From bb36bdec1506c7fbf57b786c907b0c7cd5efc117 Mon Sep 17 00:00:00 2001
From: jjakob <jernej.jakob@gmail.com>
Date: Sat, 11 Apr 2020 11:45:14 +0200
Subject: openvpn: T2235: add custom server pool handling

- add config options and logic for server client-ip-pool
- add function for determining default IPs for the server in different
  configurations
- verify for pool IPs and maximum subnet prefix length
- move remote netmask logic for client ifconfig-push to use new function
- add topology 'net30' , set it as default (as it already was)
- replace generic ip_* with IPv4* where necessary
- print warning to console when server client IP is in server pool
- fix server subnet help field
---
 interface-definitions/interfaces-openvpn.xml.in | 54 ++++++++++++++++++++++++-
 1 file changed, 52 insertions(+), 2 deletions(-)

(limited to 'interface-definitions/interfaces-openvpn.xml.in')

diff --git a/interface-definitions/interfaces-openvpn.xml.in b/interface-definitions/interfaces-openvpn.xml.in
index 92bac3fab..d926876f7 100644
--- a/interface-definitions/interfaces-openvpn.xml.in
+++ b/interface-definitions/interfaces-openvpn.xml.in
@@ -444,6 +444,52 @@
                   </leafNode>
                 </children>
               </tagNode>
+              <node name="client-ip-pool">
+                <properties>
+                  <help>Pool of client IP addresses</help>
+                </properties>
+                <children>
+                  <leafNode name="start">
+                    <properties>
+                      <help>First IP address in the pool</help>
+                      <constraint>
+                        <validator name="ipv4-address"/>
+                      </constraint>
+                      <valueHelp>
+                        <format>ipv4</format>
+                        <description>IPv4 address</description>
+                      </valueHelp>
+                    </properties>
+                  </leafNode>
+                  <leafNode name="stop">
+                    <properties>
+                      <help>Last IP address in the pool</help>
+                      <constraint>
+                        <validator name="ipv4-address"/>
+                      </constraint>
+                      <valueHelp>
+                        <format>ipv4</format>
+                        <description>IPv4 address</description>
+                      </valueHelp>
+                    </properties>
+                  </leafNode>
+                  <leafNode name="subnet-mask">
+                    <properties>
+                      <help>Subnet mask pushed to dynamic clients.
+                If not set the server subnet mask will be used.
+                Only used with topology subnet or device type tap.
+                Not used with bridged interfaces.</help>
+                      <constraint>
+                        <validator name="ipv4-address"/>
+                      </constraint>
+                      <valueHelp>
+                        <format>ipv4</format>
+                        <description>IPv4 subnet mask</description>
+                      </valueHelp>
+                    </properties>
+                  </leafNode>
+                </children>
+              </node>
               <leafNode name="domain-name">
                 <properties>
                   <help>DNS suffix to be pushed to all clients</help>
@@ -501,7 +547,7 @@
                   <help>Server-mode subnet (from which client IPs are allocated)</help>
                   <valueHelp>
                     <format>ipv4net</format>
-                    <description>IPv4 address and prefix length</description>
+                    <description>IPv4 network and prefix length</description>
                   </valueHelp>
                   <constraint>
                     <validator name="ipv4-prefix"/>
@@ -512,8 +558,12 @@
                 <properties>
                   <help>Topology for clients</help>
                   <completionHelp>
-                    <list>point-to-point subnet</list>
+                    <list>net30 point-to-point subnet</list>
                   </completionHelp>
+                  <valueHelp>
+                    <format>net30</format>
+                    <description>net30 topology</description>
+                  </valueHelp>
                   <valueHelp>
                     <format>point-to-point</format>
                     <description>Point-to-point topology</description>
-- 
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