GeoIP2 Reader for Rust

This library reads MaxMind GeoIP2 databases

Usage

[dependencies]
geoip2 = "0.1.8"

See examples/lookup.rs for a basic example.

Benchmarks

Benchmarks required nightly Rust.

Place GeoIP2-Country.mmdb and GeoIP2-City.mmdb in the testdata folder, then run:

cargo bench

Tested on paid DB on cargo 1.95.0-nightly, Ryzen 5 3600, Ubuntu 20.04.3 LTS.

IncSW/geoip2-rs

default

city      1,782.38 ns/iter (+/- 28.49)
country     908.45 ns/iter (+/- 7.62)

unsafe-str

city        999.06 ns/iter (+/- 8.87)
country     467.06 ns/iter (+/- 5.79)

oschwald/maxminddb-rust 0.27.2.

default

city      1,915.71 ns/iter (+/- 29.17)
country     993.89 ns/iter (+/- 47.24)

simdutf8

city      1,870.60 ns/iter (+/- 32.75)
country     960.99 ns/iter (+/- 22.91)

unsafe-str-decode

city      1,708.32 ns/iter (+/- 27.23)
country     875.96 ns/iter (+/- 44.86)

License

MIT License.