Add Debugger in docker-compose/docker in ruby on rails Application
Total Blog Views: 109
Blog Status: publish
Created By: swazahmad Created at: 07-28-2021
Debugging Rails App With Docker Compose
Please follow the Below steps, As per understadning your application is already Configured with docker
Modify GemFile
Add Byebug Gem In in your Gemfile.
Modify docker compose file
Add below Line in docker-compose.yml file
...
stdin_open: true
tty: true
After Modifying above file try to run below command
Add debugger In any of the controller For example like below.
def index
debugger
@users = User.paginate(page: params[:page], per_page: 6)
end
end
Then We need to attach the container that the rails web application is running
Then Open A new TAB CTRL+SHIFT+TAB and run below command to list the containers for our rails web apllication container
Here you will see the list of conatiner you need to Note the CONTAINER ID of backend app
8784a3142417 shadbox-backend_app "docker-entrypoint.s…" 2 hours ago Up 2 hours 0.0.0.0:3000->3000/tcp, :::3000->3000/tcp shadbox-backend_app_1
Just final step Run below command
docker container attach 8784a3142417 #Here You need to pass your container id
Now You can start Debugging your rails application using docker container using docker-compose
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