Backup database to multiple SQL files

backupDatabase.sh

#!/bin/bash

printf "\n\nPerforming export of all databases to remote host via SSH"

printf "\n\nMySQL username: "
read mysqlUser

printf "MySQL password: "
read -s mysqlPassword

printf "\nRemote destination user (must have SSH key access): "
read remoteUser

printf "Remote destination host: "
read remoteHost

printf "Absolute remote destination path: "
read remotePath

printf "\n\nWe're about to backup all databases to ${remoteUser}@${remoteHost}:${remotePath}, are you sure you want to continue? (Y/n)\n"
read agree

if [ $agree != "Y" ]; then
  echo "Bailing out."
  exit
fi

printf "\n\n"


for dbName in $(mysql -N -e 'show databases' -u ${mysqlUser} --password=${mysqlPassword}); do

  timestamp=$(date +%s)
  destPath="${remotePath}/${dbName}_${timestamp}.sql"

  echo "Backing up ${dbName} to ${remoteUser}@${remoteHost}:${destPath}"

  mysqldump -u ${mysqlUser} --password=${mysqlPassword} --skip-lock-tables --complete-insert --routines --triggers --single-transaction $dbName | ssh $remoteUser@$remoteHost "cat > ${destPath}"

done