Examples with DDLWork org.apache.hadoop.hive.ql.plan.DDLWork used on opensource projects

Example 81 with DDLWork

use of org.apache.hadoop.hive.ql.plan.DDLWork in project hive by apache.

the class HiveAuthorizationTaskFactoryImpl method createGrantTask.

@Override
public Task<? extends Serializable> createGrantTask(ASTNode ast, HashSet<ReadEntity> inputs, HashSet<WriteEntity> outputs) throws SemanticException {
    List<PrivilegeDesc> privilegeDesc = analyzePrivilegeListDef((ASTNode) ast.getChild(0));
    List<PrincipalDesc> principalDesc = AuthorizationParseUtils.analyzePrincipalListDef((ASTNode) ast.getChild(1));
    boolean grantOption = false;
    PrivilegeObjectDesc privilegeObj = null;
    if (ast.getChildCount() > 2) {
        for (int i = 2; i < ast.getChildCount(); i++) {
            ASTNode astChild = (ASTNode) ast.getChild(i);
            if (astChild.getType() == HiveParser.TOK_GRANT_WITH_OPTION) {
                grantOption = true;
            } else if (astChild.getType() == HiveParser.TOK_PRIV_OBJECT) {
                privilegeObj = analyzePrivilegeObject(astChild, outputs);
            }
        }
    }
    String userName = SessionState.getUserFromAuthenticator();
    GrantDesc grantDesc = new GrantDesc(privilegeObj, privilegeDesc, principalDesc, userName, PrincipalType.USER, grantOption);
    return TaskFactory.get(new DDLWork(inputs, outputs, grantDesc));
}

Example 82 with DDLWork

use of org.apache.hadoop.hive.ql.plan.DDLWork in project hive by apache.

the class HiveAuthorizationTaskFactoryImpl method createDropRoleTask.

@Override
public Task<? extends Serializable> createDropRoleTask(ASTNode ast, HashSet<ReadEntity> inputs, HashSet<WriteEntity> outputs) {
    String roleName = BaseSemanticAnalyzer.unescapeIdentifier(ast.getChild(0).getText());
    RoleDDLDesc roleDesc = new RoleDDLDesc(roleName, PrincipalType.ROLE, RoleDDLDesc.RoleOperation.DROP_ROLE, null);
    return TaskFactory.get(new DDLWork(inputs, outputs, roleDesc));
}

Example 83 with DDLWork

use of org.apache.hadoop.hive.ql.plan.DDLWork in project hive by apache.

the class HiveAuthorizationTaskFactoryImpl method createShowRolePrincipalsTask.

@Override
public Task<? extends Serializable> createShowRolePrincipalsTask(ASTNode ast, Path resFile, HashSet<ReadEntity> inputs, HashSet<WriteEntity> outputs) throws SemanticException {
    String roleName;
    if (ast.getChildCount() == 1) {
        roleName = ast.getChild(0).getText();
    } else {
        // the parser should not allow this
        throw new AssertionError("Unexpected Tokens in SHOW ROLE PRINCIPALS");
    }
    RoleDDLDesc roleDDLDesc = new RoleDDLDesc(roleName, PrincipalType.ROLE, RoleOperation.SHOW_ROLE_PRINCIPALS, null);
    roleDDLDesc.setResFile(resFile.toString());
    return TaskFactory.get(new DDLWork(inputs, outputs, roleDDLDesc));
}

Example 84 with DDLWork

use of org.apache.hadoop.hive.ql.plan.DDLWork in project hive by apache.

the class HiveAuthorizationTaskFactoryImpl method createCreateRoleTask.

@Override
public Task<? extends Serializable> createCreateRoleTask(ASTNode ast, HashSet<ReadEntity> inputs, HashSet<WriteEntity> outputs) {
    String roleName = BaseSemanticAnalyzer.unescapeIdentifier(ast.getChild(0).getText());
    RoleDDLDesc roleDesc = new RoleDDLDesc(roleName, PrincipalType.ROLE, RoleDDLDesc.RoleOperation.CREATE_ROLE, null);
    return TaskFactory.get(new DDLWork(inputs, outputs, roleDesc));
}

Example 85 with DDLWork

use of org.apache.hadoop.hive.ql.plan.DDLWork in project hive by apache.

the class HiveAuthorizationTaskFactoryImpl method createShowRoleGrantTask.

@Override
public Task<? extends Serializable> createShowRoleGrantTask(ASTNode ast, Path resultFile, HashSet<ReadEntity> inputs, HashSet<WriteEntity> outputs) {
    ASTNode child = (ASTNode) ast.getChild(0);
    PrincipalType principalType = PrincipalType.USER;
    switch(child.getType()) {
        case HiveParser.TOK_USER:
            principalType = PrincipalType.USER;
            break;
        case HiveParser.TOK_GROUP:
            principalType = PrincipalType.GROUP;
            break;
        case HiveParser.TOK_ROLE:
            principalType = PrincipalType.ROLE;
            break;
    }
    String principalName = BaseSemanticAnalyzer.unescapeIdentifier(child.getChild(0).getText());
    RoleDDLDesc roleDesc = new RoleDDLDesc(principalName, principalType, RoleDDLDesc.RoleOperation.SHOW_ROLE_GRANT, null);
    roleDesc.setResFile(resultFile.toString());
    return TaskFactory.get(new DDLWork(inputs, outputs, roleDesc));
}