diff options
Diffstat (limited to 'dselect/methods/file/setup.sh')
| -rwxr-xr-x | dselect/methods/file/setup.sh | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/dselect/methods/file/setup.sh b/dselect/methods/file/setup.sh new file mode 100755 index 0000000..027c8c8 --- /dev/null +++ b/dselect/methods/file/setup.sh @@ -0,0 +1,308 @@ +#!/bin/sh +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <https://www.gnu.org/licenses/>. + +set -e +vardir="$1" +method=$2 +option=$3 + +cd "$vardir/methods/file" +tp="$(mktemp --tmpdir $method.XXXXXXXXXX)" + +iarch=$(dpkg --admindir $vardir --print-architecture) + +xit=1 +trap ' + rm -f $tp.? + exit $xit +' 0 + +if ls -d "$tp.?" >/dev/null 2>&1; then + rm $tp.? +fi + +yesno () { + while true; do + echo -n "$2 [$1] " + read response + if [ -z "$response" ]; then + response="$1" + fi + case "$response" in + [Nn]*) + yesno=no + return + ;; + [Yy]*) + yesno=yes + return + ;; + esac + done +} + +outputparam () { + echo "$2" | sed -e "s/'/'\\\\''/; s/^/$1='/; s/$/'/" >&3 +} + +intrkey="$(stty -a | sed -n 's/.*intr = \([^;]*\);.*/\1/p')" +echo " +If you make a mistake, use the interrupt key ($intrkey) to abort. +" + +# State variables, “best first” +# {main,ctb,nf,lcl}_{packages,binary} +# Empty before we've found them or if they're not available, +# set to the relevant bit under mountpoint otherwise. +# hierbase +# A directory containing a Debian FTP site mirror tree for ONE distribution. +# eg /pub/debian/dists/stable +# mountpoint +# The mountpoint for the filesystem containing the stuff +# empty or unset if we don't know yet, or if we haven't mounted anything; +# may also be empty if ‘directory’ was set. +# fstype +# The filesystem type to use. + +if [ -f shvar.$option ]; then + . ./shvar.$option +fi + +if [ -n "$mountpoint" ]; then + # We must have $mountpoint + echo \ +"All directory names should be entered relative to the root of the +$fstype filesystem. +" +fi + +while true; do + echo \ +"In order to make it easy to find the relevant files, it is preferred +to install from a straightforward copy of the Debian distribution. +To use this, it is required to know where the top level of that copy of +the distribution is (eg. 'debian/dists/stable') - this directory usually +contains the Packages-Master file. + +If you do not have a straightforward copy of the distribution available +just answer 'none' and each needed part will be prompted individually." + defhierbase=none + # maybe ask for debian/dists and then show and ask for available dists + # eg. {stable,frozen,unstable,bo,hamm,slink} + if [ -n "$p_hierbase" ]; then + if [ -d "$mountpoint/$p_hierbase/main/binary-$iarch" ]; then + echo " +Last time you said '$p_hierbase', and that looks plausible." + defhierbase="$p_hierbase" + else + echo " +Last time you said '$p_hierbase', but that doesn't look plausible, +since '$p_hierbase/main/binary-$iarch' doesn't seem to exist." + fi + fi + if [ none = "$defhierbase" ]; then + if [ -d "$mountpoint/debian/dists/stable/main/binary-$iarch" ]; then + echo " +'/debian/dists/stable' exists and looks plausible, so that's the default." + defhierbase=/debian/dists/stable + elif [ -d "$mountpoint/dists/stable/main/binary-$iarch" ]; then + echo " +'/dists/stable' exists and looks plausible, so that's the default." + defhierbase=/dists/stable + fi + fi + echo -n \ +"Distribution top level ? [$defhierbase] " + read response + if [ -z "$response" ]; then + response="$defhierbase" + fi + if [ none = "$response" ]; then + hierbase="" + break + elif [ -d "$mountpoint/$response/main/binary-$iarch" ]; then + hierbase="$(echo "$response" | sed -e 's:/*$::; s:^/*:/:')" + break + fi + echo \ +"$response/main/binary-$iarch does not exist. +" +done + +case "$hierbase" in +/* ) + ;; +'' ) + ;; +* ) + hierbase="/$hierbase" + ;; +esac + +check_binary () { + # args: area-in-messages directory + # eg: main "$hierbase/main/binary-$iarch" + # checks whether $2 contains *.deb + if ! [ -d "$mountpoint$2/" ]; then + echo "'$2' does not exist." + return + fi + + if ! ( find -L "$mountpoint$2/" -name '*.deb' -print \ + | head -n 1 ) 2>/dev/null | grep . >/dev/null; then + echo "'$2' does not contain any *.deb packages. Hmmpf." + return + fi + echo "Using '$2' as $1 binary dir." + this_binary="$2" +} + +find_area () { + # args: area-in-messages area-in-vars subdirectory-in-hier + # last-time-binary last-time-packages + # eg: main main main + # "$p_main_binary" "$p_main_packages" + + this_binary='' + this_packages='' + if [ -n "$hierbase" ]; then + check_binary $1 "$hierbase/$3/binary-$iarch" + fi + + if [ $2 = lcl ] && [ -z "$this_binary" ]; then + echo " +Note: By default there is no 'local' directory. It is intended for +packages you made yourself." + fi + if [ $2 = nf -a -z "$this_binary" ]; then + echo " +Note: most media distributions of Debian do not include programs available +in the 'non-free' directory of the distribution site. +This is because these programs are under licenses that do not allow source +modification or prevent distribution for profit on a media, or other +restrictions that make them not free software. +If you wish to install these programs you will have to get them from an +alternative source." + fi + while [ -z "$this_binary" ]; do + defaultbinary="$4" + echo " +Which directory contains the *.deb packages from the $1 distribution +area (this directory is named '$3/binary-$iarch' on the distribution site) ? +Say 'none' if this area is not available." + if [ $2 != main ] && [ -z "$defaultbinary" ]; then + defaultbinary=none + fi + echo -n \ +"Enter _$1_ binary dir. [$4] + ? " + read response + if [ -z "$response" ] && [ -n "$defaultbinary" ]; then + response="$defaultbinary" + fi + if [ none = "$response" ]; then + break + fi + case "$response" in + '' | none) + continue + ;; + esac + check_binary $1 "$(echo "$response" | sed -e 's:/$::; s:^/*:/:')" + done + if [ -n "$this_binary" ]; then + for f in Packages.gz packages.gz Packages packages; do + if [ -f "$mountpoint/$this_binary/$f" ]; then + echo "Using '$this_binary/$f' for $1." + this_packages="$this_binary/$f" + break + fi + done + while [ -z "$this_packages" ]; do + echo -n " +Cannot find the $1 'Packages' file. The information in the +'Packages' file is important for package selection during new +installations, and is very useful for upgrades. + +If you overlooked it when downloading you should do get it now and +return to this installation procedure when you have done so: you will +find one Packages file and one Packages.gz file -- either will do -- +in the 'binary-$iarch' subdirectory of each area on the FTP sites and +media discs. Alternatively (and this will be rather slow) the packages in +the distribution area can be scanned - say 'scan' if you want to do so. + +You need a separate Packages file from each of the distribution areas +you wish to install. + +Where is the _$1_ 'Packages' file (if none is available, say 'none') +[$5] + ? " + read response + if [ -z "$response" ] && [ -n "$5" ]; then + response="$5" + fi + case "$response" in + '') + continue + ;; + none) + break + ;; + scan) + this_packages=scan + ;; + /*) + this_packages="$response" + ;; + *) + this_packages="/$response" + ;; + esac + done + fi + eval $2'_binary="$this_binary"' + eval $2'_packages="$this_packages"' +} + +find_area main main main "$p_main_binary" "$p_main_packages" +find_area contrib ctb contrib "$p_ctb_binary" "$p_ctb_packages" +find_area non-free-firmware nff non-free-firmware "$p_nff_binary" "$p_nff_packages" +find_area non-free nf non-free "$p_nf_binary" "$p_nf_packages" +find_area local lcl local "$p_lcl_binary" "$p_lcl_packages" + +echo -n ' +Hit RETURN to continue. ' +read response + +exec 3>shvar.$option.new + +outputparam p_fstype "$fstype" +outputparam p_mountpoint "$mountpoint" +outputparam p_hierbase "$hierbase" + +outputparam p_main_packages "$main_packages" +outputparam p_main_binary "$main_binary" +outputparam p_ctb_packages "$ctb_packages" +outputparam p_ctb_binary "$ctb_binary" +outputparam p_nf_packages "$nf_packages" +outputparam p_nf_binary "$nf_binary" +outputparam p_nff_packages "$nff_packages" +outputparam p_nff_binary "$nff_binary" +outputparam p_lcl_packages "$lcl_packages" +outputparam p_lcl_binary "$lcl_binary" + +mv shvar.$option.new shvar.$option + +xit=0 |