/** Handles incremental log output. */
public void doProgressiveHtml(StaplerRequest req, StaplerResponse rsp) throws IOException {
AnnotatedLargeText text = obtainLog();
if (text != null) {
text.doProgressiveHtml(req, rsp);
return;
}
rsp.setStatus(HttpServletResponse.SC_OK);
}
public Result run(BuildListener listener) throws Exception {
Node node = getCurrentNode();
assert builtOn == null;
builtOn = node.getNodeName();
hudsonVersion = Hudson.VERSION;
this.listener = listener;
launcher = createLauncher(listener);
if (!Hudson.getInstance().getNodes().isEmpty())
listener
.getLogger()
.println(
node instanceof Hudson
? Messages.AbstractBuild_BuildingOnMaster()
: Messages.AbstractBuild_BuildingRemotely(builtOn));
final Lease lease = decideWorkspace(node, Computer.currentComputer().getWorkspaceList());
try {
workspace = lease.path.getRemote();
node.getFileSystemProvisioner().prepareWorkspace(AbstractBuild.this, lease.path, listener);
if (project.isCleanWorkspaceRequired()) {
listener
.getLogger()
.println(
"Cleaning the workspace because project is configured to clean the workspace before each build.");
if (!project.cleanWorkspace()) {
listener
.getLogger()
.println("Workspace cleaning was attempted but SCM blocked the cleaning.");
}
}
checkout(listener);
if (!preBuild(listener, project.getProperties())) return Result.FAILURE;
Result result = doRun(listener);
Computer c = node.toComputer();
if (c == null || c.isOffline()) {
// As can be seen in HUDSON-5073, when a build fails because of the slave connectivity
// problem,
// error message doesn't point users to the slave. So let's do it here.
listener.hyperlink(
"/computer/" + builtOn + "/log",
"Looks like the node went offline during the build. Check the slave log for the details.");
// grab the end of the log file. This might not work very well if the slave already
// starts reconnecting. Fixing this requires a ring buffer in slave logs.
AnnotatedLargeText<Computer> log = c.getLogText();
StringWriter w = new StringWriter();
log.writeHtmlTo(Math.max(0, c.getLogFile().length() - 10240), w);
listener.getLogger().print(ExpandableDetailsNote.encodeTo("details", w.toString()));
listener.getLogger().println();
}
// kill run-away processes that are left
// use multiple environment variables so that people can escape this massacre by overriding
// an environment
// variable for some processes
launcher.kill(getCharacteristicEnvVars());
// this is ugly, but for historical reason, if non-null value is returned
// it should become the final result.
if (result == null) result = getResult();
if (result == null) result = Result.SUCCESS;
return result;
} finally {
lease.release();
this.listener = null;
}
}