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MaxMind DB Reader Ruby API

Description

This is the Ruby API for reading MaxMind DB files. MaxMind DB is a binary file format that stores data indexed by IP address subnets (IPv4 or IPv6).

Installation

gem install maxmind-db

Usage

require 'maxmind/db'

reader = MaxMind::DB.new('GeoIP2-City.mmdb', mode: MaxMind::DB::MODE_MEMORY)

record = reader.get('1.1.1.1')
if record.nil?
  puts '1.1.1.1 was not found in the database'
else
  puts record['country']['iso_code']
  puts record['country']['names']['en']
end

reader.close

For more information see the documentation.

Requirements

This code requires Ruby version 2.4 or higher.

Contributing

Patches and pull requests are encouraged. Please include unit tests whenever possible.

Support

Please report all issues with this code using the GitHub issue tracker.

If you are having an issue with a MaxMind service that is not specific to the client API, please see our support page.

Versioning

This library uses Semantic Versioning.

This software is Copyright (c) 2018 - 2020 by MaxMind, Inc.

This is free software, licensed under the Apache License, Version 2.0 or the MIT License, at your option.

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