Commit f0b18892 authored by nimrod's avatar nimrod
Browse files

Migrate to another SMS sending service. 

It turns out that Twilio is quite expensive, more than I willing to pay
for this service. So I'm going with MessageBird.
parent 27183d50

requirements.txt

+1 −1
Original line number Diff line number Diff line 
dnspython

messagebird

requests
 
twilio

sms-notify.tf

+4 −15
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variable "twilio_account_sid" {

  description = "Twilio account SID."

}



variable "twilio_api_key" {

  description = "Twilio API key."

}



variable "twilio_api_secret" {

  description = "Twilio API secret."

variable "messagebird_access_key" {

  description = "MessageBird API access key."

}



# It would have been nicer to buy the phone number with Terraform and the
@@ -39,11 +31,8 @@ resource "aws_lambda_function" "sms_notify" { 
      MODULE             = local.module

      TOPIC_ARN          = local.topic_arn

      VERSION            = local.payload_object_version

      TWILIO_ACCOUNT_SID = var.twilio_account_sid

      TWILIO_API_KEY     = var.twilio_api_key

      TWILIO_API_SECRET  = var.twilio_api_secret

      TWILIO_FROM_NUMBER = var.twilio_from_number

      TWILIO_TO_NUMBER   = local.my_phone_number

      MSGBIRD_ACCESS_KEY = var.messagebird_access_key

      TO_NUMBER          = local.my_phone_number

    }

  }

src/sms_notify.py

+7 −13
Original line number Diff line number Diff line 
import os

import twilio.rest  # pylint: disable=import-error

import messagebird  # pylint: disable=import-error





TWILIO_ACCOUNT_SID = os.environ["TWILIO_ACCOUNT_SID"]

TWILIO_API_KEY = os.environ["TWILIO_API_KEY"]

TWILIO_API_SECRET = os.environ["TWILIO_API_SECRET"]

TWILIO_FROM_NUMBER = os.environ["TWILIO_FROM_NUMBER"]

TWILIO_TO_NUMBER = os.environ["TWILIO_TO_NUMBER"]

MSGBIRD_ACCESS_KEY = os.environ["MSGBIRD_ACCESS_KEY"]

TO_NUMBER = os.environ["TO_NUMBER"]





# pylint: disable=unused-argument

def handler(event, context):

    message = event["Records"][0]["Sns"]["Message"]

    client = twilio.rest.Client(

        TWILIO_API_KEY, TWILIO_API_SECRET, TWILIO_ACCOUNT_SID

    )

    client.messages.create(

        body=message,

        from_=TWILIO_FROM_NUMBER,

        to=TWILIO_TO_NUMBER,

    client = messagebird.Client(MSGBIRD_ACCESS_KEY)

    client.messages_create(

        message,

        TO_NUMBER,

    )