[pve-devel] [PATCH guest-common 1/1] migrate: handle migration_network with remote migration

[Fabian Grünbichler]

we only want to use an explicitly provided migration network, not one
for the local cluster.

Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>
---
 src/PVE/AbstractMigrate.pm | 51 +++++++++++++++++++++++---------------
 1 file changed, 31 insertions(+), 20 deletions(-)

diff --git a/src/PVE/AbstractMigrate.pm b/src/PVE/AbstractMigrate.pm
index af2be38..ec60b82 100644
--- a/src/PVE/AbstractMigrate.pm
+++ b/src/PVE/AbstractMigrate.pm
@@ -115,22 +115,27 @@ sub migrate {
 
     $class = ref($class) || $class;
 
-    my $dc_conf = PVE::Cluster::cfs_read_file('datacenter.cfg');
+    my ($ssh_info, $rem_ssh);
+    if (!$opts->{remote}) {
+	my $dc_conf = PVE::Cluster::cfs_read_file('datacenter.cfg');
 
-    my $migration_network = $opts->{migration_network};
-    if (!defined($migration_network)) {
-	$migration_network = $dc_conf->{migration}->{network};
-    }
-    my $ssh_info = PVE::SSHInfo::get_ssh_info($node, $migration_network);
-    $nodeip = $ssh_info->{ip};
-
-    my $migration_type = 'secure';
-    if (defined($opts->{migration_type})) {
-	$migration_type = $opts->{migration_type};
-    } elsif (defined($dc_conf->{migration}->{type})) {
-        $migration_type = $dc_conf->{migration}->{type};
+	my $migration_network = $opts->{migration_network};
+	if (!defined($migration_network)) {
+	    $migration_network = $dc_conf->{migration}->{network};
+	}
+	$ssh_info = PVE::SSHInfo::get_ssh_info($node, $migration_network);
+	$nodeip = $ssh_info->{ip};
+
+	my $migration_type = 'secure';
+	if (defined($opts->{migration_type})) {
+	    $migration_type = $opts->{migration_type};
+	} elsif (defined($dc_conf->{migration}->{type})) {
+	    $migration_type = $dc_conf->{migration}->{type};
+	}
+	$opts->{migration_type} = $migration_type;
+	$opts->{migration_network} = $migration_network;
+	$rem_ssh = PVE::SSHInfo::ssh_info_to_command($ssh_info);
     }
-    $opts->{migration_type} = $migration_type;
 
     my $self = {
 	delayed_interrupt => 0,
@@ -139,7 +144,7 @@ sub migrate {
 	node => $node,
 	ssh_info => $ssh_info,
 	nodeip => $nodeip,
-	rem_ssh => PVE::SSHInfo::ssh_info_to_command($ssh_info)
+	rem_ssh => $rem_ssh,
     };
 
     $self = bless $self, $class;
@@ -162,15 +167,21 @@ sub migrate {
 	&$eval_int($self, sub { $self->{running} = $self->prepare($self->{vmid}); });
 	die $@ if $@;
 
-	if (defined($migration_network)) {
+	if (defined($self->{opts}->{migration_network})) {
 	    $self->log('info', "use dedicated network address for sending " .
 	               "migration traffic ($self->{nodeip})");
 
 	    # test if we can connect to new IP
-	    my $cmd = [ @{$self->{rem_ssh}}, '/bin/true' ];
-	    eval { $self->cmd_quiet($cmd); };
-	    die "Can't connect to destination address ($self->{nodeip}) using " .
-	        "public key authentication\n" if $@;
+	    if ($self->{opts}->{remote}) {
+		eval { $self->{opts}->{remote}->{client}->get("/") };
+		die "Can't connect to destination address ($self->{nodeip}) using " .
+		    "API connection - $@\n" if $@;
+	    } else {
+		my $cmd = [ @{$self->{rem_ssh}}, '/bin/true' ];
+		eval { $self->cmd_quiet($cmd); };
+		die "Can't connect to destination address ($self->{nodeip}) using " .
+		    "public key authentication\n" if $@;
+	    }
 	}
 
 	&$eval_int($self, sub { $self->phase1($self->{vmid}); });
-- 
2.30.2