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Posted to oak-commits@jackrabbit.apache.org by an...@apache.org on 2018/04/05 07:12:06 UTC

svn commit: r1828397 - in /jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models: ./ readonly/ readonly/ReadOnlyAuthorizationConfiguration.java

Author: angela
Date: Thu Apr  5 07:12:06 2018
New Revision: 1828397

URL: http://svn.apache.org/viewvc?rev=1828397&view=rev
Log:
OAK-5122 : Exercise for Custom Authorization Models (wip)

Added:
    jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/
    jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/
    jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java   (with props)

Added: jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java?rev=1828397&view=auto
==============================================================================
--- jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java (added)
+++ jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java Thu Apr  5 07:12:06 2018
@@ -0,0 +1,313 @@
+/*
+ * 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.jackrabbit.oak.exercise.security.authorization.models.readonly;
+
+import java.security.Principal;
+import java.util.List;
+import java.util.Set;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import javax.jcr.UnsupportedRepositoryOperationException;
+import javax.jcr.security.AccessControlManager;
+import javax.jcr.security.AccessControlPolicy;
+import javax.jcr.security.AccessControlPolicyIterator;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Iterators;
+import com.google.common.collect.Sets;
+import org.apache.jackrabbit.api.security.JackrabbitAccessControlPolicy;
+import org.apache.jackrabbit.commons.iterator.AccessControlPolicyIteratorAdapter;
+import org.apache.jackrabbit.oak.api.PropertyState;
+import org.apache.jackrabbit.oak.api.Root;
+import org.apache.jackrabbit.oak.api.Tree;
+import org.apache.jackrabbit.oak.namepath.NamePathMapper;
+import org.apache.jackrabbit.oak.plugins.tree.TreeLocation;
+import org.apache.jackrabbit.oak.plugins.tree.TreeType;
+import org.apache.jackrabbit.oak.spi.commit.CommitHook;
+import org.apache.jackrabbit.oak.spi.commit.MoveTracker;
+import org.apache.jackrabbit.oak.spi.commit.ThreeWayConflictHandler;
+import org.apache.jackrabbit.oak.spi.commit.ValidatorProvider;
+import org.apache.jackrabbit.oak.spi.lifecycle.RepositoryInitializer;
+import org.apache.jackrabbit.oak.spi.lifecycle.WorkspaceInitializer;
+import org.apache.jackrabbit.oak.spi.security.ConfigurationBase;
+import org.apache.jackrabbit.oak.spi.security.ConfigurationParameters;
+import org.apache.jackrabbit.oak.spi.security.Context;
+import org.apache.jackrabbit.oak.spi.security.SecurityConfiguration;
+import org.apache.jackrabbit.oak.spi.security.authorization.AuthorizationConfiguration;
+import org.apache.jackrabbit.oak.spi.security.authorization.accesscontrol.AbstractAccessControlManager;
+import org.apache.jackrabbit.oak.spi.security.authorization.permission.AggregatedPermissionProvider;
+import org.apache.jackrabbit.oak.spi.security.authorization.permission.PermissionProvider;
+import org.apache.jackrabbit.oak.spi.security.authorization.permission.Permissions;
+import org.apache.jackrabbit.oak.spi.security.authorization.permission.RepositoryPermission;
+import org.apache.jackrabbit.oak.spi.security.authorization.permission.TreePermission;
+import org.apache.jackrabbit.oak.spi.security.authorization.restriction.RestrictionProvider;
+import org.apache.jackrabbit.oak.spi.security.privilege.PrivilegeBits;
+import org.apache.jackrabbit.oak.spi.security.privilege.PrivilegeBitsProvider;
+import org.apache.jackrabbit.oak.spi.security.privilege.PrivilegeConstants;
+import org.apache.jackrabbit.oak.spi.state.NodeState;
+import org.apache.jackrabbit.oak.spi.xml.ProtectedItemImporter;
+import org.osgi.service.component.annotations.Component;
+
+import static org.apache.jackrabbit.oak.spi.security.RegistrationConstants.OAK_SECURITY_NAME;
+
+/**
+ * TODO ADD DESCRIPTION
+ */
+@Component(
+        service = {AuthorizationConfiguration.class, SecurityConfiguration.class},
+        immediate = true,
+        property = OAK_SECURITY_NAME + "=org.apache.jackrabbit.oak.exercise.security.authorization.models.readonly.ReadOnlyAuthorizationConfiguration")
+public final class ReadOnlyAuthorizationConfiguration extends ConfigurationBase implements AuthorizationConfiguration {
+
+    private static final long READ_PERMISSIONS = Permissions.READ | Permissions.READ_ACCESS_CONTROL;
+    private static final Set<String> READ_PRIVILEGE_NAMES = ImmutableSet.of(PrivilegeConstants.JCR_READ, PrivilegeConstants.JCR_READ_ACCESS_CONTROL, PrivilegeConstants.REP_READ_NODES, PrivilegeConstants.REP_READ_PROPERTIES);
+
+    @Nonnull
+    @Override
+    public AccessControlManager getAccessControlManager(@Nonnull Root root, @Nonnull NamePathMapper namePathMapper) {
+        return new AbstractAccessControlManager(root, namePathMapper, getSecurityProvider()) {
+
+            @Override
+            public AccessControlPolicy[] getPolicies(String absPath) {
+                return new AccessControlPolicy[0];
+            }
+
+            @Override
+            public AccessControlPolicy[] getEffectivePolicies(String absPath) {
+                return new AccessControlPolicy[0];
+            }
+
+            @Override
+            public AccessControlPolicyIterator getApplicablePolicies(String absPath) {
+                return new AccessControlPolicyIteratorAdapter(Iterators.emptyIterator());
+            }
+
+            @Override
+            public void setPolicy(String absPath, AccessControlPolicy policy) throws UnsupportedRepositoryOperationException {
+                throw new UnsupportedRepositoryOperationException();
+            }
+
+            @Override
+            public void removePolicy(String absPath, AccessControlPolicy policy) throws UnsupportedRepositoryOperationException {
+                throw new UnsupportedRepositoryOperationException();
+            }
+
+            @Override
+            public JackrabbitAccessControlPolicy[] getApplicablePolicies(Principal principal) {
+                return new JackrabbitAccessControlPolicy[0];
+            }
+
+            @Override
+            public JackrabbitAccessControlPolicy[] getPolicies(Principal principal) {
+                return new JackrabbitAccessControlPolicy[0];
+            }
+
+            @Override
+            public AccessControlPolicy[] getEffectivePolicies(Set<Principal> set) {
+                return new AccessControlPolicy[0];
+            }
+        };
+    }
+
+    @Nonnull
+    @Override
+    public RestrictionProvider getRestrictionProvider() {
+        return RestrictionProvider.EMPTY;
+    }
+
+    @Nonnull
+    @Override
+    public PermissionProvider getPermissionProvider(@Nonnull Root root, @Nonnull String workspaceName, @Nonnull Set<Principal> principals) {
+        return new AggregatedPermissionProvider() {
+
+            private Root immutableRoot = getRootProvider().createReadOnlyRoot(root);
+
+            @Nonnull
+            @Override
+            public PrivilegeBits supportedPrivileges(@Nullable Tree tree, @Nullable PrivilegeBits privilegeBits) {
+                return (privilegeBits != null) ? privilegeBits : new PrivilegeBitsProvider(immutableRoot).getBits(PrivilegeConstants.JCR_ALL);
+            }
+
+            @Override
+            public long supportedPermissions(@Nullable Tree tree, @Nullable PropertyState property, long permissions) {
+                return permissions;
+            }
+
+            @Override
+            public long supportedPermissions(@Nonnull TreeLocation location, long permissions) {
+                return permissions;
+            }
+
+            @Override
+            public long supportedPermissions(@Nonnull TreePermission treePermission, @Nullable PropertyState property, long permissions) {
+                return permissions;
+            }
+
+            @Override
+            public boolean isGranted(@Nonnull TreeLocation location, long permissions) {
+                return onlyReadPermissions(permissions);
+            }
+
+            @Nonnull
+            @Override
+            public TreePermission getTreePermission(@Nonnull Tree tree, @Nonnull TreeType type, @Nonnull TreePermission parentPermission) {
+                return new ReadOnlyPermissions();
+            }
+
+            @Override
+            public void refresh() {
+                immutableRoot = getRootProvider().createReadOnlyRoot(root);
+            }
+
+            @Nonnull
+            @Override
+            public Set<String> getPrivileges(@Nullable Tree tree) {
+                return READ_PRIVILEGE_NAMES;
+            }
+
+            @Override
+            public boolean hasPrivileges(@Nullable Tree tree, @Nonnull String... privilegeNames) {
+                Set<String> privs = Sets.newHashSet(privilegeNames);
+                privs.removeAll(READ_PRIVILEGE_NAMES);
+
+                return privs.isEmpty();
+            }
+
+            @Nonnull
+            @Override
+            public RepositoryPermission getRepositoryPermission() {
+                return RepositoryPermission.EMPTY;
+            }
+
+            @Nonnull
+            @Override
+            public TreePermission getTreePermission(@Nonnull Tree tree, @Nonnull TreePermission parentPermission) {
+                return ReadOnlyPermissions.INSTANCE;
+            }
+
+            @Override
+            public boolean isGranted(@Nonnull Tree tree, @Nullable PropertyState property, long permissions) {
+                return onlyReadPermissions(permissions);
+            }
+
+            @Override
+            public boolean isGranted(@Nonnull String oakPath, @Nonnull String jcrActions) {
+                return onlyReadPermissions(Permissions.getPermissions(jcrActions, TreeLocation.create(root, oakPath), false));
+            }
+        };
+    }
+
+    private static final boolean onlyReadPermissions(long permissions) {
+        return Permissions.diff(permissions, READ_PERMISSIONS) == Permissions.NO_PERMISSION;
+    }
+
+    @Nonnull
+    @Override
+    public String getName() {
+        return AuthorizationConfiguration.NAME;
+    }
+
+    @Nonnull
+    @Override
+    public ConfigurationParameters getParameters() {
+        return ConfigurationParameters.EMPTY;
+    }
+
+    @Nonnull
+    @Override
+    public WorkspaceInitializer getWorkspaceInitializer() {
+        return WorkspaceInitializer.DEFAULT;
+    }
+
+    @Nonnull
+    @Override
+    public RepositoryInitializer getRepositoryInitializer() {
+        return RepositoryInitializer.DEFAULT;
+    }
+
+    @Nonnull
+    @Override
+    public List<? extends CommitHook> getCommitHooks(@Nonnull String workspaceName) {
+        return ImmutableList.of();
+    }
+
+    @Nonnull
+    @Override
+    public List<? extends ValidatorProvider> getValidators(@Nonnull String workspaceName, @Nonnull Set<Principal> principals, @Nonnull MoveTracker moveTracker) {
+        return ImmutableList.of();
+    }
+
+    @Nonnull
+    @Override
+    public List<ThreeWayConflictHandler> getConflictHandlers() {
+        return ImmutableList.of();
+    }
+
+    @Nonnull
+    @Override
+    public List<ProtectedItemImporter> getProtectedItemImporters() {
+        return ImmutableList.of();
+    }
+
+    @Nonnull
+    @Override
+    public Context getContext() {
+        return Context.DEFAULT;
+    }
+
+    private static final class ReadOnlyPermissions implements TreePermission {
+
+        private static final TreePermission INSTANCE = new ReadOnlyPermissions();
+
+        @Nonnull
+        @Override
+        public TreePermission getChildPermission(@Nonnull String childName, @Nonnull NodeState childState) {
+            return this;
+        }
+
+        @Override
+        public boolean canRead() {
+            return true;
+        }
+
+        @Override
+        public boolean canRead(@Nonnull PropertyState property) {
+            return true;
+        }
+
+        @Override
+        public boolean canReadAll() {
+            return true;
+        }
+
+        @Override
+        public boolean canReadProperties() {
+            return true;
+        }
+
+        @Override
+        public boolean isGranted(long permissions) {
+            return onlyReadPermissions(permissions);
+        }
+
+        @Override
+        public boolean isGranted(long permissions, @Nonnull PropertyState property) {
+            return onlyReadPermissions(permissions);
+        }
+    }
+}
\ No newline at end of file

Propchange: jackrabbit/oak/trunk/oak-exercise/src/main/java/org/apache/jackrabbit/oak/exercise/security/authorization/models/readonly/ReadOnlyAuthorizationConfiguration.java
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