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Add diff and check mode to cron module

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supports not writing backup file in check mode and new environment
vars.

![example screenshot](http://i.imgur.com/mkAThq8.png)
This commit is contained in:
Tobias Wolf 2016-03-14 15:42:32 +01:00 committed by Matt Clay
parent 7b93cd7db2
commit 368cf59e4b
1 changed files with 38 additions and 6 deletions
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44
lib/ansible/modules/system/cron.py
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@ -538,7 +538,7 @@ def main():
insertafter=dict(required=False), insertafter=dict(required=False),
insertbefore=dict(required=False), insertbefore=dict(required=False),
), ),
supports_check_mode = False, supports_check_mode = True,
mutually_exclusive=[ mutually_exclusive=[
['reboot', 'special_time'], ['reboot', 'special_time'],
['insertafter', 'insertbefore'], ['insertafter', 'insertbefore'],
@ -573,6 +573,17 @@ def main():
module.debug('cron instantiated - name: "%s"' % name) module.debug('cron instantiated - name: "%s"' % name)
if module._diff:
diff = dict()
diff['before'] = crontab.render()
if crontab.cron_file:
diff['before_header'] = crontab.cron_file
else:
if crontab.user:
diff['before_header'] = 'crontab for user "%s"' % crontab.user
else:
diff['before_header'] = 'crontab'
# --- user input validation --- # --- user input validation ---
if (special_time or reboot) and \ if (special_time or reboot) and \
@ -593,14 +604,22 @@ def main():
special_time = "reboot" special_time = "reboot"
# if requested make a backup before making a change # if requested make a backup before making a change
if backup: if backup and not module.check_mode:
(backuph, backup_file) = tempfile.mkstemp(prefix='crontab') (backuph, backup_file) = tempfile.mkstemp(prefix='crontab')
crontab.write(backup_file) crontab.write(backup_file)
if crontab.cron_file and not name and not do_install: if crontab.cron_file and not name and not do_install:
changed = crontab.remove_job_file() if module._diff:
module.exit_json(changed=changed,cron_file=cron_file,state=state) diff['after'] = ''
diff['after_header'] = '/dev/null'
else:
diff = dict()
if module.check_mode:
changed = os.path.isfile(crontab.cron_file)
else:
changed = crontab.remove_job_file()
module.exit_json(changed=changed,cron_file=cron_file,state=state,diff=diff)
if env: if env:
if ' ' in name: if ' ' in name:
@ -642,14 +661,27 @@ def main():
) )
if changed: if changed:
crontab.write() if not module.check_mode:
crontab.write()
if module._diff:
diff['after'] = crontab.render()
if crontab.cron_file:
diff['after_header'] = crontab.cron_file
else:
if crontab.user:
diff['after_header'] = 'crontab for user "%s"' % crontab.user
else:
diff['after_header'] = 'crontab'
res_args['diff'] = diff
# retain the backup only if crontab or cron file have changed # retain the backup only if crontab or cron file have changed
if backup: if backup:
if changed: if changed:
res_args['backup_file'] = backup_file res_args['backup_file'] = backup_file
else: else:
os.unlink(backup_file) if not module.check_mode:
os.unlink(backup_file)
if cron_file: if cron_file:
res_args['cron_file'] = cron_file res_args['cron_file'] = cron_file