class SshGuard::FirewallAdapters::IPFWAdapter
Public Class Methods
new()
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# File lib/ssh_guard/firewall_adapters.rb, line 4 def initialize @logger = Logger.new(STDOUT) end
Public Instance Methods
block_host(host)
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# File lib/ssh_guard/firewall_adapters.rb, line 7 def block_host(host) unless blocked?(host) `ipfw add 100 deny tcp from #{host} to me ssh` @logger.warn("Blocking host #{host}!") end end
blocked?(host)
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# File lib/ssh_guard/firewall_adapters.rb, line 14 def blocked?(host) `ipfw list | grep "deny tcp from #{host} to me dst-port 22"` =~ /deny tcp from #{host} to me dst-port 22$/ ? true : false end