| /* |
| * 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.knox.gateway.filter; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.apache.knox.gateway.i18n.messages.MessagesFactory; |
| import org.apache.knox.gateway.util.IpAddressValidator; |
| |
| public class AclParser { |
| private static AclsAuthorizationMessages log = MessagesFactory.get( AclsAuthorizationMessages.class ); |
| |
| public List<String> users; |
| public List<String> groups; |
| public boolean anyUser = true; |
| public boolean anyGroup = true; |
| public IpAddressValidator ipv; |
| |
| |
| public AclParser() { |
| users = new ArrayList<>(); |
| groups = new ArrayList<>(); |
| ipv = new IpAddressValidator(null); |
| } |
| |
| public void parseAcls(String resourceRole, String acls) throws InvalidACLException { |
| if (acls != null) { |
| String[] parts = acls.split(";"); |
| if (parts.length != 3) { |
| log.invalidAclsFoundForResource(resourceRole); |
| throw new InvalidACLException("Invalid ACLs specified for requested resource: " + resourceRole); |
| } else { |
| log.aclsFoundForResource(resourceRole); |
| } |
| parseUserAcls(parts); |
| |
| parseGroupAcls(parts); |
| |
| parseIpAddressAcls(parts); |
| } else { |
| log.noAclsFoundForResource(resourceRole); |
| } |
| } |
| |
| private void parseUserAcls(String[] parts) { |
| Collections.addAll(users, parts[0].split(",")); |
| if (!users.contains("*")) { |
| anyUser = false; |
| } |
| } |
| |
| private void parseGroupAcls(String[] parts) { |
| Collections.addAll(groups, parts[1].split(",")); |
| if (!groups.contains("*")) { |
| anyGroup = false; |
| } |
| } |
| |
| private void parseIpAddressAcls(String[] parts) { |
| ipv = new IpAddressValidator(parts[2]); |
| } |
| } |