/usr/share/ipa/ipakrb5.aug is in freeipa-server 4.7.0~pre1+git20180411-2ubuntu2.
This file is owned by root:root, with mode 0o644.
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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | module IPAKrb5 =
  autoload xfm
  let dels (s:string) = Util.del_str s
  let indent    = Util.indent
  let space     = Sep.space
  let opt_space = Sep.opt_space
  let sep       = Sep.space_equal
  let eol       = IniFile.eol
  let kw  = Rx.word
  let val = Rx.space_in
  let comment = IniFile.comment IniFile.comment_re "# "
  let empty   = IniFile.empty
  let entry_generic (v:lens) = [ indent . key kw . sep . v . eol ]
  (*
    FIXME: combine entry and subrecord into a single recursive lens
    This does not work for some reason:
      let rec entry = entry_generic ( store ( val - "{" ) )
                    | entry_generic ( dels "{" . eol
                                    . ( entry | comment | empty )*
                                    . indent . dels "}" )
  *)
  let entry     = entry_generic ( store ( val - "{" ) )
  let subrecord = entry_generic ( dels "{" . eol
                                . ( entry | comment | empty )*
                                . indent . dels "}" )
  let title  = IniFile.indented_title kw
  let record = IniFile.record title ( entry | subrecord | comment )
  let directive = Build.key_value_line kw space ( store val )
  let lns = IniFile.lns record ( directive | comment )
  let filter = incl "/etc/krb5.conf"
             . incl "/etc/krb5.conf.d/*"
             . incl "/var/kerberos/krb5kdc/kdc.conf"
             . Util.stdexcl
  let xfm = transform lns filter
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