Backup github repositories to S3

backup-github.sh

#!/bin/bash -ex

# Script to backup git repo to S3
# Set bucket, dir, password and account to use for the backup.  I keep mine in local env vars
# These are set by localrc which lives on an encrypted home directory and is executed by my bashrc
bucket=$S3_BACKUP_BUCKET
dir="tmp-backups"
account=$GITHUB_ACCOUNT

date=`date '+%Y%m%d%H%M%S'`

# Create the backup directory
mkdir -p $dir

function backup {

	repository=$1

	echo "Backing up $repository"

	git clone --mirror [email protected]:$account/$repository.git $dir/$repository.$date.git
	if [ $? -ne 0 ]; then
	  echo "Error cloning $repository"
	  return 1
	fi

	tar cpzf $dir/$repository.$date.git.tar.gz $dir/$repository.$date.git
	if [ $? -ne 0 ]; then
	  echo "Error compressing $repository"
	  return 1
	fi

	if [ -f $dir/$repository.$date.git.tar.gz ]; then
	  aws s3 cp $dir/$repository.$date.git.tar.gz s3://$bucket/$repository/$repository.$date.git.tgz || return false
	fi

	if [ $? -ne 0 ]; then
	  echo "Error uploading $repository to S3"
	  return 1
	fi

	#delete tar file and checked out folder
	/bin/rm $dir/$repository.$date.git.tar.gz
	/bin/rm -rf $dir/$repository.$date.git
	if [ $? -ne 0 ]; then
	  echo "Error removing $repository"
	  return 1
	fi

	echo "Succesfully backed up $repository"
	return 0
}

# Setup repository to $1
for input in $@
do
	backup $input || exit 1
	backup "$input.wiki" || true
done