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implement trivial hotplug

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Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
This commit is contained in:
Dietmar Maurer 2014-11-17 09:50:31 +01:00
parent 6ca8b69870
commit c427973b46
1 changed files with 46 additions and 1 deletions
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47
PVE/QemuServer.pm
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@ -3547,11 +3547,56 @@ sub set_migration_caps {
vm_mon_cmd_nocheck($vmid, "migrate-set-capabilities", capabilities => $cap_ref);
}
sub vmconfig_hotplug_pending {
my ($vmid, $conf, $storecfg) = @_;
my $defaults = PVE::QemuServer::load_defaults();
# commit values which do not have any impact on running VM first
my $changes = 0;
foreach my $opt (keys %{$conf->{pending}}) { # add/change
if ($opt eq 'name' || $opt eq 'hotplug' || $opt eq 'onboot' || $opt eq 'shares') {
$conf->{$opt} = $conf->{pending}->{$opt};
delete $conf->{pending}->{$opt};
$changes = 1;
}
}
if ($changes) {
update_config_nolock($vmid, $conf, 1);
$conf = load_config($vmid); # update/reload
}
$changes = 0;
# allow manual ballooning if shares is set to zero
if (defined($conf->{pending}->{balloon}) && defined($conf->{shares}) && ($conf->{shares} == 0)) {
my $balloon = $conf->{pending}->{balloon} || $conf->{memory} || $defaults->{memory};
vm_mon_cmd($vmid, "balloon", value => $balloon*1024*1024);
$conf->{balloon} = $conf->{pending}->{balloon};
delete $conf->{pending}->{balloon};
$changes = 1;
}
if ($changes) {
update_config_nolock($vmid, $conf, 1);
$conf = load_config($vmid); # update/reload
}
return if !$conf->{hotplug};
# fixme: implement disk/network hotplug here
}
sub vmconfig_apply_pending {
my ($vmid, $conf, $storecfg, $running) = @_;
die "implement me - vm is running" if $running; # fixme: if $conf->{hotplug};
return vmconfig_hotplug_pending($vmid, $conf, $storecfg) if $running;
# cold plug
my @delete = PVE::Tools::split_list($conf->{pending}->{delete});
foreach my $opt (@delete) { # delete