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-rwxr-xr-xdselect/methods/multicd/install312
1 files changed, 312 insertions, 0 deletions
diff --git a/dselect/methods/multicd/install b/dselect/methods/multicd/install
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+#!/bin/sh
+#
+# Copyright © 1995-1998 Ian Jackson <ijackson@chiark.greenend.org.uk>
+# Copyright © 1998 Heiko Schlittermann <hs@schlittermann.de>
+#
+# This 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/$method"
+
+. ./shvar.$option
+
+
+#debug() { echo "DEBUG: $@"; }
+debug() { true; }
+iarch=`dpkg --print-architecture`
+ismulti() { test -e "$1/.disk/info" || test -e "$1$2/.disk/info"; }
+
+# 1/ mountpoint
+# 2/ hierarchy
+getdisklabel () {
+ debug "$1" "$2"
+ if [ -f $1/.disk/info ]
+ then
+ echo -n `head -1 "$1/.disk/info"`
+ else
+ if [ -f $1$2/.disk/info ]
+ then
+ echo -n `head -1 "$1$2/.disk/info"`
+ else
+ echo -n 'Non-Debian disc'
+ fi
+ fi
+}
+
+xit=1
+
+do_umount() {
+ if [ "$method" = "multi_mount" ]
+ then
+ echo true
+ return
+ fi
+ if [ -n "$umount" ]; then
+ echo umount "$umount"
+ #">/dev/null" "2>&1"
+ fi
+}
+
+do_mount() {
+
+ if [ "$method" = "multi_mount" ]
+ then
+ echo true
+ return
+ fi
+
+ if [ ! -b "$p_blockdev" ]
+ then
+ loop=",loop"
+ fi
+
+ if [ -n "$p_blockdev" ]
+ then
+ umount="$p_mountpoint"
+ echo mount -rt iso9660 -o nosuid,nodev${loop} "$p_blockdev" "$p_mountpoint"\; umount="$p_mountpoint"
+ fi
+
+ if [ -n "$p_nfs" ]
+ then
+ umount="$p_mountpoint"
+ echo mount -rt nfs "$p_nfs" -o nosuid,nodev "$p_mountpoint"\; umount="$p_mountpoint"
+ fi
+
+ #if [ -n "$p_multi" -a -n "$p_multi_contentsfile" ]; then
+ #echo "This is disk "
+ #echo " "`getdisklabel "${p_mountpoint}" "${p_hierbase}"`
+ #fi
+}
+
+trap 'eval `do_umount`; exit $xit' 0
+
+eval `do_mount`
+
+predep="$vardir/predep-package"
+while true
+do
+ thisdisk="`getdisklabel ${p_mountpoint} ${p_hierbase}`"
+ set +e
+ dpkg --predep-package >"$predep"
+ rc=$?
+ set -e
+ if test $rc = 1; then break; fi
+ test $rc = 0
+
+ perl -e '
+ ($binaryprefix,$predep,$thisdisk) = @ARGV;
+ open(P, "< $predep") or die "cannot open $predep: $!\n";
+ while (<P>) {
+ s/\s*\n$//;
+ $package= $_ if s/^Package: //i;
+ /^X-Medium:\s+(.*)\s*/ and $medium = $1;
+ @filename= split(/ /,$_) if s/^Filename: //i;
+ @msdosfilename= split(/ /,$_) if s/^MSDOS-Filename: //i;
+ }
+ die "internal error - no package" if length($package) == 0;
+ die "internal error - no filename" if not @filename;
+ die "internal error - mismatch >@filename< >@msdosfilename<"
+ if @filename && @msdosfilename &&
+ @filename != @msdosfilename;
+ if ($medium && ($medium ne $thisdisk)) {
+ print "
+
+This is
+ $thisdisk
+However, $package is expected on disc:
+ $medium
+Please change the discs and press <RETURN>.
+
+";
+ exit(1);
+ }
+ @invoke=(); $|=1;
+ for ($i=0; $i<=$#filename; $i++) {
+ $ppart= $i+1;
+ print "Looking for part $ppart of $package ... ";
+ if (-f "$binaryprefix$filename[$i]") {
+ $print= $filename[$i];
+ $invoke= "$binaryprefix$filename[$i]";
+ } elsif (-f "$binaryprefix$msdosfilename[$i]") {
+ $print= $msdosfilename[$i];
+ $invoke= "$binaryprefix$msdosfilename[$i]";
+ } else {
+ $base= $filename[$i]; $base =~ s,.*/,,;
+ $msdosbase= $msdosfilename[$i]; $msdosbase =~ s,.*/,,;
+ $c = open(X, "-|"));
+ if (not defined $c) {
+ die "failed to fork for find: $!\n";
+ }
+ if (!$c) {
+ exec("find", "-L",
+ length($binaryprefix) ? $binaryprefix : ".",
+ "-name",$base,"-o","-name",$msdosbase);
+ die "failed to exec find: $!\n";
+ }
+ while (chop($invoke= <X>)) { last if -f $invoke; }
+ $print= $invoke;
+ if (substr($print,0,length($binaryprefix)+1) eq
+ "$binaryprefix/") {
+ $print= substr($print,length($binaryprefix));
+ }
+ }
+ if (!length($invoke)) {
+ warn "
+
+Oh dear, I need to install or upgrade $package, but I don'\''t see
+the appropriate file(s) anywhere. I'\''m expecting version $version or
+later, as that is listed in the Packages.cd file.
+
+Perhaps you downloaded it with an unexpected name, or something.
+In any case, you must find the file(s) and then either place it with
+the correct filename(s) (as listed in the Packages.cd file or in
+/var/lib/dpkg/available) and rerun the installation, or upgrade the
+package by using '\''dpkg --install --auto-deconfigure'\'' by hand.
+
+";
+ exit(1);
+ }
+ print "$print\n";
+ push(@invoke,$invoke);
+ }
+ print "Running dpkg -iB for $package ...\n";
+ exec("dpkg","-iB","--",@invoke);
+ die "failed to exec dpkg: $!\n";
+ ' -- "$p_mountpoint$p_hierbase" "$predep" "$thisdisk"
+done
+
+ perl -e '
+ $SIG{INT} = sub { cd $vardir; unlink <tmp/*>; exit 1; };
+ $| = 1;
+ my ($vardir, $mountpoint, $hierbase, $mount, $umount) = @ARGV;
+ my $line;
+ my $AVAIL = "$vardir/methods/multicd/available";
+ my $STATUS = "$vardir/status";
+ my %Installed, %Filename, %Medium;
+ print "Get currently installed package versions...";
+ open(IN, "$STATUS") or die "cannot open $STATUS: $!\n";
+ $line = 0;
+ { local $/ = "";
+ while (<IN>) {
+ my %status;
+ my @pstat;
+ $line++ % 20 or print ".";
+ s/\n\s+/ /g;
+ %status = ("", split /^(\S*?):\s*/m, $_);
+ map { chomp $status{$_}; $status{$_} =~ s/^\s*(.*?)\s*$/$1/;} keys %status;
+ @pstat = split(/ /, $status{Status});
+ next unless ($pstat[0] eq "install");
+ if ($pstat[2] eq "config-files" || $pstat[2] eq "not-installed") {
+ $Installed{$status{Package}} = "0.0";
+ } else {
+ $Installed{$status{Package}} = $status{Version} || "" ;
+ }
+ }; }
+ print "\nGot ", scalar keys %Installed, " installed/pending packages\n";
+ print "Scanning available packages...";
+ $line = 0;
+ open(IN, "$AVAIL") or die("Cannot open $AVAIL: $!\n");
+ { local $/ = "";
+ while (<IN>) {
+ my $updated;
+ $line++ % 20 or print ".";
+
+ s/\n\s+/ /g;
+ %avail = ("", split /^(\S*?):\s*/m, $_);
+ map { chomp $avail{$_}; $avail{$_} =~ s/^\s*(.*?)\s*$/$1/;} keys %avail;
+
+ next unless defined $Installed{$avail{Package}};
+
+ system "dpkg", "--compare-versions", $avail{Version}, "gt", $Installed{$avail{Package}};
+ $updated = ($? == 0);
+ #print "$avail{Package}(" . ($updated ? "+" : "=") . ") ";
+ $updated or next;
+
+ $Filename{$avail{Package}} = $avail{Filename};
+
+ next unless defined $avail{"X-Medium"};
+ ${Medium{$avail{"X-Medium"}}} or ${Medium{$avail{"X-Medium"}}} = [];
+ push @{${Medium{$avail{"X-Medium"}}}}, $avail{Package};
+ }; };
+ print "\n";
+
+ if (@_ = keys(%Medium)) {
+ print "You will need the following distribution disc(s):\n",
+ join (", ", @_), "\n";
+ }
+
+ foreach $need (sort @_) {
+ if (-r "$mountpoint/.disk/info") {
+ open(IN, "$mountpoint/.disk/info") or die("$mountpoint/.disk/info: $!\n");
+ } else {
+ open(IN, "$mountpoint/$hierbase/.disk/info") or die("$mountpoint/$hierbase/.disk/info: $!\n");
+ }
+ $disk = <IN>; chomp $disk; close(IN);
+
+ print "Processing disc\n $need\n";
+
+ while ($disk ne $need) {
+ print "Wrong disc. This is disc\n $disk\n";
+ print "However, I need disc\n $need\n";
+ print "Please change the discs and press <RETURN>\n";
+ system($umount);
+ <STDIN>;
+ system($mount);
+ $? and warn("cannot mount $mount\n");
+ } continue {
+ if (-r "$mountpoint/.disk/info") {
+ open(IN, "$mountpoint/.disk/info") or die("$mountpoint/.disk/info: $!\n");
+ } else {
+ open(IN, "$mountpoint/$hierbase/.disk/info") or die("$mountpoint/$hierbase/.disk/info: $!\n");
+ }
+ $disk = <IN>; chomp $disk; close(IN);
+ }
+
+ -d "tmp" || mkdir "tmp", 0755 or die("Cannot mkdir tmp: $!\n");
+ unlink <tmp/*>;
+
+ print "creating symlinks...\n";
+ foreach (@{$Medium{$need}}) {
+ ($basename = $Filename{$_}) =~ s/.*\///;
+ symlink "$mountpoint/$hierbase/$Filename{$_}",
+ "tmp/$basename";
+ }
+ chdir "tmp" or die "cannot chdir to tmp: $!\n";
+ system "dpkg", "-iGROEB", ".";
+ unlink <*>;
+ chdir "..";
+
+ if ($?) {
+ print "\nThe dpkg run produced errors. Please tell me, if I should\n",
+ "continue with the next CD. [Y/n]: ";
+ $answer = <STDIN>;
+ exit 1 if $answer =~ /^n/i;
+ $ouch = $?;
+ }
+ }
+
+ exit $ouch;
+
+' "$vardir" "$p_mountpoint" "$p_hierbase" "`do_mount`" "`do_umount`"
+
+
+echo -n 'Installation OK. Hit RETURN. '
+read response
+
+xit=0
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