gistfile1

#!/usr/bin/env bash

############################################
# PFG (Portage Free Gentoo) Script STABLE  #
############################################
# Written by Brandon Berhent
# A project of zen-sources.org 2009
# STABLE is for * stable gentoo installations or standard gentoo/funtoo stable tarballs

VERSION="0.6"

# Pretty printing functions
eerror() {
        echo -e "\033[0m\033[1;31m!!!!!\033[0m \033[0m\033[1;35m$*\033[0m \033[0m\033[1;31m!!!!!\033[0m"
}
ewarn() {
        echo -e "\033[0m\033[1;33m* \033[0m$*"
}
einfo() {
        echo -e "\033[0m\033[1;32m* \033[0m$*"
}
equery() {
        echo -ne "\033[0m\033[1;32m? \033[0m$*"
}

# <--------------- Arguments --------------->
if [[ ${1} == "-h" || ${1} == "--help" || ${1} == "" ]] ; then
        einfo "USAGE: ${0} [OPTION]"
        einfo ""
        einfo "Options:"
        einfo "--normal, -n             Run in normal mode. Proceeds through all steps"
        einfo "--expert, -e             Run in expert mode. Choose which steps to perform"
        einfo "--rm-portage, -rp        Only remove portage (requires paludis)."
        einfo "--help, -h               Print this help dialog."
        exit 0
elif [[ ${1} != "-n" && ${1} != "--normal" && ${1} != "-e" && ${1} != "--expert" && ${1} != "-rp" && ${1} != "--rm-portage" ]] ; then
        eerror "Invalid Option: ${1}"
        exit 0
fi

# ~~~ Fail out of -rp right away if paludis isn't installed
if [[ ${1} == "-rp" && ! -x /usr/bin/paludis || ${1} == "--rm-portage" && ! -x /usr/bin/paludis ]] ; then
	echo
        eerror "\033[0m\033[1mPaludis Executable Not Found, Aborting\033[0m"
        echo
        exit 0
fi

# ~~~ Introduction Stuff 
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-e" || ${1} == "--expert" || ${1} == "-rp" || ${1} == "--rm-portage" ]] ; then
	einfo "\033[0m\033[1mPortage Free Gentoo ${VERSION}\033[0m"
	einfo "\033[0m\033[1mEliminate portage from STABLE installations or official gentoo/funtoo stable stage3's\033[0m"
	einfo "\033[0m\033[1mReplace with Paludis! More information at: http://paludis.pioto.org/\033[0m"
	echo
	eerror "\033[0m\033[1mDO NOT BOTHER CIARANM, OR ANYONE ELSE PALUDIS DEV OR NOT ABOUT PALUDIS USAGE OR OTHER DUMB QUESTIONS\033[0m" 
	echo
	ewarn "\033[0m\033[1mCTRL ^ Z Quits at ANY time!\033[0m"
	echo
	if [[ ${1} == "-rp" || ${1} == "--rm-portage" ]] ; then
		ewarn "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
		ewarn "!!! You specified --rm-portage              !!!"
		ewarn "!!! Make sure you KNOW what you are doing   !!!"
		ewarn "!!! This step WILL NOT work without paludis !!!"
		ewarn "!!! IT will ERROR OUT, soon there will be   !!!"
		ewarn "!!! Support for pkgcore --rm-portage.       !!!"
		ewarn "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
		echo
	elif [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
		ewarn "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
		ewarn "!!! You specified --expert                                  !!!"
		ewarn "!!! For each step chosen the NORMAL procedure will be taken !!!"
		ewarn "!!! instead of the RM_PORTAGE procedure                     !!!"
		ewarn "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
		echo
	elif [[ ${1} == "-n" || ${1} == "--normal" ]] ; then
		einfo "--normal mode selected"
		echo
	fi
# <---------------- Actually Begin ----------------->

	einfo "\033[0m\033[1mMake sure your environment is properly setup\033[0m"
	ewarn "1) Make sure you can go on the internet"
	ewarn "2) Make sure /dev and /proc are mounted"
	ewarn "3) Make sure you have already run emerge --sync"
	echo
	equery "type \033[0m\033[1mYES\033[0m if this is correct: "
	read input
	if [ "$input" != "YES" ] ; then
		echo
		eerror "\033[0m\033[1mAborted by user\033[0m"
		echo
		exit 0
	fi
	echo

	einfo "\033[0m\033[1mThe procedure of this script is as follows:\033[0m"
	einfo "XXX before procedure means that it is done differently than NORMAL procedure"
	echo
	einfo " 1) keyword and install paludis (USE="inquisitio ruby-bindings" emerge paludis) (NORMAL)"
	einfo " 2) run portage2paludis (Will not overwrite existing paludis configs) (NORMAL)"
	einfo " 3) make directories, and chmod as appropriate (tmpdir, distfiles, repository) (NORMAL/XXX_RM_PORTAGE)"
	einfo " 4) Copy /usr/portage to /var/paludis/repositories/gentoo (NORMAL/RM_PORTAGE)"
	einfo " 5) make repo configurations for paludis (NORMAL/RM_PORTAGE)"
	einfo " 6) edit the gentoo base profile to strip portage dependency (NORMAL/RM_PORTAGE)"
	einfo " 7) sync paludis, masks and keywords for paludis (NORMAL/XXX_RM_PORTAGE)"
	einfo " 8) Strip all portage directories, save the world (NORMAL/RM_PORTAGE)"
	einfo " 9) Importare portage because portage bug in pre-2.1.2 makes some ebuilds depend on it (NORMAL/RM_PORTAGE)"
	einfo " 10) Install eselect-config module (NORMAL/RM_PORTAGE)"
	echo
	equery "Type \033[0m\033[1mQUIT\033[0m to quit, any other key to continue: "
	read input
	if [ "$input" == "QUIT" ] ; then
		echo
		eerror "\033[0m\033[1mAborted by user\033[0m"
		echo
		exit 0
	fi
	echo 

	ewarn "\033[0m\033[1mIMPORTANT PRECAUTIONS:\033[0m"
	ewarn "\033[0m\033[1m - This script implies a couple of things. If this is not the case for you, then you need to STOP now and edit the script by hand to make it work for you\033[0m"
	ewarn "\033[0m\033[1m   The following is all presumed to be correct by the script, anything else can cause failure!\033[0m"
	ewarn 
	ewarn "PORT_DIR=/usr/portage"
	ewarn "/var/lib/portage/world = location of world file"
	if [[ ${1} == "-rp" || ${1} == "--rm-portage" ]] ; then
		ewarn "Paludis is installed and configured correctly"
	fi
	echo
	equery "Would you like to continue? (y/n): "
	read input
	if [ $input == "n" ] ; then
		echo
		eerror "\033[0m\033[1mAborted by user\033[0m"
		echo
		exit
	fi	
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
	equery "Proceed with Step 1 -- 'Installing Paludis' (y/n): "
	read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then 
	echo
	einfo "\033[0m\033[1mStep 1\033[0m - Installing Paludis"
	echo
	equery "Is paludis already installed/compiled? (y/n): "
	read input
	if [ $input == "y" ] ; then
		einfo "Skipping paludis install..."
	else	
		einfo "Making paludis keyword"
		mkdir /etc/portage; echo "sys-apps/paludis **" >> /etc/portage/package.keywords
		equery "Would you like \033[0m\033[35mpink\033[0m paludis? (y/n): "
		read pink
		if [ "$pink" == "y" ] ; then
			USE="inquisitio pink ruby-bindings" emerge paludis
		else
			USE="inquisitio ruby-bindings" emerge paludis
		fi
	fi
	if [[ ! -x /usr/bin/paludis ]] ; then
		echo
		eerror "\033[0m\033[1mPaludis Executable Not Found, Aborting\033[0m"
		echo
		exit 0
	else
		echo
		einfo "Step 1 Successful!"
	fi
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 2 -- 'Run portage2paludis' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 2\033[0m - Run portage2paludis"
	echo
	einfo " Now portage2paludis will download and run"
	einfo " You will need to be present until the script is complete (< 1 minute)"
	equery "type \033[0m\033[1mQUIT\033[0m to exit, anything else or enter to continue: "
	read input
	if [ "$input" == "QUIT" ] ; then
		echo
        	eerror "\033[0m\033[1mAborted by user\033[0m"
		echo
        	exit 0
	fi
	einfo "Fetching portage2paludis script....."
	wget http://zen-sources.org/files/portage2paludis.txt > /dev/null 2>&1
        if [[ ! -e portage2paludis.txt ]] ; then
                eerror "Failed to get portage2paludis script from zen-sources.org"
                exit 0
        fi
	chmod +x portage2paludis.txt
	einfo "Starting portage2paludis"
	./portage2paludis.txt
	rm portage2paludis.txt
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 3 -- 'Making directories and adjusting permissions' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 3\033[0m - Making directories and adjusting permissions"
	echo
	equery "Do you have PORTAGE_TMPDIR somewhere else besides the default? [default: /var/tmp] (y/n): "
	read oldtmpdir
	if [ $oldtmpdir == "y" ] ; then
		equery "Enter the location of PORTAGE_TMPDIR [default: /var/tmp]: "
		read oldtmpdir
	else
		oldtmpdir="/var/tmp"
	fi
	if [[ ${1} == "-rp" || ${1} == "--rm-portage" ]] ; then
		equery "Is PALUDIS_TMPDIR somewhere besides the default? [default: /var/tmp] (y/n): "
                read newtmpdir
                if [ $newtmpdir == "y" ] ; then
                        equery "Enter the location of PALUDIS_TMPDIR [default: /var/tmp]: "
                        read newtmpdir
                else
                        newtmpdir="/var/tmp"
                fi
		einfo "Making directories"
                mkdir -p /var/paludis/repositories/gentoo/.cache/names/gentoo/
                mkdir /var/paludis/distfiles
                mkdir -p /var/db/paludis/repositories/installed-unpackaged/
                einfo "Adjusting permisions to tmpdir and distdir"
                chmod g+wx $newtmpdir/paludis
                chown -R paludisbuild:paludisbuild /var/paludis/distfiles
                chown -R paludisbuild:paludisbuild $newtmpdir/paludis
	else
		equery "Would you like PALUDIS_TMPDIR somewhere else besides the default? [/var/tmp] (y/n): "
		read newtmpdir
		if [ $newtmpdir == "y" ] ; then
			equery "Enter the desired location of PALUDIS_TMPDIR: "
			read newtmpdir
			mkdir -p $newtmpdir/paludis
			echo "PALUDIS_TMPDIR="$newtmpdir"" >> /etc/paludis/bashrc
		else	
        		newtmpdir="/var/tmp"
			mkdir -p $newtmpdir
		fi
		einfo "Making paludis directories"
		mkdir -p /var/cache/paludis/write-cache
		mkdir /var/cache/paludis/names-cache
		mkdir -p /var/paludis/repositories/gentoo/.cache/names/gentoo/
		mkdir /var/paludis/distfiles /var/paludis/packages /var/paludis/rpm
		mkdir -p /var/db/paludis/repositories/installed-unpackaged/
		einfo "Adjusting permisions to tmpdir and distdir"
		chmod g+wx $newtmpdir/paludis
		chown -R paludisbuild:paludisbuild /var/paludis/distfiles
		chown -R paludisbuild:paludisbuild $newtmpdir/paludis
		chown -R root:root /etc/paludis
		chmod -R 775 /etc/paludis
	fi
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 4 -- 'Copy /usr/portage to /var/paludis/repositories/gentoo' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 4\033[0m - Copying gentoo tree to /var/paludis/repositories/gentoo"
	cp -a /usr/portage/* /var/paludis/repositories/gentoo/
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 5 -- 'Making repository files for paludis' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 5\033[0m - Making repository files for paludis"
	echo
	# gentoo.conf
	rm -rf /etc/paludis/repositories/gentoo.conf
	echo "location = /var/paludis/repositories/gentoo" >> /etc/paludis/repositories/gentoo.conf
	echo "sync = rsync://rsync.gentoo.org/gentoo-portage" >> /etc/paludis/repositories/gentoo.conf
	echo "sync_options = --exclude-from=/etc/paludis/repositories/sync.exclude" >> /etc/paludis/repositories/gentoo.conf
	echo "profiles = /var/paludis/repositories/gentoo/profiles/default/linux/amd64/2008.0" >> /etc/paludis/repositories/gentoo.conf
	echo "distdir = /var/paludis/distfiles" >> /etc/paludis/repositories/gentoo.conf
	echo "format = ebuild" >> /etc/paludis/repositories/gentoo.conf
	echo "names_cache = /var/paludis/repositories/gentoo/.cache/names" >> /etc/paludis/repositories/gentoo.conf
	echo "write_cache = /var/cache/paludis/metadata" >> /etc/paludis/repositories/gentoo.conf
	# installed-unpackaged.conf
	rm -rf /etc/paludis/repositories/installed-unpackages.conf
	echo "format = installed_unpackaged" >> /etc/paludis/repositories/installed-unpackaged.conf
	echo "location = /var/db/paludis/repositories/installed-unpackaged" >> /etc/paludis/repositories/installed-unpackaged.conf
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 6 -- 'Edit the base profile' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 6\033[0m - Edit base profile"
	echo
	einfo "Fetching packages file from zen-sources.org....."
	wget http://zen-sources.org/files/packages.txt > /dev/null 2>&1
	if [[ ! -e packages.txt ]] ; then
		eerror "Failed to get packages file from zen-sources.org"
		exit 0
	fi
	mv packages.txt /var/paludis/repositories/gentoo/profiles/base/packages
	echo "profiles" >> /etc/paludis/repositories/sync.exclude
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 7 -- 'Sync paludis, edit some configuration files' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 7\033[0m - Sync paludis, edit some configuration files"
	echo
	# sync
	paludis -s
	# configurations
	if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
                echo "world="/var/db/pkg/world"" >> /etc/paludis/environment.conf
		echo "PALUDIS_NO_WRITE_CACHE_CLEAN=yes" >> /etc/paludis/environment.conf
		if [ "$pink" == "y" ] ; then
			echo "sys-apps/paludis inquisitio pink ruby-bindings" >> /etc/paludis/use.conf
		else
        		echo "sys-apps/paludis inquisitio ruby-bindings" >> /etc/paludis/use.conf
		fi
	fi
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 8 -- 'Save the world, and remove portage completely' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 8\033[0m - Save the world, and remove portage completely"
	echo
	# save the world
	mv /var/db/pkg/world /var/db/pkg/world.BACKUP
	cp /var/lib/portage/world /var/db/pkg
	cp /etc/make.globals /make.globals # save make.globals

	# portage cleanse begin
	paludis -u portage --permit-unsafe-uninstalls
	if [[ -x /usr/bin/emerge ]] ; then
	        echo
        	eerror "\033[0m\033[1mFailed to Uninstall Portage\033[0m"
        	echo
        	exit 0 
	fi

	# portage cleanse finish
	rm -rf /etc/make.conf* /etc/make.profile /etc/portage /usr/portage /usr/lib/portage /usr/lib64/portage /usr/lib32/portage /var/lib/portage /var/log/portage /var/cache/edb/dep/usr/portage $oldtmpdir/portage 
	echo

	# make make.globals, define some things for portage commands to work
	rm /etc/make.globals; mv /make.globals /etc
	echo "PORTDIR=/var/paludis/repositories/gentoo" >> /etc/make.globals
	echo "DISTDIR=/var/paludis/distfiles" >> /etc/make.globals
	echo "PKGDIR=/var/paludis/packages" >> /etc/make.globals
	echo "RPMDIR=/var/paludis/rpm" >> /etc/make.globals
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
        equery "Proceed with Step 9 -- 'Importare portage and finish up' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 9\033[0m - Importare portage and finish up"
	echo
	# importare needed until no more ebuilds hold the portage dependency
	mkdir dir
	importare -il dir/ sys-apps/portage 2.1.6.7 0
	rm -rf dir

	# mask any newer portage upgrades
	echo ">sys-apps/portage-2.1.6.7" >> /etc/paludis/package_mask.conf
fi

if [[ ${1} == "-e" || ${1} == "--expert" ]] ; then
	echo
	equery "Proceed with Step 10 -- 'Install eselect config module' (y/n): "
        read expert
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-rp" || ${1} == "--rm-portage" || ${1} == "-e" && $expert == "y" || ${1} == "--expert" && $expert == "y" ]] ; then
	echo
	einfo "\033[0m\033[1mStep 10\033[0m - Install eselect config module"
        echo
        einfo "Fetching zen-overlay/installing eselect-config"
        equery "Proceed? (y/n): "
        read proceed
        if [[ ${proceed} == "y" ]] ; then
                einfo "Creating configuration with playman"
                playman -a zen-overlay
                if [[ ! -e /etc/paludis/repositories/zen-overlay.conf ]] ; then
                        eerror "Failed to get zen-overlay with playman"
                        exit 0
                else
                        mkdir /var/paludis/repositories/zen-overlay/.cache 
		fi
                einfo "Syncing zen-overlay"
                paludis -s x-zen-overlay
                einfo "Installing eselect-config"
                paludis -i eselect-config::zen-overlay
        else
                eerror "Aborted by user"
                exit 0
        fi
	echo
fi
if [[ ${1} == "-n" || ${1} == "--normal" || ${1} == "-e" || ${1} == "--expert" || ${1} == "-rp" || ${1} == "--rm-portage" ]] ; then
	einfo "<----- \033[0m\033[1mScript Finished, Time to exit\033[0m ------>"
fi
# <----------- Script End ------------->

exit 0