gitlab-org--gitlab-foss/lib/gitlab/backend/rack_attack_helpers.rb
Stan Hu 56d87db32c Reduce Rack Attack false positives by clearing out auth failure count upon
successful Git over HTTP authentication.

Add logging when a ban goes into effect for debugging.

Issue #1171
2015-03-24 00:36:46 -07:00

31 lines
948 B
Ruby

# rack-attack v4.2.0 doesn't yet support clearing of keys.
# Taken from https://github.com/kickstarter/rack-attack/issues/113
class Rack::Attack::Allow2Ban
def self.reset(discriminator, options)
findtime = options[:findtime] or raise ArgumentError, "Must pass findtime option"
cache.reset_count("#{key_prefix}:count:#{discriminator}", findtime)
cache.delete("#{key_prefix}:ban:#{discriminator}")
end
end
class Rack::Attack::Cache
def reset_count(unprefixed_key, period)
epoch_time = Time.now.to_i
# Add 1 to expires_in to avoid timing error: http://git.io/i1PHXA
expires_in = period - (epoch_time % period) + 1
key = "#{(epoch_time / period).to_i}:#{unprefixed_key}"
delete(key)
end
def delete(unprefixed_key)
store.delete("#{prefix}:#{unprefixed_key}")
end
end
class Rack::Attack::StoreProxy::RedisStoreProxy
def delete(key, options={})
self.del(key)
rescue Redis::BaseError
end
end