mirror of
https://github.com/thegeeklab/ansible-later.git
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283 lines
10 KiB
Python
283 lines
10 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2017, Steve Pletcher <steve@steve-pletcher.com>
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# (c) 2016, René Moser <mail@renemoser.net>
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# (c) 2015, Stefan Berggren <nsg@nsg.cc>
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# (c) 2014, Ramon de la Fuente <ramon@delafuente.nl>
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#
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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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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['stableinterface'],
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'supported_by': 'community'}
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DOCUMENTATION = """
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module: slack
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short_description: Send Slack notifications
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description:
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- The C(slack) module sends notifications to U(http://slack.com) via the Incoming WebHook integration
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version_added: "1.6"
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author: "Ramon de la Fuente (@ramondelafuente)"
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options:
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domain:
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description:
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- Slack (sub)domain for your environment without protocol. (i.e.
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C(example.slack.com)) In 1.8 and beyond, this is deprecated and may
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be ignored. See token documentation for information.
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token:
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description:
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- Slack integration token. This authenticates you to the slack service.
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Prior to 1.8, a token looked like C(3Ffe373sfhRE6y42Fg3rvf4GlK). In
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1.8 and above, ansible adapts to the new slack API where tokens look
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like C(G922VJP24/D921DW937/3Ffe373sfhRE6y42Fg3rvf4GlK). If tokens
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are in the new format then slack will ignore any value of domain. If
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the token is in the old format the domain is required. Ansible has no
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control of when slack will get rid of the old API. When slack does
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that the old format will stop working. ** Please keep in mind the tokens
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are not the API tokens but are the webhook tokens. In slack these are
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found in the webhook URL which are obtained under the apps and integrations.
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The incoming webhooks can be added in that area. In some cases this may
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be locked by your Slack admin and you must request access. It is there
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that the incoming webhooks can be added. The key is on the end of the
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URL given to you in that section.
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required: true
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msg:
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description:
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- Message to send. Note that the module does not handle escaping characters.
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Plain-text angle brackets and ampersands should be converted to HTML entities (e.g. & to &) before sending.
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See Slack's documentation (U(https://api.slack.com/docs/message-formatting)) for more.
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channel:
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description:
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- Channel to send the message to. If absent, the message goes to the channel selected for the I(token).
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username:
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description:
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- This is the sender of the message.
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default: "Ansible"
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icon_url:
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description:
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- Url for the message sender's icon (default C(https://www.ansible.com/favicon.ico))
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icon_emoji:
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description:
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- Emoji for the message sender. See Slack documentation for options.
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(if I(icon_emoji) is set, I(icon_url) will not be used)
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link_names:
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description:
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- Automatically create links for channels and usernames in I(msg).
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default: 1
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choices:
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- 1
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- 0
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parse:
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description:
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- Setting for the message parser at Slack
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choices:
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- 'full'
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- 'none'
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validate_certs:
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description:
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- If C(no), SSL certificates will not be validated. This should only be used
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on personally controlled sites using self-signed certificates.
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type: bool
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default: 'yes'
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color:
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version_added: "2.0"
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description:
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- Allow text to use default colors - use the default of 'normal' to not send a custom color bar at the start of the message
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default: 'normal'
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choices:
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- 'normal'
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- 'good'
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- 'warning'
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- 'danger'
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attachments:
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description:
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- Define a list of attachments. This list mirrors the Slack JSON API.
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- For more information, see also in the (U(https://api.slack.com/docs/attachments)).
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"""
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EXAMPLES = """
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- name: Send notification message via Slack
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slack:
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token: thetoken/generatedby/slack
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msg: '{{ inventory_hostname }} completed'
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delegate_to: localhost
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- name: Send notification message via Slack all options
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slack:
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token: thetoken/generatedby/slack
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msg: '{{ inventory_hostname }} completed'
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channel: '#ansible'
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username: 'Ansible on {{ inventory_hostname }}'
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icon_url: http://www.example.com/some-image-file.png
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link_names: 0
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parse: 'none'
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delegate_to: localhost
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- name: insert a color bar in front of the message for visibility purposes and use the default webhook icon and name configured in Slack
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slack:
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token: thetoken/generatedby/slack
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msg: '{{ inventory_hostname }} is alive!'
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color: good
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username: ''
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icon_url: ''
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- name: Use the attachments API
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slack:
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token: thetoken/generatedby/slack
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attachments:
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- text: Display my system load on host A and B
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color: '#ff00dd'
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title: System load
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fields:
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- title: System A
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value: "load average: 0,74, 0,66, 0,63"
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short: True
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- title: System B
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value: 'load average: 5,16, 4,64, 2,43'
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short: True
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- name: Send a message with a link using Slack markup
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slack:
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token: thetoken/generatedby/slack
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msg: We sent this message using <https://www.ansible.com|Ansible>!
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- name: Send a message with angle brackets and ampersands
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slack:
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token: thetoken/generatedby/slack
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msg: This message has <brackets> & ampersands in plain text.
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"""
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.urls import fetch_url
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OLD_SLACK_INCOMING_WEBHOOK = 'https://%s/services/hooks/incoming-webhook?token=%s'
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SLACK_INCOMING_WEBHOOK = 'https://hooks.slack.com/services/%s'
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# Escaping quotes and apostrophes to avoid ending string prematurely in ansible call.
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# We do not escape other characters used as Slack metacharacters (e.g. &, <, >).
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escape_table = {
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'"': "\"",
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"'": "\'",
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}
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def escape_quotes(text):
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'''Backslash any quotes within text.'''
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return "".join(escape_table.get(c, c) for c in text)
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def build_payload_for_slack(module, text, channel, username, icon_url, icon_emoji, link_names, parse, color, attachments):
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payload = {}
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if color == "normal" and text is not None:
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payload = dict(text=escape_quotes(text))
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elif text is not None:
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# With a custom color we have to set the message as attachment, and explicitly turn markdown parsing on for it.
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payload = dict(attachments=[dict(text=escape_quotes(text), color=color, mrkdwn_in=["text"])])
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if channel is not None:
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if (channel[0] == '#') or (channel[0] == '@'):
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payload['channel'] = channel
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else:
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payload['channel'] = '#' + channel
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if username is not None:
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payload['username'] = username
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if icon_emoji is not None:
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payload['icon_emoji'] = icon_emoji
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else:
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payload['icon_url'] = icon_url
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if link_names is not None:
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payload['link_names'] = link_names
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if parse is not None:
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payload['parse'] = parse
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if attachments is not None:
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if 'attachments' not in payload:
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payload['attachments'] = []
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if attachments is not None:
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keys_to_escape = [
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'title',
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'text',
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'author_name',
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'pretext',
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'fallback',
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]
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for attachment in attachments:
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for key in keys_to_escape:
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if key in attachment:
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attachment[key] = escape_quotes(attachment[key])
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if 'fallback' not in attachment:
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attachment['fallback'] = attachment['text']
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payload['attachments'].append(attachment)
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payload = module.jsonify(payload)
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return payload
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def do_notify_slack(module, domain, token, payload):
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if token.count('/') >= 2:
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# New style token
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slack_incoming_webhook = SLACK_INCOMING_WEBHOOK % (token)
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else:
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if not domain:
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module.fail_json(msg="Slack has updated its webhook API. You need to specify a token of the form XXXX/YYYY/ZZZZ in your playbook")
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slack_incoming_webhook = OLD_SLACK_INCOMING_WEBHOOK % (domain, token)
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headers = {
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'Content-Type': 'application/json',
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'Accept': 'application/json',
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}
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response, info = fetch_url(module=module, url=slack_incoming_webhook, headers=headers, method='POST', data=payload)
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if info['status'] != 200:
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obscured_incoming_webhook = SLACK_INCOMING_WEBHOOK % ('[obscured]')
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module.fail_json(msg=" failed to send %s to %s: %s" % (payload, obscured_incoming_webhook, info['msg']))
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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domain=dict(type='str', required=False, default=None),
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token=dict(type='str', required=True, no_log=True),
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msg=dict(type='str', required=False, default=None),
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channel=dict(type='str', default=None),
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username=dict(type='str', default='Ansible'),
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icon_url=dict(type='str', default='https://www.ansible.com/favicon.ico'),
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icon_emoji=dict(type='str', default=None),
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link_names=dict(type='int', default=1, choices=[0, 1]),
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parse=dict(type='str', default=None, choices=['none', 'full']),
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validate_certs=dict(default='yes', type='bool'),
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color=dict(type='str', default='normal', choices=['normal', 'good', 'warning', 'danger']),
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attachments=dict(type='list', required=False, default=None)
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)
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)
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domain = module.params['domain']
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token = module.params['token']
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text = module.params['msg']
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channel = module.params['channel']
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username = module.params['username']
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icon_url = module.params['icon_url']
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icon_emoji = module.params['icon_emoji']
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link_names = module.params['link_names']
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parse = module.params['parse']
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color = module.params['color']
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attachments = module.params['attachments']
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payload = build_payload_for_slack(module, text, channel, username, icon_url, icon_emoji, link_names, parse, color, attachments)
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do_notify_slack(module, domain, token, payload)
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module.exit_json(msg="OK")
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if __name__ == '__main__':
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main()
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