@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
HttpRequest request = (HttpRequest) e.getMessage();
if (request.getContent().readableBytes() == 0) {
BaseTransport.respond(e.getChannel(), INTERNAL_SERVER_ERROR, "Payload expected.");
return;
}
transportMetrics.messagesReceived.mark();
transportMetrics.messagesReceivedSize.update(request.getContent().readableBytes());
// logger.debug("Received {}", request.getContent().toString(CharsetUtil.UTF_8));
String contentTypeHeader = request.getHeader(CONTENT_TYPE);
if (contentTypeHeader == null) {
contentTypeHeader = BaseTransport.CONTENT_TYPE_PLAIN;
}
String decodedContent;
if (BaseTransport.CONTENT_TYPE_FORM.equals(contentTypeHeader)) {
QueryStringDecoder decoder =
new QueryStringDecoder("?" + request.getContent().toString(CharsetUtil.UTF_8));
List<String> d = decoder.getParameters().get("d");
if (d == null) {
BaseTransport.respond(e.getChannel(), INTERNAL_SERVER_ERROR, "Payload expected.");
return;
}
decodedContent = d.get(0);
} else {
decodedContent = request.getContent().toString(CharsetUtil.UTF_8);
}
if (decodedContent.length() == 0) {
BaseTransport.respond(e.getChannel(), INTERNAL_SERVER_ERROR, "Payload expected.");
return;
}
String[] messages = MAPPER.readValue(decodedContent, String[].class);
for (String message : messages) {
SockJsMessage jsMessage = new SockJsMessage(message);
ctx.sendUpstream(new UpstreamMessageEvent(e.getChannel(), jsMessage, e.getRemoteAddress()));
}
if (isJsonpEnabled) {
BaseTransport.respond(e.getChannel(), OK, "ok");
} else {
BaseTransport.respond(e.getChannel(), NO_CONTENT, "");
}
}
@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg)
throws Exception {
HttpRequest request = (HttpRequest) msg;
QueryStringDecoder decoder = new QueryStringDecoder(request.getUri());
DeviceSession deviceSession =
getDeviceSession(channel, remoteAddress, decoder.getParameters().get("UserName").get(0));
if (deviceSession == null) {
return null;
}
Parser parser = new Parser(PATTERN, decoder.getParameters().get("LOC").get(0));
if (!parser.matches()) {
return null;
}
Position position = new Position();
position.setProtocol(getProtocolName());
position.setDeviceId(deviceSession.getDeviceId());
DateBuilder dateBuilder =
new DateBuilder()
.setDateReverse(parser.nextInt(), parser.nextInt(), parser.nextInt())
.setTime(parser.nextInt(), parser.nextInt(), parser.nextInt());
position.setTime(dateBuilder.getDate());
position.setValid(true);
position.setLatitude(parser.nextDouble());
position.setLongitude(parser.nextDouble());
position.setAltitude(parser.nextDouble());
position.setSpeed(parser.nextDouble());
position.setCourse(parser.nextDouble());
if (channel != null) {
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
channel.write(response).addListener(ChannelFutureListener.CLOSE);
}
return position;
}
private void processRequest(ResponseReceivedEvent event) {
HttpRequest request = event.getRequest();
URI uri = null;
try {
uri = new URI(request.getUri());
} catch (URISyntaxException ex) {
logger.error(
"Can't create URI from request uri (" + request.getUri() + ")" + ex.getStackTrace());
}
events.addElement(request.getMethod() + " | " + request.getUri());
executedEvents.ensureIndexIsVisible(events.getSize() - 1);
int id = ++numberOfRequests;
event.setId(id);
/* URLs */
if (urlBase == null) {
protocol = uri.getScheme();
host = uri.getHost();
port = uri.getPort();
urlBase = protocol + "://" + host;
urlBaseString = "PROTOCOL + \"://\" + HOST";
if (port != -1) {
urlBase += ":" + port;
urlBaseString += " + \":\" + PORT";
}
}
String requestUrlBase = uri.getScheme() + "://" + uri.getHost();
if (uri.getPort() != -1) requestUrlBase += ":" + uri.getPort();
if (requestUrlBase.equals(urlBase)) event.setWithUrlBase(true);
else urls.put("url_" + id, requestUrlBase + uri.getPath());
String headerAuthorization = event.getRequest().getHeader("Authorization");
request.removeHeader("Authorization");
if (headerAuthorization != null) {
if (basicAuth == null) {
// Split on " " and take 2nd group (Basic credentialsInBase64==)
String credentials =
new String(Base64.decodeBase64(headerAuthorization.split(" ")[1].getBytes()));
basicAuth =
new BasicAuth(requestUrlBase, credentials.split(":")[0], credentials.split(":")[1]);
event.setBasicAuth(basicAuth);
} else {
if (requestUrlBase.equals(basicAuth.getUrlBase())) event.setBasicAuth(basicAuth);
else basicAuth = null;
}
}
/* Headers */
Map<String, String> requestHeaders = new TreeMap<String, String>();
for (Entry<String, String> entry : request.getHeaders())
requestHeaders.put(entry.getKey(), entry.getValue());
requestHeaders.remove("Cookie");
int bestChoice = 0;
String headerKey = EMPTY;
MapDifference<String, String> diff;
Map<String, String> fullHeaders = new TreeMap<String, String>();
boolean containsHeaders = false;
if (headers.size() > 0) {
for (Entry<String, Map<String, String>> header : headers.entrySet()) {
fullHeaders = new TreeMap<String, String>(header.getValue());
containsHeaders = false;
if (header.getValue().containsKey("headers")) {
fullHeaders.putAll(headers.get(header.getValue().get("headers")));
fullHeaders.remove("headers");
containsHeaders = true;
}
diff = Maps.difference(fullHeaders, requestHeaders);
logger.debug(diff.toString());
if (diff.areEqual()) {
headerKey = header.getKey();
bestChoice = 1;
break;
} else if (diff.entriesOnlyOnLeft().size() == 0
&& diff.entriesDiffering().size() == 0
&& !containsHeaders) {
// header are included in requestHeaders
headerKey = header.getKey();
bestChoice = 2;
} else if (bestChoice > 2
&& diff.entriesOnlyOnRight().size() == 0
&& diff.entriesDiffering().size() == 0
&& !containsHeaders) {
// requestHeaders are included in header
headerKey = header.getKey();
bestChoice = 3;
}
}
}
switch (bestChoice) {
case 1:
event.setHeadersId(headerKey);
break;
case 2:
diff = Maps.difference(headers.get(headerKey), requestHeaders);
TreeMap<String, String> tm2 = new TreeMap<String, String>(diff.entriesOnlyOnRight());
headers.put("headers_" + id, tm2);
headers.get("headers_" + id).put("headers", headerKey);
event.setHeadersId("headers_" + id);
break;
case 3:
diff = Maps.difference(headers.get(headerKey), requestHeaders);
TreeMap<String, String> tm3 = new TreeMap<String, String>(diff.entriesInCommon());
headers.put("headers_" + id, tm3);
event.setHeadersId("headers_" + id);
headers.remove(headerKey);
tm3 = new TreeMap<String, String>(diff.entriesOnlyOnLeft());
headers.put(headerKey, tm3);
headers.get(headerKey).put("headers", "headers_" + id);
break;
default:
headers.put("headers_" + id, requestHeaders);
event.setHeadersId("headers_" + id);
}
/* Add check if status is not in 20X */
if ((event.getResponse().getStatus().getCode() < 200)
|| (event.getResponse().getStatus().getCode() > 210)) event.setWithCheck(true);
/* Params */
QueryStringDecoder decoder = new QueryStringDecoder(request.getUri());
event.getRequestParams().putAll((decoder.getParameters()));
/* Content */
if (request.getContent().capacity() > 0) {
String content = new String(request.getContent().array());
// We check if it's a form validation and so we extract post params
if ("application/x-www-form-urlencoded".equals(request.getHeader("Content-Type"))) {
decoder = new QueryStringDecoder("http://localhost/?" + content);
event.getRequestParams().putAll(decoder.getParameters());
} else {
event.setWithBody(true);
dumpRequestBody(id, content);
}
}
listEvents.add(event);
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
if (!(e.getMessage() instanceof HttpRequest)) {
super.messageReceived(ctx, e);
}
HttpRequest request = (HttpRequest) e.getMessage();
URI uri = entityManager.normalizeURI(getEntityManager().getURIBase() + request.getUri());
String path = uri.getPath();
System.out.println("# received request: " + uri);
/*
* TODO:
* - if GET "$base/entities/create", return entity creation form
* - if GET "$base/entities/" || GET "$base/.well-known/servers" return entity list
* - if POST "$base/entities/", call createEntity($postdata)
*
* - if GET "$base/sources/", return sources list
* - if GET "$base/sources/edit" return sources edit form
* - if POST "$base/sources/", call setSources($postdata)
*/
if (uri.equals(entityManager.normalizeURI(pathPrefix + "/list-entities"))) {
if (request.getMethod() == HttpMethod.GET) {
StringBuffer sb = new StringBuffer();
sb.append("<html><head><title>SLSE List</title></head><body><h1>SLSE List</h1><ol>");
for (ServiceLevelSemanticEntity slse : this.slseCache.getAll()) {
sb.append("<li>");
sb.append(slse.getURI() + "<pre>" + slse.getDescribes() + "</pre>");
sb.append("</li>");
}
sb.append("</ol></body></html>");
Channels.write(ctx.getChannel(), Answer.create(sb.toString()));
}
} else if (uri.equals(entityManager.normalizeURI(pathPrefix + "/create-entity"))) {
if (request.getMethod() == HttpMethod.GET) {
// copy into
// HttpResponse response = new DefaultHttpResponse(request.getProtocolVersion(),
// HttpResponseStatus.OK);
// response.setContent(ChannelBuffers.wrappedBuffer(htmlContent));
Channels.write(ctx.getChannel(), Answer.create(new String(htmlContent)));
// Channels.write(ctx.getChannel(),
// Answer.create(new File("data/slse/ui/create_entity_form.html")));
} else if (request.getMethod() == HttpMethod.POST) {
QueryStringDecoder qsd =
new QueryStringDecoder(
"http://blub.blah/?" + request.getContent().toString(Charset.defaultCharset()));
String elementsQuery = "";
String name = "";
boolean dependsOnSensorValues = false;
boolean multiNodeQuery = false;
for (Map.Entry<String, List<String>> entry : qsd.getParameters().entrySet()) {
String key = entry.getKey();
for (String value : entry.getValue()) {
if (entry.getKey().equals("elementsQuery")) {
elementsQuery = value;
} else if (entry.getKey().equals("name")) {
name = value;
} else if (key.equals("dependsOnSensorValues") && value.equals("yes")) {
dependsOnSensorValues = true;
} else if (key.equals("multiNodeQuery") && value.equals("yes")) {
multiNodeQuery = true;
}
}
}
System.out.println(
"# adding rule: name="
+ name
+ " dependsOnSensorValues="
+ dependsOnSensorValues
+ " multiNodeQuery="
+ multiNodeQuery);
slseBuilder.addRule(name, elementsQuery, dependsOnSensorValues, multiNodeQuery);
Channels.write(
ctx.getChannel(),
Answer.create(
"<html><head><meta http-equiv=\"REFRESH\" content=\"0;url=/\"></head></html>"));
}
} else {
uri = entityManager.toThing(uri);
Model r = ModelFactory.createDefaultModel();
if (waitForPolling) {
// System.out.println("# waiting for esecache: " + uri);
synchronized (eseCache) {
while (!eseCache.isPollComplete()) {
try {
eseCache.wait(1000);
} catch (InterruptedException ex) {
ex
.printStackTrace(); // To change body of catch statement use File | Settings |
// File Templates.
}
}
}
}
// System.out.println("# waiting for slseCache: " + uri);
synchronized (slseCache) {
if (slseCache.get(uri.toString()) == null) {
System.out.println(
"! SLSE not found in cache: " + uri.toString() + " returning empty model");
} else {
r.add(slseCache.get(uri.toString()).getModel());
}
}
ChannelFuture future = Channels.write(ctx.getChannel(), r);
if (!HttpHeaders.isKeepAlive(request)) {
future.addListener(ChannelFutureListener.CLOSE);
}
// System.out.println("# done: " + uri);
}
}