From 6ac828994f4a4625b7297185297c00fe3ed99d5e Mon Sep 17 00:00:00 2001
From: Maksim Zinal <mzinal@ru.ibm.com>
Date: Sat, 6 Apr 2024 13:12:27 +0300
Subject: [PATCH] backup_config script now handles missing files properly

---
 roles/ydbd_config/templates/backup_config.j2 | 28 +++++++++++---------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/roles/ydbd_config/templates/backup_config.j2 b/roles/ydbd_config/templates/backup_config.j2
index 0232ee4..fec6f88 100644
--- a/roles/ydbd_config/templates/backup_config.j2
+++ b/roles/ydbd_config/templates/backup_config.j2
@@ -19,17 +19,21 @@ fi
 
 set -e
 
-if [ -f ${YDB_DIR}/certs/ca.crt ]; then
-  mkdir -pv ${BACKUP_DIR}
-  chmod 700 ${BACKUP_DIR}
-  cp -v ${YDB_DIR}/certs/ca.crt               ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/certs/node.crt             ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/certs/node.key             ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/certs/web.pem              ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/certs/web.pem              ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/cfg/ydbd-config.yaml       ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/cfg/ydbd-static.yaml       ${BACKUP_DIR}/
-  cp -v ${YDB_DIR}/cfg/ydbd-dynamic.yaml      ${BACKUP_DIR}/
-fi
+preserve() {
+  if [ -f "$1" ]; then
+    cp -v "$1" ${BACKUP_DIR}/
+  fi
+}
+
+mkdir -pv ${BACKUP_DIR}
+chmod 700 ${BACKUP_DIR}
+preserve ${YDB_DIR}/certs/ca.crt
+preserve ${YDB_DIR}/certs/node.crt
+preserve ${YDB_DIR}/certs/node.key
+preserve ${YDB_DIR}/certs/web.pem
+preserve ${YDB_DIR}/certs/web.pem
+preserve ${YDB_DIR}/cfg/ydbd-config.yaml
+preserve ${YDB_DIR}/cfg/ydbd-static.yaml
+preserve ${YDB_DIR}/cfg/ydbd-dynamic.yaml
 
 # End Of File
\ No newline at end of file