From 7f488a984b7055f65c03cb1d59e5d7c5c07012e4 Mon Sep 17 00:00:00 2001
From: Sheppy <sheppy@atlantishq.de>
Date: Sun, 29 Dec 2024 15:05:36 +0000
Subject: [PATCH] fix: don't crash on inaccessible host

---
 backup.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/backup.py b/backup.py
index 4c4bc70..4208ade 100644
--- a/backup.py
+++ b/backup.py
@@ -185,12 +185,20 @@ def sizeChanged(hostname, pathsToOptions, path):
         return True
 
     # check server #
-    cmd = ["ssh", hostname,  "-t", "/opt/check_dir_size_for_backup.py", path ]
+    cmd = [
+        "ssh", hostname,
+        "-o", "PasswordAuthentication=no",
+        "-o", "ConnectTimeout=3",
+        "-t", "/opt/check_dir_size_for_backup.py",
+        path
+    ]
+
     p = subprocess.Popen(cmd, stdout=subprocess.PIPE, encoding="utf-8") 
     stdout, stderr = p.communicate()
     if p.wait() != 0:
-        raise OSError("ssh commmand for backup size info failed '{}' - '{}' Host: {}".format(
+        print("Warning: ssh commmand for backup size info failed '{}' - '{}' Host: {}".format(
                 stderr, stdout, hostname))
+        return []
 
     # parse response #
     result = json.loads(stdout)