XMPP大杂烩

XMPP大杂烩

对XMPP的理解

XMPP是基于XML的即时通信协议。对即时通信场景进行了高度抽象,好比用订阅对方的上下线状态表示好友。提供了文本通信、用户上下线通知、联系人管理、群组聊天等功能,还能够安装插件或自行拓展。java

服务端的安装

服务端通常用OpenFire。git

以macOS为例,官网直接下载安装包,安装完成后,在系统菜单中打开OpenFire控制台,进入OpenFire的Web后台,走完配置向导。数据库能够用OpenFire自带的嵌入式数据库,也能够配置为MySQL。若是是局域网测试的话,主机名最好设置成内网IP。最后一步须要设置管理员密码,管理员的帐号是admin。配置完成后,能够登陆OpenFire的管理后台。github

OpenFire服务器默认开放用户注册、开放建群,因此能够无论OpenFire后台,直接拿来使用。数据库

用户注册

大多XMPP客户端不提供用户注册功能,因此最好在OpenFire后台直接添加用户。试了多个客户端,只有Psi能够成功注册用户,并且登陆以后找不到退出的地方,也找不到建立用户的地方。安全

客户端的选择

XMPP的图形客户端特别多,可是一个比一个难用。在macOS上勉强可使用的主要有Spark、Adium和Thunderbird。Spark是OpenFire官方提供的客户端,在使用时要注意禁用安全选项,若是主机不受信任的话。服务器

命令行下的客户端,可使用Profanitytcp

用户登陆

登陆XMPP帐户,须要服务器、用户名、密码三个字段。若是客户端没有提供单独的服务器输入框的话,用户名改用用户名@服务器测试

Profanity的使用

Profanity不提供用户注册功能,须要先在后台添加用户,或者用其余客户端注册。ui

  • 登陆 /connect 用户名@服务器 tls disable
  • 登出 /disconnect
  • 开启聊天 /msg 用户名@服务器/用户昵称 文本
  • 切换窗口 Alt/Option+数字 Alt+1是系统窗口,其余是聊天窗口
  • 添加用户到通信录(非好友,不能订阅用户的上下线消息) /roster add 用户名@服务器
  • 添加用户为好友 /sub request 用户名@服务器
  • 收到添加好友请求时容许 /sub allow 用户名@服务器
  • 进入聊天室/群组/房间,不存在则根据向导建立 /join 房间名@服务器
  • 切换在线状态 /away=离开 /online=在线 /dnd=忙碌 ...
  • 退出软件 /quit

Smack的使用

Smack是OpenFire提供的支持XMPP协议的Java接口.net

引入Smack依赖

  • org.igniterealtime.smack:smack-tcp 同时包含了Smack核心库。之因此有这个包,是由于XMPP也能运行在其余协议之上
  • org.igniterealtime.smack:smack-java7 平台依赖。用做初始化。不包含此库也能编译成功,可是跑不起来
  • org.igniterealtime.smack:smack-extensions Smake扩展包。算是必备,至少联系人管理功能须要这个包

Smack示例代码

package bj;

import io.vavr.control.Try;
import lombok.extern.slf4j.Slf4j;
import org.jivesoftware.smack.AbstractXMPPConnection;
import org.jivesoftware.smack.ConnectionConfiguration;
import org.jivesoftware.smack.SmackException;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.chat2.ChatManager;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.roster.Roster;
import org.jivesoftware.smack.roster.RosterEntry;
import org.jivesoftware.smack.tcp.XMPPTCPConnection;
import org.jivesoftware.smack.tcp.XMPPTCPConnectionConfiguration;
import org.junit.Test;
import org.jxmpp.jid.impl.JidCreate;

import java.io.IOException;
import java.net.InetAddress;
import java.util.Set;

/**
 * Created by BaiJiFeiLong@gmail.com at 2018/11/22 下午4:33
 */
@Slf4j
public class BazTest {

    @Test
    public void testAlpha() throws IOException, InterruptedException, XMPPException, SmackException {
        // 建立链接,并链接到服务器
        AbstractXMPPConnection connection = new XMPPTCPConnection(XMPPTCPConnectionConfiguration.builder()
                .setUsernameAndPassword("gamma", "gamma")
                .setXmppDomain("172.16.5.254")
                .setHostAddress(InetAddress.getByName("172.16.5.254")) // 服务器地址直接用IP的话,不能用setHost()
                .setSecurityMode(ConnectionConfiguration.SecurityMode.disabled) // 禁用安全模式,若是服务器不受信任
                .build()).connect();
        connection.login();

        // 监听XMPP包(包括PING、在线状态、聊天消息等)
        connection.addSyncStanzaListener(packet -> log.info("[SyncStanzaListener] Packet received {}", packet), stanza -> true);

        // 只监听聊天消息
        ChatManager.getInstanceFor(connection).addIncomingListener((entityBareJid, message, chat) -> {
            System.out.println(String.format("[IncomingListener] Message received %s : %s", entityBareJid, message.getBody()));
            // Echo此消息
            Try.run(() -> chat.send(message.getBody()));
            System.out.println(Roster.getInstanceFor(connection).getEntries());
        });

        // 发送消息
        connection.sendStanza(new Message("theta@172.16.5.254", "MESSAGE_BY_CONNECTION"));
        // 发送消息 方式二
        ChatManager.getInstanceFor(connection).chatWith(JidCreate.entityBareFrom("theta@172.16.5.254")).send("MESSAGE_BY_CHAT_MANAGER");

        // 获取联系人集合
        Thread.sleep(1000); // 等待联系人更新
        Set<RosterEntry> entries = Roster.getInstanceFor(connection).getEntries();
        log.info("Contacts: {} persons", entries.size());
        entries.forEach(System.out::println);

        // 保持运行
        Thread.currentThread().join();
    }
}

控制台日志

10:55:24.924 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received IQ Stanza (query jabber:iq:roster) [to=gamma@172.16.5.254/612m1g1ciz,id=gvsBl-5,type=result,]
10:55:24.933 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/1gwvh0rdvv,id=L85kQ-6,type=available,]
10:55:24.933 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/1pj92olp11,id=RamcN-7,type=available,]
10:55:24.933 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/8aadbwm30s,id=xkaYN-7,type=available,]
10:55:24.934 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/profanity,id=prof_presence_595,type=available,]
10:55:24.937 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/9trigmn7f2,id=SJ41s-7,type=available,]
10:55:24.937 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/42awvmq6te,id=iMJUx-6,type=available,]
10:55:24.937 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/92ijqtzgxi,id=9gG6o-7,type=available,]
10:55:24.937 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/494vwn454w,id=byYRm-7,type=available,]
10:55:24.938 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/4wurqkoj8y,id=3BnGN-7,type=available,]
10:55:24.939 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Presence Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=gamma@172.16.5.254/9vx8ve5vdm,id=YSZxk-6,type=available,]
10:55:25.939 [main] INFO bj.BazTest - Contacts: 3 persons
: beta@172.16.5.254
: alpha@172.16.5.254
: theta@172.16.5.254
10:55:26.876 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Message Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=theta@172.16.5.254/profanity,id=prof_msg_670,type=chat,]
[IncomingListener] Message received theta@172.16.5.254 : hello
[: beta@172.16.5.254, : alpha@172.16.5.254, : theta@172.16.5.254]
10:55:28.839 [Smack Cached Executor] INFO bj.BazTest - [SyncStanzaListener] Packet received Message Stanza [to=gamma@172.16.5.254/612m1g1ciz,from=theta@172.16.5.254/profanity,id=prof_msg_671,type=chat,]
[IncomingListener] Message received theta@172.16.5.254 : world
[: beta@172.16.5.254, : alpha@172.16.5.254, : theta@172.16.5.254]

文章首发https://baijifeilong.github.io/2018/11/22/xmpp

相关文章
相关标签/搜索