post-receive git hook

post-receive.sh

#!/bin/bash
unset GIT_DIR

REPO_PATH=/var/www/casahop/travelocial
ENV_PATH=/usr/local/share/virtualenvs/casahop
CONFIG_PATH=/home/ben/configs
BRANCH=master

while read oldrev newrev refname
do
    if [[ -z `git branch --contains $newrev | grep $BRANCH` ]]; then
        echo '### Casahop: Deploy aborted. '$BRANCH' branch required'
    fi
    if [[ -n `git branch --contains $newrev | grep $BRANCH` ]]; then
        if [ -f $CONFIG_PATH/django/settings_local.py.prod ]; then
            cd $CONFIG_PATH
            git stash
            git pull origin master
            cp $CONFIG_PATH/django/settings_local.py.prod $REPO_PATH/settings_local.py
        fi
        source $ENV_PATH/bin/activate
        cd $REPO_PATH
        which python
        git reset --hard HEAD

        echo '### Casahop: Deploying'
        git checkout $newrev

        if [[ -n `git log --pretty=oneline --abbrev-commit $oldrev..$newrev -- requirements.txt` ]]; then
            pip install -r requirements.txt
        fi

        if [[ -n `git log --pretty=oneline --abbrev-commit $oldrev..$newrev -- app/migrations/` ]] || \
           [[ -n `git log --pretty=oneline --abbrev-commit $oldrev..$newrev -- users/migrations/` ]]; then
            python $REPO_PATH/manage.py migrate
        fi

        if [[ -n `git log --pretty=oneline --abbrev-commit $oldrev..$newrev -- static/` ]]; then
            compass compile $REPO_PATH/static
            python $REPO_PATH/manage.py generatemedia
            python $REPO_PATH/manage.py collectstatic --noinput
        fi
        touch script.wsgi
        echo '### Casahop: Success'
    fi
done