public Result authenticate(HttpExchange t) {
Headers rmap = t.getRequestHeaders();
/*
* look for auth token
*/
String auth = rmap.getFirst("Authorization");
if (auth == null) {
Headers map = t.getResponseHeaders();
map.set("WWW-Authenticate", "Basic realm=" + "\"" + realm + "\"");
return new Authenticator.Retry(401);
}
int sp = auth.indexOf(' ');
if (sp == -1 || !auth.substring(0, sp).equals("Basic")) {
return new Authenticator.Failure(401);
}
byte[] b = Base64.getDecoder().decode(auth.substring(sp + 1));
String userpass = new String(b);
int colon = userpass.indexOf(':');
String uname = userpass.substring(0, colon);
String pass = userpass.substring(colon + 1);
if (checkCredentials(uname, pass)) {
return new Authenticator.Success(new HttpPrincipal(uname, realm));
} else {
/* reject the request again with 401 */
Headers map = t.getResponseHeaders();
map.set("WWW-Authenticate", "Basic realm=" + "\"" + realm + "\"");
return new Authenticator.Failure(401);
}
}
private static void writePostReply(HttpExchange msg, byte[] buf) throws Exception {
msg.getResponseHeaders().add("Content-Type", "text/xml");
msg.sendResponseHeaders(200, buf.length);
OutputStream out = msg.getResponseBody();
out.write(buf);
out.close();
}
@Override
public void handle(HttpExchange t) throws IOException {
if (RemoteUtil.deny(t)) {
throw new IOException("Access denied");
}
String id = RemoteUtil.getId("thumb/", t);
LOGGER.trace("web thumb req " + id);
if (id.contains("logo")) {
RemoteUtil.sendLogo(t);
return;
}
RootFolder root = parent.getRoot(RemoteUtil.userName(t), t);
if (root == null) {
LOGGER.debug("weird root in thumb req");
throw new IOException("Unknown root");
}
final DLNAResource r = root.getDLNAResource(id, root.getDefaultRenderer());
if (r == null) {
// another error
LOGGER.debug("media unknown");
throw new IOException("Bad id");
}
InputStream in;
if (!configuration.isShowCodeThumbs() && !r.isCodeValid(r)) {
// we shouldn't show the thumbs for coded objects
// unless the code is entered
in = r.getGenericThumbnailInputStream(null);
} else {
r.checkThumbnail();
in = r.getThumbnailInputStream();
}
Headers hdr = t.getResponseHeaders();
hdr.add("Content-Type", r.getThumbnailContentType());
hdr.add("Accept-Ranges", "bytes");
hdr.add("Connection", "keep-alive");
t.sendResponseHeaders(200, in.available());
OutputStream os = t.getResponseBody();
LOGGER.trace("input is {} output is {}", in, os);
RemoteUtil.dump(in, os);
}
public RootFolder getRoot(String user, boolean create, HttpExchange t) {
String groupTag = getTag(user);
String cookie = RemoteUtil.getCookie("UMS", t);
RootFolder root;
synchronized (roots) {
root = roots.get(cookie);
if (root == null) {
// Double-check for cookie errors
WebRender valid = RemoteUtil.matchRenderer(user, t);
if (valid != null) {
// A browser of the same type and user is already connected at
// this ip but for some reason we didn't get a cookie match.
RootFolder validRoot = valid.getRootFolder();
// Do a reverse lookup to see if it's been registered
for (Map.Entry<String, RootFolder> entry : roots.entrySet()) {
if (entry.getValue() == validRoot) {
// Found
root = validRoot;
cookie = entry.getKey();
LOGGER.debug(
"Allowing browser connection without cookie match: {}: {}",
valid.getRendererName(),
t.getRemoteAddress().getAddress());
break;
}
}
}
}
if (!create || (root != null)) {
t.getResponseHeaders().add("Set-Cookie", "UMS=" + cookie + ";Path=/");
return root;
}
ArrayList<String> tag = new ArrayList<>();
tag.add(user);
if (!groupTag.equals(user)) {
tag.add(groupTag);
}
tag.add(t.getRemoteAddress().getHostString());
tag.add("web");
root = new RootFolder(tag);
try {
WebRender render = new WebRender(user);
root.setDefaultRenderer(render);
render.setRootFolder(root);
render.associateIP(t.getRemoteAddress().getAddress());
render.associatePort(t.getRemoteAddress().getPort());
if (configuration.useWebSubLang()) {
render.setSubLang(StringUtils.join(RemoteUtil.getLangs(t), ","));
}
// render.setUA(t.getRequestHeaders().getFirst("User-agent"));
render.setBrowserInfo(
RemoteUtil.getCookie("UMSINFO", t), t.getRequestHeaders().getFirst("User-agent"));
PMS.get().setRendererFound(render);
} catch (ConfigurationException e) {
root.setDefaultRenderer(RendererConfiguration.getDefaultConf());
}
// root.setDefaultRenderer(RendererConfiguration.getRendererConfigurationByName("web"));
root.discoverChildren();
cookie = UUID.randomUUID().toString();
t.getResponseHeaders().add("Set-Cookie", "UMS=" + cookie + ";Path=/");
roots.put(cookie, root);
}
return root;
}
