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authorAndrew Fyfe <andrew@neptune-one.net>2007-04-11 22:40:33 +0200
committerDan McGee <dan@archlinux.org>2007-05-27 23:16:27 +0200
commit95720106bb65c5d6013b0ecdd3be4a3b78509568 (patch)
tree5aa20c14950e64538c4b05d58a14b4615b3435b2 /scripts/pacman-optimize
parentab53ee1e7c832453392c87c7f07961826ff9f16e (diff)
downloadpacman-95720106bb65c5d6013b0ecdd3be4a3b78509568.tar.gz
pacman-95720106bb65c5d6013b0ecdd3be4a3b78509568.tar.xz
autotool scripts/pacman-optimize
- move scripts/pacman-optimize -> scripts/pacman-optimize.in - add -V --version options to scripts/pacman-optimize.in - add autotool commands to generate scripts/pacman-optimize Signed-off-by: Andrew Fyfe <andrew@neptune-one.net>
Diffstat (limited to 'scripts/pacman-optimize')
-rwxr-xr-xscripts/pacman-optimize145
1 files changed, 0 insertions, 145 deletions
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: