[JENKINS-57232] Add JCASC support

pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.jenkins-ci.plugins</groupId>
         <artifactId>plugin</artifactId>
-        <version>3.43</version>
+        <version>3.50</version>
         <relativePath />
     </parent>
 
@@ -14,7 +14,7 @@
     <name>Audit Trail</name>
     <version>2.6-SNAPSHOT</version>
     <properties>
-        <jenkins.version>2.60.3</jenkins.version>
+        <jenkins.version>2.138.1</jenkins.version>
         <java.level>8</java.level>
     </properties>
 
@@ -39,6 +39,17 @@
             <version>3.0.2</version>
             <optional>true</optional>
         </dependency>
+        <dependency>
+            <groupId>io.jenkins</groupId>
+            <artifactId>configuration-as-code</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.jenkins</groupId>
+            <artifactId>configuration-as-code</artifactId>
+            <classifier>tests</classifier>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 
     <build>
@@ -55,7 +66,6 @@
             <plugin>
                 <groupId>org.jenkins-ci.tools</groupId>
                 <artifactId>maven-hpi-plugin</artifactId>
-                <version>2.5</version>
                 <configuration>
                     <loggers>
                         <hudson.plugins.audit_trail>FINE</hudson.plugins.audit_trail>
@@ -78,4 +88,17 @@
             <url>https://repo.jenkins-ci.org/public/</url>
         </pluginRepository>
     </pluginRepositories>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>io.jenkins.tools.bom</groupId>
+                <artifactId>bom-2.138.x</artifactId>
+                <version>3</version>
+                <scope>import</scope>
+                <type>pom</type>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
 </project>

src/main/java/hudson/plugins/audit_trail/AuditLogger.java

@@ -1,22 +1,23 @@
 package hudson.plugins.audit_trail;
 
+import hudson.DescriptorExtensionList;
 import hudson.ExtensionPoint;
 import hudson.model.Describable;
 import hudson.model.Descriptor;
 import jenkins.model.Jenkins;
 
-import java.io.IOException;
 
 /**
  * @author <a href="mailto:[email protected]">Nicolas De Loof</a>
+ * @author Pierre Beitz
  */
 public abstract class AuditLogger implements Describable<AuditLogger>, ExtensionPoint {
 
     public abstract void configure();
 
     public abstract void log(String event);
 
-    public Descriptor getDescriptor() {
+    public Descriptor<AuditLogger> getDescriptor() {
         return Jenkins.getInstance().getDescriptorOrDie(getClass());
     }
 
@@ -31,4 +32,10 @@ public void cleanUp() throws SecurityException {
         // default does nothing
     }
 
+    /**
+     * Returns all the registered {@link AuditLogger} descriptors.
+     */
+    public static DescriptorExtensionList<AuditLogger, Descriptor<AuditLogger>> all() {
+        return Jenkins.getInstance().getDescriptorList(AuditLogger.class);
+    }
 }

src/main/java/hudson/plugins/audit_trail/AuditTrailFilter.java

@@ -23,9 +23,14 @@
  */
 package hudson.plugins.audit_trail;
 
+import com.google.inject.Injector;
+import hudson.Extension;
+import hudson.init.Initializer;
 import hudson.model.User;
+import hudson.util.PluginServletFilter;
 import jenkins.model.Jenkins;
 
+import javax.inject.Inject;
 import javax.servlet.*;
 import javax.servlet.http.HttpServletRequest;
 import java.io.IOException;
@@ -34,21 +39,33 @@
 import java.util.regex.Pattern;
 import java.util.regex.PatternSyntaxException;
 
+import static hudson.init.InitMilestone.PLUGINS_PREPARED;
 
 /**
  * Servlet filter to watch requests and log those we are interested in.
  * @author Alan Harder
+ * @author Pierre Beitz
  */
+@Extension
 public class AuditTrailFilter implements Filter {
 
     private static final Logger LOGGER = Logger.getLogger(AuditTrailFilter.class.getName());
 
     private static Pattern uriPattern = null;
 
-    private final AuditTrailPlugin plugin;
+    @Inject
+    private AuditTrailPlugin configuration;
 
+    /**
+     * @deprecated as of 2.6
+     **/
+    @Deprecated
     public AuditTrailFilter(AuditTrailPlugin plugin) {
-        this.plugin = plugin;
+        this.configuration = plugin;
+    }
+
+    public AuditTrailFilter() {
+        // used by the injector
     }
 
     public void init(FilterConfig fc) {
@@ -85,7 +102,7 @@ public void doFilter(ServletRequest request, ServletResponse res, FilterChain ch
             if(LOGGER.isLoggable(Level.FINE))
                 LOGGER.log(Level.FINE, "Audit request {0} by user {1}", new Object[]{uri, username});
 
-            plugin.onRequest(uri, extra, username);
+            onRequest(uri, extra, username);
         } else {
             LOGGER.log(Level.FINEST, "Skip audit for request {0}", uri);
         }
@@ -94,4 +111,27 @@ public void doFilter(ServletRequest request, ServletResponse res, FilterChain ch
 
     public void destroy() {
     }
+
+    // the default milestone doesn't seem right, as the injector is not available yet (at least with the JenkinsRule)
+    @Initializer(after = PLUGINS_PREPARED)
+    public static void init() throws ServletException {
+        Injector injector = Jenkins.getInstance().getInjector();
+        if (injector == null) {
+            return;
+        }
+        PluginServletFilter.addFilter(injector.getInstance(AuditTrailFilter.class));
+    }
+
+    private void onRequest(String uri, String extra, String username) {
+        if (configuration != null) {
+            if (configuration.isStarted()) {
+                for (AuditLogger logger :  configuration.getLoggers()) {
+                    logger.log(uri + extra + " by " + username);
+                }
+            } else {
+                LOGGER.warning("Plugin configuration not properly injected, please report an issue to the Audit Trail Plugin");
+            }
+        }
+
+    }
 }