def create_sns_topic():
"""
Creates the SNS topic and returns the topic arn string
"""
con = SNSConnection(aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
aws_access_key_id=AWS_ACCESS_KEY,
region=RegionInfo(name=REGION,
endpoint='sns.%s.amazonaws.com' % REGION))
topic_arn = con.create_topic(SNS_TOPIC_NAME)
topic_arn = topic_arn['CreateTopicResponse']['CreateTopicResult']['TopicArn']
print "Topic created, arn is : %s" % topic_arn
con.close()
return topic_arn
def delete_sns_topic():
"""
Deletes the SNS topic. Subscriptions must be deleted prior to that.
"""
con = SNSConnection(aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
aws_access_key_id=AWS_ACCESS_KEY,
region=RegionInfo(name=REGION,
endpoint='sns.%s.amazonaws.com' % REGION))
topic_arn = get_topic_arn()
print "Deleting topic : %s" % topic_arn
con.delete_topic(topic_arn)
con.close()
def create_email_topic_subscription():
"""
Creates the email subscription for our topic. Topic must be created prior to that.
returns nothing.
"""
con = SNSConnection(aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
aws_access_key_id=AWS_ACCESS_KEY,
region=RegionInfo(name=REGION,
endpoint='sns.%s.amazonaws.com' % REGION))
topic_arn = get_topic_arn()
subscription = con.subscribe(topic_arn, "email", SNS_EMAIL)
print "Subscribed email : %s to SNS notifications" % SNS_EMAIL
print subscription
print "Please make sure to check your inbox and confirm your subscription"
con.close()
def get_topic_arn(topicname = SNS_TOPIC_NAME):
"""
Returns the topic arn, using our default SNS_TOPIC_NAME or a given parameter
"""
con = SNSConnection(aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
aws_access_key_id=AWS_ACCESS_KEY,
region=RegionInfo(name=REGION,
endpoint='sns.%s.amazonaws.com' % REGION))
for t in con.get_all_topics()['ListTopicsResponse']['ListTopicsResult']['Topics']:
topicarn = t['TopicArn']
if SNS_TOPIC_NAME in topicarn:
con.close()
return topicarn
con.close()
return None
def delete_sns_subscription():
"""
Deletes the SNS email subscription
"""
con = SNSConnection(aws_secret_access_key=AWS_SECRET_ACCESS_KEY,
aws_access_key_id=AWS_ACCESS_KEY,
region=RegionInfo(name=REGION,
endpoint='sns.%s.amazonaws.com' % REGION))
topic_arn = get_topic_arn()
subscriptions = con.get_all_subscriptions_by_topic(topic_arn)['ListSubscriptionsByTopicResponse']\
['ListSubscriptionsByTopicResult']\
['Subscriptions']
for s in subscriptions:
try:
print "Unsubscribing %s" % s
con.unsubscribe(s['SubscriptionArn'])
except:
print "Could not unsubscribe %s" % s
con.close()
