From 41133869c50cd691735a141722dbca72827191e5 Mon Sep 17 00:00:00 2001
From: sarthurdev <965089+sarthurdev@users.noreply.github.com>
Date: Fri, 15 Sep 2023 18:31:17 +0200
Subject: firewall: T4502: Update to flowtable CLI

`set firewall flowtable <name> interface <ifname>`
`set firewall flowtable <name> offload [software|hardware]`

`set firewall [ipv4|ipv6] forward filter rule N action offload`
`set firewall [ipv4|ipv6] forward filter rule N offload-target <name>`
---
 data/templates/firewall/nftables-offload.j2 | 16 ++++++--------
 data/templates/firewall/nftables.j2         | 34 +++++++++++------------------
 2 files changed, 20 insertions(+), 30 deletions(-)

(limited to 'data/templates')

diff --git a/data/templates/firewall/nftables-offload.j2 b/data/templates/firewall/nftables-offload.j2
index 6afcd79f7..a893e05b2 100644
--- a/data/templates/firewall/nftables-offload.j2
+++ b/data/templates/firewall/nftables-offload.j2
@@ -1,11 +1,9 @@
-{% macro render_flowtable(name, devices, priority='filter', hardware_offload=false, with_counter=true) %}
-flowtable {{ name }} {
-    hook ingress priority {{ priority }}; devices = { {{ devices | join(', ') }} };
-{% if hardware_offload %}
-    flags offload;
+{% macro flowtable(name, config) %}
+    flowtable VYOS_FLOWTABLE_{{ name }} {
+        hook ingress priority 0; devices = { {{ config.interface | join(', ') }} };
+{% if config.offload is vyos_defined('hardware') %}
+        flags offload;
 {% endif %}
-{% if with_counter %}
-    counter
-{% endif %}
-}
+        counter
+    }
 {% endmacro %}
diff --git a/data/templates/firewall/nftables.j2 b/data/templates/firewall/nftables.j2
index 1564b3ef8..b74522109 100644
--- a/data/templates/firewall/nftables.j2
+++ b/data/templates/firewall/nftables.j2
@@ -2,7 +2,7 @@
 
 {% import 'firewall/nftables-defines.j2' as group_tmpl %}
 {% import 'firewall/nftables-bridge.j2' as bridge_tmpl %}
-{% import 'firewall/nftables-offload.j2' as offload %}
+{% import 'firewall/nftables-offload.j2' as offload_tmpl %}
 
 flush chain raw vyos_global_rpfilter
 flush chain ip6 raw vyos_global_rpfilter
@@ -34,6 +34,12 @@ delete table ip vyos_filter
 {% endif %}
 table ip vyos_filter {
 {% if ipv4 is vyos_defined %}
+{%     if flowtable is vyos_defined %}
+{%         for name, flowtable_conf in flowtable.items() %}
+{{ offload_tmpl.flowtable(name, flowtable_conf) }}
+{%         endfor %}
+{%     endif %}
+
 {%     set ns = namespace(sets=[]) %}
 {%     if ipv4.forward is vyos_defined %}
 {%         for prior, conf in ipv4.forward.items() %}
@@ -153,6 +159,12 @@ delete table ip6 vyos_filter
 {% endif %}
 table ip6 vyos_filter {
 {% if ipv6 is vyos_defined %}
+{%     if flowtable is vyos_defined %}
+{%         for name, flowtable_conf in flowtable.items() %}
+{{ offload_tmpl.flowtable(name, flowtable_conf) }}
+{%         endfor %}
+{%     endif %}
+
 {%     set ns = namespace(sets=[]) %}
 {%     if ipv6.forward is vyos_defined %}
 {%         for prior, conf in ipv6.forward.items() %}
@@ -261,23 +273,3 @@ table bridge vyos_filter {
 {{ group_tmpl.groups(group, False, False) }}
 }
 {% endif %}
-
-{% if first_install is not vyos_defined %}
-delete table inet vyos_offload
-{% endif %}
-table inet vyos_offload {
-{% if global_options.flow_offload.hardware.interface is vyos_defined %}
-    {{- offload.render_flowtable('VYOS_FLOWTABLE_hardware', global_options.flow_offload.hardware.interface | list, priority='filter - 2', hardware_offload=true) }}
-    chain VYOS_OFFLOAD_hardware {
-        type filter hook forward priority filter - 2; policy accept;
-        ct state { established, related } meta l4proto { tcp, udp } flow add @VYOS_FLOWTABLE_hardware
-    }
-{% endif %}
-{% if global_options.flow_offload.software.interface is vyos_defined %}
-    {{- offload.render_flowtable('VYOS_FLOWTABLE_software', global_options.flow_offload.software.interface | list, priority='filter - 1') }}
-    chain VYOS_OFFLOAD_software {
-        type filter hook forward priority filter - 1; policy accept;
-        ct state { established, related } meta l4proto { tcp, udp } flow add @VYOS_FLOWTABLE_software
-    }
-{% endif %}
-}
-- 
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