ansible/plugins/callbacks/slack.py
2015-10-22 12:30:23 -04:00

249 lines
7.8 KiB
Python

# (C) 2014, Matt Martz <matt@sivel.net>
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
import os
import json
import uuid
import urllib2
from ansible import utils
try:
import prettytable
HAS_PRETTYTABLE = True
except ImportError:
HAS_PRETTYTABLE = False
class CallbackModule(object):
"""This is an example ansible callback plugin that sends status
updates to a Slack channel during playbook execution.
This plugin makes use of the following environment variables:
SLACK_TOKEN (required): Slack Integration token
SLACK_TEAM (required): Slack team name TEAM.slack.com
SLACK_CHANNEL (optional): Slack room to post in. Default: #ansible
SLACK_USERNAME (optional): Username to post as. Default: ansible
Requires:
prettytable
"""
def __init__(self):
self.disabled = False
if not HAS_PRETTYTABLE:
self.disabled = True
utils.warning('The `prettytable` python module is not installed. '
'Disabling the Slack callback plugin.')
self.webhook_url = ('https://%s.slack.com/services/hooks/'
'incoming-webhook?token=%s')
self.token = os.getenv('SLACK_TOKEN')
self.team = os.getenv('SLACK_TEAM')
self.channel = os.getenv('SLACK_CHANNEL', '#ansible')
self.username = os.getenv('SLACK_USERNAME', 'ansible')
if self.token is None:
self.disabled = True
utils.warning('Slack token could not be loaded. The Slack '
'token can be provided using the `SLACK_TOKEN` '
'environment variable.')
if self.token is None:
self.disabled = True
utils.warning('Slack team could not be loaded. The Slack '
'token can be provided using the `SLACK_TEAM` '
'environment variable.')
self.playbook_name = None
# This is a 6 character identifier provided with each message
# This makes it easier to correlate messages when there are more
# than 1 simultaneous playbooks running
self.guid = uuid.uuid4().hex[:6]
def send_msg(self, msg, attachments=[], parse=False):
parse = 'full' if parse else 'none'
payload = {
'text': '%s (_%s_)' % (msg, self.guid),
'channel': self.channel,
'username': self.username,
'attachments': attachments,
'parse': parse,
'icon_url': ('http://cdn2.hubspot.net/'
'hub/330046/file-449187601-png/ansible_badge.png'),
}
data = json.dumps(payload)
url = self.webhook_url % (self.team, self.token)
req = urllib2.Request(url, data)
try:
urllib2.urlopen(req)
except:
utils.warning('Could not submit message to Slack')
def on_any(self, *args, **kwargs):
pass
def runner_on_failed(self, host, res, ignore_errors=False):
pass
def runner_on_ok(self, host, res):
pass
def runner_on_error(self, host, msg):
pass
def runner_on_skipped(self, host, item=None):
pass
def runner_on_unreachable(self, host, res):
pass
def runner_on_no_hosts(self):
pass
def runner_on_async_poll(self, host, res, jid, clock):
pass
def runner_on_async_ok(self, host, res, jid):
pass
def runner_on_async_failed(self, host, res, jid):
pass
def playbook_on_start(self):
"""Display Playbook start messages"""
self.playbook_name, _ = os.path.splitext(
os.path.basename(self.playbook.filename))
inventory = os.path.basename(
os.path.realpath(self.playbook.inventory.host_list))
subset = self.playbook.inventory._subset
skip_tags = self.playbook.skip_tags
msg = ('```\nEnv: %s\nTags: %s\n'
'Skip Tags: %s\nLimit: %s\n```' %
(inventory,
', '.join(self.playbook.only_tags),
', '.join(skip_tags) if skip_tags else None,
', '.join(subset) if subset else subset))
attachments = [{
'fallback': msg,
'color': 'warning',
'text': msg,
'mrkdwn_in': ['text', 'fallback'],
}]
self.send_msg("*%s*: Playbook initiated by *%s*" %
(self.playbook_name, self.playbook.remote_user),
attachments=attachments)
def playbook_on_notify(self, host, handler):
pass
def playbook_on_no_hosts_matched(self):
pass
def playbook_on_no_hosts_remaining(self):
pass
def playbook_on_task_start(self, name, is_conditional):
pass
def playbook_on_vars_prompt(self, varname, private=True, prompt=None,
encrypt=None, confirm=False, salt_size=None,
salt=None, default=None):
pass
def playbook_on_setup(self):
pass
def playbook_on_import_for_host(self, host, imported_file):
pass
def playbook_on_not_import_for_host(self, host, missing_file):
pass
def playbook_on_play_start(self, pattern):
"""Display Play start messages"""
attachments = [
{
'fallback': '```\n%s\n```' % pattern,
'text': '```\n%s\n```' % pattern,
'color': 'warning',
'mrkdwn_in': ['text', 'fallback'],
}
]
self.send_msg('*%s*: Starting play' % self.playbook_name,
attachments=attachments)
def playbook_on_stats(self, stats):
"""Display info about playbook statistics"""
hosts = sorted(stats.processed.keys())
t = prettytable.PrettyTable(['Host', 'Ok', 'Changed', 'Unreachable',
'Failures'])
failures = False
unreachable = False
for h in hosts:
s = stats.summarize(h)
if s['failures'] > 0:
failures = True
if s['unreachable'] > 0:
unreachable = True
t.add_row([h] + [s[k] for k in ['ok', 'changed', 'unreachable',
'failures']])
attachments = []
if failures or unreachable:
msg = 'Failures detected!'
attachments.append({
'fallback': msg,
'color': 'danger',
'fields': [
{
'title': 'Failed!',
'value': '```\n%s\n```' % t
}
],
'mrkdwn_in': ['text', 'fallback', 'fields']
})
else:
msg = 'Success!'
attachments.append({
'fallback': msg,
'color': 'good',
'fields': [
{
'title': 'Success!',
'value': '```\n%s\n```' % t
}
],
'mrkdwn_in': ['text', 'fallback', 'fields']
})
self.send_msg("*%s*: Playbook complete" % self.playbook_name,
attachments=attachments)