node-deploy

#!/bin/sh

# Generic simple deployment script for checking out Node app project files
# from a bare Git rep. The Node app to work with is defined by the APP_NAME
# environment variable set in the post-receive hook. This script runs as root.

echo "Deploying $APP_NAME ..."

# Export environment variables for deployment operation.
# These will be picked up in the sub process invoked by
# git checkout later on.

export GIT_DIR=/home/git/repositories/"$APP_NAME".git

APP_DIR=/var/node/"$APP_NAME"
export GIT_WORK_TREE="$APP_DIR"/app

echo "Using Git repo $GIT_DIR"
echo "Using Node app folder $GIT_WORK_TREE"

# Check that by concatenating strings with the value
# of APP_NAME we've created a valid repo location.

if [ ! -d "$GIT_DIR" ]; then
        echo "Error, Git repo not found"
        exit 1
fi

# Node apps will live in /var/node/app-name/app so create
# if it doesn't exist.

if [ ! -d "$GIT_WORK_TREE" ]; then
        echo "Warning, Node app folder not found ... creating"
        mkdir -p "$GIT_WORK_TREE"
fi

# Sync the app location with the latest files in the
# repo via git checkout. Also change ownership of all the
# app files to the node user (we're currently root).

echo "Moving app files to $GIT_WORK_TREE" ...
unset GIT_INDEX_FILE
git checkout -f
chown -R node:node "$APP_DIR"

echo "Restarting via Monit ..."
sleep 1
monit restart "$APP_NAME"
echo "Deployment complete!"
exit 0