Module: Netgrep::Ipv4

Defined in:

lib/netgrep/ip.rb

Overview

NOTE: the regexes are from Resolv::IPv4 in ruby’s stdlib. They were copied here because we need to match IPs in the context of a large string and the Resolv regex has string start and string end anchors which don’t allow this.

Constant Summary

REGEX_256 =

/0
|1(?:[0-9][0-9]?)?
|2(?:[0-4][0-9]?|5[0-5]?|[6-9])?
|[3-9][0-9]?/x

REGEX =

/#{REGEX_256}\.#{REGEX_256}\.#{REGEX_256}\.#{REGEX_256}/x