# -*- coding: utf-8 -*- # Copyright: (c) 2012, Dag Wieers # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) from __future__ import (absolute_import, division, print_function) __metaclass__ = type DOCUMENTATION = ''' callback: mail type: notification short_description: Sends failure events via email description: - This callback will report failures via email author: - Dag Wieers (@dagwieers) requirements: - whitelisting in configuration options: mta: description: Mail Transfer Agent, server that accepts SMTP env: - name: SMTPHOST ini: - section: callback_mail key: smtphost default: localhost mtaport: description: Mail Transfer Agent Port, port at which server SMTP ini: - section: callback_mail key: smtpport default: 25 to: description: Mail recipient ini: - section: callback_mail key: to default: root sender: description: Mail sender ini: - section: callback_mail key: sender cc: description: CC'd recipient ini: - section: callback_mail key: cc bcc: description: BCC'd recipient ini: - section: callback_mail key: bcc notes: - "TODO: expand configuration options now that plugins can leverage Ansible's configuration" ''' import json import os import re import smtplib from ansible.module_utils.six import string_types from ansible.module_utils._text import to_bytes from ansible.parsing.ajson import AnsibleJSONEncoder from ansible.plugins.callback import CallbackBase class CallbackModule(CallbackBase): ''' This Ansible callback plugin mails errors to interested parties. ''' CALLBACK_VERSION = 2.0 CALLBACK_TYPE = 'notification' CALLBACK_NAME = 'community.general.mail' CALLBACK_NEEDS_WHITELIST = True def __init__(self, display=None): super(CallbackModule, self).__init__(display=display) self.sender = None self.to = 'root' self.smtphost = os.getenv('SMTPHOST', 'localhost') self.smtpport = 25 self.cc = None self.bcc = None def set_options(self, task_keys=None, var_options=None, direct=None): super(CallbackModule, self).set_options(task_keys=task_keys, var_options=var_options, direct=direct) self.sender = self.get_option('sender') self.to = self.get_option('to') self.smtphost = self.get_option('mta') self.smtpport = int(self.get_option('mtaport')) self.cc = self.get_option('cc') self.bcc = self.get_option('bcc') def mail(self, subject='Ansible error mail', body=None): if body is None: body = subject smtp = smtplib.SMTP(self.smtphost, port=self.smtpport) b_sender = to_bytes(self.sender) b_to = to_bytes(self.to) b_cc = to_bytes(self.cc) b_bcc = to_bytes(self.bcc) b_subject = to_bytes(subject) b_body = to_bytes(body) b_content = b'From: %s\n' % b_sender b_content += b'To: %s\n' % b_to if self.cc: b_content += b'Cc: %s\n' % b_cc b_content += b'Subject: %s\n\n' % b_subject b_content += b_body b_addresses = b_to.split(b',') if self.cc: b_addresses += b_cc.split(b',') if self.bcc: b_addresses += b_bcc.split(b',') for b_address in b_addresses: smtp.sendmail(b_sender, b_address, b_content) smtp.quit() def subject_msg(self, multiline, failtype, linenr): return '%s: %s' % (failtype, multiline.strip('\r\n').splitlines()[linenr]) def indent(self, multiline, indent=8): return re.sub('^', ' ' * indent, multiline, flags=re.MULTILINE) def body_blob(self, multiline, texttype): ''' Turn some text output in a well-indented block for sending in a mail body ''' intro = 'with the following %s:\n\n' % texttype blob = '' for line in multiline.strip('\r\n').splitlines(): blob += '%s\n' % line return intro + self.indent(blob) + '\n' def mail_result(self, result, failtype): host = result._host.get_name() if not self.sender: self.sender = '"Ansible: %s" ' % host # Add subject if self.itembody: subject = self.itemsubject elif result._result.get('failed_when_result') is True: subject = "Failed due to 'failed_when' condition" elif result._result.get('msg'): subject = self.subject_msg(result._result['msg'], failtype, 0) elif result._result.get('stderr'): subject = self.subject_msg(result._result['stderr'], failtype, -1) elif result._result.get('stdout'): subject = self.subject_msg(result._result['stdout'], failtype, -1) elif result._result.get('exception'): # Unrelated exceptions are added to output :-/ subject = self.subject_msg(result._result['exception'], failtype, -1) else: subject = '%s: %s' % (failtype, result._task.name or result._task.action) # Make playbook name visible (e.g. in Outlook/Gmail condensed view) body = 'Playbook: %s\n' % os.path.basename(self.playbook._file_name) if result._task.name: body += 'Task: %s\n' % result._task.name body += 'Module: %s\n' % result._task.action body += 'Host: %s\n' % host body += '\n' # Add task information (as much as possible) body += 'The following task failed:\n\n' if 'invocation' in result._result: body += self.indent('%s: %s\n' % (result._task.action, json.dumps(result._result['invocation']['module_args'], indent=4))) elif result._task.name: body += self.indent('%s (%s)\n' % (result._task.name, result._task.action)) else: body += self.indent('%s\n' % result._task.action) body += '\n' # Add item / message if self.itembody: body += self.itembody elif result._result.get('failed_when_result') is True: body += "due to the following condition:\n\n" + self.indent('failed_when:\n- ' + '\n- '.join(result._task.failed_when)) + '\n\n' elif result._result.get('msg'): body += self.body_blob(result._result['msg'], 'message') # Add stdout / stderr / exception / warnings / deprecations if result._result.get('stdout'): body += self.body_blob(result._result['stdout'], 'standard output') if result._result.get('stderr'): body += self.body_blob(result._result['stderr'], 'error output') if result._result.get('exception'): # Unrelated exceptions are added to output :-/ body += self.body_blob(result._result['exception'], 'exception') if result._result.get('warnings'): for i in range(len(result._result.get('warnings'))): body += self.body_blob(result._result['warnings'][i], 'exception %d' % (i + 1)) if result._result.get('deprecations'): for i in range(len(result._result.get('deprecations'))): body += self.body_blob(result._result['deprecations'][i], 'exception %d' % (i + 1)) body += 'and a complete dump of the error:\n\n' body += self.indent('%s: %s' % (failtype, json.dumps(result._result, cls=AnsibleJSONEncoder, indent=4))) self.mail(subject=subject, body=body) def v2_playbook_on_start(self, playbook): self.playbook = playbook self.itembody = '' def v2_runner_on_failed(self, result, ignore_errors=False): if ignore_errors: return self.mail_result(result, 'Failed') def v2_runner_on_unreachable(self, result): self.mail_result(result, 'Unreachable') def v2_runner_on_async_failed(self, result): self.mail_result(result, 'Async failure') def v2_runner_item_on_failed(self, result): # Pass item information to task failure self.itemsubject = result._result['msg'] self.itembody += self.body_blob(json.dumps(result._result, cls=AnsibleJSONEncoder, indent=4), "failed item dump '%(item)s'" % result._result)