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reactor.py
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reactor.py
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import json
import requests
from attrdict import AttrDict
from reactors.utils import Reactor, utcnow
def main():
"""
Main function for sending a message.
Input message(s):
{"to": "travolta@swordfi.sh", "subject":
"How do I find this guy?", "body": "You don't find him;
he finds you"}
Output message(s):
N/A
Linked actors:
N/A
"""
r = Reactor()
m = AttrDict(r.context.message_dict)
r.logger.info("Message: {}".format(m))
r.logger.debug("Config: {}".format(r.settings))
# Use JSONschema-based message validator
# - In theory, this obviates some get() boilerplate
if not r.validate_message(m):
r.on_failure("Invalid message: {}".format(m))
key = r.settings.get('api_key', None)
if key is None:
r.on_failure("No Mailgun API key was provided.")
mailgun_api_url = r.settings.get('mailgun_api_url', None)
if mailgun_api_url is None:
r.on_failure("No Mailgun API URL was specified.")
sender = r.settings.get('from', 'reactors-noreply@sd2e.org')
recipient = m.get('to', None)
if recipient is None:
r.on_failure("No recipient was specified. What are you doing?")
try:
# Message subject line
subject = m.get('subject', r.settings.get(
'subject', 'Automated email notification'))
# Message body
ts = utcnow()
body = "Message sent at {} by actors/{}/executions/{}".format(
ts, r.uid, r.execid)
body = m.get('body', body)
except Exception as e:
r.on_failure("Error setting up message: {}".format(e))
mailgunmessage = {'from': sender,
'to': recipient,
'subject': subject,
'text': body}
if r.local is False:
try:
request = requests.post(
mailgun_api_url,
auth=('api', key),
data=mailgunmessage)
except Exception as e:
r.on_failure("Error posting message: {}".format(e))
r.on_success("Status: {} | Message: {}".format(
request.status_code, request.text))
else:
r.logger.info("Skipped Mailgun API call since this is a test.")
r.on_success("Status: {} | Message: {}".format(None, None))
if __name__ == '__main__':
main()