This is an automated email from the ASF dual-hosted git repository. rombert pushed a commit to annotated tag org.apache.sling.jcr.jackrabbit.accessmanager-2.0.2-incubator in repository https://gitbox.apache.org/repos/asf/sling-org-apache-sling-jcr-jackrabbit-accessmanager.git
commit dc2cc3ea8b4434d884a3f14d349dd3315d961d63 Author: Felix Meschberger <[email protected]> AuthorDate: Thu Jun 18 09:21:02 2009 +0000 Move Sling to new TLP location git-svn-id: https://svn.eu.apache.org/repos/asf/sling/tags/org.apache.sling.jcr.jackrabbit.accessmanager-2.0.2-incubator@785979 13f79535-47bb-0310-9956-ffa450edef68 --- LICENSE | 202 +++++++ NOTICE | 8 + README.txt | 37 ++ pom.xml | 136 +++++ .../jackrabbit/accessmanager/PrivilegesInfo.java | 616 +++++++++++++++++++++ .../post/AbstractAccessPostServlet.java | 254 +++++++++ .../accessmanager/post/DeleteAcesServlet.java | 128 +++++ .../accessmanager/post/GetAclServlet.java | 180 ++++++ .../accessmanager/post/ModifyAceServlet.java | 241 ++++++++ src/main/resources/META-INF/DISCLAIMER | 7 + src/main/resources/META-INF/LICENSE | 202 +++++++ src/main/resources/META-INF/NOTICE | 8 + .../OSGI-INF/metatype/metatype.properties | 25 + .../accessmanager/PrivilegesResources.properties | 23 + 14 files changed, 2067 insertions(+) diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..75b5248 --- /dev/null +++ b/LICENSE @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + 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. diff --git a/NOTICE b/NOTICE new file mode 100644 index 0000000..ca3686b --- /dev/null +++ b/NOTICE @@ -0,0 +1,8 @@ +Apache Sling Jackrabbit JSR-283 Access Control Manager Support +Copyright 2008-2009 The Apache Software Foundation + +Apache Sling is based on source code originally developed +by Day Software (http://www.day.com/). + +This product includes software developed at +The Apache Software Foundation (http://www.apache.org/). diff --git a/README.txt b/README.txt new file mode 100644 index 0000000..c6a8b37 --- /dev/null +++ b/README.txt @@ -0,0 +1,37 @@ +Apache Sling Jackrabbit JSR-283 Access Control Manager Support + +Provides actions for the JSR-283 Access Control Manager. + +Disclaimer +========== +Apache Sling is an effort undergoing incubation at The Apache Software Foundation (ASF), +sponsored by the Apache Jackrabbit PMC. Incubation is required of all newly accepted +projects until a further review indicates that the infrastructure, communications, +and decision making process have stabilized in a manner consistent with other +successful ASF projects. While incubation status is not necessarily a reflection of +the completeness or stability of the code, it does indicate that the project has yet +to be fully endorsed by the ASF. + +Getting Started +=============== + +This component uses a Maven 2 (http://maven.apache.org/) build +environment. It requires a Java 5 JDK (or higher) and Maven (http://maven.apache.org/) +2.0.7 or later. We recommend to use the latest Maven version. + +If you have Maven 2 installed, you can compile and +package the jar using the following command: + + mvn package + +See the Maven 2 documentation for other build features. + +The latest source code for this component is available in the +Subversion (http://subversion.tigris.org/) source repository of +the Apache Software Foundation. If you have Subversion installed, +you can checkout the latest source using the following command: + + svn checkout http://svn.apache.org/repos/asf/incubator/sling/trunk/servlets/post + +See the Subversion documentation for other source control features. + diff --git a/pom.xml b/pom.xml new file mode 100644 index 0000000..513a7fe --- /dev/null +++ b/pom.xml @@ -0,0 +1,136 @@ +<?xml version="1.0" encoding="ISO-8859-1"?> +<!-- + 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. +--> +<project xmlns="http://maven.apache.org/POM/4.0.0"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd";> + + <modelVersion>4.0.0</modelVersion> + <parent> + <groupId>org.apache.sling</groupId> + <artifactId>sling</artifactId> + <version>5-incubator</version> + <relativePath>../../../parent/pom.xml</relativePath> + </parent> + + <artifactId>org.apache.sling.jcr.jackrabbit.accessmanager</artifactId> + <packaging>bundle</packaging> + <version>2.0.2-incubator</version> + <name>Apache Sling Jackrabbit JSR-283 Access Control Manager Support</name> + <description> + Provides SlingPostOperations for the Jackrabbit JSR-283 Access Control Manager. + </description> + + <scm> + <connection> + scm:svn:http://svn.apache.org/repos/asf/incubator/sling/tags/org.apache.sling.jcr.jackrabbit.accessmanager-2.0.2-incubator + </connection> + <developerConnection> + scm:svn:https://svn.apache.org/repos/asf/incubator/sling/tags/org.apache.sling.jcr.jackrabbit.accessmanager-2.0.2-incubator + </developerConnection> + <url> + http://svn.apache.org/viewvc/incubator/sling/tags/org.apache.sling.jcr.jackrabbit.accessmanager-2.0.2-incubator + </url> + </scm> + + <build> + <plugins> + <plugin> + <groupId>org.apache.felix</groupId> + <artifactId>maven-scr-plugin</artifactId> + </plugin> + <plugin> + <groupId>org.apache.felix</groupId> + <artifactId>maven-bundle-plugin</artifactId> + <extensions>true</extensions> + <configuration> + <instructions> + <Private-Package> + </Private-Package> + <Export-Package> + org.apache.sling.jcr.jackrabbit.accessmanager;version=${pom.version}, + org.apache.sling.jcr.jackrabbit.accessmanager.post;version=${pom.version} + </Export-Package> + <Sling-Initial-Content /> + <Sling-Nodetypes /> + </instructions> + </configuration> + </plugin> + </plugins> + </build> + + <reporting> + <plugins> + <plugin> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-javadoc-plugin</artifactId> + <configuration> + <!-- No javadocs --> + <excludePackageNames> + </excludePackageNames> + </configuration> + </plugin> + </plugins> + </reporting> + + <dependencies> + <dependency> + <groupId>javax.servlet</groupId> + <artifactId>servlet-api</artifactId> + </dependency> + + <dependency> + <groupId>org.apache.sling</groupId> + <artifactId>org.apache.sling.commons.json</artifactId> + <version>2.0.4-incubator</version> + </dependency> + + <dependency> + <groupId>org.apache.sling</groupId> + <artifactId>org.apache.sling.api</artifactId> + <version>2.0.4-incubator</version> + </dependency> + <dependency> + <groupId>org.apache.sling</groupId> + <artifactId>org.apache.sling.servlets.post</artifactId> + <version>2.0.4-incubator</version> + </dependency> + <dependency> + <groupId>org.apache.jackrabbit</groupId> + <artifactId>jackrabbit-api</artifactId> + <version>1.5.0</version> + </dependency> + <dependency> + <groupId>org.apache.sling</groupId> + <artifactId>org.apache.sling.jcr.base</artifactId> + <version>2.0.4-incubator</version> + </dependency> + <dependency> + <groupId>org.apache.jackrabbit</groupId> + <artifactId>jackrabbit-api</artifactId> + <version>1.5.0</version> + </dependency> + <dependency> + <groupId>org.apache.felix</groupId> + <artifactId>org.osgi.core</artifactId> + </dependency> + <dependency> + <groupId>org.apache.felix</groupId> + <artifactId>org.osgi.compendium</artifactId> + </dependency> + </dependencies> +</project> diff --git a/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesInfo.java b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesInfo.java new file mode 100644 index 0000000..3143650 --- /dev/null +++ b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesInfo.java @@ -0,0 +1,616 @@ +/* + * 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.sling.jcr.jackrabbit.accessmanager; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.security.Principal; +import java.util.Arrays; +import java.util.HashSet; +import java.util.Iterator; +import java.util.LinkedHashMap; +import java.util.Locale; +import java.util.Map; +import java.util.ResourceBundle; +import java.util.Set; + +import javax.jcr.Node; +import javax.jcr.RepositoryException; +import javax.jcr.Session; + +import org.apache.jackrabbit.api.jsr283.security.AccessControlEntry; +import org.apache.jackrabbit.api.jsr283.security.AccessControlList; +import org.apache.jackrabbit.api.jsr283.security.AccessControlManager; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicy; +import org.apache.jackrabbit.api.jsr283.security.Privilege; +import org.apache.jackrabbit.api.security.principal.PrincipalManager; +import org.apache.sling.jcr.base.util.AccessControlUtil; + +/** + * Helper class to assist in the usage of access control from scripts. + */ +public class PrivilegesInfo { + + /** + * Return the supported Privileges for the specified node. + * + * @param node the node to check + * @return array of Privileges + * @throws RepositoryException + */ + public Privilege [] getSupportedPrivileges(Node node) throws RepositoryException { + return getSupportedPrivileges(node.getSession(), node.getPath()); + } + + /** + * Returns the supported privileges for the specified path. + * + * @param session the session for the current user + * @param absPath the path to get the privileges for + * @return array of Privileges + * @throws RepositoryException + */ + public Privilege [] getSupportedPrivileges(Session session, String absPath) throws RepositoryException { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + Privilege[] supportedPrivileges = accessControlManager.getSupportedPrivileges(absPath); + return supportedPrivileges; + } + + /** + * Wrapper class that holds the set of Privileges that are granted + * and/or denied for a specific principal. + */ + public static class AccessRights { + private Set<Privilege> granted = new HashSet<Privilege>(); + private Set<Privilege> denied = new HashSet<Privilege>(); + + private transient static ResourceBundle resBundle = null; + private ResourceBundle getResourceBundle(Locale locale) { + if (resBundle == null || !resBundle.getLocale().equals(locale)) { + resBundle = ResourceBundle.getBundle(getClass().getPackage().getName() + ".PrivilegesResources", locale); + } + return resBundle; + } + + + public Set<Privilege> getGranted() { + return granted; + } + public Set<Privilege> getDenied() { + return denied; + } + + public String getPrivilegeSetDisplayName(Locale locale) { + if (denied != null && !denied.isEmpty()) { + //if there are any denied privileges, then this is a custom privilege set + return getResourceBundle(locale).getString("privilegeset.custom"); + } else { + if (granted.isEmpty()) { + //appears to have an empty privilege set + return getResourceBundle(locale).getString("privilegeset.none"); + } + + if (granted.size() == 1) { + //check if the single privilege is jcr:all or jcr:read + Iterator<Privilege> iterator = granted.iterator(); + Privilege next = iterator.next(); + if ("jcr:all".equals(next.getName())) { + //full control privilege set + return getResourceBundle(locale).getString("privilegeset.all"); + } else if ("jcr:read".equals(next.getName())) { + //readonly privilege set + return getResourceBundle(locale).getString("privilegeset.readonly"); + } + } else if (granted.size() == 2) { + //check if the two privileges are jcr:read and jcr:write + Iterator<Privilege> iterator = granted.iterator(); + Privilege next = iterator.next(); + Privilege next2 = iterator.next(); + if ( ("jcr:read".equals(next.getName()) && "jcr:write".equals(next2.getName())) || + ("jcr:read".equals(next2.getName()) && "jcr:write".equals(next.getName())) ) { + //read/write privileges + return getResourceBundle(locale).getString("privilegeset.readwrite"); + } + } + + //some other set of privileges + return getResourceBundle(locale).getString("privilegeset.custom"); + } + } + } + + /** + * Returns the mapping of declared access rights that have been set for the resource at + * the given path. + * + * @param node the node to get the access rights for + * @return map of access rights. Key is the user/group principal, value contains the granted/denied privileges + * @throws RepositoryException + */ + public Map<Principal, AccessRights> getDeclaredAccessRights(Node node) throws RepositoryException { + Map<Principal, AccessRights> accessRights = getDeclaredAccessRights(node.getSession(), node.getPath()); + return accessRights; + } + + /** + * Returns the mapping of declared access rights that have been set for the resource at + * the given path. + * + * @param session the current user session. + * @param absPath the path of the resource to get the access rights for + * @return map of access rights. Key is the user/group principal, value contains the granted/denied privileges + * @throws RepositoryException + */ + public Map<Principal, AccessRights> getDeclaredAccessRights(Session session, String absPath) throws RepositoryException { + Map<Principal, AccessRights> accessMap = new LinkedHashMap<Principal, AccessRights>(); + AccessControlEntry[] entries = getDeclaredAccessControlEntries(session, absPath); + if (entries != null) { + for (AccessControlEntry ace : entries) { + Principal principal = ace.getPrincipal(); + AccessRights accessPrivleges = accessMap.get(principal); + if (accessPrivleges == null) { + accessPrivleges = new AccessRights(); + accessMap.put(principal, accessPrivleges); + } + boolean allow = AccessControlUtil.isAllow(ace); + if (allow) { + accessPrivleges.getGranted().addAll(Arrays.asList(ace.getPrivileges())); + } else { + accessPrivleges.getDenied().addAll(Arrays.asList(ace.getPrivileges())); + } + } + } + + return accessMap; + } + + private AccessControlEntry[] getDeclaredAccessControlEntries(Session session, String absPath) throws RepositoryException { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlPolicy[] policies = accessControlManager.getPolicies(absPath); + for (AccessControlPolicy accessControlPolicy : policies) { + if (accessControlPolicy instanceof AccessControlList) { + AccessControlEntry[] accessControlEntries = ((AccessControlList)accessControlPolicy).getAccessControlEntries(); + return accessControlEntries; + } + } + return new AccessControlEntry[0]; + } + + /** + * Returns the declared access rights for the specified Node for the given + * principalId. + * + * @param node the JCR node to retrieve the access rights for + * @param principalId the principalId to get the access rights for + * @return access rights for the specified principal + * @throws RepositoryException + */ + public AccessRights getDeclaredAccessRightsForPrincipal(Node node, String principalId) throws RepositoryException { + return getDeclaredAccessRightsForPrincipal(node.getSession(), node.getPath(), principalId); + } + + /** + * Returns the declared access rights for the resource at the specified path for the given + * principalId. + * + * @param session the current JCR session + * @param absPath the path of the resource to retrieve the rights for + * @param principalId the principalId to get the access rights for + * @return access rights for the specified principal + * @throws RepositoryException + */ + public AccessRights getDeclaredAccessRightsForPrincipal(Session session, String absPath, String principalId) throws RepositoryException { + AccessRights rights = new AccessRights(); + if (principalId != null && principalId.length() > 0) { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlPolicy[] policies = accessControlManager.getPolicies(absPath); + for (AccessControlPolicy accessControlPolicy : policies) { + if (accessControlPolicy instanceof AccessControlList) { + AccessControlEntry[] accessControlEntries = ((AccessControlList)accessControlPolicy).getAccessControlEntries(); + for (AccessControlEntry ace : accessControlEntries) { + if (principalId.equals(ace.getPrincipal().getName())) { + boolean isAllow = AccessControlUtil.isAllow(ace); + if (isAllow) { + rights.getGranted().addAll(Arrays.asList(ace.getPrivileges())); + } else { + rights.getDenied().addAll(Arrays.asList(ace.getPrivileges())); + } + } + } + } + } + } + + return rights; + } + + + + + /** + * Returns the mapping of effective access rights that have been set for the resource at + * the given path. + * + * @param node the node to get the access rights for + * @return map of access rights. Key is the user/group principal, value contains the granted/denied privileges + * @throws RepositoryException + */ + public Map<Principal, AccessRights> getEffectiveAccessRights(Node node) throws RepositoryException { + Map<Principal, AccessRights> accessRights = getEffectiveAccessRights(node.getSession(), node.getPath()); + return accessRights; + } + + /** + * Returns the mapping of effective access rights that have been set for the resource at + * the given path. + * + * @param session the current user session. + * @param absPath the path of the resource to get the access rights for + * @return map of access rights. Key is the user/group principal, value contains the granted/denied privileges + * @throws RepositoryException + */ + public Map<Principal, AccessRights> getEffectiveAccessRights(Session session, String absPath) throws RepositoryException { + Map<Principal, AccessRights> accessMap = new LinkedHashMap<Principal, AccessRights>(); + AccessControlEntry[] entries = getEffectiveAccessControlEntries(session, absPath); + if (entries != null) { + for (AccessControlEntry ace : entries) { + Principal principal = ace.getPrincipal(); + AccessRights accessPrivleges = accessMap.get(principal); + if (accessPrivleges == null) { + accessPrivleges = new AccessRights(); + accessMap.put(principal, accessPrivleges); + } + boolean allow = AccessControlUtil.isAllow(ace); + if (allow) { + accessPrivleges.getGranted().addAll(Arrays.asList(ace.getPrivileges())); + } else { + accessPrivleges.getDenied().addAll(Arrays.asList(ace.getPrivileges())); + } + } + } + + return accessMap; + } + + private AccessControlEntry[] getEffectiveAccessControlEntries(Session session, String absPath) throws RepositoryException { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlPolicy[] policies = accessControlManager.getEffectivePolicies(absPath); + for (AccessControlPolicy accessControlPolicy : policies) { + if (accessControlPolicy instanceof AccessControlList) { + AccessControlEntry[] accessControlEntries = ((AccessControlList)accessControlPolicy).getAccessControlEntries(); + return accessControlEntries; + } + } + return new AccessControlEntry[0]; + } + + /** + * Returns the effective access rights for the specified Node for the given + * principalId. + * + * @param node the JCR node to retrieve the access rights for + * @param principalId the principalId to get the access rights for + * @return access rights for the specified principal + * @throws RepositoryException + */ + public AccessRights getEffectiveAccessRightsForPrincipal(Node node, String principalId) throws RepositoryException { + return getEffectiveAccessRightsForPrincipal(node.getSession(), node.getPath(), principalId); + } + + /** + * Returns the effective access rights for the resource at the specified path for the given + * principalId. + * + * @param session the current JCR session + * @param absPath the path of the resource to retrieve the rights for + * @param principalId the principalId to get the access rights for + * @return access rights for the specified principal + * @throws RepositoryException + */ + public AccessRights getEffectiveAccessRightsForPrincipal(Session session, String absPath, String principalId) throws RepositoryException { + AccessRights rights = new AccessRights(); + if (principalId != null && principalId.length() > 0) { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlPolicy[] policies = accessControlManager.getEffectivePolicies(absPath); + for (AccessControlPolicy accessControlPolicy : policies) { + if (accessControlPolicy instanceof AccessControlList) { + AccessControlEntry[] accessControlEntries = ((AccessControlList)accessControlPolicy).getAccessControlEntries(); + for (AccessControlEntry ace : accessControlEntries) { + if (principalId.equals(ace.getPrincipal().getName())) { + boolean isAllow = AccessControlUtil.isAllow(ace); + if (isAllow) { + rights.getGranted().addAll(Arrays.asList(ace.getPrivileges())); + } else { + rights.getDenied().addAll(Arrays.asList(ace.getPrivileges())); + } + } + } + } + } + } + + return rights; + } + + + + /** + * Checks whether the current user has been granted privileges + * to add children to the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canAddChildren(Node node) { + try { + return canAddChildren(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to add children to the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canAddChildren(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + return accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_ADD_CHILD_NODES) + }); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to delete children to the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canDeleteChildren(Node node) { + try { + return canDeleteChildren(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to delete children of the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canDeleteChildren(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + + return accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_REMOVE_CHILD_NODES) + }); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to delete the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canDelete(Node node) { + try { + return canDelete(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to delete the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canDelete(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + + String parentPath = absPath.substring(0, absPath.lastIndexOf('/')); + boolean canDelete = accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_REMOVE_NODE) + }) && canDeleteChildren(session, parentPath); + return canDelete; + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to modify properties of the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canModifyProperties(Node node) { + try { + return canModifyProperties(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to modify properties of the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canModifyProperties(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + return accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_MODIFY_PROPERTIES) + }); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to read the access control of the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canReadAccessControl(Node node) { + try { + return canReadAccessControl(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to read the access control of the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canReadAccessControl(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + return accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_READ_ACCESS_CONTROL) + }); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to modify the access control of the specified node. + * + * @param node the node to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canModifyAccessControl(Node node) { + try { + return canModifyAccessControl(node.getSession(), node.getPath()); + } catch (RepositoryException e) { + return false; + } + } + + /** + * Checks whether the current user has been granted privileges + * to modify the access control of the specified path. + * + * @param session the JCR session of the current user + * @param absPath the path of the resource to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canModifyAccessControl(Session session, String absPath) { + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + return accessControlManager.hasPrivileges(absPath, new Privilege[] { + accessControlManager.privilegeFromName(Privilege.JCR_MODIFY_ACCESS_CONTROL) + }); + } catch (RepositoryException e) { + return false; + } + } + + + /** + * Checks whether the current user has been granted privileges + * to update the properties of the specified principal. + * + * @param session the JCR session for the current user + * @param principalID the id of the principal to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canUpdateAuthorizable(Session session, String principalID) { + try { + PrincipalManager principalManager = AccessControlUtil.getPrincipalManager(session); + Principal principal = principalManager.getPrincipal(principalID); + if (principal == null) { + return false; + } + + String path = getAuthorizableItemPath(principal); + return canModifyProperties(session, path); + } catch (Exception e) { + //just eat it. + return false; + } + } + private String getAuthorizableItemPath(Principal principal) + throws NoSuchMethodException, IllegalAccessException, + InvocationTargetException { + //should check if principal implements ItemBasedPrincipal, but it is not visible here so use reflection instead + Method method = principal.getClass().getMethod("getPath"); + String path = (String)method.invoke(principal); + return path; + } + + /** + * Checks whether the current user has been granted privileges + * to delete the specified principal. + * + * @param session the JCR session for the current user + * @param principalID the id of the principal to check + * @return true if the current user has the privileges, false otherwise + */ + public boolean canDeleteAuthorizable(Session session, String principalID) { + try { + PrincipalManager principalManager = AccessControlUtil.getPrincipalManager(session); + Principal principal = principalManager.getPrincipal(principalID); + if (principal == null) { + return false; + } + + //should check if principal implements ItemBasedPrincipal, but it is not visible here so use reflection instead + String path = getAuthorizableItemPath(principal); + return canDelete(session, path); + } catch (Exception e) { + //just eat it. + return false; + } + } +} diff --git a/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/AbstractAccessPostServlet.java b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/AbstractAccessPostServlet.java new file mode 100644 index 0000000..1d73c6a --- /dev/null +++ b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/AbstractAccessPostServlet.java @@ -0,0 +1,254 @@ +/* + * 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.sling.jcr.jackrabbit.accessmanager.post; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.List; + +import javax.jcr.RepositoryException; +import javax.jcr.Session; +import javax.servlet.ServletException; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +import org.apache.sling.api.SlingHttpServletRequest; +import org.apache.sling.api.SlingHttpServletResponse; +import org.apache.sling.api.resource.ResourceNotFoundException; +import org.apache.sling.api.resource.ResourceUtil; +import org.apache.sling.api.servlets.HtmlResponse; +import org.apache.sling.api.servlets.SlingAllMethodsServlet; +import org.apache.sling.api.wrappers.SlingRequestPaths; +import org.apache.sling.servlets.post.Modification; +import org.apache.sling.servlets.post.SlingPostConstants; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Base class for all the POST servlets for the AccessManager operations + */ +public abstract class AbstractAccessPostServlet extends SlingAllMethodsServlet { + private static final long serialVersionUID = -5918670409789895333L; + + /** + * default log + */ + private final Logger log = LoggerFactory.getLogger(getClass()); + + /* (non-Javadoc) + * @see org.apache.sling.api.servlets.SlingAllMethodsServlet#doPost(org.apache.sling.api.SlingHttpServletRequest, org.apache.sling.api.SlingHttpServletResponse) + */ + @Override + protected void doPost(SlingHttpServletRequest request, + SlingHttpServletResponse httpResponse) throws ServletException, + IOException { + // prepare the response + HtmlResponse htmlResponse = new HtmlResponse(); + htmlResponse.setReferer(request.getHeader("referer")); + + // calculate the paths + String path = getItemPath(request); + htmlResponse.setPath(path); + + // location + htmlResponse.setLocation(externalizePath(request, path)); + + // parent location + path = ResourceUtil.getParent(path); + if (path != null) { + htmlResponse.setParentLocation(externalizePath(request, path)); + } + + Session session = request.getResourceResolver().adaptTo(Session.class); + + final List<Modification> changes = new ArrayList<Modification>(); + + try { + handleOperation(request, htmlResponse, changes); + + //TODO: maybe handle SlingAuthorizablePostProcessor handlers here + + // set changes on html response + for(Modification change : changes) { + switch ( change.getType() ) { + case MODIFY : htmlResponse.onModified(change.getSource()); break; + case DELETE : htmlResponse.onDeleted(change.getSource()); break; + case MOVE : htmlResponse.onMoved(change.getSource(), change.getDestination()); break; + case COPY : htmlResponse.onCopied(change.getSource(), change.getDestination()); break; + case CREATE : htmlResponse.onCreated(change.getSource()); break; + case ORDER : htmlResponse.onChange("ordered", change.getSource(), change.getDestination()); break; + } + } + + if (session.hasPendingChanges()) { + session.save(); + } + } catch (ResourceNotFoundException rnfe) { + htmlResponse.setStatus(HttpServletResponse.SC_NOT_FOUND, + rnfe.getMessage()); + } catch (Throwable throwable) { + log.debug("Exception while handling POST " + + request.getResource().getPath() + " with " + + getClass().getName(), throwable); + htmlResponse.setError(throwable); + } finally { + try { + if (session.hasPendingChanges()) { + session.refresh(false); + } + } catch (RepositoryException e) { + log.warn("RepositoryException in finally block: {}", + e.getMessage(), e); + } + } + + // check for redirect URL if processing succeeded + if (htmlResponse.isSuccessful()) { + String redirect = getRedirectUrl(request, htmlResponse); + if (redirect != null) { + httpResponse.sendRedirect(redirect); + return; + } + } + + // create a html response and send if unsuccessful or no redirect + htmlResponse.send(httpResponse, isSetStatus(request)); + } + + /** + * Extending Servlet should implement this operation to do the work + * + * @param request the sling http request to process + * @param htmlResponse the response + * @param changes + */ + abstract protected void handleOperation(SlingHttpServletRequest request, + HtmlResponse htmlResponse, List<Modification> changes) throws RepositoryException; + + + /** + * compute redirect URL (SLING-126) + * + * @param ctx the post processor + * @return the redirect location or <code>null</code> + */ + protected String getRedirectUrl(HttpServletRequest request, HtmlResponse ctx) { + // redirect param has priority (but see below, magic star) + String result = request.getParameter(SlingPostConstants.RP_REDIRECT_TO); + if (result != null && ctx.getPath() != null) { + + // redirect to created/modified Resource + int star = result.indexOf('*'); + if (star >= 0) { + StringBuffer buf = new StringBuffer(); + + // anything before the star + if (star > 0) { + buf.append(result.substring(0, star)); + } + + // append the name of the manipulated node + buf.append(ResourceUtil.getName(ctx.getPath())); + + // anything after the star + if (star < result.length() - 1) { + buf.append(result.substring(star + 1)); + } + + // use the created path as the redirect result + result = buf.toString(); + + } else if (result.endsWith(SlingPostConstants.DEFAULT_CREATE_SUFFIX)) { + // if the redirect has a trailing slash, append modified node + // name + result = result.concat(ResourceUtil.getName(ctx.getPath())); + } + + if (log.isDebugEnabled()) { + log.debug("Will redirect to " + result); + } + } + return result; + } + + protected boolean isSetStatus(SlingHttpServletRequest request) { + String statusParam = request.getParameter(SlingPostConstants.RP_STATUS); + if (statusParam == null) { + log.debug( + "getStatusMode: Parameter {} not set, assuming standard status code", + SlingPostConstants.RP_STATUS); + return true; + } + + if (SlingPostConstants.STATUS_VALUE_BROWSER.equals(statusParam)) { + log.debug( + "getStatusMode: Parameter {} asks for user-friendly status code", + SlingPostConstants.RP_STATUS); + return false; + } + + if (SlingPostConstants.STATUS_VALUE_STANDARD.equals(statusParam)) { + log.debug( + "getStatusMode: Parameter {} asks for standard status code", + SlingPostConstants.RP_STATUS); + return true; + } + + log.debug( + "getStatusMode: Parameter {} set to unknown value {}, assuming standard status code", + SlingPostConstants.RP_STATUS); + return true; + } + + // ------ These methods were copied from AbstractSlingPostOperation ------ + + /** + * Returns the path of the resource of the request as the item path. + * <p> + * This method may be overwritten by extension if the operation has + * different requirements on path processing. + */ + protected String getItemPath(SlingHttpServletRequest request) { + return request.getResource().getPath(); + } + + /** + * Returns an external form of the given path prepending the context path + * and appending a display extension. + * + * @param path the path to externalize + * @return the url + */ + protected final String externalizePath(SlingHttpServletRequest request, + String path) { + StringBuffer ret = new StringBuffer(); + ret.append(SlingRequestPaths.getContextPath(request)); + ret.append(request.getResourceResolver().map(path)); + + // append optional extension + String ext = request.getParameter(SlingPostConstants.RP_DISPLAY_EXTENSION); + if (ext != null && ext.length() > 0) { + if (ext.charAt(0) != '.') { + ret.append('.'); + } + ret.append(ext); + } + + return ret.toString(); + } + +} diff --git a/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/DeleteAcesServlet.java b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/DeleteAcesServlet.java new file mode 100644 index 0000000..3c5b28d --- /dev/null +++ b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/DeleteAcesServlet.java @@ -0,0 +1,128 @@ +/* + * 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.sling.jcr.jackrabbit.accessmanager.post; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashSet; +import java.util.List; +import java.util.Set; + +import javax.jcr.Item; +import javax.jcr.RepositoryException; +import javax.jcr.Session; + +import org.apache.jackrabbit.api.jsr283.security.AccessControlEntry; +import org.apache.jackrabbit.api.jsr283.security.AccessControlList; +import org.apache.jackrabbit.api.jsr283.security.AccessControlManager; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicy; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicyIterator; +import org.apache.sling.api.SlingHttpServletRequest; +import org.apache.sling.api.resource.Resource; +import org.apache.sling.api.resource.ResourceNotFoundException; +import org.apache.sling.api.servlets.HtmlResponse; +import org.apache.sling.jcr.base.util.AccessControlUtil; +import org.apache.sling.servlets.post.Modification; +import org.apache.sling.servlets.post.SlingPostConstants; + +/** + * Sling Post Servlet implementation for deleting the ACE for a set of principals on + * a JCR resource. + * + * @scr.component immediate="true" + * @scr.service interface="javax.servlet.Servlet" + * @scr.property name="sling.servlet.resourceTypes" value="sling/servlet/default" + * @scr.property name="sling.servlet.methods" value="POST" + * @scr.property name="sling.servlet.selectors" value="deleteAce" + */ +public class DeleteAcesServlet extends AbstractAccessPostServlet { + private static final long serialVersionUID = 3784866802938282971L; + + /* (non-Javadoc) + * @see org.apache.sling.jackrabbit.accessmanager.post.AbstractAccessPostServlet#handleOperation(org.apache.sling.api.SlingHttpServletRequest, org.apache.sling.api.servlets.HtmlResponse, java.util.List) + */ + @Override + protected void handleOperation(SlingHttpServletRequest request, + HtmlResponse htmlResponse, List<Modification> changes) + throws RepositoryException { + + String[] applyTo = request.getParameterValues(SlingPostConstants.RP_APPLY_TO); + if (applyTo == null) { + throw new RepositoryException("principalIds were not sumitted."); + } else { + String resourcePath = null; + Resource resource = request.getResource(); + if (resource == null) { + throw new ResourceNotFoundException("Resource not found."); + } else { + Item item = resource.adaptTo(Item.class); + if (item != null) { + resourcePath = item.getPath(); + } else { + throw new ResourceNotFoundException("Resource is not a JCR Node"); + } + } + + Session session = request.getResourceResolver().adaptTo(Session.class); + if (session == null) { + throw new RepositoryException("JCR Session not found"); + } + + //load the principalIds array into a set for quick lookup below + Set<String> pidSet = new HashSet<String>(); + pidSet.addAll(Arrays.asList(applyTo)); + + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlList updatedAcl = null; + AccessControlPolicyIterator applicablePolicies = accessControlManager.getApplicablePolicies(resourcePath); + while (applicablePolicies.hasNext()) { + AccessControlPolicy policy = applicablePolicies.nextAccessControlPolicy(); + if (policy instanceof AccessControlList) { + updatedAcl = (AccessControlList)policy; + break; + } + } + if (updatedAcl == null) { + throw new RepositoryException("Unable to find an access control policy to update."); + } + + //keep track of the existing Aces for the target principal + AccessControlEntry[] accessControlEntries = updatedAcl.getAccessControlEntries(); + List<AccessControlEntry> oldAces = new ArrayList<AccessControlEntry>(); + for (AccessControlEntry ace : accessControlEntries) { + if (pidSet.contains(ace.getPrincipal().getName())) { + oldAces.add(ace); + } + } + + //remove the old aces + if (!oldAces.isEmpty()) { + for (AccessControlEntry ace : oldAces) { + updatedAcl.removeAccessControlEntry(ace); + } + } + + //apply the changed policy + accessControlManager.setPolicy(resourcePath, updatedAcl); + } catch (RepositoryException re) { + throw new RepositoryException("Failed to delete access control.", re); + } + } + } + +} diff --git a/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/GetAclServlet.java b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/GetAclServlet.java new file mode 100644 index 0000000..586ec57 --- /dev/null +++ b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/GetAclServlet.java @@ -0,0 +1,180 @@ +/* + * 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.sling.jcr.jackrabbit.accessmanager.post; + +import java.io.IOException; +import java.security.Principal; +import java.util.LinkedHashMap; +import java.util.LinkedHashSet; +import java.util.Map; +import java.util.Set; +import java.util.Map.Entry; + +import javax.jcr.AccessDeniedException; +import javax.jcr.Item; +import javax.jcr.RepositoryException; +import javax.jcr.Session; +import javax.servlet.ServletException; +import javax.servlet.http.HttpServletResponse; + +import org.apache.jackrabbit.api.jsr283.security.AccessControlEntry; +import org.apache.jackrabbit.api.jsr283.security.AccessControlList; +import org.apache.jackrabbit.api.jsr283.security.AccessControlManager; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicy; +import org.apache.jackrabbit.api.jsr283.security.Privilege; +import org.apache.sling.api.SlingHttpServletRequest; +import org.apache.sling.api.SlingHttpServletResponse; +import org.apache.sling.api.resource.Resource; +import org.apache.sling.api.resource.ResourceNotFoundException; +import org.apache.sling.api.servlets.SlingAllMethodsServlet; +import org.apache.sling.commons.json.JSONObject; +import org.apache.sling.jcr.base.util.AccessControlUtil; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Sling GET servlet implementation for dumping the declared ACL of a resource + * to JSON. + * + * @scr.component immediate="true" + * @scr.service interface="javax.servlet.Servlet" + * @scr.property name="sling.servlet.resourceTypes" value="sling/servlet/default" + * @scr.property name="sling.servlet.methods" value="GET" + * @scr.property name="sling.servlet.selectors" value="acl" + * @scr.property name="sling.servlet.extensions " value="json" + */ +public class GetAclServlet extends SlingAllMethodsServlet { + private static final long serialVersionUID = 3391376559396223184L; + + /** + * default log + */ + private final Logger log = LoggerFactory.getLogger(getClass()); + + /* (non-Javadoc) + * @see org.apache.sling.api.servlets.SlingSafeMethodsServlet#doGet(org.apache.sling.api.SlingHttpServletRequest, org.apache.sling.api.SlingHttpServletResponse) + */ + @Override + protected void doGet(SlingHttpServletRequest request, + SlingHttpServletResponse response) throws ServletException, + IOException { + + try { + Session session = request.getResourceResolver().adaptTo(Session.class); + if (session == null) { + throw new RepositoryException("JCR Session not found"); + } + + String resourcePath = null; + Resource resource = request.getResource(); + if (resource == null) { + throw new ResourceNotFoundException("Resource not found."); + } else { + Item item = resource.adaptTo(Item.class); + if (item != null) { + resourcePath = item.getPath(); + } else { + throw new ResourceNotFoundException("Resource is not a JCR Node"); + } + } + + AccessControlEntry[] declaredAccessControlEntries = getDeclaredAccessControlEntries(session, resourcePath); + Map<String, Map<String, Set<String>>> aclMap = new LinkedHashMap<String, Map<String,Set<String>>>(); + for (AccessControlEntry ace : declaredAccessControlEntries) { + Principal principal = ace.getPrincipal(); + Map<String, Set<String>> map = aclMap.get(principal.getName()); + if (map == null) { + map = new LinkedHashMap<String, Set<String>>(); + aclMap.put(principal.getName(), map); + } + + boolean allow = AccessControlUtil.isAllow(ace); + if (allow) { + Set<String> grantedSet = map.get("granted"); + if (grantedSet == null) { + grantedSet = new LinkedHashSet<String>(); + map.put("granted", grantedSet); + } + Privilege[] privileges = ace.getPrivileges(); + for (Privilege privilege : privileges) { + grantedSet.add(privilege.getName()); + } + } else { + Set<String> deniedSet = map.get("denied"); + if (deniedSet == null) { + deniedSet = new LinkedHashSet<String>(); + map.put("denied", deniedSet); + } + Privilege[] privileges = ace.getPrivileges(); + for (Privilege privilege : privileges) { + deniedSet.add(privilege.getName()); + } + } + } + + + response.setContentType("application/json"); + response.setCharacterEncoding("UTF-8"); + + JSONObject jsonObj = new JSONObject(); + Set<Entry<String, Map<String, Set<String>>>> entrySet = aclMap.entrySet(); + for (Entry<String, Map<String, Set<String>>> entry : entrySet) { + String principalName = entry.getKey(); + Map<String, Set<String>> value = entry.getValue(); + + JSONObject aceObject = new JSONObject(); + Set<String> grantedSet = value.get("granted"); + if (grantedSet != null) { + aceObject.put("granted", grantedSet); + } + + Set<String> deniedSet = value.get("denied"); + if (deniedSet != null) { + aceObject.put("denied", deniedSet); + } + + jsonObj.put(principalName, aceObject); + } + + + // do the dump + jsonObj.write(response.getWriter()); + } catch (AccessDeniedException ade) { + response.sendError(HttpServletResponse.SC_NOT_FOUND); + } catch (ResourceNotFoundException rnfe) { + response.sendError(HttpServletResponse.SC_NOT_FOUND, rnfe.getMessage()); + } catch (Throwable throwable) { + log.debug("Exception while handling GET " + + request.getResource().getPath() + " with " + + getClass().getName(), throwable); + throw new ServletException(throwable); + } + } + + private AccessControlEntry[] getDeclaredAccessControlEntries(Session session, String absPath) throws RepositoryException { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlPolicy[] policies = accessControlManager.getPolicies(absPath); + for (AccessControlPolicy accessControlPolicy : policies) { + if (accessControlPolicy instanceof AccessControlList) { + AccessControlEntry[] accessControlEntries = ((AccessControlList)accessControlPolicy).getAccessControlEntries(); + return accessControlEntries; + } + } + return new AccessControlEntry[0]; + } + +} diff --git a/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/ModifyAceServlet.java b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/ModifyAceServlet.java new file mode 100644 index 0000000..b6ed930 --- /dev/null +++ b/src/main/java/org/apache/sling/jcr/jackrabbit/accessmanager/post/ModifyAceServlet.java @@ -0,0 +1,241 @@ +/* + * 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.sling.jcr.jackrabbit.accessmanager.post; + +import java.security.Principal; +import java.util.ArrayList; +import java.util.Enumeration; +import java.util.List; + +import javax.jcr.Item; +import javax.jcr.RepositoryException; +import javax.jcr.Session; + +import org.apache.jackrabbit.api.jsr283.security.AccessControlEntry; +import org.apache.jackrabbit.api.jsr283.security.AccessControlList; +import org.apache.jackrabbit.api.jsr283.security.AccessControlManager; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicy; +import org.apache.jackrabbit.api.jsr283.security.AccessControlPolicyIterator; +import org.apache.jackrabbit.api.jsr283.security.Privilege; +import org.apache.jackrabbit.api.security.user.Authorizable; +import org.apache.jackrabbit.api.security.user.UserManager; +import org.apache.sling.api.SlingHttpServletRequest; +import org.apache.sling.api.resource.Resource; +import org.apache.sling.api.resource.ResourceNotFoundException; +import org.apache.sling.api.servlets.HtmlResponse; +import org.apache.sling.jcr.base.util.AccessControlUtil; +import org.apache.sling.servlets.post.Modification; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Sling Post Servlet implementation for modifying the ACE for a principal on + * a JCR resource. + * + * @scr.component immediate="true" + * @scr.service interface="javax.servlet.Servlet" + * @scr.property name="sling.servlet.resourceTypes" value="sling/servlet/default" + * @scr.property name="sling.servlet.methods" value="POST" + * @scr.property name="sling.servlet.selectors" value="modifyAce" + */ +public class ModifyAceServlet extends AbstractAccessPostServlet { + private static final long serialVersionUID = -9182485466670280437L; + + /** + * default log + */ + private final Logger log = LoggerFactory.getLogger(getClass()); + + /* (non-Javadoc) + * @see org.apache.sling.jackrabbit.accessmanager.post.AbstractAccessPostServlet#handleOperation(org.apache.sling.api.SlingHttpServletRequest, org.apache.sling.api.servlets.HtmlResponse, java.util.List) + */ + @SuppressWarnings("unchecked") + @Override + protected void handleOperation(SlingHttpServletRequest request, + HtmlResponse htmlResponse, List<Modification> changes) + throws RepositoryException { + Session session = request.getResourceResolver().adaptTo(Session.class); + if (session == null) { + throw new RepositoryException("JCR Session not found"); + } + + String principalId = request.getParameter("principalId"); + if (principalId == null) { + throw new RepositoryException("principalId was not submitted."); + } + UserManager userManager = AccessControlUtil.getUserManager(session); + Authorizable authorizable = userManager.getAuthorizable(principalId); + if (authorizable == null) { + throw new RepositoryException("No principal found for id: " + principalId); + } + + String resourcePath = null; + Resource resource = request.getResource(); + if (resource == null) { + throw new ResourceNotFoundException("Resource not found."); + } else { + Item item = resource.adaptTo(Item.class); + if (item != null) { + resourcePath = item.getPath(); + } else { + throw new ResourceNotFoundException("Resource is not a JCR Node"); + } + } + + + List<String> grantedPrivilegeNames = new ArrayList<String>(); + List<String> deniedPrivilegeNames = new ArrayList<String>(); + Enumeration parameterNames = request.getParameterNames(); + while (parameterNames.hasMoreElements()) { + Object nextElement = parameterNames.nextElement(); + if (nextElement instanceof String) { + String paramName = (String)nextElement; + if (paramName.startsWith("privilege@")) { + String parameterValue = request.getParameter(paramName); + if (parameterValue != null && parameterValue.length() > 0) { + if ("granted".equals(parameterValue)) { + String privilegeName = paramName.substring(10); + grantedPrivilegeNames.add(privilegeName); + } else if ("denied".equals(parameterValue)) { + String privilegeName = paramName.substring(10); + deniedPrivilegeNames.add(privilegeName); + } + } + } + } + } + + try { + AccessControlManager accessControlManager = AccessControlUtil.getAccessControlManager(session); + AccessControlList updatedAcl = null; + AccessControlPolicyIterator applicablePolicies = accessControlManager.getApplicablePolicies(resourcePath); + while (applicablePolicies.hasNext()) { + AccessControlPolicy policy = applicablePolicies.nextAccessControlPolicy(); + if (policy instanceof AccessControlList) { + updatedAcl = (AccessControlList)policy; + break; + } + } + if (updatedAcl == null) { + throw new RepositoryException("Unable to find an access conrol policy to update."); + } + + StringBuilder oldPrivileges = null; + StringBuilder newPrivileges = null; + if (log.isDebugEnabled()) { + oldPrivileges = new StringBuilder(); + newPrivileges = new StringBuilder(); + } + + //keep track of the existing Aces for the target principal + AccessControlEntry[] accessControlEntries = updatedAcl.getAccessControlEntries(); + List<AccessControlEntry> oldAces = new ArrayList<AccessControlEntry>(); + for (AccessControlEntry ace : accessControlEntries) { + if (principalId.equals(ace.getPrincipal().getName())) { + if (log.isDebugEnabled()) { + log.debug("Found Existing ACE for principal {0} on resource: ", new Object[] {principalId, resourcePath}); + } + oldAces.add(ace); + + if (log.isDebugEnabled()) { + //collect the information for debug logging + boolean isAllow = AccessControlUtil.isAllow(ace); + Privilege[] privileges = ace.getPrivileges(); + for (Privilege privilege : privileges) { + if (oldPrivileges.length() > 0) { + oldPrivileges.append(", "); //separate entries by commas + } + if (isAllow) { + oldPrivileges.append("granted="); + } else { + oldPrivileges.append("denied="); + } + oldPrivileges.append(privilege.getName()); + } + } + } + } + + //remove the old aces + if (!oldAces.isEmpty()) { + for (AccessControlEntry ace : oldAces) { + updatedAcl.removeAccessControlEntry(ace); + } + } + + //add a fresh ACE with the granted privileges + List<Privilege> grantedPrivilegeList = new ArrayList<Privilege>(); + for (String name : grantedPrivilegeNames) { + if (name.length() == 0) { + continue; //empty, skip it. + } + Privilege privilege = accessControlManager.privilegeFromName(name); + grantedPrivilegeList.add(privilege); + + if (log.isDebugEnabled()) { + if (newPrivileges.length() > 0) { + newPrivileges.append(", "); //separate entries by commas + } + newPrivileges.append("granted="); + newPrivileges.append(privilege.getName()); + } + } + if (grantedPrivilegeList.size() > 0) { + Principal principal = authorizable.getPrincipal(); + updatedAcl.addAccessControlEntry(principal, grantedPrivilegeList.toArray(new Privilege[grantedPrivilegeList.size()])); + } + + //if the authorizable is a user (not a group) process any denied privileges + if (!authorizable.isGroup()) { + //add a fresh ACE with the denied privileges + List<Privilege> deniedPrivilegeList = new ArrayList<Privilege>(); + for (String name : deniedPrivilegeNames) { + if (name.length() == 0) { + continue; //empty, skip it. + } + Privilege privilege = accessControlManager.privilegeFromName(name); + deniedPrivilegeList.add(privilege); + + if (log.isDebugEnabled()) { + if (newPrivileges.length() > 0) { + newPrivileges.append(", "); //separate entries by commas + } + newPrivileges.append("denied="); + newPrivileges.append(privilege.getName()); + } + } + if (deniedPrivilegeList.size() > 0) { + Principal principal = authorizable.getPrincipal(); + AccessControlUtil.addEntry(updatedAcl, principal, deniedPrivilegeList.toArray(new Privilege[deniedPrivilegeList.size()]), false); + } + } + + accessControlManager.setPolicy(resourcePath, updatedAcl); + if (session.hasPendingChanges()) { + session.save(); + } + + if (log.isDebugEnabled()) { + log.debug("Updated ACE for principalId {0} for resource {1) from {2} to {3}", new Object [] { + authorizable.getID(), resourcePath, oldPrivileges.toString(), newPrivileges.toString() + }); + } + } catch (RepositoryException re) { + throw new RepositoryException("Failed to create ace.", re); + } + } +} diff --git a/src/main/resources/META-INF/DISCLAIMER b/src/main/resources/META-INF/DISCLAIMER new file mode 100644 index 0000000..90850c2 --- /dev/null +++ b/src/main/resources/META-INF/DISCLAIMER @@ -0,0 +1,7 @@ +Apache Sling is an effort undergoing incubation at The Apache Software Foundation (ASF), +sponsored by the Apache Jackrabbit PMC. Incubation is required of all newly accepted +projects until a further review indicates that the infrastructure, communications, +and decision making process have stabilized in a manner consistent with other +successful ASF projects. While incubation status is not necessarily a reflection of +the completeness or stability of the code, it does indicate that the project has yet +to be fully endorsed by the ASF. \ No newline at end of file diff --git a/src/main/resources/META-INF/LICENSE b/src/main/resources/META-INF/LICENSE new file mode 100644 index 0000000..d645695 --- /dev/null +++ b/src/main/resources/META-INF/LICENSE @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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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. +# + + +# +# This file contains localization strings for configuration labels and +# descriptions as used in the metatype.xml descriptor generated by the +# the Sling SCR plugin + diff --git a/src/main/resources/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesResources.properties b/src/main/resources/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesResources.properties new file mode 100644 index 0000000..9c0112e --- /dev/null +++ b/src/main/resources/org/apache/sling/jcr/jackrabbit/accessmanager/PrivilegesResources.properties @@ -0,0 +1,23 @@ +# +# 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. + +privilegeset.all=Full Control +privilegeset.readonly=Read Only +privilegeset.readwrite=Read/Write +privilegeset.none=None +privilegeset.custom=Custom \ No newline at end of file -- To stop receiving notification emails like this one, please contact "[email protected]" <[email protected]>.
