springboot specifies the configuration file to start the project

1. Spring boot under ide

• The springboot project has the following configuration files
  

• There is a main configuration file application.yml, specify the actual configuration file in the main configuration file

  # 公共配置
  server:
    port: 8080
    servlet:
      context-path: /
  
  # 设置指定配置文件生效, 指定application-dev.yml的配置文件生效
  spring:
    profiles:
      active: dev
  

• @SpringBootApplicationStart directly under the main method of the annotation

2. Under the configuration of (1), use the command to start

• Need to ensure that the project has been packaged into a jar package: springboot-demo.jar
• Use java -jarstartup to start based on the configuration file under (1)

  java -jar springboot-demo.jar
  

3. Under the configuration of (1), start the project by specifying other configuration files in the project

• Need to ensure that the project has been packaged into a jar package: springboot-demo.jar
• application-pro.ymlStart the project by specifying other configuration files in the project
  • Sometimes the start command will fail

    java -jar springboot-demo.jar --spring.profiles.active=test
    

  • Another start command (when the previous start command is invalid, use the following, or just use this)

    java -jar -Dspring.profiles.active=test springboot-demo.jar
    

4. Start the springboot project based on (3) on the Linux server

• Direct start

   java -jar -Dspring.profiles.active=test springboot-demo.jar
  

• Does not display the start of log printing

  nohup  java -jar -Dspring.profiles.active=test springboot-demo.jar &
  

  Note
  nohup Command: Run the command without hanging up.
  nohupIt will result in the execution log output to the current folder the followingnohup.outfile

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Reference source

Springboot specifies the configuration file to
start the springboot project in the background under linux