Git->Webapp Update Script. Simple script to keep web site up to date with a Git Repo.

syncwww

#!/bin/bash
uid=$(id -u )
if [ $uid = 0 ]; then
   echo "Error! Must not be run as root."
   exit 0
fi
if [ "$1" = "-h" ]; then
   echo "syncwww v1.1.1 -- Keane O'Kelley 2015"
   echo "Automates syncing with Github and updating the webpage"
   echo -e "Usage: syncwww [options]\n"
   echo "-f     Reset git"
   echo "-r     Restart nginx upon completion"
   echo "-c	Force copy"
   echo "-h     Display this help page"
   exit 0
fi
cd ~/projectdir
if [ "$1" = "-f" ]; then
   echo "Hard reset on repo..."
   rm -rf *
   git fetch --all
   git reset --hard origin/master
fi

echo "Attempting to sync with GitHub..."
git pull | tee ~/sync.log
var=$(cat ~/sync.log | grep -c "Already up-to-date.")
error=$(cat ~/sync.log | grep -c -i error)
if [ $var = 0 ] && [ $error = 0 ] || [ "$1" = "-c" ]; then
   echo "Changes detected!"
   echo "Hot swap is a go!"
   echo "Copying files..."
   sudo rsync --delete -a * /path/to/www/root
   if [ -f ~/perms ]; then
      echo "Setting permissions..."
# Just another script file containing chmod and chown commands.
      sudo ~/perms
   fi
   echo "Files copied."
   if [ "$1" = "-r" ]; then
      echo "Restarting nginx..."
      sudo systemctl reload nginx.service
   echo "Done."
   fi
   echo "Operation completed successfully."
else
   echo "Nothing was changed."
fi
rm ~/sync.log