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dynamic bridge rate/vlan change on nic update

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if model change : we try to unplug like before
if bridge/nat change : we try to unplug like before

else if bridge, but rate/vlan/bridge change, we dynamicly change them without need hotplug

Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
This commit is contained in:
Alexandre Derumier 2013-03-05 10:22:18 +01:00 committed by Dietmar Maurer
parent 9d79146669
commit de8f60b252
1 changed files with 28 additions and 4 deletions
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32
PVE/API2/Qemu.pm
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@ -16,6 +16,7 @@ use PVE::QemuMigrate;
use PVE::RPCEnvironment;
use PVE::AccessControl;
use PVE::INotify;
use PVE::Network;
use Data::Dumper; # fixme: remove
@ -749,11 +750,34 @@ my $vmconfig_update_disk = sub {
my $vmconfig_update_net = sub {
my ($rpcenv, $authuser, $conf, $storecfg, $vmid, $opt, $value) = @_;
if ($conf->{$opt}) {
#if online update, then unplug first
die "error hot-unplug $opt for update" if !PVE::QemuServer::vm_deviceunplug($vmid, $conf, $opt);
}
if ($conf->{$opt} && PVE::QemuServer::check_running($vmid)) {
my $oldnet = PVE::QemuServer::parse_net($conf->{$opt});
my $newnet = PVE::QemuServer::parse_net($value);
if($oldnet->{model} ne $newnet->{model}){
#if model change, we try to hot-unplug
die "error hot-unplug $opt for update" if !PVE::QemuServer::vm_deviceunplug($vmid, $conf, $opt);
}else{
if($newnet->{bridge} && $oldnet->{bridge}){
my $iface = "tap".$vmid."i".$1 if $opt =~ m/net(\d+)/;
if($newnet->{rate} ne $oldnet->{rate}){
PVE::Network::tap_rate_limit($iface, $newnet->{rate});
}
if(($newnet->{bridge} ne $oldnet->{bridge}) || ($newnet->{tag} ne $oldnet->{tag})){
eval{PVE::Network::tap_unplug($iface, $oldnet->{bridge}, $oldnet->{tag});};
PVE::Network::tap_plug($iface, $newnet->{bridge}, $newnet->{tag});
}
}else{
#if bridge/nat mode change, we try to hot-unplug
die "error hot-unplug $opt for update" if !PVE::QemuServer::vm_deviceunplug($vmid, $conf, $opt);
}
}
}
$conf->{$opt} = $value;
PVE::QemuServer::update_config_nolock($vmid, $conf, 1);
$conf = PVE::QemuServer::load_config($vmid); # update/reload