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S3 example - move counters inside handler so they are reset on every invocation #6

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S3 example - move counters inside handler so they are reset on every invocation #6

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9 changes: 6 additions & 3 deletions src/s3_lambda_es.js
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Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,6 @@ var esDomain = {
};
var endpoint = new AWS.Endpoint(esDomain.endpoint);
var s3 = new AWS.S3();
var totLogLines = 0; // Total number of log lines in the file
var numDocsAdded = 0; // Number of log lines added to ES so far

/*
* The AWS credentials are picked up from the environment.
Expand Down Expand Up @@ -112,7 +110,12 @@ function postDocumentToES(doc, context) {
/* Lambda "main": Execution starts here */
exports.handler = function(event, context) {
console.log('Received event: ', JSON.stringify(event, null, 2));


// Create counters inside handler - Lambda may reuse container
// so these needs to be reset on each execution.
var totLogLines = 0; // Total number of log lines in the file
var numDocsAdded = 0; // Number of log lines added to ES so far

/* == Streams ==
* To avoid loading an entire (typically large) log file into memory,
* this is implemented as a pipeline of filters, streaming log data
Expand Down