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ÔÚÏÖ´úÈí¼þ¿ª·¢ÖÐ £¬Ò»Á¬¼¯³ÉºÍÒ»Á¬°²ÅÅ£¨CI/CD£©ÒѳÉΪÐí¶àÍŶӿª·¢Á÷³ÌÖбز»¿ÉÉÙµÄÒ»²¿·Ö¡£ËüÃÇ¿ÉÒÔ×ÊÖú¿ª·¢Ö°Ô±¿ìËÙ¡¢¸ßЧµØ¹¹½¨¡¢²âÊԺͰ²ÅÅ´úÂë¡£±¾ÎĽ«ÏÈÈÝÔõÑùÔÚLinuxϵͳÉÏÉèÖÃÒ»Á¬¼¯³ÉºÍÒ»Á¬°²ÅÅ £¬²¢ÌṩһЩ´úÂëʾÀý £¬ÒÔ×ÊÖú¶ÁÕ߸üºÃµØÃ÷È·¡£

×°ÖÃÐëÒªµÄ¹¤¾ßºÍÒÀÀµÏî

Ê×ÏÈ £¬ÔÚLinuxϵͳÉÏ×°ÖÃÐëÒªµÄ¹¤¾ßºÍÒÀÀµÏîÊÇÉèÖÃCI/CDÁ÷³ÌµÄµÚÒ»²½¡£ÆäÖÐ £¬×î³£¼ûµÄ¹¤¾ßÊÇGit¡¢DockerºÍJenkins¡£ÒÔÏÂÊÇÔÚUbuntuϵͳÉÏ×°ÖÃÕâЩ¹¤¾ßµÄʾÀýÏÂÁ

# ×°ÖÃGit
sudo apt update
sudo apt install git

# ×°ÖÃDocker
curl -fsSL https://get.docker.com -o get-docker.sh
sudo sh get-docker.sh

# ×°ÖÃJenkins
wget -q -O - https://pkg.jenkins.io/debian/jenkins.io.key | sudo apt-key add -
sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt update
sudo apt install jenkins

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½¨ÉèÒ»¸öGithub¿ÍÕ»

½ÓÏÂÀ´ £¬ÎÒÃÇÐèÒªÔÚGithubÉϽ¨ÉèÒ»¸ö¿ÍÕ»À´´æ´¢ÎÒÃǵĴúÂë¡£¼ÙÉèÎÒÃǵĴúÂë¿ÍÕ»ÃûΪmy-project¡£ÔÚGithubÉϽ¨ÉèÒ»¸öеĿÍÕ» £¬²¢½«Æä¿Ë¡µ½ÍâµØ£º

git clone https://github.com/your-username/my-project.git

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±àдºÍ²âÊÔ´úÂë

ÔÚ¿Ë¡µÄÍâµØ¿ÍÕ»ÖÐ £¬±àдºÍ²âÊÔÄãµÄ´úÂë¡£ÔÚÕâ¸öÀý×ÓÖÐ £¬ÎÒÃÇʹÓÃÒ»¸ö¼òÆÓµÄPython³ÌÐòÀ´ÑÝʾ£º

# app.py
def hello_world():
    return "Hello, World!"

print(hello_world())

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# ÔËÐвâÊÔ
python app.py

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½¨ÉèDocker¾µÏñ

ÏÂÒ»²½Êǽ¨ÉèÒ»¸öDocker¾µÏñ £¬ÒԱ㽫ӦÓóÌÐòÈÝÆ÷»¯²¢ÇáËɵØÔÚ²î±ðÇéÐÎÖа²ÅÅ¡£ÔÚ´úÂë¿ÍÕ»Öн¨ÉèÒ»¸öÃûΪDockerfileµÄÎļþ £¬²¢Ìí¼ÓÒÔÏÂÄÚÈÝ£º

# »ùÓÚPythonµÄDocker¾µÏñ
FROM python:3.8

# ¸´ÖÆ´úÂëµ½ÈÝÆ÷ÖÐ
COPY app.py /app/app.py

# ÉèÖÃÊÂÇéĿ¼
WORKDIR /app

# ×°ÖÃÒÀÀµÏî
RUN pip install flask

# ̻¶¶Ë¿Ú
EXPOSE 5000

# ÔËÐÐÓ¦ÓóÌÐò
CMD [ "python", "app.py" ]

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È»ºó £¬Ê¹ÓÃÒÔÏÂÏÂÁî¹¹½¨²¢ÔËÐÐDocker¾µÏñ£º

# ¹¹½¨Docker¾µÏñ
docker build -t my-app .

# ÔËÐÐDockerÈÝÆ÷
docker run -p 5000:5000 my-app

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ÉèÖÃJenkins

ÏÖÔÚÎÒÃÇÒѾ­ÓÐÁËÒ»¸ö¿ÉÓõÄDockerÈÝÆ÷ £¬ÎÒÃÇÐèÒªÉèÖÃJenkinsÀ´×Ô¶¯¹¹½¨¡¢²âÊԺͰ²ÅÅÎÒÃǵĴúÂë¡£·­¿ªÄãµÄä¯ÀÀÆ÷ £¬²¢»á¼ûhttp://localhost:8080À´·­¿ªJenkinsµÄÖÎÀí½çÃ档ƾ֤ÆÁÄ»ÉϵÄָʾÍê³É³õʼÉèÖá£

½ÓÏÂÀ´ £¬ÎÒÃÇÐèҪװÖÃһЩJenkins²å¼þ £¬ÒÔÖ§³ÖDockerºÍGit¼¯³É¡£ÔÚJenkinsµÄÖÎÀí½çÃæÉÏ £¬µã»÷¡°²å¼þÖÎÀí¡± £¬È»ºóÑ¡Ôñ¡°¿ÉÑ¡²å¼þ¡±¡£ËÑË÷²¢×°ÖÃÒÔϲå¼þ£º

Git Plugin

Docker Plugin

Pipeline Plugin

½¨ÉèJenkins Pipeline

ÔÚJenkinsÖÎÀí½çÃæµÄÖ÷Ò³ÉÏ £¬µã»÷¡°Ð½¨Ê¹Ãü¡±À´½¨ÉèÒ»¸öеÄJenkins Pipeline¡£Ñ¡Ôñ¡°Á÷Ë®Ïß¡±ÏîÄ¿ £¬²¢¸ø¶¨Ò»¸öÃû³Æ £¬ÀýÈçmy-pipeline¡£ÔÚ¡°Á÷Ë®Ïß¡±Ñ¡ÏÖÐ £¬Ñ¡Ôñ¡°Pipeline script from SCM¡± £¬²¢ÌîдÒÔÏÂÐÅÏ¢£º

SCM£ºGit

Repository URL£ºhttps://github.com/your-username/my-project.git

Script Path£ºJenkinsfile

½¨ÉèÒ»¸öÃûΪJenkinsfileµÄÎļþ £¬²¢Ìí¼ÓÒÔÏÂÄÚÈÝ£º

pipeline {
    agent any

    stages {
        stage('Build') {
            steps {
                sh "docker build -t my-app ."
            }
        }
        stage('Test') {
            steps {
                sh "docker run my-app python app.py"
            }
        }
        stage('Deploy') {
            steps {
                sh "docker run -d -p 5000:5000 my-app"
            }
        }
    }
}

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ÔËÐÐJenkins Pipeline

ÉúÑIJ¢Ìá½»½ÓÂëºÍJenkinsfileµ½Github¿ÍÕ»¡£È»ºó £¬»Øµ½JenkinsµÄÖÎÀí½çÃæ £¬µã»÷my-pipelineʹÃü £¬²¢Ñ¡Ôñ¡°Á¬Ã¦¹¹½¨¡±À´ÔËÐÐJenkins Pipeline¡£Jenkins½«×Ô¶¯¿Ë¡´úÂë¡¢¹¹½¨Docker¾µÏñ¡¢ÔËÐвâÊÔ²¢°²ÅÅÓ¦ÓóÌÐò¡£

ͨ¹ý»á¼ûhttp://localhost:5000 £¬ÄãÓ¦¸ÃÄܹ»¿´µ½°²ÅÅÀֳɵÄÓ¦ÓóÌÐò¡£

×ܽá

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