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package PVE::Network::SDN::Controllers;
use strict;
use warnings;
use Data::Dumper;
use JSON;
use PVE::Tools qw(extract_param dir_glob_regex run_command);
use PVE::Cluster qw(cfs_read_file cfs_write_file cfs_lock_file);
use PVE::Network::SDN::Vnets;
use PVE::Network::SDN::Zones;
use PVE::Network::SDN::Controllers::EvpnPlugin;
use PVE::Network::SDN::Controllers::BgpPlugin;
use PVE::Network::SDN::Controllers::IsisPlugin;
use PVE::Network::SDN::Controllers::FaucetPlugin;
use PVE::Network::SDN::Controllers::Plugin;
PVE::Network::SDN::Controllers::EvpnPlugin->register();
PVE::Network::SDN::Controllers::BgpPlugin->register();
PVE::Network::SDN::Controllers::IsisPlugin->register();
PVE::Network::SDN::Controllers::FaucetPlugin->register();
PVE::Network::SDN::Controllers::Plugin->init();
sub sdn_controllers_config {
my ($cfg, $id, $noerr) = @_;
die "no sdn controller ID specified\n" if !$id;
my $scfg = $cfg->{ids}->{$id};
die "sdn '$id' does not exist\n" if (!$noerr && !$scfg);
return $scfg;
}
sub config {
my $config = cfs_read_file("sdn/controllers.cfg");
$config = cfs_read_file("sdn/controllers.cfg") if !keys %{$config->{ids}};
return $config;
}
sub write_config {
my ($cfg) = @_;
cfs_write_file("sdn/controllers.cfg", $cfg);
}
sub lock_sdn_controllers_config {
my ($code, $errmsg) = @_;
cfs_lock_file("sdn/controllers.cfg", undef, $code);
if (my $err = $@) {
$errmsg ? die "$errmsg: $err" : die $err;
}
}
sub sdn_controllers_ids {
my ($cfg) = @_;
return sort keys %{$cfg->{ids}};
}
sub complete_sdn_controller {
my ($cmdname, $pname, $cvalue) = @_;
my $cfg = PVE::Network::SDN::running_config();
return $cmdname eq 'add' ? [] : [ PVE::Network::SDN::sdn_controllers_ids($cfg) ];
}
sub generate_controller_config {
my $cfg = PVE::Network::SDN::running_config();
my $vnet_cfg = $cfg->{vnets};
my $zone_cfg = $cfg->{zones};
my $controller_cfg = $cfg->{controllers};
return if !$vnet_cfg && !$zone_cfg && !$controller_cfg;
# read main config for physical interfaces
my $current_config_file = "/etc/network/interfaces";
my $fh = IO::File->new($current_config_file) or die "failed to open $current_config_file - $!\n";
my $interfaces_config = PVE::INotify::read_etc_network_interfaces($current_config_file, $fh);
$fh->close();
# check uplinks
my $uplinks = {};
foreach my $id (keys %{$interfaces_config->{ifaces}}) {
my $interface = $interfaces_config->{ifaces}->{$id};
if (my $uplink = $interface->{'uplink-id'}) {
die "uplink-id $uplink is already defined on $uplinks->{$uplink}" if $uplinks->{$uplink};
$interface->{name} = $id;
$uplinks->{$interface->{'uplink-id'}} = $interface;
}
}
# generate configuration
my $config = {};
foreach my $id (sort keys %{$controller_cfg->{ids}}) {
my $plugin_config = $controller_cfg->{ids}->{$id};
my $plugin = PVE::Network::SDN::Controllers::Plugin->lookup($plugin_config->{type});
$plugin->generate_controller_config($plugin_config, $controller_cfg, $id, $uplinks, $config);
}
foreach my $id (sort keys %{$zone_cfg->{ids}}) {
my $plugin_config = $zone_cfg->{ids}->{$id};
my $controllerid = $plugin_config->{controller};
next if !$controllerid;
my $controller = $controller_cfg->{ids}->{$controllerid};
if ($controller) {
my $controller_plugin = PVE::Network::SDN::Controllers::Plugin->lookup($controller->{type});
$controller_plugin->generate_controller_zone_config($plugin_config, $controller, $controller_cfg, $id, $uplinks, $config);
}
}
foreach my $id (sort keys %{$vnet_cfg->{ids}}) {
my $plugin_config = $vnet_cfg->{ids}->{$id};
my $zoneid = $plugin_config->{zone};
next if !$zoneid;
my $zone = $zone_cfg->{ids}->{$zoneid};
next if !$zone;
my $controllerid = $zone->{controller};
next if !$controllerid;
my $controller = $controller_cfg->{ids}->{$controllerid};
if ($controller) {
my $controller_plugin = PVE::Network::SDN::Controllers::Plugin->lookup($controller->{type});
$controller_plugin->generate_controller_vnet_config($plugin_config, $controller, $zone, $zoneid, $id, $config);
}
}
return $config;
}
sub reload_controller {
my $cfg = PVE::Network::SDN::running_config();
my $controller_cfg = $cfg->{controllers};
return if !$controller_cfg;
foreach my $id (keys %{$controller_cfg->{ids}}) {
my $plugin_config = $controller_cfg->{ids}->{$id};
my $plugin = PVE::Network::SDN::Controllers::Plugin->lookup($plugin_config->{type});
$plugin->reload_controller();
}
}
sub generate_controller_rawconfig {
my ($config) = @_;
my $cfg = PVE::Network::SDN::running_config();
my $controller_cfg = $cfg->{controllers};
return if !$controller_cfg;
my $rawconfig = "";
foreach my $id (keys %{$controller_cfg->{ids}}) {
my $plugin_config = $controller_cfg->{ids}->{$id};
my $plugin = PVE::Network::SDN::Controllers::Plugin->lookup($plugin_config->{type});
$rawconfig .= $plugin->generate_controller_rawconfig($plugin_config, $config);
}
return $rawconfig;
}
sub write_controller_config {
my ($config) = @_;
my $cfg = PVE::Network::SDN::running_config();
my $controller_cfg = $cfg->{controllers};
return if !$controller_cfg;
foreach my $id (keys %{$controller_cfg->{ids}}) {
my $plugin_config = $controller_cfg->{ids}->{$id};
my $plugin = PVE::Network::SDN::Controllers::Plugin->lookup($plugin_config->{type});
$plugin->write_controller_config($plugin_config, $config);
}
}
1;
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