Docker service lifecycle

init.sh

#!/bin/bash

cd /repos/api-internal

case "$2" in

    pre-start)
        git checkout origin/production
        docker pull quay.io/kballenegger/api-internal
        docker pull quay.io/kballenegger/api-internal-builder
        # remove any left-over container
        docker ps -a | grep api-internal.$1 && docker rm api-internal.$1 
        docker ps -a | grep api-internal-builder.$1 && docker rm api-internal-builder.$1 

        # build script
        build_cmd=$(cat <<CMD

        set -e
        echo "Building api-internal.$1".
        bundle install --deployment --without="test development"
        echo "Running migrations."
        postgresurl=\$(bundle exec ruby -r./init.rb -e \
            'require "konfiguration"; puts Konfiguration.database(:uri)')
        bundle exec sequel -E -m migrations \$postgresurl
        echo "Built api-internal.$1".

CMD
        )

        docker run \
            -d \
            -v /repos/api-internal:/app \
            -e env=live \
            --name api-internal-builder.$1 \
            quay.io/kballenegger/api-internal-builder \
            bash -l -c "$build_cmd"
        code=$(docker wait api-internal-builder.$1)
        echo "Exited with code $code"...
        exit $code
        ;;



    start)

        # launch script
        app_cmd=$(cat <<CMD

        set -e
        echo "Launching api-internal.$1".
        bundle exec thin -R config.ru -p 9977 start
        echo "Exiting api-internal.$1".

CMD
        )

        docker run \
            -d \
            -p 9977:9977 \
            -v /repos/api-internal:/app \
            -e env=live \
            --name api-internal.$1 \
            quay.io/kballenegger/api-internal \
            bash -l -c "$app_cmd"
        code=$(docker wait api-internal.$1)
        echo "Exited with code $code"...
        exit $code
        ;;


    stop)
        docker stop api-internal.$1
        docker rm api-internal.$1
        ;;


    deploy)
        bash $(dirname "$0")/../shared/deploy.sh api-internal $1
        ;;



    *)
        echo "Usage: ..."
        exit 1
        ;;



esac

exit 0