
            }
            Object[] rowData = new Object[] {
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  }

  private List<RolePrincipalGrant> getRoleGrants(String principalName, PrincipalType principalType)
      throws MetaException, TException, HiveAuthzPluginException {
    GetRoleGrantsForPrincipalRequest req = new GetRoleGrantsForPrincipalRequest(principalName, principalType);
    IMetaStoreClient metastoreClient = metastoreClientFactory.getHiveMetastoreClient();
    GetRoleGrantsForPrincipalResponse resp = metastoreClient.get_role_grants_for_principal(req);
    return resp.getPrincipalGrants();
  }
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      HivePrincipal grantorPrincipal, boolean grantOption)
          throws HiveAuthzPluginException, HiveAccessControlException {

    hivePrivileges = expandAndValidatePrivileges(hivePrivileges);

    IMetaStoreClient metastoreClient = metastoreClientFactory.getHiveMetastoreClient();
    // authorize the grant
    GrantPrivAuthUtils.authorize(hivePrincipals, hivePrivileges, hivePrivObject, grantOption,
        metastoreClient, authenticator.getUserName(), getCurrentRoleNames(), isUserAdmin());

    // grant
    PrivilegeBag privBag = SQLAuthorizationUtils.getThriftPrivilegesBag(hivePrincipals, hivePrivileges, hivePrivObject,
        grantorPrincipal, grantOption);
    try {
      metastoreClient.grant_privileges(privBag);
    } catch (Exception e) {
      throw new HiveAuthzPluginException("Error granting privileges: " + e.getMessage(), e);
    }
  }
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      HivePrincipal grantorPrincipal, boolean grantOption)
          throws HiveAuthzPluginException, HiveAccessControlException {

    hivePrivileges = expandAndValidatePrivileges(hivePrivileges);

    IMetaStoreClient metastoreClient = metastoreClientFactory.getHiveMetastoreClient();
    // authorize the revoke, and get the set of privileges to be revoked
    List<HiveObjectPrivilege> revokePrivs = RevokePrivAuthUtils
        .authorizeAndGetRevokePrivileges(hivePrincipals, hivePrivileges, hivePrivObject,
            grantOption, metastoreClient, authenticator.getUserName());

    try {
      // unfortunately, the metastore api revokes all privileges that match on
      // principal, privilege object type it does not filter on the grator
      // username.
      // So this will revoke privileges that are granted by other users.This is
      // not SQL compliant behavior. Need to change/add a metastore api
      // that has desired behavior.
      metastoreClient.revoke_privileges(new PrivilegeBag(revokePrivs));
    } catch (Exception e) {
      throw new HiveAuthzPluginException("Error revoking privileges", e);
    }
  }
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        + " allowed to grant role. " + ADMIN_ONLY_MSG + " Otherwise, " + HAS_ADMIN_PRIV_MSG);
    }
    for (HivePrincipal hivePrincipal : hivePrincipals) {
      for (String roleName : roleNames) {
        try {
          IMetaStoreClient mClient = metastoreClientFactory.getHiveMetastoreClient();
          mClient.grant_role(roleName, hivePrincipal.getName(),
              AuthorizationUtils.getThriftPrincipalType(hivePrincipal.getType()),
              grantorPrinc.getName(),
              AuthorizationUtils.getThriftPrincipalType(grantorPrinc.getType()), grantOption);
        } catch (MetaException e) {
          throw new HiveAuthzPluginException(e.getMessage(), e);
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          + " allowed to revoke role. " + ADMIN_ONLY_MSG + " Otherwise, " + HAS_ADMIN_PRIV_MSG);
    }
    for (HivePrincipal hivePrincipal : hivePrincipals) {
      for (String roleName : roleNames) {
        try {
          IMetaStoreClient mClient = metastoreClientFactory.getHiveMetastoreClient();
          mClient.revoke_role(roleName, hivePrincipal.getName(),
              AuthorizationUtils.getThriftPrincipalType(hivePrincipal.getType()));
        } catch (Exception e) {
          String msg = "Error revoking roles for " + hivePrincipal.getName() + " to role "
              + roleName + ": " + e.getMessage();
          throw new HiveAuthzPluginException(msg, e);
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  @Override
  public List<HivePrivilegeInfo> showPrivileges(HivePrincipal principal, HivePrivilegeObject privObj)
      throws HiveAuthzPluginException {
    try {
      IMetaStoreClient mClient = metastoreClientFactory.getHiveMetastoreClient();
      List<HivePrivilegeInfo> resPrivInfos = new ArrayList<HivePrivilegeInfo>();
      String principalName = principal == null ? null : principal.getName();
      PrincipalType principalType = principal == null ? null :
          AuthorizationUtils.getThriftPrincipalType(principal.getType());

      // get metastore/thrift privilege object using metastore api
      List<HiveObjectPrivilege> msObjPrivs = mClient.list_privileges(principalName,
          principalType,
          SQLAuthorizationUtils.getThriftHiveObjectRef(privObj));


      // convert the metastore thrift objects to result objects
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        + " and output objects " + outputHObjs;
      LOG.debug(msg);
    }

    String userName = authenticator.getUserName();
    IMetaStoreClient metastoreClient = metastoreClientFactory.getHiveMetastoreClient();

    // get privileges required on input and check
    SQLPrivTypeGrant[] inputPrivs = Operation2Privilege.getInputPrivs(hiveOpType);
    checkPrivileges(inputPrivs, inputHObjs, metastoreClient, userName);
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   */
  @Override
  public void run() throws HiveSQLException {
    setState(OperationState.RUNNING);
    try {
      IMetaStoreClient metastoreClient = getParentSession().getMetaStoreClient();
      String schemaPattern = convertSchemaPattern(schemaName);
      String tablePattern = convertIdentifierPattern(tableName, true);
      for (String dbName : metastoreClient.getDatabases(schemaPattern)) {
        List<String> tableNames = metastoreClient.getTables(dbName, tablePattern);
        for (Table table : metastoreClient.getTableObjectsByName(dbName, tableNames)) {
          Object[] rowData = new Object[] {
              DEFAULT_HIVE_CATALOG,
              table.getDbName(),
              table.getTableName(),
              tableTypeMapping.mapToClientType(table.getTableType()),
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