added the ability to list topics in each region as well as list all subscribers for a topic

libs/sns.py

@@ -0,0 +1,59 @@
+'''
+utilities for working with SNS
+'''
+
+import boto3
+import botocore
+
+regions = ['us-east-1', 'us-east-2', 'us-west-1', 'us-west-2', 'ca-central-1', 'eu-central-1', 'eu-west-1', 'eu-west-2', 'ap-northeast-1', 'ap-northeast-2', 'ap-southeast-1', 'ap-southeast-2']
+
+session = boto3.Session()
+credentials = session.get_credentials()
+AWS_ACCESS_KEY_ID = credentials.access_key
+
+def list_sns_topics():
+    title = "SNS Topics"
+    print(title)
+    print("-" * len(title))
+    try:
+        for region in regions:
+            client = boto3.client('sns', region_name=region)
+            topics = client.list_topics()
+            print(region)
+            print("=" * len(region))
+            if topics['Topics']:
+                for topic in topics['Topics']:
+                    print(topic)
+    except botocore.exceptions.ClientError as e:
+        if e.response['Error']['Code'] == 'InvalidClientTokenId':
+            sys.exit("The AWS KEY IS INVALID. Exiting")
+        if e.response['Error']['Code'] == 'AccessDenied':
+            print('{} : Is NOT a root key' .format(AWS_ACCESS_KEY_ID))
+        elif e.response['Error']['Code'] == 'SubscriptionRequiredException':
+            print('{} : Has permissions but isnt signed up for service - usually means you have a root account' .format(AWS_ACCESS_KEY_ID))
+        else:
+            print("Unexpected error: {}" .format(e))
+    except KeyboardInterrupt:
+        print("CTRL-C received, exiting...")
+
+def list_sns_subscribers(topic,region):
+    try:
+        client = boto3.client('sns', region_name=region)
+        result = client.list_subscriptions_by_topic(TopicArn=topic)
+        subscriptions = result['Subscriptions']
+        for sub in subscriptions:
+            print("Protocol: {}".format(sub['Protocol']))
+            print("Endpoint: {}".format(sub['Endpoint']))
+    except botocore.exceptions.ClientError as e:
+        if e.response['Error']['Code'] == 'InvalidClientTokenId':
+            sys.exit("The AWS KEY IS INVALID. Exiting")
+        if e.response['Error']['Code'] == 'AccessDenied':
+            print('{} : Is NOT a root key' .format(AWS_ACCESS_KEY_ID))
+        elif e.response['Error']['Code'] == 'SubscriptionRequiredException':
+            print('{} : Has permissions but isnt signed up for service - usually means you have a root account' .format(AWS_ACCESS_KEY_ID))
+        elif e.response['Error']['Code'] == 'InvalidParameter':
+            print('The region you provided ({}) is invalid for the Topic ARN. Are you sure this topic exists in this region?'.format(region))
+        else:
+            print("Unexpected error: {}" .format(e))
+    except KeyboardInterrupt:
+        print("CTRL-C received, exiting...")

modules/sns.py

@@ -0,0 +1,23 @@
+'''
+SNS module
+'''
+
+from libs.sns import *
+
+def module_sns_list_topics():
+    '''
+    SNS list all topics
+    python3 weirdAAL.py -m sns_list_topics -t demo
+    '''
+    list_sns_topics()
+
+def module_sns_list_subscribers(*args):
+    '''
+    SNS list subscribers for a topic. Takes two arguments - the topic arn and then the region.
+    python3 weirdAAL.py -m sns_list_subscribers -a arn:aws:sns:us-east-1:123456789123:sometopic,us-east-1
+    '''
+    try:
+        if args[0][0] and args[0][1]:
+            list_sns_subscribers(args[0][0], args[0][1])
+    except IndexError:
+        print("Please provide a topic arn *AND* region, ex: -a arn:aws:sns:us-east-1:123456789123:sometopic,us-east-1")