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M23: automate verified database backups

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This commit is contained in:
NuklearRabbit
2026-08-10 15:46:06 +02:00
parent 689e499634
commit f0f1be83ae
8 changed files with 142 additions and 4 deletions
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deploy/unraid/backup-postgres.sh
+6
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@@ -4,12 +4,15 @@ set -eu
cd "$(dirname "$0")/../.."
project="${COMPOSE_PROJECT_NAME:-mobilityops}"
destination="${1:-backups/postgres}"
retention_days="${BACKUP_RETENTION_DAYS:-30}"
minimum_copies="${BACKUP_MINIMUM_COPIES:-7}"
timestamp="$(date -u +%Y%m%dT%H%M%SZ)"
backup_file="${destination}/mobilityops-${timestamp}.dump"
temporary_file="${backup_file}.partial"
compose_files="-f compose.yaml -f compose.unraid.yaml"
mkdir -p "$destination"
case "$destination" in ""|"/"|".") echo "Unsafe backup destination: $destination" >&2; exit 1;; esac
trap 'rm -f "$temporary_file"' EXIT INT TERM
docker compose -p "$project" $compose_files exec -T db sh -eu -c \
@@ -19,5 +22,8 @@ docker compose -p "$project" $compose_files exec -T db sh -eu -c \
docker compose -p "$project" $compose_files exec -T db pg_restore --list \
< "$temporary_file" > /dev/null
mv "$temporary_file" "$backup_file"
sha256sum "$backup_file" > "${backup_file}.sha256"
BACKUP_RETENTION_DAYS="$retention_days" BACKUP_MINIMUM_COPIES="$minimum_copies" \
./deploy/unraid/prune-postgres-backups.sh "$destination"
trap - EXIT INT TERM
printf '%s\n' "$backup_file"