GUACAMOLE-1364: Refactor all SSO extensions beneath common base.

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-base/.gitignore

@@ -0,0 +1,2 @@
+target/
+*~

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-base/pom.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
+                        http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.apache.guacamole</groupId>
+    <artifactId>guacamole-auth-sso-base</artifactId>
+    <packaging>jar</packaging>
+    <name>guacamole-auth-sso-base</name>
+    <url>http://guacamole.apache.org/</url>
+
+    <parent>
+        <groupId>org.apache.guacamole</groupId>
+        <artifactId>guacamole-auth-sso</artifactId>
+        <version>1.3.0</version>
+        <relativePath>../../</relativePath>
+    </parent>
+
+</project>

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-cas/pom.xml

@@ -24,17 +24,17 @@
 
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.guacamole</groupId>
-    <artifactId>guacamole-auth-cas</artifactId>
+    <artifactId>guacamole-auth-sso-cas</artifactId>
     <packaging>jar</packaging>
     <version>1.3.0</version>
-    <name>guacamole-auth-cas</name>
+    <name>guacamole-auth-sso-cas</name>
     <url>http://guacamole.apache.org/</url>
 
     <parent>
         <groupId>org.apache.guacamole</groupId>
-        <artifactId>extensions</artifactId>
+        <artifactId>guacamole-auth-sso</artifactId>
         <version>1.3.0</version>
-        <relativePath>../</relativePath>
+        <relativePath>../../</relativePath>
     </parent>
 
     <dependencies>
@@ -43,8 +43,12 @@
         <dependency>
             <groupId>org.apache.guacamole</groupId>
             <artifactId>guacamole-ext</artifactId>
-            <version>1.3.0</version>
+        </dependency>
-            <scope>provided</scope>
+
+        <!-- Core SSO support -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-base</artifactId>
         </dependency>
 
         <!-- Apereo CAS Client API -->
@@ -70,16 +74,12 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>servlet-api</artifactId>
-            <version>2.5</version>
-            <scope>provided</scope>
         </dependency>
 
-        <!-- Jersey - JAX-RS Implementation -->
+        <!-- JAX-RS Annotations -->
         <dependency>
             <groupId>javax.ws.rs</groupId>
             <artifactId>jsr311-api</artifactId>
-            <version>1.1.1</version>
-            <scope>provided</scope>
         </dependency>
 
         <!-- JUnit -->

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-dist/pom.xml

@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
+                        http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.apache.guacamole</groupId>
+    <artifactId>guacamole-auth-sso-dist</artifactId>
+    <packaging>pom</packaging>
+    <name>guacamole-auth-sso-dist</name>
+    <url>http://guacamole.apache.org/</url>
+
+    <parent>
+        <groupId>org.apache.guacamole</groupId>
+        <artifactId>guacamole-auth-sso</artifactId>
+        <version>1.3.0</version>
+        <relativePath>../../</relativePath>
+    </parent>
+
+    <dependencies>
+
+        <!-- CAS Authentication Extension -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-cas</artifactId>
+            <version>1.3.0</version>
+        </dependency>
+
+        <!-- OpenID Authentication Extension -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-openid</artifactId>
+            <version>1.3.0</version>
+        </dependency>
+
+        <!-- SAML Authentication Extension -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-saml</artifactId>
+            <version>1.3.0</version>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+
+        <!-- Dist .tar.gz for guacamole-auth-sso should be named after the
+            parent guacamole-auth-sso project, not after guacamole-auth-sso-dist -->
+        <finalName>${project.parent.artifactId}-${project.parent.version}</finalName>
+
+    </build>
+
+</project>

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-dist/src/main/assembly/dist.xml

@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+-->
+<assembly
+    xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+
+    <id>dist</id>
+    <baseDirectory>${project.parent.artifactId}-${project.parent.version}</baseDirectory>
+
+    <!-- Output .tar.gz -->
+    <formats>
+        <format>tar.gz</format>
+    </formats>
+
+    <!-- Include extension .jars -->
+    <dependencySets>
+
+        <!-- CAS extension .jar -->
+        <dependencySet>
+            <outputDirectory>cas</outputDirectory>
+            <useProjectArtifact>false</useProjectArtifact>
+            <includes>
+                <include>org.apache.guacamole:guacamole-auth-sso-cas</include>
+            </includes>
+        </dependencySet>
+
+        <!-- OpenID extension .jar -->
+        <dependencySet>
+            <outputDirectory>openid</outputDirectory>
+            <useProjectArtifact>false</useProjectArtifact>
+            <includes>
+                <include>org.apache.guacamole:guacamole-auth-sso-openid</include>
+            </includes>
+        </dependencySet>
+
+        <!-- SAML extension .jar -->
+        <dependencySet>
+            <outputDirectory>saml</outputDirectory>
+            <useProjectArtifact>false</useProjectArtifact>
+            <includes>
+                <include>org.apache.guacamole:guacamole-auth-sso-saml</include>
+            </includes>
+        </dependencySet>
+
+    </dependencySets>
+
+    <!-- Include extension licenses -->
+    <fileSets>
+        <fileSet>
+            <outputDirectory></outputDirectory>
+            <directory>target/licenses</directory>
+        </fileSet>
+    </fileSets>
+
+</assembly>

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-openid/pom.xml

@@ -24,17 +24,17 @@
 
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.guacamole</groupId>
-    <artifactId>guacamole-auth-openid</artifactId>
+    <artifactId>guacamole-auth-sso-openid</artifactId>
     <packaging>jar</packaging>
     <version>1.3.0</version>
-    <name>guacamole-auth-openid</name>
+    <name>guacamole-auth-sso-openid</name>
     <url>http://guacamole.apache.org/</url>
 
     <parent>
         <groupId>org.apache.guacamole</groupId>
-        <artifactId>extensions</artifactId>
+        <artifactId>guacamole-auth-sso</artifactId>
         <version>1.3.0</version>
-        <relativePath>../</relativePath>
+        <relativePath>../../</relativePath>
     </parent>
 
     <build>
@@ -94,8 +94,12 @@
         <dependency>
             <groupId>org.apache.guacamole</groupId>
             <artifactId>guacamole-ext</artifactId>
-            <version>1.3.0</version>
+        </dependency>
-            <scope>provided</scope>
+
+        <!-- Core SSO support -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-base</artifactId>
         </dependency>
 
         <!-- Java implementation of JOSE (jose.4.j) -->
@@ -115,16 +119,12 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>servlet-api</artifactId>
-            <version>2.5</version>
-            <scope>provided</scope>
         </dependency>
 
-        <!-- Jersey - JAX-RS Implementation -->
+        <!-- JAX-RS Annotations -->
         <dependency>
             <groupId>javax.ws.rs</groupId>
             <artifactId>jsr311-api</artifactId>
-            <version>1.1.1</version>
-            <scope>provided</scope>
         </dependency>
 
     </dependencies>

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-saml/.ratignore

@@ -0,0 +1 @@
+src/main/resources/html/*.html

extensions/guacamole-auth-sso/modules/guacamole-auth-sso-saml/pom.xml

@@ -24,17 +24,17 @@
 
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.guacamole</groupId>
-    <artifactId>guacamole-auth-saml</artifactId>
+    <artifactId>guacamole-auth-sso-saml</artifactId>
     <packaging>jar</packaging>
     <version>1.3.0</version>
-    <name>guacamole-auth-saml</name>
+    <name>guacamole-auth-sso-saml</name>
     <url>http://guacamole.apache.org/</url>
 
     <parent>
         <groupId>org.apache.guacamole</groupId>
-        <artifactId>extensions</artifactId>
+        <artifactId>guacamole-auth-sso</artifactId>
         <version>1.3.0</version>
-        <relativePath>../</relativePath>
+        <relativePath>../../</relativePath>
     </parent>
 
     <dependencies>
@@ -43,8 +43,12 @@
         <dependency>
             <groupId>org.apache.guacamole</groupId>
             <artifactId>guacamole-ext</artifactId>
-            <version>1.3.0</version>
+        </dependency>
-            <scope>provided</scope>
+
+        <!-- Core SSO support -->
+        <dependency>
+            <groupId>org.apache.guacamole</groupId>
+            <artifactId>guacamole-auth-sso-base</artifactId>
         </dependency>
 
         <!-- Guice -->
@@ -57,16 +61,12 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>servlet-api</artifactId>
-            <version>2.5</version>
-            <scope>provided</scope>
         </dependency>
 
-        <!-- Jersey - JAX-RS Implementation -->
+        <!-- JAX-RS Annotations -->
         <dependency>
             <groupId>javax.ws.rs</groupId>
             <artifactId>jsr311-api</artifactId>
-            <version>1.1.1</version>
-            <scope>provided</scope>
         </dependency>
 
         <!-- OneLogin SAML Library -->

extensions/guacamole-auth-sso/pom.xml

@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Licensed to the Apache Software Foundation (ASF) under one
+    or more contributor license agreements.  See the NOTICE file
+    distributed with this work for additional information
+    regarding copyright ownership.  The ASF licenses this file
+    to you under the Apache License, Version 2.0 (the
+    "License"); you may not use this file except in compliance
+    with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing,
+    software distributed under the License is distributed on an
+    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, either express or implied.  See the License for the
+    specific language governing permissions and limitations
+    under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
+                        http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.apache.guacamole</groupId>
+    <artifactId>guacamole-auth-sso</artifactId>
+    <packaging>pom</packaging>
+    <version>1.3.0</version>
+    <name>guacamole-auth-sso</name>
+    <url>http://guacamole.apache.org/</url>
+
+    <parent>
+        <groupId>org.apache.guacamole</groupId>
+        <artifactId>extensions</artifactId>
+        <version>1.3.0</version>
+        <relativePath>../</relativePath>
+    </parent>
+
+    <modules>
+
+        <!-- Distribution .tar.gz -->
+        <module>modules/guacamole-auth-sso-dist</module>
+
+        <!-- Base classes -->
+        <module>modules/guacamole-auth-sso-base</module>
+
+        <!-- SSO implementations -->
+        <module>modules/guacamole-auth-sso-cas</module>
+        <module>modules/guacamole-auth-sso-openid</module>
+        <module>modules/guacamole-auth-sso-saml</module>
+
+    </modules>
+
+    <dependencyManagement>
+        <dependencies>
+
+            <!-- Guacamole Extension API -->
+            <dependency>
+                <groupId>org.apache.guacamole</groupId>
+                <artifactId>guacamole-ext</artifactId>
+                <version>1.3.0</version>
+                <scope>provided</scope>
+            </dependency>
+
+            <!-- Core SSO support -->
+            <dependency>
+                <groupId>org.apache.guacamole</groupId>
+                <artifactId>guacamole-auth-sso-base</artifactId>
+                <version>1.3.0</version>
+            </dependency>
+
+            <!-- Java servlet API -->
+            <dependency>
+                <groupId>javax.servlet</groupId>
+                <artifactId>servlet-api</artifactId>
+                <version>2.5</version>
+                <scope>provided</scope>
+            </dependency>
+
+            <!-- JAX-RS Annotations -->
+            <dependency>
+                <groupId>javax.ws.rs</groupId>
+                <artifactId>jsr311-api</artifactId>
+                <version>1.1.1</version>
+                <scope>provided</scope>
+            </dependency>
+
+        </dependencies>
+    </dependencyManagement>
+
+</project>

extensions/pom.xml

@@ -40,15 +40,13 @@
     <modules>
 
         <!-- Authentication extensions -->
-        <module>guacamole-auth-cas</module>
         <module>guacamole-auth-duo</module>
         <module>guacamole-auth-header</module>
         <module>guacamole-auth-jdbc</module>
         <module>guacamole-auth-json</module>
         <module>guacamole-auth-ldap</module>
-        <module>guacamole-auth-openid</module>
         <module>guacamole-auth-quickconnect</module>
-        <module>guacamole-auth-saml</module>
+        <module>guacamole-auth-sso</module>
         <module>guacamole-auth-totp</module>
 
     </modules>

guacamole-docker/bin/build-guacamole.sh

@@ -110,6 +110,17 @@ tar -xz                        \
 echo "Downloading PostgreSQL JDBC driver ..."
 curl -L "https://jdbc.postgresql.org/download/postgresql-9.4-1201.jdbc41.jar" > "$DESTINATION/postgresql/postgresql-9.4-1201.jdbc41.jar"
 
+#
+# Copy SSO auth extensions
+#
+
+tar -xzf extensions/guacamole-auth-sso/modules/guacamole-auth-sso-dist/target/*.tar.gz \
+    -C "$DESTINATION"                                   \
+    --wildcards                                         \
+    --no-anchored                                       \
+    --strip-components=1                                \
+    "*.jar"
+
 #
 # Copy LDAP auth extension and schema modifications
 #
@@ -132,15 +143,6 @@ if [ -f extensions/guacamole-auth-radius/target/guacamole-auth-radius*.jar ]; th
     cp extensions/guacamole-auth-radius/target/guacamole-auth-radius*.jar "$DESTINATION/radius"
 fi
 
-#
-# Copy OPENID auth extension and schema modifications
-#
-
-if [ -f extensions/guacamole-auth-openid/target/guacamole-auth-openid*.jar ]; then
-    mkdir -p "$DESTINATION/openid"
-    cp extensions/guacamole-auth-openid/target/guacamole-auth-openid*.jar "$DESTINATION/openid"
-fi
-
 #
 # Copy TOTP auth extension if it was built
 #
@@ -174,21 +176,6 @@ if [ -f extensions/guacamole-auth-header/target/guacamole-auth-header*.jar ]; th
     cp extensions/guacamole-auth-header/target/guacamole-auth-header*.jar "$DESTINATION/header"
 fi
 
-#
-# Copy CAS auth extension if it was built
-#
-
-if [ -f extensions/guacamole-auth-cas/target/*.tar.gz ]; then
-    mkdir -p "$DESTINATION/cas"
-    tar -xzf extensions/guacamole-auth-cas/target/*.tar.gz  \
-    -C "$DESTINATION/cas/"                                  \
-    --wildcards                                             \
-    --no-anchored                                           \
-    --no-wildcards-match-slash                              \
-    --strip-components=1                                    \
-    "*.jar"
-fi
-
 #
 # Copy json auth extension if it was built
 #