From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [IPv6:2a01:7e0:0:424::9]) by lore.proxmox.com (Postfix) with ESMTPS id 6AA061FF136 for ; Mon, 04 May 2026 13:41:51 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 28C251C331; Mon, 4 May 2026 13:40:49 +0200 (CEST) From: Stefan Hanreich To: pve-devel@lists.proxmox.com Subject: [PATCH pve-network v3 28/44] bgp controller: allow configuring custom route maps Date: Mon, 4 May 2026 13:39:25 +0200 Message-ID: <20260504113943.159905-29-s.hanreich@proxmox.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260504113943.159905-1-s.hanreich@proxmox.com> References: <20260504113943.159905-1-s.hanreich@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1777894689894 X-SPAM-LEVEL: Spam detection results: 0 AWL 0.684 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Message-ID-Hash: FQKIAEVSTALSYT64GBCRKLW3M25WFHAO X-Message-ID-Hash: FQKIAEVSTALSYT64GBCRKLW3M25WFHAO X-MailFrom: s.hanreich@proxmox.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list List-Id: Proxmox VE development discussion List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Allows specifying custom route maps, as created in our SDN stack, to the BGP controller. This can e.g. be used for only selectively exporting routes from the default routing table via BGP instead of having to export the whole routing table. Signed-off-by: Stefan Hanreich --- src/PVE/Network/SDN/Controllers/BgpPlugin.pm | 30 +++++++++++++++++--- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/src/PVE/Network/SDN/Controllers/BgpPlugin.pm b/src/PVE/Network/SDN/Controllers/BgpPlugin.pm index d54c9ec..d68db40 100644 --- a/src/PVE/Network/SDN/Controllers/BgpPlugin.pm +++ b/src/PVE/Network/SDN/Controllers/BgpPlugin.pm @@ -52,6 +52,8 @@ sub options { 'ebgp' => { optional => 1 }, 'ebgp-multihop' => { optional => 1 }, 'loopback' => { optional => 1 }, + 'route-map-in' => { optional => 1 }, + 'route-map-out' => { optional => 1 }, }; } @@ -111,12 +113,19 @@ sub generate_frr_config { my $mask = Net::IP::ip_is_ipv6($ifaceip) ? "128" : "32"; my $af_key = "${ipversion}_unicast"; + my $bgp_neighbor = { + name => "BGP", + soft_reconfiguration_inbound => 1, + }; + + $bgp_neighbor->{route_map_in} = $plugin_config->{'route-map-in'} + if $plugin_config->{'route-map-in'}; + $bgp_neighbor->{route_map_out} = $plugin_config->{'route-map-out'} + if $plugin_config->{'route-map-out'}; + $bgp_router->{address_families}->{$af_key} //= { networks => [], - neighbors => [{ - name => "BGP", - soft_reconfiguration_inbound => 1, - }], + neighbors => [$bgp_neighbor], }; push @{ $bgp_router->{address_families}->{$af_key}->{networks} }, "$ifaceip/$mask" @@ -181,6 +190,19 @@ sub on_update_hook { $controllernb++; die "only 1 bgp controller can be defined" if $controllernb > 1; } + + my $controller = $controller_cfg->{ids}->{$controllerid}; + my $route_map_config = PVE::Network::SDN::RouteMaps::config(0); + + if ($controller->{'route-map-in'}) { + my $entries = $route_map_config->list_route_map($controller->{'route-map-in'}); + die "route map $controller->{'route-map-in'} does not exist!" if !$entries->%*; + } + + if ($controller->{'route-map-out'}) { + my $entries = $route_map_config->list_route_map($controller->{'route-map-out'}); + die "route map $controller->{'route-map-out'} does not exist!" if !$entries->%*; + } } 1; -- 2.47.3