Add crontab configuration

Install a default crontab configuration, as part of our installation
process.

Change-Id: Ibd1b9a91b0a9a31d0a95ed6b34f760a01bd5ba03
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

defaults/main.yaml

@@ -29,6 +29,12 @@ borgmatic_file_config_yaml_mode: 0640
 borgmatic_file_config_yaml_owner: "{{ borgmatic_user_name }}"
 borgmatic_file_config_yaml_src: root/.config/borgmatic/config.yaml.j2
 
+borgmatic_file_crontab_dest: /etc/cron.d/borgmatic
+borgmatic_file_crontab_group: root
+borgmatic_file_crontab_mode: 0644
+borgmatic_file_crontab_owner: root
+borgmatic_file_crontab_src: etc/cron.d/borgmatic.j2
+
 # tasks/install.yaml
 borgmatic_git_dest: "{{ ansible_user_dir }}/src/github.com/witten/borgmatic"
 borgmatic_git_uri: https://github.com/witten/borgmatic

molecule/default/Dockerfile.j2

@@ -6,4 +6,4 @@ FROM {{ item.registry.url }}/{{ item.image }}
 FROM {{ item.image }}
 {% endif %}
 
-RUN apt-get update && apt-get install -y python sudo bash ca-certificates python-pip python3-pip && apt-get clean;
+RUN apt-get update && apt-get install -y python sudo bash ca-certificates cron python-pip python3-pip && apt-get clean;

molecule/tests/test_role.py

@@ -30,6 +30,14 @@ def test_borgmatic_config(host):
     assert f.mode == 0o640
     del f
 
+    f = host.file('/etc/cron.d/borgmatic')
+    assert f.exists
+    assert f.is_file
+    assert f.user == 'root'
+    assert f.group == 'root'
+    assert f.mode == 0o644
+    del f
+
 
 def test_borgmatic_version(host):
     host.check_output('borgmatic --version')

tasks/config.yaml

@@ -29,3 +29,12 @@
     mode: "{{ borgmatic_file_config_yaml_mode }}"
     owner: "{{borgmatic_file_config_yaml_owner }}"
     src: "{{ borgmatic_file_config_yaml_src }}"
+
+- name: Install borgmatic crontab
+  become: true
+  template:
+    dest: "{{ borgmatic_file_crontab_dest }}"
+    group: "{{ borgmatic_file_crontab_group }}"
+    mode: "{{ borgmatic_file_crontab_mode }}"
+    owner: "{{borgmatic_file_crontab_owner }}"
+    src: "{{ borgmatic_file_crontab_src }}"

templates/etc/cron.d/borgmatic.j2

@@ -0,0 +1,4 @@
+# This file is generated by Ansible
+#  DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
+#
+0 3 * * * {{ borgmatic_user_name }} {{ borgmatic_pip_virtualenv | default('/usr/local') }}/bin/borgmatic