Method: Specinfra::Command::Linux::Base::Iptables.check_has_rule

Defined in:
lib/specinfra/command/linux/base/iptables.rb

.check_has_rule(rule, table = nil, chain = nil) ⇒ Object

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# File 'lib/specinfra/command/linux/base/iptables.rb', line 3

def check_has_rule(rule, table=nil, chain=nil)
  cmd = "iptables"
  cmd += " -t #{escape(table)}" if table
  cmd += " -S"
  cmd += " #{escape(chain)}" if chain
  cmd += " | grep -- #{escape(rule)}"
  cmd
end