Node.js 8 the Right Way

Inserting Elasticsearch Documents in Bulk

We need one more big feature from the esclu command-line tool, and that’s to allow us to bulk-upload documents. Recall that in ​Processing Data Files Sequentially​, we developed an LDJ data file containing interleaved commands and documents for Elasticsearch’s bulk API.

Here’s a truncated sample to refresh your memory:

{"index":{"_id":"pg11"}}
{"id":11,"title":"Alice's Adventures in Wonderland","authors":...}
{"index":{"_id":"pg132"}}
{"id":132,"title":"The Art of War","authors":...}

Open your index.js file and insert this new command, again before the program.parse line.

esclu/index.js

program
  .command('bulk <file>')
  .description('read and perform bulk options ...