Examples of org.apache.hadoop.hbase.security.access.AccessControllerProtocol.grant()

Package org.apache.hadoop.hbase.security.access

Class org.apache.hadoop.hbase.security.access.AccessControllerProtocol

Examples of org.apache.hadoop.hbase.security.access.AccessControllerProtocol.grant()

org.apache.hadoop.hbase.security.access.AccessControllerProtocol.grant()
Grants the given user or group the privilege to perform the given actions over the specified scope contained in {@link TablePermission} @param user the user name, or, if prefixed with "@", group name receivingthe grant @param permission the details of the provided permissions @throws IOException if the grant could not be applied

    // grant table write permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();

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    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();
    }

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    // revoke table permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null,
        Permission.Action.READ, Permission.Action.WRITE));
      protocol.revoke(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, null));
      protocol.revoke(new UserPermission(Bytes.toBytes(gblUser.getShortName())));
    } finally {
      acl.close();

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    // grant column family read permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family1,
        Permission.Action.READ));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.READ));
    } finally {
      acl.close();

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    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family1,
        Permission.Action.READ));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.READ));
    } finally {
      acl.close();
    }

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    // grant column family write permission
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family2,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();

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    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(tblUser.getShortName()), tableName, family2,
        Permission.Action.WRITE));
      protocol.grant(new UserPermission(Bytes.toBytes(gblUser.getShortName()),
        Permission.Action.WRITE));
    } finally {
      acl.close();
    }

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    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.READ));
    } finally {
      acl.close();
    }

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    // TODO: comment this portion after HBASE-3583
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.WRITE));
    } finally {
      acl.close();
    }

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    // grant both read and write permission.
    acl = new HTable(conf, AccessControlLists.ACL_TABLE_NAME);
    try {
      AccessControllerProtocol protocol = acl.coprocessorProxy(AccessControllerProtocol.class,
        tableName);
      protocol.grant(new UserPermission(Bytes.toBytes(user.getShortName()), tableName, family1,
        qualifier, Permission.Action.READ, Permission.Action.WRITE));
    } finally {
      acl.close();
    }

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