Repository: karaf
Updated Branches:
  refs/heads/master 49ae2040c -> 5c6e71dce


[KARAF-3382] Add role mapping support in LDAP login module


Project: http://git-wip-us.apache.org/repos/asf/karaf/repo
Commit: http://git-wip-us.apache.org/repos/asf/karaf/commit/5c6e71dc
Tree: http://git-wip-us.apache.org/repos/asf/karaf/tree/5c6e71dc
Diff: http://git-wip-us.apache.org/repos/asf/karaf/diff/5c6e71dc

Branch: refs/heads/master
Commit: 5c6e71dce482f5628af202d3b3f8094a1aff0580
Parents: 49ae204
Author: Jean-Baptiste Onofré <[email protected]>
Authored: Mon Dec 29 09:04:37 2014 +0100
Committer: Jean-Baptiste Onofré <[email protected]>
Committed: Mon Dec 29 09:04:37 2014 +0100

----------------------------------------------------------------------
 .../jaas/modules/ldap/LDAPLoginModule.java      |  57 ++++++++-
 .../jaas/modules/ldap/LdapLoginModuleTest.java  | 115 +++++++++++++++++--
 2 files changed, 155 insertions(+), 17 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/karaf/blob/5c6e71dc/jaas/modules/src/main/java/org/apache/karaf/jaas/modules/ldap/LDAPLoginModule.java
----------------------------------------------------------------------
diff --git 
a/jaas/modules/src/main/java/org/apache/karaf/jaas/modules/ldap/LDAPLoginModule.java
 
b/jaas/modules/src/main/java/org/apache/karaf/jaas/modules/ldap/LDAPLoginModule.java
index b865bc6..6b312c6 100644
--- 
a/jaas/modules/src/main/java/org/apache/karaf/jaas/modules/ldap/LDAPLoginModule.java
+++ 
b/jaas/modules/src/main/java/org/apache/karaf/jaas/modules/ldap/LDAPLoginModule.java
@@ -32,11 +32,7 @@ import javax.security.auth.callback.*;
 import javax.security.auth.login.LoginException;
 import java.io.IOException;
 import java.security.Principal;
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.Hashtable;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 import java.util.concurrent.Callable;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -60,6 +56,7 @@ public class LDAPLoginModule extends AbstractKarafLoginModule 
{
     public final static String ROLE_FILTER = "role.filter";
     public final static String ROLE_NAME_ATTRIBUTE = "role.name.attribute";
     public final static String ROLE_SEARCH_SUBTREE = "role.search.subtree";
+    public final static String ROLE_MAPPING = "role.mapping";
     public final static String AUTHENTICATION = "authentication";
     public final static String ALLOW_EMPTY_PASSWORDS = "allowEmptyPasswords";
     public final static String INITIAL_CONTEXT_FACTORY = 
"initial.context.factory";
@@ -85,6 +82,7 @@ public class LDAPLoginModule extends AbstractKarafLoginModule 
{
     private String roleFilter;
     private String roleNameAttribute;
     private boolean roleSearchSubtree = true;
+    private Map<String, Set<String>> roleMapping;
     private String authentication = DEFAULT_AUTHENTICATION;
     private boolean allowEmptyPasswords = false;
     private String initialContextFactory = null;
@@ -109,6 +107,7 @@ public class LDAPLoginModule extends 
AbstractKarafLoginModule {
         roleFilter = (String) options.get(ROLE_FILTER);
         roleNameAttribute = (String) options.get(ROLE_NAME_ATTRIBUTE);
         roleSearchSubtree = Boolean.parseBoolean((String) 
options.get(ROLE_SEARCH_SUBTREE));
+        roleMapping = parseRoleMapping((String) options.get(ROLE_MAPPING));
         initialContextFactory = (String) options.get(INITIAL_CONTEXT_FACTORY);
         if (initialContextFactory == null) {
             initialContextFactory = DEFAULT_INITIAL_CONTEXT_FACTORY;
@@ -139,6 +138,27 @@ public class LDAPLoginModule extends 
AbstractKarafLoginModule {
         }
     }
 
+    private Map<String, Set<String>> parseRoleMapping(String option) {
+        Map<String, Set<String>> roleMapping = new HashMap<String, 
Set<String>>();
+        if (option != null) {
+            logger.debug("Parse role mapping {}", option);
+            String[] mappings = option.split(";");
+            for (String mapping : mappings) {
+                String[] map = mapping.split("=", 2);
+                String ldapRole = map[0];
+                String[] karafRoles = map[1].split(",");
+                if (roleMapping.get(ldapRole) == null) {
+                    roleMapping.put(ldapRole, new HashSet<String>());
+                }
+                final Set<String> karafRolesSet = roleMapping.get(ldapRole);
+                for (String karafRole : karafRoles) {
+                    karafRolesSet.add(karafRole);
+                }
+            }
+        }
+        return roleMapping;
+    }
+
     public boolean login() throws LoginException {
         ClassLoader tccl = Thread.currentThread().getContextClassLoader();
         try {
@@ -342,7 +362,16 @@ public class LDAPLoginModule extends 
AbstractKarafLoginModule {
                                 for (int i = 0; i < roles.size(); i++) {
                                     String role = (String) roles.get(i);
                                     if (role != null) {
-                                        rolesList.add(role);
+                                        logger.debug("User {} is a member of 
role {}", user, role);
+                                        // handle role mapping
+                                        Set<String> roleMappings = 
tryMappingRole(role);
+                                        if (roleMappings.isEmpty()) {
+                                            rolesList.add(role);
+                                        } else {
+                                            for (String roleMapped : 
roleMappings) {
+                                                rolesList.add(roleMapped);
+                                            }
+                                        }
                                     }
                                 }
                             }
@@ -369,6 +398,22 @@ public class LDAPLoginModule extends 
AbstractKarafLoginModule {
         return true;
     }
 
+    protected Set<String> tryMappingRole(String role) {
+        Set<String> roles = new HashSet<String>();
+        if (roleMapping == null || roleMapping.isEmpty()) {
+            return roles;
+        }
+        Set<String> karafRoles = roleMapping.get(role);
+        if (karafRoles != null) {
+            // add all mapped roles
+            for (String karafRole : karafRoles) {
+                logger.debug("LDAP role {} is mapped to Karaf role {}", role, 
karafRole);
+                roles.add(karafRole);
+            }
+        }
+        return roles;
+    }
+
     protected void setupSsl(Hashtable env) throws LoginException {
         ServiceReference ref = null;
         try {

http://git-wip-us.apache.org/repos/asf/karaf/blob/5c6e71dc/jaas/modules/src/test/java/org/apache/karaf/jaas/modules/ldap/LdapLoginModuleTest.java
----------------------------------------------------------------------
diff --git 
a/jaas/modules/src/test/java/org/apache/karaf/jaas/modules/ldap/LdapLoginModuleTest.java
 
b/jaas/modules/src/test/java/org/apache/karaf/jaas/modules/ldap/LdapLoginModuleTest.java
index 0f24705..b686f10 100644
--- 
a/jaas/modules/src/test/java/org/apache/karaf/jaas/modules/ldap/LdapLoginModuleTest.java
+++ 
b/jaas/modules/src/test/java/org/apache/karaf/jaas/modules/ldap/LdapLoginModuleTest.java
@@ -13,7 +13,6 @@
  *  limitations under the License.
  *  under the License.
  */
-
 package org.apache.karaf.jaas.modules.ldap;
 
 import org.apache.directory.server.core.integ.AbstractLdapTestUnit;
@@ -37,18 +36,21 @@ import javax.security.auth.login.LoginException;
 import java.io.File;
 import java.io.IOException;
 import java.security.Principal;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.fail;
 
-
-@RunWith ( FrameworkRunner.class )
-@CreateLdapServer(transports = {@CreateTransport(protocol = "LDAP", 
port=9999)})
+@RunWith(FrameworkRunner.class)
+@CreateLdapServer(transports = {@CreateTransport(protocol = "LDAP", port = 
9999)})
 @CreateDS(name = "LdapLoginModuleTest-class",
- partitions = { @CreatePartition(name = "example", suffix = 
"dc=example,dc=com") })
+        partitions = {@CreatePartition(name = "example", suffix = 
"dc=example,dc=com")})
 @ApplyLdifFiles(
-   "org/apache/karaf/jaas/modules/ldap/example.com.ldif"
+        "org/apache/karaf/jaas/modules/ldap/example.com.ldif"
 )
 public class LdapLoginModuleTest extends AbstractLdapTestUnit {
 
@@ -96,13 +98,13 @@ public class LdapLoginModuleTest extends 
AbstractLdapTestUnit {
         assertTrue(foundRole);
 
         assertTrue(module.logout());
-        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());        
+        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());
     }
 
     protected Properties ldapLoginModuleOptions() throws IOException {
         return new Properties(new 
File("src/test/resources/org/apache/karaf/jaas/modules/ldap/ldap.properties"));
     }
-    
+
     @Test
     public void testNonAdminLogin() throws Exception {
         Properties options = ldapLoginModuleOptions();
@@ -143,9 +145,9 @@ public class LdapLoginModuleTest extends 
AbstractLdapTestUnit {
         assertFalse(foundRole);
 
         assertTrue(module.logout());
-        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());        
+        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());
     }
-    
+
     @Test
     public void testBadPassword() throws Exception {
         Properties options = ldapLoginModuleOptions();
@@ -167,7 +169,7 @@ public class LdapLoginModuleTest extends 
AbstractLdapTestUnit {
         assertEquals("Precondition", 0, subject.getPrincipals().size());
         assertFalse(module.login());
     }
-    
+
     @Test
     public void testUserNotFound() throws Exception {
         Properties options = ldapLoginModuleOptions();
@@ -216,5 +218,96 @@ public class LdapLoginModuleTest extends 
AbstractLdapTestUnit {
             assertTrue(e.getMessage().equals("Empty passwords not allowed"));
         }
     }
+
+    @Test
+    public void testRoleMappingSimple() throws Exception {
+        Properties options = ldapLoginModuleOptions();
+        options.put(LDAPLoginModule.ROLE_MAPPING, "admin=karaf");
+        LDAPLoginModule module = new LDAPLoginModule();
+        CallbackHandler cb = new CallbackHandler() {
+            @Override
+            public void handle(Callback[] callbacks) throws IOException, 
UnsupportedCallbackException {
+                for (Callback cb : callbacks) {
+                    if (cb instanceof NameCallback) {
+                        ((NameCallback) cb).setName("admin");
+                    } else if (cb instanceof PasswordCallback) {
+                        ((PasswordCallback) 
cb).setPassword("admin123".toCharArray());
+                    }
+                }
+            }
+        };
+        Subject subject = new Subject();
+        module.initialize(subject, cb, null, options);
+
+        assertEquals("Precondition", 0, subject.getPrincipals().size());
+        assertTrue(module.login());
+        assertTrue(module.commit());
+
+        assertEquals(2, subject.getPrincipals().size());
+
+        boolean foundUser = false;
+        boolean foundRole = false;
+        for (Principal principal : subject.getPrincipals()) {
+            if (principal instanceof UserPrincipal) {
+                assertEquals("admin", principal.getName());
+                foundUser = true;
+            } else if (principal instanceof RolePrincipal) {
+                assertEquals("karaf", principal.getName());
+                foundRole = true;
+            }
+        }
+        assertTrue(foundUser);
+        assertTrue(foundRole);
+
+        assertTrue(module.logout());
+        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());
+    }
+
+    @Test
+    public void testRoleMappingAdvanced() throws Exception {
+        Properties options = ldapLoginModuleOptions();
+        options.put(LDAPLoginModule.ROLE_MAPPING, 
"admin=karaf,test;admin=another");
+        LDAPLoginModule module = new LDAPLoginModule();
+        CallbackHandler cb = new CallbackHandler() {
+            public void handle(Callback[] callbacks) throws IOException, 
UnsupportedCallbackException {
+                for (Callback cb : callbacks) {
+                    if (cb instanceof NameCallback) {
+                        ((NameCallback) cb).setName("admin");
+                    } else if (cb instanceof PasswordCallback) {
+                        ((PasswordCallback) 
cb).setPassword("admin123".toCharArray());
+                    }
+                }
+            }
+        };
+        Subject subject = new Subject();
+        module.initialize(subject, cb, null, options);
+
+        assertEquals("Precondition", 0, subject.getPrincipals().size());
+        assertTrue(module.login());
+        assertTrue(module.commit());
+
+        assertEquals(4, subject.getPrincipals().size());
+
+        final List<String> roles = new 
ArrayList<String>(Arrays.asList("karaf", "test", "another"));
+
+        boolean foundUser = false;
+        boolean foundRole = false;
+        for (Principal principal : subject.getPrincipals()) {
+            if (principal instanceof UserPrincipal) {
+                assertEquals("admin", principal.getName());
+                foundUser = true;
+            } else if (principal instanceof RolePrincipal) {
+                assertTrue(roles.remove(principal.getName()));
+                foundRole = true;
+            }
+        }
+        assertTrue(foundUser);
+        assertTrue(foundRole);
+        assertTrue(roles.isEmpty());
+
+        assertTrue(module.logout());
+        assertEquals("Principals should be gone as the user has logged out", 
0, subject.getPrincipals().size());
+    }
+
 }
             
\ No newline at end of file

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