UnknownSec Bypass 403

: /usr/sbin/ [ drwxr-xr-x ]
name : ppa-purge #!/bin/bash # A script to remove all packages in a PPA and revert back to the normal # distribution ones. # # AUTHORS: Robert Hooker (Sarvatt), Tormod Volden # Defaults F_ARCHS=$(dpkg --print-foreign-architectures) PPA_PKGS=$(mktemp) REVERTS=$(mktemp) trap "rm $PPA_PKGS $REVERTS" 0 # Functions to write output nicely. write_msg() { echo "$*" | fold -s -w "${COLUMNS:-80}" } msg() { write_msg "$*" } warn() { write_msg "Warning: $*" 1>&2 } usage() { echo "Usage: sudo ppa-purge [options] <ppa:ppaowner>[/ppaname]" echo echo "ppa-purge will reset all packages from a PPA to the standard" echo "versions released for your distribution." echo echo "Options:" echo " -p [ppaname] PPA name to be disabled (default: ppa)" echo " -o [ppaowner] PPA owner" echo " -s [host] Repository server (default: ppa.launchpad.net)" echo " -d [distribution] Override the default distribution choice." echo " -y Pass "-y --force-yes" to apt-get or "-y" to aptitude" echo " -i Reverse preference of apt-get upon aptitude." echo " -h Display this help text" echo echo "Example usage commands:" echo " sudo ppa-purge -o xorg-edgers" echo " will remove https://launchpad.net/~xorg-edgers/+archive/ppa" echo echo " sudo ppa-purge -o sarvatt -p xorg-testing" echo " will remove https://launchpad.net/~sarvatt/+archive/xorg-testing" echo echo " sudo ppa-purge [ppa:]ubuntu-x-swat/x-updates" echo " will remove https://launchpad.net/~ubuntu-x-swat/+archive/x-updates" echo echo "Notice: If ppa-purge fails for some reason and you wish to try again," echo "(For example: you left synaptic open while attempting to run it) simply" echo "uncomment the PPA from your sources, run apt-get update and try again." echo exit $1 } # Command line options while getopts "p:o:s:d:yih\?" opt; do case "$opt" in p ) PPANAME="$OPTARG" ;; o ) PPAOWNER="$OPTARG" ;; s ) PPAHOST="$OPTARG" ;; d ) DIST="$OPTARG" ;; y ) FORCEINSTALL="true" ;; i ) APTALT="true" ;; h ) usage 0; ;; \?) usage 1; ;; * ) warn "Unknown option '$opt'"; usage 1; ;; esac done shift $(($OPTIND -1)) if [ -z "$PPAOWNER" ]; then PPAOWNER=$1 fi APTARG="" if [ ! -z "$APTALT" ]; then if [ ! -z "$FORCEINSTALL" ]; then APTARG="-y" fi APT=aptitude; APTALT=apt-get else if [ ! -z "$FORCEINSTALL" ]; then APTARG="-y --force-yes" fi APT=apt-get; APTALT=aptitude fi if echo $1 | grep -q "^ppa:"; then PPAOWNER=$(echo $1 | sed "s#^ppa:\(.*\)/\(.*$\)#\1#") PPANAME=$(echo $1 | sed "s#^ppa:\(.*\)/\(.*$\)#\2#") else if echo $1 | grep -q "^.*/.*$"; then PPAOWNER=$(echo $1 | sed "s#^\(.*\)/\(.*$\)#\1#") PPANAME=$(echo $1 | sed "s#^\(.*\)/\(.*$\)#\2#") fi fi if [ -z "$PPAOWNER" ]; then warn "Required ppa-name argument was not specified" usage 1 fi # If not set, using defaults [ -z "$PPAHOST" ] && PPAHOST="ppa.launchpad.net" [ -z "$PPANAME" ] && PPANAME="ppa" [ -z "$DIST" ] && DIST=$(lsb_release -c -s) if [ "$(id -u)" != "0" ]; then warn "This script would need superuser privileges, use sudo" usage 1 fi msg "Updating packages lists" if ! $APT update > /dev/null; then warn "$APT update failed for some reason" exit 1 fi msg "PPA to be removed: $PPAOWNER $PPANAME" # Make list of all packages in PPA PPA_LIST=/var/lib/apt/lists/${PPAHOST}_${PPAOWNER}_${PPANAME}_*_Packages for LIST in $PPA_LIST; do if [ -e $LIST ]; then grep "^Package: " $LIST | cut -d " " -f2 | sort >> $PPA_PKGS fi done if [ ! -s $PPA_PKGS ]; then warn "Could not find package list for PPA: $PPAOWNER $PPANAME" exit 1 fi # Ignore the ppa-purge package if grep -q "ppa-purge" $PPA_PKGS; then sed -i '/ppa-purge/d' $PPA_PKGS msg "Note: Not removing ppa-purge package" fi # Get multi-arch package names for revert list cat $PPA_PKGS | sort -u | xargs dpkg-query -W -f='${binary:Package}\t${db:Status-Abbrev}\n' 2>/dev/null | awk '/\tii $/{print $1}' > $REVERTS # Fallback for Precise if [ ! -s $REVERTS ]; then for PACKAGE in $(cat $PPA_PKGS | sort -u); do dpkg-query -W -f='${PackageSpec}\t${Status}\n' $PACKAGE 2>/dev/null | awk '/\tinstall/{print $1}' >> $REVERTS for F_ARCH in $F_ARCHS; do dpkg-query -W -f='${PackageSpec}\t${Status}\n' "$PACKAGE:$F_ARCH" 2>/dev/null | awk '/\tinstall/{print $1}' >> $REVERTS done done fi # Create apt argument list for reverting packages REINSTALL="" for PACKAGE in $(cat $REVERTS); do AVAIL=$(apt-cache policy $PACKAGE | grep -v "$PPAHOST/$PPAOWNER/$PPANAME" | grep -c "500.*$DIST" ) if [ $AVAIL -eq 0 ]; then REINSTALL="$REINSTALL $PACKAGE-" else REINSTALL="$REINSTALL $PACKAGE/$DIST" fi done msg "Package revert list generated:" msg "$REINSTALL" echo # Disable PPA from sources.list files for LIST in $(find /etc/apt/ -name "*.list" -exec readlink -f '{}' \;); do if [ -e $LIST ] && grep -q $PPAOWNER/$PPANAME $LIST; then msg "Disabling $PPAOWNER PPA from $LIST" sed -ri "\:^[^#]+/${PPAOWNER}/${PPANAME}/:s/^deb/# deb/" $LIST fi done msg "Updating packages lists" $APT update > /dev/null || warn "$APT update failed for some reason" # FIXME: # Workaround for now in case APT fails because of missing dependencies. if $APT $APTARG install $REINSTALL; then msg "PPA purged successfully" elif $APTALT $APTARG install $REINSTALL; then msg "PPA purged successfully using $APTALT fallback" else warn "Something went wrong, packages may not have been reverted" exit 1 fi exit 0