diff options
Diffstat (limited to 'src/main/java/com/juick/server/xmpp/s2s')
7 files changed, 0 insertions, 738 deletions
diff --git a/src/main/java/com/juick/server/xmpp/s2s/CacheEntry.java b/src/main/java/com/juick/server/xmpp/s2s/CacheEntry.java deleted file mode 100644 index 33e875bd..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/CacheEntry.java +++ /dev/null @@ -1,40 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s; - -import rocks.xmpp.addr.Jid; - -import java.time.Instant; - -/** - * - * @author ugnich - */ -public class CacheEntry { - - public Jid hostname; - public Instant created; - public Instant updated; - public String xml; - - public CacheEntry(Jid hostname, String xml) { - this.hostname = hostname; - this.created = this.updated =Instant.now(); - this.xml = xml; - } -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/Connection.java b/src/main/java/com/juick/server/xmpp/s2s/Connection.java deleted file mode 100644 index 4fa8e741..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/Connection.java +++ /dev/null @@ -1,158 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s; - -import com.fasterxml.jackson.annotation.JsonIgnore; -import com.juick.server.XMPPServer; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; -import org.xmlpull.v1.XmlPullParser; -import org.xmlpull.v1.XmlPullParserException; -import org.xmlpull.v1.XmlPullParserFactory; - -import java.io.IOException; -import java.io.InputStreamReader; -import java.io.OutputStreamWriter; -import java.net.Socket; -import java.nio.charset.StandardCharsets; -import java.time.Instant; -import java.util.UUID; - -/** - * - * @author ugnich - */ -public class Connection { - - protected static final Logger logger = LoggerFactory.getLogger(Connection.class); - - public String streamID; - public Instant created; - public Instant updated; - public long bytesLocal = 0; - public long packetsLocal = 0; - XMPPServer xmpp; - private Socket socket; - public static final String NS_DB = "jabber:server:dialback"; - public static final String NS_TLS = "urn:ietf:params:xml:ns:xmpp-tls"; - public static final String NS_SASL = "urn:ietf:params:xml:ns:xmpp-sasl"; - public static final String NS_STREAM = "http://etherx.jabber.org/streams"; - XmlPullParserFactory factory = XmlPullParserFactory.newInstance(); - XmlPullParser parser = factory.newPullParser(); - OutputStreamWriter writer; - private boolean secured = false; - private boolean authenticated = false; - private boolean trusted = false; - - - - public Connection(XMPPServer xmpp) throws XmlPullParserException { - this.xmpp = xmpp; - created = updated = Instant.now(); - } - - public void logParser() { - if (streamID == null) { - return; - } - String tag = "IN: <" + parser.getName(); - for (int i = 0; i < parser.getAttributeCount(); i++) { - tag += " " + parser.getAttributeName(i) + "=\"" + parser.getAttributeValue(i) + "\""; - } - tag += ">...</" + parser.getName() + ">\n"; - logger.trace(tag); - } - - public void sendStanza(String xml) { - if (streamID != null) { - logger.trace("OUT: {}\n", xml); - } - try { - writer.write(xml); - writer.flush(); - } catch (IOException e) { - logger.error("send stanza failed", e); - } - - updated = Instant.now(); - bytesLocal += xml.length(); - packetsLocal++; - } - - public void closeConnection() { - if (streamID != null) { - logger.debug("closing stream {}", streamID); - } - - try { - writer.write("</stream:stream>"); - } catch (Exception e) { - } - - try { - writer.close(); - } catch (Exception e) { - } - - try { - socket.close(); - } catch (Exception e) { - } - } - - public boolean isSecured() { - return secured; - } - - public void setSecured(boolean secured) { - this.secured = secured; - } - - public void restartParser() throws XmlPullParserException, IOException { - streamID = UUID.randomUUID().toString(); - parser = factory.newPullParser(); - parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, true); - parser.setInput(new InputStreamReader(socket.getInputStream())); - writer = new OutputStreamWriter(socket.getOutputStream(), StandardCharsets.UTF_8); - } - - @JsonIgnore - public Socket getSocket() { - return socket; - } - - public void setSocket(Socket socket) { - this.socket = socket; - } - - public boolean isAuthenticated() { - return authenticated; - } - - public void setAuthenticated(boolean authenticated) { - this.authenticated = authenticated; - } - - public boolean isTrusted() { - return trusted; - } - - public void setTrusted(boolean trusted) { - this.trusted = trusted; - } -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/ConnectionIn.java b/src/main/java/com/juick/server/xmpp/s2s/ConnectionIn.java deleted file mode 100644 index 3929a69f..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/ConnectionIn.java +++ /dev/null @@ -1,232 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s; - -import com.juick.server.XMPPServer; -import com.juick.server.xmpp.router.StreamError; -import com.juick.server.xmpp.router.XmlUtils; -import org.apache.commons.lang3.StringUtils; -import org.xmlpull.v1.XmlPullParser; -import org.xmlpull.v1.XmlPullParserException; -import rocks.xmpp.addr.Jid; - -import java.io.EOFException; -import java.io.IOException; -import java.net.Socket; -import java.net.SocketException; -import java.time.Instant; -import java.util.Arrays; -import java.util.List; -import java.util.UUID; -import java.util.concurrent.CopyOnWriteArrayList; -import java.util.stream.Collectors; - -/** - * @author ugnich - */ -public class ConnectionIn extends Connection implements Runnable { - - final public List<Jid> from = new CopyOnWriteArrayList<>(); - public Instant received; - public long packetsRemote = 0; - ConnectionListener listener; - - public ConnectionIn(XMPPServer xmpp, Socket socket) throws XmlPullParserException, IOException { - super(xmpp); - this.setSocket(socket); - restartParser(); - } - - @Override - public void run() { - try { - parser.next(); // stream:stream - updateTsRemoteData(); - if (!parser.getName().equals("stream") - || !parser.getNamespace("stream").equals(NS_STREAM)) { -// || !parser.getAttributeValue(null, "version").equals("1.0") -// || !parser.getAttributeValue(null, "to").equals(Main.HOSTNAME)) { - throw new Exception(String.format("stream from %s invalid", getSocket().getRemoteSocketAddress())); - } - streamID = parser.getAttributeValue(null, "id"); - if (streamID == null) { - streamID = UUID.randomUUID().toString(); - } - boolean xmppversionnew = parser.getAttributeValue(null, "version") != null; - String from = parser.getAttributeValue(null, "from"); - Thread.currentThread().setName(String.format("XMPP S2S IN %s - %d", from, Thread.currentThread().getId())); - - if (Arrays.asList(xmpp.bannedHosts).contains(from)) { - closeConnection(); - return; - } - sendOpenStream(from, xmppversionnew); - - while (parser.next() != XmlPullParser.END_DOCUMENT) { - updateTsRemoteData(); - if (parser.getEventType() != XmlPullParser.START_TAG) { - continue; - } - logParser(); - - packetsRemote++; - - String tag = parser.getName(); - if (tag.equals("result") && parser.getNamespace().equals(NS_DB)) { - String dfrom = parser.getAttributeValue(null, "from"); - String to = parser.getAttributeValue(null, "to"); - logger.debug("stream from {} to {} {} asking for dialback", dfrom, to, streamID); - if (dfrom.endsWith(xmpp.getJid().toEscapedString()) && (dfrom.equals(xmpp.getJid().toEscapedString()) - || dfrom.endsWith("." + xmpp.getJid()))) { - logger.warn("stream from {} is invalid", dfrom); - break; - } - if (to != null && to.equals(xmpp.getJid().toEscapedString())) { - String dbKey = XmlUtils.getTagText(parser); - updateTsRemoteData(); - xmpp.startDialback(Jid.of(dfrom), streamID, dbKey); - } else { - logger.warn("stream from " + dfrom + " " + streamID + " invalid to " + to); - break; - } - } else if (tag.equals("verify") && parser.getNamespace().equals(NS_DB)) { - String vfrom = parser.getAttributeValue(null, "from"); - String vto = parser.getAttributeValue(null, "to"); - String vid = parser.getAttributeValue(null, "id"); - String vkey = XmlUtils.getTagText(parser); - updateTsRemoteData(); - final boolean[] valid = {false}; - if (vfrom != null && vto != null && vid != null && vkey != null) { - xmpp.getConnectionOut(Jid.of(vfrom), false).ifPresent(c -> { - String dialbackKey = c.dbKey; - valid[0] = vkey.equals(dialbackKey); - }); - } - if (valid[0]) { - sendStanza("<db:verify from='" + vto + "' to='" + vfrom + "' id='" + vid + "' type='valid'/>"); - logger.debug("stream from {} {} dialback verify valid", vfrom, streamID); - setAuthenticated(true); - } else { - sendStanza("<db:verify from='" + vto + "' to='" + vfrom + "' id='" + vid + "' type='invalid'/>"); - logger.warn("stream from {} {} dialback verify invalid", vfrom, streamID); - } - } else if (tag.equals("presence") && checkFromTo(parser) && isAuthenticated()) { - String xml = XmlUtils.parseToString(parser, false); - logger.debug("stream {} presence: {}", streamID, xml); - xmpp.onStanzaReceived(xml); - } else if (tag.equals("message") && checkFromTo(parser)) { - updateTsRemoteData(); - String xml = XmlUtils.parseToString(parser, false); - logger.debug("stream {} message: {}", streamID, xml); - xmpp.onStanzaReceived(xml); - - } else if (tag.equals("iq") && checkFromTo(parser) && isAuthenticated()) { - updateTsRemoteData(); - String type = parser.getAttributeValue(null, "type"); - String xml = XmlUtils.parseToString(parser, false); - if (type == null || !type.equals("error")) { - logger.debug("stream {} iq: {}", streamID, xml); - xmpp.onStanzaReceived(xml); - } - } else if (!isSecured() && tag.equals("starttls") && !isAuthenticated()) { - listener.starttls(this); - } else if (isSecured() && tag.equals("stream") && parser.getNamespace().equals(NS_STREAM)) { - sendOpenStream(null, true); - } else if (isSecured() && tag.equals("auth") && parser.getNamespace().equals(NS_SASL) - && parser.getAttributeValue(null, "mechanism").equals("EXTERNAL") - && !isAuthenticated() && isTrusted()) { - sendStanza("<success xmlns='urn:ietf:params:xml:ns:xmpp-sasl'/>"); - logger.info("stream {} authenticated externally", streamID); - this.from.add(Jid.of(from)); - setAuthenticated(true); - restartParser(); - } else if (tag.equals("error")) { - StreamError streamError = StreamError.parse(parser); - logger.debug("Stream error {} from {}: {}", streamError.getCondition(), streamID, streamError.getText()); - xmpp.removeConnectionIn(this); - closeConnection(); - } else { - String unhandledStanza = XmlUtils.parseToString(parser, true); - logger.warn("Unhandled stanza from {}: {}", streamID, unhandledStanza); - } - } - logger.warn("stream {} finished", streamID); - xmpp.removeConnectionIn(this); - closeConnection(); - } catch (EOFException | SocketException ex) { - logger.debug("stream {} closed (dirty)", streamID); - xmpp.removeConnectionIn(this); - closeConnection(); - } catch (Exception e) { - logger.debug("stream {} error {}", streamID, e); - xmpp.removeConnectionIn(this); - closeConnection(); - } - } - - void updateTsRemoteData() { - received = Instant.now(); - } - - void sendOpenStream(String from, boolean xmppversionnew) throws IOException { - String openStream = "<?xml version='1.0'?><stream:stream xmlns='jabber:server' " + - "xmlns:stream='http://etherx.jabber.org/streams' xmlns:db='jabber:server:dialback' from='" + - xmpp.getJid().toEscapedString() + "' id='" + streamID + "' version='1.0'>"; - if (xmppversionnew) { - openStream += "<stream:features>"; - if (listener != null && listener.isTlsAvailable() && !Arrays.asList(xmpp.brokenSSLhosts).contains(from)) { - if (!isSecured()) { - openStream += "<starttls xmlns='" + NS_TLS + "'><optional/></starttls>"; - } else if (!isAuthenticated() && isTrusted()) { - openStream += "<mechanisms xmlns='urn:ietf:params:xml:ns:xmpp-sasl'>" + - "<mechanism>EXTERNAL</mechanism>" + - "</mechanisms>"; - } - } - openStream += "</stream:features>"; - } - sendStanza(openStream); - } - - public void sendDialbackResult(Jid sfrom, String type) { - sendStanza("<db:result from='" + xmpp.getJid().toEscapedString() + "' to='" + sfrom + "' type='" + type + "'/>"); - if (type.equals("valid")) { - from.add(sfrom); - logger.debug("stream from {} {} ready", sfrom, streamID); - setAuthenticated(true); - } - } - - boolean checkFromTo(XmlPullParser parser) throws Exception { - String cfrom = parser.getAttributeValue(null, "from"); - String cto = parser.getAttributeValue(null, "to"); - if (StringUtils.isNotEmpty(cfrom) && StringUtils.isNotEmpty(cto)) { - Jid jidfrom = Jid.of(cfrom); - for (Jid aFrom : from) { - if (aFrom.equals(Jid.of(jidfrom.getDomain()))) { - return true; - } - } - } - logger.warn("rejected from {}, to {}, stream {}", cfrom, cto, from.stream().collect(Collectors.joining(","))); - return false; - } - public void setListener(ConnectionListener listener) { - this.listener = listener; - } -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/ConnectionListener.java b/src/main/java/com/juick/server/xmpp/s2s/ConnectionListener.java deleted file mode 100644 index 4c32b9ae..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/ConnectionListener.java +++ /dev/null @@ -1,16 +0,0 @@ -package com.juick.server.xmpp.s2s; - - -import com.juick.server.xmpp.router.StreamError; - -public interface ConnectionListener { - boolean isTlsAvailable(); - void starttls(ConnectionIn connection); - void proceed(ConnectionOut connection); - void verify(ConnectionOut connection, String from, String type, String sid); - void dialbackError(ConnectionOut connection, StreamError error); - void finished(ConnectionOut connection, boolean dirty); - void exception(ConnectionOut connection, Exception ex); - void ready(ConnectionOut connection); - boolean securing(ConnectionOut connection); -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/ConnectionOut.java b/src/main/java/com/juick/server/xmpp/s2s/ConnectionOut.java deleted file mode 100644 index 2b919da4..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/ConnectionOut.java +++ /dev/null @@ -1,190 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s; - -import com.juick.server.xmpp.router.Stream; -import com.juick.server.xmpp.router.StreamError; -import com.juick.server.xmpp.router.StreamFeatures; -import com.juick.server.xmpp.router.XmlUtils; -import com.juick.server.xmpp.s2s.util.DialbackUtils; -import org.apache.commons.codec.Charsets; -import org.apache.commons.codec.binary.Base64; -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; - -import static com.juick.server.xmpp.router.StreamNamespaces.NS_STREAM; -import static com.juick.server.xmpp.s2s.Connection.NS_SASL; - -/** - * @author ugnich - */ -public class ConnectionOut extends Stream { - protected static final Logger logger = LoggerFactory.getLogger(ConnectionOut.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; - private boolean trusted = 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 ConnectionOut(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(); - Thread.currentThread().setName(String.format("XMPP S2S OUT %s - %d", to.toEscapedString(), Thread.currentThread().getId())); - } - - public void sendOpenStream() throws IOException { - send("<?xml version='1.0'?><stream:stream xmlns='jabber:server' id='" + streamID + - "' xmlns:stream='http://etherx.jabber.org/streams' xmlns:db='jabber:server:dialback' from='" + - from.toEscapedString() + "' to='" + to.toEscapedString() + "' version='1.0'>"); - } - - void processDialback() throws Exception { - if (checkSID != null) { - sendDialbackVerify(checkSID, dbKey); - } - send("<db:result from='" + from.toEscapedString() + "' to='" + to.toEscapedString() + "'>" + - dbKey + "</db:result>"); - } - - @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.debug("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.warn("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.debug("stream to {} {} securing", to.toEscapedString(), streamID); - send("<starttls xmlns=\"" + NS_TLS + "\" />"); - } else if (secured && features.EXTERNAL >=0) { - String authid = Base64.encodeBase64String(from.toEscapedString().getBytes(Charsets.UTF_8)); - send(String.format("<auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='EXTERNAL'>%s</auth>", authid)); - } else if (secured && streamReady) { - listener.ready(this); - } else { - processDialback(); - } - } else if (tag.equals("proceed") && parser.getNamespace().equals(NS_TLS)) { - listener.proceed(this); - } else if (tag.equals("success") && parser.getNamespace().equals(NS_SASL)) { - streamReady = true; - restartStream(); - sendOpenStream(); - } 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, false); - 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("<db:verify from='" + from.toEscapedString() + "' to='" + to + "' id='" + sid + "'>" + - key + "</db:verify>"); - } - 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; - } - - public boolean isTrusted() { - return trusted; - } - - public void setTrusted(boolean trusted) { - this.trusted = trusted; - } -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/DNSQueries.java b/src/main/java/com/juick/server/xmpp/s2s/DNSQueries.java deleted file mode 100644 index 1367d333..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/DNSQueries.java +++ /dev/null @@ -1,65 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s; - -import org.apache.commons.lang3.math.NumberUtils; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import java.net.InetSocketAddress; -import java.util.Hashtable; -import java.util.Random; -import javax.naming.NamingException; -import javax.naming.directory.Attribute; -import javax.naming.directory.DirContext; -import javax.naming.directory.InitialDirContext; - -/** - * - * @author ugnich - */ -public class DNSQueries { - - private static final Logger logger = LoggerFactory.getLogger(DNSQueries.class); - - private static Random rand = new Random(); - - public static InetSocketAddress getServerAddress(String hostname) { - - String host = hostname; - int port = 5269; - - Hashtable<String, String> env = new Hashtable<>(5); - env.put("java.naming.factory.initial", "com.sun.jndi.dns.DnsContextFactory"); - try { - DirContext ctx = new InitialDirContext(env); - Attribute att = ctx.getAttributes("_xmpp-server._tcp." + hostname, new String[]{"SRV"}).get("SRV"); - - if (att != null && att.size() > 0) { - int i = rand.nextInt(att.size()); - String srv[] = att.get(i).toString().split(" "); - port = NumberUtils.toInt(srv[2], 5269); - host = srv[3]; - } - ctx.close(); - } catch (NamingException e) { - logger.debug("SRV record for {} is not resolved, falling back to A record", hostname); - } - return new InetSocketAddress(host, port); - } -} diff --git a/src/main/java/com/juick/server/xmpp/s2s/util/DialbackUtils.java b/src/main/java/com/juick/server/xmpp/s2s/util/DialbackUtils.java deleted file mode 100644 index d25dbad8..00000000 --- a/src/main/java/com/juick/server/xmpp/s2s/util/DialbackUtils.java +++ /dev/null @@ -1,37 +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 <http://www.gnu.org/licenses/>. - */ - -package com.juick.server.xmpp.s2s.util; - -import org.apache.commons.codec.digest.DigestUtils; -import org.apache.commons.codec.digest.HmacAlgorithms; -import org.apache.commons.codec.digest.HmacUtils; -import rocks.xmpp.addr.Jid; - -/** - * Created by vitalyster on 05.12.2016. - */ -public class DialbackUtils { - private DialbackUtils() { - throw new IllegalStateException(); - } - - public static String generateDialbackKey(String secret, Jid to, Jid from, String id) { - return new HmacUtils(HmacAlgorithms.HMAC_SHA_256, DigestUtils.sha256(secret)) - .hmacHex(to.toEscapedString() + " " + from.toEscapedString() + " " + id); - } -} |