feat(restic): migrate to systemd template units

roles/restic/templates/restic.conf.j2

@@ -0,0 +1,3 @@
+{% for kv in restic_complete_environment | dict2items %}
+{{ kv.key }}={{ kv.value }}
+{% endfor %}

roles/restic/templates/restic.service.j2

@@ -1,51 +0,0 @@
-[Unit]
-Description={{ restic_job_description }}
-
-[Service]
-Type=simple
-User={{ restic_user }}
-WorkingDirectory={{ restic_systemd_working_directory }}
-SyslogIdentifier={{ restic_systemd_syslog_identifier }}
-
-Environment=RESTIC_REPOSITORY={{ restic_repo_url }}
-Environment=RESTIC_PASSWORD={{ restic_repo_password }}
-{% for kv in restic_complete_environment | dict2items %}
-Environment={{ kv.key }}={{ kv.value }}
-{% endfor %}
-
-{% if restic_init | default(true) %}
-ExecStartPre=-/bin/sh -c '/usr/bin/restic snapshots || /usr/bin/restic init'
-{% endif %}
-{% if restic_unlock_before_backup | default(false) %}
-ExecStartPre=-/bin/sh -c 'sleep 3 && /usr/bin/restic unlock'
-{% endif %}
-{% if restic_backup_pre_hook | default(false) %}
-ExecStartPre=-{{ restic_backup_pre_hook }}
-{% endif %}
-{% if restic_backup_stdin_command %}
-ExecStart=/bin/sh -c '{{ restic_backup_stdin_command }} | /usr/bin/restic backup \
-	--retry-lock {{ restic_retry_lock | default('5m') }} \
-	--verbose --stdin \
-	--stdin-filename {{ restic_backup_stdin_command_filename }}'
-{% else %}
-ExecStart=/opt/restic-backup-directories.sh {{ restic_backup_paths | join(' ') }}
-{% endif %}
-{% if restic_forget_prune | default(true) %}
-ExecStartPost=/usr/bin/restic forget --prune \
-	--retry-lock {{ restic_retry_lock | default('5m') }} \
-	--keep-within={{ restic_policy.keep_within }} \
-	--keep-hourly={{ restic_policy.hourly }} \
-	--keep-daily={{ restic_policy.daily }} \
-	--keep-weekly={{ restic_policy.weekly }} \
-	--keep-monthly={{ restic_policy.monthly }} \
-	--keep-yearly={{ restic_policy.yearly }}
-{% endif %}
-{% if restic_list_snapshots | default(true) %}
-ExecStartPost=-/usr/bin/restic snapshots --retry-lock {{ restic_retry_lock | default('5m') }}
-{% endif %}
-{% if restic_backup_post_hook | default(false) %}
-ExecStartPost=-{{ restic_backup_post_hook }}
-{% endif %}
-{% if restic_check | default(true) %}
-ExecStartPost=/usr/bin/restic check --retry-lock {{ restic_retry_lock | default('5m') }}
-{% endif %}

roles/restic/templates/restic@.service.j2

@@ -0,0 +1,15 @@
+[Unit]
+Description={{ restic_systemd_job_description }}
+
+[Service]
+Type=simple
+EnvironmentFile={{ restic_job_directory }}/%i.conf
+User={{ restic_user }}
+WorkingDirectory={{ restic_systemd_working_directory }}
+SyslogIdentifier={{ restic_systemd_syslog_identifier }}
+
+ExecStart={{ restic_systemd_service_exec_start }}
+
+[Install]
+WantedBy={{ restic_systemd_install_wanted_by }}
+DefaultInstance={{ restic_systemd_install_default_instance }}