geoip-distance.zeek¶

Functions to calculate distance between two locations, based on GeoIP data.

Summary¶

haversine_distance_ip: function Returns the distance between two IP addresses using the haversine formula, based on GeoIP database locations.

haversine_distance_ip¶

Type:	`function` (a1: `addr`, a2: `addr`) : `double`

Returns the distance between two IP addresses using the haversine formula, based on GeoIP database locations. Requires Zeek to be built with GeoIP.

A1:	First IP address.
A2:	Second IP address.
Returns:	The distance between a1 and a2 in miles, or -1.0 if GeoIP data is not available for either of the IP addresses.