Add test for scrape config files

Signed-off-by: Leonhard Mayr <[email protected]>

roles/prometheus/molecule/alternative/molecule.yml

@@ -1,7 +1,5 @@
 ---
 provisioner:
-  playbooks:
-    prepare: "${MOLECULE_PROJECT_DIRECTORY}/../../.config/molecule/alternative/prepare.yml"
   inventory:
     group_vars:
       all:
@@ -58,6 +56,8 @@ provisioner:
                 - influx.example.org:8080
               labels:
                 env: demo
+        prometheus_scrape_config_files:
+          - /tmp/prometheus/scrapes/*.yml
         prometheus_scrape_configs:
           - job_name: "prometheus"
             metrics_path: "{{ prometheus_metrics_path }}"

roles/prometheus/molecule/alternative/prepare.yml

@@ -0,0 +1,20 @@
+---
+- name: Run local preparation
+  hosts: localhost
+  gather_facts: false
+  tasks:
+    - name: Create scrapes directory
+      ansible.builtin.file:
+        name: /tmp/prometheus/scrapes
+        state: directory
+        recurse: true
+      check_mode: false
+    - name: Create empty scrape config file
+      ansible.builtin.file:
+        name: /tmp/prometheus/scrapes/empty_scrapes.yml
+        state: touch
+        mode: 0664
+      check_mode: false
+
+- name: Import shared preparation playbook
+  import_playbook: "../../../../.config/molecule/alternative/prepare.yml"

roles/prometheus/molecule/alternative/tests/test_alternative.py

@@ -11,6 +11,7 @@
     "/opt/prom/etc",
     "/opt/prom/etc/rules",
     "/opt/prom/etc/file_sd",
+    "/opt/prom/etc/scrapes",
     "/opt/prom/lib"
 ])
 def test_directories(host, dirs):
@@ -24,6 +25,7 @@ def test_directories(host, dirs):
     "/opt/prom/etc/rules/ansible_managed.rules",
     "/opt/prom/etc/file_sd/node.yml",
     "/opt/prom/etc/file_sd/docker.yml",
+    "/opt/prom/etc/scrapes/empty_scrapes.yml",
     "/usr/local/bin/prometheus",
     "/usr/local/bin/promtool"
 ])

roles/prometheus/molecule/default/prepare.yml

@@ -0,0 +1,17 @@
+---
+- name: Run local preparation
+  hosts: localhost
+  gather_facts: false
+  tasks:
+    - name: Create scrapes directory
+      ansible.builtin.file:
+        name: "{{ playbook_dir }}/../../prometheus/scrapes"
+        state: directory
+        recurse: true
+      check_mode: false
+    - name: Create empty scrape config file
+      ansible.builtin.file:
+        name: "{{ playbook_dir }}/../../prometheus/scrapes/empty_scrapes.yml"
+        state: touch
+        mode: 0664
+      check_mode: false

roles/prometheus/molecule/default/tests/test_default.py

@@ -21,6 +21,7 @@ def AnsibleDefaults():
     "/etc/prometheus/consoles",
     "/etc/prometheus/rules",
     "/etc/prometheus/file_sd",
+    "/etc/prometheus/scrapes",
     "/var/lib/prometheus"
 ])
 def test_directories(host, dirs):
@@ -33,6 +34,7 @@ def test_directories(host, dirs):
     "/etc/prometheus/prometheus.yml",
     "/etc/prometheus/console_libraries/prom.lib",
     "/etc/prometheus/consoles/prometheus.html",
+    "/etc/prometheus/scrapes/empty_scrapes.yml",
     "/etc/prometheus/web.yml",
     "/etc/systemd/system/prometheus.service",
     "/usr/local/bin/prometheus",