app in docker as paas

red-tape.sh

#!/usr/bin/env bash

set -e
set -u

export BASEDIR="$HOME"
export APP=appname
export APPDIR="$BASEDIR/$APP"
export DOCKER_OPTS=""
unset GIT_DIR

GIT_WORK_TREE=$APPDIR git checkout master
cd $APPDIR &&            \
  echo building image && \
  docker build -t $APP .

if [[ "$?" != "0" ]]; then
  echo "error while building image."
  exit 1
fi

echo "Stopping previous container..."
docker stop $APP

echo "Starting new container..."
sleep 1
docker run -d --name $APP --rm $APP