fix: bind_exporter multiple listen addresses definition

Signed-off-by: anviar <oleg.kluchkin+github@gmail.com>

roles/bind_exporter/tasks/preflight.yml

@@ -20,17 +20,6 @@
   ansible.builtin.package_facts:
   when: "not 'packages' in ansible_facts"
 
-- name: Assert that used version supports listen address type
-  ansible.builtin.assert:
-    that:
-      - >-
-        bind_exporter_web_listen_address is string
-        or
-        (
-          bind_exporter_version is version('0.15.0', '>=') and
-          bind_exporter_web_listen_address | type_debug == "list"
-        )
-
 - name: Naive assertion of proper listen address
   ansible.builtin.assert:
     that:

roles/bind_exporter/templates/bind_exporter.service.j2

@@ -19,7 +19,15 @@ ExecStart={{ bind_exporter_binary_install_dir }}/bind_exporter \
     --bind.timeout="{{ bind_exporter_timeout }}" \
     --bind.pid-file="{{ bind_exporter_pid_file }}" \
     --bind.stats-version={{ bind_exporter_stats_version }} \
+{% if bind_exporter_web_listen_address is iterable and
+      bind_exporter_web_listen_address is not mapping and
+      bind_exporter_web_listen_address is not string %}
+{%   for address in bind_exporter_web_listen_address %}
+    --web.listen-address={{ address }} \
+{%   endfor %}
+{% else %}
     --web.listen-address={{ bind_exporter_web_listen_address }} \
+{% endif %}
     --web.telemetry-path={{ bind_exporter_web_telemetry_path }}