(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:IFNAME)
          op: assign_op.Equal
          rhs: {($ Id.VSub_Number '$1')}
          spids: [4]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:CMD)
          op: assign_op.Equal
          rhs: {($ Id.VSub_Number '$2')}
          spids: [7]
        )
      ]
    )
    (command.ShFunction
      name: kill_daemon
      body: 
        (BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:NAME)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$1')}
                  spids: [18]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:PF)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$2')}
                  spids: [22]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {<-r>} 
                              {($ Id.VSub_DollarName '$PF')} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [(command.ControlFlow token:<Id.ControlFlow_Return return>)]
                  spids: [27 40]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:PID)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: <Id.Left_Backtick '`'>
                        child: (C {<cat>} {($ Id.VSub_DollarName '$PF')})
                      )
                    }
                  spids: [50]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {($ Id.VSub_DollarName '$PID')} {<-gt>} {<0>} 
                              {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.Pipeline
                                      children: [
                                        (C {<ps>} {($ Id.VSub_DollarName '$PID')})
                                        (C {<grep>} {<-q>} {($ Id.VSub_DollarName '$NAME')})
                                      ]
                                      negated: F
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [(C {<kill>} {($ Id.VSub_DollarName '$PID')})]
                          spids: [76 91]
                        )
                      ]
                    )
                  ]
                  spids: [60 73]
                )
              ]
            )
            (C {<rm>} {($ Id.VSub_DollarName '$PF')})
          ]
        )
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName '$CMD'))} 
                      {<Id.Lit_Equals '='>} {(DQ <P2P-GROUP-STARTED>)} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:GIFNAME)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$3')}
                  spids: [132]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_Number '$4'))} 
                              {<Id.Lit_Equals '='>} {(DQ <GO>)} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<kill_daemon>} {<dhclient>} 
                      {<'/var/run/dhclient-'> ($ Id.VSub_DollarName '$GIFNAME') <.pid>}
                    )
                    (C {<rm>} {<'/var/run/dhclient.leases-'> ($ Id.VSub_DollarName '$GIFNAME')})
                    (C {<kill_daemon>} {<dnsmasq>} 
                      {<'/var/run/dnsmasq.pid-'> ($ Id.VSub_DollarName '$GIFNAME')}
                    )
                    (C {<ifconfig>} {($ Id.VSub_DollarName '$GIFNAME')} {<192.168.42.1>} {<up>})
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.Pipeline
                                      children: [
                                        (C {<dnsmasq>} {<-x>} 
                                          {<'/var/run/dnsmasq.pid-'> 
                                            ($ Id.VSub_DollarName '$GIFNAME')
                                          } {<-i>} {($ Id.VSub_DollarName '$GIFNAME')} {<-F192.168.42.11> <Id.Lit_Comma ','> <192.168.42.99>}
                                        )
                                      ]
                                      negated: T
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [
                            (C {<dnsmasq>} {<-x>} 
                              {<'/var/run/dnsmasq.pid-'> ($ Id.VSub_DollarName '$GIFNAME')} {<-i>} {($ Id.VSub_DollarName '$GIFNAME')} {<-F192.168.42.11> <Id.Lit_Comma ','> <192.168.42.99>} 
                              {<--listen-address>} {<192.168.42.1>} {<-z>} {<-p>} {<0>}
                            )
                          ]
                          spids: [188 212]
                        )
                      ]
                    )
                  ]
                  spids: [136 153]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_Number '$4'))} 
                              {<Id.Lit_Equals '='>} {(DQ <client>)} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<kill_daemon>} {<dhclient>} 
                      {<'/var/run/dhclient-'> ($ Id.VSub_DollarName '$GIFNAME') <.pid>}
                    )
                    (C {<rm>} {<'/var/run/dhclient.leases-'> ($ Id.VSub_DollarName '$GIFNAME')})
                    (C {<kill_daemon>} {<dnsmasq>} 
                      {<'/var/run/dnsmasq.pid-'> ($ Id.VSub_DollarName '$GIFNAME')}
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:ipaddr)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: <Id.Left_Backtick '`'>
                                child: 
                                  (command.Pipeline
                                    children: [
                                      (C {<echo>} {(DQ ($ Id.VSub_Star '$*'))})
                                      (C {<sed>} {(SQ <'s/.* ip_addr=\\([^ ]*\\).*/\\1/'>)})
                                    ]
                                    negated: F
                                  )
                              )
                            }
                          spids: [302]
                        )
                      ]
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:ipmask)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: <Id.Left_Backtick '`'>
                                child: 
                                  (command.Pipeline
                                    children: [
                                      (C {<echo>} {(DQ ($ Id.VSub_Star '$*'))})
                                      (C {<sed>} {(SQ <'s/.* ip_mask=\\([^ ]*\\).*/\\1/'>)})
                                    ]
                                    negated: F
                                  )
                              )
                            }
                          spids: [328]
                        )
                      ]
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:goipaddr)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: <Id.Left_Backtick '`'>
                                child: 
                                  (command.Pipeline
                                    children: [
                                      (C {<echo>} {(DQ ($ Id.VSub_Star '$*'))})
                                      (C {<sed>} {(SQ <'s/.* go_ip_addr=\\([^ ]*\\).*/\\1/'>)})
                                    ]
                                    negated: F
                                  )
                              )
                            }
                          spids: [354]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.Pipeline
                                      children: [
                                        (C {<echo>} 
                                          {
                                            (DQ ($ Id.VSub_DollarName '$ipaddr') 
                                              ($ Id.VSub_DollarName '$ipmask') ($ Id.VSub_DollarName '$goipaddr')
                                            )
                                          }
                                        )
                                        (C {<grep>} {<-q>} {(SQ <' '>)})
                                      ]
                                      negated: F
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:ipaddr)
                                  op: assign_op.Equal
                                  rhs: {(DQ )}
                                  spids: [404]
                                )
                              ]
                            )
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:ipmask)
                                  op: assign_op.Equal
                                  rhs: {(DQ )}
                                  spids: [409]
                                )
                              ]
                            )
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:goipaddr)
                                  op: assign_op.Equal
                                  rhs: {(DQ )}
                                  spids: [414]
                                )
                              ]
                            )
                          ]
                          spids: [380 401]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (C {<Id.Lit_LBracket '['>} {<-n>} 
                                      {(DQ ($ Id.VSub_DollarName '$ipaddr'))} {<Id.Lit_RBracket ']'>}
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          action: [
                            (C {<sudo>} {<ifconfig>} {($ Id.VSub_DollarName '$GIFNAME')} 
                              {(DQ ($ Id.VSub_DollarName '$ipaddr'))} {<netmask>} {(DQ ($ Id.VSub_DollarName '$ipmask'))}
                            )
                            (C {<sudo>} {<ip>} {<ro>} {<re>} {<default>} {<via>} 
                              {(DQ ($ Id.VSub_DollarName '$goipaddr'))}
                            )
                            (command.ControlFlow
                              token: <Id.ControlFlow_Exit exit>
                              arg_word: {<0>}
                            )
                          ]
                          spids: [422 435]
                        )
                      ]
                    )
                    (C {<dhclient>} {<-pf>} 
                      {<'/var/run/dhclient-'> ($ Id.VSub_DollarName '$GIFNAME') <.pid>} {<-lf>} {<'/var/run/dhclient.leases-'> ($ Id.VSub_DollarName '$GIFNAME')} {<-nw>} 
                      {($ Id.VSub_DollarName '$GIFNAME')}
                    )
                  ]
                  spids: [259 276]
                )
              ]
            )
          ]
          spids: [112 129]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName '$CMD'))} 
                      {<Id.Lit_Equals '='>} {(DQ <P2P-GROUP-REMOVED>)} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:GIFNAME)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$3')}
                  spids: [529]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_Number '$4'))} 
                              {<Id.Lit_Equals '='>} {(DQ <GO>)} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<kill_daemon>} {<dnsmasq>} 
                      {<'/var/run/dnsmasq.pid-'> ($ Id.VSub_DollarName '$GIFNAME')}
                    )
                    (C {<ifconfig>} {($ Id.VSub_DollarName '$GIFNAME')} {<0.0.0.0>})
                  ]
                  spids: [533 550]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_Number '$4'))} 
                              {<Id.Lit_Equals '='>} {(DQ <client>)} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<kill_daemon>} {<dhclient>} 
                      {<'/var/run/dhclient-'> ($ Id.VSub_DollarName '$GIFNAME') <.pid>}
                    )
                    (C {<rm>} {<'/var/run/dhclient.leases-'> ($ Id.VSub_DollarName '$GIFNAME')})
                    (C {<ifconfig>} {($ Id.VSub_DollarName '$GIFNAME')} {<0.0.0.0>})
                  ]
                  spids: [571 588]
                )
              ]
            )
          ]
          spids: [509 526]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName '$CMD'))} 
                      {<Id.Lit_Equals '='>} {(DQ <P2P-CROSS-CONNECT-ENABLE>)} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:GIFNAME)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$3')}
                  spids: [638]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:UPLINK)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$4')}
                  spids: [642]
                )
              ]
            )
            (C {<iptables>} {<-P>} {<FORWARD>} {<DROP>})
            (C {<iptables>} {<-t>} {<nat>} {<-A>} {<POSTROUTING>} {<-o>} {($ Id.VSub_DollarName '$UPLINK')} 
              {<-j>} {<MASQUERADE>}
            )
            (C {<iptables>} {<-A>} {<FORWARD>} {<-i>} {($ Id.VSub_DollarName '$UPLINK')} {<-o>} 
              {($ Id.VSub_DollarName '$GIFNAME')} {<-m>} {<state>} {<--state>} {<RELATED> <Id.Lit_Comma ','> <ESTABLISHED>} {<-j>} {<ACCEPT>}
            )
            (C {<iptables>} {<-A>} {<FORWARD>} {<-i>} {($ Id.VSub_DollarName '$GIFNAME')} {<-o>} 
              {($ Id.VSub_DollarName '$UPLINK')} {<-j>} {<ACCEPT>}
            )
            (C {<sysctl>} {<net.ipv4.ip_forward> <Id.Lit_Equals '='> <1>})
          ]
          spids: [618 635]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName '$CMD'))} 
                      {<Id.Lit_Equals '='>} {(DQ <P2P-CROSS-CONNECT-DISABLE>)} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:GIFNAME)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$3')}
                  spids: [755]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:UPLINK)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$4')}
                  spids: [759]
                )
              ]
            )
            (C {<sysctl>} {<net.ipv4.ip_forward> <Id.Lit_Equals '='> <0>})
            (C {<iptables>} {<-t>} {<nat>} {<-D>} {<POSTROUTING>} {<-o>} {($ Id.VSub_DollarName '$UPLINK')} 
              {<-j>} {<MASQUERADE>}
            )
            (C {<iptables>} {<-D>} {<FORWARD>} {<-i>} {($ Id.VSub_DollarName '$UPLINK')} {<-o>} 
              {($ Id.VSub_DollarName '$GIFNAME')} {<-m>} {<state>} {<--state>} {<RELATED> <Id.Lit_Comma ','> <ESTABLISHED>} {<-j>} {<ACCEPT>}
            )
            (C {<iptables>} {<-D>} {<FORWARD>} {<-i>} {($ Id.VSub_DollarName '$GIFNAME')} {<-o>} 
              {($ Id.VSub_DollarName '$UPLINK')} {<-j>} {<ACCEPT>}
            )
          ]
          spids: [735 752]
        )
      ]
    )
  ]
)