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authorJudd Vinet <judd@archlinux.org>2005-03-15 01:51:43 +0000
committerJudd Vinet <judd@archlinux.org>2005-03-15 01:51:43 +0000
commitd04baabafa2ebbad92741d1f87e6ff32999f894a (patch)
tree5a2280176812b80c28ca77bfa8e0655c16f4db7e /scripts/gensync
Initial revision
Diffstat (limited to 'scripts/gensync')
-rwxr-xr-xscripts/gensync186
1 files changed, 186 insertions, 0 deletions
diff --git a/scripts/gensync b/scripts/gensync
new file mode 100755
index 00000000..49a2939a
--- /dev/null
+++ b/scripts/gensync
@@ -0,0 +1,186 @@
+#!/bin/bash
+#
+# gensync
+#
+# Copyright (c) 2002-2004 by Judd Vinet <jvinet@zeroflux.org>
+#
+# 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+# USA.
+#
+
+myver='2.9.2'
+
+usage() {
+ echo "gensync $myver"
+ echo "usage: $0 <root> <destfile> [package_directory]"
+ echo
+ echo "gensync will generate a sync database by reading all PKGBUILD files"
+ echo "from <root>. gensync builds the database in a temporary directory"
+ echo "and then compresses it to <destfile>."
+ echo
+ echo "gensync will calculate md5sums of packages in the same directory as"
+ echo "<destfile>, unless an alternate [package_directory] is specified."
+ echo
+ echo "note: The <destfile> name is important. It must be of the form"
+ echo " {treename}.db.tar.gz where {treename} is the name of the custom"
+ echo " package repository you configured in /etc/pacman.conf. The"
+ echo " generated database must reside in the same directory as your"
+ echo " custom packages (also configured in /etc/pacman.conf)"
+ echo
+ echo "example: gensync /var/abs/local /home/mypkgs/custom.db.tar.gz"
+ echo
+ echo
+ exit 0
+}
+
+die() {
+ echo "gensync: $*" >&2
+ rm -rf $gstmpdir
+ exit 1
+}
+
+get_md5checksum()
+{
+ if [ "$pkgdir" != "" ]; then
+ pkgfile="$pkgdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
+ else
+ pkgfile="$destdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
+ fi
+ if [ -f $pkgfile ]; then
+ md5line=`md5sum $pkgfile`
+ [ ! -z "$md5line" ] && pkgmd5sum=${md5line% *}
+ echo $pkgmd5sum
+ fi
+ return 0
+}
+
+db_write_entry()
+{
+ unset pkgname pkgver pkgrel pkgdesc force
+ unset groups replaces provides depends conflicts
+ source $1 || return 1
+ cd $gstmpdir
+ mkdir $pkgname-$pkgver-$pkgrel || return 1
+ cd $pkgname-$pkgver-$pkgrel
+ # desc
+ : >desc
+ echo "%NAME%" >>desc
+ echo "$pkgname" >>desc
+ echo "" >>desc
+ echo "%VERSION%" >>desc
+ echo "$pkgver-$pkgrel" >>desc
+ echo "" >>desc
+ echo "%DESC%" >>desc
+ echo "$pkgdesc" >>desc
+ echo "" >>desc
+ echo "%CSIZE%" >>desc
+ echo "$csize" >>desc
+ echo "" >>desc
+ if [ ! -z $pkgmd5sum ]; then
+ echo "%MD5SUM%" >>desc
+ echo "$pkgmd5sum" >>desc
+ echo "" >>desc
+ fi
+ if [ ${#groups[*]} -gt 0 ]; then
+ echo "%GROUPS%" >>desc
+ for it in "${groups[@]}"; do
+ echo "$it" >>desc
+ done
+ echo "" >>desc
+ fi
+ if [ ${#replaces[*]} -gt 0 ]; then
+ echo "%REPLACES%" >>desc
+ for it in "${replaces[@]}"; do
+ echo "$it" >>desc
+ done
+ echo "" >>desc
+ fi
+ if [ "$force" = "y" -o "$force" = "Y" ]; then
+ echo "%FORCE%" >>desc
+ echo "" >>desc
+ fi
+ # depends
+ : >depends
+ if [ ${#depends[*]} -gt 0 ]; then
+ echo "%DEPENDS%" >>depends
+ for it in "${depends[@]}"; do
+ echo "$it" >>depends
+ done
+ echo "" >>depends
+ fi
+ if [ ${#conflicts[*]} -gt 0 ]; then
+ echo "%CONFLICTS%" >>depends
+ for it in "${conflicts[@]}"; do
+ echo "$it" >>depends
+ done
+ echo "" >>depends
+ fi
+ if [ ${#provides[*]} -gt 0 ]; then
+ echo "%PROVIDES%" >>depends
+ for it in "${provides[@]}"; do
+ echo "$it" >>depends
+ done
+ echo "" >>depends
+ fi
+ # preserve the modification time
+ touch -r $1 desc depends
+}
+
+if [ $# -lt 2 ]; then
+ usage
+ exit 0
+fi
+
+if [ "$1" = "-h" -o "$1" = "--help" ]; then
+ usage
+ exit 0
+fi
+
+d=`dirname $1`
+rootdir=`cd $d && pwd`/`basename $1`
+d=`dirname $2`
+destdir=`cd $d && pwd`
+destfile="$destdir/`basename $2`"
+pkgdir=
+if [ "$3" != "" ]; then
+ pkgdir=$3
+fi
+gstmpdir=$(mktemp -d /tmp/gensync.XXXXXXXXXX) || exit 1
+
+[ ! -d $rootdir ] && die "invalid root dir: $rootdir"
+echo "gensync: building database entries, generating md5sums..." >&2
+cd `dirname $2`
+for file in `find $rootdir/* -name PKGBUILD`; do
+ source $file || die "errors parsing $file"
+ if [ "$pkgdir" != "" ]; then
+ pkgfile="$pkgdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
+ else
+ pkgfile="$destdir/$pkgname-$pkgver-$pkgrel.pkg.tar.gz"
+ fi
+ [ -f $pkgfile ] || die "missing package file: $pkgfile"
+ csize=`du -b $pkgfile | cut -f1`
+ pkgmd5sum=`get_md5checksum $pkgfile`
+ [ -z $pkgmd5sum ] && die "error generating checksum for $pkgfile"
+ db_write_entry $file
+ [ $? -gt 0 ] && die "error writing entry for $file"
+done
+
+echo "gensync: compressing to $destfile..." >&2
+cd $gstmpdir
+tar c * | gzip -9 >$destfile
+[ $? -gt 0 ] && die "error writing to $destfile"
+
+rm -rf $gstmpdir
+exit 0