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Add Support for SNS Topic KmsMasterKeyId Attribute (#3389)

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We do not do any validation of the `KmsMasterKeyId` attribute, and simply
store it as-as.  This mimics the behavior in AWS, where the key is not
validated until it is actually used (when publishing[1]).

[1]: https://docs.aws.amazon.com/sns/latest/dg/sns-server-side-encryption.html

Closes #3216
This commit is contained in:
Brian Pandola 2020-10-16 04:30:07 -07:00 • committed by GitHub
commit 28c1690fc2
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4 changed files with 74 additions and 21 deletions
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1
moto/sns/models.py
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@ -45,6 +45,7 @@ class Topic(CloudFormationModel):
self.account_id = DEFAULT_ACCOUNT_ID
self.display_name = ""
self.delivery_policy = ""
self.kms_master_key_id = ""
self.effective_delivery_policy = json.dumps(DEFAULT_EFFECTIVE_DELIVERY_POLICY)
self.arn = make_arn_for_topic(self.account_id, name, sns_backend.region_name)

48
moto/sns/responses.py
View file

@ -158,28 +158,28 @@ class SNSResponse(BaseResponse):
topic = self.backend.get_topic(topic_arn)
if self.request_json:
return json.dumps(
{
"GetTopicAttributesResponse": {
"GetTopicAttributesResult": {
"Attributes": {
"Owner": topic.account_id,
"Policy": topic.policy,
"TopicArn": topic.arn,
"DisplayName": topic.display_name,
"SubscriptionsPending": topic.subscriptions_pending,
"SubscriptionsConfirmed": topic.subscriptions_confimed,
"SubscriptionsDeleted": topic.subscriptions_deleted,
"DeliveryPolicy": topic.delivery_policy,
"EffectiveDeliveryPolicy": topic.effective_delivery_policy,
}
},
"ResponseMetadata": {
"RequestId": "057f074c-33a7-11df-9540-99d0768312d3"
},
}
attributes = {
"Owner": topic.account_id,
"Policy": topic.policy,
"TopicArn": topic.arn,
"DisplayName": topic.display_name,
"SubscriptionsPending": topic.subscriptions_pending,
"SubscriptionsConfirmed": topic.subscriptions_confimed,
"SubscriptionsDeleted": topic.subscriptions_deleted,
"DeliveryPolicy": topic.delivery_policy,
"EffectiveDeliveryPolicy": topic.effective_delivery_policy,
}
if topic.kms_master_key_id:
attributes["KmsMasterKeyId"] = topic.kms_master_key_id
response = {
"GetTopicAttributesResponse": {
"GetTopicAttributesResult": {"Attributes": attributes},
"ResponseMetadata": {
"RequestId": "057f074c-33a7-11df-9540-99d0768312d3"
},
}
)
}
return json.dumps(response)
template = self.response_template(GET_TOPIC_ATTRIBUTES_TEMPLATE)
return template.render(topic=topic)
@ -827,6 +827,12 @@ GET_TOPIC_ATTRIBUTES_TEMPLATE = """<GetTopicAttributesResponse xmlns="http://sns
<key>EffectiveDeliveryPolicy</key>
<value>{{ topic.effective_delivery_policy }}</value>
</entry>
{% if topic.kms_master_key_id %}
<entry>
<key>KmsMasterKeyId</key>
<value>{{ topic.kms_master_key_id }}</value>
</entry>
{% endif %}
</Attributes>
</GetTopicAttributesResult>
<ResponseMetadata>