/** Debug command to attach to a running instance. */
public void doAttach(StaplerRequest req, StaplerResponse rsp, @QueryParameter String id)
throws ServletException, IOException, AmazonClientException {
checkPermission(PROVISION);
SlaveTemplate t = getTemplates().get(0);
StringWriter sw = new StringWriter();
StreamTaskListener listener = new StreamTaskListener(sw);
EC2AbstractSlave node = t.attach(id, listener);
Hudson.getInstance().addNode(node);
rsp.sendRedirect2(req.getContextPath() + "/computer/" + node.getNodeName());
}
public HttpResponse doProvision(@QueryParameter String template)
throws ServletException, IOException {
checkPermission(PROVISION);
if (template == null) {
throw HttpResponses.error(SC_BAD_REQUEST, "The 'template' query parameter is missing");
}
SlaveTemplate t = getTemplate(template);
if (t == null) {
throw HttpResponses.error(SC_BAD_REQUEST, "No such template: " + template);
}
StringWriter sw = new StringWriter();
StreamTaskListener listener = new StreamTaskListener(sw);
try {
EC2AbstractSlave node = t.provision(listener);
Hudson.getInstance().addNode(node);
return HttpResponses.redirectViaContextPath("/computer/" + node.getNodeName());
} catch (AmazonClientException e) {
throw HttpResponses.error(SC_INTERNAL_SERVER_ERROR, e);
}
}