Docker學習 -- 使用Docker 的Dockerfile構建tomcat容器,在線部署web項目

一、.使用ieda 創建一個webapp 工程 如下圖:


二、加入spring mvc 等一下依賴包,配置等,如下:

1. 工程結構如下:


2. pom.xml 文件完整如 

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>com.harris.app</groupId>
  <artifactId>tomcatci</artifactId>
  <packaging>war</packaging>
  <version>1.0-SNAPSHOT</version>
  <name>tomcatci Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <properties>
    <!-- spring版本號 -->
    <spring.version>4.0.2.RELEASE</spring.version>
  </properties>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <!-- 表示開發的時候引入,發佈的時候不會加載此包 -->
      <scope>test</scope>
    </dependency>
    <!-- spring核心包 -->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-core</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-web</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-oxm</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-tx</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context-support</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-test</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <!-- 導入java ee jar -->
    <dependency>
      <groupId>javax</groupId>
      <artifactId>javaee-api</artifactId>
      <version>7.0</version>
    </dependency>
    <!-- JSTL標籤類 -->
    <dependency>
      <groupId>jstl</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>
    <!-- 映入JSON -->
    <dependency>
      <groupId>org.codehaus.jackson</groupId>
      <artifactId>jackson-mapper-asl</artifactId>
      <version>1.9.13</version>
    </dependency>
    <!-- 上傳組件包 -->
    <dependency>
      <groupId>commons-fileupload</groupId>
      <artifactId>commons-fileupload</artifactId>
      <version>1.3.1</version>
    </dependency>
    <dependency>
      <groupId>commons-io</groupId>
      <artifactId>commons-io</artifactId>
      <version>2.4</version>
    </dependency>
    <dependency>
      <groupId>commons-codec</groupId>
      <artifactId>commons-codec</artifactId>
      <version>1.9</version>
    </dependency>
  </dependencies>
  <build>
    <finalName>${project.artifactId}</finalName>


    <resources>
      <resource>
        <directory>src/main/java</directory>
        <includes>
          <include>**/*.properties</include>
          <include>**/*.xml</include>
        </includes>
        <!-- 是否替換資源中的屬性-->
        <filtering>false</filtering>
      </resource>
      <resource>
        <directory>src/main/resources</directory>
      </resource>
    </resources>
    <plugins>
      <plugin>
        <groupId>org.apache.tomcat.maven</groupId>
        <artifactId>tomcat7-maven-plugin</artifactId>
        <version>2.2</version>
        <configuration>
          <url>http://10.11.3.135:8080/manager/text</url>
          <server>tomcat7</server>
          <path>/${project.artifactId}</path>
          <update>true</update>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>

以上需要注意是在加入的maven 的插件處的url 地址ip爲虛機的ip,server處的tomcat7要與下面在maven中配置的server要一樣

3. spring-mvc.xml完整文件如下:

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
   xmlns:context="http://www.springframework.org/schema/context"
   xmlns:mvc="http://www.springframework.org/schema/mvc"
   xsi:schemaLocation="http://www.springframework.org/schema/beans  
                            http://www.springframework.org/schema/beans/spring-beans-3.1.xsd  
                            http://www.springframework.org/schema/context  
                            http://www.springframework.org/schema/context/spring-context-3.1.xsd  
                            http://www.springframework.org/schema/mvc  
                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">

   <!--避免IE執行AJAX時,返回JSON出現下載文件 -->
   <bean id="mappingJacksonHttpMessageConverter"
      class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
      <property name="supportedMediaTypes">
         <list>
            <value>text/html;charset=UTF-8</value>
         </list>
      </property>
   </bean>

   <!-- 啓動SpringMVC的註解功能,完成請求和註解POJO的映射 -->
   <bean
      class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
      <property name="messageConverters">
         <list>
            <!-- JSON轉換器 -->
            <ref bean="mappingJacksonHttpMessageConverter" />
         </list>
      </property>
   </bean>

   <!-- 對靜態資源的訪問 -->
   <!-- <mvc:resources mapping="/js/**" location="/js/" /><mvc:resources mapping="/css/**" 
      location="/css/" /> -->

   <!-- 自動掃描該包,使SpringMVC認爲包下用了@controller註解的類是控制器 -->
   <context:component-scan base-package="com.harris.app.controller" />

   <!-- 添加註解驅動 -->
   <mvc:annotation-driven enable-matrix-variables="true" />
   <!-- 允許對靜態資源文件的訪問 -->

   <mvc:default-servlet-handler />

   <!-- 定義跳轉的文件的前後綴 ,視圖模式配置 -->
   <bean
      class="org.springframework.web.servlet.view.InternalResourceViewResolver">
      <!-- 這裏的配置我的理解是自動給後面action的方法return的字符串加上前綴和後綴,變成一個 可用的url地址 -->
      <property name="prefix" value="/WEB-INF/jsp/" />
      <property name="suffix" value=".jsp" />
   </bean>

   <!-- 配置文件上傳,如果沒有使用文件上傳可以不用配置,當然如果不配,那麼配置文件中也不必引入上傳組件包 -->
   <bean id="multipartResolver"
      class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
      <!-- 默認編碼 -->
      <property name="defaultEncoding" value="utf-8" />
      <!-- 文件大小最大值 -->
      <property name="maxUploadSize" value="10485760000" />
      <!-- 內存中的最大值 -->
      <property name="maxInMemorySize" value="40960" />
   </bean>
</beans>
4.spring-mybatis.xml 完整文件如下:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xmlns:context="http://www.springframework.org/schema/context"
   xsi:schemaLocation="http://www.springframework.org/schema/beans
                            http://www.springframework.org/schema/beans/spring-beans-3.1.xsd  
                            http://www.springframework.org/schema/context  
                            http://www.springframework.org/schema/context/spring-context-3.1.xsd">
   <!-- 自動掃描 -->
   <context:component-scan base-package="com.harris" />
</beans>

5.web.xml 完整文件如下:

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns="http://java.sun.com/xml/ns/javaee"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
         version="3.0">
  <!-- Springmybatis的配置文件 -->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:spring-mybatis.xml</param-value>
  </context-param>

  <!-- 編碼過濾器 -->
  <filter>
    <filter-name>encodingFilter</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <async-supported>true</async-supported>
    <init-param>
      <param-name>encoding</param-name>
      <param-value>UTF-8</param-value>
    </init-param>
  </filter>
  <filter-mapping>
    <filter-name>encodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

  <!-- Spring監聽器 -->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

  <!-- 防止Spring內存溢出監聽器 -->
  <listener>
    <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
  </listener>

  <!-- Spring MVC servlet -->
  <servlet>
    <servlet-name>SpringMVC</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:spring-mvc.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
    <async-supported>true</async-supported>
  </servlet>
  <servlet-mapping>
    <servlet-name>SpringMVC</servlet-name>
    <!-- 此處可以可以配置成*.do,對應struts的後綴習慣 -->
    <url-pattern>/</url-pattern>
  </servlet-mapping>

  <welcome-file-list>
    <welcome-file>/index.html</welcome-file>
    <welcome-file>/index.jsp</welcome-file>
  </welcome-file-list>
</web-app>

6.HelloController.java 完整文件如下:

package com.harris.app.controller;


import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Map;

@Controller
public class HelloController {

   private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

   @RequestMapping("/hello")
   public String toIndex(HttpServletRequest request, Model model) {
      String name = request.getParameter("name");
      model.addAttribute("name", name);
      model.addAttribute("time", sdf.format(new Date()));
      Map<String, String> map = System.getenv();
      model.addAttribute("serviceSource", map.get("TOMCAT_SERVER_ID"));
      return "hello";
   }
}

7. hello.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
   pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<META HTTP-EQUIV="Pragma" CONTENT="no-cache">
<META HTTP-EQUIV="Cache-Control" CONTENT="no-cache">
<META HTTP-EQUIV="Expires" CONTENT="0">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Hello</title>
<style>
.importentspan{
    color:#00F;
}
</style>
</head>
<body>您好${name},這是來自<span class="importentspan">${serviceSource}</span>的問候!${time}
</body>
</html>

三、 設置maven ,在你的maven安裝目錄conf中的settings.xml中,在servers中加入以下內容

<server>
       <id>tomcat7</id>
       <username>harris</username>
       <password>123456</password>
     </server>

四、先來到你的虛擬機中,先下載一個包含了jdk8的tomcat7.077鏡像

docker pull tomcat:7.0.77-jre8 

2. 從其它的tomcat安裝文件中複製兩個文件到一個目錄下,我這爲 /cloud/tomcatci ,兩個文件爲server.xml, tomcat-user.xml

 

3.修改server.xml 

 

此處加入URIEncoding="UTF-8",保存

4. 修改tomcat-user.xml,加入用戶和角色


這裏的username 和password和你maven中加入的server 中的一樣,保存

5.這裏開始製作tomcat鏡像,先創建一個Dockerfile文件,內容如下:

#基礎鏡像
FROM tomcat:7.0.77-jre8

#作者
MAINTAINER test  

#定義工作目錄
ENV WORK_PATH /usr/local/tomcat/conf

#定義要替換的文件名
ENV USER_CONF_FILE_NAME tomcat-users.xml

#定義要替換的server.xml文件名
ENV SERVER_CONF_FILE_NAME server.xml

#刪除原文件tomcat-users.xml
RUN rm $WORK_PATH/$USER_CONF_FILE_NAME

#複製文件tomcat-users.xml
COPY  ./$USER_CONF_FILE_NAME $WORK_PATH/

#刪除原文件server.xml
RUN rm $WORK_PATH/$SERVER_CONF_FILE_NAME

#複製文件server.xml
COPY  ./$SERVER_CONF_FILE_NAME $WORK_PATH/

6. cd 到/cloud/tomcatci目錄下 ,一共有三個文件 Dockerfile,server.xml,tomcat-user.xml,執行以下命令,構建鏡像:

docker build -t tomcatci .

7. 啓動一個tomcat實例

docker run --name=tomcat001 -p 8080:8080 -e TOMCAT_SERVER_ID=tomcat_server_001 -idt tomcatci

啓動完後,可以在瀏覽中訪問http://10.11.3.135:8080 ,就可以看到tomcat的界面


8.發佈工程到tomcat中,打開命令行界面,切換到你工程目錄,執行maven的構建命令,前題你得將maven加入到系統環境變量中

mvn clean package -U -Dmaven.test.skip=true tomcat7:redeploy

看到打包成包後 ,進入到你tomcat中的Manager App 中就會看你的工程名稱


再次訪問http://10.11.3.135:8080/tomcatci/hello?name=test,就會看到以下界面:


可以再次修改工程內容,再次構建部署查看變化

參考引用:

http://blog.csdn.net/boling_cavalry/article/details/70184605

 
發佈了92 篇原創文章 · 獲贊 37 · 訪問量 24萬+
發表評論
所有評論
還沒有人評論,想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.
相關文章