Examples with MRoleMap org.apache.hadoop.hive.metastore.model.MRoleMap used on opensource projects

Example 11 with MRoleMap

use of org.apache.hadoop.hive.metastore.model.MRoleMap in project hive by apache.

the class ObjectStore method removeRole.

@Override
public boolean removeRole(String roleName) throws MetaException, NoSuchObjectException {
    boolean success = false;
    QueryWrapper queryWrapper = new QueryWrapper();
    try {
        openTransaction();
        MRole mRol = getMRole(roleName);
        pm.retrieve(mRol);
        if (mRol != null) {
            // first remove all the membership, the membership that this role has
            // been granted
            List<MRoleMap> roleMap = listMRoleMembers(mRol.getRoleName());
            if (roleMap.size() > 0) {
                pm.deletePersistentAll(roleMap);
            }
            List<MRoleMap> roleMember = listMSecurityPrincipalMembershipRole(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (roleMember.size() > 0) {
                pm.deletePersistentAll(roleMember);
            }
            queryWrapper.close();
            // then remove all the grants
            List<MGlobalPrivilege> userGrants = listPrincipalMGlobalGrants(mRol.getRoleName(), PrincipalType.ROLE);
            if (userGrants.size() > 0) {
                pm.deletePersistentAll(userGrants);
            }
            List<MDBPrivilege> dbGrants = listPrincipalAllDBGrant(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (dbGrants.size() > 0) {
                pm.deletePersistentAll(dbGrants);
            }
            queryWrapper.close();
            List<MTablePrivilege> tabPartGrants = listPrincipalAllTableGrants(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (tabPartGrants.size() > 0) {
                pm.deletePersistentAll(tabPartGrants);
            }
            queryWrapper.close();
            List<MPartitionPrivilege> partGrants = listPrincipalAllPartitionGrants(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (partGrants.size() > 0) {
                pm.deletePersistentAll(partGrants);
            }
            queryWrapper.close();
            List<MTableColumnPrivilege> tblColumnGrants = listPrincipalAllTableColumnGrants(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (tblColumnGrants.size() > 0) {
                pm.deletePersistentAll(tblColumnGrants);
            }
            queryWrapper.close();
            List<MPartitionColumnPrivilege> partColumnGrants = listPrincipalAllPartitionColumnGrants(mRol.getRoleName(), PrincipalType.ROLE, queryWrapper);
            if (partColumnGrants.size() > 0) {
                pm.deletePersistentAll(partColumnGrants);
            }
            queryWrapper.close();
            // finally remove the role
            pm.deletePersistent(mRol);
        }
        success = commitTransaction();
    } finally {
        if (!success) {
            rollbackTransaction();
        }
        queryWrapper.close();
    }
    return success;
}