mirror of
https://github.com/ditkrg/db-backup-s3.git
synced 2026-01-22 22:06:45 +00:00
44 lines
884 B
Bash
44 lines
884 B
Bash
#! /bin/sh
|
|
|
|
set -u # `-e` omitted intentionally, but i can't remember why exactly :'(
|
|
set -o pipefail
|
|
|
|
source ./env.sh
|
|
source ./helpers.sh
|
|
|
|
s3_uri_base="s3://${S3_BUCKET}/${S3_PREFIX}"
|
|
|
|
if [ -z "$PASSPHRASE" ]; then
|
|
file_type=".dump"
|
|
else
|
|
file_type=".dump.gpg"
|
|
fi
|
|
|
|
if [ $# -eq 1 ]; then
|
|
timestamp="$1"
|
|
key_suffix="${DATABASE_NAME}_${timestamp}${file_type}"
|
|
else
|
|
echo "Finding latest backup..."
|
|
key_suffix=$(
|
|
aws $aws_args s3 ls "${s3_uri_base}/${DATABASE_NAME}" \
|
|
| sort \
|
|
| tail -n 1 \
|
|
| awk '{ print $4 }'
|
|
)
|
|
fi
|
|
|
|
echo "Fetching backup from S3..."
|
|
aws $aws_args s3 cp "${s3_uri_base}/${key_suffix}" "db${file_type}"
|
|
|
|
if [ -n "$PASSPHRASE" ]; then
|
|
echo "Decrypting backup..."
|
|
gpg --decrypt --batch --passphrase "$PASSPHRASE" db.dump.gpg > db.dump
|
|
rm db.dump.gpg
|
|
fi
|
|
|
|
echo "Restoring from backup..."
|
|
restore
|
|
rm db.dump
|
|
|
|
echo "Restore complete."
|