#!/bin/bash
# Usage: /bigscoots/ngxbackup.sh /home/nginx/domains/domain.com/public daily,weekly,monthly

# Touch
bkuser=b0000
docroot=$1
frequency=$2
rserver=int-backup2.bigscoots.com

# No Touch
#db=$(grep DB_NAME "$docroot"/wp-config.php | grep -Ev '//define|WP_CACHE_KEY_SALT' | sed 's/ //g' | sed -e "s/define('DB_NAME','//g" -e "s/');//g" | sed 's/\s.*$//' | tr -d '\r')
db=$(grep DB_NAME "$docroot"/wp-config.php | grep -v WP_CACHE_KEY_SALT | cut -d \' -f 4)
site=$(echo "$docroot" | sed -e "s/\/home\/nginx\/domains\///g" -e "s/\/public//g")
currdate=$(date +%Y-%m-%d-%H%M)
bfile=${site}_${currdate}

# Remove old backups
#ssh "$bkuser"@"$rserver" 'find ~/backup/$site/$frequency/ -type d -ctime +10 -exec rm -rf {} \;'

# Create the backup directory on the backup server
echo "Creating the backup directory for $site on the backup server: ~/backup/$site/$frequency"
ssh "$bkuser"@"$rserver" "mkdir -p ~/backup/$site/$frequency"

# Backup the database into the sites docroot
echo "Taking a backup of the database $db for $site"
mysqldump "$db" --single-transaction --quick --opt --skip-lock-tables --routines --triggers | gzip > "$docroot"/"$db".sql.gz

# Tarbal the entire site including database directly onto the backup server
echo "Now we are backing up the site files for $site"
tar cfC - "$docroot" ./ --exclude-from=/bigscoots/ngxbackup-excludes.txt | pxz -9ez -T=0 - |  ssh "$bkuser"@"$rserver" "cat > ~/backup/$site/$frequency/$bfile.tar.xz"

# Remove the database backup from the sites docroot
echo "We are now removing he database backp from the source $docroot/$db.sql.gz"
rm -f "$docroot"/"$db".sql.gz

# rsync the uploads directory if it was excluded
echo "Running rsync for the $site"
ssh "$bkuser"@"$rserver" "mkdir -p ~/backup/$site/rsync"
rsync -ah --exclude-from '/bigscoots/ngxbackup-excludes.txt' "$docroot"/ "$bkuser"@"$rserver":~/backup/"$site"/rsync/

# The end