mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-18 22:54:00 +00:00
54 lines
1.9 KiB
Text
54 lines
1.9 KiB
Text
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#!/bin/sh
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# arg 1: the new package version
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# arg 2: the old package version
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post_upgrade() {
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# one time stuff for md5sum issue with older pacman versions
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if [ "$(vercmp $2 3.0.2)" -lt 0 ]; then
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_resetbackups
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fi
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}
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_resetbackups() {
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echo ">>> Performing one-time reset of NoUpgrade md5sums. After this reset"
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echo ">>> you are able to remove all NoUpgrade lines of already protected"
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echo ">>> files from pacman.conf."
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echo ">>>"
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# path variables
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pacconf="/etc/pacman.conf"
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dbpath="/var/lib/pacman/local"
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# get a list of NoUpgrade files from the user's pacman.conf
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echo ">>> Retrieving pacman.conf NoUpgrade list..."
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config=$(grep "^NoUpgrade" $pacconf | cut -d'=' -f2)
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# add the standard list of files, even if they are already above
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config="$config \
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etc/passwd etc/group etc/shadow etc/sudoers \
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etc/fstab etc/raidtab etc/ld.so.conf \
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etc/rc.conf etc/rc.local \
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etc/modprobe.conf etc/modules.conf \
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etc/lilo.conf boot/grub/menu.lst"
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# blank md5sum for use in sed expression
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zeroes='00000000000000000000000000000000'
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for file in $config; do
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echo ">>> -> finding owner of /$file..."
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line=$(LC_ALL=C LANG=C pacman -Qo /$file 2>/dev/null)
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# if file is owned by a package, go find its incorrectly stored sum
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if [ ! -z "$line" ]; then
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# get the name and version of the package owning file
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name=$(echo $line | awk '{print $5}')
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version=$(echo $line | awk '{print $6}')
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# set the path to the backup array holding the md5sum
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path="$dbpath/$name-$version/files"
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# run a sed on the path to reset the line containing $file
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# NOTE: literal tab characters in sed expression after $file
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echo ">>> -> resetting sum of /$file..."
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sed -i "s#$file [0-9a-fA-F]*#$file $zeroes#" $path
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else
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echo ">>> -> $file is unowned."
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fi
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done
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}
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