| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rwxr-xr-x | scripts/pacman-optimize | 145 |
diff --git a/scripts/pacman-optimize b/scripts/pacman-optimize deleted file mode 100755 index ca170334..00000000 --- a/scripts/pacman-optimize +++ /dev/null @@ -1,145 +0,0 @@ -#!/bin/bash -# -# pacman-optimize -# -# Copyright (c) 2002-2006 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='3.0.0' - -error() { - if [ "$USECOLOR" = "YES" -o "$USECOLOR" = "yes" ]; then - echo -e "\033[1;31m:: ERROR:\033[1;0m \033[1;1m$@\033[1;0m" >&2 - else - echo ":: ERROR: $@" >&2 - fi -} - -source /etc/rc.conf #for USECOLOR -source /etc/rc.d/functions - -usage() { - echo "pacman-optimize $myver" - echo "usage: $0 [pacman_db_root]" - echo - echo "pacman-optimize is a little hack that should improve the performance" - echo "of pacman when reading/writing to its filesystem-based database." - echo - echo "Because pacman uses many small files to keep track of packages," - echo "there is a tendency for these files to become fragmented over time." - echo "This script attempts to relocate these small files into one" - echo "continuous location on your hard drive. The result is that the hard" - echo "drive should be able to read them faster, since the hard drive head" - echo "does not have to move around the disk as much." - echo -} - -die() { - error $@ - exit 1 -} - -die_r() { - rm -f /tmp/pacman.lck - die $@ -} - -dbroot="/var/lib/pacman" - -if [ "$1" != "" ]; then - if [ "$1" = "-h" -o "$1" = "--help" ]; then - usage - exit 0 - fi - dbroot="$1" -fi - -# make sure pacman isn't running -if [ -f /tmp/pacman.lck ]; then - die "Pacman lockfile was found. Cannot run while pacman is running." -fi - -if [ ! -d "$dbroot" ]; then - die "$dbroot does not exist or is not a directory" -fi - -if [ ! -w "$dbroot" ]; then - die "You must have correct permissions to optimize the database" -fi - -# do not let pacman run while we do this -touch /tmp/pacman.lck - -# step 1: sum the old db -stat_busy "Md5sum'ing the old database" -find $dbroot -type f | sort | xargs md5sum > /tmp/pacsums.old -stat_done - -# step 2: tar it up -stat_busy "Tar'ing up $dbroot" -cd $dbroot -tar -czf /tmp/pacmanDB.tgz ./ -if [ $? -ne 0 ]; then - stat_fail - rm -f /tmp/pacmanDB.tgz /tmp/pacsums.old - die_r "tar'ing up $dbroot failed" -fi -stat_done - -# step 3: make and sum the new db -stat_busy "Making and md5sum'ing the new db" -mkdir $dbroot.new -tar -zxpf /tmp/pacmanDB.tgz -C $dbroot.new/ -if [ $? -ne 0 ]; then - rm -f /tmp/pacmanDB.tgz /tmp/pacsums.old - rm -rf "$dbroot.new" - die_r "untar'ing $dbroot failed" -fi -find "$dbroot.new" -type f | sort | sed -e 's/pacman.new/pacman/g' |\ - xargs md5sum > /tmp/pacsums.new -stat_done - -# step 4: compare the sums -stat_busy "Checking integrity" -diff /tmp/pacsums.old /tmp/pacsums.new >/dev/null 2>&1 -if [ $? -ne 0 ]; then - # failed - stat_fail - # leave /tmp/pacsums.old and .new for checking to see what doesn't match up - rm -rf "$dbroot.new" /tmp/pacman.lck /tmp/pacmanDB.tgz - die_r "integrity check FAILED, reverting to old database" -fi -stat_done - -# step 5: remove the new temporary database and the old one -# and use the .tgz to replace the old one -stat_busy "Putting the new database in place" -rm -rf "$dbroot.new" "$dbroot"/* -tar -zxpf /tmp/pacmanDB.tgz -C "$dbroot"/ -stat_done - -# remove the lock file, sum files, and .tgz of database -rm -f /tmp/pacman.lck /tmp/pacsums.old /tmp/pacsums.new /tmp/pacmanDB.tgz - -echo -echo "Finished. Your pacman database has been optimized." -echo - -exit 0 - -# vim: set ts=2 sw=2 noet: |