use of com.predic8.membrane.core.transport.http.HostColonPort in project service-proxy by membrane.
the class IndexInterceptor method getServiceInfo.
private ServiceInfo getServiceInfo(Exchange exc, AbstractServiceProxy sp) {
if (sp.getInterceptors().size() == 1 && sp.getInterceptors().get(0) instanceof IndexInterceptor)
return null;
ServiceProxyKey k = (ServiceProxyKey) sp.getKey();
ServiceInfo ri = new ServiceInfo();
ri.method = k.getMethod();
// NOTE: when running as servlet, we have no idea what the protocol was
ri.ssl = sp.getSslInboundContext() != null;
String protocol = ri.ssl ? "https" : "http";
String host = k.isHostWildcard() ? new HostColonPort(ri.ssl, exc.getRequest().getHeader().getHost()).host : fullfillRegexp(ServiceProxyKey.createHostPattern(k.getHost()));
if (host == null || host.length() == 0)
host = exc.getHandler().getLocalAddress().getHostAddress().toString();
int port = k.getPort();
if (port == -1 || !exc.getHandler().isMatchLocalPort())
port = exc.getHandler().getLocalPort();
String path;
if (!k.isUsePathPattern()) {
path = "/";
} else if (k.isPathRegExp()) {
path = fullfillRegexp(k.getPath());
} else {
path = "/" + StringUtils.removeStart(k.getPath(), "/");
}
if (!"".equals(exc.getHandler().getContextPath(exc))) {
path = StringUtils.removeEnd(exc.getHandler().getContextPath(exc), "/") + "/" + StringUtils.removeStart(path, "/");
}
ri.name = sp.getName();
if (path != null)
ri.url = protocol + "://" + host + ":" + port + path;
ri.host = k.isHostWildcard() ? "" : StringEscapeUtils.escapeHtml(k.getHost());
ri.port = k.getPort() == -1 ? "" : "" + k.getPort();
ri.path = k.isUsePathPattern() ? "<tt>" + StringEscapeUtils.escapeHtml(k.getPath()) + "</tt>" + (k.isPathRegExp() ? " (regex)" : "") : "";
return ri;
}
use of com.predic8.membrane.core.transport.http.HostColonPort in project service-proxy by membrane.
the class HttpClient method call.
public Exchange call(Exchange exc, boolean adjustHostHeader, boolean failOverOn5XX) throws Exception {
if (exc.getDestinations().isEmpty())
throw new IllegalStateException("List of destinations is empty. Please specify at least one destination.");
int counter = 0;
Exception exception = null;
Object trackNodeStatusObj = exc.getProperty(Exchange.TRACK_NODE_STATUS);
boolean trackNodeStatus = trackNodeStatusObj != null && trackNodeStatusObj instanceof Boolean && (Boolean) trackNodeStatusObj;
disableStreamingForRetries(exc);
while (counter < maxRetries) {
Connection con = null;
String dest = getDestination(exc, counter);
HostColonPort target = null;
try {
log.debug("try # " + counter + " to " + dest);
target = init(exc, dest, adjustHostHeader);
if (counter == 0) {
con = exc.getTargetConnection();
if (con != null) {
if (!con.isSame(target.host, target.port)) {
con.close();
con = null;
} else {
con.setKeepAttachedToExchange(true);
}
}
}
SSLProvider sslProvider = getOutboundSSLProvider(exc, target);
if (con == null) {
con = conMgr.getConnection(target.host, target.port, localAddr, sslProvider, connectTimeout, getSNIServerName(exc), proxy, proxySSLContext);
con.setKeepAttachedToExchange(exc.getRequest().isBindTargetConnectionToIncoming());
exc.setTargetConnection(con);
}
if (proxy != null && sslProvider == null)
// if we use a proxy for a plain HTTP (=non-HTTPS) request, attach the proxy credentials.
exc.getRequest().getHeader().setProxyAutorization(proxy.getCredentials());
Response response;
String newProtocol = null;
if (exc.getRequest().isCONNECTRequest()) {
handleConnectRequest(exc, con);
response = Response.ok().build();
newProtocol = "CONNECT";
} else {
response = doCall(exc, con);
if (trackNodeStatus)
exc.setNodeStatusCode(counter, response.getStatusCode());
if (exc.getProperty(Exchange.ALLOW_WEBSOCKET) == Boolean.TRUE && isUpgradeToResponse(response, "websocket")) {
log.debug("Upgrading to WebSocket protocol.");
newProtocol = "WebSocket";
}
if (exc.getProperty(Exchange.ALLOW_TCP) == Boolean.TRUE && isUpgradeToResponse(response, "tcp")) {
log.debug("Upgrading to TCP protocol.");
newProtocol = "TCP";
}
if (exc.getProperty(Exchange.ALLOW_SPDY) == Boolean.TRUE && isUpgradeToResponse(response, "SPDY/3.1")) {
log.debug("Upgrading to SPDY/3.1 protocol.");
newProtocol = "SPDY/3.1";
}
}
if (newProtocol != null) {
setupConnectionForwarding(exc, con, newProtocol, streamPumpStats);
exc.getDestinations().clear();
exc.getDestinations().add(dest);
con.setExchange(exc);
exc.setResponse(response);
return exc;
}
boolean is5XX = 500 <= response.getStatusCode() && response.getStatusCode() < 600;
if (!failOverOn5XX || !is5XX || counter == maxRetries - 1) {
applyKeepAliveHeader(response, con);
exc.getDestinations().clear();
exc.getDestinations().add(dest);
con.setExchange(exc);
response.addObserver(con);
exc.setResponse(response);
return exc;
}
// java.net.SocketException: Software caused connection abort: socket write error
} catch (ConnectException e) {
exception = e;
log.info("Connection to " + (target == null ? dest : target) + " refused.");
} catch (SocketException e) {
if (e.getMessage().contains("Software caused connection abort")) {
log.info("Connection to " + dest + " was aborted externally. Maybe by the server or the OS Membrane is running on.");
} else if (e.getMessage().contains("Connection reset")) {
log.info("Connection to " + dest + " was reset externally. Maybe by the server or the OS Membrane is running on.");
} else {
logException(exc, counter, e);
}
exception = e;
} catch (UnknownHostException e) {
log.warn("Unknown host: " + (target == null ? dest : target));
exception = e;
if (exc.getDestinations().size() < 2) {
// don't retry this host, it's useless. (it's very unlikely that it will work after timeBetweenTriesMs)
break;
}
} catch (EOFWhileReadingFirstLineException e) {
log.debug("Server connection to " + dest + " terminated before line was read. Line so far: " + e.getLineSoFar());
exception = e;
} catch (NoResponseException e) {
throw e;
} catch (Exception e) {
logException(exc, counter, e);
exception = e;
} finally {
if (trackNodeStatus) {
if (exception != null) {
exc.setNodeException(counter, exception);
}
}
}
counter++;
if (exc.getDestinations().size() == 1) {
// as documented above, the sleep timeout is only applied between successive calls to the same destination.
Thread.sleep(timeBetweenTriesMs);
}
}
throw exception;
}
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