Automatically upgrade Ghost

update-ghost

#
# Automatically upgrade Ghost
# Benoit Blanchon 2014-2015 - MIT License

set -eu

GHOST_DIR=/var/www/blog.benoitblanchon.fr

function ghost_version {
    npm -j ls ghost | jq -r .version
}

date

cd $GHOST_DIR

echo -n "Current version: "
ghost_version

echo "[0] Download"
rm -f ghost-latest.zip
wget -q http://ghost.org/zip/ghost-latest.zip

set +e
echo "[1] Stop service"
service ghost stop

echo "[2] Replace"
rm -rf core/
unzip -uo ghost-latest.zip -d $GHOST_DIR

echo "[3] npm install"
npm install --production

echo "[4] Start service"
service ghost start

echo -n "Version is now: "
ghost_version