From 6d2140ef3f01c5914e7ace674a177c8b715c0db6 Mon Sep 17 00:00:00 2001
From: Aleksandr Kurbatov <ak@geant.org>
Date: Wed, 30 Apr 2025 16:06:00 +0100
Subject: [PATCH] `policy_options`: changes to the nren communities calculation
If NREN custom ASN is defined for LHCONE, use it for the _BLOCK
community; skip the NREN community.
---
.../tasks/calc_nren_communities.yaml | 48 +++++++++++++++----
1 file changed, 38 insertions(+), 10 deletions(-)
diff --git a/geant/gap_ansible/roles/policy_options/tasks/calc_nren_communities.yaml b/geant/gap_ansible/roles/policy_options/tasks/calc_nren_communities.yaml
index 5ab21b1c..e8f80c06 100644
--- a/geant/gap_ansible/roles/policy_options/tasks/calc_nren_communities.yaml
+++ b/geant/gap_ansible/roles/policy_options/tasks/calc_nren_communities.yaml
@@ -1,4 +1,8 @@
---
+# When custom ASN is defined in partner general.yaml inventory for LHCONE,
+# this is used for only _BLOCK community to configure, the GEANT_<NREN>
+# community will stay standard with the standard partner's ASN.
+#
- name: Set NREN community names
when: not subscription.product.product_type | upper in ['LHCONE']
ansible.builtin.set_fact:
@@ -6,18 +10,42 @@
- name: Set NREN community names
when: subscription.product.product_type | upper in ['LHCONE']
- ansible.builtin.set_fact:
- nren_community_names: ["GEANT_{{ partner_name | upper }}", "LHCONE_{{ partner_name | upper }}_BLOCK"]
+ block:
+ - name: Set standard NREN community names
+ when: not partner[subscription.product.product_type | upper].asn is defined
+ ansible.builtin.set_fact:
+ nren_community_names: ["GEANT_{{ partner_name | upper }}", "LHCONE_{{ partner_name | upper }}_BLOCK"]
-- name: Set NREN community values (2-byte ASN)
- when: (partner.asn | int) < 65536
- ansible.builtin.set_fact:
- nren_community_values: ["{{ geant_re_as_number }}:{{ partner.asn }}", "{{ bgp.block_community_prefix }}:{{ partner.asn }}"]
+ - name: Set custom NREN community names
+ when: partner[subscription.product.product_type | upper].asn is defined
+ ansible.builtin.set_fact:
+ nren_community_names: ["LHCONE_{{ partner_name | upper }}_BLOCK"]
-- name: Set NREN community values (4-byte ASN)
- when: (partner.asn | int) > 65535
- ansible.builtin.set_fact:
- nren_community_values: ["origin:{{ partner.asn }}:{{ geant_re_as_number }}", "origin:{{ partner.asn }}:{{ bgp.block_community_prefix }}"]
+- name: Set NREN communities values using "partner.asn"
+ when: not partner[subscription.product.product_type | upper].asn is defined
+ block:
+ - name: Set NREN community values (2-byte ASN)
+ when: (partner.asn | int) < 65536
+ ansible.builtin.set_fact:
+ nren_community_values: ["{{ geant_re_as_number }}:{{ partner.asn }}", "{{ bgp.block_community_prefix }}:{{ partner.asn }}"]
+
+ - name: Set NREN community values (4-byte ASN)
+ when: (partner.asn | int) > 65535
+ ansible.builtin.set_fact:
+ nren_community_values: ["origin:{{ partner.asn }}:{{ geant_re_as_number }}", "origin:{{ partner.asn }}:{{ bgp.block_community_prefix }}"]
+
+- name: Set NREN communities values using {{partner[subscription.product.product_type | upper]}}.asn
+ when: partner[subscription.product.product_type | upper].asn is defined
+ block:
+ - name: Set NREN community values (2-byte ASN)
+ when: (partner[subscription.product.product_type | upper].asn | int) < 65536
+ ansible.builtin.set_fact:
+ nren_community_values: ["{{ bgp.block_community_prefix }}:{{ partner[subscription.product.product_type | upper].asn }}"]
+
+ - name: Set NREN community values (4-byte ASN)
+ when: (partner[subscription.product.product_type | upper].asn | int) > 65535
+ ansible.builtin.set_fact:
+ nren_community_values: ["origin:{{ partner[subscription.product.product_type | upper].asn }}:{{ bgp.block_community_prefix }}"]
- name: Create a list of NREN communities
ansible.builtin.set_fact:
--
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