We have received some task to complete, lets look the questions.
1.create a github repo with README.md
2.create a Dockerfile
3.write a shellscript to do the below
3.1 clone the repo
3.2 docker build
3.3 push to dockerhub
3.4 run docker container
- execute the shell script to run once in 1 min via cron service 5 make some changes on the index.html file and verify the changes.
find the below procedure to complete the above requirements
step 1. create a new gitrepo
step 2. create a Dockerfile and define how to build the docker image
vim Dockerfile FROM ubuntu:22.04 ENV DEBIAN_FRONTEND=noninteractive RUN apt-get update -y RUN apt-get install apache2 -y RUN apt-get install apache2-utils -y RUN apt-get clean COPY index.html /var/www/html/ EXPOSE 80 CMD ["apache2ctl","-D","FOREGROUND"] vim index.html <h1> Developer code </h1> <h2>Modified the code data </h2> <h3> 3rd time code-data modified </h3> step 3: write a shell script
#!/bin/bash #clone the github repo git clone https://github.com/<gitusername>/<repo name> #Navigate the repo dir cd testprojectrepo #Build the Docker image docker build -t <image name> . #Push the docker image docker push <git username>/<image name> #Run the Docker container on detached mode docker run -d --name <container name> -p <Port> <image name> Step 4: Execute the created shell script via cron srevice
To run the cron service
systemctl start cron.service crontab -e */1 * * * * /<path of the shellscript> made some changes on the index.html file and verify the browser
Push the build shell script to the git repo
git init git status git add <Shell script file> git commit -m "comments" git push origin main we have successfully completed the task with the above steps
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