From 24b0293b0fc4079498512dae80964600350dc3ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn?= <bjoern.riemer@web.de>
Date: Mon, 25 Aug 2025 17:52:48 +0200
Subject: [PATCH] fallback to old zfs list snapshot method in case of error

---
 sanoid | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sanoid b/sanoid
index aae3b5f..895ede3 100755
--- a/sanoid
+++ b/sanoid
@@ -887,7 +887,13 @@ sub getsnaps {
 			open FH, "$zfs get -Hrpt snapshot creation ".join(" ",keys %$config)." |";
 			@rawsnaps = <FH>;
 			close FH;
-
+			$exit_code = $? >> 8;
+			if ($exit_code != 0) {
+				print "INFO: zfs list shapshots with dataset names does not work.. retrying without dataset names (this will spin-up all disks)\n";
+				open FH, "$zfs get -Hrpt snapshot creation |";
+				@rawsnaps = <FH>;
+				close FH;
+			}
 			open FH, "> $cache.tmp" or die "Could not write to $cache.tmp!\n";
 			print FH @rawsnaps;
 			close FH;