Extract OpenID RPC implementation into its own module

This avoids a dependency on openid4java for users that don't need
OpenID support.

Change-Id: I8dfce1e32f145aebed5e6c1d01c77872528ab43f

18 files changed, 467 insertions, 11 deletions

diff --git a/gerrit-httpd/pom.xml b/gerrit-httpd/pom.xml
index ccc9441ce2..c53d75a814 100644
--- a/gerrit-httpd/pom.xml
+++ b/gerrit-httpd/pom.xml
@@ -65,12 +65,6 @@ limitations under the License.
     </dependency>
 
     <dependency>
-      <groupId>org.openid4java</groupId>
-      <artifactId>openid4java-consumer</artifactId>
-      <type>pom</type>
-    </dependency>
-
-    <dependency>
       <groupId>gwtjsonrpc</groupId>
       <artifactId>gwtjsonrpc</artifactId>
     </dependency>
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/WebModule.java b/gerrit-httpd/src/main/java/com/google/gerrit/httpd/WebModule.java
index 611d3c62a0..eb7173341d 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/WebModule.java
+++ b/gerrit-httpd/src/main/java/com/google/gerrit/httpd/WebModule.java
@@ -21,7 +21,6 @@ import com.google.gerrit.httpd.auth.become.BecomeAnyAccountLoginServlet;
 import com.google.gerrit.httpd.auth.container.HttpAuthModule;
 import com.google.gerrit.httpd.auth.container.HttpsClientSslCertModule;
 import com.google.gerrit.httpd.auth.ldap.LdapAuthModule;
-import com.google.gerrit.httpd.auth.openid.OpenIdModule;
 import com.google.gerrit.httpd.gitweb.GitWebModule;
 import com.google.gerrit.httpd.rpc.UiRpcModule;
 import com.google.gerrit.server.CurrentUser;
@@ -83,10 +82,6 @@ public class WebModule extends FactoryModule {
     }
 
     switch (authConfig.getAuthType()) {
-      case OPENID:
-        install(new OpenIdModule());
-        break;
-
       case HTTP:
       case HTTP_LDAP:
         install(new HttpAuthModule());
@@ -110,6 +105,8 @@ public class WebModule extends FactoryModule {
         });
         break;
 
+      case OPENID:
+        // OpenID support is bound in WebAppInitializer and Daemon.
       case CUSTOM_EXTENSION:
         break;
       default:
diff --git a/gerrit-openid/.gitignore b/gerrit-openid/.gitignore
new file mode 100644
index 0000000000..194bedcbc4
--- /dev/null
+++ b/gerrit-openid/.gitignore
@@ -0,0 +1,5 @@
+/target
+/.classpath
+/.project
+/.settings/org.maven.ide.eclipse.prefs
+/.settings/org.eclipse.m2e.core.prefs
\ No newline at end of file
diff --git a/gerrit-openid/.settings/org.eclipse.core.resources.prefs b/gerrit-openid/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000000..fc11c3fe6f
--- /dev/null
+++ b/gerrit-openid/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,5 @@
+#Thu Jul 28 11:02:36 PDT 2011
+eclipse.preferences.version=1
+encoding//src/main/java=UTF-8
+encoding//src/test/java=UTF-8
+encoding/<project>=UTF-8
diff --git a/gerrit-openid/.settings/org.eclipse.core.runtime.prefs b/gerrit-openid/.settings/org.eclipse.core.runtime.prefs
new file mode 100644
index 0000000000..8667cfd4a3
--- /dev/null
+++ b/gerrit-openid/.settings/org.eclipse.core.runtime.prefs
@@ -0,0 +1,3 @@
+#Tue Sep 02 16:59:24 PDT 2008
+eclipse.preferences.version=1
+line.separator=\n
diff --git a/gerrit-openid/.settings/org.eclipse.jdt.core.prefs b/gerrit-openid/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000000..470942d4f6
--- /dev/null
+++ b/gerrit-openid/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,269 @@
+#Thu Jul 28 11:02:36 PDT 2011
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.source=1.6
+org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
+org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
+org.eclipse.jdt.core.formatter.alignment_for_arguments_in_enum_constant=16
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+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_constructor_declaration=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_enum_constant=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_for=insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_if=insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_method_declaration=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_method_invocation=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_parenthesized_expression=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_switch=insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_synchronized=insert
+org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_while=insert
+org.eclipse.jdt.core.formatter.insert_space_before_parenthesized_expression_in_return=insert
+org.eclipse.jdt.core.formatter.insert_space_before_parenthesized_expression_in_throw=insert
+org.eclipse.jdt.core.formatter.insert_space_before_postfix_operator=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_prefix_operator=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_question_in_conditional=insert
+org.eclipse.jdt.core.formatter.insert_space_before_question_in_wildcard=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_semicolon=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_for=do not insert
+org.eclipse.jdt.core.formatter.insert_space_before_unary_operator=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_brackets_in_array_type_reference=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_braces_in_array_initializer=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_brackets_in_array_allocation_expression=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_constructor_declaration=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_enum_constant=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_declaration=do not insert
+org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_invocation=do not insert
+org.eclipse.jdt.core.formatter.keep_else_statement_on_same_line=false
+org.eclipse.jdt.core.formatter.keep_empty_array_initializer_on_one_line=false
+org.eclipse.jdt.core.formatter.keep_imple_if_on_one_line=true
+org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line=false
+org.eclipse.jdt.core.formatter.lineSplit=80
+org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column=false
+org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column=false
+org.eclipse.jdt.core.formatter.number_of_blank_lines_at_beginning_of_method_body=0
+org.eclipse.jdt.core.formatter.number_of_empty_lines_to_preserve=3
+org.eclipse.jdt.core.formatter.put_empty_statement_on_new_line=false
+org.eclipse.jdt.core.formatter.tabulation.char=space
+org.eclipse.jdt.core.formatter.tabulation.size=2
+org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations=false
+org.eclipse.jdt.core.formatter.wrap_before_binary_operator=true
diff --git a/gerrit-openid/.settings/org.eclipse.jdt.ui.prefs b/gerrit-openid/.settings/org.eclipse.jdt.ui.prefs
new file mode 100644
index 0000000000..d4218a5fc0
--- /dev/null
+++ b/gerrit-openid/.settings/org.eclipse.jdt.ui.prefs
@@ -0,0 +1,61 @@
+#Wed Jul 29 11:31:38 PDT 2009
+eclipse.preferences.version=1
+editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
+formatter_profile=_Google Format
+formatter_settings_version=11
+org.eclipse.jdt.ui.ignorelowercasenames=true
+org.eclipse.jdt.ui.importorder=com.google;com;junit;net;org;java;javax;
+org.eclipse.jdt.ui.ondemandthreshold=99
+org.eclipse.jdt.ui.staticondemandthreshold=99
+org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates/>
+sp_cleanup.add_default_serial_version_id=true
+sp_cleanup.add_generated_serial_version_id=false
+sp_cleanup.add_missing_annotations=false
+sp_cleanup.add_missing_deprecated_annotations=true
+sp_cleanup.add_missing_methods=false
+sp_cleanup.add_missing_nls_tags=false
+sp_cleanup.add_missing_override_annotations=true
+sp_cleanup.add_serial_version_id=false
+sp_cleanup.always_use_blocks=true
+sp_cleanup.always_use_parentheses_in_expressions=false
+sp_cleanup.always_use_this_for_non_static_field_access=false
+sp_cleanup.always_use_this_for_non_static_method_access=false
+sp_cleanup.convert_to_enhanced_for_loop=false
+sp_cleanup.correct_indentation=false
+sp_cleanup.format_source_code=false
+sp_cleanup.format_source_code_changes_only=false
+sp_cleanup.make_local_variable_final=true
+sp_cleanup.make_parameters_final=true
+sp_cleanup.make_private_fields_final=true
+sp_cleanup.make_type_abstract_if_missing_method=false
+sp_cleanup.make_variable_declarations_final=false
+sp_cleanup.never_use_blocks=false
+sp_cleanup.never_use_parentheses_in_expressions=true
+sp_cleanup.on_save_use_additional_actions=true
+sp_cleanup.organize_imports=false
+sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
+sp_cleanup.remove_private_constructors=true
+sp_cleanup.remove_trailing_whitespaces=true
+sp_cleanup.remove_trailing_whitespaces_all=true
+sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
+sp_cleanup.remove_unnecessary_casts=false
+sp_cleanup.remove_unnecessary_nls_tags=false
+sp_cleanup.remove_unused_imports=false
+sp_cleanup.remove_unused_local_variables=false
+sp_cleanup.remove_unused_private_fields=true
+sp_cleanup.remove_unused_private_members=false
+sp_cleanup.remove_unused_private_methods=true
+sp_cleanup.remove_unused_private_types=true
+sp_cleanup.sort_members=false
+sp_cleanup.sort_members_all=false
+sp_cleanup.use_blocks=false
+sp_cleanup.use_blocks_only_for_return_and_throw=false
+sp_cleanup.use_parentheses_in_expressions=false
+sp_cleanup.use_this_for_non_static_field_access=false
+sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=true
+sp_cleanup.use_this_for_non_static_method_access=false
+sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=true
diff --git a/gerrit-openid/pom.xml b/gerrit-openid/pom.xml
new file mode 100644
index 0000000000..310bd1aebd
--- /dev/null
+++ b/gerrit-openid/pom.xml
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+Copyright (C) 2009 The Android Open Source Project
+
+Licensed 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>
+
+  <parent>
+    <groupId>com.google.gerrit</groupId>
+    <artifactId>gerrit-parent</artifactId>
+    <version>2.2-SNAPSHOT</version>
+  </parent>
+
+  <artifactId>gerrit-openid</artifactId>
+  <name>Gerrit Code Review - OpenID servlet and RPC</name>
+
+  <description>
+    OpenID
+  </description>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.tomcat</groupId>
+      <artifactId>servlet-api</artifactId>
+      <scope>provided</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.code.findbugs</groupId>
+      <artifactId>jsr305</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.eclipse.jgit</groupId>
+      <artifactId>org.eclipse.jgit.http.server</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.gwt</groupId>
+      <artifactId>gwt-servlet</artifactId>
+    </dependency>
+
+    <dependency>
+      <groupId>org.openid4java</groupId>
+      <artifactId>openid4java-consumer</artifactId>
+      <type>pom</type>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.gerrit</groupId>
+      <artifactId>gerrit-httpd</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.gerrit</groupId>
+      <artifactId>gerrit-server</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+        <executions>
+          <execution>
+            <goals>
+              <goal>jar</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdLoginServlet.java b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdLoginServlet.java
index cfb767d0ba..cfb767d0ba 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdLoginServlet.java
+++ b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdLoginServlet.java
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdModule.java b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdModule.java
index a928cb8536..a928cb8536 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdModule.java
+++ b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdModule.java
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdServiceImpl.java b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdServiceImpl.java
index 02ef7657e2..02ef7657e2 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdServiceImpl.java
+++ b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/OpenIdServiceImpl.java
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsFilter.java b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsFilter.java
index 92230f687d..92230f687d 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsFilter.java
+++ b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsFilter.java
diff --git a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsServlet.java b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsServlet.java
index 98ad11d4b9..98ad11d4b9 100644
--- a/gerrit-httpd/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsServlet.java
+++ b/gerrit-openid/src/main/java/com/google/gerrit/httpd/auth/openid/XrdsServlet.java
diff --git a/gerrit-pgm/pom.xml b/gerrit-pgm/pom.xml
index 54f16a7dde..d66b302891 100644
--- a/gerrit-pgm/pom.xml
+++ b/gerrit-pgm/pom.xml
@@ -69,6 +69,12 @@ limitations under the License.
 
     <dependency>
       <groupId>com.google.gerrit</groupId>
+      <artifactId>gerrit-openid</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.gerrit</groupId>
       <artifactId>gerrit-sshd</artifactId>
       <version>${project.version}</version>
     </dependency>
diff --git a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/Daemon.java b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/Daemon.java
index ba50fe3ec0..5dd703e36d 100644
--- a/gerrit-pgm/src/main/java/com/google/gerrit/pgm/Daemon.java
+++ b/gerrit-pgm/src/main/java/com/google/gerrit/pgm/Daemon.java
@@ -22,6 +22,7 @@ import com.google.gerrit.httpd.GitOverHttpModule;
 import com.google.gerrit.httpd.HttpCanonicalWebUrlProvider;
 import com.google.gerrit.httpd.WebModule;
 import com.google.gerrit.httpd.WebSshGlueModule;
+import com.google.gerrit.httpd.auth.openid.OpenIdModule;
 import com.google.gerrit.lifecycle.LifecycleManager;
 import com.google.gerrit.pgm.http.jetty.JettyEnv;
 import com.google.gerrit.pgm.http.jetty.JettyModule;
@@ -30,6 +31,8 @@ import com.google.gerrit.pgm.util.ErrorLogFile;
 import com.google.gerrit.pgm.util.LogFileCompressor;
 import com.google.gerrit.pgm.util.RuntimeShutdown;
 import com.google.gerrit.pgm.util.SiteProgram;
+import com.google.gerrit.reviewdb.AuthType;
+import com.google.gerrit.server.config.AuthConfig;
 import com.google.gerrit.server.config.AuthConfigModule;
 import com.google.gerrit.server.config.CanonicalWebUrlModule;
 import com.google.gerrit.server.config.CanonicalWebUrlProvider;
@@ -264,6 +267,12 @@ public class Daemon extends SiteProgram {
     } else {
       modules.add(new NoSshModule());
     }
+
+    AuthConfig authConfig = cfgInjector.getInstance(AuthConfig.class);
+    if (authConfig.getAuthType() == AuthType.OPENID) {
+      modules.add(new OpenIdModule());
+    }
+
     return sysInjector.createChildInjector(modules);
   }
 
diff --git a/gerrit-war/pom.xml b/gerrit-war/pom.xml
index db58ae28f2..451cfb1472 100644
--- a/gerrit-war/pom.xml
+++ b/gerrit-war/pom.xml
@@ -82,6 +82,12 @@ limitations under the License.
 
     <dependency>
       <groupId>com.google.gerrit</groupId>
+      <artifactId>gerrit-openid</artifactId>
+      <version>${project.version}</version>
+    </dependency>
+
+    <dependency>
+      <groupId>com.google.gerrit</groupId>
       <artifactId>gerrit-sshd</artifactId>
       <version>${project.version}</version>
     </dependency>
diff --git a/gerrit-war/src/main/java/com/google/gerrit/httpd/WebAppInitializer.java b/gerrit-war/src/main/java/com/google/gerrit/httpd/WebAppInitializer.java
index 4f8fb7f48b..8d633eba1e 100644
--- a/gerrit-war/src/main/java/com/google/gerrit/httpd/WebAppInitializer.java
+++ b/gerrit-war/src/main/java/com/google/gerrit/httpd/WebAppInitializer.java
@@ -20,6 +20,9 @@ import static com.google.inject.Stage.PRODUCTION;
 import com.google.gerrit.common.ChangeHookRunner;
 import com.google.gerrit.lifecycle.LifecycleManager;
 import com.google.gerrit.lifecycle.LifecycleModule;
+import com.google.gerrit.httpd.auth.openid.OpenIdModule;
+import com.google.gerrit.reviewdb.AuthType;
+import com.google.gerrit.server.config.AuthConfig;
 import com.google.gerrit.server.config.AuthConfigModule;
 import com.google.gerrit.server.config.CanonicalWebUrlModule;
 import com.google.gerrit.server.config.GerritGlobalModule;
@@ -214,6 +217,12 @@ public class WebAppInitializer extends GuiceServletContextListener {
     modules.add(sshInjector.getInstance(WebSshGlueModule.class));
     modules.add(CacheBasedWebSession.module());
     modules.add(HttpContactStoreConnection.module());
+
+    AuthConfig authConfig = cfgInjector.getInstance(AuthConfig.class);
+    if (authConfig.getAuthType() == AuthType.OPENID) {
+      modules.add(new OpenIdModule());
+    }
+
     return sysInjector.createChildInjector(modules);
   }
 
diff --git a/pom.xml b/pom.xml
index 312cf05af3..5fe509d5d6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -77,6 +77,7 @@ limitations under the License.
     <module>gerrit-httpd</module>
     <module>gerrit-launcher</module>
     <module>gerrit-main</module>
+    <module>gerrit-openid</module>
     <module>gerrit-pgm</module>
     <module>gerrit-prettify</module>
     <module>gerrit-reviewdb</module>