[JENKINS-43491] Feature flag ".archive-jenkins-maven-event-spy-logs" …

…to archive the logs file generated by the Jenkins Maven Event Spy. Primarily intended for troubleshooting purpose. The ".archive-jenkins-maven-event-spy-logs" has to be created in the Jenkins build workspace.
jenkinsci · Apr 11, 2017 · eea8e9e · eea8e9e
1 parent 0d33ab5
commit eea8e9e
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diff --git a/jenkins-plugin/src/main/java/org/jenkinsci/plugins/pipeline/maven/MavenSpyLogProcessor.java b/jenkins-plugin/src/main/java/org/jenkinsci/plugins/pipeline/maven/MavenSpyLogProcessor.java
@@ -32,6 +32,7 @@
 import org.jenkinsci.plugins.pipeline.maven.reporters.FindbugsAnalysisReporter;
 import org.jenkinsci.plugins.pipeline.maven.reporters.GeneratedArtifactsReporter;
 import org.jenkinsci.plugins.pipeline.maven.reporters.JunitTestsReporter;
+import org.jenkinsci.plugins.pipeline.maven.reporters.JenkinsMavenEventSpyLogsReporter;
 import org.jenkinsci.plugins.pipeline.maven.reporters.TasksScannerReporter;
 import org.jenkinsci.plugins.workflow.steps.StepContext;
 import org.w3c.dom.Element;
@@ -84,6 +85,12 @@ public void processMavenSpyLogs(StepContext context, FilePath mavenSpyLogFolder)
                     throw new IllegalStateException("InputStream for " + mavenSpyLogs.getRemote() + " is null");
                 }
 
+                FilePath archiveJenkinsMavenEventSpyLogs = workspace.child(".archive-jenkins-maven-event-spy-logs");
+                if (archiveJenkinsMavenEventSpyLogs.exists()) {
+                    LOGGER.log(Level.FINE, "Archive Jenkins Maven Event Spy logs {0}", mavenSpyLogs.getRemote());
+                    new JenkinsMavenEventSpyLogsReporter().process(context, mavenSpyLogs);
+                }
+
                 Element mavenSpyLogsElt = documentBuilder.parse(mavenSpyLogsInputStream).getDocumentElement();
 
                 FilePath skipArchiveArtifactsFile = workspace.child(".skip-archive-generated-artifacts");

diff --git a/...java/org/jenkinsci/plugins/pipeline/maven/reporters/JenkinsMavenEventSpyLogsReporter.java b/...java/org/jenkinsci/plugins/pipeline/maven/reporters/JenkinsMavenEventSpyLogsReporter.java
@@ -0,0 +1,50 @@
+package org.jenkinsci.plugins.pipeline.maven.reporters;
+
+import hudson.FilePath;
+import hudson.Launcher;
+import hudson.model.Run;
+import hudson.model.TaskListener;
+import jenkins.model.ArtifactManager;
+import jenkins.util.BuildListenerAdapter;
+import org.jenkinsci.plugins.workflow.steps.StepContext;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.Collections;
+import java.util.Map;
+
+import javax.annotation.Nonnull;
+
+/**
+ * Primarily for debugging purpose, archive the Maven build logs
+ *
+ * @author <a href="mailto:cleclerc@cloudbees.com">Cyrille Le Clerc</a>
+ */
+public class JenkinsMavenEventSpyLogsReporter {
+    public void process(@Nonnull StepContext context, @Nonnull FilePath mavenSpyLogs) throws IOException, InterruptedException {
+
+        Run run = context.get(Run.class);
+        ArtifactManager artifactManager = run.pickArtifactManager();
+        Launcher launcher = context.get(Launcher.class);
+        TaskListener listener = context.get(TaskListener.class);
+        FilePath workspace = context.get(FilePath.class);
+
+        // ARCHIVE MAVEN BUILD LOGS
+        FilePath tmpFile = new FilePath(workspace, "." + mavenSpyLogs.getName());
+        try {
+            mavenSpyLogs.copyTo(tmpFile);
+            listener.getLogger().println("[withMaven] archive " + mavenSpyLogs.getRemote() + " as " + mavenSpyLogs.getName());
+            // filePathInArchiveZone -> filePathInWorkspace
+            Map<String, String> mavenBuildLogs = Collections.singletonMap(mavenSpyLogs.getName(), tmpFile.getName());
+            artifactManager.archive(workspace, launcher, new BuildListenerAdapter(listener), mavenBuildLogs);
+        } catch (Exception e) {
+            PrintWriter errorWriter = listener.error("[withMaven] WARNING Exception archiving Maven build logs " + mavenSpyLogs + ", skip file. ");
+            e.printStackTrace(errorWriter);
+        } finally {
+            boolean deleted = tmpFile.delete();
+            if (!deleted) {
+                listener.error("[withMaven] WARNING Failure to delete temporary file " + tmpFile);
+            }
+        }
+    }
+}