[pve-devel] [PATCH qemu-server v5 4/6] api: migrate preconditions: use new check_local_resources info

[Dominik Csapak <d.csapak@proxmox.com>]

for offline migration, limit the allowed nodes to the ones where the
mapped resources are available

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
 PVE/API2/Qemu.pm | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/PVE/API2/Qemu.pm b/PVE/API2/Qemu.pm
index 038bb1d4..3da08318 100644
--- a/PVE/API2/Qemu.pm
+++ b/PVE/API2/Qemu.pm
@@ -4332,7 +4332,11 @@ __PACKAGE__->register_method({
 
 	$res->{running} = PVE::QemuServer::check_running($vmid) ? 1:0;
 
-	# if vm is not running, return target nodes where local storage is available
+	my ($local_resources, $mapped_resources, $not_allowed_nodes) =
+	    PVE::QemuServer::check_local_resources($vmconf, 1);
+	delete $not_allowed_nodes->{$localnode};
+
+	# if vm is not running, return target nodes where local storage/mapped devices are available
 	# for offline migration
 	if (!$res->{running}) {
 	    $res->{allowed_nodes} = [];
@@ -4340,7 +4344,12 @@ __PACKAGE__->register_method({
 	    delete $checked_nodes->{$localnode};
 
 	    foreach my $node (keys %$checked_nodes) {
-		if (!defined $checked_nodes->{$node}->{unavailable_storages}) {
+		if (scalar($not_allowed_nodes->{$node}->@*)) {
+		    $checked_nodes->{$node}->{unavailable_resources} = $not_allowed_nodes->{$node};
+		    next;
+		}
+
+		if (!defined($checked_nodes->{$node}->{unavailable_storages})) {
 		    push @{$res->{allowed_nodes}}, $node;
 		}
 
@@ -4348,13 +4357,11 @@ __PACKAGE__->register_method({
 	    $res->{not_allowed_nodes} = $checked_nodes;
 	}
 
-
 	my $local_disks = &$check_vm_disks_local($storecfg, $vmconf, $vmid);
 	$res->{local_disks} = [ values %$local_disks ];;
 
-	my $local_resources =  PVE::QemuServer::check_local_resources($vmconf, 1);
-
 	$res->{local_resources} = $local_resources;
+	$res->{mapped_resources} = $mapped_resources;
 
 	return $res;
 
-- 
2.30.2