From a171bd2fec1a1cc4db2ab3295baa3a1274e607b3 Mon Sep 17 00:00:00 2001
From: Jun-te Kim <junte.kim@mealcraft.com>
Date: Sun, 14 Dec 2025 00:41:39 +0000
Subject: [PATCH] it is what it is

---
 .../scripts/backup_k8s_storage_to_s3.sh       | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 mist_infra/scripts/backup_k8s_storage_to_s3.sh

diff --git a/mist_infra/scripts/backup_k8s_storage_to_s3.sh b/mist_infra/scripts/backup_k8s_storage_to_s3.sh
new file mode 100644
index 0000000..77c5136
--- /dev/null
+++ b/mist_infra/scripts/backup_k8s_storage_to_s3.sh
@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# ----------------------------------------------------------
+# Weekly full backup of all Kubernetes PV data
+# ----------------------------------------------------------
+
+SOURCE_DIR="/k8s_storage"
+TMP_DIR="/tmp/mist-backups"
+BUCKET="mist-backups"
+
+DATE="$(date -u +%Y-%m-%d)"
+TIMESTAMP="$(date -u +%Y-%m-%d_%H-%M-%S)"
+HOST="$(hostname)"
+
+ARCHIVE_NAME="k8s_storage_${HOST}_${TIMESTAMP}.tar.gz"
+ARCHIVE_PATH="${TMP_DIR}/${ARCHIVE_NAME}"
+
+echo "=== Mist weekly PV backup ==="
+echo "Source:   ${SOURCE_DIR}"
+echo "Archive:  ${ARCHIVE_PATH}"
+echo "Bucket:   s3://${BUCKET}/${DATE}/"
+
+mkdir -p "${TMP_DIR}"
+
+echo "→ Creating tarball"
+tar \
+  --numeric-owner \
+  --xattrs \
+  --acls \
+  -czf "${ARCHIVE_PATH}" \
+  -C "${SOURCE_DIR}" .
+
+echo "→ Uploading to S3"
+aws s3 cp \
+  "${ARCHIVE_PATH}" \
+  "s3://${BUCKET}/${DATE}/${ARCHIVE_NAME}"
+
+echo "→ Cleaning up local temp"
+rm -f "${ARCHIVE_PATH}"
+
+echo "✅ Backup complete"