Git deploy

post-receive

#!/bin/bash

function pychanged {
  git diff --name-only $1 $2 |grep -q ".py$"
}

while read oldrev newrev ref
do
  branch=`echo $ref | cut -d/ -f3`
  if [ "production" == "$branch" -o "master" == "$branch" ]; then

    worktree='/var/www'
    changed=0
    if pychanged $oldrev $newrev; then changed=1; fi
    if [ 1 == $changed ]; then
      # stop gunicorn
      sudo supervisorctl stop gunicorn
    fi

    git --work-tree=$worktree checkout -f $branch
    echo 'Changes pushed to Amazon EC2 PROD.'

    if [ 1 == $changed ]; then
      # start gunicorn
      sudo supervisorctl start gunicorn
    fi

  elif [ "dev" == "$branch" ]; then

    worktree='/var/www-dev'
    git --work-tree=$worktree checkout -f $branch

    echo 'Changes pushed to Amazon EC2 PROD development box.'
  fi

  # detect [i18n] command
  # if git log $oldrev..$newrev |grep -q "[i18n]"; then
  # detect i18n files change
  if git diff --name-only $oldrev $newrev |grep -q ".po$"; then
    cd $worktree
    pybabel compile -d rewen/translations
    echo 'Compiled translations.'
  fi

done