Update `policy_options` for LHCONE access

geant/gap_ansible/roles/policy_options/tasks/main.yml

 ---
 # tasks file for policy_options
+- name: Set BGP V4 session object to check for custom policies
+  when: >
+    subscription.product.product_type == "L3CoreService"
+  ansible.builtin.set_fact:
+    bgp_session_v4: "{{ ap.sbp | json_query(query) }}"
+  vars:
+    query: "bgp_session_list[?ip_type == 'ipv4'] | [0]"
+
+- name: Set BGP V6 session object to check for custom policies
+  when: >
+    subscription.product.product_type == "L3CoreService"
+  ansible.builtin.set_fact:
+    bgp_session_v6: "{{ ap.sbp | json_query(query) }}"
+  vars:
+    query: "bgp_session_list[?ip_type == 'ipv6'] | [0]"
+
 - name: Load Standard Policy Statements vars
   when: >
     subscription.product.product_type == "L3CoreService"
@@ -7,10 +23,21 @@
     subscription.l3_core_service_type in ["GÉANT IP", "GEANT IP", "GEANT_IP"]
   ansible.builtin.include_tasks: merge_geant_ip_vars.yaml
 
+- name: Load NREN custom VRF policies
+  when: >
+    subscription.product.product_type == "L3CoreService"
+    and
+    subscription.l3_core_service_type in ["LHCONE"]
+    and
+    (bgp_session_v4.has_custom_policies | ansible.builtin.bool
+    or
+    bgp_session_v6.has_custom_policies | ansible.builtin.bool)
+  ansible.builtin.include_tasks: merge_vrf_custom_vars.yaml
+
 - name: Load Standard Policy Options for VRF {{ subscription.vrf.vrf_name }}
   when: >
     subscription.product.product_type == "VRF"
-  ansible.builtin.include_tasks: merge_vrf_vars.yaml
+  ansible.builtin.include_tasks: merge_vrf_standard_vars.yaml
 
 - name: Compile templates
   ansible.builtin.include_tasks: compile.yaml

geant/gap_ansible/roles/policy_options/tasks/merge_vrf_custom_vars.yaml

+---
+- name: Set custom PO vars
+  # when: >
+  #   bgp_session_v6.has_custom_policies | ansible.builtin.bool
+  block:
+    - name: Set NREN custom communities
+      ansible.builtin.set_fact:
+        po_final_communities: "{{ lookup('community.general.merge_variables', 'CUSTOM_COMMUNITIES') }}"
+
+    # - name: Set NREN custom AS paths
+    #   ansible.builtin.set_fact:
+    #     po_final_aspath: "{{ lookup('community.general.merge_variables', 'CUSTOM_ASPATH') }}"
+
+    - name: Set NREN custom policies
+      ansible.builtin.set_fact:
+        po_final_policies: "{{ lookup('community.general.merge_variables', 'CUSTOM_PO_POL_STATEMENTS') }}"

geant/gap_ansible/roles/policy_options/tasks/merge_vrf_vars.yaml → geant/gap_ansible/roles/policy_options/tasks/merge_vrf_standard_vars.yaml

@@ -3,6 +3,10 @@
   ansible.builtin.set_fact:
     po_final_prefix_lists: "{{ lookup('community.general.merge_variables', 'STANDARD_VRF_PO_PREFIX_LISTS') }}"
 
+- name: Load Standard Policy Options prefix lists for VRF {{ subscription.vrf.vrf_name }}
+  ansible.builtin.set_fact:
+    po_final_communities: "{{ lookup('community.general.merge_variables', 'STANDARD_VRF_COMMUNITIES') }}"
+
 - name: Load Standard Policy Options policies for VRF {{ subscription.vrf.vrf_name }}
   ansible.builtin.set_fact:
     po_final_policies: "{{ lookup('community.general.merge_variables', 'STANDARD_VRF_PO_POLICIES') }}"

geant/gap_ansible/roles/policy_options/templates/policy_statements.j2

@@ -57,6 +57,11 @@
                 <add>{{ community }}</add>
             </community>
                   {% endfor %}
+                {% elif act_k == "as_path_prepend" %}
+            <as-path-prepend>
+              <as-path>{{ act_v.as_path }}</as-path>
+              <repeat>{{ act_v.repeat }}</repeat>
+            </as-path-prepend>
                 {% elif act_k == "bgp_med" %}
             <bgp-med>
                 <set>{{ act_v | default(bgp.standard_metric.med[ap_type]) }}</set>