From d492e5eb69af2eb39535c9fa542a406d71f012d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=92=D0=B8=D1=82=D0=B0=D0=BB=D0=B8=D0=B9=20=D0=9B=D0=B8?=
 =?UTF-8?q?=D1=82=D0=B2=D0=B8=D0=BD=D0=BE=D0=B2?=
 <vitalijlitvinov@MacBook-Pro-Vitalij.local>
Date: Sat, 25 Apr 2026 14:47:34 +0300
Subject: [PATCH] v2.5.0: make backup names collision safe

---
 lib/backup.sh | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/lib/backup.sh b/lib/backup.sh
index 7b40bb1..e127d9f 100755
--- a/lib/backup.sh
+++ b/lib/backup.sh
@@ -7,10 +7,24 @@ create_backup() {
     local output_dir="${2:-$BACKUP_DIR}"
     local timestamp
     timestamp=$(date +%Y%m%d_%H%M%S)
-    local backup_name="gotelegram_backup_${timestamp}"
-    local tmp_dir="/tmp/${backup_name}"
+    local backup_name tmp_dir suffix=0
 
-    mkdir -p "$tmp_dir" "$output_dir"
+    mkdir -p "$output_dir"
+    while true; do
+        if [ "$suffix" -eq 0 ]; then
+            backup_name="gotelegram_backup_${timestamp}"
+        else
+            backup_name="gotelegram_backup_${timestamp}_${suffix}"
+        fi
+        tmp_dir="/tmp/${backup_name}"
+        if [ ! -e "$tmp_dir" ] && \
+           [ ! -e "${output_dir}/${backup_name}.tar.gz" ] && \
+           [ ! -e "${output_dir}/${backup_name}.tar.gz.enc" ]; then
+            break
+        fi
+        suffix=$((suffix + 1))
+    done
+    mkdir -p "$tmp_dir"
 
     # Собираем файлы
     log_info "$(_t_or backup_collecting 'Собираю конфигурацию...')"