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3. Edit extractor_info.json

This file contains metadata information about the extractor in JSON-LD format. Update all relevant fields as needed.


Extractors obtain the configuration details required for connecting to various BrownDog components like to connect to RabbitMQ, Clowder, etc., either from command-line arguments or environment variables. If you look at the Dockerfile inside the termplate extractor directory , you can see some of the envinronment environment variables being set.  For the purpose of running your extractor using BD Development Base, you DO NOT have to change anything.

Note: The remaining part of this section (Configuration Parameters) is relevant ONLY if you want to run your extractor against another production instance of BrownDog deployed at your end or some other location. Otherwise, you can skip and continue reading the next section (Edit the Dockerfile).

If you are planning to run your extractor using Docker, you will need to modify the Dockerfile to set the environment variables as required.

If you are planning to Otherwise, if you run your extractor as a standalone program (outside of Docker), you will need to set the relevant command-line arguements as requiredarguments. You can find the available options get a list of these parameters by running your extractor with the help option (-h, --help).