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rexy |
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#!/bin/bash
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#
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# Authors: Mageia Team
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# Update for ALCASAR : Hamza ESSAYEGH (Querdos) - Rexy - Laurent Roux
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##
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# Usage: $0 ARGS
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# --iso-file, -i Mageia-xxx-xxxxxx-xxx.iso (mandatory)
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# --lang, -l Language for installation (optional)
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# Supported languages: fr;en
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#
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# Colors parameters
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[0;33m'
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NC='\033[0m'
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function print_percentage() {
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local percent=$1
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if [ ${percent} -lt 5 ]; then
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echo -ne "Downloading... [ ] ${percent}%\r"
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elif [ ${percent} -lt 10 ]; then
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echo -ne "Downloading... [ # ] ${percent}%\r"
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elif [ ${percent} -lt 15 ]; then
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echo -ne "Downloading... [ ## ] ${percent}%\r"
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elif [ ${percent} -lt 20 ]; then
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echo -ne "Downloading... [ ### ] ${percent}%\r"
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elif [ ${percent} -lt 25 ]; then
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echo -ne "Downloading... [ #### ] ${percent}%\r"
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elif [ ${percent} -lt 30 ]; then
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echo -ne "Downloading... [ ##### ] ${percent}%\r"
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elif [ ${percent} -lt 35 ]; then
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echo -ne "Downloading... [ ###### ] ${percent}%\r"
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elif [ ${percent} -lt 40 ]; then
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echo -ne "Downloading... [ ####### ] ${percent}%\r"
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elif [ ${percent} -lt 45 ]; then
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echo -ne "Downloading... [ ######## ] ${percent}%\r"
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elif [ ${percent} -lt 50 ]; then
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echo -ne "Downloading... [ ######### ] ${percent}%\r"
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elif [ ${percent} -lt 55 ]; then
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echo -ne "Downloading... [ ########## ] ${percent}%\r"
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elif [ ${percent} -lt 60 ]; then
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echo -ne "Downloading... [ ########### ] ${percent}%\r"
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elif [ ${percent} -lt 65 ]; then
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echo -ne "Downloading... [ ############ ] ${percent}%\r"
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elif [ ${percent} -lt 70 ]; then
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echo -ne "Downloading... [ ############# ] ${percent}%\r"
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elif [ ${percent} -lt 75 ]; then
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echo -ne "Downloading... [ ############## ] ${percent}%\r"
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elif [ ${percent} -lt 80 ]; then
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echo -ne "Downloading... [ ############### ] ${percent}%\r"
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elif [ ${percent} -lt 85 ]; then
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echo -ne "Downloading... [ ################ ] ${percent}%\r"
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elif [ ${percent} -lt 90 ]; then
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echo -ne "Downloading... [ ################# ] ${percent}%\r"
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elif [ ${percent} -lt 95 ]; then
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echo -ne "Downloading... [ ################## ] ${percent}%\r"
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elif [ ${percent} -lt 100 ]; then
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echo -ne "Downloading... [ ################### ] ${percent}%\r"
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elif [ ${percent} == 100 ]; then
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echo -ne "Downloading... [ #################### ] ${percent}%\r"
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fi
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}
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# Check if a given option is valid an set a global var with the option value
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function optionIsValid() {
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# Retrieving option and its value
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local option=$1
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local value=$2
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# Available options (short and long)
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local isoFileOption="--iso-file -i"
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local langOption="--lang -l"
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# Iso file option ?
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for opt in ${isoFileOption}; do
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if [[ ${opt} = ${option} ]]; then
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isoFile=${value}
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return 0
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fi
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done
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# Language option ?
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for opt in ${langOption}; do
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if [[ ${opt} = ${option} ]]; then
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lang="-${value}"
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return 0
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fi
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done
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# Unknown option
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echo "Unknown option '${option}'. Aborting." && exit 1
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}
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# Check if needed packages are installed
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function requiredPackagesInstalled() {
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# Checking mkisofs
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command -v genisoimage > /dev/null 2>&1 || \
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{ echo "The package genisoimage is not installed." && \
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genisoimageNotInstalled=1; }
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# Checking genhdlist2
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command -v genhdlist2 > /dev/null 2>&1 || \
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{ echo "The package genhdlist2 is not installed." && \
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genhdlist2NotInstalled=1; }
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# Checking gendistrib
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command -v gendistrib > /dev/null 2>&1 || \
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{ echo "The package gendistrib is not installed (rpmtools)." && \
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gendistribNotInstalled=1; }
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# If one of the following, aborting
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[[ ${genisoimageNotInstalled} -eq 1 ]] || \
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[[ ${genhdlist2NotInstalled} -eq 1 ]] || \
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[[ ${gendistribNotInstalled} -eq 1 ]] && exit 1
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}
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# Check if a given language is supported by this script or not
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function languageIsSupported() {
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local lang=$1
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local supportedLang="fr en"
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# Comparing with available langs
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for supLang in ${supportedLang}; do
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if [[ ${supLang} = ${lang} ]]; then
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return 0
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fi
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done
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# Language is not supported
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echo "Language '${lang}' is not supported. Aborting." && exit 1
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}
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# "Purify" the rpm name -> for the plop.idx file ("Mageia-5.1-x86_64 rpmname" for example)
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function purifyRpmName() {
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local str=$1
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local arch=$2
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local len=${#str}
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p=`echo ${str} | grep -oP ".*\.mga6"`
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echo "Mageia-6-${arch} ${p}"
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}
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# Checking arguments (rpm_list and iso file and eventually lang)
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[[ ($# -lt 1) || ($# -gt 2) ]] && echo \
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"Usage: $0 ARGS
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--iso-file, -i Mageia-xxx-xxxxxx-xxx.iso (mandatory)
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--lang, -l Language for installation (optional)
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Supported languages: fr;en
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" && exit 1
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# Checking options
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optionIsValid $1 $2
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# Checking that mandatory option have been specified
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[[ -z ${isoFile} ]] && { echo "Iso file option is mandatory. Aborting." && exit 1; }
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# Checking validity of options
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[[ -f ${isoFile} ]] || { echo "Invalid iso file. Aborting." && exit 1; }
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# Checking that executed as root
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[[ $(whoami) != "root" ]] && \
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{ echo "This script must be executed with root privileges. Aborting." && exit 1; }
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# Checking required packages
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requiredPackagesInstalled
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# Directories
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actualDir=$(pwd)
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RPMS_DIR=$(pwd)"/rpms"
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[[ -d ${RPMS_DIR} ]] && rm -rf ${RPMS_DIR}
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mkdir ${RPMS_DIR}
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# Retreiving rpm_list
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rpm_needed=`rpm -qa`
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# official and new dirs
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mageiaNewDir=/tmp/mageia_new
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mageiaOfficialDir=/tmp/mageia_official
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# Mounting the image
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echo "Mounting the image..."
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[[ ! -d ${mageiaOfficialDir} ]] && mkdir ${mageiaOfficialDir}
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mount -o ro,loop ${isoFile} ${mageiaOfficialDir} || { echo "Failed mounting '${isoFile}'. Aborting." && exit 1; }
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# Checking architecture
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[[ -d ${mageiaOfficialDir}/x86_64 ]] && arch=x86_64 || arch=i586
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# Creating new directory that will contains the "cleared" iso image
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[[ -d ${mageiaNewDir} ]] && rm -rf ${mageiaNewDir}
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mkdir ${mageiaNewDir}
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# Copying main files except core and nonfree directories
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echo "Extracting base image..."
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cd /tmp/mageia_official && \
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tar cf - --exclude=${arch}/media . | (cd $mageiaNewDir && tar xf - ) && cd "${actualDir}"
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# Creating new directories core and nonfree and dir for alcasar stufs
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mkdir -p ${mageiaNewDir}/${arch}/{media/{core,nonfree},install/alcasar}
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# Retrieving core and nonfree dirs (official)
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coreDir=${mageiaOfficialDir}/${arch}/media/core
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nonFreeDir=${mageiaOfficialDir}/${arch}/media/nonfree
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# Retrieving core and nonfree dirs (new)
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coreDirNew=${mageiaNewDir}/${arch}/media/core/
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nonFreeDirNew=${mageiaNewDir}/${arch}/media/nonfree
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plopFilePath=${mageiaNewDir}/${arch}/media/plop.idx
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# Initializing counts
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count=0
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countCore=0
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countNonFree=0
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# Copying the RPM in core and nonfree and clearing the plop.idx file
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echo "Copying RPMS in ISO ..."
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> ${plopFilePath}
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total=`echo $rpm_needed | wc -w`
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# Selecting rpm
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for rpm in ${rpm_needed}; do
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let percent="${count} * 100 / ${total}"
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print_percentage ${percent}
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# Retreiving output of ls in directories
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fileInCore=$(ls ${coreDir} | grep "^${rpm}")
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fileInNonFree=$(ls ${nonFreeDir} | grep "^${rpm}")
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# If present in core, copying in core_new
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if [[ ! -z ${fileInCore} ]]; then
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# Copying RPM
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cp "${coreDir}/${fileInCore}" ${coreDirNew}
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countCore=$(expr ${countCore} + 1)
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# Updating the plop.idx
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purifyRpmName ${rpm} ${arch} >> ${plopFilePath}
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# If present in nonfree, copying in nonfree_new
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elif [[ ! -z ${fileInNonFree} ]]; then
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# Copying RPM
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cp "${nonFreeDir}/${fileInNonFree}" ${nonFreeDirNew}
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countNonFree=$(expr ${countNonFree} + 1)
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# Updating the plop.idx
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purifyRpmName ${rpm} ${arch} >> ${plopFilePath}
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else
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# we need to download it and to copy on ALCASAR special RPM tarball
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# if RPM name is also in core/nonfree, we need to copying it in core/nonfree
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# be carefull with kernel (ISO must boot on the original one)
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url=$(urpmq --ignorearch --sources ${rpm} | grep 'updates\|release' | uniq)
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wget -P "${RPMS_DIR}" "${url}" --quiet
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short_name=`rpm -q $rpm --qf "%{NAME}\n"`
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# echo "$count - $countCore - $countNonFree : $rpm not in core/update - shortame = $short_name"
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#read a
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cp ${RPMS_DIR}/${rpm}.${arch}.rpm ${coreDirNew}
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fi
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count=$(expr ${count} + 1)
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done
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# Sorting the plop file alphabetically
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cat ${plopFilePath} | sort > /tmp/tmpFileMageia && mv /tmp/tmpFileMageia ${plopFilePath}
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# Informations
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echo "${countCore} files kept from core"
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echo "${countNonFree} files kept from nonfree"
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# Copying customized files
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echo "Copying customized files..."
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tar -cvf ${actualDir}/alcasar.tar.gz ${RPMS_DIR}/
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cp ${actualDir}/alcasar.tar.gz ${mageiaNewDir}/${arch}/install/alcasar
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### only if we want to change the normal install procedure ###
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#cp ${actualDir}/config/first_login ${mageiaNewDir}/${arch}/install/alcasar
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#cp ${actualDir}/config/auto_inst-${arch}${lang}.cfg.pl ${mageiaNewDir}/${arch}/install/alcasar/auto_inst-${arch}.cfg.pl
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#cp -f ${actualDir}"/config/isolinux-x86_64.cfg" ${mageiaNewDir}/isolinux/isolinux.cfg
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# Generating media info for core
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echo "Generating media_info for core..."
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genhdlist2 ${coreDirNew} --allow-empty-media --quiet
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echo "Generating media_info for nonfree..."
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genhdlist2 ${nonFreeDirNew} --allow-empty-media --quiet
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# Puting pubkeys in media_info
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cp ${coreDir}/media_info/pubkey ${coreDirNew}/media_info/
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cp ${nonFreeDir}/media_info/pubkey ${nonFreeDirNew}/media_info/
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# Retrieving media.cfg & compssUsers.pl depending on the arch
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mkdir ${mageiaNewDir}/${arch}/media/media_info
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cp ${mageiaOfficialDir}/${arch}/media/media_info/compssUsers.pl ${mageiaNewDir}/${arch}/media/media_info/compssUsers.pl
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cp ${mageiaOfficialDir}/${arch}/media/media_info/media.cfg ${mageiaNewDir}/${arch}/media/media_info/media.cfg
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# Generating distr
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echo "Generating mirror tree..."
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gendistrib -s ${mageiaNewDir}/${arch}
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# Creating the new iso file
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echo "Creating the isofile..."
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newIsoName=Mageia-6-${arch}${lang}-Alcasar.iso
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cd ${mageiaNewDir} && genisoimage -quiet -o ${actualDir}/${newIsoName} \
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-b isolinux/isolinux.bin \
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-c boot.catalog \
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-no-emul-boot -boot-load-size 4 \
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-boot-info-table -J -R -V "Mageia-6 Alcasar (${arch})" .
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# Unmounting
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echo "Umounting..."
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umount ${mageiaOfficialDir} && rmdir ${mageiaOfficialDir}
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# Removing temporary dir
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rm -rf ${mageiaNewDir}
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# Setting same permissions as the initial image
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cd ${actualDir}
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chmod --reference=${isoFile} ${newIsoName}
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chown --reference=${isoFile} ${newIsoName}
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# Finished
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echo "Done."
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