34 lines
1.5 KiB
Bash
34 lines
1.5 KiB
Bash
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#!/bin/bash
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# Backup all databases
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# We sleep a deterministic amount of time, which will be between 0 an 128 m and allways the same within
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# a specific host, but will differ between hosts
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sleep $((16#$(ip a | grep "link/ether" | head -1 | awk -F ':' '{print $6}' | awk '{print $1}') / 2))m
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number_of_full_to_keep="<%= @full_backup_retention %>"
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backup="${1}"
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if ! [[ ${backup} =~ backup1.*sunet.se$ ]]; then
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echo "Usage: ${0} <fqdn of backup server>"
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echo "Example: ${0} backup1.sunet.drive.sunet.se"
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fi
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backup_dir="/opt/backups"
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bucket="db-backups"
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mirror="<%= @customer %>-<%= @environment %>-mirror"
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if [[ ${mirror} =~ common-(test|prod)-mirror ]]; then
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suffix=$(echo ${backup} | sed 's/backup1.*//')
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bucket="${bucket}-${suffix}"
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backup_dir="${backup_dir}-${suffix}"
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fi
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echo "Backing up database for ${backup}"
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ssh ${backup} "sudo /home/script/bin/backup_db.sh"
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echo "Cleaning up old backups for ${backup}"
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ssh ${backup} "sudo /home/script/bin/purge_backups.sh /opt/mariadb_backup/backups/"
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echo "Copying backups here"
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mkdir -p ${backup_dir}
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scp script@${backup}:/opt/mariadb_backup/backups/$(date +%Y/%m/%d)/*.gz ${backup_dir}
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echo "Copying backups to remote bucket"
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rclone mkdir ${mirror}:${bucket}
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duplicity --full-if-older-than 1M --tempdir /mnt --archive-dir /mnt --no-encryption ${backup_dir} rclone://${mirror}:/${bucket}
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duplicity remove-all-but-n-full ${number_of_full_to_keep} --tempdir /mnt --archive-dir /mnt --force rclone://${mirror}:/${bucket}
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echo "cleaning up"
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rm -r ${backup_dir}
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