deploy stack

admin-stack/scripts/sqlite-backup.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SRC_VOLUME="admin-sqlite"
+DEST_DIR="/var/backups/admin-sqlite"
+TIMESTAMP="$(date -u +%Y%m%dT%H%M%SZ)"
+DEST_FILE="${DEST_DIR}/admin-${TIMESTAMP}.sqlite"
+
+mkdir -p "${DEST_DIR}"
+
+# Use sqlite3 .backup for an atomic snapshot
+podman run --rm \
+    -v "${SRC_VOLUME}:/data:ro" \
+    -v "${DEST_DIR}:/out" \
+    docker.io/keinos/sqlite3:3.42.0 \
+    sqlite3 /data/admin.db ".backup '/out/admin-${TIMESTAMP}.sqlite'"
+
+# Retain last 7 snapshots locally
+ls -1t "${DEST_DIR}"/admin-*.sqlite | tail -n +8 | xargs -r rm