fix(blackbox_exporter): ensure config dir is created and set default.

roles/blackbox_exporter/defaults/main.yml

@@ -77,6 +77,6 @@ blackbox_exporter_configuration_modules:
 #        fail_if_matches_regexp: [test]
 
 # Where to put the blackbox_exporter.yml main configuration file
-blackbox_exporter_config_dir: /etc
+blackbox_exporter_config_dir: "/etc/blackbox_exporter"
 
 blackbox_exporter_binary_install_dir: "/usr/local/bin"

roles/blackbox_exporter/tasks/install.yml

@@ -15,6 +15,17 @@
     createhome: false
   when: blackbox_exporter_user != 'root'
 
+- name: Create blackbox_exporter configuration directories
+  ansible.builtin.file:
+    path: "{{ item }}"
+    state: directory
+    owner: root
+    group: prometheus
+    mode: 0770
+  with_items:
+    - "{{ blackbox_exporter_config_dir }}"
+
+
 - name: Get binary
   when:
     - blackbox_exporter_binary_local_dir | length == 0