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ssnskar · web-flow · commit fc9892ae72f4 · 2024-02-24T14:50:36.000+05:30
diff --git a/integration-kinesis-to-lambda-with-batch-item-handling/example.rb b/integration-kinesis-to-lambda-with-batch-item-handling/example.rb
@@ -0,0 +1,29 @@
+require 'aws-sdk'
+
+def lambda_handler(event:, context:)
+  batch_item_failures = []
+
+  event['Records'].each do |record|
+    begin
+      puts "Processed Kinesis Event - EventID: #{record['eventID']}"
+      record_data = get_record_data_async(record['kinesis'])
+      puts "Record Data: #{record_data}"
+      # TODO: Do interesting work based on the new data
+    rescue StandardError => err
+      puts "An error occurred #{err}"
+      # Since we are working with streams, we can return the failed item immediately.
+      # Lambda will immediately begin to retry processing from this failed item onwards.
+      return { batchItemFailures: [{ itemIdentifier: record['kinesis']['sequenceNumber'] }] }
+    end
+  end
+
+  puts "Successfully processed #{event['Records'].length} records."
+  { batchItemFailures: batch_item_failures }
+end
+
+def get_record_data_async(payload)
+  data = Base64.decode64(payload['data']).force_encoding('utf-8')
+  # Placeholder for actual async work
+  sleep(1)
+  data
+end
