253 lines
8.1 KiB
Python
253 lines
8.1 KiB
Python
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# -*- coding: utf-8 -*-
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# (C) 2014-2015, Matt Martz <matt@sivel.net>
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# (C) 2017 Ansible Project
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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DOCUMENTATION = '''
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author: Unknown (!UNKNOWN)
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name: slack
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type: notification
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requirements:
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- whitelist in configuration
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- prettytable (python library)
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short_description: Sends play events to a Slack channel
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description:
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- This is an ansible callback plugin that sends status updates to a Slack channel during playbook execution.
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- Before 2.4 only environment variables were available for configuring this plugin
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options:
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webhook_url:
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required: True
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description: Slack Webhook URL
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env:
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- name: SLACK_WEBHOOK_URL
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ini:
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- section: callback_slack
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key: webhook_url
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channel:
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default: "#ansible"
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description: Slack room to post in.
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env:
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- name: SLACK_CHANNEL
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ini:
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- section: callback_slack
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key: channel
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username:
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description: Username to post as.
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env:
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- name: SLACK_USERNAME
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default: ansible
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ini:
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- section: callback_slack
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key: username
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validate_certs:
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description: validate the SSL certificate of the Slack server. (For HTTPS URLs)
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env:
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- name: SLACK_VALIDATE_CERTS
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ini:
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- section: callback_slack
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key: validate_certs
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default: True
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type: bool
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'''
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import json
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import os
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import uuid
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from ansible import context
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from ansible.module_utils.common.text.converters import to_text
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from ansible.module_utils.urls import open_url
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from ansible.plugins.callback import CallbackBase
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try:
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import prettytable
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HAS_PRETTYTABLE = True
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except ImportError:
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HAS_PRETTYTABLE = False
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class CallbackModule(CallbackBase):
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"""This is an ansible callback plugin that sends status
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updates to a Slack channel during playbook execution.
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"""
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CALLBACK_VERSION = 2.0
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CALLBACK_TYPE = 'notification'
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CALLBACK_NAME = 'community.general.slack'
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CALLBACK_NEEDS_WHITELIST = True
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def __init__(self, display=None):
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super(CallbackModule, self).__init__(display=display)
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if not HAS_PRETTYTABLE:
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self.disabled = True
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self._display.warning('The `prettytable` python module is not '
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'installed. Disabling the Slack callback '
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'plugin.')
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self.playbook_name = None
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# This is a 6 character identifier provided with each message
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# This makes it easier to correlate messages when there are more
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# than 1 simultaneous playbooks running
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self.guid = uuid.uuid4().hex[:6]
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def set_options(self, task_keys=None, var_options=None, direct=None):
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super(CallbackModule, self).set_options(task_keys=task_keys, var_options=var_options, direct=direct)
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self.webhook_url = self.get_option('webhook_url')
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self.channel = self.get_option('channel')
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self.username = self.get_option('username')
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self.show_invocation = (self._display.verbosity > 1)
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self.validate_certs = self.get_option('validate_certs')
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if self.webhook_url is None:
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self.disabled = True
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self._display.warning('Slack Webhook URL was not provided. The '
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'Slack Webhook URL can be provided using '
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'the `SLACK_WEBHOOK_URL` environment '
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'variable.')
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def send_msg(self, attachments):
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headers = {
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'Content-type': 'application/json',
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}
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payload = {
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'channel': self.channel,
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'username': self.username,
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'attachments': attachments,
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'parse': 'none',
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'icon_url': ('https://cdn2.hubspot.net/hub/330046/'
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'file-449187601-png/ansible_badge.png'),
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}
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data = json.dumps(payload)
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self._display.debug(data)
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self._display.debug(self.webhook_url)
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try:
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response = open_url(self.webhook_url, data=data, validate_certs=self.validate_certs,
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headers=headers)
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return response.read()
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except Exception as e:
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self._display.warning(u'Could not submit message to Slack: %s' %
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to_text(e))
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def v2_playbook_on_start(self, playbook):
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self.playbook_name = os.path.basename(playbook._file_name)
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title = [
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'*Playbook initiated* (_%s_)' % self.guid
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]
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invocation_items = []
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if context.CLIARGS and self.show_invocation:
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tags = context.CLIARGS['tags']
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skip_tags = context.CLIARGS['skip_tags']
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extra_vars = context.CLIARGS['extra_vars']
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subset = context.CLIARGS['subset']
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inventory = [os.path.abspath(i) for i in context.CLIARGS['inventory']]
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invocation_items.append('Inventory: %s' % ', '.join(inventory))
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if tags and tags != ['all']:
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invocation_items.append('Tags: %s' % ', '.join(tags))
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if skip_tags:
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invocation_items.append('Skip Tags: %s' % ', '.join(skip_tags))
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if subset:
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invocation_items.append('Limit: %s' % subset)
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if extra_vars:
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invocation_items.append('Extra Vars: %s' %
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' '.join(extra_vars))
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title.append('by *%s*' % context.CLIARGS['remote_user'])
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title.append('\n\n*%s*' % self.playbook_name)
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msg_items = [' '.join(title)]
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if invocation_items:
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msg_items.append('```\n%s\n```' % '\n'.join(invocation_items))
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msg = '\n'.join(msg_items)
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attachments = [{
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'fallback': msg,
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'fields': [
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{
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'value': msg
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}
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],
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'color': 'warning',
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'mrkdwn_in': ['text', 'fallback', 'fields'],
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}]
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self.send_msg(attachments=attachments)
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def v2_playbook_on_play_start(self, play):
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"""Display Play start messages"""
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name = play.name or 'Play name not specified (%s)' % play._uuid
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msg = '*Starting play* (_%s_)\n\n*%s*' % (self.guid, name)
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attachments = [
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{
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'fallback': msg,
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'text': msg,
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'color': 'warning',
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'mrkdwn_in': ['text', 'fallback', 'fields'],
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}
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]
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self.send_msg(attachments=attachments)
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def v2_playbook_on_stats(self, stats):
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"""Display info about playbook statistics"""
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hosts = sorted(stats.processed.keys())
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t = prettytable.PrettyTable(['Host', 'Ok', 'Changed', 'Unreachable',
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'Failures', 'Rescued', 'Ignored'])
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failures = False
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unreachable = False
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for h in hosts:
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s = stats.summarize(h)
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if s['failures'] > 0:
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failures = True
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if s['unreachable'] > 0:
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unreachable = True
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t.add_row([h] + [s[k] for k in ['ok', 'changed', 'unreachable',
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'failures', 'rescued', 'ignored']])
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attachments = []
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msg_items = [
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'*Playbook Complete* (_%s_)' % self.guid
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]
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if failures or unreachable:
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color = 'danger'
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msg_items.append('\n*Failed!*')
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else:
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color = 'good'
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msg_items.append('\n*Success!*')
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msg_items.append('```\n%s\n```' % t)
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msg = '\n'.join(msg_items)
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attachments.append({
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'fallback': msg,
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'fields': [
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{
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'value': msg
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}
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],
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'color': color,
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'mrkdwn_in': ['text', 'fallback', 'fields']
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})
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self.send_msg(attachments=attachments)
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