[pve-devel] [PATCH guest-common 1/1] storage tunnel: check just-imported image files

["Fabian Grünbichler" <f.gruenbichler@proxmox.com>]

remote migration requires elevated privileges already and can thus only be
triggered by trusted sources, but an additional safeguard of checking the image
for external references doesn't hurt.

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
---

Notes:
    requires pve-storage change to actually have an effect

 src/PVE/StorageTunnel.pm | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/PVE/StorageTunnel.pm b/src/PVE/StorageTunnel.pm
index c880889..21780bd 100644
--- a/src/PVE/StorageTunnel.pm
+++ b/src/PVE/StorageTunnel.pm
@@ -280,6 +280,13 @@ sub handle_query_disk_import {
 	delete $state->{sockets}->{$unix};
 	delete $state->{disk_import};
 	$state->{cleanup}->{volumes}->{$volid} = 1;
+	my $cfg = PVE::Storage::config();
+	my ($storage, $volume) = PVE::Storage::parse_volume_id($volid);
+	my $scfg = PVE::Storage::storage_config($cfg, $storage);
+	# check imported image for bad references
+	if ($scfg->{path}) {
+	    PVE::Storage::file_size_info(PVE::Storage::path($cfg, $volid), undef, 1);
+	}
 	return {
 	    status => "complete",
 	    volid => $volid,
-- 
2.39.2



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