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    (command.AndOr
      ops: [Id.Op_DPipe]
      children: [
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        (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<0>})
      ]
    )
    (command.AndOr
      ops: [Id.Op_DPipe]
      children: [
        (C {<Id.Lit_LBracket '['>} {<-x>} {<'/sbin/modprobe'>} {<Id.Lit_RBracket ']'>})
        (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<0>})
      ]
    )
    (command.AndOr
      ops: [Id.Op_DAmp]
      children: [
        (C {<Id.Lit_LBracket '['>} {<-f>} {<'/etc/default/rcS'>} {<Id.Lit_RBracket ']'>})
        (C {<.>} {<'/etc/default/rcS'>})
      ]
    )
    (C {<.>} {<'/lib/lsb/init-functions'>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'PATH='> name:PATH)
          op: assign_op.Equal
          rhs: {(SQ <'/sbin:/bin'>)}
          spids: [88]
        )
      ]
      redirects: []
    )
    (command.Case
      to_match: {(DQ ($ Id.VSub_Number 1))}
      arms: [
        (case_arm
          pat_list: [{<start>}]
          action: [
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: (C {<init_is_upstart>})
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [(command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})]
                  spids: [107 112]
                )
              ]
              else_action: []
              redirects: []
            )
          ]
          spids: [103 104 123 -1]
        )
        (case_arm
          pat_list: [{<stop>} {<restart>} {<reload>} {<force-reload>}]
          action: [
            (C {<log_warning_msg>} 
              {(DQ <'Action \''> ($ Id.VSub_Number 1) <'\' is meaningless for this init script'>)}
            )
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<0>})
          ]
          spids: [127 134 151 -1]
        )
        (case_arm
          pat_list: [{<Id.Lit_Star '*'>}]
          action: [
            (C {<log_success_msg>} {(DQ <'Usage: '> ($ Id.VSub_Number 0) <' start'>)})
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [155 156 -1 172]
        )
      ]
      redirects: []
    )
    (command.ShFunction
      name: load_module
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (C {<local>} {<module>} {<args>})
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'module='> name:module)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number 1))}
                  spids: [189]
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'args='> name:args)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number 2))}
                  spids: [195]
                )
              ]
              redirects: []
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName VERBOSE))} 
                              {<Id.KW_Bang '!'> <Id.Lit_Equals '='>} {<no>} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<log_action_msg>} 
                      {(DQ <'Loading kernel module '> ($ Id.VSub_DollarName module))}
                    )
                    (command.AndOr
                      ops: [Id.Op_DPipe]
                      children: [
                        (C {<modprobe>} {($ Id.VSub_DollarName module)} {($ Id.VSub_DollarName args)})
                        (C {<true>})
                      ]
                    )
                  ]
                  spids: [202 218]
                )
              ]
              else_action: [
                (command.AndOr
                  ops: [Id.Op_DPipe]
                  children: [
                    (command.Simple
                      words: [{<modprobe>} {($ Id.VSub_DollarName module)} {($ Id.VSub_DollarName args)}]
                      redirects: [
                        (redir
                          op: <Id.Redir_Great '>'>
                          loc: (redir_loc.Fd fd:1)
                          arg: {<'/dev/null'>}
                        )
                        (redir
                          op: <Id.Redir_GreatAnd '2>&'>
                          loc: (redir_loc.Fd fd:2)
                          arg: {<1>}
                        )
                      ]
                      more_env: []
                      do_fork: T
                    )
                    (C {<true>})
                  ]
                )
              ]
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name: modules_files
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (C {<local>} 
              {<Id.Lit_VarLike 'modules_load_dirs='> 
                (SQ 
                  <
'/etc/modules-load.d /run/modules-load.d /usr/local/lib/modules-load.d /usr/lib/modules-load.d /lib/modules-load.d'
                  >
                )
              }
            )
            (C {<local>} {<Id.Lit_VarLike 'processed='> (SQ <' '>)})
            (C {<local>} {<Id.Lit_VarLike 'add_etc_modules='> <true>})
            (command.ForEach
              iter_names: [dir]
              iterable: (for_iter.Words words:[{($ Id.VSub_DollarName modules_load_dirs)}])
              body: 
                (command.DoGroup
                  children: [
                    (command.AndOr
                      ops: [Id.Op_DPipe]
                      children: [
                        (C {<Id.Lit_LBracket '['>} {<-d>} {($ Id.VSub_DollarName dir)} 
                          {<Id.Lit_RBracket ']'>}
                        )
                        (command.ControlFlow
                          token: <Id.ControlFlow_Continue continue>
                        )
                      ]
                    )
                    (command.ForEach
                      iter_names: [file]
                      iterable: 
                        (for_iter.Words
                          words: [
                            {
                              (command_sub
                                left_token: <Id.Left_DollarParen '$('>
                                child: 
                                  (command.AndOr
                                    ops: [Id.Op_DPipe]
                                    children: [
                                      (command.Simple
                                        words: [
                                          {<run-parts>}
                                          {<--list>}
                                          {<--regex> <Id.Lit_Equals '='> (SQ <'\\.conf$'>)}
                                          {($ Id.VSub_DollarName dir)}
                                        ]
                                        redirects: [
                                          (redir
                                            op: <Id.Redir_Great '2>'>
                                            loc: (redir_loc.Fd fd:2)
                                            arg: {<'/dev/null'>}
                                          )
                                        ]
                                        more_env: []
                                        do_fork: T
                                      )
                                      (C {<true>})
                                    ]
                                  )
                                right: <Id.Eof_RParen _>
                              )
                            }
                          ]
                        )
                      body: 
                        (command.DoGroup
                          children: [
                            (C {<local>} 
                              {<Id.Lit_VarLike 'base='> 
                                (braced_var_sub
                                  left: <Id.Left_DollarBrace '${'>
                                  token: <Id.VSub_Name file>
                                  var_name: file
                                  suffix_op: 
                                    (suffix_op.Unary
                                      op: <Id.VOp1_DPound '##'>
                                      arg_word: {<Id.Lit_Other '*'> <Id.Lit_Slash '/'>}
                                    )
                                  right: <Id.Right_DollarBrace '}'>
                                )
                              }
                            )
                            (command.If
                              arms: [
                                (if_arm
                                  cond: 
                                    (condition.Shell
                                      commands: [
                                        (command.Sentence
                                          child: 
                                            (command.Pipeline
                                              children: [
                                                (C {<echo>} {<-n>} 
                                                  {(DQ ($ Id.VSub_DollarName processed))}
                                                )
                                                (C {<grep>} {<-qF>} 
                                                  {(DQ <' '> ($ Id.VSub_DollarName base) <' '>)}
                                                )
                                              ]
                                              negated: F
                                              stderr_indices: []
                                            )
                                          terminator: <Id.Op_Semi _>
                                        )
                                      ]
                                    )
                                  action: [
                                    (command.ControlFlow
                                      token: <Id.ControlFlow_Continue continue>
                                    )
                                  ]
                                  spids: [364 387]
                                )
                              ]
                              else_action: []
                              redirects: []
                            )
                            (command.If
                              arms: [
                                (if_arm
                                  cond: 
                                    (condition.Shell
                                      commands: [
                                        (command.Sentence
                                          child: 
                                            (C {<Id.Lit_LBracket '['>} 
                                              {(DQ ($ Id.VSub_DollarName add_etc_modules))} {<-a>} {<-L>} {($ Id.VSub_DollarName file)} {<-a>} 
                                              {
                                                (DQ 
                                                  (command_sub
                                                    left_token: <Id.Left_DollarParen '$('>
                                                    child: 
                                                      (C {<readlink>} {<-f>} 
                                                        {($ Id.VSub_DollarName file)}
                                                      )
                                                    right: <Id.Eof_RParen _>
                                                  )
                                                )
                                              } {<Id.Lit_Equals '='>} {<'/etc/modules'>} {<Id.Lit_RBracket ']'>}
                                            )
                                          terminator: <Id.Op_Semi _>
                                        )
                                      ]
                                    )
                                  action: [
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: 
                                            (sh_lhs_expr.Name
                                              left: <Id.Lit_VarLike 'add_etc_modules='>
                                              name: add_etc_modules
                                            )
                                          op: assign_op.Equal
                                          rhs: (rhs_word.Empty)
                                          spids: [434]
                                        )
                                      ]
                                      redirects: []
                                    )
                                  ]
                                  spids: [396 431]
                                )
                              ]
                              else_action: []
                              redirects: []
                            )
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: 
                                    (sh_lhs_expr.Name
                                      left: <Id.Lit_VarLike 'processed='>
                                      name: processed
                                    )
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (DQ ($ Id.VSub_DollarName processed) ($ Id.VSub_DollarName base) 
                                        <' '>
                                      )
                                    }
                                  spids: [440]
                                )
                              ]
                              redirects: []
                            )
                            (C {<echo>} {($ Id.VSub_DollarName file)})
                          ]
                        )
                      redirects: []
                    )
                  ]
                )
              redirects: []
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName add_etc_modules))} 
                              {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [(C {<echo>} {<'/etc/modules'>})]
                  spids: [460 471]
                )
              ]
              else_action: []
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName VERBOSE))} 
                      {<Id.Lit_Equals '='>} {<no>} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [(C {<log_action_begin_msg>} {(SQ <'Loading kernel modules'>)})]
          spids: [484 499]
        )
      ]
      else_action: []
      redirects: []
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'files='> name:files)
          op: assign_op.Equal
          rhs: 
            {
              (command_sub
                left_token: <Id.Left_DollarParen '$('>
                child: (C {<modules_files>})
                right: <Id.Eof_RParen _>
              )
            }
          spids: [511]
        )
      ]
      redirects: []
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName files))} 
                      {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.Pipeline
              children: [
                (C {<grep>} {<-h>} {(SQ <'^[^#]'>)} {($ Id.VSub_DollarName files)})
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                  keyword: <Id.KW_While while>
                  cond: 
                    (condition.Shell
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                        (command.Sentence
                          child: (C {<read>} {<module>} {<args>})
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  body: 
                    (command.DoGroup
                      children: [
                        (command.AndOr
                          ops: [Id.Op_DPipe]
                          children: [
                            (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName module))} 
                              {<Id.Lit_RBracket ']'>}
                            )
                            (command.ControlFlow
                              token: <Id.ControlFlow_Continue continue>
                            )
                          ]
                        )
                        (C {<load_module>} {(DQ ($ Id.VSub_DollarName module))} 
                          {(DQ ($ Id.VSub_DollarName args))}
                        )
                      ]
                    )
                  redirects: []
                )
              ]
              negated: F
              stderr_indices: []
            )
          ]
          spids: [516 528]
        )
      ]
      else_action: []
      redirects: []
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
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                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {(DQ ($ Id.VSub_DollarName VERBOSE))} 
                      {<Id.Lit_Equals '='>} {<no>} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [(C {<log_action_end_msg>} {<0>})]
          spids: [585 600]
        )
      ]
      else_action: []
      redirects: []
    )
  ]
)