fix: Upgrade python requests to urllib

README.md

@@ -55,7 +55,7 @@
 | <a name="input_lambda_function_tags"></a> [lambda\_function\_tags](#input\_lambda\_function\_tags) | Additional tags for the Lambda function | `map(string)` | `{}` | no |
 | <a name="input_lambda_function_vpc_security_group_ids"></a> [lambda\_function\_vpc\_security\_group\_ids](#input\_lambda\_function\_vpc\_security\_group\_ids) | List of security group ids when Lambda Function should run in the VPC. | `list(string)` | `null` | no |
 | <a name="input_lambda_function_vpc_subnet_ids"></a> [lambda\_function\_vpc\_subnet\_ids](#input\_lambda\_function\_vpc\_subnet\_ids) | List of subnet ids when Lambda Function should run in the VPC. Usually private or intra subnets. | `list(string)` | `null` | no |
-| <a name="input_lambda_layers"></a> [lambda\_layers](#input\_lambda\_layers) | (Optional) List of Lambda Layer Version ARNs (maximum of 5) to attach to your Lambda Function | `list(string)` | <pre>[<br>  "arn:aws:lambda:us-east-1:668099181075:layer:AWSLambda-Python-AWS-SDK:4"<br>]</pre> | no |
+| <a name="input_lambda_layers"></a> [lambda\_layers](#input\_lambda\_layers) | (Optional) List of Lambda Layer Version ARNs (maximum of 5) to attach to your Lambda Function | `list(string)` | `[]` | no |
 | <a name="input_lambda_role"></a> [lambda\_role](#input\_lambda\_role) | IAM role attached to the Lambda Function.  If this is set then a role will not be created for you. | `string` | `""` | no |
 | <a name="input_messenger"></a> [messenger](#input\_messenger) | The name of the channel in Slack for notifications | `string` | n/a | yes |
 | <a name="input_recreate_missing_package"></a> [recreate\_missing\_package](#input\_recreate\_missing\_package) | Whether to recreate missing Lambda package if it is missing locally or not | `bool` | `false` | no |
@@ -75,4 +75,4 @@
 | <a name="output_lambda_iam_role_arn"></a> [lambda\_iam\_role\_arn](#output\_lambda\_iam\_role\_arn) | The ARN of the IAM role used by Lambda function |
 | <a name="output_lambda_iam_role_name"></a> [lambda\_iam\_role\_name](#output\_lambda\_iam\_role\_name) | The name of the IAM role used by Lambda function |
 | <a name="output_sns_topic_arn"></a> [sns\_topic\_arn](#output\_sns\_topic\_arn) | The ARN of the SNS topic from which messages will be sent to Slack |
-<!-- END_TF_DOCS -->
+<!-- END_TF_DOCS -->

functions/app.py

@@ -1,9 +1,8 @@
 import os
 import json
 import logging
-#import requests
-import urllib
-from botocore.vendored import requests
+import urllib.parse
+import urllib.request
 
 # ---------------------------------------------------------------------------------------------------------------------
 # ENVIRONMENT VARIABLES
@@ -646,9 +645,13 @@ def ecs_events_parser_title(detail_type, detail):
 def post(WEBHOOK_URL, message):
     log.debug(f'Sending message: {json.dumps(message, indent=4)}')
     headers = {'Content-type': 'application/json'}
-    response = requests.post(WEBHOOK_URL, json.dumps(message), headers=headers)
-    log.debug('Response: {}, message: {}'.format(response.status_code, response.text))
-    return response.status_code
+    payload = json.dumps(message).encode("utf-8")
+    request = urllib.request.Request(WEBHOOK_URL, data=payload, headers=headers, method="POST")
+    with urllib.request.urlopen(request) as response:
+        body = response.read().decode("utf-8")
+        status_code = response.getcode()
+    log.debug('Response: {}, message: {}'.format(status_code, body))
+    return status_code
 
 # Lambda handler
 def lambda_handler(event, context):

variables.tf

@@ -30,7 +30,7 @@ variable "lambda_description" {
 variable "lambda_layers" {
   description = "(Optional) List of Lambda Layer Version ARNs (maximum of 5) to attach to your Lambda Function"
   type        = list(string)
-  default     = ["arn:aws:lambda:us-east-1:668099181075:layer:AWSLambda-Python-AWS-SDK:4"]
+  default     = []
 }
 
 variable "sns_topic_name" {