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class=post-block><article class=post-content itemscope itemtype=http://schema.org/Article lang=zh-CN><link href=https://nicksxs.me/2016/07/13/swoole-websocket-test/ itemprop=mainEntityOfPage><span hidden itemprop=author itemscope itemtype=http://schema.org/Person><meta content=/uploads/avatar.jpg itemprop=image><meta content=Nicksxs itemprop=name></span><span hidden itemprop=publisher itemscope itemtype=http://schema.org/Organization><meta content="Nicksxs's Blog" itemprop=name><meta content="Nicksxs 的技术博客,深入 Java 运行时与生产诊断、低成本大模型推理和 Agent 工程实践。" itemprop=description></span><span hidden itemprop=post itemscope itemtype=http://schema.org/CreativeWork><meta content="swoole-websocket-test | Nicksxs's Blog" itemprop=name><meta content="WebSocket是HTML5开始提供的一种在单个TCP连接上进行全双工通讯的协议。WebSocket通信协议于2011年被IETF定为标准RFC 6455,WebSocketAPI被W3C定为标准。,在web私信,im等应用较多。背景和优缺点可以参看wiki。" itemprop=description></span><header class=post-header><h1 itemprop="name headline" class=post-title>swoole-websocket-test</h1><div class=post-meta-container><div class=post-meta><span class=post-meta-item><span class=post-meta-item-icon><i class="far fa-calendar"></i> </span><span class=post-meta-item-text>发表于</span> <time itemprop="dateCreated datePublished" title="创建时间:2016-07-13 22:59:23" datetime=2016-07-13T22:59:23+08:00>2016-07-13</time> </span><span class=post-meta-item><span class=post-meta-item-icon><i class="far fa-folder"></i> </span><span class=post-meta-item-text>分类于</span> <span itemprop=about itemscope itemtype=http://schema.org/Thing><a href=/categories/php/ itemprop=url rel=index><span itemprop=name>php</span></a> </span></span><span class="post-meta-item cloudflare-page-counter" data-increment=true data-path=/2016/07/13/swoole-websocket-test/ data-title=swoole-websocket-test title=阅读次数><span class=post-meta-item-icon><i class="far fa-eye"></i> </span><span class=post-meta-item-text>阅读次数:</span> <span class=cloudflare-page-counter-count></span></span></div><div class=post-description>WebSocket是HTML5开始提供的一种在单个TCP连接上进行全双工通讯的协议。WebSocket通信协议于2011年被IETF定为标准RFC 6455,WebSocketAPI被W3C定为标准。,在web私信,im等应用较多。背景和优缺点可以参看wiki。</div></div></header><div class=post-body itemprop=articleBody><h3 id=玩一下swoole的websocket><a class=headerlink href=#玩一下swoole的websocket title=玩一下swoole的websocket></a>玩一下swoole的websocket</h3><p>WebSocket是HTML5开始提供的一种在单个<a href=https://zh.wikipedia.org/wiki/TCP rel=noopener target=_blank>TCP</a>连接上进行<a href=https://zh.wikipedia.org/wiki/%E5%85%A8%E9%9B%99%E5%B7%A5 rel=noopener target=_blank>全双工</a>通讯的协议。WebSocket通信协议于2011年被<a href=https://zh.wikipedia.org/wiki/Internet_Engineering_Task_Force rel=noopener target=_blank>IETF</a>定为标准RFC 6455,WebSocketAPI被W3C定为标准。<br>,在web私信,im等应用较多。背景和优缺点可以参看<a href=https://zh.wikipedia.org/wiki/WebSocket rel=noopener target=_blank>wiki</a>。<h3 id=环境准备><a class=headerlink href=#环境准备 title=环境准备></a>环境准备</h3><p>因为swoole官方还不支持windows,所以需要装下linux,之前都是用ubuntu,<br>这次就试一下centos7,还是满好看的,虽然虚拟机会默认最小安装,需要在安装<br>时自己选择带gnome的,当然最小安装也是可以的,只是最后需要改下防火墙。<br>然后是装下PHP,Nginx什么的,我是用<a href=https://oneinstack.com/ rel=noopener target=_blank>Oneinstack</a>,可以按需安装<br>给做这个的大大点个赞。</p><span id=more></span><h2 id=swoole><a class=headerlink href=#swoole title=swoole></a>swoole</h2><p>1.install via pecl<figure class="highlight plaintext"><table><tr><td class=gutter><pre><span class=line>1</span><br></pre><td class=code><pre><span class=line>pecl install swoole</span><br></pre></table></figure><p>2.install from source<figure class="highlight plaintext"><table><tr><td class=gutter><pre><span class=line>1</span><br><span class=line>2</span><br><span class=line>3</span><br><span class=line>4</span><br><span class=line>5</span><br><span class=line>6</span><br></pre><td class=code><pre><span class=line>sudo apt-get install php5-dev</span><br><span class=line>git clone https://github.com/swoole/swoole-src.git</span><br><span class=line>cd swoole-src</span><br><span class=line>phpize</span><br><span class=line>./configure</span><br><span class=line>make && make install</span><br></pre></table></figure><p>3.add extension<figure class="highlight plaintext"><table><tr><td class=gutter><pre><span class=line>1</span><br></pre><td class=code><pre><span class=line>extension = swoole.so</span><br></pre></table></figure><p>4.test extension<figure class="highlight plaintext"><table><tr><td class=gutter><pre><span class=line>1</span><br></pre><td class=code><pre><span class=line>php -m | grep swoole</span><br></pre></table></figure><p>如果存在就代表安装成功啦<h2 id=Exec><a class=headerlink href=#Exec title=Exec></a>Exec</h2><p>实现代码看了这位仁兄的<a href=http://www.jianshu.com/p/fedbb9d2d999 rel=noopener target=_blank>代码</a><p>还是贴一下代码<br>服务端:<figure class="highlight php"><table><tr><td class=gutter><pre><span class=line>1</span><br><span class=line>2</span><br><span class=line>3</span><br><span class=line>4</span><br><span class=line>5</span><br><span class=line>6</span><br><span class=line>7</span><br><span class=line>8</span><br><span class=line>9</span><br><span class=line>10</span><br><span class=line>11</span><br><span class=line>12</span><br><span class=line>13</span><br><span class=line>14</span><br><span class=line>15</span><br><span class=line>16</span><br><span class=line>17</span><br><span class=line>18</span><br><span class=line>19</span><br><span class=line>20</span><br><span class=line>21</span><br><span class=line>22</span><br><span class=line>23</span><br><span class=line>24</span><br><span class=line>25</span><br><span class=line>26</span><br><span class=line>27</span><br><span class=line>28</span><br><span class=line>29</span><br><span class=line>30</span><br><span class=line>31</span><br></pre><td class=code><pre><span class=line><span class=comment>//创建websocket服务器对象,监听0.0.0.0:9502端口</span></span><br><span class=line><span class=variable>$ws</span> = <span class=keyword>new</span> <span class="title function_ invoke__">swoole_websocket_server</span>(<span class=string>"0.0.0.0"</span>, <span class=number>9502</span>);</span><br><span class=line></span><br><span class=line><span class=comment>//监听WebSocket连接打开事件</span></span><br><span class=line><span class=variable>$ws</span>-><span class="title function_ invoke__">on</span>(<span class=string>'open'</span>, function (<span class=variable>$ws</span>, <span class=variable>$request</span>) {</span><br><span class=line> <span class=variable>$fd</span>[] = <span class=variable>$request</span>->fd;</span><br><span class=line> <span class=variable>$GLOBALS</span>[<span class=string>'fd'</span>][] = <span class=variable>$fd</span>;</span><br><span class=line> <span class=comment>//区别下当前用户</span></span><br><span class=line> <span class=variable>$ws</span>-><span class="title function_ invoke__">push</span>(<span class=variable>$request</span>->fd, <span class=string>"hello user<span class=subst>{$request->fd}</span>, welcome\n"</span>); </span><br><span class=line>});</span><br><span class=line></span><br><span class=line><span class=comment>//监听WebSocket消息事件</span></span><br><span class=line><span class=variable>$ws</span>-><span class="title function_ invoke__">on</span>(<span class=string>'message'</span>, function (<span class=variable>$ws</span>, <span class=variable>$frame</span>) {</span><br><span class=line> <span class=variable>$msg</span> = <span class=string>'from'</span>.<span class=variable>$frame</span>->fd.<span class=string>":<span class=subst>{$frame->data}</span>\n"</span>;</span><br><span class=line></span><br><span class=line> <span class=keyword>foreach</span>(<span class=variable>$GLOBALS</span>[<span class=string>'fd'</span>] <span class=keyword>as</span> <span class=variable>$aa</span>){</span><br><span class=line> <span class=keyword>foreach</span>(<span class=variable>$aa</span> <span class=keyword>as</span> <span class=variable>$i</span>){</span><br><span class=line> <span class=keyword>if</span>(<span class=variable>$i</span> != <span class=variable>$frame</span>->fd) {</span><br><span class=line> <span class=comment># code...</span></span><br><span class=line> <span class=variable>$ws</span>-><span class="title function_ invoke__">push</span>(<span class=variable>$i</span>,<span class=variable>$msg</span>);</span><br><span class=line> }</span><br><span class=line> }</span><br><span class=line> }</span><br><span class=line>});</span><br><span class=line></span><br><span class=line><span class=comment>//监听WebSocket连接关闭事件</span></span><br><span class=line><span class=variable>$ws</span>-><span class="title function_ invoke__">on</span>(<span class=string>'close'</span>, function (<span class=variable>$ws</span>, <span class=variable>$fd</span>) {</span><br><span class=line> <span class=keyword>echo</span> <span class=string>"client-<span class=subst>{$fd}</span> is closed\n"</span>;</span><br><span class=line>});</span><br><span class=line></span><br><span class=line><span class=variable>$ws</span>-><span class="title function_ invoke__">start</span>();</span><br></pre></table></figure><p>客户端:<figure class="highlight html"><table><tr><td class=gutter><pre><span class=line>1</span><br><span class=line>2</span><br><span class=line>3</span><br><span class=line>4</span><br><span class=line>5</span><br><span class=line>6</span><br><span class=line>7</span><br><span class=line>8</span><br><span class=line>9</span><br><span class=line>10</span><br><span class=line>11</span><br><span class=line>12</span><br><span class=line>13</span><br><span class=line>14</span><br><span class=line>15</span><br><span class=line>16</span><br><span class=line>17</span><br><span class=line>18</span><br><span class=line>19</span><br><span class=line>20</span><br><span class=line>21</span><br><span class=line>22</span><br><span class=line>23</span><br><span class=line>24</span><br><span class=line>25</span><br><span class=line>26</span><br><span class=line>27</span><br><span class=line>28</span><br><span class=line>29</span><br><span class=line>30</span><br><span class=line>31</span><br><span class=line>32</span><br><span class=line>33</span><br><span class=line>34</span><br><span class=line>35</span><br><span class=line>36</span><br><span class=line>37</span><br><span class=line>38</span><br><span class=line>39</span><br><span class=line>40</span><br><span class=line>41</span><br><span class=line>42</span><br><span class=line>43</span><br><span class=line>44</span><br><span class=line>45</span><br><span class=line>46</span><br><span class=line>47</span><br><span class=line>48</span><br><span class=line>49</span><br><span class=line>50</span><br><span class=line>51</span><br><span class=line>52</span><br></pre><td class=code><pre><span class=line><span class=meta>&LT!DOCTYPE <span class=keyword>html</span>></span></span><br><span class=line><span class=tag><<span class=name>html</span> <span class=attr>lang</span>=<span class=string>"en"</span>></span></span><br><span class=line><span class=tag><<span class=name>head</span>></span></span><br><span class=line> <span class=tag><<span class=name>meta</span> <span class=attr>charset</span>=<span class=string>"UTF-8"</span>></span></span><br><span class=line> <span class=tag><<span class=name>title</span>></span>Title<span class=tag>&LT/<span class=name>title</span>></span></span><br><span class=line><span class=tag>&LT/<span class=name>head</span>></span></span><br><span class=line><span class=tag><<span class=name>body</span>></span></span><br><span class=line><span class=tag><<span class=name>div</span> <span class=attr>id</span>=<span class=string>"msg"</span>></span><span class=tag>&LT/<span class=name>div</span>></span></span><br><span class=line><span class=tag><<span class=name>input</span> <span class=attr>type</span>=<span class=string>"text"</span> <span class=attr>id</span>=<span class=string>"text"</span>></span></span><br><span class=line><span class=tag><<span class=name>input</span> <span class=attr>type</span>=<span class=string>"submit"</span> <span class=attr>value</span>=<span class=string>"发送数据"</span> <span class=attr>onclick</span>=<span class=string>"song()"</span>></span></span><br><span class=line><span class=tag>&LT/<span class=name>body</span>></span></span><br><span class=line><span class=tag><<span class=name>script</span>></span><span class=language-javascript></span></span><br><span class=line><span class=language-javascript> <span class=keyword>var</span> msg = <span class="variable language_">document</span>.<span class="title function_">getElementById</span>(<span class=string>"msg"</span>);</span></span><br><span class=line><span class=language-javascript> <span class=keyword>var</span> wsServer = <span class=string>'ws://0.0.0.0:9502'</span>;</span></span><br><span class=line><span class=language-javascript> <span class=comment>//调用websocket对象建立连接:</span></span></span><br><span class=line><span class=language-javascript> <span class=comment>//参数:ws/wss(加密)://ip:port (字符串)</span></span></span><br><span class=line><span class=language-javascript> <span class=keyword>var</span> websocket = <span class=keyword>new</span> <span class="title class_">WebSocket</span>(wsServer);</span></span><br><span class=line><span class=language-javascript> <span class=comment>//onopen监听连接打开</span></span></span><br><span class=line><span class=language-javascript> websocket.<span class=property>onopen</span> = <span class=keyword>function</span> (<span class=params>evt</span>) {</span></span><br><span class=line><span class=language-javascript> <span class=comment>//websocket.readyState 属性:</span></span></span><br><span class=line><span class=language-javascript> <span class=comment>/*</span></span></span><br><span class=line><span class=comment><span class=language-javascript> CONNECTING 0 The connection is not yet open.</span></span></span><br><span class=line><span class=comment><span class=language-javascript> OPEN 1 The connection is open and ready to communicate.</span></span></span><br><span class=line><span class=comment><span class=language-javascript> CLOSING 2 The connection is in the process of closing.</span></span></span><br><span class=line><span class=comment><span class=language-javascript> CLOSED 3 The connection is closed or couldn't be opened.</span></span></span><br><span class=line><span class=comment><span class=language-javascript> */</span></span></span><br><span class=line><span class=language-javascript> msg.<span class=property>innerHTML</span> = websocket.<span class=property>readyState</span>;</span></span><br><span class=line><span class=language-javascript> };</span></span><br><span class=line><span class=language-javascript></span></span><br><span class=line><span class=language-javascript> <span class=keyword>function</span> <span class="title function_">song</span>(<span class=params></span>){</span></span><br><span class=line><span class=language-javascript> <span class=keyword>var</span> text = <span class="variable language_">document</span>.<span class="title function_">getElementById</span>(<span class=string>'text'</span>).<span class=property>value</span>;</span></span><br><span class=line><span class=language-javascript> <span class="variable language_">document</span>.<span class="title function_">getElementById</span>(<span class=string>'text'</span>).<span class=property>value</span> = <span class=string>''</span>;</span></span><br><span class=line><span class=language-javascript> <span class=comment>//向服务器发送数据</span></span></span><br><span class=line><span class=language-javascript> websocket.<span class="title function_">send</span>(text);</span></span><br><span class=line><span class=language-javascript> }</span></span><br><span class=line><span class=language-javascript> <span class=comment>//监听连接关闭</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// websocket.onclose = function (evt) {</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// console.log("Disconnected");</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// };</span></span></span><br><span class=line><span class=language-javascript></span></span><br><span class=line><span class=language-javascript> <span class=comment>//onmessage 监听服务器数据推送</span></span></span><br><span class=line><span class=language-javascript> websocket.<span class=property>onmessage</span> = <span class=keyword>function</span> (<span class=params>evt</span>) {</span></span><br><span class=line><span class=language-javascript> msg.<span class=property>innerHTML</span> += evt.<span class=property>data</span> +<span class=string>'&LTbr>'</span>;</span></span><br><span class=line><span class=language-javascript><span class=comment>// console.log('Retrieved data from server: ' + evt.data);</span></span></span><br><span class=line><span class=language-javascript> };</span></span><br><span class=line><span class=language-javascript><span class=comment>//监听连接错误信息</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// websocket.onerror = function (evt, e) {</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// console.log('Error occured: ' + evt.data);</span></span></span><br><span class=line><span class=language-javascript><span class=comment>// };</span></span></span><br><span class=line><span class=language-javascript></span></span><br><span class=line><span class=language-javascript></span><span class=tag>&LT/<span class=name>script</span>></span></span><br><span class=line><span class=tag>&LT/<span class=name>html</span>></span></span><br></pre></table></figure><p>做了个循环,将当前用户的消息发送给同时在线的其他用户,比较简陋,如下图<br>user1:<br><img alt="NH}()5}1DTLTKZ%HUQ`4L(V.png](https://ooo.0o0.ooo/2016/07/13/578665c07d94c.png)
user2:
![QA_$_$MEL6ALWF48UZFRY1L.png](https://ooo.0o0.ooo/2016/07/13/578665c08a2d1.png)
user3:
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