im-in.space's backup script

backup.sh

#!/bin/bash
# Welcome to im-in.space's backup script!
PIDFILE="/tmp/backup.pid"
BUCKETNAME="[your bucket name here]"

if [ -f "$PIDFILE" ]; then
  echo "Already running"
  exit 1
fi

echo "STARTING BACKUP"
date
echo "=========="
echo $$ > "$PIDFILE"

mkdir -p /tmp/backups/mastodon
chmod 777 /tmp/backups/mastodon
set -e

# ==== Mastodon
echo "[Mastodon] => Dumping DB"
su - mastodon -c "pg_dump -Fc -b mastodon_production -f /tmp/backups/mastodon/mastodon_production.dump"

echo "[Mastodon] => Copying .env.production and Redis DB"
cp /home/mastodon/live/.env.production /tmp/backups/mastodon/.env.production
cp /var/lib/redis/dump.rdb /tmp/backups/mastodon/dump.rdb

# ==== Sync
echo "[Sync] => Syncing DBs and configs"
/usr/local/bin/b2 sync --noProgress --keepDays 7 --replaceNewer \
  /tmp/backups/ b2://$BUCKETNAME/backups/

echo "[Sync] => Syncing Mastodon uploads"
/usr/local/bin/b2 sync --noProgress --delete --compareVersions none \
  --excludeDirRegex '.*preview_cards' --excludeDirRegex '.*cache' \
  /opt/system/ b2://$BUCKETNAME/data/mastodon/system/

rm -r /tmp/backups/mastodon

echo "=========="
echo "BACKUP DONE"
date

rm -f "$PIDFILE"