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#!/bin/bash
#set web root location
WR=/var/www/html/
#set mysql settings
MQLUSER=backup
MQLPASS=xxxx
MQLDB=mysql-db-name
#set GPG password
GPGPASS=your-gpg-pass
#set BB bucket
BBBUCKET=bb-bucket-name
#set path to backup
PATH1=/path/to/backups
#set file name
FILENAME1=mysql-`date +%s`.sql
WEBROOT1=webroot-`date +%s`.tar.gz
NGINX1=nginx-`date +%s`.tar.gz
#set path+file name
FILENAME=$PATH1/$FILENAME1
WEBROOT=$PATH1/$WEBROOT1
NGINX=$PATH1/$NGINX1
#stop nginx
systemctl stop nginx
echo "nginx stopped"
#compress webroot to .tar.gz
tar -zcf $WEBROOT $WR
echo "webroot compressed to .tar.gz"
#take nginx config backup
tar -zcf $NGINX /etc/nginx/
echo "nginx configs compressed to .tar.gz"
#take mariadb backup
mysqldump --user=$MQLUSER --password=$MQLPASS > $FILENAME $MQLDB
echo "mariadb database backup taken"
#start nginx
systemctl start nginx
echo "nginx started back up"
#compress mariadb backup to .tar.gz
tar -zcf $FILENAME.tar.gz $FILENAME
echo "database compressed to .tar.gz"
#delete .sql file
rm $FILENAME
echo ".sql file deleted"
#encrypt webroot compressed file symmetrically using gpg
gpg --yes --batch --passphrase=$GPGPASS -c -o $WEBROOT.gpg $WEBROOT
echo "webroot encrypted"
#delete webroot compressed file
rm $WEBROOT
echo "webroot compressed file deleted"
#encrypt db backup compressed file symmetrically using gpg
gpg --yes --batch --passphrase=$GPGPASS -c -o $FILENAME.tar.gz.gpg $FILENAME.tar.gz
echo "db backup encrypted"
#delete db backup compressed file
rm $FILENAME.tar.gz
echo "db backup compressed file deleted"
#encrypt nginx compressed file symmetrically using gpg
gpg --yes --batch --passphrase=$GPGPASS -c -o $NGINX.gpg $NGINX
echo "nginx encrypted"
#delete nginx compressed file
rm $NGINX
echo "nginx compressed file deleted"
#sha1sum calculation
#calculate cheksum for nginx
SHANGX=`sha1sum $NGINX.gpg | awk '{print $1}'`
#calculate cheksum for webroot
SHAWR=`sha1sum $WEBROOT.gpg | awk '{print $1}'`
#calculate cheksum for mysqldb
SHAMQL=`sha1sum $FILENAME.tar.gz.gpg | awk '{print $1}'`
set -x #echo on
cd $PATH1/ #change directory to path
#things to upload to backblaze
#upload db backup to BackBlaze B2
b2 upload_file --sha1 $SHAMQL $BBBUCKET $FILENAME1.tar.gz.gpg mysql/$FILENAME1.tar.gz.gpg
echo "encrypted db backup uploaded to BackBlaze B2 bucket:$BBBUCKET filename:$FILENAME1.tar.gz.gpg folder:mysql sha1sum:$SHAMQL"
#upload webroot backupto BackBlaze B2
b2 upload_file --sha1 $SHAWR $BBBUCKET $WEBROOT1.gpg webroot/$WEBROOT1.gpg
echo "encrypted webroot backup uploaded to BackBlaze B2 bucket:$BBBUCKET filename:$WEBROOT1.gpg folder:webroot sha1sum:$SHAWR"
#upload nginx backup to BackBlaze B2
b2 upload_file --sha1 $SHANGX $BBBUCKET $NGINX1.gpg nginx/$NGINX1.gpg
echo "encrypted nginx backup uploaded to BackBlaze B2 bucket:$BBBUCKET filename:$NGINX1.gpg folder:nginx sha1sum:$SHANGX"
set +x #echo off
#delete files
rm $FILENAME.tar.gz.gpg
echo "db encrypted backup $FILENAME1.tar.gz.gpg deleted from local machine"
rm $WEBROOT.gpg
echo "webroot encrypted backup $WEBROOT1.gpg deleted from local machine"
rm $NGINX.gpg
echo "nginx encrypted backup $NGINX1.gpg deleted from local machine"