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Add support for custom Slack formatting via attachments/blocks #624

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Merged
diegocepedaw merged 2 commits into from
Jul 20, 2021
Merged

Add support for custom Slack formatting via attachments/blocks #624

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38d8082
Update iris_slack.py
bored-engineer Jul 15, 2021
7cedd16
Update iris_slack.py
bored-engineer Jul 20, 2021
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36 changes: 25 additions & 11 deletions src/iris/vendors/iris_slack.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,9 +52,9 @@ def lookup_by_email(self, email):
logger.exception('Slack post request failed')
raise

def construct_attachments(self, message):
def construct_attachment(self, message):
# TODO: Verify title, title_link and text.
att_json = {
return {
'fallback': self.message_attachments.get('fallback'),
'pretext': self.message_attachments.get('pretext'),
'title': 'Iris incident %r' % message['incident_id'],
Expand Down Expand Up @@ -86,19 +86,29 @@ def construct_attachments(self, message):
}
]
}
return ujson.dumps([att_json])

def get_message_payload(self, message):
slack_message = {
# Display application if exists, otherwise it's an incident tracking message
'text': '[%s] %s' % (message.get('application', 'Iris incident'),
message['body']),
'token': self.config['auth_token'],
'channel': self.get_destination(message['destination'])
'channel': self.get_destination(message['destination']),
'text': message['body'],
}
# only add interactive button for incidents
# Support complex formatting if body is JSON
if message['body'].startswith('{'):
arguments = ujson.loads(message['body'])
for key in {
'blocks', 'attachments',
'link_names', 'mrkdwn', 'parse',
'reply_broadcast', 'text', 'thread_ts',
'unfurl_links', 'unfurl_media'
}:
if key in arguments:
slack_message[key] = arguments[key]
# Always prefix the application name for tracking
slack_message['text'] = '[%s] %s' % (message.get('application', 'Iris incident'),
slack_message.get('text', ''))
# For incidents, add the Iris attachments at the end
if 'incident_id' in message:
slack_message['attachments'] = self.construct_attachments(message)
slack_message.setdefault('attachments', []).append(self.construct_attachment(slack_message))
return slack_message

def get_destination(self, destination):
Expand All @@ -114,7 +124,11 @@ def send_message(self, message):

try:
response = requests.post(message_endpoint,
data=payload,
headers={
'Authorization': 'Bearer %s' % self.config['auth_token'],
'Content-Type': 'application/json'
},
data=ujson.dumps(payload),
proxies=self.proxy,
timeout=self.timeout)
if response.status_code == 200:
Expand Down