Move ODL-AAA-MOON under 'upstream' Directory

Change-Id: Ie010fbe3899e151421940908dbe8675aade54e2d
Signed-off-by: Trevor Bramwell <tbramwell@linuxfoundation.org>

19 files changed, 1892 insertions, 0 deletions

diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/pom.xml b/upstream/odl-aaa-moon/aaa/aaa-authn/pom.xml
new file mode 100644
index 00000000..01f1c99c
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/pom.xml
@@ -0,0 +1,103 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (c) 2014-2015 Hewlett-Packard Development Company, L.P. and others.
+    All rights reserved. This program and the accompanying materials are made
+    available under the terms of the Eclipse Public License v1.0 which accompanies
+    this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.opendaylight.aaa</groupId>
+        <artifactId>aaa-parent</artifactId>
+        <version>0.3.2-Beryllium-SR2</version>
+        <relativePath>../parent</relativePath>
+    </parent>
+
+    <artifactId>aaa-authn</artifactId>
+    <packaging>bundle</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.opendaylight.aaa</groupId>
+            <artifactId>aaa-authn-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.sun.jersey</groupId>
+            <artifactId>jersey-server</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.core</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.osgi</groupId>
+            <artifactId>org.osgi.compendium</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.dependencymanager</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <!-- Testing Dependencies -->
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-simple</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <Bundle-Activator>org.opendaylight.aaa.Activator</Bundle-Activator>
+                    </instructions>
+                    <manifestLocation>${project.basedir}/META-INF</manifestLocation>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>attach-artifacts</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>attach-artifact</goal>
+                        </goals>
+                        <configuration>
+                            <artifacts>
+                                <artifact>
+                                    <file>${project.build.directory}/classes/authn.cfg</file>
+                                    <type>cfg</type>
+                                    <classifier>config</classifier>
+                                </artifact>
+                            </artifacts>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/Activator.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/Activator.java
new file mode 100644
index 00000000..cfe27ef0
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/Activator.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import java.util.Dictionary;
+import org.apache.felix.dm.DependencyActivatorBase;
+import org.apache.felix.dm.DependencyManager;
+import org.opendaylight.aaa.api.AuthenticationService;
+import org.opendaylight.aaa.api.ClientService;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.Constants;
+import org.osgi.service.cm.ManagedService;
+
+/**
+ * Activator to register {@link AuthenticationService} with OSGi.
+ *
+ * @author liemmn
+ *
+ */
+public class Activator extends DependencyActivatorBase {
+
+    private static final String AUTHN_PID = "org.opendaylight.aaa.authn";
+
+    @Override
+    public void init(BundleContext context, DependencyManager manager) throws Exception {
+        manager.add(createComponent().setInterface(
+                new String[] { AuthenticationService.class.getName() }, null).setImplementation(
+                AuthenticationManager.instance()));
+
+        ClientManager cm = new ClientManager();
+        manager.add(createComponent().setInterface(new String[] { ClientService.class.getName() },
+                null).setImplementation(cm));
+        context.registerService(ManagedService.class.getName(), cm, addPid(ClientManager.defaults));
+        context.registerService(ManagedService.class.getName(), AuthenticationManager.instance(),
+                addPid(AuthenticationManager.defaults));
+    }
+
+    @Override
+    public void destroy(BundleContext context, DependencyManager manager) throws Exception {
+    }
+
+    private Dictionary<String, ?> addPid(Dictionary<String, String> dict) {
+        dict.put(Constants.SERVICE_PID, AUTHN_PID);
+        return dict;
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationBuilder.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationBuilder.java
new file mode 100644
index 00000000..948cbac6
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationBuilder.java
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import static org.opendaylight.aaa.EqualUtil.areEqual;
+import static org.opendaylight.aaa.HashCodeUtil.hash;
+
+import java.io.Serializable;
+import java.util.Set;
+import org.opendaylight.aaa.api.Authentication;
+import org.opendaylight.aaa.api.Claim;
+
+/**
+ * A builder for the authentication context.
+ *
+ * The expiration defaults to 0.
+ *
+ * @author liemmn
+ *
+ */
+public class AuthenticationBuilder {
+
+    private long expiration = 0L;
+    private Claim claim;
+
+    public AuthenticationBuilder(Claim claim) {
+        this.claim = claim;
+    }
+
+    public AuthenticationBuilder setExpiration(long expiration) {
+        this.expiration = expiration;
+        return this;
+    }
+
+    public Authentication build() {
+        return new ImmutableAuthentication(this);
+    }
+
+    private static final class ImmutableAuthentication implements Authentication, Serializable {
+        private static final long serialVersionUID = 4919078164955609987L;
+        private int hashCode = 0;
+        long expiration = 0L;
+        Claim claim;
+
+        private ImmutableAuthentication(AuthenticationBuilder base) {
+            if (base.claim == null) {
+                throw new IllegalStateException("The Claim is null.");
+            }
+            claim = new ClaimBuilder(base.claim).build();
+            expiration = base.expiration;
+
+            if (base.expiration < 0) {
+                throw new IllegalStateException("The expiration is less than 0.");
+            }
+        }
+
+        @Override
+        public long expiration() {
+            return expiration;
+        }
+
+        @Override
+        public String clientId() {
+            return claim.clientId();
+        }
+
+        @Override
+        public String userId() {
+            return claim.userId();
+        }
+
+        @Override
+        public String user() {
+            return claim.user();
+        }
+
+        @Override
+        public String domain() {
+            return claim.domain();
+        }
+
+        @Override
+        public Set<String> roles() {
+            return claim.roles();
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o) {
+                return true;
+            }
+            if (!(o instanceof Authentication)) {
+                return false;
+            }
+            Authentication a = (Authentication) o;
+            return areEqual(expiration, a.expiration()) && areEqual(claim.roles(), a.roles())
+                    && areEqual(claim.domain(), a.domain()) && areEqual(claim.userId(), a.userId())
+                    && areEqual(claim.user(), a.user()) && areEqual(claim.clientId(), a.clientId());
+        }
+
+        @Override
+        public int hashCode() {
+            if (hashCode == 0) {
+                int result = HashCodeUtil.SEED;
+                result = hash(result, expiration);
+                result = hash(result, claim.hashCode());
+                hashCode = result;
+            }
+            return hashCode;
+        }
+
+        @Override
+        public String toString() {
+            return "expiration:" + expiration + "," + claim.toString();
+        }
+    }
+}
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationManager.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationManager.java
new file mode 100644
index 00000000..5f6420a3
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/AuthenticationManager.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import java.util.Dictionary;
+import java.util.Hashtable;
+import org.opendaylight.aaa.api.Authentication;
+import org.opendaylight.aaa.api.AuthenticationService;
+import org.osgi.service.cm.ConfigurationException;
+import org.osgi.service.cm.ManagedService;
+
+/**
+ * An {@link InheritableThreadLocal}-based {@link AuthenticationService}.
+ *
+ * @author liemmn
+ */
+public class AuthenticationManager implements AuthenticationService, ManagedService {
+    private static final String AUTH_ENABLED_ERR = "Error setting authEnabled";
+
+    static final String AUTH_ENABLED = "authEnabled";
+    static final Dictionary<String, String> defaults = new Hashtable<>();
+    static {
+        defaults.put(AUTH_ENABLED, Boolean.FALSE.toString());
+    }
+
+    // In non-Karaf environments, authEnabled is set to false by default
+    private static volatile boolean authEnabled = false;
+
+    private final static AuthenticationManager am = new AuthenticationManager();
+    private final ThreadLocal<Authentication> auth = new InheritableThreadLocal<>();
+
+    private AuthenticationManager() {
+    }
+
+    static AuthenticationManager instance() {
+        return am;
+    }
+
+    @Override
+    public Authentication get() {
+        return auth.get();
+    }
+
+    @Override
+    public void set(Authentication a) {
+        auth.set(a);
+    }
+
+    @Override
+    public void clear() {
+        auth.remove();
+    }
+
+    @Override
+    public boolean isAuthEnabled() {
+        return authEnabled;
+    }
+
+    @Override
+    public void updated(Dictionary<String, ?> properties) throws ConfigurationException {
+        if (properties == null) {
+            return;
+        }
+
+        String propertyValue = (String) properties.get(AUTH_ENABLED);
+        boolean isTrueString = Boolean.parseBoolean(propertyValue);
+        if (!isTrueString && !"false".equalsIgnoreCase(propertyValue)) {
+            throw new ConfigurationException(AUTH_ENABLED, AUTH_ENABLED_ERR);
+        }
+        authEnabled = isTrueString;
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClaimBuilder.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClaimBuilder.java
new file mode 100644
index 00000000..4e4a8ef3
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClaimBuilder.java
@@ -0,0 +1,160 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import static org.opendaylight.aaa.EqualUtil.areEqual;
+import static org.opendaylight.aaa.HashCodeUtil.hash;
+
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableSet;
+import java.io.Serializable;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import org.opendaylight.aaa.api.Claim;
+
+/**
+ * Builder for a {@link Claim}. The userId, user, and roles information is
+ * mandatory.
+ *
+ * @author liemmn
+ *
+ */
+public class ClaimBuilder {
+    private String userId = "";
+    private String user = "";
+    private Set<String> roles = new LinkedHashSet<>();
+    private String clientId = "";
+    private String domain = "";
+
+    public ClaimBuilder() {
+    }
+
+    public ClaimBuilder(Claim claim) {
+        clientId = claim.clientId();
+        userId = claim.userId();
+        user = claim.user();
+        domain = claim.domain();
+        roles.addAll(claim.roles());
+    }
+
+    public ClaimBuilder setClientId(String clientId) {
+        this.clientId = Strings.nullToEmpty(clientId).trim();
+        return this;
+    }
+
+    public ClaimBuilder setUserId(String userId) {
+        this.userId = Strings.nullToEmpty(userId).trim();
+        return this;
+    }
+
+    public ClaimBuilder setUser(String userName) {
+        user = Strings.nullToEmpty(userName).trim();
+        return this;
+    }
+
+    public ClaimBuilder setDomain(String domain) {
+        this.domain = Strings.nullToEmpty(domain).trim();
+        return this;
+    }
+
+    public ClaimBuilder addRoles(Set<String> roles) {
+        for (String role : roles) {
+            addRole(role);
+        }
+        return this;
+    }
+
+    public ClaimBuilder addRole(String role) {
+        roles.add(Strings.nullToEmpty(role).trim());
+        return this;
+    }
+
+    public Claim build() {
+        return new ImmutableClaim(this);
+    }
+
+    protected static class ImmutableClaim implements Claim, Serializable {
+        private static final long serialVersionUID = -8115027645190209129L;
+        private int hashCode = 0;
+        protected String clientId;
+        protected String userId;
+        protected String user;
+        protected String domain;
+        protected ImmutableSet<String> roles;
+
+        protected ImmutableClaim(ClaimBuilder base) {
+            clientId = base.clientId;
+            userId = base.userId;
+            user = base.user;
+            domain = base.domain;
+            roles = ImmutableSet.<String> builder().addAll(base.roles).build();
+
+            if (userId.isEmpty() || user.isEmpty() || roles.isEmpty() || roles.contains("")) {
+                throw new IllegalStateException(
+                        "The Claim is missing one or more of the required fields.");
+            }
+        }
+
+        @Override
+        public String clientId() {
+            return clientId;
+        }
+
+        @Override
+        public String userId() {
+            return userId;
+        }
+
+        @Override
+        public String user() {
+            return user;
+        }
+
+        @Override
+        public String domain() {
+            return domain;
+        }
+
+        @Override
+        public Set<String> roles() {
+            return roles;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o)
+                return true;
+            if (!(o instanceof Claim))
+                return false;
+            Claim a = (Claim) o;
+            return areEqual(roles, a.roles()) && areEqual(domain, a.domain())
+                    && areEqual(userId, a.userId()) && areEqual(user, a.user())
+                    && areEqual(clientId, a.clientId());
+        }
+
+        @Override
+        public int hashCode() {
+            if (hashCode == 0) {
+                int result = HashCodeUtil.SEED;
+                result = hash(result, clientId);
+                result = hash(result, userId);
+                result = hash(result, user);
+                result = hash(result, domain);
+                result = hash(result, roles);
+                hashCode = result;
+            }
+            return hashCode;
+        }
+
+        @Override
+        public String toString() {
+            return "clientId:" + clientId + "," + "userId:" + userId + "," + "userName:" + user
+                    + "," + "domain:" + domain + "," + "roles:" + roles;
+        }
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClientManager.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClientManager.java
new file mode 100644
index 00000000..e7e51424
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/ClientManager.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import java.util.Dictionary;
+import java.util.HashMap;
+import java.util.Hashtable;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import org.apache.felix.dm.Component;
+import org.opendaylight.aaa.api.AuthenticationException;
+import org.opendaylight.aaa.api.ClientService;
+import org.osgi.service.cm.ConfigurationException;
+import org.osgi.service.cm.ManagedService;
+
+/**
+ * A configuration-based client manager.
+ *
+ * @author liemmn
+ *
+ */
+public class ClientManager implements ClientService, ManagedService {
+    static final String CLIENTS = "authorizedClients";
+    private static final String CLIENTS_FORMAT_ERR = "Clients are space-delimited in the form of <client_id>:<client_secret>";
+    private static final String UNAUTHORIZED_CLIENT_ERR = "Unauthorized client";
+
+    // Defaults (needed only for non-Karaf deployments)
+    static final Dictionary<String, String> defaults = new Hashtable<>();
+    static {
+        defaults.put(CLIENTS, "dlux:secrete");
+    }
+
+    private final Map<String, String> clients = new ConcurrentHashMap<>();
+
+    // This should be a singleton
+    ClientManager() {
+    }
+
+    // Called by DM when all required dependencies are satisfied.
+    void init(Component c) throws ConfigurationException {
+        reconfig(defaults);
+    }
+
+    @Override
+    public void validate(String clientId, String clientSecret) throws AuthenticationException {
+        // TODO: Post-Helium, we will support a CRUD API
+        if (!clients.containsKey(clientId)) {
+            throw new AuthenticationException(UNAUTHORIZED_CLIENT_ERR);
+        }
+        if (!clients.get(clientId).equals(clientSecret)) {
+            throw new AuthenticationException(UNAUTHORIZED_CLIENT_ERR);
+        }
+    }
+
+    @Override
+    public void updated(Dictionary<String, ?> props) throws ConfigurationException {
+        if (props == null) {
+            props = defaults;
+        }
+        reconfig(props);
+    }
+
+    // Reconfigure the client map...
+    private void reconfig(@SuppressWarnings("rawtypes") Dictionary props)
+            throws ConfigurationException {
+        try {
+            String authorizedClients = (String) props.get(CLIENTS);
+            Map<String, String> newClients = new HashMap<>();
+            if (authorizedClients != null) {
+                for (String client : authorizedClients.split(" ")) {
+                    String[] aClient = client.split(":");
+                    newClients.put(aClient[0], aClient[1]);
+                }
+            }
+            clients.clear();
+            clients.putAll(newClients);
+        } catch (Throwable t) {
+            throw new ConfigurationException(null, CLIENTS_FORMAT_ERR);
+        }
+    }
+
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java
new file mode 100644
index 00000000..17204d0e
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/EqualUtil.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+/**
+ * Simple class to aide in implementing equals.
+ * <p>
+ *
+ * <em>Arrays are not handled by this class</em>. This is because the
+ * <code>Arrays.equals</code> methods should be used for array fields.
+ */
+public final class EqualUtil {
+    static public boolean areEqual(boolean aThis, boolean aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(char aThis, char aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(long aThis, long aThat) {
+        return aThis == aThat;
+    }
+
+    static public boolean areEqual(float aThis, float aThat) {
+        return Float.floatToIntBits(aThis) == Float.floatToIntBits(aThat);
+    }
+
+    static public boolean areEqual(double aThis, double aThat) {
+        return Double.doubleToLongBits(aThis) == Double.doubleToLongBits(aThat);
+    }
+
+    static public boolean areEqual(Object aThis, Object aThat) {
+        return aThis == null ? aThat == null : aThis.equals(aThat);
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java
new file mode 100644
index 00000000..c295b3ed
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/HashCodeUtil.java
@@ -0,0 +1,104 @@
+/*****************************************************************************
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ *****************************************************************************/
+
+package org.opendaylight.aaa;
+
+import java.lang.reflect.Array;
+
+/**
+ * Collected methods which allow easy implementation of <tt>hashCode</tt>.
+ *
+ * Example use case:
+ *
+ * <pre>
+ * public int hashCode() {
+ *     int result = HashCodeUtil.SEED;
+ *     // collect the contributions of various fields
+ *     result = HashCodeUtil.hash(result, fPrimitive);
+ *     result = HashCodeUtil.hash(result, fObject);
+ *     result = HashCodeUtil.hash(result, fArray);
+ *     return result;
+ * }
+ * </pre>
+ */
+public final class HashCodeUtil {
+
+    /**
+     * An initial value for a <tt>hashCode</tt>, to which is added contributions
+     * from fields. Using a non-zero value decreases collisions of
+     * <tt>hashCode</tt> values.
+     */
+    public static final int SEED = 23;
+
+    /** booleans. */
+    public static int hash(int aSeed, boolean aBoolean) {
+        return firstTerm(aSeed) + (aBoolean ? 1 : 0);
+    }
+
+    /*** chars. */
+    public static int hash(int aSeed, char aChar) {
+        return firstTerm(aSeed) + aChar;
+    }
+
+    /** ints. */
+    public static int hash(int aSeed, int aInt) {
+        return firstTerm(aSeed) + aInt;
+    }
+
+    /** longs. */
+    public static int hash(int aSeed, long aLong) {
+        return firstTerm(aSeed) + (int) (aLong ^ (aLong >>> 32));
+    }
+
+    /** floats. */
+    public static int hash(int aSeed, float aFloat) {
+        return hash(aSeed, Float.floatToIntBits(aFloat));
+    }
+
+    /** doubles. */
+    public static int hash(int aSeed, double aDouble) {
+        return hash(aSeed, Double.doubleToLongBits(aDouble));
+    }
+
+    /**
+     * <tt>aObject</tt> is a possibly-null object field, and possibly an array.
+     *
+     * If <tt>aObject</tt> is an array, then each element may be a primitive or
+     * a possibly-null object.
+     */
+    public static int hash(int aSeed, Object aObject) {
+        int result = aSeed;
+        if (aObject == null) {
+            result = hash(result, 0);
+        } else if (!isArray(aObject)) {
+            result = hash(result, aObject.hashCode());
+        } else {
+            int length = Array.getLength(aObject);
+            for (int idx = 0; idx < length; ++idx) {
+                Object item = Array.get(aObject, idx);
+                // if an item in the array references the array itself, prevent
+                // infinite looping
+                if (!(item == aObject)) {
+                    result = hash(result, item);
+                }
+            }
+        }
+        return result;
+    }
+
+    // PRIVATE
+    private static final int fODD_PRIME_NUMBER = 37;
+
+    private static int firstTerm(int aSeed) {
+        return fODD_PRIME_NUMBER * aSeed;
+    }
+
+    private static boolean isArray(Object aObject) {
+        return aObject.getClass().isArray();
+    }
+}
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/PasswordCredentialBuilder.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/PasswordCredentialBuilder.java
new file mode 100644
index 00000000..d8a2e87a
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/PasswordCredentialBuilder.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import static org.opendaylight.aaa.EqualUtil.areEqual;
+import static org.opendaylight.aaa.HashCodeUtil.hash;
+
+import org.opendaylight.aaa.api.PasswordCredentials;
+
+/**
+ * {@link PasswordCredentials} builder.
+ *
+ * @author liemmn
+ *
+ */
+public class PasswordCredentialBuilder {
+    private final MutablePasswordCredentials pc = new MutablePasswordCredentials();
+
+    public PasswordCredentialBuilder setUserName(String username) {
+        pc.username = username;
+        return this;
+    }
+
+    public PasswordCredentialBuilder setPassword(String password) {
+        pc.password = password;
+        return this;
+    }
+
+    public PasswordCredentialBuilder setDomain(String domain) {
+        pc.domain = domain;
+        return this;
+    }
+
+    public PasswordCredentials build() {
+        return pc;
+    }
+
+    private static class MutablePasswordCredentials implements PasswordCredentials {
+        private int hashCode = 0;
+        private String username;
+        private String password;
+        private String domain;
+
+        @Override
+        public String username() {
+            return username;
+        }
+
+        @Override
+        public String password() {
+            return password;
+        }
+
+        @Override
+        public String domain() {
+            return domain;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o) {
+                return true;
+            }
+            if (!(o instanceof PasswordCredentials)) {
+                return false;
+            }
+            PasswordCredentials p = (PasswordCredentials) o;
+            return areEqual(username, p.username()) && areEqual(password, p.password());
+        }
+
+        @Override
+        public int hashCode() {
+            if (hashCode == 0) {
+                int result = HashCodeUtil.SEED;
+                result = hash(result, username);
+                result = hash(result, password);
+                hashCode = result;
+            }
+            return hashCode;
+        }
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/SecureBlockingQueue.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/SecureBlockingQueue.java
new file mode 100644
index 00000000..3ded52da
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/java/org/opendaylight/aaa/SecureBlockingQueue.java
@@ -0,0 +1,258 @@
+/*
+ * Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.aaa;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.TimeUnit;
+import org.opendaylight.aaa.api.Authentication;
+
+/**
+ * A {@link BlockingQueue} decorator with injected security context.
+ *
+ * @author liemmn
+ *
+ * @param <T>
+ *            queue element type
+ */
+public class SecureBlockingQueue<T> implements BlockingQueue<T> {
+    private final BlockingQueue<SecureData<T>> queue;
+
+    /**
+     * Constructor.
+     *
+     * @param queue
+     *            blocking queue implementation to use
+     */
+    public SecureBlockingQueue(BlockingQueue<SecureData<T>> queue) {
+        this.queue = queue;
+    }
+
+    @Override
+    public T remove() {
+        return setAuth(queue.remove());
+    }
+
+    @Override
+    public T poll() {
+        return setAuth(queue.poll());
+    }
+
+    @Override
+    public T element() {
+        return setAuth(queue.element());
+    }
+
+    @Override
+    public T peek() {
+        return setAuth(queue.peek());
+    }
+
+    @Override
+    public int size() {
+        return queue.size();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return queue.isEmpty();
+    }
+
+    @Override
+    public Iterator<T> iterator() {
+        return new Iterator<T>() {
+            Iterator<SecureData<T>> it = queue.iterator();
+
+            @Override
+            public boolean hasNext() {
+                return it.hasNext();
+            }
+
+            @Override
+            public T next() {
+                return it.next().data;
+            }
+
+            @Override
+            public void remove() {
+                it.remove();
+            }
+        };
+    }
+
+    @Override
+    public Object[] toArray() {
+        return toData().toArray();
+    }
+
+    @SuppressWarnings("hiding")
+    @Override
+    public <T> T[] toArray(T[] a) {
+        return toData().toArray(a);
+    }
+
+    @Override
+    public boolean containsAll(Collection<?> c) {
+        return toData().containsAll(c);
+    }
+
+    @Override
+    public boolean addAll(Collection<? extends T> c) {
+        return queue.addAll(fromData(c));
+    }
+
+    @Override
+    public boolean removeAll(Collection<?> c) {
+        return queue.removeAll(fromData(c));
+    }
+
+    @Override
+    public boolean retainAll(Collection<?> c) {
+        return queue.retainAll(fromData(c));
+    }
+
+    @Override
+    public void clear() {
+        queue.clear();
+    }
+
+    @Override
+    public boolean add(T e) {
+        return queue.add(new SecureData<>(e));
+    }
+
+    @Override
+    public boolean offer(T e) {
+        return queue.offer(new SecureData<>(e));
+    }
+
+    @Override
+    public void put(T e) throws InterruptedException {
+        queue.put(new SecureData<T>(e));
+    }
+
+    @Override
+    public boolean offer(T e, long timeout, TimeUnit unit) throws InterruptedException {
+        return queue.offer(new SecureData<>(e), timeout, unit);
+    }
+
+    @Override
+    public T take() throws InterruptedException {
+        return setAuth(queue.take());
+    }
+
+    @Override
+    public T poll(long timeout, TimeUnit unit) throws InterruptedException {
+        return setAuth(queue.poll(timeout, unit));
+    }
+
+    @Override
+    public int remainingCapacity() {
+        return queue.remainingCapacity();
+    }
+
+    @Override
+    public boolean remove(Object o) {
+        Iterator<SecureData<T>> it = queue.iterator();
+        while (it.hasNext()) {
+            SecureData<T> sd = it.next();
+            if (sd.data.equals(o)) {
+                return queue.remove(sd);
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public boolean contains(Object o) {
+        Iterator<SecureData<T>> it = queue.iterator();
+        while (it.hasNext()) {
+            SecureData<T> sd = it.next();
+            if (sd.data.equals(o)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public int drainTo(Collection<? super T> c) {
+        Collection<SecureData<T>> sd = new ArrayList<>();
+        int n = queue.drainTo(sd);
+        c.addAll(toData(sd));
+        return n;
+    }
+
+    @Override
+    public int drainTo(Collection<? super T> c, int maxElements) {
+        Collection<SecureData<T>> sd = new ArrayList<>();
+        int n = queue.drainTo(sd, maxElements);
+        c.addAll(toData(sd));
+        return n;
+    }
+
+    // Rehydrate security context
+    private T setAuth(SecureData<T> i) {
+        AuthenticationManager.instance().set(i.auth);
+        return i.data;
+    }
+
+    // Construct secure data collection from a plain old data collection
+    @SuppressWarnings("unchecked")
+    private Collection<SecureData<T>> fromData(Collection<?> c) {
+        Collection<SecureData<T>> sd = new ArrayList<>(c.size());
+        for (Object d : c) {
+            sd.add((SecureData<T>) new SecureData<>(d));
+        }
+        return sd;
+    }
+
+    // Extract the data portion out from the secure data
+    @SuppressWarnings("unchecked")
+    private Collection<T> toData() {
+        return toData(Arrays.<SecureData<T>> asList(queue.toArray(new SecureData[0])));
+    }
+
+    // Extract the data portion out from the secure data
+    private Collection<T> toData(Collection<SecureData<T>> secureData) {
+        Collection<T> data = new ArrayList<>(secureData.size());
+        Iterator<SecureData<T>> it = secureData.iterator();
+        while (it.hasNext()) {
+            data.add(it.next().data);
+        }
+        return data;
+    }
+
+    // Inject security context
+    public static final class SecureData<T> {
+        private final T data;
+        private final Authentication auth;
+
+        private SecureData(T data) {
+            this.data = data;
+            this.auth = AuthenticationManager.instance().get();
+        }
+
+        @SuppressWarnings("rawtypes")
+        @Override
+        public boolean equals(Object o) {
+            if (o == null) {
+                return false;
+            }
+            return (o instanceof SecureData) ? data.equals(((SecureData) o).data) : false;
+        }
+
+        @Override
+        public int hashCode() {
+            return data.hashCode();
+        }
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.properties b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.properties
new file mode 100644
index 00000000..75537f6b
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.properties
@@ -0,0 +1,12 @@
+org.opendaylight.aaa.authn.name = Opendaylight AAA Authentication Configuration
+org.opendaylight.aaa.authn.description = Configuration for AAA authorized clients
+org.opendaylight.aaa.authn.authorizedClients.name = Authorized Clients
+org.opendaylight.aaa.authn.authorizedClients.description = Space-delimited list of authorized \
+ clients, with client id and client password separated by a ':'. \
+ Example:  dlux:secrete <client_id:client_secret>
+org.opendaylight.aaa.authn.authEnabled.name = Enable authentication
+org.opendaylight.aaa.authn.authEnabled.description = Enable authentication by setting it \
+to the value 'true', or 'false' if bypassing authentication. \
+Note that bypassing authentication may result in your controller being more \
+vulnerable to unauthorized accesses.  Authorization, if enabled, will not work if \
+authentication is disabled.
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.xml b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.xml
new file mode 100644
index 00000000..10150587
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/OSGI-INF/metatype/metatype.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<metatype:MetaData xmlns:metatype="http://www.osgi.org/xmlns/metatype/v1.0.0"
+    localization="OSGI-INF/metatype/metatype">
+    <OCD id="org.opendaylight.aaa.authn" name="%org.opendaylight.aaa.authn.name"
+        description="%org.opendaylight.aaa.authn.description">
+        <AD id="authorizedClients" type="String" default="dlux:secrete"
+            name="%org.opendaylight.aaa.authn.authorizedClients.name"
+            description="%org.opendaylight.aaa.authn.authorizedClients.description" />
+        <AD id="authEnabled" type="String" default="true"
+            name="%org.opendaylight.aaa.authn.authEnabled.name"
+            description="%org.opendaylight.aaa.authn.authEnabled.description" />
+    </OCD>
+    <Designate pid="org.opendaylight.aaa.authn">
+        <Object ocdref="org.opendaylight.aaa.authn" />
+    </Designate>
+</metatype:MetaData>
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/authn.cfg b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/authn.cfg
new file mode 100644
index 00000000..e7326f86
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/main/resources/authn.cfg
@@ -0,0 +1,2 @@
+authorizedClients=dlux:secrete
+authEnabled=true
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationBuilderTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationBuilderTest.java
new file mode 100644
index 00000000..2f69fe5b
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationBuilderTest.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import org.junit.Test;
+import org.opendaylight.aaa.api.Authentication;
+import org.opendaylight.aaa.api.Claim;
+
+public class AuthenticationBuilderTest {
+    private Set<String> roles = new LinkedHashSet<>(Arrays.asList("role1", "role2"));
+    private Claim validClaim = new ClaimBuilder().setDomain("aName").setUserId("1")
+            .setClientId("2222").setUser("bob").addRole("foo").addRoles(roles).build();
+
+    @Test
+    public void testBuildWithExpiration() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertEquals(1, a1.expiration());
+        assertEquals("aName", a1.domain());
+        assertEquals("1", a1.userId());
+        assertEquals("2222", a1.clientId());
+        assertEquals("bob", a1.user());
+        assertTrue(a1.roles().contains("foo"));
+        assertTrue(a1.roles().containsAll(roles));
+        assertEquals(3, a1.roles().size());
+        Authentication a2 = new AuthenticationBuilder(a1).build();
+        assertNotEquals(a1, a2);
+        Authentication a3 = new AuthenticationBuilder(a1).setExpiration(1).build();
+        assertEquals(a1, a3);
+    }
+
+    @Test
+    public void testBuildWithoutExpiration() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).build();
+        assertEquals(0, a1.expiration());
+        assertEquals("aName", a1.domain());
+        assertEquals("1", a1.userId());
+        assertEquals("2222", a1.clientId());
+        assertEquals("bob", a1.user());
+        assertTrue(a1.roles().contains("foo"));
+        assertTrue(a1.roles().containsAll(roles));
+        assertEquals(3, a1.roles().size());
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithNegativeExpiration() {
+        AuthenticationBuilder a1 = new AuthenticationBuilder(validClaim).setExpiration(-1);
+        a1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithNullClaim() {
+        AuthenticationBuilder a1 = new AuthenticationBuilder(null);
+        a1.build();
+    }
+
+    @Test
+    public void testToString() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertEquals(
+                "expiration:1,clientId:2222,userId:1,userName:bob,domain:aName,roles:[foo, role1, role2]",
+                a1.toString());
+    }
+
+    @Test
+    public void testEquals() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertTrue(a1.equals(a1));
+        Authentication a2 = new AuthenticationBuilder(a1).setExpiration(1).build();
+        assertTrue(a1.equals(a2));
+        assertTrue(a2.equals(a1));
+        Authentication a3 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertTrue(a1.equals(a3));
+        assertTrue(a3.equals(a2));
+        assertTrue(a1.equals(a2));
+    }
+
+    @Test
+    public void testNotEquals() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertFalse(a1.equals(null));
+        assertFalse(a1.equals("wrong object"));
+        Authentication a2 = new AuthenticationBuilder(a1).build();
+        assertFalse(a1.equals(a2));
+        assertFalse(a2.equals(a1));
+        Authentication a3 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertFalse(a1.equals(a2));
+        assertTrue(a1.equals(a3));
+        assertFalse(a2.equals(a3));
+        Authentication a4 = new AuthenticationBuilder(validClaim).setExpiration(9).build();
+        assertFalse(a1.equals(a4));
+        assertFalse(a4.equals(a1));
+        Authentication a5 = new AuthenticationBuilder(a1).setExpiration(9).build();
+        assertFalse(a1.equals(a5));
+        assertFalse(a5.equals(a1));
+    }
+
+    @Test
+    public void testHashCode() {
+        Authentication a1 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertEquals(a1.hashCode(), a1.hashCode());
+        Authentication a2 = new AuthenticationBuilder(a1).setExpiration(1).build();
+        assertTrue(a1.equals(a2));
+        assertEquals(a1.hashCode(), a2.hashCode());
+        Authentication a3 = new AuthenticationBuilder(validClaim).setExpiration(1).build();
+        assertTrue(a1.equals(a3));
+        assertEquals(a1.hashCode(), a3.hashCode());
+        assertEquals(a2.hashCode(), a3.hashCode());
+        Authentication a4 = new AuthenticationBuilder(a1).setExpiration(9).build();
+        assertFalse(a1.equals(a4));
+        assertNotEquals(a1.hashCode(), a4.hashCode());
+        Authentication a5 = new AuthenticationBuilder(a1).build();
+        assertFalse(a1.equals(a5));
+        assertNotEquals(a1.hashCode(), a5.hashCode());
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationManagerTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationManagerTest.java
new file mode 100644
index 00000000..540df287
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/AuthenticationManagerTest.java
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.Dictionary;
+import java.util.Hashtable;
+import java.util.List;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import org.junit.Test;
+import org.opendaylight.aaa.api.Authentication;
+import org.opendaylight.aaa.api.AuthenticationService;
+import org.osgi.service.cm.ConfigurationException;
+
+public class AuthenticationManagerTest {
+    @Test
+    public void testAuthenticationCrudSameThread() {
+        Authentication auth = new AuthenticationBuilder(new ClaimBuilder().setUser("Bob")
+                .setUserId("1234").addRole("admin").addRole("guest").build()).build();
+        AuthenticationService as = AuthenticationManager.instance();
+
+        assertNotNull(as);
+
+        as.set(auth);
+        assertEquals(auth, as.get());
+
+        as.clear();
+        assertNull(as.get());
+    }
+
+    @Test
+    public void testAuthenticationCrudSpawnedThread() throws InterruptedException,
+            ExecutionException {
+        AuthenticationService as = AuthenticationManager.instance();
+        Authentication auth = new AuthenticationBuilder(new ClaimBuilder().setUser("Bob")
+                .setUserId("1234").addRole("admin").addRole("guest").build()).build();
+
+        as.set(auth);
+        Future<Authentication> f = Executors.newSingleThreadExecutor().submit(new Worker());
+        assertEquals(auth, f.get());
+
+        as.clear();
+        f = Executors.newSingleThreadExecutor().submit(new Worker());
+        assertNull(f.get());
+    }
+
+    @Test
+    public void testAuthenticationCrudSpawnedThreadPool() throws InterruptedException,
+            ExecutionException {
+        AuthenticationService as = AuthenticationManager.instance();
+        Authentication auth = new AuthenticationBuilder(new ClaimBuilder().setUser("Bob")
+                .setUserId("1234").addRole("admin").addRole("guest").build()).build();
+
+        as.set(auth);
+        List<Future<Authentication>> fs = Executors.newFixedThreadPool(2).invokeAll(
+                Arrays.asList(new Worker(), new Worker()));
+        for (Future<Authentication> f : fs) {
+            assertEquals(auth, f.get());
+        }
+
+        as.clear();
+        fs = Executors.newFixedThreadPool(2).invokeAll(Arrays.asList(new Worker(), new Worker()));
+        for (Future<Authentication> f : fs) {
+            assertNull(f.get());
+        }
+    }
+
+    @Test
+    public void testUpdatedValid() throws ConfigurationException {
+        Dictionary<String, String> props = new Hashtable<>();
+        AuthenticationManager as = AuthenticationManager.instance();
+
+        assertFalse(as.isAuthEnabled());
+
+        props.put(AuthenticationManager.AUTH_ENABLED, "TrUe");
+        as.updated(props);
+        assertTrue(as.isAuthEnabled());
+
+        props.put(AuthenticationManager.AUTH_ENABLED, "FaLsE");
+        as.updated(props);
+        assertFalse(as.isAuthEnabled());
+    }
+
+    @Test
+    public void testUpdatedNullProperty() throws ConfigurationException {
+        AuthenticationManager as = AuthenticationManager.instance();
+
+        assertFalse(as.isAuthEnabled());
+        as.updated(null);
+        assertFalse(as.isAuthEnabled());
+    }
+
+    @Test(expected = ConfigurationException.class)
+    public void testUpdatedInvalidValue() throws ConfigurationException {
+        AuthenticationManager as = AuthenticationManager.instance();
+        Dictionary<String, String> props = new Hashtable<>();
+
+        props.put(AuthenticationManager.AUTH_ENABLED, "yes");
+        as.updated(props);
+    }
+
+    @Test(expected = ConfigurationException.class)
+    public void testUpdatedInvalidKey() throws ConfigurationException {
+        AuthenticationManager as = AuthenticationManager.instance();
+        Dictionary<String, String> props = new Hashtable<>();
+
+        props.put("Invalid Key", "true");
+        as.updated(props);
+    }
+
+    private class Worker implements Callable<Authentication> {
+        @Override
+        public Authentication call() throws Exception {
+            AuthenticationService as = AuthenticationManager.instance();
+            return as.get();
+        }
+    }
+}
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClaimBuilderTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClaimBuilderTest.java
new file mode 100644
index 00000000..372eb6d2
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClaimBuilderTest.java
@@ -0,0 +1,208 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import org.junit.Test;
+import org.opendaylight.aaa.api.Claim;
+
+/**
+ *
+ * @author liemmn
+ *
+ */
+public class ClaimBuilderTest {
+    @Test
+    public void testBuildWithAll() {
+        Claim c1 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").addRole("foo2")
+                .addRoles(new HashSet<>(Arrays.asList("foo", "bar"))).build();
+        assertEquals("dlux", c1.clientId());
+        assertEquals("pepsi", c1.domain());
+        assertEquals("john", c1.user());
+        assertEquals("1234", c1.userId());
+        assertTrue(c1.roles().contains("foo"));
+        assertTrue(c1.roles().contains("foo2"));
+        assertTrue(c1.roles().contains("bar"));
+        assertEquals(3, c1.roles().size());
+        Claim c2 = new ClaimBuilder(c1).build();
+        assertEquals(c1, c2);
+    }
+
+    @Test
+    public void testBuildWithRequired() {
+        Claim c1 = new ClaimBuilder().setUser("john").setUserId("1234").addRole("foo").build();
+        assertEquals("john", c1.user());
+        assertEquals("1234", c1.userId());
+        assertTrue(c1.roles().contains("foo"));
+        assertEquals(1, c1.roles().size());
+        assertEquals("", c1.domain());
+        assertEquals("", c1.clientId());
+    }
+
+    @Test
+    public void testBuildWithEmptyOptional() {
+        Claim c1 = new ClaimBuilder().setDomain("  ").setClientId("  ").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertEquals("", c1.domain());
+        assertEquals("", c1.clientId());
+        assertEquals("john", c1.user());
+        assertEquals("1234", c1.userId());
+        assertTrue(c1.roles().contains("foo"));
+        assertEquals(1, c1.roles().size());
+    }
+
+    @Test
+    public void testBuildWithNullOptional() {
+        Claim c1 = new ClaimBuilder().setDomain(null).setClientId(null).setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertEquals("", c1.domain());
+        assertEquals("", c1.clientId());
+        assertEquals("john", c1.user());
+        assertEquals("1234", c1.userId());
+        assertTrue(c1.roles().contains("foo"));
+        assertEquals(1, c1.roles().size());
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithDefault() {
+        ClaimBuilder c1 = new ClaimBuilder();
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithoutUser() {
+        ClaimBuilder c1 = new ClaimBuilder().setUserId("1234").addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithNullUser() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser(null).setUserId("1234").addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithEmptyUser() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("  ").setUserId("1234").addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithoutUserId() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithNullUserId() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").setUserId(null).addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithEmptyUserId() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").setUserId("  ").addRole("foo");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithoutRole() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").setUserId("1234");
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithNullRole() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").setUserId("1234").addRole(null);
+        c1.build();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testBuildWithEmptyRole() {
+        ClaimBuilder c1 = new ClaimBuilder().setUser("john").setUserId("1234").addRole("  ");
+        c1.build();
+    }
+
+    @Test
+    public void testEquals() {
+        Claim c1 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertTrue(c1.equals(c1));
+        Claim c2 = new ClaimBuilder(c1).addRole("foo").build();
+        assertTrue(c1.equals(c2));
+        assertTrue(c2.equals(c1));
+        Claim c3 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertTrue(c1.equals(c3));
+        assertTrue(c3.equals(c2));
+        assertTrue(c1.equals(c2));
+    }
+
+    @Test
+    public void testNotEquals() {
+        Claim c1 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertFalse(c1.equals(null));
+        assertFalse(c1.equals("wrong object"));
+        Claim c2 = new ClaimBuilder(c1).addRoles(new HashSet<>(Arrays.asList("foo", "bar")))
+                .build();
+        assertEquals(2, c2.roles().size());
+        assertFalse(c1.equals(c2));
+        assertFalse(c2.equals(c1));
+        Claim c3 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertFalse(c1.equals(c2));
+        assertTrue(c1.equals(c3));
+        assertFalse(c2.equals(c3));
+        Claim c5 = new ClaimBuilder().setUser("john").setUserId("1234").addRole("foo").build();
+        assertFalse(c1.equals(c5));
+        assertFalse(c5.equals(c1));
+    }
+
+    @Test
+    public void testHash() {
+        Claim c1 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertEquals(c1.hashCode(), c1.hashCode());
+        Claim c2 = new ClaimBuilder(c1).addRole("foo").build();
+        assertTrue(c1.equals(c2));
+        assertEquals(c1.hashCode(), c2.hashCode());
+        Claim c3 = new ClaimBuilder(c1).addRoles(new HashSet<>(Arrays.asList("foo", "bar")))
+                .build();
+        assertFalse(c1.equals(c3));
+        assertNotEquals(c1.hashCode(), c3.hashCode());
+        Claim c4 = new ClaimBuilder().setClientId("dlux").setDomain("pepsi").setUser("john")
+                .setUserId("1234").addRole("foo").build();
+        assertTrue(c1.equals(c4));
+        assertEquals(c1.hashCode(), c4.hashCode());
+        assertEquals(c2.hashCode(), c4.hashCode());
+        Claim c5 = new ClaimBuilder().setUser("john").setUserId("1234").addRole("foo").build();
+        assertFalse(c1.equals(c5));
+        assertNotEquals(c1.hashCode(), c5.hashCode());
+    }
+
+    @Test
+    public void testToString() {
+        Claim c1 = new ClaimBuilder().setUser("john").setUserId("1234").addRole("foo").build();
+        assertEquals("clientId:,userId:1234,userName:john,domain:,roles:[foo]", c1.toString());
+        c1 = new ClaimBuilder(c1).setClientId("dlux").setDomain("pepsi").build();
+        assertEquals("clientId:dlux,userId:1234,userName:john,domain:pepsi,roles:[foo]",
+                c1.toString());
+        c1 = new ClaimBuilder(c1).addRole("bar").build();
+        assertEquals("clientId:dlux,userId:1234,userName:john,domain:pepsi,roles:[foo, bar]",
+                c1.toString());
+    }
+}
\ No newline at end of file
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClientManagerTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClientManagerTest.java
new file mode 100644
index 00000000..059ba9a3
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/ClientManagerTest.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.fail;
+
+import java.util.Dictionary;
+import java.util.Hashtable;
+import org.junit.Before;
+import org.junit.Test;
+import org.opendaylight.aaa.api.AuthenticationException;
+import org.osgi.service.cm.ConfigurationException;
+
+/**
+ *
+ * @author liemmn
+ *
+ */
+public class ClientManagerTest {
+    private static final ClientManager cm = new ClientManager();
+
+    @Before
+    public void setup() throws ConfigurationException {
+        cm.init(null);
+    }
+
+    @Test
+    public void testValidate() {
+        cm.validate("dlux", "secrete");
+    }
+
+    @Test(expected = AuthenticationException.class)
+    public void testFailValidate() {
+        cm.validate("dlux", "what?");
+    }
+
+    @Test
+    public void testUpdate() throws ConfigurationException {
+        Dictionary<String, String> configs = new Hashtable<>();
+        configs.put(ClientManager.CLIENTS, "aws:amazon dlux:xxx");
+        cm.updated(configs);
+        cm.validate("aws", "amazon");
+        cm.validate("dlux", "xxx");
+    }
+
+    @Test
+    public void testFailUpdate() {
+        Dictionary<String, String> configs = new Hashtable<>();
+        configs.put(ClientManager.CLIENTS, "aws:amazon dlux");
+        try {
+            cm.updated(configs);
+            fail("Shoulda failed updating bad configuration");
+        } catch (ConfigurationException ce) {
+            // Expected
+        }
+        cm.validate("dlux", "secrete");
+        try {
+            cm.validate("aws", "amazon");
+            fail("Shoulda failed updating bad configuration");
+        } catch (AuthenticationException ae) {
+            // Expected
+        }
+    }
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/PasswordCredentialTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/PasswordCredentialTest.java
new file mode 100644
index 00000000..2dabb77b
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/PasswordCredentialTest.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.HashSet;
+import org.junit.Test;
+import org.opendaylight.aaa.api.PasswordCredentials;
+
+public class PasswordCredentialTest {
+
+    @Test
+    public void testBuilder() {
+        PasswordCredentials pc1 = new PasswordCredentialBuilder().setUserName("bob")
+                .setPassword("secrete").build();
+        assertEquals("bob", pc1.username());
+        assertEquals("secrete", pc1.password());
+
+        PasswordCredentials pc2 = new PasswordCredentialBuilder().setUserName("bob")
+                .setPassword("secrete").build();
+        assertEquals(pc1, pc2);
+
+        PasswordCredentials pc3 = new PasswordCredentialBuilder().setUserName("bob")
+                .setPassword("secret").build();
+        HashSet<PasswordCredentials> pcs = new HashSet<>();
+        pcs.add(pc1);
+        pcs.add(pc2);
+        pcs.add(pc3);
+        assertEquals(2, pcs.size());
+    }
+
+}
diff --git a/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/SecureBlockingQueueTest.java b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/SecureBlockingQueueTest.java
new file mode 100644
index 00000000..16627d9f
--- /dev/null
+++ b/upstream/odl-aaa-moon/aaa/aaa-authn/src/test/java/org/opendaylight/aaa/SecureBlockingQueueTest.java
@@ -0,0 +1,191 @@
+/*
+ * Copyright (c) 2014, 2015 Hewlett-Packard Development Company, L.P. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.aaa;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import org.junit.Before;
+import org.junit.Test;
+import org.opendaylight.aaa.SecureBlockingQueue.SecureData;
+import org.opendaylight.aaa.api.Authentication;
+
+public class SecureBlockingQueueTest {
+    private final int MAX_TASKS = 100;
+
+    @Before
+    public void setup() {
+        AuthenticationManager.instance().clear();
+    }
+
+    @Test
+    public void testSecureThreadPoolExecutor() throws InterruptedException, ExecutionException {
+        BlockingQueue<Runnable> queue = new SecureBlockingQueue<>(
+                new ArrayBlockingQueue<SecureData<Runnable>>(10));
+        ThreadPoolExecutor executor = new ThreadPoolExecutor(5, 10, 500, TimeUnit.MILLISECONDS,
+                queue);
+        executor.prestartAllCoreThreads();
+        for (int cnt = 1; cnt <= MAX_TASKS; cnt++) {
+            assertEquals(Integer.toString(cnt),
+                    executor.submit(new Task(Integer.toString(cnt), "1111", "user")).get().user());
+        }
+        executor.shutdown();
+    }
+
+    @Test
+    public void testNormalThreadPoolExecutor() throws InterruptedException, ExecutionException {
+        BlockingQueue<Runnable> queue = new ArrayBlockingQueue<Runnable>(10);
+        ThreadPoolExecutor executor = new ThreadPoolExecutor(5, 10, 500, TimeUnit.MILLISECONDS,
+                queue);
+        executor.prestartAllCoreThreads();
+        for (int cnt = 1; cnt <= MAX_TASKS; cnt++) {
+            assertNull(executor.submit(new Task(Integer.toString(cnt), "1111", "user")).get());
+        }
+        executor.shutdown();
+    }
+
+    @Test
+    public void testQueueOps() throws InterruptedException, ExecutionException {
+        BlockingQueue<String> queue = new SecureBlockingQueue<>(
+                new ArrayBlockingQueue<SecureData<String>>(3));
+        ExecutorService es = Executors.newFixedThreadPool(3);
+        es.submit(new Producer("foo", "1111", "user", queue)).get();
+        assertEquals(1, queue.size());
+        assertEquals("foo", es.submit(new Consumer(queue)).get());
+        es.submit(new Producer("bar", "2222", "user", queue)).get();
+        assertEquals("bar", queue.peek());
+        assertEquals("bar", queue.element());
+        assertEquals(1, queue.size());
+        assertEquals("bar", queue.poll());
+        assertTrue(queue.isEmpty());
+        es.shutdown();
+    }
+
+    @Test
+    public void testCollectionOps() throws InterruptedException, ExecutionException {
+        BlockingQueue<String> queue = new SecureBlockingQueue<>(
+                new ArrayBlockingQueue<SecureData<String>>(6));
+        for (int i = 1; i <= 3; i++)
+            queue.add("User" + i);
+        Iterator<String> it = queue.iterator();
+        while (it.hasNext())
+            assertTrue(it.next().startsWith("User"));
+        assertEquals(3, queue.toArray().length);
+        List<String> actual = Arrays.asList(queue.toArray(new String[0]));
+        assertEquals("User1", actual.iterator().next());
+        assertTrue(queue.containsAll(actual));
+        queue.addAll(actual);
+        assertEquals(6, queue.size());
+        queue.retainAll(Arrays.asList(new String[] { "User2" }));
+        assertEquals(2, queue.size());
+        assertEquals("User2", queue.iterator().next());
+        queue.removeAll(actual);
+        assertTrue(queue.isEmpty());
+        queue.add("hello");
+        assertEquals(1, queue.size());
+        queue.clear();
+        assertTrue(queue.isEmpty());
+    }
+
+    @Test
+    public void testBlockingQueueOps() throws InterruptedException {
+        BlockingQueue<String> queue = new SecureBlockingQueue<>(
+                new ArrayBlockingQueue<SecureData<String>>(3));
+        queue.offer("foo");
+        assertEquals(1, queue.size());
+        queue.offer("bar", 500, TimeUnit.MILLISECONDS);
+        assertEquals(2, queue.size());
+        assertEquals("foo", queue.poll());
+        assertTrue(queue.contains("bar"));
+        queue.remove("bar");
+        assertEquals(3, queue.remainingCapacity());
+        queue.addAll(Arrays.asList(new String[] { "foo", "bar", "tom" }));
+        assertEquals(3, queue.size());
+        assertEquals("foo", queue.poll(500, TimeUnit.MILLISECONDS));
+        assertEquals(2, queue.size());
+        List<String> drain = new LinkedList<>();
+        queue.drainTo(drain);
+        assertTrue(queue.isEmpty());
+        assertEquals(2, drain.size());
+        queue.addAll(Arrays.asList(new String[] { "foo", "bar", "tom" }));
+        drain.clear();
+        queue.drainTo(drain, 1);
+        assertEquals(2, queue.size());
+        assertEquals(1, drain.size());
+    }
+
+    // Task to run in a ThreadPoolExecutor
+    private class Task implements Callable<Authentication> {
+        Task(String name, String userId, String role) {
+            // Mock that each task has its original authentication context
+            AuthenticationManager.instance().set(
+                    new AuthenticationBuilder(new ClaimBuilder().setUser(name).setUserId(userId)
+                            .addRole(role).build()).build());
+        }
+
+        @Override
+        public Authentication call() throws Exception {
+            return AuthenticationManager.instance().get();
+        }
+    }
+
+    // Producer sets auth context
+    private class Producer implements Callable<String> {
+        private final String name;
+        private final String userId;
+        private final String role;
+        private final BlockingQueue<String> queue;
+
+        Producer(String name, String userId, String role, BlockingQueue<String> queue) {
+            this.name = name;
+            this.userId = userId;
+            this.role = role;
+            this.queue = queue;
+        }
+
+        @Override
+        public String call() throws InterruptedException {
+            AuthenticationManager.instance().set(
+                    new AuthenticationBuilder(new ClaimBuilder().setUser(name).setUserId(userId)
+                            .addRole(role).build()).build());
+            queue.put(name);
+            return name;
+        }
+    }
+
+    // Consumer gets producer's auth context via data element in queue
+    private class Consumer implements Callable<String> {
+        private final BlockingQueue<String> queue;
+
+        Consumer(BlockingQueue<String> queue) {
+            this.queue = queue;
+        }
+
+        @Override
+        public String call() {
+            queue.remove();
+            Authentication auth = AuthenticationManager.instance().get();
+            return (auth == null) ? null : auth.user();
+        }
+    }
+
+}