Bash script for transferring files

url="187.2.2.2"
domain="somedomain.com"
db_user="nikola_db2"
db_database="nikola_db2"
cd /home/nikola/web/$domain/public_html/
rm -rf $db_database*
mysqldump --skip-tz-utc -u$db_user -psomething  $db_database > $db_database.sql --net-buffer-length  16777216
ssh -p 4444 nikola@$url 'cd /home/nikola/web/'"$domain"'/public_html/; rm -rf '"$db_database"'*;'
rsync -avz -e "ssh -p 4444" /home/nikola/web/$domain/public_html/$db_database.sql nikola@$url:/home/nikola/web/$domain/public_html/
ssh -p 4444 nikola@$url 'cd /home/nikola/web/'"$domain"'/public_html/; mysql -'"$db_user"' -psomething '"$db_database"' < '"$db_database"'.sql'
rsync -avz -e "ssh -p 4444" /home/nikola/web/$domain/public_html/ nikola@$url:/home/nikola/web/$domain/public_html/
#rsync -avz -e "ssh -p 4444" /home/users/nikola/www/somedomain.com/ nikola@$url:/home/users/nikola/www/somedomain.com/