debian/neurodebian-repository.config

   1 #!/bin/bash
   2 set -e
   3
   4 . /usr/share/debconf/confmodule
   5
   6 db_capb backup # allow to go back, for that we implement that STATE loop
   7
   8 debug()
   9 {
  10     [ "${DEBCONF_DEBUG:-}" != "developer" ] || echo -e "D: $*" >&2
  11 }
  12
  13 db_settitle neurodebian-repository/title
  14
  15 if [ "$1" = "configure" ]; then
  16     # Must have been called in preinst state, so no nd-aptenable
  17     # tool is yet installed, thus delay asking questions to
  18     # whenever will be called in postinst state
  19     which nd-aptenable 1>/dev/null 2>&1 || exit 0
  20 fi
  21
  22 # Create temporary directory which will be reused
  23 export ND_AE_TEMPDIR=$(mktemp -d)
  24 trap "rm -rf \"$ND_AE_TEMPDIR\"" TERM INT EXIT
  25
  26 neurodebian_releases="auto"
  27
  28 # This implements a simple state machine so the back button can be handled.
  29 # taken from debconf demo example
  30 STATE=1
  31 while [ "$STATE" != 0 -a "$STATE" != 8 ]; do
  32     case $STATE in
  33         1)
  34                         export neurodebian_releases="$(ND_IFS=', ' nd-aptenable --print-releases)"
  35                         debug "releases: $neurodebian_releases"
  36                         db_subst neurodebian-repository/release releases "$neurodebian_releases"
  37                         db_input medium neurodebian-repository/release || true
  38                         ;;
  39         2)
  40                         export neurodebian_mirrors="$(ND_IFS=', ' nd-aptenable --print-mirrors)"
  41                         debug "mirrors: $neurodebian_mirrors"
  42                         db_subst neurodebian-repository/mirror mirrors "$neurodebian_mirrors"
  43                         db_input medium neurodebian-repository/mirror || true
  44                         mirror_selection_ret="$RET"
  45                         debug "mirror select return: <$mirror_selection_ret>"
  46                         ;;
  47         3)  db_input medium neurodebian-repository/flavor || true ;;
  48         4)  db_input medium neurodebian-repository/components || true ;;
  49         5)  db_input low neurodebian-repository/overwrite || true ;;
  50         6)  db_input low neurodebian-repository/suffix || true ;;
  51         7)  db_input low neurodebian-repository/apt-update || true ;;
  52     esac
  53
  54     if db_go; then
  55                 case $STATE in
  56                         2)
  57                                 db_metaget neurodebian-repository/mirror value
  58                                 selected_mirror="$RET"
  59                                 # TODOs:
  60                                 # - handle custom
  61                                 # - separate out alias from url
  62                                 debug "selected mirror: $selected_mirror"
  63                                 if [ "$selected_mirror" = "best" ] && ! which netselect &>/dev/null; then
  64                                         if [ "$mirror_selection_ret" = "30 question skipped" ]; then
  65                                                 # if the question was not even shown, we would
  66                                                 # not get a chance to specify mirror, thus
  67                                                 # better just fail altogether and demand intervention
  68                                                 db_input high neurodebian-repository/netselect-cannot-be-used
  69                                                 exit 1
  70                                         else
  71                                                 db_input high neurodebian-repository/netselect-not-found
  72                                                 continue;
  73                                         fi
  74                                 fi
  75                 esac
  76         STATE=$(($STATE + 1))
  77     else
  78         STATE=$(($STATE - 1))
  79     fi
  80 done
  81
  82 db_stop
  83