datamodel: templates: render http configuration for doh_legacy only once

diff --git a/manager/knot_resolver_manager/datamodel/templates/network.lua.j2 b/manager/knot_resolver_manager/datamodel/templates/network.lua.j2
index 9166b76b58bcf9a262b780fa7ec3cc31288a89fa..6d7795a19c897d2fdc963a5e5f1315f7128c4503 100644 (file)
--- a/manager/knot_resolver_manager/datamodel/templates/network.lua.j2
+++ b/manager/knot_resolver_manager/datamodel/templates/network.lua.j2
@@ -65,11 +65,16 @@ renumber.config = {
 }
 {% endif %}
 
-{% for listen in cfg.network.listen if listen.kind == "doh-legacy" %}
+{%- set vars = {'doh_legacy': False} -%}
+{% for listen in cfg.network.listen if listen.kind == "doh-legacy" -%}
+{%- if vars.update({'doh_legacy': True}) -%}{%- endif -%}
+{%- endfor %}
+
+{% if vars.doh_legacy %}
 -- doh_legacy http config
 modules.load('http')
 {{ http_config(cfg.network.tls,"doh_legacy") }}
-{% endfor %}
+{% endif %}
 
 -- network.listen
 {% for listen in cfg.network.listen %}