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package PVE::Network::SDN::Zones::VlanPlugin;
use strict;
use warnings;
use PVE::Network;
use PVE::Network::SDN::Zones::Plugin;
use PVE::Exception qw(raise raise_param_exc);
use base('PVE::Network::SDN::Zones::Plugin');
sub type {
return 'vlan';
}
PVE::JSONSchema::register_format('pve-sdn-vlanrange', \&pve_verify_sdn_vlanrange);
sub pve_verify_sdn_vlanrange {
my ($vlanstr) = @_;
PVE::Network::SDN::Zones::Plugin::parse_tag_number_or_range($vlanstr, '4096');
return $vlanstr;
}
sub properties {
return {
'bridge' => {
type => 'string',
},
'bridge-disable-mac-learning' => {
type => 'boolean',
description => "Disable auto mac learning.",
},
};
}
sub options {
return {
nodes => { optional => 1 },
'bridge' => { optional => 0 },
'bridge-disable-mac-learning' => { optional => 1 },
mtu => { optional => 1 },
dns => { optional => 1 },
reversedns => { optional => 1 },
dnszone => { optional => 1 },
ipam => { optional => 1 },
};
}
# Plugin implementation
sub generate_sdn_config {
my (
$class,
$plugin_config,
$zoneid,
$vnetid,
$vnet,
$controller,
$controller_cfg,
$subnet_cfg,
$interfaces_config,
$config,
) = @_;
my $bridge = $plugin_config->{bridge};
PVE::Network::SDN::Zones::Plugin::find_bridge($bridge);
my $vlan_aware = PVE::Network::SDN::Zones::Plugin::is_vlanaware($bridge);
my $is_ovs = PVE::Network::is_ovs_bridge($bridge);
my $tag = $vnet->{tag};
my $alias = $vnet->{alias};
my $mtu = $plugin_config->{mtu};
my $vnet_uplink = "ln_" . $vnetid;
my $vnet_uplinkpeer = "pr_" . $vnetid;
my @iface_config = ();
if ($is_ovs) {
# keep vmbrXvY for compatibility with existing network
# eth0----ovs vmbr0--(ovsintport tag)---->vnet---->vm
@iface_config = ();
push @iface_config, "ovs_type OVSIntPort";
push @iface_config, "ovs_bridge $bridge";
push @iface_config, "ovs_mtu $mtu" if $mtu;
if ($vnet->{vlanaware}) {
push @iface_config,
"ovs_options vlan_mode=dot1q-tunnel other_config:qinq-ethtype=802.1q tag=$tag";
} else {
push @iface_config, "ovs_options tag=$tag";
}
push(@{ $config->{$vnet_uplink} }, @iface_config) if !$config->{$vnet_uplink};
#redefine main ovs bridge, ifupdown2 will merge ovs_ports
@iface_config = ();
push @iface_config, "ovs_ports $vnet_uplink";
push(@{ $config->{$bridge} }, @iface_config);
} elsif ($vlan_aware) {
# eth0----vlanaware bridge vmbr0--(vmbr0.X tag)---->vnet---->vm
$vnet_uplink = "$bridge.$tag";
} else {
# keep vmbrXvY for compatibility with existing network
# eth0<---->eth0.X----vmbr0v10------vnet---->vm
my $bridgevlan = $bridge . "v" . $tag;
my @bridge_ifaces = PVE::Network::SDN::Zones::Plugin::get_bridge_ifaces($bridge);
my $bridge_ports = "";
foreach my $bridge_iface (@bridge_ifaces) {
$bridge_ports .= " $bridge_iface.$tag";
}
@iface_config = ();
push @iface_config, "link-type veth";
push @iface_config, "veth-peer-name $vnet_uplinkpeer";
push @iface_config, "mtu $mtu" if $mtu;
push(@{ $config->{$vnet_uplink} }, @iface_config) if !$config->{$vnet_uplink};
@iface_config = ();
push @iface_config, "link-type veth";
push @iface_config, "veth-peer-name $vnet_uplink";
push @iface_config, "mtu $mtu" if $mtu;
push(@{ $config->{$vnet_uplinkpeer} }, @iface_config) if !$config->{$vnet_uplinkpeer};
@iface_config = ();
push @iface_config, "bridge_ports $bridge_ports $vnet_uplinkpeer";
push @iface_config, "bridge_stp off";
push @iface_config, "bridge_fd 0";
push @iface_config, "mtu $mtu" if $mtu;
push(@{ $config->{$bridgevlan} }, @iface_config) if !$config->{$bridgevlan};
}
#vnet bridge
@iface_config = ();
push @iface_config, "bridge_ports $vnet_uplink";
push @iface_config, "bridge_stp off";
push @iface_config, "bridge_fd 0";
if ($vnet->{vlanaware}) {
push @iface_config, "bridge-vlan-aware yes";
push @iface_config, "bridge-vids 2-4094";
}
push @iface_config, "mtu $mtu" if $mtu;
push @iface_config, "alias $alias" if $alias;
push(@{ $config->{$vnetid} }, @iface_config) if !$config->{$vnetid};
return $config;
}
sub status {
my ($class, $plugin_config, $zone, $vnetid, $vnet, $status) = @_;
my $bridge = $plugin_config->{bridge};
if (!-d "/sys/class/net/$bridge") {
return ["missing $bridge"];
}
my $vlan_aware = PVE::Network::SDN::Zones::Plugin::is_vlanaware($bridge);
my $is_ovs = PVE::Network::is_ovs_bridge($bridge);
my $tag = $vnet->{tag};
my $vnet_uplink = "ln_" . $vnetid;
my $vnet_uplinkpeer = "pr_" . $vnetid;
# ifaces to check
my $ifaces = [$vnetid, $bridge];
if ($is_ovs) {
push @$ifaces, $vnet_uplink;
} elsif (!$vlan_aware) {
my $bridgevlan = $bridge . "v" . $tag;
push @$ifaces, $bridgevlan;
push @$ifaces, $vnet_uplink;
push @$ifaces, $vnet_uplinkpeer;
}
return $class->generate_status_message($vnetid, $status, $ifaces);
}
sub vnet_update_hook {
my ($class, $vnet_cfg, $vnetid, $zone_cfg) = @_;
my $vnet = $vnet_cfg->{ids}->{$vnetid};
my $tag = $vnet->{tag};
raise_param_exc({ tag => "missing vlan tag" }) if !defined($vnet->{tag});
raise_param_exc({ tag => "vlan tag max value is 4096" }) if $vnet->{tag} > 4096;
# verify that tag is not already defined in another vnet on same zone
foreach my $id (keys %{ $vnet_cfg->{ids} }) {
next if $id eq $vnetid;
my $othervnet = $vnet_cfg->{ids}->{$id};
my $other_tag = $othervnet->{tag};
next if $vnet->{zone} ne $othervnet->{zone};
raise_param_exc({ tag => "tag $tag already exist in vnet $id" })
if $other_tag && $tag eq $other_tag;
}
}
1;
|
