SpringBoot中maven项目打成war包部署在linux服务器上的方法

 <!--移除内置的tomcat容器-->
  <dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
    <exclusions>
      <exclusion>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-tomcat</artifactId>
      </exclusion>
    </exclusions>
  </dependency>


    <!--因配置外部TOMCAT 而配置-->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-tomcat</artifactId>
      <scope>provided</scope>
    </dependency>

<!--servlet API依赖-->
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>javax.servlet-api</artifactId>
      <scope>provided</scope>
    </dependency>

<packaging>war</packaging>

 <build>
    <!--修改打包后项目名称-->
    <finalName>ROOT</finalName>
 </build>

@SpringBootApplication(exclude = WebAutoConfiguration.class)
public class GunsApplication extends SpringBootServletInitializer {

  private final static Logger logger = LoggerFactory.getLogger(GunsApplication.class);

  @Override
  protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
    // 注意这里要指向原先用main方法执行的Application启动类
    return builder.sources(GunsApplication.class);
  }

  public static void main(String[] args) {
    SpringApplication.run(GunsApplication.class, args);
    logger.info("GunsApplication is success!");
  }
}

public class GunsServletInitializer extends SpringBootServletInitializer {

  @Override
  protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
    return builder.sources(GunsApplication.class);
  }
}