From c20245e7606a7785563fcac97ccee0a2d59ab581 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Tue, 30 Jan 2018 12:43:23 +0300
Subject: xmpp: minimize out connections
---
.../juick/components/s2s/StreamServerDialback.java | 167 ---------------------
1 file changed, 167 deletions(-)
delete mode 100644 juick-xmpp/src/main/java/com/juick/components/s2s/StreamServerDialback.java
(limited to 'juick-xmpp/src/main/java/com/juick/components/s2s/StreamServerDialback.java')
diff --git a/juick-xmpp/src/main/java/com/juick/components/s2s/StreamServerDialback.java b/juick-xmpp/src/main/java/com/juick/components/s2s/StreamServerDialback.java
deleted file mode 100644
index 48c4d72d..00000000
--- a/juick-xmpp/src/main/java/com/juick/components/s2s/StreamServerDialback.java
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (C) 2008-2017, Juick
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see .
- */
-
-package com.juick.components.s2s;
-
-import com.juick.components.s2s.util.DialbackUtils;
-import com.juick.xmpp.Stream;
-import com.juick.xmpp.extensions.StreamError;
-import com.juick.xmpp.extensions.StreamFeatures;
-import com.juick.xmpp.utils.XmlUtils;
-import org.apache.commons.text.RandomStringGenerator;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.xmlpull.v1.XmlPullParser;
-import rocks.xmpp.addr.Jid;
-
-import java.io.EOFException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.net.SocketException;
-import java.util.UUID;
-
-/**
- * @author ugnich
- */
-public class StreamServerDialback extends Stream {
- protected static final Logger logger = LoggerFactory.getLogger(StreamServerDialback.class);
- public static final String NS_TLS = "urn:ietf:params:xml:ns:xmpp-tls";
- public static final String NS_DB = "jabber:server:dialback";
- private boolean secured = false;
-
- public boolean streamReady = false;
- String checkSID = null;
- String dbKey = null;
- private String streamID;
- ConnectionListener listener;
- RandomStringGenerator generator = new RandomStringGenerator.Builder().withinRange('a', 'z').build();
-
- public StreamServerDialback(Jid from, Jid to, InputStream is, OutputStream os, String checkSID, String dbKey) throws Exception {
- super(from, to, is, os);
- this.to = to;
- this.checkSID = checkSID;
- this.dbKey = dbKey;
- if (dbKey == null) {
- this.dbKey = DialbackUtils.generateDialbackKey(generator.generate(15), to, from, streamID);
- }
- streamID = UUID.randomUUID().toString();
- }
-
- public void sendOpenStream() throws IOException {
- send("");
- }
-
- void processDialback() throws Exception {
- if (checkSID != null) {
- sendDialbackVerify(checkSID, dbKey);
- }
- send("" +
- dbKey + "");
- }
-
- @Override
- public void handshake() {
- try {
- restartStream();
-
- sendOpenStream();
-
- parser.next(); // stream:stream
- streamID = parser.getAttributeValue(null, "id");
- if (streamID == null || streamID.isEmpty()) {
- throw new Exception("stream to " + to + " invalid first packet");
- }
-
- logger.info("stream to {} {} open", to, streamID);
- boolean xmppversionnew = parser.getAttributeValue(null, "version") != null;
- if (!xmppversionnew) {
- processDialback();
- }
-
- while (parser.next() != XmlPullParser.END_DOCUMENT) {
- if (parser.getEventType() != XmlPullParser.START_TAG) {
- continue;
- }
-
- String tag = parser.getName();
- if (tag.equals("result") && parser.getNamespace().equals(NS_DB)) {
- String type = parser.getAttributeValue(null, "type");
- if (type != null && type.equals("valid")) {
- streamReady = true;
- listener.ready(this);
- } else {
- logger.info("stream to {} {} dialback fail", to, streamID);
- }
- XmlUtils.skip(parser);
- } else if (tag.equals("verify") && parser.getNamespace().equals(NS_DB)) {
- String from = parser.getAttributeValue(null, "from");
- String type = parser.getAttributeValue(null, "type");
- String sid = parser.getAttributeValue(null, "id");
- listener.verify(this, from, type, sid);
- XmlUtils.skip(parser);
- } else if (tag.equals("features") && parser.getNamespace().equals(NS_STREAM)) {
- StreamFeatures features = StreamFeatures.parse(parser);
- if (listener != null && !secured && features.STARTTLS >= 0
- && listener.securing(this)) {
- logger.info("stream to {} {} securing", to.toEscapedString(), streamID);
- send("");
- } else {
- processDialback();
- }
- } else if (tag.equals("proceed") && parser.getNamespace().equals(NS_TLS)) {
- listener.proceed(this);
- } else if (secured && tag.equals("stream") && parser.getNamespace().equals(NS_STREAM)) {
- streamID = parser.getAttributeValue(null, "id");
- } else if (tag.equals("error")) {
- StreamError streamError = StreamError.parse(parser);
- listener.dialbackError(this, streamError);
- } else {
- String unhandledStanza = XmlUtils.parseToString(parser, true);
- logger.warn("Unhandled stanza from {} {} : {}", to, streamID, unhandledStanza);
- }
- }
- listener.finished(this, false);
- } catch (EOFException | SocketException eofex) {
- listener.finished(this, true);
- } catch (Exception e) {
- listener.exception(this, e);
- }
- }
-
- public void sendDialbackVerify(String sid, String key) {
- send("" +
- key + "");
- }
- public void setListener(ConnectionListener listener) {
- this.listener = listener;
- }
-
- public String getStreamID() {
- return streamID;
- }
-
- public boolean isSecured() {
- return secured;
- }
-
- public void setSecured(boolean secured) {
- this.secured = secured;
- }
-}
--
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