From f4f447738aa1ebbe01b6d2acf75bccf5fbebad9c Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Mon, 15 Nov 2021 20:53:05 +0100
Subject: vrf: T3960: when adding multiple VRFs and VNIs - do not delete
 previous ones

---
 data/templates/frr/vrf-vni.frr.tmpl | 10 ++++++----
 interface-definitions/vrf.xml.in    |  2 +-
 src/conf_mode/vrf_vni.py            | 25 ++++++++-----------------
 3 files changed, 15 insertions(+), 22 deletions(-)

diff --git a/data/templates/frr/vrf-vni.frr.tmpl b/data/templates/frr/vrf-vni.frr.tmpl
index 51d4ede1b..299c9719e 100644
--- a/data/templates/frr/vrf-vni.frr.tmpl
+++ b/data/templates/frr/vrf-vni.frr.tmpl
@@ -1,7 +1,9 @@
-{% if vrf is defined and vrf is not none %}
+{% if name is defined and name is not none %}
+{%   for vrf, vrf_config in name.items() %}
 vrf {{ vrf }}
-{%   if vni is defined and vni is not none %}
- vni {{ vni }}
-{%   endif %}
+{%     if vrf_config.vni is defined and vrf_config.vni is not none %}
+ vni {{ vrf_config.vni }}
+{%     endif %}
  exit-vrf
+{%   endfor %}
 {% endif %}
diff --git a/interface-definitions/vrf.xml.in b/interface-definitions/vrf.xml.in
index a82c0b2a6..d6a602f53 100644
--- a/interface-definitions/vrf.xml.in
+++ b/interface-definitions/vrf.xml.in
@@ -85,7 +85,7 @@
               <constraintErrorMessage>VRF routing table must be in range from 100 to 65535</constraintErrorMessage>
             </properties>
           </leafNode>
-          <leafNode name="vni" owner="${vyos_conf_scripts_dir}/vrf_vni.py $VAR(../@)">
+          <leafNode name="vni" owner="${vyos_conf_scripts_dir}/vrf_vni.py">
             <properties>
               <help>Virtual Network Identifier</help>
               <!-- priority must be after BGP -->
diff --git a/src/conf_mode/vrf_vni.py b/src/conf_mode/vrf_vni.py
index 87ee8f2d1..8baa73801 100755
--- a/src/conf_mode/vrf_vni.py
+++ b/src/conf_mode/vrf_vni.py
@@ -32,32 +32,23 @@ def get_config(config=None):
     else:
         conf = Config()
 
-    # This script only works with a passed VRF name
-    if len(argv) < 1:
-        raise NotImplementedError
-    vrf = argv[1]
+    base = ['vrf']
+    vrf = conf.get_config_dict(base, get_first_key=True)
+    return vrf
 
-    # "assemble" dict - easier here then use a full blown get_config_dict()
-    # on a single leafNode
-    vni = { 'vrf' : vrf }
-    tmp = conf.return_value(['vrf', 'name', vrf, 'vni'])
-    if tmp: vni.update({ 'vni' : tmp })
-
-    return vni
-
-def verify(vni):
+def verify(vrf):
     return None
 
-def generate(vni):
-    vni['new_frr_config'] = render_to_string('frr/vrf-vni.frr.tmpl', vni)
+def generate(vrf):
+    vrf['new_frr_config'] = render_to_string('frr/vrf-vni.frr.tmpl', vrf)
     return None
 
-def apply(vni):
+def apply(vrf):
     # add configuration to FRR
     frr_cfg = frr.FRRConfig()
     frr_cfg.load_configuration(frr_daemon)
     frr_cfg.modify_section(f'^vrf [a-zA-Z-]*$', '')
-    frr_cfg.add_before(r'(interface .*|line vty)', vni['new_frr_config'])
+    frr_cfg.add_before(r'(interface .*|line vty)', vrf['new_frr_config'])
     frr_cfg.commit_configuration(frr_daemon)
 
     # Save configuration to /run/frr/config/frr.conf
-- 
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