add curl_scheduled role

roles/curl_scheduled/molecule/default/converge.yml

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+---
+- name: Converge
+  hosts: all
+
+  pre_tasks:
+    - name: "Create test directory"
+      ansible.builtin.file:
+        path: "/test"
+        state: directory
+        mode: "0664"
+
+    - name: "Create a test file"
+      ansible.builtin.lineinfile:
+        path: "/test/index.html"
+        create: true
+        mode: "0664"
+        line: "OK"
+
+    - name: "Simulate remote HTTP server(s) directly on localhost"
+      changed_when: false
+      async: 1
+      poll: 0
+      args:
+        chdir: "/test"
+      loop:
+        - 8080
+        - 8081
+        - 8082
+      ansible.builtin.shell:
+        cmd: nohup python3 -m http.server {{ item }} </dev/null >/dev/null 2>&1 &
+        executable: /bin/bash
+
+  roles:
+    - role: genlab.curl_scheduled
+      services:
+        - label: "localhost-test-zero"
+          url: "http://127.0.0.1:8080"
+          schedule: minutely
+        - label: "localhost-test-one"
+          url: "http://127.0.0.1:8081"
+          schedule: hourly
+        - label: "localhost-test-chained-curl"
+          curl_cmd: '/usr/bin/curl "http://127.0.0.1:8081" && /usr/bin/curl'
+          url: "http://127.0.0.1:8082"
+          schedule: minutely

roles/curl_scheduled/molecule/default/molecule.yml

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+---
+dependency:
+  name: galaxy
+
+driver:
+  name: docker
+
+platforms:
+  - name: ubuntu
+    image: geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2404}-ansible:latest
+    pre_build_image: true
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    cgroupns_mode: host
+    privileged: true
+
+provisioner:
+  name: ansible
+
+verifier:
+  name: ansible
+
+lint: |
+  set -e
+  yamllint .
+  ansible-lint .

roles/curl_scheduled/molecule/default/verify.yml

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+---
+- name: Verify
+  hosts: all
+  gather_facts: false
+
+  tasks:
+    # Verify the systemd timers
+
+    - name: "Check the timer status - localhost-test-zero"
+      register: timer_zero
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-zero.timer"
+
+    - name: "Assert that the localhost-test-zero timer is running"
+      ansible.builtin.assert:
+        that:
+          - timer_zero.status.ActiveState == "active"
+        success_msg: "Timer is running"
+        fail_msg: "Unexpected timer state: '{{ timer_zero.status.ActiveState }}'"
+
+    - name: "Check the timer status - localhost-test-one"
+      register: timer_one
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-one.timer"
+
+    - name: "Assert that the localhost-test-one timer is running"
+      ansible.builtin.assert:
+        that:
+          - timer_one.status.ActiveState == "active"
+        success_msg: "Timer is running"
+        fail_msg: "Unexpected timer state: '{{ timer_one.status.ActiveState }}'"
+
+    - name: "Check the timer status - localhost-test-chained-curl"
+      register: timer_chained_curl
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-chained-curl.timer"
+
+    - name: "Assert that the localhost-test-chained-curl timer is running"
+      ansible.builtin.assert:
+        that:
+          - timer_chained_curl.status.ActiveState == "active"
+        success_msg: "Timer is running"
+        fail_msg: "Unexpected timer state: '{{ timer_chained_curl.status.ActiveState }}'"
+
+    ## Verify the systemd services
+
+    - name: "Check the service status - zero"
+      register: service_zero
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-zero.service"
+
+    - name: "Assert that the localhost-test-zero service exited with a 0/SUCCESS status"
+      ansible.builtin.assert:
+        that:
+          - 'service_zero.status.ExecMainStatus == "0"'
+        success_msg: "Service has exited with a 0/SUCCESS status"
+        fail_msg: "Unexpected service status code: '{{ service_zero.status.ExecMainStatus }}'"
+
+    - name: "Check the service status - one"
+      register: service_one
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-one.service"
+
+    - name: "Assert that the localhost-test-one service exited with a 0/SUCCESS status"
+      ansible.builtin.assert:
+        that:
+          - 'service_one.status.ExecMainStatus == "0"'
+        success_msg: "Service has exited with a 0/SUCCESS status"
+        fail_msg: "Unexpected service status code: '{{ service_one.status.ExecMainStatus }}'"
+
+    - name: "Check the service status - localhost-test-chained-curl"
+      register: service_chained_curl
+      ansible.builtin.systemd:
+        name: "curl-localhost-test-chained-curl.service"
+
+    - name: "Assert that the localhost-test-chained-curl service exited with a 0/SUCCESS status"
+      ansible.builtin.assert:
+        that:
+          - 'service_chained_curl.status.ExecMainStatus == "0"'
+        success_msg: "Service has exited with a 0/SUCCESS status"
+        fail_msg: "Unexpected service status code: '{{ service_chained_curl.status.ExecMainStatus }}'"