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Sonal0409Sonal0409
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Create GITDevOPS
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Create a Server for Devloper1
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Install git on it
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Go to Git hub and create a repository with readme file added
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there will be a defualt main branch
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Create 3 more branches Dev, QA, Prod
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Make Dev branch as defualt branch
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Go to Settings--> Branches--> click on switch to other branches--> select dev in drop down and click on update
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Now dev is default branch
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And delete main branch
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go to local machine of Developer and Clone the git hub repository
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Dev branch must be there.
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Create a new file with index1.html and save it
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<h1> this my app </h1>
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<h1> created by Sonal</h1>
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Add file to local repo and push the code to Remote repo under dev branch
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# git add .
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# git commit -m "added index1.html"
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# git push origin Dev
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Check in github under Dev do we have the file
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Now Build and Deploy the code using Jenkins & Docker
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Go to jenkins--> DeployDev Job
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give the new repo name and branch name as Dev
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under build give this script
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rm -rf mydockerfile
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mkdir mydockerfile
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cd mydockerfile
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cp /var/lib/jenkins/workspace/DeployDev/index1.html .
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touch dockerfile
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cat <<EOT>> dockerfile
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FROM ubuntu
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RUN apt-get update
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RUN apt-get install nginx -y
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COPY index1.html /var/www/html
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EXPOSE 80
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CMD ["nginx","-g","daemon off;"]
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EOT
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sudo docker build -t myimage:$BUILD_NUMBER .
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sudo docker run -itd -P myimage:$BUILD_NUMBER
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Code will be deployed at URL : http://3.143.147.140:32776/index1.html
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********************************************
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Now go to Git hub and create pull request to merge code with QA branch
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Now Build and Deploy the code using Jenkins & Docker
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Go to jenkins--> DeployQA Job
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give the new repo name and branch name as QA
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under build give this script
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rm -rf mydockerfile
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mkdir mydockerfile
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cd mydockerfile
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cp /var/lib/jenkins/workspace/DeployQA/index1.html .
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touch dockerfile
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cat <<EOT>> dockerfile
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FROM ubuntu
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RUN apt-get update
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RUN apt-get install nginx -y
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COPY index1.html /var/www/html
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EXPOSE 80
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CMD ["nginx","-g","daemon off;"]
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EOT
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sudo docker build -t myimage:$BUILD_NUMBER .
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sudo docker run -itd -P myimage:$BUILD_NUMBER
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Code will be deployed at URL : http://3.143.147.140:32776/index1.html
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As there will be defects , go to local repo and make chnages to index1.html for defect fix as part of QA
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Push the code to Dev branch first
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Build and Deploy in DEV Server
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Now merge DEV code to QA branch in deploy in QA
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*************************************
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Once everything is tested in QA,
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Create a pull request to merge QA branch to Prod branch
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Now Build and Deploy the code using Jenkins & Docker
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Go to jenkins--> DeployProd Job
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give the new repo name and branch name as Prod
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under build give this script
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rm -rf mydockerfile
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mkdir mydockerfile
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cd mydockerfile
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cp /var/lib/jenkins/workspace/DeployProd/index1.html .
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touch dockerfile
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cat <<EOT>> dockerfile
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FROM ubuntu
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RUN apt-get update
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RUN apt-get install nginx -y
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COPY index1.html /var/www/html
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EXPOSE 80
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CMD ["nginx","-g","daemon off;"]
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EOT
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sudo docker build -t myimage:$BUILD_NUMBER .
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sudo docker run -itd -P myimage:$BUILD_NUMBER
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Code will be deployed at URL : http://3.143.147.140:32776/index1.html
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