From ac89b13201ae4943a33b1f400e94a3d817a2ec0b Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Sat, 21 Aug 2021 11:35:07 +0200
Subject: pppoe: T1318: implement missing access-concentrator CLI option

(cherry picked from commit b121ee14ff1961b56568b0116de3c246ea4af934)
---
 data/templates/pppoe/peer.tmpl                           | 16 ++++++++--------
 .../include/pppoe-access-concentrator.xml.i              | 11 +++++++++++
 interface-definitions/interfaces-pppoe.xml.in            | 12 ++----------
 interface-definitions/service_pppoe-server.xml.in        | 10 ++--------
 4 files changed, 23 insertions(+), 26 deletions(-)
 create mode 100644 interface-definitions/include/pppoe-access-concentrator.xml.i

diff --git a/data/templates/pppoe/peer.tmpl b/data/templates/pppoe/peer.tmpl
index 0f78f9384..818f40745 100644
--- a/data/templates/pppoe/peer.tmpl
+++ b/data/templates/pppoe/peer.tmpl
@@ -1,8 +1,5 @@
 ### Autogenerated by interfaces-pppoe.py ###
-
-{% if description %}
-# {{ description }}
-{% endif %}
+{{ '# ' ~ description if description is defined else '' }}
 
 # Require peer to provide the local IP address if it is not
 # specified explicitly in the config file.
@@ -38,6 +35,13 @@ noproxyarp
 maxfail 0
 
 plugin rp-pppoe.so
+{% if access_concentrator is defined and access_concentrator is not none %}
+rp_pppoe_ac '{{ access_concentrator }}'
+{% endif %}
+{% if service_name is defined and service_name is not none %}
+rp_pppoe_service '{{ service_name }}'
+{% endif %}
+
 {{ source_interface }}
 persist
 ifname {{ ifname }}
@@ -60,10 +64,6 @@ ipv6cp-use-ipaddr
 {%   endif %}
 {% endif %}
 
-{% if service_name is defined %}
-rp_pppoe_service "{{ service_name }}"
-{% endif %}
-
 {% if connect_on_demand is defined %}
 demand
 # See T2249. PPP default route options should only be set when in on-demand
diff --git a/interface-definitions/include/pppoe-access-concentrator.xml.i b/interface-definitions/include/pppoe-access-concentrator.xml.i
new file mode 100644
index 000000000..ccfcc1c49
--- /dev/null
+++ b/interface-definitions/include/pppoe-access-concentrator.xml.i
@@ -0,0 +1,11 @@
+<!-- include start from pppoe-access-concentrator.xml.i -->
+<leafNode name="access-concentrator">
+  <properties>
+    <help>Access concentrator name</help>
+    <constraint>
+      <regex>[a-zA-Z0-9]{1,100}</regex>
+    </constraint>
+    <constraintErrorMessage>Access-concentrator name must be alphanumerical only (max. 100 characters)</constraintErrorMessage>
+  </properties>
+</leafNode>
+<!-- include end -->
diff --git a/interface-definitions/interfaces-pppoe.xml.in b/interface-definitions/interfaces-pppoe.xml.in
index 1bbfa63af..4792e4b94 100644
--- a/interface-definitions/interfaces-pppoe.xml.in
+++ b/interface-definitions/interfaces-pppoe.xml.in
@@ -16,15 +16,7 @@
           </valueHelp>
         </properties>
         <children>
-          <leafNode name="access-concentrator">
-            <properties>
-              <help>Access concentrator name (only connect to this concentrator)</help>
-              <constraint>
-                <regex>[a-zA-Z0-9]+$</regex>
-              </constraint>
-              <constraintErrorMessage>Access concentrator name must be composed of uppper and lower case letters or numbers only</constraintErrorMessage>
-            </properties>
-          </leafNode>
+          #include <include/pppoe-access-concentrator.xml.i>
           #include <include/interface/authentication.xml.i>
           #include <include/interface/dial-on-demand.xml.i>
           <leafNode name="default-route">
@@ -136,7 +128,7 @@
               <constraint>
                 <regex>[a-zA-Z0-9]+$</regex>
               </constraint>
-              <constraintErrorMessage>Service name must be composed of uppper and lower case letters or numbers only</constraintErrorMessage>
+              <constraintErrorMessage>Service name must be alphanumeric only</constraintErrorMessage>
             </properties>
           </leafNode>
         </children>
diff --git a/interface-definitions/service_pppoe-server.xml.in b/interface-definitions/service_pppoe-server.xml.in
index 9d3420ed2..037a18e1d 100644
--- a/interface-definitions/service_pppoe-server.xml.in
+++ b/interface-definitions/service_pppoe-server.xml.in
@@ -8,14 +8,8 @@
           <priority>900</priority>
         </properties>
         <children>
+          #include <include/pppoe-access-concentrator.xml.i>
           <leafNode name="access-concentrator">
-            <properties>
-              <help>Access concentrator name</help>
-              <constraint>
-                <regex>[a-zA-Z0-9]{1,100}</regex>
-              </constraint>
-              <constraintErrorMessage>access-concentrator name limited to alphanumerical characters only (max. 100)</constraintErrorMessage>
-            </properties>
             <defaultValue>vyos-ac</defaultValue>
           </leafNode>
           <node name="authentication">
@@ -129,7 +123,7 @@
               <constraint>
                 <regex>[a-zA-Z0-9\-]{1,100}</regex>
               </constraint>
-              <constraintErrorMessage>servicename can contain aplhanumerical characters and dashes only (max. 100)</constraintErrorMessage>
+              <constraintErrorMessage>Service-name can contain aplhanumerical characters and dashes only (max. 100)</constraintErrorMessage>
               <multi/>
             </properties>
           </leafNode>
-- 
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