/usr/lib/ruby/vendor_ruby/rack/attack/allow2ban.rb is in ruby-rack-attack 4.3.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | module Rack
class Attack
class Allow2Ban < Fail2Ban
class << self
protected
def key_prefix
'allow2ban'
end
# everything the same here except we return only return true
# (blocking the request) if they have tripped the limit.
def fail!(discriminator, bantime, findtime, maxretry)
count = cache.count("#{key_prefix}:count:#{discriminator}", findtime)
if count >= maxretry
ban!(discriminator, bantime)
end
# we may not block them this time, but they're banned for next time
false
end
end
end
end
end
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