public static void main(String[] args) throws Exception {
int port = 7070;
if (args.length >= 1) {
port = Integer.parseInt(args[0]);
}
// test_case_data/sandbox/ contains HDP 2.2 site xmls which is dev sandbox
ClasspathUtil.addClasspath(new File("../examples/test_case_data/sandbox").getAbsolutePath());
System.setProperty(KylinConfig.KYLIN_CONF, "../examples/test_case_data/sandbox");
System.setProperty("hdp.version", "2.2.0.0-2041"); // mapred-site.xml ref this
// workaround for job submission from win to linux --
// https://issues.apache.org/jira/browse/MAPREDUCE-4052
if (Shell.WINDOWS) {
{
Field field = Shell.class.getDeclaredField("WINDOWS");
field.setAccessible(true);
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, false);
}
{
Field field = java.io.File.class.getDeclaredField("pathSeparator");
field.setAccessible(true);
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, ":");
}
}
System.setProperty("spring.profiles.active", "testing");
String webBase = new File("../webapp/app").getAbsolutePath();
if (new File(webBase, "WEB-INF").exists() == false) {
throw new RuntimeException(
"In order to launch Kylin web app from IDE, please make a symblink from webapp/app/WEB-INF to server/src/main/webapp/WEB-INF");
}
Tomcat tomcat = new Tomcat();
tomcat.setPort(port);
tomcat.setBaseDir(".");
// Add AprLifecycleListener
StandardServer server = (StandardServer) tomcat.getServer();
AprLifecycleListener listener = new AprLifecycleListener();
server.addLifecycleListener(listener);
Context webContext = tomcat.addWebapp("/kylin", webBase);
ErrorPage notFound = new ErrorPage();
notFound.setErrorCode(404);
notFound.setLocation("/index.html");
webContext.addErrorPage(notFound);
webContext.addWelcomeFile("index.html");
// tomcat start
tomcat.start();
tomcat.getServer().await();
}
private ErrorPage createErrorPage(final ErrorPageModel model) {
NullArgumentException.validateNotNull(model, "model");
NullArgumentException.validateNotNull(model.getLocation(), "model#location");
NullArgumentException.validateNotNull(model.getError(), "model#error");
final ErrorPage errorPage = new ErrorPage();
errorPage.setLocation(model.getLocation());
final Integer errorCode = parseErrorCode(model.getError());
if (errorCode != null) {
errorPage.setErrorCode(errorCode);
} else {
errorPage.setExceptionType(model.getError());
}
return errorPage;
}
/**
* Handle an HTTP status code or Java exception by forwarding control to the location included in
* the specified errorPage object. It is assumed that the caller has already recorded any request
* attributes that are to be forwarded to this page. Return <code>true</code> if we successfully
* utilized the specified error page location, or <code>false</code> if the default error report
* should be rendered.
*
* @param request The request being processed
* @param response The response being generated
* @param errorPage The errorPage directive we are obeying
*/
private boolean custom(Request request, Response response, ErrorPage errorPage) {
if (container.getLogger().isDebugEnabled())
container.getLogger().debug("Processing " + errorPage);
try {
// Forward control to the specified location
ServletContext servletContext = request.getContext().getServletContext();
RequestDispatcher rd = servletContext.getRequestDispatcher(errorPage.getLocation());
if (response.isCommitted()) {
// Response is committed - including the error page is the
// best we can do
rd.include(request.getRequest(), response.getResponse());
} else {
// Reset the response (keeping the real error code and message)
response.resetBuffer(true);
response.setContentLength(-1);
rd.forward(request.getRequest(), response.getResponse());
// If we forward, the response is suspended again
response.setSuspended(false);
}
// Indicate that we have successfully processed this custom page
return (true);
} catch (Throwable t) {
ExceptionUtils.handleThrowable(t);
// Report our failure to process this custom page
container.getLogger().error("Exception Processing " + errorPage, t);
return (false);
}
}
/**
* Handle the HTTP status code (and corresponding message) generated while processing the
* specified Request to produce the specified Response. Any exceptions that occur during
* generation of the error report are logged and swallowed.
*
* @param request The request being processed
* @param response The response being generated
*/
private void status(Request request, Response response) {
int statusCode = response.getStatus();
// Handle a custom error page for this status code
Context context = request.getContext();
if (context == null) return;
/* Only look for error pages when isError() is set.
* isError() is set when response.sendError() is invoked. This
* allows custom error pages without relying on default from
* web.xml.
*/
if (!response.isError()) return;
ErrorPage errorPage = context.findErrorPage(statusCode);
if (errorPage == null) {
// Look for a default error page
errorPage = context.findErrorPage(0);
}
if (errorPage != null && response.setErrorReported()) {
response.setAppCommitted(false);
request.setAttribute(RequestDispatcher.ERROR_STATUS_CODE, Integer.valueOf(statusCode));
String message = response.getMessage();
if (message == null) message = "";
request.setAttribute(RequestDispatcher.ERROR_MESSAGE, message);
request.setAttribute(Globals.DISPATCHER_REQUEST_PATH_ATTR, errorPage.getLocation());
request.setAttribute(Globals.DISPATCHER_TYPE_ATTR, DispatcherType.ERROR);
Wrapper wrapper = request.getWrapper();
if (wrapper != null)
request.setAttribute(RequestDispatcher.ERROR_SERVLET_NAME, wrapper.getName());
request.setAttribute(RequestDispatcher.ERROR_REQUEST_URI, request.getRequestURI());
if (custom(request, response, errorPage)) {
try {
response.finishResponse();
} catch (ClientAbortException e) {
// Ignore
} catch (IOException e) {
container.getLogger().warn("Exception Processing " + errorPage, e);
}
}
}
}
public void addToContext(Context context) {
Assert.state(
this.nativePage != null,
"Neither Tomcat 7 nor 8 detected so no native error page exists");
if (ClassUtils.isPresent("org.apache.catalina.deploy.ErrorPage", null)) {
org.apache.catalina.deploy.ErrorPage errorPage =
(org.apache.catalina.deploy.ErrorPage) this.nativePage;
errorPage.setLocation(this.location);
errorPage.setErrorCode(this.errorCode);
errorPage.setExceptionType(this.exceptionType);
context.addErrorPage(errorPage);
} else {
callMethod(this.nativePage, "setLocation", this.location, String.class);
callMethod(this.nativePage, "setErrorCode", this.errorCode, int.class);
callMethod(this.nativePage, "setExceptionType", this.exceptionType, String.class);
callMethod(context, "addErrorPage", this.nativePage, this.nativePage.getClass());
}
}
/**
* Handle the specified Throwable encountered while processing the specified Request to produce
* the specified Response. Any exceptions that occur during generation of the exception report are
* logged and swallowed.
*
* @param request The request being processed
* @param response The response being generated
* @param throwable The exception that occurred (which possibly wraps a root cause exception
*/
protected void throwable(Request request, Response response, Throwable throwable) {
Context context = request.getContext();
if (context == null) return;
Throwable realError = throwable;
if (realError instanceof ServletException) {
realError = ((ServletException) realError).getRootCause();
if (realError == null) {
realError = throwable;
}
}
// If this is an aborted request from a client just log it and return
if (realError instanceof ClientAbortException) {
if (log.isDebugEnabled()) {
log.debug(sm.getString("standardHost.clientAbort", realError.getCause().getMessage()));
}
return;
}
ErrorPage errorPage = findErrorPage(context, throwable);
if ((errorPage == null) && (realError != throwable)) {
errorPage = findErrorPage(context, realError);
}
if (errorPage != null) {
if (response.setErrorReported()) {
response.setAppCommitted(false);
request.setAttribute(Globals.DISPATCHER_REQUEST_PATH_ATTR, errorPage.getLocation());
request.setAttribute(Globals.DISPATCHER_TYPE_ATTR, DispatcherType.ERROR);
request.setAttribute(
RequestDispatcher.ERROR_STATUS_CODE,
new Integer(HttpServletResponse.SC_INTERNAL_SERVER_ERROR));
request.setAttribute(RequestDispatcher.ERROR_MESSAGE, throwable.getMessage());
request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, realError);
Wrapper wrapper = request.getWrapper();
if (wrapper != null)
request.setAttribute(RequestDispatcher.ERROR_SERVLET_NAME, wrapper.getName());
request.setAttribute(RequestDispatcher.ERROR_REQUEST_URI, request.getRequestURI());
request.setAttribute(RequestDispatcher.ERROR_EXCEPTION_TYPE, realError.getClass());
if (custom(request, response, errorPage)) {
try {
response.finishResponse();
} catch (IOException e) {
container.getLogger().warn("Exception Processing " + errorPage, e);
}
}
}
} else {
// A custom error-page has not been defined for the exception
// that was thrown during request processing. Check if an
// error-page for error code 500 was specified and if so,
// send that page back as the response.
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
// The response is an error
response.setError();
status(request, response);
}
}
