zddr commented on code in PR #16679: URL: https://github.com/apache/doris/pull/16679#discussion_r1105224143
########## fe/fe-core/src/main/java/org/apache/doris/mysql/privilege/AccessControllerManager.java: ########## @@ -0,0 +1,161 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you 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 org.apache.doris.mysql.privilege; + +import org.apache.doris.analysis.TableName; +import org.apache.doris.analysis.UserIdentity; +import org.apache.doris.catalog.AuthorizationInfo; +import org.apache.doris.datasource.InternalCatalog; +import org.apache.doris.mysql.privilege.Auth.PrivLevel; +import org.apache.doris.qe.ConnectContext; + +import com.google.common.base.Preconditions; +import com.google.common.collect.Maps; + +import java.util.Map; + +/** + * AccessControllerManager is the entry point of privilege authentication. + * There are 2 kinds of access controller: + * SystemAccessController: for global level priv, resource priv and other Doris internal priv checking + * CatalogAccessController: for specified catalog's priv checking, can be customized. + * And using InternalCatalogAccessController as default. + */ +public class AccessControllerManager { + private SystemAccessController sysAccessController; + private CatalogAccessController internalAccessController; + private Map<String, CatalogAccessController> ctlToCtlAccessController = Maps.newConcurrentMap(); + + public AccessControllerManager(Auth auth) { + sysAccessController = new SystemAccessController(auth); + internalAccessController = new InternalCatalogAccessController(auth); + ctlToCtlAccessController.put(InternalCatalog.INTERNAL_CATALOG_NAME, internalAccessController); + } + + private CatalogAccessController getAccessControllerOrDefault(String ctl) { + return ctlToCtlAccessController.getOrDefault(ctl, internalAccessController); + } + + public void addCatalogAccessControl(String ctl, CatalogAccessController controller) { + ctlToCtlAccessController.put(ctl, controller); + } + + public Auth getAuth() { + return sysAccessController.getAuth(); + } + + // ==== Global ==== + public boolean checkGlobalPriv(ConnectContext ctx, PrivPredicate wanted) { + return checkGlobalPriv(ctx.getCurrentUserIdentity(), wanted); + } + + public boolean checkGlobalPriv(UserIdentity currentUser, PrivPredicate wanted) { + return sysAccessController.checkGlobalPriv(currentUser, wanted); + } + + // ==== Catalog ==== + public boolean checkCtlPriv(ConnectContext ctx, String ctl, PrivPredicate wanted) { + return checkCtlPriv(ctx.getCurrentUserIdentity(), ctl, wanted); + } + + public boolean checkCtlPriv(UserIdentity currentUser, String ctl, PrivPredicate wanted) { + boolean hasGlobal = sysAccessController.checkGlobalPriv(currentUser, wanted); + boolean hasCtl = getAccessControllerOrDefault(ctl).checkCtlPriv(hasGlobal, currentUser, ctl, wanted); + return hasGlobal || hasCtl; + } + + // ==== Database ==== + public boolean checkDbPriv(ConnectContext ctx, String qualifiedDb, PrivPredicate wanted) { + return checkDbPriv(ctx.getCurrentUserIdentity(), qualifiedDb, wanted); + } + + public boolean checkDbPriv(UserIdentity currentUser, String db, PrivPredicate wanted) { + return checkDbPriv(currentUser, Auth.DEFAULT_CATALOG, db, wanted); + } + + public boolean checkDbPriv(ConnectContext ctx, String ctl, String db, PrivPredicate wanted) { + return checkDbPriv(ctx.getCurrentUserIdentity(), ctl, db, wanted); + } + + public boolean checkDbPriv(UserIdentity currentUser, String ctl, String db, PrivPredicate wanted) { + boolean hasGlobal = sysAccessController.checkGlobalPriv(currentUser, wanted); + boolean hasDb = getAccessControllerOrDefault(ctl).checkDbPriv(hasGlobal, currentUser, ctl, db, wanted); + return hasGlobal || hasDb; + } + + // ==== Table ==== + public boolean checkTblPriv(ConnectContext ctx, String qualifiedCtl, + String qualifiedDb, String tbl, PrivPredicate wanted) { + return checkTblPriv(ctx.getCurrentUserIdentity(), qualifiedCtl, qualifiedDb, tbl, wanted); + } + + public boolean checkTblPriv(ConnectContext ctx, String qualifiedDb, String tbl, PrivPredicate wanted) { + return checkTblPriv(ctx, Auth.DEFAULT_CATALOG, qualifiedDb, tbl, wanted); + } + + public boolean checkTblPriv(ConnectContext ctx, TableName tableName, PrivPredicate wanted) { + Preconditions.checkState(tableName.isFullyQualified()); + return checkTblPriv(ctx, tableName.getCtl(), tableName.getDb(), tableName.getTbl(), wanted); + } + + public boolean checkTblPriv(UserIdentity currentUser, String db, String tbl, PrivPredicate wanted) { + return checkTblPriv(currentUser, Auth.DEFAULT_CATALOG, db, tbl, wanted); + } + + public boolean checkTblPriv(UserIdentity currentUser, String ctl, String db, String tbl, PrivPredicate wanted) { + boolean hasGlobal = sysAccessController.checkGlobalPriv(currentUser, wanted); + boolean hasTbl = getAccessControllerOrDefault(ctl).checkTblPriv(hasGlobal, currentUser, ctl, db, tbl, wanted); Review Comment: same as 'checkCtlPriv' -- This is an automated message from the Apache Git Service. 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