From 7c138f5839b4061dcb3d03ebc7e6935ff6ef65ba Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Mon, 11 Jul 2016 12:19:14 +0200
Subject: [PATCH] provide a better error message for rbd without krbd

---
 src/PVE/LXC.pm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/PVE/LXC.pm b/src/PVE/LXC.pm
index caadce1..6cd4c71 100644
--- a/src/PVE/LXC.pm
+++ b/src/PVE/LXC.pm
@@ -1175,6 +1175,12 @@ sub mountpoint_mount {
     if ($storage) {
 
 	my $scfg = PVE::Storage::storage_config($storage_cfg, $storage);
+
+	# early sanity checks:
+	# we otherwise call realpath on the rbd url
+	die "containers on rbd storage without krbd are not supported\n"
+	    if $scfg->{type} eq 'rbd' && !$scfg->{krbd};
+
 	my $path = PVE::Storage::path($storage_cfg, $volid, $snapname);
 
 	my ($vtype, undef, undef, undef, undef, $isBase, $format) =
-- 
2.39.2