X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=overcloud.j2.yaml;h=9ea195dab4a40cfad6ab7521332ff90d69166f24;hb=f7dcfb29e0acacbf2e463c89e1a4ac0f8888940c;hp=3506fe8e0e03398ed0817618f66b1824e93e6503;hpb=dfec9ce2f460260af0e79c6e602dd801884c609d;p=apex-tripleo-heat-templates.git

diff --git a/overcloud.j2.yaml b/overcloud.j2.yaml
index 3506fe8e..9ea195da 100644
--- a/overcloud.j2.yaml
+++ b/overcloud.j2.yaml
@@ -642,6 +642,21 @@ resources:
 {% for role in roles %}
           - {get_attr: [{{role.name}}ServiceNames, value]}
 {% endfor %}
+      cellv2_discovery_hosts:
+        # Collects compute hostnames for all roles with a service that requires cellv2 host discovery
+        list_join:
+          - ','
+          - yaql:
+              expression: coalesce($.data.e.zip($.data.l).where($[0]).select($[1]).flatten(),  [])
+              data:
+                e: # list of true/fails for whether cellsv2 host discovery is required for the roles
+{%- for role in roles %}
+                  - {get_attr: [{{role.name}}ServiceChainRoleData, value, cellv2_discovery]}
+{%- endfor %}
+                l: # list of list of compute hostnames for the roles
+{%- for role in roles %}
+                  - {get_attr: [{{role.name}}, hostname_map, canonical]}
+{%- endfor %}
       controller_ips: {get_attr: [{{primary_role_name}}, ip_address]}
       controller_names: {get_attr: [{{primary_role_name}}, hostname]}
       service_ips: