Script pour installer les repos RPMForge sur CentOS

rpmforge_installeur.sh

#!/bin/bash

set -u

rpmforge_rpmfile=$(mktemp -u --suffix=.rpm)

_clean_exit()
{
    [ -f "$rpmforge_rpmfile" ] && rm -f "$rpmforge_rpmfile"
}
trap _clean_exit EXIT

exit_with_message() {
    echo "$1" >&2
    exit 1
}

RPMFORGE_RELEASE_URL="http://pkgs.repoforge.org/rpmforge-release"

echo -e "FractalizeR's RPM Forge Repository Installation Script for CentOS v1.0\n"
arch=$(arch)
echo "Detected architecture is $arch"
RELEASE=`awk '{ print $3 }' < /etc/redhat-release`
MAJOR=`echo $RELEASE | awk -F. '{ print $1 }'`
MINOR=`echo $RELEASE | awk -F. '{ print $2 }'`
echo "Detected CentOS Release: $RELEASE, Major=$MAJOR, Minor=$MINOR"
echo

[[ $(id -u) != 0 ]] && exit_with_message "You need to be root!"

rpmforge_package=$(wget "${RPMFORGE_RELEASE_URL}/" --quiet -O - | sed 's/^.*a href="//;s/">.*$//' | grep -i "el${MAJOR}\..*${arch}.rpm" | tail -1)
[[ -z "$rpmforge_package" ]] && exit_with_message "Can't find RPMForge package at $RPMFORGE_RELEASE_URL"

repoFileName="/etc/yum.repos.d/CentOS-Base.repo"
if [ ! -r $repoFileName -o ! -w $repoFileName ]; then
        echo "Repository file $repoFileName is not readable or writable!"
        exit 1
fi

echo
echo "Loading RPMForge RPM..."

wget "${RPMFORGE_RELEASE_URL}/$rpmforge_package" --quiet -O "$rpmforge_rpmfile" || exit_with_message "RPMForge RPM download failed!"

echo "Importing RPM Forge GPG key..." 
rpm --import http://dag.wieers.com/rpm/packages/RPM-GPG-KEY.dag.txt || exit_with_message "RPMForge GPG key download failed!"

echo "Verifying RPMForge RPM..."
rpm -K "$rpmforge_rpmfile" || exit_with_message "RPMForge GPG key verification failed!"

echo "Installing RPMForge RPM..."
output=$(LC_ALL=C rpm --quiet -i "$rpmforge_rpmfile" 2>&1)
[[ $? -ne 0 && ! "$output" =~ "is already installed" ]] && exit_with_message "${output}RPMForge RPM installation failed!"

echo "Editing RPMForge repo file..."
repoFileName="/etc/yum.repos.d/rpmforge.repo"
if [ ! -r $repoFileName -o ! -w $repoFileName ]; then
    "Repository file $repoFileName is not readable or writable!"
    exit 1
fi

echo "Activating RPMForge Extras..."
sed -i '/rpmforge-extras/,/^enabled\|^\[/s/^enabled.*/enabled = 1/' $repoFileName

echo "Done!"