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Merge pull request #2457 from bblommers/feature/dynamodb_streams_invoke_lambda

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Feature: Add option for DynamoDB stream to kick off lambda
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Steve Pulec 2019-10-10 17:05:43 -05:00 • committed by GitHub
commit 31198c75b8
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3 changed files with 83 additions and 1 deletions
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10
moto/dynamodb2/models.py
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@ -488,6 +488,15 @@ class StreamShard(BaseModel):
seq = len(self.items) + self.starting_sequence_number
self.items.append(
StreamRecord(self.table, t, event_name, old, new, seq))
result = None
from moto.awslambda import lambda_backends
for arn, esm in self.table.lambda_event_source_mappings.items():
region = arn[len('arn:aws:lambda:'):arn.index(':', len('arn:aws:lambda:'))]
result = lambda_backends[region].send_dynamodb_items(arn, self.items, esm.event_source_arn)
if result:
self.items = []
def get(self, start, quantity):
start -= self.starting_sequence_number
@ -530,6 +539,7 @@ class Table(BaseModel):
# 'AttributeName': 'string' # Can contain this
}
self.set_stream_specification(streams)
self.lambda_event_source_mappings = {}
@classmethod
def create_from_cloudformation_json(cls, resource_name, cloudformation_json, region_name):