PVE/Network/SDN/Zones/VxlanPlugin.pm

   1 package PVE::Network::SDN::Zones::VxlanPlugin;
   2
   3 use strict;
   4 use warnings;
   5 use PVE::Network::SDN::Zones::Plugin;
   6 use PVE::Tools qw($IPV4RE);
   7 use PVE::INotify;
   8 use PVE::Network::SDN::Controllers::EvpnPlugin;
   9 use PVE::Exception qw(raise raise_param_exc);
  10
  11 use base('PVE::Network::SDN::Zones::Plugin');
  12
  13 PVE::JSONSchema::register_format('pve-sdn-vxlanrange', \&pve_verify_sdn_vxlanrange);
  14 sub pve_verify_sdn_vxlanrange {
  15    my ($vxlanstr) = @_;
  16
  17    PVE::Network::SDN::Zones::Plugin::parse_tag_number_or_range($vxlanstr, '16777216');
  18
  19    return $vxlanstr;
  20 }
  21
  22 sub type {
  23     return 'vxlan';
  24 }
  25
  26 sub properties {
  27     return {
  28         'peers' => {
  29             description => "peers address list.",
  30             type => 'string', format => 'ip-list'
  31         },
  32     };
  33 }
  34
  35 sub options {
  36
  37     return {
  38         nodes => { optional => 1},
  39         peers => { optional => 0 },
  40         mtu => { optional => 1 },
  41         dns => { optional => 1 },
  42         reversedns => { optional => 1 },
  43         dnszone => { optional => 1 },
  44     };
  45 }
  46
  47 # Plugin implementation
  48 sub generate_sdn_config {
  49     my ($class, $plugin_config, $zoneid, $vnetid, $vnet, $controller, $subnet_cfg, $interfaces_config, $config) = @_;
  50
  51     my $tag = $vnet->{tag};
  52     my $alias = $vnet->{alias};
  53     my $multicastaddress = $plugin_config->{'multicast-address'};
  54     my @peers;
  55     @peers = PVE::Tools::split_list($plugin_config->{'peers'}) if $plugin_config->{'peers'};
  56     my $vxlan_iface = "vxlan_$vnetid";
  57
  58     die "missing vxlan tag" if !$tag;
  59
  60     my ($ifaceip, $iface) = PVE::Network::SDN::Zones::Plugin::find_local_ip_interface_peers(\@peers);
  61
  62     my $mtu = 1450;
  63     $mtu = $interfaces_config->{$iface}->{mtu} - 50 if $interfaces_config->{$iface}->{mtu};
  64     $mtu = $plugin_config->{mtu} if $plugin_config->{mtu};
  65
  66     #vxlan interface
  67     my @iface_config = ();
  68     push @iface_config, "vxlan-id $tag";
  69
  70     foreach my $address (@peers) {
  71         next if $address eq $ifaceip;
  72         push @iface_config, "vxlan_remoteip $address";
  73     }
  74
  75
  76     push @iface_config, "mtu $mtu" if $mtu;
  77     push(@{$config->{$vxlan_iface}}, @iface_config) if !$config->{$vxlan_iface};
  78
  79     #vnet bridge
  80     @iface_config = ();
  81     push @iface_config, "bridge_ports $vxlan_iface";
  82     push @iface_config, "bridge_stp off";
  83     push @iface_config, "bridge_fd 0";
  84     if($vnet->{vlanaware}) {
  85         push @iface_config, "bridge-vlan-aware yes";
  86         push @iface_config, "bridge-vids 2-4094";
  87     }
  88     push @iface_config, "mtu $mtu" if $mtu;
  89     push @iface_config, "alias $alias" if $alias;
  90     push(@{$config->{$vnetid}}, @iface_config) if !$config->{$vnetid};
  91
  92     return $config;
  93 }
  94
  95 sub vnet_update_hook {
  96     my ($class, $vnet) = @_;
  97
  98     raise_param_exc({ tag => "missing vxlan tag"}) if !defined($vnet->{tag});
  99     raise_param_exc({ tag => "vxlan tag max value is 16777216"}) if $vnet->{tag} > 16777216;
 100 }
 101
 102 1;
 103
 104