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• SystemTableAwareAccessControl.java

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com.facebook.presto.hive.security.SystemTableAwareAccessControl Maven / Gradle / Ivy

/*
 * Licensed 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 com.facebook.presto.hive.security;

import com.facebook.presto.common.Subfield;
import com.facebook.presto.plugin.base.security.ForwardingConnectorAccessControl;
import com.facebook.presto.spi.SchemaTableName;
import com.facebook.presto.spi.connector.ConnectorAccessControl;
import com.facebook.presto.spi.connector.ConnectorTransactionHandle;
import com.facebook.presto.spi.security.AccessControlContext;
import com.facebook.presto.spi.security.AccessDeniedException;
import com.facebook.presto.spi.security.ConnectorIdentity;
import com.facebook.presto.spi.security.PrestoPrincipal;
import com.facebook.presto.spi.security.Privilege;

import java.util.Optional;
import java.util.Set;

import static com.facebook.presto.hive.HiveMetadata.getSourceTableNameFromSystemTable;
import static com.facebook.presto.spi.security.AccessDeniedException.denySelectTable;
import static java.util.Objects.requireNonNull;

public class SystemTableAwareAccessControl
        extends ForwardingConnectorAccessControl
{
    private final ConnectorAccessControl delegate;

    public SystemTableAwareAccessControl(ConnectorAccessControl delegate)
    {
        this.delegate = requireNonNull(delegate, "delegate is null");
    }

    @Override
    protected ConnectorAccessControl delegate()
    {
        return delegate;
    }

    public void checkCanCreateSchema(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String schemaName)
    {
        delegate.checkCanCreateSchema(transactionHandle, identity, context, schemaName);
    }

    @Override
    public void checkCanDropSchema(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String schemaName)
    {
        delegate.checkCanDropSchema(transactionHandle, identity, context, schemaName);
    }

    @Override
    public void checkCanRenameSchema(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String schemaName, String newSchemaName)
    {
        delegate.checkCanRenameSchema(transactionHandle, identity, context, schemaName, newSchemaName);
    }

    @Override
    public void checkCanShowSchemas(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context)
    {
        delegate.checkCanShowSchemas(transactionHandle, identity, context);
    }

    @Override
    public Set filterSchemas(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Set schemaNames)
    {
        return delegate.filterSchemas(transactionHandle, identity, context, schemaNames);
    }

    @Override
    public void checkCanCreateTable(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanCreateTable(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanDropTable(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanDropTable(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanRenameTable(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName, SchemaTableName newTableName)
    {
        delegate.checkCanRenameTable(transactionHandle, identity, context, tableName, newTableName);
    }

    @Override
    public void checkCanShowTablesMetadata(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String schemaName)
    {
        delegate.checkCanShowTablesMetadata(transactionHandle, identity, context, schemaName);
    }

    @Override
    public Set filterTables(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Set tableNames)
    {
        return delegate.filterTables(transactionHandle, identity, context, tableNames);
    }

    @Override
    public void checkCanAddColumn(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanAddColumn(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanDropColumn(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanDropColumn(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanRenameColumn(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanRenameColumn(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanSelectFromColumns(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName, Set columnOrSubfieldNames)
    {
        Optional sourceTableName = getSourceTableNameFromSystemTable(tableName);
        if (sourceTableName.isPresent()) {
            try {
                checkCanSelectFromColumns(transactionHandle, identity, context, sourceTableName.get(), columnOrSubfieldNames);
                return;
            }
            catch (AccessDeniedException e) {
                denySelectTable(tableName.toString());
            }
        }

        delegate.checkCanSelectFromColumns(transactionHandle, identity, context, tableName, columnOrSubfieldNames);
    }

    @Override
    public void checkCanInsertIntoTable(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanInsertIntoTable(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanDeleteFromTable(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanDeleteFromTable(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanUpdateTableColumns(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName, Set updatedColumns)
    {
        delegate.checkCanUpdateTableColumns(transactionHandle, identity, context, tableName, updatedColumns);
    }

    @Override
    public void checkCanCreateView(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName viewName)
    {
        delegate.checkCanCreateView(transactionHandle, identity, context, viewName);
    }

    @Override
    public void checkCanDropView(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName viewName)
    {
        delegate.checkCanDropView(transactionHandle, identity, context, viewName);
    }

    @Override
    public void checkCanCreateViewWithSelectFromColumns(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName, Set columnNames)
    {
        delegate.checkCanCreateViewWithSelectFromColumns(transactionHandle, identity, context, tableName, columnNames);
    }

    @Override
    public void checkCanSetCatalogSessionProperty(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String propertyName)
    {
        delegate.checkCanSetCatalogSessionProperty(transactionHandle, identity, context, propertyName);
    }

    @Override
    public void checkCanGrantTablePrivilege(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Privilege privilege, SchemaTableName tableName, PrestoPrincipal grantee, boolean withGrantOption)
    {
        delegate.checkCanGrantTablePrivilege(transactionHandle, identity, context, privilege, tableName, grantee, withGrantOption);
    }

    @Override
    public void checkCanRevokeTablePrivilege(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Privilege privilege, SchemaTableName tableName, PrestoPrincipal revokee, boolean grantOptionFor)
    {
        delegate.checkCanRevokeTablePrivilege(transactionHandle, identity, context, privilege, tableName, revokee, grantOptionFor);
    }

    @Override
    public void checkCanCreateRole(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String role, Optional grantor)
    {
        delegate.checkCanCreateRole(transactionHandle, identity, context, role, grantor);
    }

    @Override
    public void checkCanDropRole(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String role)
    {
        delegate.checkCanDropRole(transactionHandle, identity, context, role);
    }

    @Override
    public void checkCanGrantRoles(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Set roles, Set grantees, boolean withAdminOption, Optional grantor, String catalogName)
    {
        delegate.checkCanGrantRoles(transactionHandle, identity, context, roles, grantees, withAdminOption, grantor, catalogName);
    }

    @Override
    public void checkCanRevokeRoles(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, Set roles, Set grantees, boolean adminOptionFor, Optional grantor, String catalogName)
    {
        delegate.checkCanRevokeRoles(transactionHandle, identity, context, roles, grantees, adminOptionFor, grantor, catalogName);
    }

    @Override
    public void checkCanSetRole(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String role, String catalogName)
    {
        delegate.checkCanSetRole(transactionHandle, identity, context, role, catalogName);
    }

    @Override
    public void checkCanShowRoles(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String catalogName)
    {
        delegate.checkCanShowRoles(transactionHandle, identity, context, catalogName);
    }

    @Override
    public void checkCanShowCurrentRoles(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String catalogName)
    {
        delegate.checkCanShowCurrentRoles(transactionHandle, identity, context, catalogName);
    }

    @Override
    public void checkCanShowRoleGrants(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, String catalogName)
    {
        delegate.checkCanShowRoleGrants(transactionHandle, identity, context, catalogName);
    }

    @Override
    public void checkCanDropConstraint(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanDropConstraint(transactionHandle, identity, context, tableName);
    }

    @Override
    public void checkCanAddConstraint(ConnectorTransactionHandle transactionHandle, ConnectorIdentity identity, AccessControlContext context, SchemaTableName tableName)
    {
        delegate.checkCanAddConstraint(transactionHandle, identity, context, tableName);
    }
}