Merge pull request #312 from mposolda/ldap

Refactoring of AuthenticationProvider SPI. Add Ldap settings into admin console

admin-ui/src/main/resources/META-INF/resources/admin/js/app.js

@@ -129,7 +129,7 @@ module.config([ '$routeProvider', function($routeProvider) {
                     return RealmLoader();
                 }
             },
-            controller : 'RealmSMTPSettingsCtrl'
+            controller : 'RealmLdapSettingsCtrl'
         })
         .when('/create/user/:realm', {
             templateUrl : 'partials/user-detail.html',

admin-ui/src/main/resources/META-INF/resources/admin/js/controllers/realm.js

@@ -886,3 +886,32 @@ module.controller('RealmSMTPSettingsCtrl', function($scope, Current, Realm, real
         return obj;
     }
 });
+
+module.controller('RealmLdapSettingsCtrl', function($scope, Realm, realm, $location, Notifications) {
+    console.log('RealmLdapSettingsCtrl');
+
+    $scope.realm = realm;
+
+    var oldCopy = angular.copy($scope.realm);
+    $scope.changed = false;
+
+    $scope.$watch('realm', function() {
+        if (!angular.equals($scope.realm, oldCopy)) {
+            $scope.changed = true;
+        }
+    }, true);
+
+    $scope.save = function() {
+        var realmCopy = angular.copy($scope.realm);
+        $scope.changed = false;
+        Realm.update(realmCopy, function () {
+            $location.url("/realms/" + realm.realm + "/ldap-settings");
+            Notifications.success("Your changes have been saved to the realm.");
+        });
+    };
+
+    $scope.reset = function() {
+        $scope.realm = angular.copy(oldCopy);
+        $scope.changed = false;
+    };
+});

admin-ui/src/main/resources/META-INF/resources/admin/partials/realm-ldap.html

@@ -7,60 +7,39 @@
             <li><a href="#/realms/{{realm.realm}}">Settings</a></li>
             <li class="active">Ldap Configuration</li>
         </ol>
-        <h2><span>{{realm.realm}}</span> Email Server Settings</h2>
+        <h2><span>{{realm.realm}}</span> Ldap Server Settings</h2>
         <form class="form-horizontal" name="realmForm" novalidate kc-read-only="!access.manageRealm">
             <span class="fieldset-notice"><span class="required">*</span> Required fields</span>
             <fieldset>
                 <legend><span class="text">Required Settings</span></legend>
                 <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpHost">Host <span class="required">*</span></label>
+                    <label class="col-sm-2 control-label" for="ldapConnectionUrl">Connection URL <span class="required">*</span></label>
                     <div class="col-sm-4">
-                        <input class="form-control" id="smtpHost" type="text" ng-model="realm.smtpServer.host" placeholder="SMTP Host" required>
+                        <input class="form-control" id="ldapConnectionUrl" type="text" ng-model="realm.ldapServer.connectionUrl" placeholder="LDAP connection URL" required>
                     </div>
                 </div>
                 <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpPort">Port <span class="required">*</span></label>
+                    <label class="col-sm-2 control-label" for="ldapBaseDn">Base DN <span class="required">*</span></label>
                     <div class="col-sm-4">
-                        <input class="form-control" id="smtpPort" type="number" ng-model="realm.smtpServer.port" placeholder="SMTP Port (defaults to 25)" required>
+                        <input class="form-control" id="ldapBaseDn" type="text" ng-model="realm.ldapServer.baseDn" placeholder="LDAP Base DN" required>
                     </div>
                 </div>
                 <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpFrom">From <span class="required">*</span></label>
+                    <label class="col-sm-2 control-label" for="ldapUserDnSuffix">User DN Suffix <span class="required">*</span></label>
                     <div class="col-sm-4">
-                        <input class="form-control" id="smtpFrom" type="email" ng-model="realm.smtpServer.from" placeholder="Sender Email Address" required>
+                        <input class="form-control" id="ldapUserDnSuffix" type="text" ng-model="realm.ldapServer.userDnSuffix" placeholder="LDAP User DN Suffix" required>
                     </div>
                 </div>
                 <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpSSL">Enable SSL</label>
+                    <label class="col-sm-2 control-label" for="ldapBindDn">Bind DN <span class="required">*</span></label>
                     <div class="col-sm-4">
-                        <input ng-model="realm.smtpServer.ssl" name="smtpSSL" id="smtpSSL" onoffswitch />
+                        <input class="form-control" id="ldapBindDn" type="text" ng-model="realm.ldapServer.bindDn" placeholder="LDAP Bind DN" required>
                     </div>
                 </div>
                 <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpStartTLS">Enable StartTLS</label>
+                    <label class="col-sm-2 control-label" for="ldapBindCredential">Bind Credential <span class="required">*</span></label>
                     <div class="col-sm-4">
-                        <input ng-model="realm.smtpServer.starttls" name="smtpStartTLS" id="smtpStartTLS" onoffswitch />
+                        <input class="form-control" id="ldapBindCredential" type="text" ng-model="realm.ldapServer.bindCredential" placeholder="LDAP Bind Credentials" required>
-                    </div>
-                </div>
-            </fieldset>
-            <fieldset>
-                <legend><span class="text">Authentication</span></legend>
-                <div class="form-group clearfix">
-                    <label class="col-sm-2 control-label" for="smtpAuth">Enable Authentication</label>
-                    <div class="col-sm-4">
-                        <input ng-model="realm.smtpServer.auth" name="smtpAuth" id="smtpAuth" onoffswitch />
-                    </div>
-                </div>
-                <div class="form-group clearfix" data-ng-show="realm.smtpServer.auth">
-                    <label class="col-sm-2 control-label" for="smtpUsername">Username <span class="required" ng-show="realm.smtpServer.auth">*</span></label>
-                    <div class="col-sm-4">
-                        <input class="form-control" id="smtpUsername" type="text" ng-model="realm.smtpServer.user" placeholder="Login Username" ng-disabled="!realm.smtpServer.auth" ng-required="realm.smtpServer.auth">
-                    </div>
-                </div>
-                <div class="form-group clearfix" data-ng-show="realm.smtpServer.auth">
-                    <label class="col-sm-2 control-label" for="smtpPassword">Password <span class="required" ng-show="realm.smtpServer.auth">*</span></label>
-                    <div class="col-sm-4">
-                        <input class="form-control" id="smtpPassword" type="password" ng-model="realm.smtpServer.password" placeholder="Login Password" ng-disabled="!realm.smtpServer.auth" ng-required="realm.smtpServer.auth">
                     </div>
                 </div>
             </fieldset>

admin-ui/src/main/resources/META-INF/resources/admin/partials/realm-menu.html

@@ -1,7 +1,7 @@
 <ul data-ng-hide="createRealm">
     <li data-ng-show="access.viewRealm" data-ng-class="((!path[2] || path[1] == 'role' || path[2] == 'roles' || path[2] == 'token-settings' ||
     path[2] == 'social-settings' || path[2] == 'required-credentials' || path[2] == 'default-roles' || path[2] == 'registration-settings' ||
-    path[2] == 'keys-settings' || path[2] == 'smtp-settings') && path[3] != 'applications') && 'active'"><a href="#/realms/{{realm.realm}}">Settings</a></li>
+    path[2] == 'keys-settings' || path[2] == 'smtp-settings' || path[2] == 'ldap-settings') && path[3] != 'applications') && 'active'"><a href="#/realms/{{realm.realm}}">Settings</a></li>
     <li data-ng-show="access.viewUsers" data-ng-class="(path[2] == 'users' || path[1] == 'user') && 'active'"><a href="#/realms/{{realm.realm}}/users">Users</a>
     </li>
     <li data-ng-show="access.viewApplications" data-ng-class="(path[2] == 'applications' || path[1] == 'application' || path[3] == 'applications') && 'active'"><a href="#/realms/{{realm.realm}}/applications">Applications</a></li>

admin-ui/src/main/resources/META-INF/resources/admin/templates/kc-navigation.html

@@ -7,4 +7,5 @@
     <li ng-class="{active: path[2] == 'token-settings'}" data-ng-show="access.viewRealm"><a href="#/realms/{{realm.realm}}/token-settings">Token</a></li>
     <li ng-class="{active: path[2] == 'keys-settings'}" data-ng-show="access.viewRealm"><a href="#/realms/{{realm.realm}}/keys-settings">Keys</a></li>
     <li ng-class="{active: path[2] == 'smtp-settings'}" data-ng-show="access.viewRealm"><a href="#/realms/{{realm.realm}}/smtp-settings">Email</a></li>
+    <li ng-class="{active: path[2] == 'ldap-settings'}" data-ng-show="access.viewRealm"><a href="#/realms/{{realm.realm}}/ldap-settings">Ldap</a></li>
 </ul>

core/src/main/java/org/keycloak/representations/idm/AuthenticationMappingRepresentation.java

@@ -1,39 +0,0 @@
-package org.keycloak.representations.idm;
-
-import java.util.List;
-
-/**
- * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
- */
-public class AuthenticationMappingRepresentation {
-
-    protected String self; // link
-    protected String username;
-    protected List<AuthenticationLinkRepresentation> authenticationLinks;
-
-    public String getSelf() {
-        return self;
-    }
-
-    public void setSelf(String self) {
-        this.self = self;
-    }
-
-    public String getUsername() {
-        return username;
-    }
-
-    public void setUsername(String username) {
-        this.username = username;
-    }
-
-    public List<AuthenticationLinkRepresentation> getAuthenticationLinks() {
-        return authenticationLinks;
-    }
-
-    public void setAuthenticationLinks(List<AuthenticationLinkRepresentation> authenticationLinks) {
-        this.authenticationLinks = authenticationLinks;
-    }
-
-
-}

core/src/main/java/org/keycloak/representations/idm/RealmRepresentation.java

@@ -39,7 +39,6 @@ public class RealmRepresentation {
     protected Map<String, List<UserRoleMappingRepresentation>> applicationRoleMappings;
     protected Map<String, List<ScopeMappingRepresentation>> applicationScopeMappings;
     protected List<SocialMappingRepresentation> socialMappings;
-    protected List<AuthenticationMappingRepresentation> authenticationMappings;
     protected List<ApplicationRepresentation> applications;
     protected List<OAuthClientRepresentation> oauthClients;
     protected Map<String, String> socialProviders;
@@ -181,18 +180,6 @@ public class RealmRepresentation {
         return mapping;
     }
 
-    public List<AuthenticationMappingRepresentation> getAuthenticationMappings() {
-        return authenticationMappings;
-    }
-
-    public AuthenticationMappingRepresentation authenticationMapping(String username) {
-        AuthenticationMappingRepresentation mapping = new AuthenticationMappingRepresentation();
-        mapping.setUsername(username);
-        if (authenticationMappings == null) authenticationMappings = new ArrayList<AuthenticationMappingRepresentation>();
-        authenticationMappings.add(mapping);
-        return mapping;
-    }
-
     public Set<String> getRequiredCredentials() {
         return requiredCredentials;
     }

core/src/main/java/org/keycloak/representations/idm/UserRepresentation.java

@@ -20,6 +20,7 @@ public class UserRepresentation {
     protected String firstName;
     protected String lastName;
     protected String email;
+    protected AuthenticationLinkRepresentation authenticationLink;
     protected Map<String, String> attributes;
     protected List<CredentialRepresentation> credentials;
     protected List<String> requiredActions;
@@ -96,6 +97,14 @@ public class UserRepresentation {
         this.emailVerified = emailVerified;
     }
 
+    public AuthenticationLinkRepresentation getAuthenticationLink() {
+        return authenticationLink;
+    }
+
+    public void setAuthenticationLink(AuthenticationLinkRepresentation authenticationLink) {
+        this.authenticationLink = authenticationLink;
+    }
+
     public Map<String, String> getAttributes() {
         return attributes;
     }

model/api/src/main/java/org/keycloak/models/AuthenticationProviderModel.java

@@ -1,5 +1,6 @@
 package org.keycloak.models;
 
+import java.util.Collections;
 import java.util.Map;
 
 /**
@@ -7,6 +8,8 @@ import java.util.Map;
  */
 public class AuthenticationProviderModel {
 
+    public static final AuthenticationProviderModel DEFAULT_PROVIDER = new AuthenticationProviderModel("model", true, Collections.EMPTY_MAP);
+
     private String providerName;
     private boolean passwordUpdateSupported = true;
     private Map<String, String> config;

model/api/src/main/java/org/keycloak/models/RealmModel.java

@@ -134,11 +134,9 @@ public interface RealmModel extends RoleContainerModel, RoleMapperModel, ScopeMa
 
     boolean removeSocialLink(UserModel user, String socialProvider);
 
-    UserModel getUserByAuthenticationLink(AuthenticationLinkModel authenticationLink);
+    AuthenticationLinkModel getAuthenticationLink(UserModel user);
 
-    Set<AuthenticationLinkModel> getAuthenticationLinks(UserModel user);
+    void setAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink);
-
-    void addAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink);
 
     boolean isSocial();
 

model/jpa/src/main/java/org/keycloak/models/jpa/RealmAdapter.java

@@ -38,6 +38,8 @@ import java.security.PrivateKey;
 import java.security.PublicKey;
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -393,7 +395,9 @@ public class RealmAdapter implements RealmModel {
     private void removeUser(UserEntity user) {
         em.createQuery("delete from " + UserRoleMappingEntity.class.getSimpleName() + " where user = :user").setParameter("user", user).executeUpdate();
         em.createQuery("delete from " + SocialLinkEntity.class.getSimpleName() + " where user = :user").setParameter("user", user).executeUpdate();
-        em.createQuery("delete from " + AuthenticationLinkEntity.class.getSimpleName() + " where user = :user").setParameter("user", user).executeUpdate();
+        if (user.getAuthenticationLink() != null) {
+            em.remove(user.getAuthenticationLink());
+        }
         em.remove(user);
     }
 
@@ -612,43 +616,22 @@ public class RealmAdapter implements RealmModel {
     }
 
     @Override
-    public UserModel getUserByAuthenticationLink(AuthenticationLinkModel authenticationLink) {
+    public AuthenticationLinkModel getAuthenticationLink(UserModel user) {
-        TypedQuery<UserEntity> query = em.createNamedQuery("findUserByAuthLinkAndRealm", UserEntity.class);
+        UserEntity userEntity = ((UserAdapter) user).getUser();
-        query.setParameter("realm", realm);
+        AuthenticationLinkEntity authLinkEntity = userEntity.getAuthenticationLink();
-        query.setParameter("authProvider", authenticationLink.getAuthProvider());
+        return authLinkEntity == null ? null : new AuthenticationLinkModel(authLinkEntity.getAuthProvider(), authLinkEntity.getAuthUserId());
-        query.setParameter("authUserId", authenticationLink.getAuthUserId());
-        List<UserEntity> results = query.getResultList();
-        if (results.isEmpty()) {
-            return null;
-        } else if (results.size() > 1) {
-            throw new IllegalStateException("More results found for authenticationProvider=" + authenticationLink.getAuthProvider() +
-                    ", authUserId=" + authenticationLink.getAuthUserId() + ", results=" + results);
-        } else {
-            UserEntity user = results.get(0);
-            return new UserAdapter(user);
-        }
     }
 
     @Override
-    public Set<AuthenticationLinkModel> getAuthenticationLinks(UserModel user) {
+    public void setAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink) {
-        TypedQuery<AuthenticationLinkEntity> query = em.createNamedQuery("findAuthLinkByUser", AuthenticationLinkEntity.class);
-        query.setParameter("user", ((UserAdapter) user).getUser());
-        List<AuthenticationLinkEntity> results = query.getResultList();
-        Set<AuthenticationLinkModel> set = new HashSet<AuthenticationLinkModel>();
-        for (AuthenticationLinkEntity entity : results) {
-            set.add(new AuthenticationLinkModel(entity.getAuthProvider(), entity.getAuthUserId()));
-        }
-        return set;
-    }
-
-    @Override
-    public void addAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink) {
         AuthenticationLinkEntity entity = new AuthenticationLinkEntity();
-        entity.setRealm(realm);
         entity.setAuthProvider(authenticationLink.getAuthProvider());
         entity.setAuthUserId(authenticationLink.getAuthUserId());
-        entity.setUser(((UserAdapter) user).getUser());
+
+        UserEntity userEntity = ((UserAdapter) user).getUser();
+        userEntity.setAuthenticationLink(entity);
         em.persist(entity);
+        em.persist(userEntity);
         em.flush();
     }
 
@@ -814,7 +797,15 @@ public class RealmAdapter implements RealmModel {
 
     @Override
     public List<AuthenticationProviderModel> getAuthenticationProviders() {
-        Collection<AuthenticationProviderEntity> entities = realm.getAuthenticationProviders();
+        List<AuthenticationProviderEntity> entities = realm.getAuthenticationProviders();
+        Collections.sort(entities, new Comparator<AuthenticationProviderEntity>() {
+
+            @Override
+            public int compare(AuthenticationProviderEntity o1, AuthenticationProviderEntity o2) {
+                return o1.getPriority() - o2.getPriority();
+            }
+
+        });
         List<AuthenticationProviderModel> result = new ArrayList<AuthenticationProviderModel>();
         for (AuthenticationProviderEntity entity : entities) {
             result.add(new AuthenticationProviderModel(entity.getProviderName(), entity.isPasswordUpdateSupported(), entity.getConfig()));
@@ -826,11 +817,13 @@ public class RealmAdapter implements RealmModel {
     @Override
     public void setAuthenticationProviders(List<AuthenticationProviderModel> authenticationProviders) {
         List<AuthenticationProviderEntity> newEntities = new ArrayList<AuthenticationProviderEntity>();
+        int counter = 1;
         for (AuthenticationProviderModel model : authenticationProviders) {
             AuthenticationProviderEntity entity = new AuthenticationProviderEntity();
             entity.setProviderName(model.getProviderName());
             entity.setPasswordUpdateSupported(model.isPasswordUpdateSupported());
             entity.setConfig(model.getConfig());
+            entity.setPriority(counter++);
             newEntities.add(entity);
         }
 

model/jpa/src/main/java/org/keycloak/models/jpa/entities/AuthenticationLinkEntity.java

@@ -6,16 +6,13 @@ import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.NamedQueries;
 import javax.persistence.NamedQuery;
+import javax.persistence.OneToOne;
 
 import org.hibernate.annotations.GenericGenerator;
 
 /**
  * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
  */
-@NamedQueries({
-        @NamedQuery(name="findAuthLinkByUser", query="select link from AuthenticationLinkEntity link where link.user = :user"),
-        @NamedQuery(name="findUserByAuthLinkAndRealm", query="select link.user from AuthenticationLinkEntity link where link.realm = :realm and link.authProvider = :authProvider and link.authUserId = :authUserId")
-})
 @Entity
 public class AuthenticationLinkEntity {
 
@@ -24,12 +21,6 @@ public class AuthenticationLinkEntity {
     @GeneratedValue(generator = "keycloak_generator")
     private String id;
 
-    @ManyToOne
-    private UserEntity user;
-
-    @ManyToOne
-    protected RealmEntity realm;
-
     protected String authProvider;
     protected String authUserId;
 
@@ -41,22 +32,6 @@ public class AuthenticationLinkEntity {
         this.id = id;
     }
 
-    public UserEntity getUser() {
-        return user;
-    }
-
-    public void setUser(UserEntity user) {
-        this.user = user;
-    }
-
-    public RealmEntity getRealm() {
-        return realm;
-    }
-
-    public void setRealm(RealmEntity realm) {
-        this.realm = realm;
-    }
-
     public String getAuthProvider() {
         return authProvider;
     }

model/jpa/src/main/java/org/keycloak/models/jpa/entities/AuthenticationProviderEntity.java

@@ -25,6 +25,7 @@ public class AuthenticationProviderEntity {
 
     private String providerName;
     private boolean passwordUpdateSupported;
+    private int priority;
 
     @ElementCollection
     @MapKeyColumn(name="name")
@@ -56,6 +57,14 @@ public class AuthenticationProviderEntity {
         this.passwordUpdateSupported = passwordUpdateSupported;
     }
 
+    public int getPriority() {
+        return priority;
+    }
+
+    public void setPriority(int priority) {
+        this.priority = priority;
+    }
+
     public Map<String, String> getConfig() {
         return config;
     }

model/jpa/src/main/java/org/keycloak/models/jpa/entities/RealmEntity.java

@@ -17,6 +17,7 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
@@ -67,7 +68,7 @@ public class RealmEntity {
 
     @OneToMany(cascade ={CascadeType.REMOVE}, orphanRemoval = true)
     @JoinTable(name="AuthProviders")
-    Collection<AuthenticationProviderEntity> authenticationProviders = new ArrayList<AuthenticationProviderEntity>();
+    List<AuthenticationProviderEntity> authenticationProviders = new ArrayList<AuthenticationProviderEntity>();
 
     @OneToMany(fetch = FetchType.LAZY, cascade ={CascadeType.REMOVE}, orphanRemoval = true, mappedBy = "realm")
     Collection<ApplicationEntity> applications = new ArrayList<ApplicationEntity>();
@@ -244,11 +245,11 @@ public class RealmEntity {
         this.requiredCredentials = requiredCredentials;
     }
 
-    public Collection<AuthenticationProviderEntity> getAuthenticationProviders() {
+    public List<AuthenticationProviderEntity> getAuthenticationProviders() {
         return authenticationProviders;
     }
 
-    public void setAuthenticationProviders(Collection<AuthenticationProviderEntity> authenticationProviders) {
+    public void setAuthenticationProviders(List<AuthenticationProviderEntity> authenticationProviders) {
         this.authenticationProviders = authenticationProviders;
     }
 

model/jpa/src/main/java/org/keycloak/models/jpa/entities/UserEntity.java

@@ -15,6 +15,8 @@ import javax.persistence.MapKeyColumn;
 import javax.persistence.NamedQueries;
 import javax.persistence.NamedQuery;
 import javax.persistence.OneToMany;
+import javax.persistence.OneToOne;
+
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
@@ -64,6 +66,9 @@ public class UserEntity {
     @OneToMany(cascade = CascadeType.REMOVE, orphanRemoval = true)
     protected Collection<CredentialEntity> credentials = new ArrayList<CredentialEntity>();
 
+    @OneToOne(cascade = CascadeType.REMOVE, orphanRemoval = true)
+    protected AuthenticationLinkEntity authenticationLink;
+
     public String getId() {
         return id;
     }
@@ -160,6 +165,14 @@ public class UserEntity {
         this.credentials = credentials;
     }
 
+    public AuthenticationLinkEntity getAuthenticationLink() {
+        return authenticationLink;
+    }
+
+    public void setAuthenticationLink(AuthenticationLinkEntity authenticationLink) {
+        this.authenticationLink = authenticationLink;
+    }
+
     public int getNotBefore() {
         return notBefore;
     }

model/mongo/src/main/java/org/keycloak/models/mongo/keycloak/adapters/RealmAdapter.java

@@ -927,41 +927,26 @@ public class RealmAdapter extends AbstractMongoAdapter<RealmEntity> implements R
     }
 
     @Override
-    public UserModel getUserByAuthenticationLink(AuthenticationLinkModel authenticationLink) {
+    public AuthenticationLinkModel getAuthenticationLink(UserModel user) {
-        DBObject query = new QueryBuilder()
-                .and("authenticationLinks.authProvider").is(authenticationLink.getAuthProvider())
-                .and("authenticationLinks.authUserId").is(authenticationLink.getAuthUserId())
-                .and("realmId").is(getId())
-                .get();
-        UserEntity userEntity = getMongoStore().loadSingleEntity(UserEntity.class, query, invocationContext);
-        return userEntity==null ? null : new UserAdapter(userEntity, invocationContext);
-    }
-
-    @Override
-    public Set<AuthenticationLinkModel> getAuthenticationLinks(UserModel user) {
         UserEntity userEntity = ((UserAdapter)user).getUser();
-        List<AuthenticationLinkEntity> linkEntities = userEntity.getAuthenticationLinks();
+        AuthenticationLinkEntity authLinkEntity = userEntity.getAuthenticationLink();
 
-        if (linkEntities == null) {
+        if (authLinkEntity == null) {
-            return Collections.EMPTY_SET;
+            return null;
+        }  else {
+            return new AuthenticationLinkModel(authLinkEntity.getAuthProvider(), authLinkEntity.getAuthUserId());
         }
-
-        Set<AuthenticationLinkModel> result = new HashSet<AuthenticationLinkModel>();
-        for (AuthenticationLinkEntity authLinkEntity : linkEntities) {
-            AuthenticationLinkModel model = new AuthenticationLinkModel(authLinkEntity.getAuthProvider(), authLinkEntity.getAuthUserId());
-            result.add(model);
-        }
-        return result;
     }
 
     @Override
-    public void addAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink) {
+    public void setAuthenticationLink(UserModel user, AuthenticationLinkModel authenticationLink) {
         UserEntity userEntity = ((UserAdapter)user).getUser();
         AuthenticationLinkEntity authLinkEntity = new AuthenticationLinkEntity();
         authLinkEntity.setAuthProvider(authenticationLink.getAuthProvider());
         authLinkEntity.setAuthUserId(authenticationLink.getAuthUserId());
+        userEntity.setAuthenticationLink(authLinkEntity);
 
-        getMongoStore().pushItemToList(userEntity, "authenticationLinks", authLinkEntity, true, invocationContext);
+        getMongoStore().updateEntity(userEntity, invocationContext);
     }
 
     protected void updateRealm() {

model/mongo/src/main/java/org/keycloak/models/mongo/keycloak/entities/UserEntity.java

@@ -33,7 +33,7 @@ public class UserEntity extends AbstractMongoIdentifiableEntity implements Mongo
     private List<UserModel.RequiredAction> requiredActions;
     private List<CredentialEntity> credentials = new ArrayList<CredentialEntity>();
     private List<SocialLinkEntity> socialLinks;
-    private List<AuthenticationLinkEntity> authenticationLinks;
+    private AuthenticationLinkEntity authenticationLink;
 
     @MongoField
     public String getLoginName() {
@@ -163,11 +163,11 @@ public class UserEntity extends AbstractMongoIdentifiableEntity implements Mongo
     }
 
     @MongoField
-    public List<AuthenticationLinkEntity> getAuthenticationLinks() {
+    public AuthenticationLinkEntity getAuthenticationLink() {
-        return authenticationLinks;
+        return authenticationLink;
     }
 
-    public void setAuthenticationLinks(List<AuthenticationLinkEntity> authenticationLinks) {
+    public void setAuthenticationLink(AuthenticationLinkEntity authenticationLink) {
-        this.authenticationLinks = authenticationLinks;
+        this.authenticationLink = authenticationLink;
     }
 }

model/tests/src/test/java/org/keycloak/model/test/AuthProvidersExternalModelTest.java

@@ -49,6 +49,8 @@ public class AuthProvidersExternalModelTest extends AbstractModelTest {
         realm2 = realmManager.createRealm("realm2");
         realm1.addRequiredCredential(CredentialRepresentation.PASSWORD);
         realm2.addRequiredCredential(CredentialRepresentation.PASSWORD);
+        realm1.setAuthenticationProviders(Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER));
+        realm2.setAuthenticationProviders(Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER));
 
         UserModel john = realm1.addUser("john");
         john.setEnabled(true);
@@ -93,10 +95,10 @@ public class AuthProvidersExternalModelTest extends AbstractModelTest {
             Assert.assertEquals("john@email.org", john2.getEmail());
 
             // Verify link exists
-            Set<AuthenticationLinkModel> authLinks = realm2.getAuthenticationLinks(john2);
+            AuthenticationLinkModel authLink = realm2.getAuthenticationLink(john2);
-            Assert.assertEquals(1, authLinks.size());
+            Assert.assertNotNull(authLink);
-            AuthenticationLinkModel authLink = authLinks.iterator().next();
             Assert.assertEquals(authLink.getAuthProvider(), AuthProviderConstants.PROVIDER_NAME_EXTERNAL_MODEL);
+            Assert.assertEquals(authLink.getAuthUserId(), realm1.getUser("john").getId());
         } finally {
             ResteasyProviderFactory.clearContextData();
         }
@@ -108,14 +110,19 @@ public class AuthProvidersExternalModelTest extends AbstractModelTest {
         // Add externalModel authenticationProvider into realm2 and point to realm1
         setupAuthenticationProviders();
 
+        // Add john to realm2 and set authentication link
+        UserModel john = realm2.addUser("john");
+        john.setEnabled(true);
+        realm2.setAuthenticationLink(john, new AuthenticationLinkModel(AuthProviderConstants.PROVIDER_NAME_EXTERNAL_MODEL, realm1.getUser("john").getId()));
+
         try {
             // this is needed for externalModel provider
             ResteasyProviderFactory.pushContext(KeycloakSession.class, identitySession);
 
-            // Change credential via realm2 and validate that they are changed in both realms
+            // Change credential via realm2 and validate that they are changed also in realm1
             AuthenticationProviderManager authProviderManager = AuthenticationProviderManager.getManager(realm2);
             try {
-                authProviderManager.updatePassword("john", "password-updated");
+                Assert.assertTrue(authProviderManager.updatePassword(john, "password-updated"));
             } catch (AuthenticationProviderException ape) {
                 ape.printStackTrace();
                 Assert.fail("Error not expected");
@@ -130,14 +137,14 @@ public class AuthProvidersExternalModelTest extends AbstractModelTest {
 
             // Change credential and validate that password is updated just for realm2
             try {
-                authProviderManager.updatePassword("john", "password-updated2");
+                Assert.assertFalse(authProviderManager.updatePassword(john, "password-updated2"));
             } catch (AuthenticationProviderException ape) {
                 ape.printStackTrace();
                 Assert.fail("Error not expected");
             }
             formData = createFormData("john", "password-updated2");
             Assert.assertEquals(AuthenticationManager.AuthenticationStatus.INVALID_CREDENTIALS, am.authenticateForm(realm1, formData));
-            Assert.assertEquals(AuthenticationManager.AuthenticationStatus.SUCCESS, am.authenticateForm(realm2, formData));
+            Assert.assertEquals(AuthenticationManager.AuthenticationStatus.INVALID_CREDENTIALS, am.authenticateForm(realm2, formData));
 
 
             // Allow passwordUpdate propagation again
@@ -146,7 +153,7 @@ public class AuthProvidersExternalModelTest extends AbstractModelTest {
             // Set passwordPolicy for realm1 and verify that password update fail
             realm1.setPasswordPolicy(new PasswordPolicy("length(8)"));
             try {
-                authProviderManager.updatePassword("john", "passw");
+                authProviderManager.updatePassword(john, "passw");
                 Assert.fail("Update not expected to pass");
             } catch (AuthenticationProviderException ape) {
 

model/tests/src/test/java/org/keycloak/model/test/AuthProvidersLDAPTest.java

@@ -95,9 +95,8 @@ public class AuthProvidersLDAPTest extends AbstractModelTest {
             Assert.assertEquals("john@email.org", john.getEmail());
 
             // Verify link exists
-            Set<AuthenticationLinkModel> authLinks = realm.getAuthenticationLinks(john);
+            AuthenticationLinkModel authLink = realm.getAuthenticationLink(john);
-            Assert.assertEquals(1, authLinks.size());
+            Assert.assertNotNull(authLink);
-            AuthenticationLinkModel authLink = authLinks.iterator().next();
             Assert.assertEquals(authLink.getAuthProvider(), AuthProviderConstants.PROVIDER_NAME_PICKETLINK);
         } finally {
             ResteasyProviderFactory.clearContextData();
@@ -114,6 +113,7 @@ public class AuthProvidersLDAPTest extends AbstractModelTest {
 
             // Add some user and password to realm
             UserModel realmUser = realm.addUser("realmUser");
+            realmUser.setEnabled(true);
             UserCredentialModel credential = new UserCredentialModel();
             credential.setType(CredentialRepresentation.PASSWORD);
             credential.setValue("pass");
@@ -135,6 +135,11 @@ public class AuthProvidersLDAPTest extends AbstractModelTest {
             realmUser.setEnabled(false);
             formData = AuthProvidersExternalModelTest.createFormData("realmUser", "pass");
             Assert.assertEquals(AuthenticationManager.AuthenticationStatus.ACCOUNT_DISABLED, am.authenticateForm(realm, formData));
+
+            // Successful authentication
+            realmUser.setEnabled(true);
+            formData = AuthProvidersExternalModelTest.createFormData("realmUser", "pass");
+            Assert.assertEquals(AuthenticationManager.AuthenticationStatus.SUCCESS, am.authenticateForm(realm, formData));
         } finally {
             ResteasyProviderFactory.clearContextData();
         }
@@ -149,26 +154,34 @@ public class AuthProvidersLDAPTest extends AbstractModelTest {
             // this is needed for ldap provider
             ResteasyProviderFactory.pushContext(KeycloakRegistry.class, new KeycloakRegistry());
 
+            LdapTestUtils.setLdapPassword(realm, "john", "password");
+
+            // First authenticate successfully to sync john into realm
+            MultivaluedMap<String, String> formData = AuthProvidersExternalModelTest.createFormData("john", "password");
+            Assert.assertEquals(AuthenticationManager.AuthenticationStatus.SUCCESS, am.authenticateForm(realm, formData));
+
             // Change credential and validate that user can authenticate
             AuthenticationProviderManager authProviderManager = AuthenticationProviderManager.getManager(realm);
+
+            UserModel john = realm.getUser("john");
             try {
-                authProviderManager.updatePassword("john", "password-updated");
+                Assert.assertTrue(authProviderManager.updatePassword(john, "password-updated"));
             } catch (AuthenticationProviderException ape) {
                 ape.printStackTrace();
                 Assert.fail("Error not expected");
             }
-            MultivaluedMap<String, String> formData = AuthProvidersExternalModelTest.createFormData("john", "password-updated");
+            formData = AuthProvidersExternalModelTest.createFormData("john", "password-updated");
             Assert.assertEquals(AuthenticationManager.AuthenticationStatus.SUCCESS, am.authenticateForm(realm, formData));
 
             // Password updated just in LDAP, so validating directly in realm should fail
-            Assert.assertFalse(realm.validatePassword(realm.getUser("john"), "password-updated"));
+            Assert.assertFalse(realm.validatePassword(john, "password-updated"));
 
             // Switch to not allow updating passwords in ldap
             AuthProvidersExternalModelTest.setPasswordUpdateForProvider(false, AuthProviderConstants.PROVIDER_NAME_PICKETLINK, realm);
 
             // Change credential and validate that password is not updated
             try {
-                authProviderManager.updatePassword("john", "password-updated2");
+                Assert.assertFalse(authProviderManager.updatePassword(john, "password-updated2"));
             } catch (AuthenticationProviderException ape) {
                 ape.printStackTrace();
                 Assert.fail("Error not expected");

model/tests/src/test/java/org/keycloak/model/test/AuthenticationManagerTest.java

@@ -3,6 +3,7 @@ package org.keycloak.model.test;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
+import org.keycloak.models.AuthenticationProviderModel;
 import org.keycloak.models.RealmModel;
 import org.keycloak.models.UserCredentialModel;
 import org.keycloak.models.UserModel;
@@ -14,6 +15,8 @@ import org.keycloak.services.managers.AuthenticationManager.AuthenticationStatus
 
 import javax.ws.rs.core.MultivaluedHashMap;
 import javax.ws.rs.core.MultivaluedMap;
+
+import java.util.Arrays;
 import java.util.UUID;
 
 public class AuthenticationManagerTest extends AbstractModelTest {
@@ -138,6 +141,7 @@ public class AuthenticationManagerTest extends AbstractModelTest {
         realm.setPublicKeyPem("0234234");
         realm.setAccessTokenLifespan(1000);
         realm.addRequiredCredential(CredentialRepresentation.PASSWORD);
+        realm.setAuthenticationProviders(Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER));
 
         am = new AuthenticationManager();
 

model/tests/src/test/java/org/keycloak/model/test/ImportTest.java

@@ -208,24 +208,9 @@ public class ImportTest extends AbstractModelTest {
         Assert.assertTrue(authProv3.isPasswordUpdateSupported());
 
         // Test authentication linking
-        Set<AuthenticationLinkModel> authLinks = realm.getAuthenticationLinks(socialUser);
+        AuthenticationLinkModel authLink = realm.getAuthenticationLink(socialUser);
-        Assert.assertEquals(2, authLinks.size());
+        Assert.assertEquals(AuthProviderConstants.PROVIDER_NAME_PICKETLINK, authLink.getAuthProvider());
-        boolean plFound = false;
+        Assert.assertEquals("myUser1", authLink.getAuthUserId());
-        boolean extFound = false;
-        for (AuthenticationLinkModel authLinkModel : authLinks) {
-            if (AuthProviderConstants.PROVIDER_NAME_PICKETLINK.equals(authLinkModel.getAuthProvider())) {
-                plFound = true;
-                Assert.assertEquals(authLinkModel.getAuthUserId(), "myUser1");
-            } else if (AuthProviderConstants.PROVIDER_NAME_EXTERNAL_MODEL.equals(authLinkModel.getAuthProvider())) {
-                extFound = true;
-                Assert.assertEquals(authLinkModel.getAuthUserId(), "myUser11");
-            }
-        }
-        Assert.assertTrue(plFound && extFound);
-
-        UserModel foundAuthUser = realm.getUserByAuthenticationLink(new AuthenticationLinkModel(AuthProviderConstants.PROVIDER_NAME_PICKETLINK, "myUser1"));
-        Assert.assertEquals(foundAuthUser.getLoginName(), socialUser.getLoginName());
-        Assert.assertNull(realm.getUserByAuthenticationLink(new AuthenticationLinkModel(AuthProviderConstants.PROVIDER_NAME_PICKETLINK, "not-existing")));
 
         commit();
 

model/tests/src/test/resources/testrealm.json

@@ -75,7 +75,11 @@
         },
         {
             "username": "mySocialUser",
-            "enabled": true
+            "enabled": true,
+            "authenticationLink": {
+                "authProvider": "picketlink",
+                "authUserId": "myUser1"
+            }
         }
     ],
     "socialMappings": [
@@ -100,21 +104,6 @@
             ]
         }
     ],
-    "authenticationMappings": [
-        {
-            "username": "mySocialUser",
-            "authenticationLinks": [
-                {
-                    "authProvider": "picketlink",
-                    "authUserId": "myUser1"
-                },
-                {
-                    "authProvider": "externalModel",
-                    "authUserId": "myUser11"
-                }
-            ]
-        }
-    ],
     "applications": [
         {
             "name": "Application",

services/src/main/java/org/keycloak/services/managers/ApplianceBootstrap.java

@@ -1,8 +1,11 @@
 package org.keycloak.services.managers;
 
+import java.util.Arrays;
+
 import org.jboss.resteasy.logging.Logger;
 import org.keycloak.models.AdminRoles;
 import org.keycloak.models.ApplicationModel;
+import org.keycloak.models.AuthenticationProviderModel;
 import org.keycloak.models.Config;
 import org.keycloak.models.Constants;
 import org.keycloak.models.KeycloakSession;
@@ -58,6 +61,7 @@ public class ApplianceBootstrap {
         realm.setSslNotRequired(true);
         realm.setRegistrationAllowed(false);
         manager.generateRealmKeys(realm);
+        realm.setAuthenticationProviders(Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER));
 
         ApplicationModel adminConsole = new ApplicationManager(manager).createApplication(realm, Constants.ADMIN_CONSOLE_APPLICATION);
         adminConsole.setBaseUrl("/auth/admin/index.html");

services/src/main/java/org/keycloak/services/managers/AuthenticationManager.java

@@ -16,8 +16,7 @@ import org.keycloak.representations.AccessToken;
 import org.keycloak.representations.idm.CredentialRepresentation;
 import org.keycloak.services.resources.RealmsResource;
 import org.keycloak.spi.authentication.AuthProviderStatus;
-import org.keycloak.spi.authentication.AuthResult;
+import org.keycloak.spi.authentication.AuthUser;
-import org.keycloak.spi.authentication.AuthenticatedUser;
 import org.keycloak.spi.authentication.AuthenticationProviderManager;
 import org.keycloak.util.Time;
 
@@ -188,6 +187,25 @@ public class AuthenticationManager {
         }
 
         UserModel user = KeycloakModelUtils.findUserByNameOrEmail(realm, username);
+        if (user == null) {
+            AuthUser authUser = AuthenticationProviderManager.getManager(realm).getUser(username);
+            if (authUser != null) {
+                // Create new user and link him with authentication provider
+                user = realm.addUser(authUser.getUsername());
+                user.setEnabled(true);
+                user.setFirstName(authUser.getFirstName());
+                user.setLastName(authUser.getLastName());
+                user.setEmail(authUser.getEmail());
+                realm.setAuthenticationLink(user, new AuthenticationLinkModel(authUser.getProviderName(), authUser.getId()));
+            } else {
+                logger.warn("User " + username + " not found");
+                return AuthenticationStatus.INVALID_USER;
+            }
+        }
+
+        if (!checkEnabled(user)) {
+            return AuthenticationStatus.ACCOUNT_DISABLED;
+        }
 
         Set<String> types = new HashSet<String>();
 
@@ -202,20 +220,13 @@ public class AuthenticationManager {
                 return AuthenticationStatus.MISSING_PASSWORD;
             }
 
-            if (user == null && types.contains(CredentialRepresentation.TOTP)) {
+            if (user.isTotp()) {
-                logger.warn("User doesn't exists and TOTP is required for the realm");
-                return AuthenticationStatus.INVALID_USER;
-            }
-
-            if (user != null && user.isTotp()) {
                 String token = formData.getFirst(CredentialRepresentation.TOTP);
                 if (token == null) {
                     logger.warn("TOTP token not provided");
                     return AuthenticationStatus.MISSING_TOTP;
                 }
-                if (!checkEnabled(user)) {
+
-                    return AuthenticationStatus.ACCOUNT_DISABLED;
-                }
                 logger.debug("validating TOTP");
                 if (!realm.validateTOTP(user, password, token)) {
                     return AuthenticationStatus.INVALID_CREDENTIALS;
@@ -223,58 +234,12 @@ public class AuthenticationManager {
             } else {
                 logger.debug("validating password for user: " + username);
 
-                AuthResult authResult = AuthenticationProviderManager.getManager(realm).validatePassword(username, password);
+                AuthProviderStatus authStatus = AuthenticationProviderManager.getManager(realm).validatePassword(user, password);
-                if (authResult.getAuthProviderStatus() == AuthProviderStatus.INVALID_CREDENTIALS) {
+                if (authStatus == AuthProviderStatus.INVALID_CREDENTIALS) {
                     logger.debug("invalid password for user: " + username);
                     return AuthenticationStatus.INVALID_CREDENTIALS;
-                } else if (authResult.getAuthProviderStatus() == AuthProviderStatus.USER_NOT_FOUND) {
+                } else if (authStatus == AuthProviderStatus.FAILED) {
-                    logger.debug("User " + username + " not found in any Authentication provider");
+                    return AuthenticationStatus.FAILED;
-                    return AuthenticationStatus.INVALID_USER;
-                }
-
-                if (authResult.getAuthenticatedUser() != null) {
-                    AuthenticatedUser authUser = authResult.getAuthenticatedUser();
-                    AuthenticationLinkModel authLink = new AuthenticationLinkModel(authResult.getProviderName(), authUser.getId());
-                    user = realm.getUserByAuthenticationLink(authLink);
-                    if (user == null) {
-                        user = KeycloakModelUtils.findUserByNameOrEmail(realm, username);
-                        if (user != null) {
-                            // Case when we already have user with the same username like authenticated, but he is not yet linked to current provider.
-                            // TODO: Revisit if it's ok to link if we allow to change username. Maybe ask user?
-                            // TODO: Update of existing account?
-                            realm.addAuthenticationLink(user, authLink);
-                            logger.info("User " + authUser.getUsername() + " successfully authenticated and linked with provider " + authResult.getProviderName());
-                        }  else {
-                            // Create new user, which has been successfully authenticated and link him with authentication provider
-                            user = realm.addUser(authUser.getUsername());
-                            user.setEnabled(true);
-                            user.setFirstName(authUser.getFirstName());
-                            user.setLastName(authUser.getLastName());
-                            user.setEmail(authUser.getEmail());
-
-                            realm.addAuthenticationLink(user, authLink);
-                            logger.info("User " + username + " successfully authenticated and created based on provider " + authResult.getProviderName());
-                        }
-                    } else {
-                        // Existing and linked user has been authenticated TODO: Update of existing account?
-                    }
-
-                    // Authenticated username could be different from the "form" username. In this case, we will change it
-                    if (!username.equals(user.getLoginName())) {
-                        formData.putSingle(FORM_USERNAME, user.getLoginName());
-                        logger.debug("Existing user " + user.getLoginName() + " successfully authenticated");
-                    }
-
-                } else {
-                    // Authentication provider didn't send AuthenticatedUser. Using already retrieved user based on username from "form"
-                    if (user == null) {
-                        logger.warn("User '" + username + "' successfully authenticated, but he doesn't exists and don't know how to create him");
-                        return AuthenticationStatus.INVALID_USER;
-                    }
-                }
-
-                if (!checkEnabled(user)) {
-                    return AuthenticationStatus.ACCOUNT_DISABLED;
                 }
             }
 

services/src/main/java/org/keycloak/services/managers/RealmManager.java

@@ -21,7 +21,6 @@ import org.keycloak.models.UserModel.RequiredAction;
 import org.keycloak.models.utils.KeycloakModelUtils;
 import org.keycloak.representations.idm.ApplicationRepresentation;
 import org.keycloak.representations.idm.AuthenticationLinkRepresentation;
-import org.keycloak.representations.idm.AuthenticationMappingRepresentation;
 import org.keycloak.representations.idm.AuthenticationProviderRepresentation;
 import org.keycloak.representations.idm.CredentialRepresentation;
 import org.keycloak.representations.idm.OAuthClientRepresentation;
@@ -37,6 +36,7 @@ import java.security.KeyPair;
 import java.security.KeyPairGenerator;
 import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
@@ -387,15 +387,6 @@ public class RealmManager {
                 }
             }
         }
-        if (rep.getAuthenticationMappings() != null) {
-            for (AuthenticationMappingRepresentation authMapping : rep.getAuthenticationMappings()) {
-                UserModel user = userMap.get(authMapping.getUsername());
-                for (AuthenticationLinkRepresentation link : authMapping.getAuthenticationLinks()) {
-                    AuthenticationLinkModel mappingModel = new AuthenticationLinkModel(link.getAuthProvider(), link.getAuthUserId());
-                    newRealm.addAuthenticationLink(user, mappingModel);
-                }
-            }
-        }
 
         if (rep.getSmtpServer() != null) {
             newRealm.setSmtpConfig(new HashMap(rep.getSmtpServer()));
@@ -411,6 +402,9 @@ public class RealmManager {
         if (rep.getAuthenticationProviders() != null) {
             List<AuthenticationProviderModel> authProviderModels = convertAuthenticationProviders(rep.getAuthenticationProviders());
             newRealm.setAuthenticationProviders(authProviderModels);
+        }  else {
+            List<AuthenticationProviderModel> authProviderModels = Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER);
+            newRealm.setAuthenticationProviders(authProviderModels);
         }
     }
 
@@ -474,6 +468,11 @@ public class RealmManager {
                 newRealm.updateCredential(user, credential);
             }
         }
+        if (userRep.getAuthenticationLink() != null) {
+            AuthenticationLinkRepresentation link = userRep.getAuthenticationLink();
+            AuthenticationLinkModel authLink = new AuthenticationLinkModel(link.getAuthProvider(), link.getAuthUserId());
+            newRealm.setAuthenticationLink(user, authLink);
+        }
         return user;
     }
 

services/src/main/java/org/keycloak/services/resources/AccountService.java

@@ -264,13 +264,15 @@ public class AccountService {
         AuthenticationProviderManager authProviderManager = AuthenticationProviderManager.getManager(realm);
         if (Validation.isEmpty(password)) {
             return account.setError(Messages.MISSING_PASSWORD).createResponse(AccountPages.PASSWORD);
-            // TODO: This may not work in some cases. For example if ldap username is "foo" but actual loginName of user is "bar", which could theoretically happen...
+        } else if (authProviderManager.validatePassword(user, password) != AuthProviderStatus.SUCCESS) {
-        } else if (authProviderManager.validatePassword(user.getLoginName(), password).getAuthProviderStatus() != AuthProviderStatus.SUCCESS) {
             return account.setError(Messages.INVALID_PASSWORD_EXISTING).createResponse(AccountPages.PASSWORD);
         }
 
         try {
-            authProviderManager.updatePassword(user.getLoginName(), passwordNew);
+            boolean passwordUpdateSuccess = authProviderManager.updatePassword(user, passwordNew);
+            if (!passwordUpdateSuccess) {
+                return account.setError("Password update failed").createResponse(AccountPages.PASSWORD);
+            }
         } catch (AuthenticationProviderException ape) {
             return account.setError(ape.getMessage()).createResponse(AccountPages.PASSWORD);
         }

services/src/main/java/org/keycloak/services/resources/RequiredActionsService.java

@@ -200,7 +200,10 @@ public class RequiredActionsService {
         }
 
         try {
-            AuthenticationProviderManager.getManager(realm).updatePassword(user.getLoginName(), passwordNew);
+            boolean updateSuccessful = AuthenticationProviderManager.getManager(realm).updatePassword(user, passwordNew);
+            if (!updateSuccessful) {
+                return loginForms.setError("Password update failed").createResponse(RequiredAction.UPDATE_PASSWORD);
+            }
         } catch (AuthenticationProviderException ape) {
             return loginForms.setError(ape.getMessage()).createResponse(RequiredAction.UPDATE_PASSWORD);
         }

services/src/main/java/org/keycloak/services/resources/TokenService.java

@@ -397,12 +397,21 @@ public class TokenService {
             UserCredentialModel credentials = new UserCredentialModel();
             credentials.setType(CredentialRepresentation.PASSWORD);
             credentials.setValue(formData.getFirst("password"));
+
+            boolean passwordUpdateSuccessful;
+            String passwordUpdateError = null;
             try {
-                AuthenticationProviderManager.getManager(realm).updatePassword(username, formData.getFirst("password"));
+                passwordUpdateSuccessful = AuthenticationProviderManager.getManager(realm).updatePassword(user, formData.getFirst("password"));
+                passwordUpdateError = "Password update failed";
             } catch (AuthenticationProviderException ape) {
+                passwordUpdateSuccessful = false;
+                passwordUpdateError = ape.getMessage();
+            }
+
             // User already registered, but force him to update password
+            if (!passwordUpdateSuccessful) {
                 user.addRequiredAction(UserModel.RequiredAction.UPDATE_PASSWORD);
-                return Flows.forms(realm, request, uriInfo).setError(ape.getMessage()).createResponse(UserModel.RequiredAction.UPDATE_PASSWORD);
+                return Flows.forms(realm, request, uriInfo).setError(passwordUpdateError).createResponse(UserModel.RequiredAction.UPDATE_PASSWORD);
             }
         }
 

spi/authentication-model/src/main/java/org/keycloak/spi/authentication/model/AbstractModelAuthenticationProvider.java

@@ -9,8 +9,7 @@ import org.keycloak.models.UserModel;
 import org.keycloak.models.utils.KeycloakModelUtils;
 import org.keycloak.representations.idm.CredentialRepresentation;
 import org.keycloak.spi.authentication.AuthProviderStatus;
-import org.keycloak.spi.authentication.AuthResult;
+import org.keycloak.spi.authentication.AuthUser;
-import org.keycloak.spi.authentication.AuthenticatedUser;
 import org.keycloak.spi.authentication.AuthenticationProvider;
 import org.keycloak.spi.authentication.AuthenticationProviderException;
 
@@ -24,22 +23,19 @@ public abstract class AbstractModelAuthenticationProvider implements Authenticat
     private static final Logger logger = Logger.getLogger(AbstractModelAuthenticationProvider.class);
 
     @Override
-    public AuthResult validatePassword(RealmModel currentRealm, Map<String, String> config, String username, String password) throws AuthenticationProviderException {
+    public AuthUser getUser(RealmModel currentRealm, Map<String, String> config, String username) throws AuthenticationProviderException {
         RealmModel realm = getRealm(currentRealm, config);
+        UserModel user = KeycloakModelUtils.findUserByNameOrEmail(realm, username);
+        return user == null ? null : createAuthenticatedUserInstance(user);
+    }
 
+    @Override
+    public AuthProviderStatus validatePassword(RealmModel currentRealm, Map<String, String> config, String username, String password) throws AuthenticationProviderException {
+        RealmModel realm = getRealm(currentRealm, config);
         UserModel user = KeycloakModelUtils.findUserByNameOrEmail(realm, username);
 
-        if (user == null) {
-            return new AuthResult(AuthProviderStatus.USER_NOT_FOUND);
-        }
-
         boolean result = realm.validatePassword(user, password);
-        if (!result) {
+        return result ? AuthProviderStatus.SUCCESS : AuthProviderStatus.INVALID_CREDENTIALS;
-            return  new AuthResult(AuthProviderStatus.INVALID_CREDENTIALS);
-        }
-
-        AuthenticatedUser authUser = createAuthenticatedUserInstance(user);
-        return new AuthResult(AuthProviderStatus.SUCCESS).setProviderName(getName()).setUser(authUser);
     }
 
     @Override
@@ -54,7 +50,7 @@ public abstract class AbstractModelAuthenticationProvider implements Authenticat
 
         UserModel user = realm.getUser(username);
         if (user == null) {
-            logger.debugf("User '%s' doesn't exists. Skip password update", username);
+            logger.warnf("User '%s' doesn't exists. Skip password update", username);
             return false;
         }
 
@@ -68,5 +64,9 @@ public abstract class AbstractModelAuthenticationProvider implements Authenticat
 
     protected abstract RealmModel getRealm(RealmModel currentRealm, Map<String, String> config) throws AuthenticationProviderException;
 
-    protected abstract AuthenticatedUser createAuthenticatedUserInstance(UserModel user);
+    protected AuthUser createAuthenticatedUserInstance(UserModel user) {
+        return new AuthUser(user.getId(), user.getLoginName(), getName())
+                .setName(user.getFirstName(), user.getLastName())
+                .setEmail(user.getEmail());
+    }
 }

spi/authentication-model/src/main/java/org/keycloak/spi/authentication/model/ExternalModelAuthenticationProvider.java

@@ -7,7 +7,7 @@ import org.keycloak.models.KeycloakSession;
 import org.keycloak.models.RealmModel;
 import org.keycloak.models.UserModel;
 import org.keycloak.spi.authentication.AuthProviderConstants;
-import org.keycloak.spi.authentication.AuthenticatedUser;
+import org.keycloak.spi.authentication.AuthUser;
 import org.keycloak.spi.authentication.AuthenticationProviderException;
 
 /**
@@ -40,11 +40,4 @@ public class ExternalModelAuthenticationProvider extends AbstractModelAuthentica
         }
         return realm;
     }
-
-    @Override
-    protected AuthenticatedUser createAuthenticatedUserInstance(UserModel user) {
-        return new AuthenticatedUser(user.getId(), user.getLoginName())
-                .setName(user.getFirstName(), user.getLastName())
-                .setEmail(user.getEmail());
-    }
 }

spi/authentication-model/src/main/java/org/keycloak/spi/authentication/model/ModelAuthenticationProvider.java

@@ -5,7 +5,7 @@ import java.util.Map;
 import org.keycloak.models.RealmModel;
 import org.keycloak.models.UserModel;
 import org.keycloak.spi.authentication.AuthProviderConstants;
-import org.keycloak.spi.authentication.AuthenticatedUser;
+import org.keycloak.spi.authentication.AuthUser;
 
 /**
  * AbstractModelAuthenticationProvider, which uses current realm to call operations on
@@ -23,10 +23,4 @@ public class ModelAuthenticationProvider extends AbstractModelAuthenticationProv
     protected RealmModel getRealm(RealmModel currentRealm, Map<String, String> config) {
         return currentRealm;
     }
-
-    @Override
-    protected AuthenticatedUser createAuthenticatedUserInstance(UserModel user) {
-        // We don't want AuthenticatedUser instance. Auto-registration won't never happen with this provider
-        return null;
-    }
 }

spi/authentication-picketlink/src/main/java/org/keycloak/spi/authentication/picketlink/PicketlinkAuthenticationProvider.java

@@ -6,9 +6,8 @@ import org.jboss.logging.Logger;
 import org.jboss.resteasy.spi.ResteasyProviderFactory;
 import org.keycloak.models.RealmModel;
 import org.keycloak.spi.authentication.AuthProviderStatus;
-import org.keycloak.spi.authentication.AuthResult;
 import org.keycloak.spi.authentication.AuthProviderConstants;
-import org.keycloak.spi.authentication.AuthenticatedUser;
+import org.keycloak.spi.authentication.AuthUser;
 import org.keycloak.spi.authentication.AuthenticationProvider;
 import org.keycloak.spi.authentication.AuthenticationProviderException;
 import org.keycloak.spi.picketlink.PartitionManagerProvider;
@@ -36,28 +35,27 @@ public class PicketlinkAuthenticationProvider implements AuthenticationProvider
     }
 
     @Override
-    public AuthResult validatePassword(RealmModel realm, Map<String, String> configuration, String username, String password) throws AuthenticationProviderException {
+    public AuthUser getUser(RealmModel realm, Map<String, String> configuration, String username) throws AuthenticationProviderException {
         IdentityManager identityManager = getIdentityManager(realm);
-
         User picketlinkUser = BasicModel.getUser(identityManager, username);
-        if (picketlinkUser == null) {
+        return picketlinkUser == null ? null : new AuthUser(picketlinkUser.getId(), picketlinkUser.getLoginName(), getName())
-            return new AuthResult(AuthProviderStatus.USER_NOT_FOUND);
+                .setName(picketlinkUser.getFirstName(), picketlinkUser.getLastName())
+                .setEmail(picketlinkUser.getEmail())
+                .setProviderName(getName());
     }
 
+    @Override
+    public AuthProviderStatus validatePassword(RealmModel realm, Map<String, String> configuration, String username, String password) throws AuthenticationProviderException {
+        IdentityManager identityManager = getIdentityManager(realm);
+
         UsernamePasswordCredentials credential = new UsernamePasswordCredentials();
         credential.setUsername(username);
         credential.setPassword(new Password(password.toCharArray()));
         identityManager.validateCredentials(credential);
         if (credential.getStatus() == Credentials.Status.VALID) {
-            AuthResult result = new AuthResult(AuthProviderStatus.SUCCESS);
+            return AuthProviderStatus.SUCCESS;
-
-            AuthenticatedUser authenticatedUser = new AuthenticatedUser(picketlinkUser.getId(), picketlinkUser.getLoginName())
-                    .setName(picketlinkUser.getFirstName(), picketlinkUser.getLastName())
-                    .setEmail(picketlinkUser.getEmail());
-            result.setUser(authenticatedUser).setProviderName(getName());
-            return result;
         } else {
-            return new AuthResult(AuthProviderStatus.INVALID_CREDENTIALS);
+            return AuthProviderStatus.INVALID_CREDENTIALS;
         }
     }
 

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthProviderConstants.java

@@ -5,12 +5,11 @@ package org.keycloak.spi.authentication;
  */
 public class AuthProviderConstants {
 
+    // Model is default provider. See AuthenticationProviderModel.DEFAULT_PROVIDER
     public static final String PROVIDER_NAME_MODEL = "model";
     public static final String PROVIDER_NAME_EXTERNAL_MODEL = "externalModel";
     public static final String PROVIDER_NAME_PICKETLINK = "picketlink";
 
-    public static final String DEFAULT_PROVIDER = PROVIDER_NAME_MODEL;
-
     // Used in external-model provider
     public static final String EXTERNAL_REALM_ID = "externalRealmId";
 }

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthProviderStatus.java

@@ -7,6 +7,6 @@ package org.keycloak.spi.authentication;
  */
 public enum AuthProviderStatus {
 
-    SUCCESS, INVALID_CREDENTIALS, USER_NOT_FOUND
+    SUCCESS, INVALID_CREDENTIALS, FAILED
 
 }

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthResult.java

@@ -1,44 +0,0 @@
-package org.keycloak.spi.authentication;
-
-/**
- * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
- */
-public class AuthResult {
-
-    // Status of authentication
-    private final AuthProviderStatus authProviderStatus;
-
-    // Provider, which authenticated user
-    private String providerName;
-
-    // filled usually only in case of successful authentication and just with some Authentication providers
-    private AuthenticatedUser authenticatedUser;
-
-    public AuthResult(AuthProviderStatus authProviderStatus) {
-        this.authProviderStatus = authProviderStatus;
-    }
-
-    public AuthResult setProviderName(String providerName) {
-        this.providerName = providerName;
-        return this;
-    }
-
-    public AuthResult setUser(AuthenticatedUser user) {
-        this.authenticatedUser = user;
-        return this;
-    }
-
-    public AuthProviderStatus getAuthProviderStatus() {
-        return authProviderStatus;
-    }
-
-    public String getProviderName() {
-        return providerName;
-    }
-
-    public AuthenticatedUser getAuthenticatedUser() {
-        return authenticatedUser;
-    }
-
-
-}

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthUser.java

@@ -3,7 +3,7 @@ package org.keycloak.spi.authentication;
 /**
  * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
  */
-public class AuthenticatedUser {
+public class AuthUser {
 
     private String id;
     private String username;
@@ -11,16 +11,19 @@ public class AuthenticatedUser {
     private String lastName;
     private String email;
 
-    public AuthenticatedUser(String id, String username) {
+    private String providerName;
+
+    public AuthUser(String id, String username, String providerName) {
         this.id = id;
         this.username = username;
+        this.providerName = providerName;
     }
 
     public String getId() {
         return id;
     }
 
-    public AuthenticatedUser setId(String id) {
+    public AuthUser setId(String id) {
         this.id = id;
         return this;
     }
@@ -29,7 +32,7 @@ public class AuthenticatedUser {
         return username;
     }
 
-    public AuthenticatedUser setUsername(String username) {
+    public AuthUser setUsername(String username) {
         this.username = username;
         return this;
     }
@@ -38,7 +41,7 @@ public class AuthenticatedUser {
         return firstName;
     }
 
-    public AuthenticatedUser setName(String name) {
+    public AuthUser setName(String name) {
         int i = name.lastIndexOf(' ');
         if (i != -1) {
             firstName  = name.substring(0, i);
@@ -50,7 +53,7 @@ public class AuthenticatedUser {
         return this;
     }
 
-    public AuthenticatedUser setName(String firstName, String lastName) {
+    public AuthUser setName(String firstName, String lastName) {
         this.firstName = firstName;
         this.lastName = lastName;
         return this;
@@ -64,8 +67,17 @@ public class AuthenticatedUser {
         return email;
     }
 
-    public AuthenticatedUser setEmail(String email) {
+    public AuthUser setEmail(String email) {
         this.email = email;
         return this;
     }
+
+    public String getProviderName() {
+        return providerName;
+    }
+
+    public AuthUser setProviderName(String providerName) {
+        this.providerName = providerName;
+        return this;
+    }
 }

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthenticationProvider.java

@@ -11,6 +11,17 @@ public interface AuthenticationProvider {
 
     String getName();
 
+    /**
+     * Get user by given username or email. Return user instance or null if user doesn't exists in this authentication provider
+     *
+     * @param realm
+     * @param configuration
+     * @param username or email
+     * @return found user or null if user with given username doesn't exists
+     * @throws AuthenticationProviderException
+     */
+    AuthUser getUser(RealmModel realm, Map<String, String> configuration, String username) throws AuthenticationProviderException;
+
     /**
      * Standard Authentication flow
      *
@@ -18,7 +29,7 @@ public interface AuthenticationProvider {
      * @param password
      * @return result of authentication, which might eventually encapsulate info about authenticated user and provider which successfully authenticated
      */
-    AuthResult validatePassword(RealmModel realm, Map<String, String> configuration, String username, String password) throws AuthenticationProviderException;
+    AuthProviderStatus validatePassword(RealmModel realm, Map<String, String> configuration, String username, String password) throws AuthenticationProviderException;
 
 
     /**

spi/authentication-spi/src/main/java/org/keycloak/spi/authentication/AuthenticationProviderManager.java

@@ -1,14 +1,15 @@
 package org.keycloak.spi.authentication;
 
-import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import org.jboss.logging.Logger;
+import org.keycloak.models.AuthenticationLinkModel;
 import org.keycloak.models.AuthenticationProviderModel;
 import org.keycloak.models.RealmModel;
+import org.keycloak.models.UserModel;
 import org.keycloak.util.ProviderLoader;
 
 /**
@@ -22,7 +23,6 @@ import org.keycloak.util.ProviderLoader;
 public class AuthenticationProviderManager {
 
     private static final Logger logger = Logger.getLogger(AuthenticationProviderManager.class);
-    private static final AuthenticationProviderModel DEFAULT_PROVIDER = new AuthenticationProviderModel(AuthProviderConstants.PROVIDER_NAME_MODEL, true, Collections.EMPTY_MAP);
 
     private final RealmModel realm;
     private final Map<String, AuthenticationProvider> delegates;
@@ -47,56 +47,86 @@ public class AuthenticationProviderManager {
         this.delegates = delegates;
     }
 
-    public AuthResult validatePassword(String username, String password) {
+    public AuthUser getUser(String username) {
-        List<AuthenticationProviderModel> configuredProviders = getConfiguredProviders(realm);
+        List<AuthenticationProviderModel> authProviderModels = getConfiguredProviderModels(realm);
-        boolean userExists = false;
+        for (AuthenticationProviderModel providerModel : authProviderModels) {
-
+            AuthenticationProvider delegate = getProvider(providerModel.getProviderName());
-        for (AuthenticationProviderModel authProviderConfig : configuredProviders) {
-            String providerName = authProviderConfig.getProviderName();
-
-            AuthenticationProvider delegate = getDelegate(providerName);
             if (delegate == null) {
                 continue;
             }
 
             try {
-                AuthResult currentResult = delegate.validatePassword(realm, authProviderConfig.getConfig(), username, password);
+                AuthUser authUser = delegate.getUser(realm, providerModel.getConfig(), username);
-                logger.debugf("Authentication provider '%s' finished with '%s' for authentication of '%s'", delegate.getName(), currentResult.getAuthProviderStatus().toString(), username);
+                if (authUser != null) {
-
+                    logger.debugf("User '%s' found with provider '%s'", username, providerModel.getProviderName());
-                if (currentResult.getAuthProviderStatus() == AuthProviderStatus.SUCCESS) {
+                    return authUser;
-                    return currentResult;
-                } else if (currentResult.getAuthProviderStatus() == AuthProviderStatus.INVALID_CREDENTIALS) {
-                    userExists = true;
                 }
             } catch (AuthenticationProviderException ape) {
                 logger.warn(ape.getMessage(), ape);
             }
         }
 
-        AuthProviderStatus status = userExists ? AuthProviderStatus.INVALID_CREDENTIALS : AuthProviderStatus.USER_NOT_FOUND;
+        logger.debugf("User '%s' not found with any provider", username);
-        logger.debugf("Not able to authenticate '%s' with any authentication provider. Status: '%s'", username, status.toString());
+        return null;
-
-        return new AuthResult(status);
     }
 
-    public void updatePassword(String username, String password) throws AuthenticationProviderException {
+    public AuthProviderStatus validatePassword(UserModel user, String password) {
-        List<AuthenticationProviderModel> configuredProviders = getConfiguredProviders(realm);
+        AuthenticationLinkModel authLink = realm.getAuthenticationLink(user);
+        if (authLink == null) {
+            authLink = new AuthenticationLinkModel(AuthenticationProviderModel.DEFAULT_PROVIDER.getProviderName(), user.getId());
+        }
 
-        for (AuthenticationProviderModel authProviderConfig : configuredProviders) {
+        String providerName = authLink.getAuthProvider();
 
-            // Update just those, which support password update
+        AuthenticationProviderModel providerModel = getConfiguredProviderModel(realm, providerName);
-            if (authProviderConfig.isPasswordUpdateSupported()) {
+        AuthenticationProvider delegate = getProvider(providerName);
-                String providerName = authProviderConfig.getProviderName();
+        if (delegate == null || providerModel == null) {
-                AuthenticationProvider delegate = getDelegate(providerName);
+            return AuthProviderStatus.FAILED;
-                if (delegate == null) {
-                    continue;
         }
 
         try {
-                    if (delegate.updateCredential(realm, authProviderConfig.getConfig(), username, password)) {
+            checkCorrectAuthLink(delegate, providerModel, authLink, user.getLoginName());
-                        logger.debugf("Updated password in authentication provider '%s' for user '%s'", delegate.getName(), username);
+
+            AuthProviderStatus currentResult = delegate.validatePassword(realm, providerModel.getConfig(), user.getLoginName(), password);
+            logger.debugf("Authentication provider '%s' finished with '%s' for authentication of '%s'", delegate.getName(), currentResult.toString(), user.getLoginName());
+            return currentResult;
+        } catch (AuthenticationProviderException ape) {
+            logger.warn(ape.getMessage(), ape);
+            return AuthProviderStatus.FAILED;
+        }
+    }
+
+    public boolean updatePassword(UserModel user, String password) throws AuthenticationProviderException {
+        AuthenticationLinkModel authLink = realm.getAuthenticationLink(user);
+        if (authLink == null) {
+            authLink = new AuthenticationLinkModel(AuthenticationProviderModel.DEFAULT_PROVIDER.getProviderName(), user.getId());
+        }
+
+        String providerName = authLink.getAuthProvider();
+
+        AuthenticationProviderModel providerModel = getConfiguredProviderModel(realm, providerName);
+        if (providerModel == null) {
+            return false;
+        }
+
+        String username = user.getLoginName();
+
+        // Update just those, which support password update
+        if (providerModel.isPasswordUpdateSupported()) {
+            try {
+                AuthenticationProvider delegate = getProvider(providerName);
+                if (delegate == null) {
+                    return false;
+                }
+
+                checkCorrectAuthLink(delegate, providerModel, authLink, username);
+
+                if (delegate.updateCredential(realm,providerModel.getConfig(), user.getLoginName(), password)) {
+                    logger.debugf("Updated password in authentication provider '%s' for user '%s'", providerName, username);
+                    return true;
                 } else {
-                        logger.debugf("Password not updated in authentication provider '%s' for user '%s'", delegate.getName(), username);
+                    logger.warnf("Password not updated in authentication provider '%s' for user '%s'", providerName, username);
+                    return false;
                 }
             } catch (AuthenticationProviderException ape) {
                 // Rethrow it to upper layer
@@ -104,28 +134,51 @@ public class AuthenticationProviderManager {
                 throw ape;
             }
         } else {
-                logger.debugf("Skip password update for authentication provider '%s' for user '%s'", authProviderConfig.getProviderName(), username);
+            logger.warnf("Skip password update for authentication provider '%s' for user '%s'", providerName, username);
-            }
+            return false;
         }
     }
 
-    private AuthenticationProvider getDelegate(String providerName) {
+    private AuthenticationProvider getProvider(String providerName) {
         AuthenticationProvider delegate = delegates.get(providerName);
         if (delegate == null) {
-            logger.warnf("Configured provider with name '%s' not found", providerName);
+            logger.warnf("Provider '%s' not available on classpath", providerName);
         }
         return delegate;
     }
 
-    private List<AuthenticationProviderModel> getConfiguredProviders(RealmModel realm) {
+    private List<AuthenticationProviderModel> getConfiguredProviderModels(RealmModel realm) {
         List<AuthenticationProviderModel> configuredProviders = realm.getAuthenticationProviders();
 
         // Use model based authentication of current realm by default
         if (configuredProviders == null || configuredProviders.isEmpty()) {
-            configuredProviders = new ArrayList<AuthenticationProviderModel>();
+            configuredProviders = Collections.EMPTY_LIST;
-            configuredProviders.add(DEFAULT_PROVIDER);
+            logger.warnf("No authentication providers found");
         }
 
         return configuredProviders;
     }
+
+    private AuthenticationProviderModel getConfiguredProviderModel(RealmModel realm, String providerName) {
+        List<AuthenticationProviderModel> providers = getConfiguredProviderModels(realm);
+        for (AuthenticationProviderModel provider : providers) {
+            if (providerName.equals(provider.getProviderName())) {
+                return provider;
+            }
+        }
+
+        logger.warnf("Provider '%s' not configured in realm", providerName);
+        return null;
+    }
+
+    // Check if ID of linked AuthUser is same as expected ID from authenticationLink . It should catch the case when for example user "john" was deleted in LDAP
+    // and then user "john" has been created again, but it's actually different user with different ID
+    private void checkCorrectAuthLink(AuthenticationProvider authProvider, AuthenticationProviderModel providerModel,
+                                      AuthenticationLinkModel authLinkModel, String username) throws AuthenticationProviderException {
+        AuthUser authUser = authProvider.getUser(realm, providerModel.getConfig(), username);
+        String userExternalId = authUser.getId();
+        if (!userExternalId.equals(authLinkModel.getAuthUserId())) {
+            throw new AuthenticationProviderException("ID did not match! ID from provider: " + userExternalId + ", ID from authentication link: " + authLinkModel.getAuthUserId());
+        }
+    }
 }

testsuite/integration/src/test/java/org/keycloak/testsuite/composites/CompositeRoleTest.java

@@ -27,6 +27,7 @@ import org.junit.Rule;
 import org.junit.Test;
 import org.keycloak.OAuth2Constants;
 import org.keycloak.models.ApplicationModel;
+import org.keycloak.models.AuthenticationProviderModel;
 import org.keycloak.models.RealmModel;
 import org.keycloak.models.RoleModel;
 import org.keycloak.models.UserCredentialModel;
@@ -44,6 +45,7 @@ import org.keycloak.testsuite.rule.WebRule;
 import org.openqa.selenium.WebDriver;
 
 import java.security.PublicKey;
+import java.util.Arrays;
 
 /**
  * @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
@@ -66,6 +68,7 @@ public class CompositeRoleTest {
             realm.setSslNotRequired(true);
             realm.setEnabled(true);
             realm.addRequiredCredential(UserCredentialModel.PASSWORD);
+            realm.setAuthenticationProviders(Arrays.asList(AuthenticationProviderModel.DEFAULT_PROVIDER));
             final RoleModel realmRole1 = realm.addRole("REALM_ROLE_1");
             final RoleModel realmRole2 = realm.addRole("REALM_ROLE_2");
             final RoleModel realmRole3 = realm.addRole("REALM_ROLE_3");

testsuite/integration/src/test/java/org/keycloak/testsuite/forms/AuthProvidersIntegrationTest.java

@@ -47,7 +47,7 @@ public class AuthProvidersIntegrationTest {
         @Override
         public void config(RealmManager manager, RealmModel adminstrationRealm, RealmModel appRealm) {
             addUser(appRealm, "mary", "mary@test.com", "password-app");
-            addUser(adminstrationRealm, "mary", "mary@admin.com", "password-admin");
+            addUser(adminstrationRealm, "mary-admin", "mary@admin.com", "password-admin");
 
             AuthenticationProviderModel modelProvider = new AuthenticationProviderModel(AuthProviderConstants.PROVIDER_NAME_MODEL, false, Collections.EMPTY_MAP);
             AuthenticationProviderModel picketlinkProvider = new AuthenticationProviderModel(AuthProviderConstants.PROVIDER_NAME_PICKETLINK, true, Collections.EMPTY_MAP);
@@ -116,7 +116,7 @@ public class AuthProvidersIntegrationTest {
     @Test
     public void loginExternalModel() {
         loginPage.open();
-        loginPage.login("mary", "password-admin");
+        loginPage.login("mary-admin", "password-admin");
 
         Assert.assertEquals(AppPage.RequestType.AUTH_RESPONSE, appPage.getRequestType());
         Assert.assertNotNull(oauth.getCurrentQuery().get(OAuth2Constants.CODE));
@@ -148,18 +148,18 @@ public class AuthProvidersIntegrationTest {
 
         try {
             changePasswordPage.open();
-            loginPage.login("mary", "password-admin");
+            loginPage.login("mary-admin", "password-admin");
 
             // Can't update to "pass" due to passwordPolicy
             changePasswordPage.changePassword("password-admin", "pass", "pass");
             Assert.assertEquals("Invalid password: minimum length 6", profilePage.getError());
 
-            changePasswordPage.changePassword("password-app", "password-updated", "password-updated");
+            changePasswordPage.changePassword("password-admin", "password-updated", "password-updated");
             Assert.assertEquals("Your password has been updated", profilePage.getSuccess());
             changePasswordPage.logout();
 
             loginPage.open();
-            loginPage.login("mary", "password-updated");
+            loginPage.login("mary-admin", "password-updated");
             Assert.assertEquals(AppPage.RequestType.AUTH_RESPONSE, appPage.getRequestType());
 
         } finally {