@Override
public final boolean start(StepContext context) {
try {
FilePath ws = context.get(FilePath.class);
assert ws != null
: context.getClass() + " failed to provide a FilePath even though one was requested";
String remote = ws.getRemote();
String node = null;
for (Computer c : Jenkins.getInstance().getComputers()) {
if (c.getChannel() == ws.getChannel()) {
node = c.getName();
break;
}
}
if (node == null) {
throw new IllegalStateException("no known node for " + ws);
}
register(
context,
task()
.launch(
context.get(EnvVars.class),
ws,
context.get(Launcher.class),
context.get(TaskListener.class)),
node,
remote);
} catch (Exception x) {
context.onFailure(x);
}
return false;
// TODO implement stop, however it is design (will need to call Controller.stop)
}
/** Reports success or failure of step, outside synchronization block to avoid deadlocks. */
void report() {
if (error != null) {
context.onFailure(error);
} else {
context.onSuccess(result);
}
}