【云原生】第五篇--Docker容器化部署企业级应用集群
Docker容器化部署企业级应用集群
- 一、Docker容器化部署企业级应用
-
- 1.1 使用Docker容器化部署企业级应用必要性
- 1.2 使用Docker容器化部署企业级应用参考资料
- 二、使用Docker容器实现Nginx部署
-
- 2.1 获取参考资料
- 2.2 运行Nginx应用容器
- 2.3 运行Nginx应用容器
- 2.4 运行Nginx应用容器
- 三、使用Docker容器实现Tomcat部署
-
- 3.1 获取参考资料
- 3.2 运行tomcat应用容器
-
- 3.2.1 不暴露端口运行
- 3.2.2 暴露端口运行
- 3.2.3 暴露端口及添加网站文件
- 四、使用Docker容器实现MySQL部署
-
- 4.1 单节点MySQL部署
- 4.2 MySQL主从复制集群部署
-
- 4.2.1 MySQL主节点部署
- 4.2.2 MySQL主节点配置
- 4.2.3 MySQL从节点部署
- 4.2.4 MySQL从节点配置
- 4.2.5 master节点配置
- 4.2.6 slave节点配置
- 4.2.7 验证MySQL集群可用性
- 五、使用Docker容器实现Oracle部署
-
- 5.1 获取参考资料
- 5.2 运行oracle容器
- 5.3 下载客户端连接工具
- 六、使用Docker容器实现ElasticSearch+Kibana部署
-
- 6.1 获取参考资料
-
- 6.1.1 ES部署参考资料
- 6.1.2 Kibana部署参考资料
- 6.2 ES部署
- 6.3 Kibana部署
- 七、使用Docker容器实现Redis部署
-
- 7.1 获取参考资料
- 7.2 运行Redis容器
- 7.3 验证
- 7.4 Redis集群
- 八、使用Docker容器实现RabbitMQ部署
-
- 8.1 获取参考资料
- 8.2 部署RabbitMQ
一、Docker容器化部署企业级应用
1.1 使用Docker容器化部署企业级应用必要性
- 有利于快速实现企业级应用部署
- 有利于快速实现企业级应用恢复
1.2 使用Docker容器化部署企业级应用参考资料
二、使用Docker容器实现Nginx部署
2.1 获取参考资料
2.2 运行Nginx应用容器
不在docker host暴露端口
# docker run -d --name nginx-server -v /opt/nginx-server:/usr/share/nginx/html:ro nginx
664cd1bbda4ad2a71cbd09f0c6baa9b34db80db2d69496670a960be07b9521cb
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
664cd1bbda4a nginx "/docker-entrypoint.…" 4 seconds ago Up 3 seconds 80/tcp nginx-server
# docker inspect 664 | grep IPAddress
"SecondaryIPAddresses": null,
"IPAddress": "172.17.0.3",
"IPAddress": "172.17.0.3",
# curl http://172.17.0.3
403 Forbidden<<span class="token operator">/</span>title><<span class="token operator">/</span>head>
<body>
<center><h1>403 Forbidden<<span class="token operator">/</span>h1><<span class="token operator">/</span>center>
<hr><center>nginx/1<span class="token punctuation">.</span>21<span class="token punctuation">.</span>6<<span class="token operator">/</span>center>
<<span class="token operator">/</span>body>
<<span class="token operator">/</span>html>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># ls /opt</span>
nginx-server
<span class="token comment"># echo "nginx is working" > /opt/nginx-server/index.html</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># curl http://172.17.0.3</span>
nginx is working
</code></pre>
<h2>2.3 运行Nginx应用容器</h2>
<blockquote>
<p>在docker host暴露80端口</p>
</blockquote>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d -p 80:80 --name nginx-server-port -v /opt/nginx-server-port:/usr/share/nginx/html:ro nginx</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
74dddf51983d nginx <span class="token string">"/docker-entrypoint.…"</span> 3 seconds ago Up 2 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:80->80/tcp<span class="token punctuation">,</span> :::80->80/tcp nginx-server-port
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># ls /opt</span>
nginx-server nginx-server-port
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># echo "nginx is running" > /opt/nginx-server-port/index.html</span>
</code></pre>
<p><strong>在宿主机上访问</strong><br> <a href="http://img.e-com-net.com/image/info8/b809068da88844569692ebea5d0ea6df.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/b809068da88844569692ebea5d0ea6df.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第5张图片" width="431" height="177" style="border:1px solid black;"></a></p>
<pre><code class="prism language-powershell"><span class="token comment"># docker top nginx-server-port</span>
UID PID PPID C STIME TTY TIME CMD
root 22195 22163 0 15:08 ? 00:00:00 nginx: master <span class="token keyword">process</span> nginx <span class="token operator">-</span>g daemon off<span class="token punctuation">;</span>
101 22387 22195 0 15:08 ? 00:00:00 nginx: worker <span class="token keyword">process</span>
</code></pre>
<h2>2.4 运行Nginx应用容器</h2>
<blockquote>
<p>挂载配置文件,需要创建一个nginx容器，把配置文件复制出来修改后使用。</p>
</blockquote>
<pre><code class="prism language-powershell"><span class="token comment"># docker cp nginxwebcontainername:/etc/nginx/nginx.conf /opt/nginxcon/</span>
修改后即可使用
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># ls /opt/nginxcon/nginx.conf</span>
<span class="token operator">/</span>opt/nginxcon/nginx<span class="token punctuation">.</span>conf
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d \</span>
<span class="token operator">-</span>p 82:80 <span class="token operator">--</span>name nginx-server-conf \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/nginx-server-conf:<span class="token operator">/</span>usr/share/nginx/html:ro \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/nginxcon/nginx<span class="token punctuation">.</span>conf:<span class="token operator">/</span>etc/nginx/nginx<span class="token punctuation">.</span>conf:ro \
nginx
76251ec44e5049445399303944fc96eb8161ccb49e27b673b99cb2492009523c
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker top nginx-server-conf</span>
UID PID PPID C STIME TTY TIME CMD
root 25005 24972 0 15:38 ? 00:00:00 nginx: master <span class="token keyword">process</span> nginx <span class="token operator">-</span>g daemon off<span class="token punctuation">;</span>
101 25178 25005 0 15:38 ? 00:00:00 nginx: worker <span class="token keyword">process</span>
101 25179 25005 0 15:38 ? 00:00:00 nginx: worker <span class="token keyword">process</span>
</code></pre>
<h1>三、使用Docker容器实现Tomcat部署</h1>
<h2>3.1 获取参考资料</h2>
<p><a href="http://img.e-com-net.com/image/info8/9cb1f4b8b29241deb716a5752434a33f.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/9cb1f4b8b29241deb716a5752434a33f.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第6张图片" width="650" height="451" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/d2cdbaffc634447e8e53edd4e593a0a3.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/d2cdbaffc634447e8e53edd4e593a0a3.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第7张图片" width="650" height="290" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/fd0c8a8e8e4e42a5a52c54d3b73c479c.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/fd0c8a8e8e4e42a5a52c54d3b73c479c.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第8张图片" width="650" height="315" style="border:1px solid black;"></a></p>
<h2>3.2 运行tomcat应用容器</h2>
<h3>3.2.1 不暴露端口运行</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d --rm tomcat:9.0</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
c20a0e781246 tomcat:9<span class="token punctuation">.</span>0 <span class="token string">"catalina.sh run"</span> 27 seconds ago Up 25 seconds 8080/tcp heuristic_cori
</code></pre>
<h3>3.2.2 暴露端口运行</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d -p 8080:8080 --rm tomcat:9.0</span>
2fcf5762314373c824928490b871138a01a94abedd7e6814ad5f361d09fbe1de
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
2fcf57623143 tomcat:9<span class="token punctuation">.</span>0 <span class="token string">"catalina.sh run"</span> 3 seconds ago Up 1 second 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8080->8080/tcp<span class="token punctuation">,</span> :::8080->8080/tcp eloquent_chatelet
</code></pre>
<p><strong>在宿主机访问</strong><br> <a href="http://img.e-com-net.com/image/info8/900aac1e32e345b2a51f404fca98cb1c.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/900aac1e32e345b2a51f404fca98cb1c.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第9张图片" width="553" height="264" style="border:1px solid black;"></a></p>
<pre><code class="prism language-powershell"><span class="token comment"># docker exec 2fc ls /usr/local/tomcat/webapps</span>
里面为空，所以可以添加网站文件。
</code></pre>
<h3>3.2.3 暴露端口及添加网站文件</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d -p 8081:8080 -v /opt/tomcat-server:/usr/local/tomcat/webapps/ROOT tomcat:9.0</span>
f456e705d48fc603b7243a435f0edd6284558c194e105d87befff2dccddc0b63
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
f456e705d48f tomcat:9<span class="token punctuation">.</span>0 <span class="token string">"catalina.sh run"</span> 3 seconds ago Up 2 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8081->8080/tcp<span class="token punctuation">,</span> :::8081->8080/tcp cool_germain
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># echo "tomcat running" > /opt/tomcat-server/index.html</span>
</code></pre>
<p><strong>在宿主机访问</strong><br> <a href="http://img.e-com-net.com/image/info8/96fb4144964f428e8c38295496ee0c35.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/96fb4144964f428e8c38295496ee0c35.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第10张图片" width="611" height="217" style="border:1px solid black;"></a></p>
<h1>四、使用Docker容器实现MySQL部署</h1>
<h2>4.1 单节点MySQL部署</h2>
<p><a href="http://img.e-com-net.com/image/info8/846c5ce4d9a643509e4d47bb98eda968.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/846c5ce4d9a643509e4d47bb98eda968.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第11张图片" width="650" height="585" style="border:1px solid black;"></a><a href="http://img.e-com-net.com/image/info8/85bce8e17c4d46a8ae2bcbd02f5119ed.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/85bce8e17c4d46a8ae2bcbd02f5119ed.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第12张图片" width="650" height="269" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/c7f8b733dd524955bae79c4a0ee5eb8a.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/c7f8b733dd524955bae79c4a0ee5eb8a.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第13张图片" width="650" height="337" style="border:1px solid black;"></a></p>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -p 3306:3306 \</span>
<span class="token operator">--</span>name mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql/log:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>log/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql/<span class="token keyword">data</span>:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>lib/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql/conf:<span class="token operator">/</span>etc/mysql \
<span class="token operator">-</span>e MYSQL_ROOT_PASSWORD=root \
<span class="token operator">-</span>d \
mysql:5<span class="token punctuation">.</span>7
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
6d16ca21cf31 mysql:5<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 32 seconds ago Up 30 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:3306->3306/tcp<span class="token punctuation">,</span> :::3306->3306/tcp<span class="token punctuation">,</span> 33060/tcp mysql
</code></pre>
<pre><code class="prism language-powershell">通过容器中客户端访问
<span class="token comment"># docker exec -it mysql mysql -uroot -proot</span>
mysql: <span class="token namespace">[Warning]</span> <span class="token keyword">Using</span> a password on the command line interface can be insecure<span class="token punctuation">.</span>
Welcome to the MySQL monitor<span class="token punctuation">.</span> Commands <span class="token keyword">end</span> with <span class="token punctuation">;</span> or \g<span class="token punctuation">.</span>
Your MySQL connection id is 4
Server version: 5<span class="token punctuation">.</span>7<span class="token punctuation">.</span>37 MySQL Community Server <span class="token punctuation">(</span>GPL<span class="token punctuation">)</span>
Copyright <span class="token punctuation">(</span>c<span class="token punctuation">)</span> 2000<span class="token punctuation">,</span> 2022<span class="token punctuation">,</span> Oracle and/or its affiliates<span class="token punctuation">.</span>
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates<span class="token punctuation">.</span> Other names may be trademarks of their respective
owners<span class="token punctuation">.</span>
<span class="token function">Type</span> <span class="token string">'help;'</span> or <span class="token string">'\h'</span> <span class="token keyword">for</span> help<span class="token punctuation">.</span> <span class="token function">Type</span> <span class="token string">'\c'</span> to clear the current input statement<span class="token punctuation">.</span>
mysql>
</code></pre>
<pre><code class="prism language-powershell">在docker host上访问
<span class="token comment"># yum -y install mariadb</span>
<span class="token comment"># mysql -h 192.168.255.157 -uroot -proot -P 3306</span>
Welcome to the MariaDB monitor<span class="token punctuation">.</span> Commands <span class="token keyword">end</span> with <span class="token punctuation">;</span> or \g<span class="token punctuation">.</span>
Your MySQL connection id is 7
Server version: 5<span class="token punctuation">.</span>7<span class="token punctuation">.</span>37 MySQL Community Server <span class="token punctuation">(</span>GPL<span class="token punctuation">)</span>
Copyright <span class="token punctuation">(</span>c<span class="token punctuation">)</span> 2000<span class="token punctuation">,</span> 2018<span class="token punctuation">,</span> Oracle<span class="token punctuation">,</span> MariaDB Corporation Ab and others<span class="token punctuation">.</span>
<span class="token function">Type</span> <span class="token string">'help;'</span> or <span class="token string">'\h'</span> <span class="token keyword">for</span> help<span class="token punctuation">.</span> <span class="token function">Type</span> <span class="token string">'\c'</span> to clear the current input statement<span class="token punctuation">.</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> show databases<span class="token punctuation">;</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> Database <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> information_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> mysql <span class="token punctuation">|</span>
<span class="token punctuation">|</span> performance_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> sys <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
4 rows in <span class="token function">set</span> <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
</code></pre>
<h2>4.2 MySQL主从复制集群部署</h2>
<h3>4.2.1 MySQL主节点部署</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -p 3306:3306 \</span>
<span class="token operator">--</span>name mysql-master \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-master/log:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>log/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-master/<span class="token keyword">data</span>:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>lib/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-master/conf:<span class="token operator">/</span>etc/mysql \
<span class="token operator">-</span>e MYSQL_ROOT_PASSWORD=root \
<span class="token operator">-</span>d mysql:5<span class="token punctuation">.</span>7
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
2dbbed8e35c7 mysql:5<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 58 seconds ago Up 57 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:3306->3306/tcp<span class="token punctuation">,</span> :::3306->3306/tcp<span class="token punctuation">,</span> 33060/tcp mysql-master
</code></pre>
<h3>4.2.2 MySQL主节点配置</h3>
<pre><code class="prism language-powershell"><span class="token comment"># vim /opt/mysql-master/conf/my.cnf</span>
<span class="token comment"># cat /opt/mysql-master/conf/my.cnf</span>
<span class="token namespace">[client]</span>
default-character-<span class="token function">set</span>=utf8
<span class="token namespace">[mysql]</span>
default-character-<span class="token function">set</span>=utf8
<span class="token namespace">[mysqld]</span>
init_connect=<span class="token string">'SET collation_connection = utf8_unicode_ci'</span>
init_connect=<span class="token string">'SET NAMES utf8'</span>
character-<span class="token function">set-server</span>=utf8
collation-server=utf8_unicode_ci
<span class="token function">skip-character</span><span class="token operator">-</span><span class="token function">set-client</span><span class="token operator">-</span>handshake
<span class="token function">skip-name</span><span class="token operator">-</span>resolve
server_id=1
log-bin=mysql-bin
<span class="token function">read-only</span>=0
binlog-<span class="token keyword">do</span><span class="token operator">-</span>db=kubemsb_test
replicate-ignore-db=mysql
replicate-ignore-db=sys
replicate-ignore-db=information_schema
replicate-ignore-db=performance_schema
</code></pre>
<h3>4.2.3 MySQL从节点部署</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -p 3307:3306 \</span>
<span class="token operator">--</span>name mysql-slave \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-slave/log:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>log/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-slave/<span class="token keyword">data</span>:<span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>lib/mysql \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/mysql-slave/conf:<span class="token operator">/</span>etc/mysql \
<span class="token operator">-</span>e MYSQL_ROOT_PASSWORD=root \
<span class="token operator">-</span>d
<span class="token operator">--</span>link mysql-master:mysql-master
mysql:5<span class="token punctuation">.</span>7
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
caf7bf3fc68f mysql:5<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 8 seconds ago Up 6 seconds 33060/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:3307->3306/tcp<span class="token punctuation">,</span> :::3307->3306/tcp mysql-slave
</code></pre>
<h3>4.2.4 MySQL从节点配置</h3>
<pre><code class="prism language-powershell"><span class="token comment"># vim /opt/mysql-slave/conf/my.cnf</span>
<span class="token comment"># cat /opt/mysql-slave/conf/my.cnf</span>
<span class="token namespace">[client]</span>
default-character-<span class="token function">set</span>=utf8
<span class="token namespace">[mysql]</span>
default-character-<span class="token function">set</span>=utf8
<span class="token namespace">[mysqld]</span>
init_connect=<span class="token string">'SET collation_connection = utf8_unicode_ci'</span>
init_connect=<span class="token string">'SET NAMES utf8'</span>
character-<span class="token function">set-server</span>=utf8
collation-server=utf8_unicode_ci
<span class="token function">skip-character</span><span class="token operator">-</span><span class="token function">set-client</span><span class="token operator">-</span>handshake
<span class="token function">skip-name</span><span class="token operator">-</span>resolve
server_id=2
log-bin=mysql-bin
<span class="token function">read-only</span>=1
binlog-<span class="token keyword">do</span><span class="token operator">-</span>db=kubemsb_test
replicate-ignore-db=mysql
replicate-ignore-db=sys
replicate-ignore-db=information_schema
replicate-ignore-db=performance_schema
</code></pre>
<h3>4.2.5 master节点配置</h3>
<pre><code class="prism language-powershell"><span class="token comment"># mysql -h 192.168.255.157 -uroot -proot -P 3306</span>
Welcome to the MariaDB monitor<span class="token punctuation">.</span> Commands <span class="token keyword">end</span> with <span class="token punctuation">;</span> or \g<span class="token punctuation">.</span>
Your MySQL connection id is 2
Server version: 5<span class="token punctuation">.</span>7<span class="token punctuation">.</span>37 MySQL Community Server <span class="token punctuation">(</span>GPL<span class="token punctuation">)</span>
Copyright <span class="token punctuation">(</span>c<span class="token punctuation">)</span> 2000<span class="token punctuation">,</span> 2018<span class="token punctuation">,</span> Oracle<span class="token punctuation">,</span> MariaDB Corporation Ab and others<span class="token punctuation">.</span>
<span class="token function">Type</span> <span class="token string">'help;'</span> or <span class="token string">'\h'</span> <span class="token keyword">for</span> help<span class="token punctuation">.</span> <span class="token function">Type</span> <span class="token string">'\c'</span> to clear the current input statement<span class="token punctuation">.</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>>
</code></pre>
<pre><code class="prism language-powershell">授权
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> grant replication slave on <span class="token operator">*</span><span class="token punctuation">.</span><span class="token operator">*</span> to <span class="token string">'backup'</span>@<span class="token string">'%'</span> identified by <span class="token string">'123456'</span><span class="token punctuation">;</span>
</code></pre>
<pre><code class="prism language-powershell">重启容器，使用配置生效
<span class="token comment"># docker restart mysql-master</span>
</code></pre>
<pre><code class="prism language-powershell">查看状态
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> show master status\G
<span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span> 1<span class="token punctuation">.</span> row <span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span>
File: mysql-bin<span class="token punctuation">.</span>000001
Position: 154
Binlog_Do_DB: kubemsb_test
Binlog_Ignore_DB:
Executed_Gtid_Set:
1 row in <span class="token function">set</span> <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
</code></pre>
<h3>4.2.6 slave节点配置</h3>
<pre><code class="prism language-powershell"><span class="token comment"># docker restart mysql-slave</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># mysql -h 192.168.255.157 -uroot -proot -P 3307</span>
Welcome to the MariaDB monitor<span class="token punctuation">.</span> Commands <span class="token keyword">end</span> with <span class="token punctuation">;</span> or \g<span class="token punctuation">.</span>
Your MySQL connection id is 2
Server version: 5<span class="token punctuation">.</span>7<span class="token punctuation">.</span>37 MySQL Community Server <span class="token punctuation">(</span>GPL<span class="token punctuation">)</span>
Copyright <span class="token punctuation">(</span>c<span class="token punctuation">)</span> 2000<span class="token punctuation">,</span> 2018<span class="token punctuation">,</span> Oracle<span class="token punctuation">,</span> MariaDB Corporation Ab and others<span class="token punctuation">.</span>
<span class="token function">Type</span> <span class="token string">'help;'</span> or <span class="token string">'\h'</span> <span class="token keyword">for</span> help<span class="token punctuation">.</span> <span class="token function">Type</span> <span class="token string">'\c'</span> to clear the current input statement<span class="token punctuation">.</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>>
</code></pre>
<pre><code class="prism language-powershell">MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> change master to master_host=<span class="token string">'mysql-master'</span><span class="token punctuation">,</span> master_user=<span class="token string">'backup'</span><span class="token punctuation">,</span> master_password=<span class="token string">'123456'</span><span class="token punctuation">,</span> master_log_file=<span class="token string">'mysql-bin.000001'</span><span class="token punctuation">,</span> master_log_pos=154<span class="token punctuation">,</span> master_port=3306<span class="token punctuation">;</span>
</code></pre>
<pre><code class="prism language-powershell">MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> <span class="token function">start</span> slave<span class="token punctuation">;</span>
</code></pre>
<pre><code class="prism language-powershell">MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> show slave status\G
<span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span> 1<span class="token punctuation">.</span> row <span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span><span class="token operator">*</span>
Slave_IO_State: Waiting <span class="token keyword">for</span> master to send event
Master_Host: mysql-master
Master_User: backup
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin<span class="token punctuation">.</span>000001
Read_Master_Log_Pos: 154
Relay_Log_File: e0872f94c377-relay-bin<span class="token punctuation">.</span>000002
Relay_Log_Pos: 320
Relay_Master_Log_File: mysql-bin<span class="token punctuation">.</span>000001
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB: mysql<span class="token punctuation">,</span>sys<span class="token punctuation">,</span>information_schema<span class="token punctuation">,</span>performance_schema
Replicate_Do_Table:
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 154
Relay_Log_Space: 534
Until_Condition: None
Until_Log_File:
Until_Log_Pos: 0
Master_SSL_Allowed: No
Master_SSL_CA_File:
Master_SSL_CA_Path:
Master_SSL_Cert:
Master_SSL_Cipher:
Master_SSL_Key:
Seconds_Behind_Master: 0
Master_SSL_Verify_Server_Cert: No
Last_IO_Errno: 0
Last_IO_Error:
Last_SQL_Errno: 0
Last_SQL_Error:
Replicate_Ignore_Server_Ids:
Master_Server_Id: 1
Master_UUID: 0130b415-8b21-11ec-8982-0242ac110002
Master_Info_File: <span class="token operator">/</span><span class="token keyword">var</span><span class="token operator">/</span>lib/mysql/master<span class="token punctuation">.</span>info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: Slave has read all relay log<span class="token punctuation">;</span> waiting <span class="token keyword">for</span> more updates
Master_Retry_Count: 86400
Master_Bind:
Last_IO_Error_Timestamp:
Last_SQL_Error_Timestamp:
Master_SSL_Crl:
Master_SSL_Crlpath:
Retrieved_Gtid_Set:
Executed_Gtid_Set:
Auto_Position: 0
Replicate_Rewrite_DB:
Channel_Name:
Master_TLS_Version:
1 row in <span class="token function">set</span> <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
</code></pre>
<h3>4.2.7 验证MySQL集群可用性</h3>
<pre><code class="prism language-powershell">在MySQL Master节点添加kubemsb_test数据库
<span class="token comment"># mysql -h 192.168.255.157 -uroot -proot -P3306</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> create database kubemsb_test<span class="token punctuation">;</span>
Query OK<span class="token punctuation">,</span> 1 row affected <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> show databases<span class="token punctuation">;</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> Database <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> information_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> kubemsb_test <span class="token punctuation">|</span> <span class="token punctuation">|</span>
<span class="token punctuation">|</span> mysql <span class="token punctuation">|</span>
<span class="token punctuation">|</span> performance_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> sys <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
6 rows in <span class="token function">set</span> <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
</code></pre>
<pre><code class="prism language-powershell">在MySQL Slave节点查看同步情况
<span class="token comment"># mysql -h 192.168.255.157 -uroot -proot -P3307</span>
MySQL <span class="token punctuation">[</span><span class="token punctuation">(</span>none<span class="token punctuation">)</span><span class="token punctuation">]</span>> show databases<span class="token punctuation">;</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> Database <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
<span class="token punctuation">|</span> information_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> kubemsb_test <span class="token punctuation">|</span>
<span class="token punctuation">|</span> mysql <span class="token punctuation">|</span>
<span class="token punctuation">|</span> performance_schema <span class="token punctuation">|</span>
<span class="token punctuation">|</span> sys <span class="token punctuation">|</span>
<span class="token operator">+</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">--</span><span class="token operator">+</span>
5 rows in <span class="token function">set</span> <span class="token punctuation">(</span>0<span class="token punctuation">.</span>00 sec<span class="token punctuation">)</span>
</code></pre>
<h1>五、使用Docker容器实现Oracle部署</h1>
<h2>5.1 获取参考资料</h2>
<p><a href="http://img.e-com-net.com/image/info8/c864506e6ba14af0a242bb0cc32dcd93.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/c864506e6ba14af0a242bb0cc32dcd93.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第14张图片" width="650" height="512" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/79318dfd2d7345459a431281a9108892.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/79318dfd2d7345459a431281a9108892.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第15张图片" width="650" height="295" style="border:1px solid black;"></a></p>
<h2>5.2 运行oracle容器</h2>
<pre><code class="prism language-powershell"><span class="token comment"># docker pull oracleinanutshell/oracle-xe-11g</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -h oracle --name oracle -d -p 49160:22 -p 49161:1521 -p 49162:8080 oracleinanutshell/oracle-xe-11g</span>
237db949020abf2cee12e3193fa8a34d9dfadaafd9d5604564668d4472abe0b2
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
237db949020a oracleinanutshell/oracle-xe-11g <span class="token string">"/bin/sh -c '/usr/sb…"</span> 7 seconds ago Up 4 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:49160->22/tcp<span class="token punctuation">,</span> :::49160->22/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:49161->1521/tcp<span class="token punctuation">,</span> :::49161->1521/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:49162->8080/tcp<span class="token punctuation">,</span> :::49162->8080/tcp oracle
</code></pre>
<pre><code class="prism language-powershell">说明：
49160 为ssh端口
49161 为sqlplus端口
49162 为oem端口
</code></pre>
<pre><code class="prism language-powershell">oracle数据库连接信息
port:49161
sid:xe
username:system
password:oracle
SYS用户密码为:oracle
</code></pre>
<h2>5.3 下载客户端连接工具</h2>
<p>下载链接地址：https://www.oracle.com/tools/downloads/sqldev-downloads.html<br> <a href="http://img.e-com-net.com/image/info8/800f6300dc62443786b0729be62a82ca.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/800f6300dc62443786b0729be62a82ca.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第16张图片" width="650" height="285" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/2acc91654a3c4e2d8ae0ca1c4ac76e85.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/2acc91654a3c4e2d8ae0ca1c4ac76e85.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第17张图片" width="118" height="122" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/60754255ad5f4135963ab62284f35944.png" target="_blank"><img src="http://img.e-com-net.com/image/info8/60754255ad5f4135963ab62284f35944.png" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第18张图片" width="718" height="583" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/8ca310faf27349fa92848c63882818a2.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/8ca310faf27349fa92848c63882818a2.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第19张图片" width="650" height="429" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/1821f93dea7c4482900ee743b791f123.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/1821f93dea7c4482900ee743b791f123.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第20张图片" width="650" height="352" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/de8e4849da8847eebff7550b85fbc481.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/de8e4849da8847eebff7550b85fbc481.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第21张图片" width="650" height="353" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/ab3bace4ba004a92ab2d7520217fdf5e.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/ab3bace4ba004a92ab2d7520217fdf5e.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第22张图片" width="650" height="353" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/859ddef102534f19bbf5e8cfb0f756e8.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/859ddef102534f19bbf5e8cfb0f756e8.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第23张图片" width="650" height="353" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/de36150165c54d74aa1c689de5c96dee.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/de36150165c54d74aa1c689de5c96dee.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第24张图片" width="650" height="418" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/26f2d710bbd1431f9e245f3135812027.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/26f2d710bbd1431f9e245f3135812027.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第25张图片" width="650" height="352" style="border:1px solid black;"></a></p>
<h1>六、使用Docker容器实现ElasticSearch+Kibana部署</h1>
<h2>6.1 获取参考资料</h2>
<h3>6.1.1 ES部署参考资料</h3>
<p><a href="http://img.e-com-net.com/image/info8/bf035d97f6134a9ab744f35ff06e84a1.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/bf035d97f6134a9ab744f35ff06e84a1.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第26张图片" width="579" height="605" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/cd0921bb7a1a46e29bea0fc6b943db4a.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/cd0921bb7a1a46e29bea0fc6b943db4a.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第27张图片" width="650" height="233" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/47d61bb50220454ba08824fb3c223c85.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/47d61bb50220454ba08824fb3c223c85.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第28张图片" width="650" height="293" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/2edfcd761794431d889630b5da85449a.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/2edfcd761794431d889630b5da85449a.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第29张图片" width="650" height="328" style="border:1px solid black;"></a></p>
<h3>6.1.2 Kibana部署参考资料</h3>
<p><a href="http://img.e-com-net.com/image/info8/4afc85700e82462cae05aea6d322be4f.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/4afc85700e82462cae05aea6d322be4f.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第30张图片" width="631" height="598" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/d6d92a060db8456d8e816935ee289d7c.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/d6d92a060db8456d8e816935ee289d7c.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第31张图片" width="650" height="238" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/05bf1883fb084e238da75a3d405f6846.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/05bf1883fb084e238da75a3d405f6846.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第32张图片" width="650" height="179" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/daafa4f34930418c8120087b357bc91b.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/daafa4f34930418c8120087b357bc91b.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第33张图片" width="650" height="351" style="border:1px solid black;"></a></p>
<h2>6.2 ES部署</h2>
<pre><code class="prism language-powershell"><span class="token comment"># docker pull elasticsearch:7.17.0</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># mkdir -p /opt/es/config</span>
<span class="token comment"># mkdir -p /opt/es/data</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># echo "http.host: 0.0.0.0" >> /opt/es/config/elasticsearch.yml</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># chmod -R 777 /opt/es/</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker run --name elasticsearch -p 9200:9200 -p 9300:9300 \</span>
<span class="token operator">-</span>e <span class="token string">"discovery.type=single-node"</span> \
<span class="token operator">-</span>e ES_JAVA_OPTS=<span class="token string">"-Xms64m -Xmx512m"</span> \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/es/config/elasticsearch<span class="token punctuation">.</span>yml:<span class="token operator">/</span>usr/share/elasticsearch/config/elasticsearch<span class="token punctuation">.</span>yml \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/es/<span class="token keyword">data</span>:<span class="token operator">/</span>usr/share/elasticsearch/<span class="token keyword">data</span> \
<span class="token operator">-</span>v <span class="token operator">/</span>opt/es/plugins:<span class="token operator">/</span>usr/share/elasticsearch/plugins \
<span class="token operator">-</span>d elasticsearch:7<span class="token punctuation">.</span>17<span class="token punctuation">.</span>0
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
e1c306e6e5a3 elasticsearch:7<span class="token punctuation">.</span>17<span class="token punctuation">.</span>0 <span class="token string">"/bin/tini -- /usr/l…"</span> 22 seconds ago Up 20 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:9200->9200/tcp<span class="token punctuation">,</span> :::9200->9200/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:9300->9300/tcp<span class="token punctuation">,</span> :::9300->9300/tcp elasticsearch
</code></pre>
<p><a href="http://img.e-com-net.com/image/info8/56650e953b2545a3a5d973ae85ce84ec.png" target="_blank"><img src="http://img.e-com-net.com/image/info8/56650e953b2545a3a5d973ae85ce84ec.png" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第34张图片" width="581" height="376" style="border:1px solid black;"></a></p>
<h2>6.3 Kibana部署</h2>
<pre><code class="prism language-powershell"><span class="token comment"># docker pull kibana:7.17.0</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker run --name kibana -e ELASTICSEARCH_HOSTS=http://192.168.255.157:9200 -p 5601:5601 \</span>
<span class="token operator">-</span>d kibana:7<span class="token punctuation">.</span>17<span class="token punctuation">.</span>0
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
fb60e73f9cd5 kibana:7<span class="token punctuation">.</span>17<span class="token punctuation">.</span>0 <span class="token string">"/bin/tini -- /usr/l…"</span> 2 minutes ago Up 2 minutes 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:5601->5601/tcp<span class="token punctuation">,</span> :::5601->5601/tcp kibana
</code></pre>
<p><a href="http://img.e-com-net.com/image/info8/746067e05f104f199d7d67cd710ef2ff.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/746067e05f104f199d7d67cd710ef2ff.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第35张图片" width="650" height="493" style="border:1px solid black;"></a></p>
<h1>七、使用Docker容器实现Redis部署</h1>
<h2>7.1 获取参考资料</h2>
<p><a href="http://img.e-com-net.com/image/info8/dfc8b4ee4abb4a5f9d3bade1b01cf85c.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/dfc8b4ee4abb4a5f9d3bade1b01cf85c.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第36张图片" width="650" height="512" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/3f9af5315ee240a9ba61a9d22ed82ca8.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/3f9af5315ee240a9ba61a9d22ed82ca8.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第37张图片" width="650" height="307" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/53d12db9604a42758663df8b4eb2970f.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/53d12db9604a42758663df8b4eb2970f.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第38张图片" width="650" height="374" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/7d7325f849db4dff91c8e28380c1cf56.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/7d7325f849db4dff91c8e28380c1cf56.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第39张图片" width="650" height="332" style="border:1px solid black;"></a></p>
<h2>7.2 运行Redis容器</h2>
<pre><code class="prism language-powershell"><span class="token comment"># mkdir -p /opt/redis/conf</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># touch /opt/redis/conf/redis.conf</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -p 6379:6379 --name redis -v /opt/redis/data:/data \</span>
<span class="token operator">-</span>v <span class="token operator">/</span>opt/redis/conf:<span class="token operator">/</span>etc/redis \
<span class="token operator">-</span>d redis redis-server <span class="token operator">/</span>etc/redis/redis<span class="token punctuation">.</span>conf
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
9bd2b39cd92a redis <span class="token string">"docker-entrypoint.s…"</span> 44 seconds ago Up 42 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:6379->6379/tcp<span class="token punctuation">,</span> :::6379->6379/tcp redis
</code></pre>
<h2>7.3 验证</h2>
<pre><code class="prism language-powershell"><span class="token comment"># wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># yum -y install redis</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># redis-cli -h 192.168.255.157 -p 6379</span>
192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:6379> <span class="token function">set</span> test1 a
OK
192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:6379> get test1
<span class="token string">"a"</span>
</code></pre>
<h2>7.4 Redis集群</h2>
<p>安装redis-cluster；3主3从方式，从为了同步备份，主进行slot数据分片</p>
<pre><code class="prism language-powershell">编辑运行多个redis容器脚本文件
<span class="token comment"># vim redis-cluster.sh</span>
<span class="token comment"># cat redis-cluster.sh</span>
<span class="token keyword">for</span> port in $<span class="token punctuation">(</span>seq 8001 8006<span class="token punctuation">)</span><span class="token punctuation">;</span> \
<span class="token keyword">do</span> \
mkdir <span class="token operator">-</span>p <span class="token operator">/</span>mydata/redis/node-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span><span class="token operator">/</span>conf
touch <span class="token operator">/</span>mydata/redis/node-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span><span class="token operator">/</span>conf/redis<span class="token punctuation">.</span>conf
<span class="token function">cat</span> << EOF ><span class="token operator">/</span>mydata/redis/node-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span><span class="token operator">/</span>conf/redis<span class="token punctuation">.</span>conf
port $<span class="token punctuation">{</span>port<span class="token punctuation">}</span>
cluster-enabled yes
cluster-config-file nodes<span class="token punctuation">.</span>conf
cluster-node-timeout 5000
cluster-announce-ip 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157
cluster-announce-port $<span class="token punctuation">{</span>port<span class="token punctuation">}</span>
cluster-announce-bus-port 1$<span class="token punctuation">{</span>port<span class="token punctuation">}</span>
appendonly yes
EOF
docker run <span class="token operator">-</span>p $<span class="token punctuation">{</span>port<span class="token punctuation">}</span>:$<span class="token punctuation">{</span>port<span class="token punctuation">}</span> <span class="token operator">-</span>p 1$<span class="token punctuation">{</span>port<span class="token punctuation">}</span>:1$<span class="token punctuation">{</span>port<span class="token punctuation">}</span> <span class="token operator">--</span>name redis-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span> \
<span class="token operator">-</span>v <span class="token operator">/</span>mydata/redis/node-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span><span class="token operator">/</span><span class="token keyword">data</span>:<span class="token operator">/</span><span class="token keyword">data</span> \
<span class="token operator">-</span>v <span class="token operator">/</span>mydata/redis/node-$<span class="token punctuation">{</span>port<span class="token punctuation">}</span><span class="token operator">/</span>conf/redis<span class="token punctuation">.</span>conf:<span class="token operator">/</span>etc/redis/redis<span class="token punctuation">.</span>conf \
<span class="token operator">-</span>d redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 redis-server <span class="token operator">/</span>etc/redis/redis<span class="token punctuation">.</span>conf<span class="token punctuation">;</span> \
done
</code></pre>
<pre><code class="prism language-powershell">执行脚本
<span class="token comment"># sh redis-cluster.sh</span>
</code></pre>
<pre><code class="prism language-powershell">查看已运行容器
<span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
8d53864a98ce redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> About a minute ago Up About a minute 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8006->8006/tcp<span class="token punctuation">,</span> :::8006->8006/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18006->18006/tcp<span class="token punctuation">,</span> :::18006->18006/tcp redis-8006
e2b5da0f0605 redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 2 minutes ago Up About a minute 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8005->8005/tcp<span class="token punctuation">,</span> :::8005->8005/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18005->18005/tcp<span class="token punctuation">,</span> :::18005->18005/tcp redis-8005
70e8e8f15aea redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 2 minutes ago Up 2 minutes 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8004->8004/tcp<span class="token punctuation">,</span> :::8004->8004/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18004->18004/tcp<span class="token punctuation">,</span> :::18004->18004/tcp redis-8004
dff8e4bf02b4 redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 2 minutes ago Up 2 minutes 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8003->8003/tcp<span class="token punctuation">,</span> :::8003->8003/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18003->18003/tcp<span class="token punctuation">,</span> :::18003->18003/tcp redis-8003
c34dc4c423ef redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 2 minutes ago Up 2 minutes 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8002->8002/tcp<span class="token punctuation">,</span> :::8002->8002/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18002->18002/tcp<span class="token punctuation">,</span> :::18002->18002/tcp redis-8002
b8cb5feffb43 redis:5<span class="token punctuation">.</span>0<span class="token punctuation">.</span>7 <span class="token string">"docker-entrypoint.s…"</span> 2 minutes ago Up 2 minutes 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:8001->8001/tcp<span class="token punctuation">,</span> :::8001->8001/tcp<span class="token punctuation">,</span> 6379/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:18001->18001/tcp<span class="token punctuation">,</span> :::18001->18001/tcp redis-8001
</code></pre>
<pre><code class="prism language-powershell">登录redis容器
<span class="token comment"># docker exec -it redis-8001 bash</span>
root@b8cb5feffb43:<span class="token operator">/</span><span class="token keyword">data</span><span class="token comment">#</span>
</code></pre>
<pre><code class="prism language-powershell">创建redis-cluster
root@b8cb5feffb43:<span class="token operator">/</span><span class="token keyword">data</span><span class="token comment"># redis-cli --cluster create 192.168.255.157:8001 192.168.255.157:8002 192.168.255.157:8003 192.168.255.157:8004 192.168.255.157:8005 192.168.255.157:8006 --cluster-replicas 1</span>
</code></pre>
<pre><code class="prism language-powershell">输出：
>>> Performing hash slots allocation on 6 nodes<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
Master<span class="token punctuation">[</span>0<span class="token punctuation">]</span> <span class="token operator">-</span>> Slots 0 <span class="token operator">-</span> 5460
Master<span class="token punctuation">[</span>1<span class="token punctuation">]</span> <span class="token operator">-</span>> Slots 5461 <span class="token operator">-</span> 10922
Master<span class="token punctuation">[</span>2<span class="token punctuation">]</span> <span class="token operator">-</span>> Slots 10923 <span class="token operator">-</span> 16383
Adding replica 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8005 to 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8001
Adding replica 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8006 to 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8002
Adding replica 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8004 to 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8003
>>> Trying to optimize slaves allocation <span class="token keyword">for</span> anti-affinity
<span class="token namespace">[WARNING]</span> Some slaves are in the same host as their master
M: abd07f1a2679fe77558bad3ff4b7ab70ec41efa5 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8001
slots:<span class="token punctuation">[</span>0-5460<span class="token punctuation">]</span> <span class="token punctuation">(</span>5461 slots<span class="token punctuation">)</span> master
M: 40e69202bb3eab13a8157c33da6240bb31f2fd6f 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8002
slots:<span class="token punctuation">[</span>5461-10922<span class="token punctuation">]</span> <span class="token punctuation">(</span>5462 slots<span class="token punctuation">)</span> master
M: 9a927abf3c2982ba9ffdb29176fc8ffa77a2cf03 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8003
slots:<span class="token punctuation">[</span>10923-16383<span class="token punctuation">]</span> <span class="token punctuation">(</span>5461 slots<span class="token punctuation">)</span> master
S: 81d0a4056328830a555fcd75cf523d4c9d52205c 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8004
replicates 9a927abf3c2982ba9ffdb29176fc8ffa77a2cf03
S: 8121a28519e5b52e4817913aa3969d9431bb68af 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8005
replicates abd07f1a2679fe77558bad3ff4b7ab70ec41efa5
S: 3a8dd5343c0b8f5580bc44f6b3bb5b4371d4dde5 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8006
replicates 40e69202bb3eab13a8157c33da6240bb31f2fd6f
Can I <span class="token function">set</span> the above configuration? <span class="token punctuation">(</span><span class="token function">type</span> <span class="token string">'yes'</span> to accept<span class="token punctuation">)</span>: yes 输入yes
>>> Nodes configuration updated
>>> Assign a different config epoch to each node
>>> Sending CLUSTER MEET messages to join the cluster
Waiting <span class="token keyword">for</span> the cluster to join
<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
>>> Performing Cluster Check <span class="token punctuation">(</span><span class="token keyword">using</span> node 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8001<span class="token punctuation">)</span>
M: abd07f1a2679fe77558bad3ff4b7ab70ec41efa5 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8001
slots:<span class="token punctuation">[</span>0-5460<span class="token punctuation">]</span> <span class="token punctuation">(</span>5461 slots<span class="token punctuation">)</span> master
1 additional replica<span class="token punctuation">(</span>s<span class="token punctuation">)</span>
S: 81d0a4056328830a555fcd75cf523d4c9d52205c 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8004
slots: <span class="token punctuation">(</span>0 slots<span class="token punctuation">)</span> slave
replicates 9a927abf3c2982ba9ffdb29176fc8ffa77a2cf03
M: 40e69202bb3eab13a8157c33da6240bb31f2fd6f 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8002
slots:<span class="token punctuation">[</span>5461-10922<span class="token punctuation">]</span> <span class="token punctuation">(</span>5462 slots<span class="token punctuation">)</span> master
1 additional replica<span class="token punctuation">(</span>s<span class="token punctuation">)</span>
S: 8121a28519e5b52e4817913aa3969d9431bb68af 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8005
slots: <span class="token punctuation">(</span>0 slots<span class="token punctuation">)</span> slave
replicates abd07f1a2679fe77558bad3ff4b7ab70ec41efa5
M: 9a927abf3c2982ba9ffdb29176fc8ffa77a2cf03 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8003
slots:<span class="token punctuation">[</span>10923-16383<span class="token punctuation">]</span> <span class="token punctuation">(</span>5461 slots<span class="token punctuation">)</span> master
1 additional replica<span class="token punctuation">(</span>s<span class="token punctuation">)</span>
S: 3a8dd5343c0b8f5580bc44f6b3bb5b4371d4dde5 192<span class="token punctuation">.</span>168<span class="token punctuation">.</span>255<span class="token punctuation">.</span>157:8006
slots: <span class="token punctuation">(</span>0 slots<span class="token punctuation">)</span> slave
replicates 40e69202bb3eab13a8157c33da6240bb31f2fd6f
<span class="token namespace">[OK]</span> All nodes agree about slots configuration<span class="token punctuation">.</span>
>>> Check <span class="token keyword">for</span> open slots<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
>>> Check slots coverage<span class="token punctuation">.</span><span class="token punctuation">.</span><span class="token punctuation">.</span>
<span class="token namespace">[OK]</span> All 16384 slots covered<span class="token punctuation">.</span>
</code></pre>
<h1>八、使用Docker容器实现RabbitMQ部署</h1>
<h2>8.1 获取参考资料</h2>
<p><a href="http://img.e-com-net.com/image/info8/22ac8d29eb7d46cb86e683091fabdb49.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/22ac8d29eb7d46cb86e683091fabdb49.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第40张图片" width="650" height="537" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/9c1b1d1193d44234a4ed5e444759ff40.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/9c1b1d1193d44234a4ed5e444759ff40.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第41张图片" width="650" height="279" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/07f6797937af4a03ab23e3f59a27411c.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/07f6797937af4a03ab23e3f59a27411c.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第42张图片" width="650" height="369" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/fe63e0010df146558a747f6ae67864eb.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/fe63e0010df146558a747f6ae67864eb.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第43张图片" width="650" height="355" style="border:1px solid black;"></a></p>
<h2>8.2 部署RabbitMQ</h2>
<blockquote>
<p>部署带管理控制台的RabbitMQ</p>
</blockquote>
<pre><code class="prism language-powershell"><span class="token comment"># docker run -d --name rabbitmq -p 5671:5671 -p 5672:5672 -p 4369:4369 -p 25672:25672 -p 15671:15671 -p 15672:15672 -v /opt/rabbitmq:/var/lib/rabbitmq rabbitmq:management</span>
</code></pre>
<pre><code class="prism language-powershell"><span class="token comment"># docker ps</span>
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
97d28093faa4 rabbitmq:management <span class="token string">"docker-entrypoint.s…"</span> 11 seconds ago Up 6 seconds 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:4369->4369/tcp<span class="token punctuation">,</span> :::4369->4369/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:5671-5672->5671-5672/tcp<span class="token punctuation">,</span> :::5671-5672->5671-5672/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:15671-15672->15671-15672/tcp<span class="token punctuation">,</span> :::15671-15672->15671-15672/tcp<span class="token punctuation">,</span> 0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0<span class="token punctuation">.</span>0:25672->25672/tcp<span class="token punctuation">,</span> :::25672->25672/tcp<span class="token punctuation">,</span> 15691-15692/tcp rabbitmq
</code></pre>
<pre><code class="prism language-powershell">端口说明：
4369<span class="token punctuation">,</span> 25672 <span class="token punctuation">(</span>Erlang发现&集群端口<span class="token punctuation">)</span>
5672<span class="token punctuation">,</span> 5671 <span class="token punctuation">(</span>AMQP端口<span class="token punctuation">)</span>
15672 <span class="token punctuation">(</span>web管理后台端口<span class="token punctuation">)</span>
61613<span class="token punctuation">,</span> 61614 <span class="token punctuation">(</span>STOMP协议端口<span class="token punctuation">)</span>
1883<span class="token punctuation">,</span> 8883 <span class="token punctuation">(</span>MQTT协议端口<span class="token punctuation">)</span>
</code></pre>
<p><a href="http://img.e-com-net.com/image/info8/3c5fb17b80b2400588b1d3493d7e9b83.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/3c5fb17b80b2400588b1d3493d7e9b83.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第44张图片" width="650" height="177" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/509cf6a8c64c4e31a617119cc26a09f1.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/509cf6a8c64c4e31a617119cc26a09f1.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第45张图片" width="650" height="198" style="border:1px solid black;"></a><br> <a href="http://img.e-com-net.com/image/info8/d9cd4f0d858a44e6b16fcf4c7f68c4e7.jpg" target="_blank"><img src="http://img.e-com-net.com/image/info8/d9cd4f0d858a44e6b16fcf4c7f68c4e7.jpg" alt="【云原生】第五篇--Docker容器化部署企业级应用集群_第46张图片" width="650" height="359" style="border:1px solid black;"></a></p>
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<span class="text-muted">码踏云端</span>
<a class="tag" taget="_blank" href="/search/springboot/1.htm">springboot</a><a class="tag" taget="_blank" href="/search/Elasticsearch/1.htm">Elasticsearch</a><a class="tag" taget="_blank" href="/search/spring/1.htm">spring</a><a class="tag" taget="_blank" href="/search/boot/1.htm">boot</a><a class="tag" taget="_blank" href="/search/elasticsearch/1.htm">elasticsearch</a><a class="tag" taget="_blank" href="/search/%E5%90%8E%E7%AB%AF/1.htm">后端</a><a class="tag" taget="_blank" href="/search/%E7%83%AD%E6%90%9C%E8%AF%8D/1.htm">热搜词</a><a class="tag" taget="_blank" href="/search/%E7%83%AD%E5%BA%A6%E8%AE%A1%E7%AE%97/1.htm">热度计算</a><a class="tag" taget="_blank" href="/search/java/1.htm">java</a>
<div>博主简介：历代文学网（PC端可以访问：https://literature.sinhy.com/#/literature?__c=1000，移动端可微信小程序搜索“历代文学”）总架构师，15年工作经验，精通Java编程，高并发设计，Springboot和微服务，熟悉Linux，ESXI虚拟化以及云原生Docker和K8s，热衷于探索科技的边界，并将理论知识转化为实际应用。保持对新技术的好奇心，乐于</div>
</li>
<li><a href="/article/1835259716809355264.htm"
title="小白 | 华为云docker设置镜像加速器" target="_blank">小白 | 华为云docker设置镜像加速器</a>
<span class="text-muted">伏一</span>
<a class="tag" taget="_blank" href="/search/%E5%B7%A5%E5%85%B7%E5%AE%89%E8%A3%85/1.htm">工具安装</a><a class="tag" taget="_blank" href="/search/%E5%8D%8E%E4%B8%BA%E4%BA%91/1.htm">华为云</a><a class="tag" taget="_blank" href="/search/docker/1.htm">docker</a><a class="tag" taget="_blank" href="/search/%E5%AE%B9%E5%99%A8/1.htm">容器</a>
<div>一、操作场景通过dockerpull命令下载镜像中心的公有镜像时，往往会因为网络原因而需要很长时间，甚至可能因超时而下载失败。为此，容器镜像服务提供了镜像下载加速功能，帮助您获得更快的下载体验。二、约束与限制构建镜像的客户端所安装的容器引擎（Docker）版本必须为1.11.2及以上。“华北-乌兰察布一”、“亚太-雅加达”、“拉美-墨西哥城一”、“拉美-墨西哥城二”和“拉美-圣保罗一”区域不支持该</div>
</li>
<li><a href="/article/1835245099416645632.htm"
title="docker改容器IP的两种方法" target="_blank">docker改容器IP的两种方法</a>
<span class="text-muted">redmond88</span>
<a class="tag" taget="_blank" href="/search/linux/1.htm">linux</a><a class="tag" taget="_blank" href="/search/docker/1.htm">docker</a><a class="tag" taget="_blank" href="/search/tcp%2Fip/1.htm">tcp/ip</a><a class="tag" taget="_blank" href="/search/%E5%AE%B9%E5%99%A8/1.htm">容器</a>
<div>最简单实用的方法：docker默认的内网网段为172.17.0.0/16，如果公司内网网段也是172.17.x.x的话，就会发生路由冲突。解决办法改路由比较办法，可以一开始就将docker配置的bip改成169.254.0.1/24，可以避免冲突。在daemon配置文件里加个"bip":“169.254.0.1/24”，重启docker就可以了1234[root@st-dev6~]#vim/etc</div>
</li>
<li><a href="/article/1835225687028494336.htm"
title="java获取applicationcontext,SpringBoot获取ApplicationContext的3种方式" target="_blank">java获取applicationcontext,SpringBoot获取ApplicationContext的3种方式</a>
<span class="text-muted">花儿街参考</span>
<div>ApplicationContext是什么？简单来说就是Spring中的容器，可以用来获取容器中的各种bean组件，注册监听事件，加载资源文件等功能。ApplicationContext获取的几种方式1直接使用Autowired注入@ComponentpublicclassBook1{@AutowiredprivateApplicationContextapplicationContext;pub</div>
</li>
<li><a href="/article/1835209173944594432.htm"
title="（k8s）Kubernetes 从0到1容器编排之旅" target="_blank">（k8s）Kubernetes 从0到1容器编排之旅</a>
<span class="text-muted">道不贱卖，法不轻传</span>
<a class="tag" taget="_blank" href="/search/kubernets/1.htm">kubernets</a><a class="tag" taget="_blank" href="/search/kubernetes/1.htm">kubernetes</a><a class="tag" taget="_blank" href="/search/%E5%AE%B9%E5%99%A8/1.htm">容器</a><a class="tag" taget="_blank" href="/search/%E4%BA%91%E5%8E%9F%E7%94%9F/1.htm">云原生</a>
<div>一、引言在当今数字化的浪潮中，Kubernetes如同一艘强大的航船，引领着容器化应用的部署与管理。它以其卓越的灵活性、可扩展性和可靠性，成为众多企业和开发者的首选。然而，要真正发挥Kubernetes的强大威力，仅仅掌握基本操作是远远不够的。本文将带你深入探索Kubernetes使用过程中的奇技妙法，为你开启一段优雅的容器编排之旅。二、高级资源管理之精妙艺术1.资源配额与限制：雕琢资源之美•Ku</div>
</li>
<li><a href="/article/1835201490998882304.htm"
title="SpringBoot 获取 ApplicationContext" target="_blank">SpringBoot 获取 ApplicationContext</a>
<span class="text-muted">loveLifeLoveCoding</span>
<a class="tag" taget="_blank" href="/search/springboot/1.htm">springboot</a><a class="tag" taget="_blank" href="/search/spring/1.htm">spring</a><a class="tag" taget="_blank" href="/search/boot/1.htm">boot</a><a class="tag" taget="_blank" href="/search/java/1.htm">java</a><a class="tag" taget="_blank" href="/search/spring/1.htm">spring</a>
<div>1.概念ApplicationContext是什么？简单来说就是Spring中的容器，可以用来获取容器中的各种bean组件，注册监听事件，加载资源文件等功能2.获取ApplicationContext的方式2.1.创建工具类通过此工具类，可以方便的获取bean组件,获取配置信息等importorg.springframework.beans.BeansException;importorg.spr</div>
</li>
<li><a href="/article/1835199093819928576.htm"
title="docker 安装、运行nginx shell脚本" target="_blank">docker 安装、运行nginx shell脚本</a>
<span class="text-muted">三希</span>
<a class="tag" taget="_blank" href="/search/docker/1.htm">docker</a><a class="tag" taget="_blank" href="/search/nginx/1.htm">nginx</a><a class="tag" taget="_blank" href="/search/%E5%AE%B9%E5%99%A8/1.htm">容器</a>
<div>以下是一个简单的用于安装和运行DockerNginx的shell脚本：bash#!/bin/bash#安装Docker（如果还未安装）#请根据实际情况调整安装命令#拉取Nginx镜像dockerpullnginx#运行Nginx容器dockerrun-d--namemynginx-p80:80nginx</div>
</li>
<li><a href="/article/1835189633021997056.htm"
title="docker项目切换（nginx）、重启shell 脚本" target="_blank">docker项目切换（nginx）、重启shell 脚本</a>
<span class="text-muted">懒惰的小蜗牛</span>
<a class="tag" taget="_blank" href="/search/docker/1.htm">docker</a><a class="tag" taget="_blank" href="/search/docker/1.htm">docker</a><a class="tag" taget="_blank" href="/search/nginx/1.htm">nginx</a><a class="tag" taget="_blank" href="/search/%E5%AE%B9%E5%99%A8/1.htm">容器</a>
<div>docker项目切换、重启脚本背景具体操作nginx配置配置文件1配置文件2编写nginx替换脚本(用来执行端口替换)编写启动脚本dockerfile文件正常编写给脚本授权执行./start脚本背景项目部署docker中，更新项目时，需要将原原来的容器停止，再启动新的容器，这样会有一个空窗期，导致不可用解决方案：映射不同的端口并启动新的容器，将nginx转发到新容器，停止旧容器具体操作说明ngin</div>
</li>
<li><a href="/article/25.htm"
title="Java实现的简单双向Map，支持重复Value" target="_blank">Java实现的简单双向Map，支持重复Value</a>
<span class="text-muted">superlxw1234</span>
<a class="tag" taget="_blank" href="/search/java/1.htm">java</a><a class="tag" taget="_blank" href="/search/%E5%8F%8C%E5%90%91map/1.htm">双向map</a>
<div>关键字：Java双向Map、DualHashBidiMap
有个需求，需要根据即时修改Map结构中的Value值，比如，将Map中所有value=V1的记录改成value=V2，key保持不变。
数据量比较大，遍历Map性能太差，这就需要根据Value先找到Key，然后去修改。
即：既要根据Key找Value，又要根据Value</div>
</li>
<li><a href="/article/152.htm"
title="PL/SQL触发器基础及例子" target="_blank">PL/SQL触发器基础及例子</a>
<span class="text-muted">百合不是茶</span>
<a class="tag" taget="_blank" href="/search/oracle%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm">oracle数据库</a><a class="tag" taget="_blank" href="/search/%E8%A7%A6%E5%8F%91%E5%99%A8/1.htm">触发器</a><a class="tag" taget="_blank" href="/search/PL%2FSQL%E7%BC%96%E7%A8%8B/1.htm">PL/SQL编程</a>
<div>
触发器的简介;
触发器的定义就是说某个条件成立的时候，触发器里面所定义的语句就会被自动的执行。因此触发器不需要人为的去调用，也不能调用。触发器和过程函数类似 过程函数必须要调用,
一个表中最多只能有12个触发器类型的,触发器和过程函数相似 触发器不需要调用直接执行,
触发时间：指明触发器何时执行，该值可取：
before：表示在数据库动作之前触发</div>
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<li><a href="/article/279.htm"
title="[时空与探索]穿越时空的一些问题" target="_blank">[时空与探索]穿越时空的一些问题</a>
<span class="text-muted">comsci</span>
<a class="tag" taget="_blank" href="/search/%E9%97%AE%E9%A2%98/1.htm">问题</a>
<div>
我们还没有进行过任何数学形式上的证明,仅仅是一个猜想.....
这个猜想就是; 任何有质量的物体(哪怕只有一微克)都不可能穿越时空,该物体强行穿越时空的时候,物体的质量会与时空粒子产生反应,物体会变成暗物质,也就是说,任何物体穿越时空会变成暗物质..(暗物质就我的理</div>
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<li><a href="/article/406.htm"
title="easy ui datagrid上移下移一行" target="_blank">easy ui datagrid上移下移一行</a>
<span class="text-muted">商人shang</span>
<a class="tag" taget="_blank" href="/search/js/1.htm">js</a><a class="tag" taget="_blank" href="/search/%E4%B8%8A%E7%A7%BB%E4%B8%8B%E7%A7%BB/1.htm">上移下移</a><a class="tag" taget="_blank" href="/search/easyui/1.htm">easyui</a><a class="tag" taget="_blank" href="/search/datagrid/1.htm">datagrid</a>
<div>/**
* 向上移动一行
*
* @param dg
* @param row
*/
function moveupRow(dg, row) {
var datagrid = $(dg);
var index = datagrid.datagrid("getRowIndex", row);
if (isFirstRow(dg, row)) {</div>
</li>
<li><a href="/article/533.htm"
title="Java反射" target="_blank">Java反射</a>
<span class="text-muted">oloz</span>
<a class="tag" taget="_blank" href="/search/%E5%8F%8D%E5%B0%84/1.htm">反射</a>
<div>本人菜鸟，今天恰好有时间，写写博客，总结复习一下java反射方面的知识，欢迎大家探讨交流学习指教
首先看看java中的Class
package demo;
public class ClassTest {
/*先了解java中的Class*/
public static void main(String[] args) {
//任何一个类都</div>
</li>
<li><a href="/article/660.htm"
title="springMVC 使用JSR-303 Validation验证" target="_blank">springMVC 使用JSR-303 Validation验证</a>
<span class="text-muted">杨白白</span>
<a class="tag" taget="_blank" href="/search/spring/1.htm">spring</a><a class="tag" taget="_blank" href="/search/mvc/1.htm">mvc</a>
<div>JSR-303是一个数据验证的规范，但是spring并没有对其进行实现，Hibernate Validator是实现了这一规范的，通过此这个实现来讲SpringMVC对JSR-303的支持。
JSR-303的校验是基于注解的，首先要把这些注解标记在需要验证的实体类的属性上或是其对应的get方法上。
登录需要验证类
public class Login {
@NotEmpty</div>
</li>
<li><a href="/article/787.htm"
title="log4j" target="_blank">log4j</a>
<span class="text-muted">香水浓</span>
<a class="tag" taget="_blank" href="/search/log4j/1.htm">log4j</a>
<div>
log4j.rootCategory=DEBUG, STDOUT, DAILYFILE, HTML, DATABASE
#log4j.rootCategory=DEBUG, STDOUT, DAILYFILE, ROLLINGFILE, HTML
#console
log4j.appender.STDOUT=org.apache.log4j.ConsoleAppender
log4</div>
</li>
<li><a href="/article/914.htm"
title="使用ajax和history.pushState无刷新改变页面URL" target="_blank">使用ajax和history.pushState无刷新改变页面URL</a>
<span class="text-muted">agevs</span>
<a class="tag" taget="_blank" href="/search/jquery/1.htm">jquery</a><a class="tag" taget="_blank" href="/search/%E6%A1%86%E6%9E%B6/1.htm">框架</a><a class="tag" taget="_blank" href="/search/Ajax/1.htm">Ajax</a><a class="tag" taget="_blank" href="/search/html5/1.htm">html5</a><a class="tag" taget="_blank" href="/search/chrome/1.htm">chrome</a>
<div>表现
如果你使用chrome或者firefox等浏览器访问本博客、github.com、plus.google.com等网站时，细心的你会发现页面之间的点击是通过ajax异步请求的，同时页面的URL发生了了改变。并且能够很好的支持浏览器前进和后退。
是什么有这么强大的功能呢？
HTML5里引用了新的API，history.pushState和history.replaceState，就是通过</div>
</li>
<li><a href="/article/1041.htm"
title="centos中文乱码" target="_blank">centos中文乱码</a>
<span class="text-muted">AILIKES</span>
<a class="tag" taget="_blank" href="/search/centos/1.htm">centos</a><a class="tag" taget="_blank" href="/search/OS/1.htm">OS</a><a class="tag" taget="_blank" href="/search/ssh/1.htm">ssh</a>
<div>一、CentOS系统访问 g.cn ，发现中文乱码。
于是用以前的方式：yum -y install fonts-chinese
CentOS系统安装后，还是不能显示中文字体。我使用 gedit 编辑源码，其中文注释也为乱码。
后来，终于找到以下方法可以解决，需要两个中文支持的包：
fonts-chinese-3.02-12.</div>
</li>
<li><a href="/article/1168.htm"
title="触发器" target="_blank">触发器</a>
<span class="text-muted">baalwolf</span>
<a class="tag" taget="_blank" href="/search/%E8%A7%A6%E5%8F%91%E5%99%A8/1.htm">触发器</a>
<div>触发器(trigger)：监视某种情况，并触发某种操作。
触发器创建语法四要素：1.监视地点(table) 2.监视事件(insert/update/delete) 3.触发时间(after/before) 4.触发事件(insert/update/delete)
语法：
create trigger triggerName
after/before </div>
</li>
<li><a href="/article/1295.htm"
title="JS正则表达式的i m g" target="_blank">JS正则表达式的i m g</a>
<span class="text-muted">bijian1013</span>
<a class="tag" taget="_blank" href="/search/JavaScript/1.htm">JavaScript</a><a class="tag" taget="_blank" href="/search/%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F/1.htm">正则表达式</a>
<div> g:表示全局（global)模式，即模式将被应用于所有字符串，而非在发现第一个匹配项时立即停止。 i:表示不区分大小写（case-insensitive）模式，即在确定匹配项时忽略模式与字符串的大小写。 m:表示</div>
</li>
<li><a href="/article/1422.htm"
title="HTML5模式和Hashbang模式" target="_blank">HTML5模式和Hashbang模式</a>
<span class="text-muted">bijian1013</span>
<a class="tag" taget="_blank" href="/search/JavaScript/1.htm">JavaScript</a><a class="tag" taget="_blank" href="/search/AngularJS/1.htm">AngularJS</a><a class="tag" taget="_blank" href="/search/Hashbang%E6%A8%A1%E5%BC%8F/1.htm">Hashbang模式</a><a class="tag" taget="_blank" href="/search/HTML5%E6%A8%A1%E5%BC%8F/1.htm">HTML5模式</a>
<div> 我们可以用$locationProvider来配置$location服务（可以采用注入的方式，就像AngularJS中其他所有东西一样）。这里provider的两个参数很有意思，介绍如下。
html5Mode
一个布尔值，标识$location服务是否运行在HTML5模式下。
ha</div>
</li>
<li><a href="/article/1549.htm"
title="[Maven学习笔记六]Maven生命周期" target="_blank">[Maven学习笔记六]Maven生命周期</a>
<span class="text-muted">bit1129</span>
<a class="tag" taget="_blank" href="/search/maven/1.htm">maven</a>
<div>从mvn test的输出开始说起
当我们在user-core中执行mvn test时，执行的输出如下：
/software/devsoftware/jdk1.7.0_55/bin/java -Dmaven.home=/software/devsoftware/apache-maven-3.2.1 -Dclassworlds.conf=/software/devs</div>
</li>
<li><a href="/article/1676.htm"
title="【Hadoop七】基于Yarn的Hadoop Map Reduce容错" target="_blank">【Hadoop七】基于Yarn的Hadoop Map Reduce容错</a>
<span class="text-muted">bit1129</span>
<a class="tag" taget="_blank" href="/search/hadoop/1.htm">hadoop</a>
<div>运行于Yarn的Map Reduce作业，可能发生失败的点包括
Task Failure
Application Master Failure
Node Manager Failure
Resource Manager Failure
1. Task Failure
任务执行过程中产生的异常和JVM的意外终止会汇报给Application Master。僵死的任务也会被A</div>
</li>
<li><a href="/article/1803.htm"
title="记一次数据推送的异常解决端口解决" target="_blank">记一次数据推送的异常解决端口解决</a>
<span class="text-muted">ronin47</span>
<a class="tag" taget="_blank" href="/search/%E8%AE%B0%E4%B8%80%E6%AC%A1%E6%95%B0%E6%8D%AE%E6%8E%A8%E9%80%81%E7%9A%84%E5%BC%82%E5%B8%B8%E8%A7%A3%E5%86%B3/1.htm">记一次数据推送的异常解决</a>
<div> 需求：从db获取数据然后推送到B
程序开发完成，上jboss,刚开始报了很多错，逐一解决，可最后显示连接不到数据库。机房的同事说可以ping 通。
自已画了个图，逐一排除，把linux 防火墙 和 setenforce 设置最低。
service iptables stop
</div>
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<li><a href="/article/1930.htm"
title="巧用视错觉-UI更有趣" target="_blank">巧用视错觉-UI更有趣</a>
<span class="text-muted">brotherlamp</span>
<a class="tag" taget="_blank" href="/search/UI/1.htm">UI</a><a class="tag" taget="_blank" href="/search/ui%E8%A7%86%E9%A2%91/1.htm">ui视频</a><a class="tag" taget="_blank" href="/search/ui%E6%95%99%E7%A8%8B/1.htm">ui教程</a><a class="tag" taget="_blank" href="/search/ui%E8%87%AA%E5%AD%A6/1.htm">ui自学</a><a class="tag" taget="_blank" href="/search/ui%E8%B5%84%E6%96%99/1.htm">ui资料</a>
<div>我们每个人在生活中都曾感受过视错觉（optical illusion）的魅力。
视错觉现象是双眼跟我们开的一个玩笑，而我们往往还心甘情愿地接受我们看到的假象。其实不止如此，视觉错现象的背后还有一个重要的科学原理——格式塔原理。
格式塔原理解释了人们如何以视觉方式感觉物体，以及图像的结构，视角，大小等要素是如何影响我们的视觉的。
在下面这篇文章中，我们首先会简单介绍一下格式塔原理中的基本概念，</div>
</li>
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title="线段树-poj1177-N个矩形求边长（离散化+扫描线）" target="_blank">线段树-poj1177-N个矩形求边长（离散化+扫描线）</a>
<span class="text-muted">bylijinnan</span>
<a class="tag" taget="_blank" href="/search/%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84/1.htm">数据结构</a><a class="tag" taget="_blank" href="/search/%E7%AE%97%E6%B3%95/1.htm">算法</a><a class="tag" taget="_blank" href="/search/%E7%BA%BF%E6%AE%B5%E6%A0%91/1.htm">线段树</a>
<div>package com.ljn.base;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Set;
import java.util.TreeSet;
/**
* POJ 1177 (线段树+离散化+扫描线)，题目链接为http://poj.org/problem?id=1177
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title="HTTP协议详解" target="_blank">HTTP协议详解</a>
<span class="text-muted">chicony</span>
<a class="tag" taget="_blank" href="/search/http%E5%8D%8F%E8%AE%AE/1.htm">http协议</a>
<div>引言 </div>
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<li><a href="/article/2311.htm"
title="Scala设计模式" target="_blank">Scala设计模式</a>
<span class="text-muted">chenchao051</span>
<a class="tag" taget="_blank" href="/search/%E8%AE%BE%E8%AE%A1%E6%A8%A1%E5%BC%8F/1.htm">设计模式</a><a class="tag" taget="_blank" href="/search/scala/1.htm">scala</a>
<div>Scala设计模式
我的话： 在国外网站上看到一篇文章，里面详细描述了很多设计模式，并且用Java及Scala两种语言描述，清晰的让我们看到各种常规的设计模式，在Scala中是如何在语言特性层面直接支持的。基于文章很nice，我利用今天的空闲时间将其翻译，希望大家能一起学习，讨论。翻译</div>
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<li><a href="/article/2438.htm"
title="安装mysql" target="_blank">安装mysql</a>
<span class="text-muted">daizj</span>
<a class="tag" taget="_blank" href="/search/mysql/1.htm">mysql</a><a class="tag" taget="_blank" href="/search/%E5%AE%89%E8%A3%85/1.htm">安装</a>
<div>安装mysql
(1)删除linux上已经安装的mysql相关库信息。rpm -e xxxxxxx --nodeps (强制删除)
执行命令rpm -qa |grep mysql 检查是否删除干净
(2)执行命令 rpm -i MySQL-server-5.5.31-2.el</div>
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title="HTTP状态码大全" target="_blank">HTTP状态码大全</a>
<span class="text-muted">dcj3sjt126com</span>
<a class="tag" taget="_blank" href="/search/http%E7%8A%B6%E6%80%81%E7%A0%81/1.htm">http状态码</a>
<div>完整的 HTTP 1.1规范说明书来自于RFC 2616，你可以在http://www.talentdigger.cn/home/link.php?url=d3d3LnJmYy1lZGl0b3Iub3JnLw%3D%3D在线查阅。HTTP 1.1的状态码被标记为新特性，因为许多浏览器只支持 HTTP 1.0。你应只把状态码发送给支持 HTTP 1.1的客户端，支持协议版本可以通过调用request</div>
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title="asihttprequest上传图片" target="_blank">asihttprequest上传图片</a>
<span class="text-muted">dcj3sjt126com</span>
<a class="tag" taget="_blank" href="/search/ASIHTTPRequest/1.htm">ASIHTTPRequest</a>
<div>NSURL *url =@"yourURL";
ASIFormDataRequest*currentRequest =[ASIFormDataRequest requestWithURL:url];
[currentRequest setPostFormat:ASIMultipartFormDataPostFormat];[currentRequest se</div>
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title="C语言中，关键字static的作用" target="_blank">C语言中，关键字static的作用</a>
<span class="text-muted">e200702084</span>
<a class="tag" taget="_blank" href="/search/C%2B%2B/1.htm">C++</a><a class="tag" taget="_blank" href="/search/c/1.htm">c</a><a class="tag" taget="_blank" href="/search/C%23/1.htm">C#</a>
<div>在C语言中，关键字static有三个明显的作用：
1)在函数体，局部的static变量。生存期为程序的整个生命周期，（它存活多长时间）；作用域却在函数体内（它在什么地方能被访问（空间））。
一个被声明为静态的变量在这一函数被调用过程中维持其值不变。因为它分配在静态存储区，函数调用结束后并不释放单元，但是在其它的作用域的无法访问。当再次调用这个函数时，这个局部的静态变量还存活，而且用在它的访</div>
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<li><a href="/article/2946.htm"
title="win7/8使用curl" target="_blank">win7/8使用curl</a>
<span class="text-muted">geeksun</span>
<a class="tag" taget="_blank" href="/search/win7/1.htm">win7</a>
<div>1. WIN7/8下要使用curl，需要下载curl-7.20.0-win64-ssl-sspi.zip和Win64OpenSSL_Light-1_0_2d.exe。 下载地址：
http://curl.haxx.se/download.html 请选择不带SSL的版本，否则还需要安装SSL的支持包 2. 可以给Windows增加c</div>
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<li><a href="/article/3073.htm"
title="Creating a Shared Repository; Users Sharing The Repository" target="_blank">Creating a Shared Repository; Users Sharing The Repository</a>
<span class="text-muted">hongtoushizi</span>
<a class="tag" taget="_blank" href="/search/git/1.htm">git</a>
<div>转载自：
http://www.gitguys.com/topics/creating-a-shared-repository-users-sharing-the-repository/ Commands discussed in this section:
git init –bare
git clone
git remote
git pull
git p</div>
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<li><a href="/article/3200.htm"
title="Java实现字符串反转的8种或9种方法" target="_blank">Java实现字符串反转的8种或9种方法</a>
<span class="text-muted">Josh_Persistence</span>
<a class="tag" taget="_blank" href="/search/%E5%BC%82%E6%88%96%E5%8F%8D%E8%BD%AC/1.htm">异或反转</a><a class="tag" taget="_blank" href="/search/%E9%80%92%E5%BD%92%E5%8F%8D%E8%BD%AC/1.htm">递归反转</a><a class="tag" taget="_blank" href="/search/%E4%BA%8C%E5%88%86%E4%BA%A4%E6%8D%A2%E5%8F%8D%E8%BD%AC/1.htm">二分交换反转</a><a class="tag" taget="_blank" href="/search/java%E5%AD%97%E7%AC%A6%E4%B8%B2%E5%8F%8D%E8%BD%AC/1.htm">java字符串反转</a><a class="tag" taget="_blank" href="/search/%E6%A0%88%E5%8F%8D%E8%BD%AC/1.htm">栈反转</a>
<div>注：对于第7种使用异或的方式来实现字符串的反转，如果不太看得明白的，可以参照另一篇博客：
http://josh-persistence.iteye.com/blog/2205768
/**
*
*/
package com.wsheng.aggregator.algorithm.string;
import java.util.Stack;
/**
</div>
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<li><a href="/article/3327.htm"
title="代码实现任意容量倒水问题" target="_blank">代码实现任意容量倒水问题</a>
<span class="text-muted">home198979</span>
<a class="tag" taget="_blank" href="/search/PHP/1.htm">PHP</a><a class="tag" taget="_blank" href="/search/%E7%AE%97%E6%B3%95/1.htm">算法</a><a class="tag" taget="_blank" href="/search/%E5%80%92%E6%B0%B4/1.htm">倒水</a>
<div>形象化设计模式实战 HELLO!架构 redis命令源码解析
倒水问题：有两个杯子，一个A升，一个B升，水有无限多，现要求利用这两杯子装C</div>
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<li><a href="/article/3454.htm"
title="Druid datasource" target="_blank">Druid datasource</a>
<span class="text-muted">zhb8015</span>
<a class="tag" taget="_blank" href="/search/druid/1.htm">druid</a>
<div>推荐大家使用数据库连接池 DruidDataSource. http://code.alibabatech.com/wiki/display/Druid/DruidDataSource DruidDataSource经过阿里巴巴数百个应用一年多生产环境运行验证，稳定可靠。 它最重要的特点是：监控、扩展和性能。 下载和Maven配置看这里： http</div>
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<li><a href="/article/3581.htm"
title="两种启动监听器ApplicationListener和ServletContextListener" target="_blank">两种启动监听器ApplicationListener和ServletContextListener</a>
<span class="text-muted">spjich</span>
<a class="tag" taget="_blank" href="/search/java/1.htm">java</a><a class="tag" taget="_blank" href="/search/spring/1.htm">spring</a><a class="tag" taget="_blank" href="/search/%E6%A1%86%E6%9E%B6/1.htm">框架</a>
<div>引言:有时候需要在项目初始化的时候进行一系列工作，比如初始化一个线程池，初始化配置文件，初始化缓存等等，这时候就需要用到启动监听器，下面分别介绍一下两种常用的项目启动监听器
ServletContextListener
特点: 依赖于sevlet容器，需要配置web.xml
使用方法:
public class StartListener implements </div>
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<li><a href="/article/3708.htm"
title="JavaScript Rounding Methods of the Math object" target="_blank">JavaScript Rounding Methods of the Math object</a>
<span class="text-muted">何不笑</span>
<a class="tag" taget="_blank" href="/search/JavaScript/1.htm">JavaScript</a><a class="tag" taget="_blank" href="/search/Math/1.htm">Math</a>
<div> The next group of methods has to do with rounding decimal values into integers. Three methods — Math.ceil(), Math.floor(), and Math.round() — handle rounding in differen</div>
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