nixos/modules/services/networking/hylafax/spool.sh

   1 #! @runtimeShell@ -e
   2
   3 # The following lines create/update the HylaFAX spool directory:
   4 # Subdirectories/files with persistent data are kept,
   5 # other directories/files are removed/recreated,
   6 # mostly from the template spool
   7 # directory in the HylaFAX package.
   8
   9 # This block explains how the spool area is
  10 # derived from the spool template in the HylaFAX package:
  11 #
  12 #                  + capital letter: directory; file otherwise
  13 #                  + P/p: persistent directory
  14 #                  + F/f: directory with symlinks per entry
  15 #                  + T/t: temporary data
  16 #                  + S/s: single symlink into package
  17 #                  |
  18 #                  | + u: change ownership to uucp:uucp
  19 #                  | + U: ..also change access mode to user-only
  20 #                  | |
  21 # archive          P U
  22 # bin              S
  23 # client           T u  (client connection info)
  24 # config           S
  25 # COPYRIGHT        s
  26 # dev              T u  (maybe some FIFOs)
  27 # docq             P U
  28 # doneq            P U
  29 # etc              F    contains customized config files!
  30 # etc/hosts.hfaxd  f
  31 # etc/xferfaxlog   f
  32 # info             P u  (database of called devices)
  33 # log              P u  (communication logs)
  34 # pollq            P U
  35 # recvq            P u
  36 # sendq            P U
  37 # status           T u  (modem status info files)
  38 # tmp              T U
  39
  40
  41 shopt -s dotglob  # if bash sees "*", it also includes dot files
  42 lnsym () { ln --symbol "$@" ; }
  43 lnsymfrc () { ln --symbolic --force "$@" ; }
  44 cprd () { cp --remove-destination "$@" ; }
  45 update () { install --owner=@faxuser@ --group=@faxgroup@ "$@" ; }
  46
  47
  48 ## create/update spooling area
  49
  50 update --mode=0750 -d "@spoolAreaPath@"
  51 cd "@spoolAreaPath@"
  52
  53 persist=(archive docq doneq info log pollq recvq sendq)
  54
  55 # remove entries that don't belong here
  56 touch dummy  # ensure "*" resolves to something
  57 for k in *
  58 do
  59   keep=0
  60   for j in "${persist[@]}" xferfaxlog clientlog faxcron.lastrun
  61   do
  62     if test "$k" == "$j"
  63     then
  64       keep=1
  65       break
  66     fi
  67   done
  68   if test "$keep" == "0"
  69   then
  70     rm --recursive "$k"
  71   fi
  72 done
  73
  74 # create persistent data directories (unless they exist already)
  75 update --mode=0700 -d "${persist[@]}"
  76 chmod 0755 info log recvq
  77
  78 # create ``xferfaxlog``, ``faxcron.lastrun``, ``clientlog``
  79 touch clientlog faxcron.lastrun xferfaxlog
  80 chown @faxuser@:@faxgroup@ clientlog faxcron.lastrun xferfaxlog
  81
  82 # create symlinks for frozen directories/files
  83 lnsym --target-directory=. "@hylafaxplus@"/spool/{COPYRIGHT,bin,config}
  84
  85 # create empty temporary directories
  86 update --mode=0700 -d client dev status
  87 update -d tmp
  88
  89
  90 ## create and fill etc
  91
  92 install -d "@spoolAreaPath@/etc"
  93 cd "@spoolAreaPath@/etc"
  94
  95 # create symlinks to all files in template's etc
  96 lnsym --target-directory=. "@hylafaxplus@/spool/etc"/*
  97
  98 # set LOCKDIR in setup.cache
  99 sed --regexp-extended 's|^(UUCP_LOCKDIR=).*$|\1'"'@lockPath@'|g" --in-place setup.cache
 100
 101 # etc/{xferfaxlog,lastrun} are stored in the spool root
 102 lnsymfrc --target-directory=. ../xferfaxlog
 103 lnsymfrc --no-target-directory ../faxcron.lastrun lastrun
 104
 105 # etc/hosts.hfaxd is provided by the NixOS configuration
 106 lnsymfrc --no-target-directory "@userAccessFile@" hosts.hfaxd
 107
 108 # etc/config and etc/config.${DEVID} must be copied:
 109 # hfaxd reads these file after locking itself up in a chroot
 110 cprd --no-target-directory "@globalConfigPath@" config
 111 cprd --target-directory=. "@modemConfigPath@"/*