# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-fs/openafs/openafs-1.2.11.ebuild,v 1.5 2004/06/25 03:10:12 agriffis Exp $

inherit check-kernel fixheadtails flag-o-matic eutils gcc

DESCRIPTION="The AFS 3 scalable distributed file system"
HOMEPAGE="http://www.openafs.org/"
SRC_URI="http://openafs.org/dl/openafs/${PV}/${P}-src.tar.bz2"

LICENSE="IPL-1"
SLOT="0"
KEYWORDS="~x86 ~alpha ~ia64"
IUSE=""

DEPEND="virtual/linux-sources
	>=sys-apps/portage-2.0.47-r10
	>=sys-libs/ncurses-5.2
	>=sys-libs/pam-0.75
	>=sys-apps/gawk-3.1.1
	net-misc/ntp"

pkg_setup() {
	if is_2_5_kernel || is_2_6_kernel
	then
		die "Linux 2.6 kernels do not support this openafs version, use 1.3.79 for example (beta) which also support files larger 2GB."
	fi
}

src_unpack() {
	unpack ${A}

	cd ${S}
	ht_fix_file "acinclude.m4"
	ht_fix_file "config.guess"
	ht_fix_file "src/afsd/afs.rc.linux"
	ht_fix_file "aclocal.m4"
	ht_fix_file "configure"
	ht_fix_file "configure-libafs"
	epatch ${FILESDIR}/openafs-pinstall-execve-env.patch
}

src_compile() {
	# The CC/MT_CC setting is required for link on alpha, and
	# recommended for link on x86 and other arches (even those that
	# don't technically require it).
	# http://marc.theaimsgroup.com/?l=gentoo-dev&m=107112691504786&w=2
	#
	# It's possible that CFLAGS could be added to MT_CC as well, but
	# I'm not experimenting here, just making it work on multiple
	# arches...  (12 Jan 2004 agriffis)
	econf --enable-transarc-paths --enable-namei-fileserver	--enable-full-vos-listvol-switch --with-linux-kernel-headers=/usr/src/linux --enable-bitmap-later --enable-fast-restart --enable-largefile-fileserver --enable-bos-new-config || die econf
	make CC="$(gcc-getCC)" MT_CC="$(gcc-getCC)" || die make
}

src_install() {
	local sys_name=$(sed -n 's/^SYS_NAME=//p' Makefile) || die sys_name

    # compile and produce classical, IBM like dest tree
	make dest || die dest

	# Don't run make install, it's screwed up in openafs as it installs into
	# weird locations. Instead, install following the IBM/TransArc path
	# locations (i.e. /usr/vice and /usr/afs).

	# Install the client kernel module necessary to make the AFS space visible
	# under /afs/.
	cd ${S}/${sys_name}/dest/root.client/usr/vice
	dodir /usr/vice/etc
	cd ${S}/${sys_name}/dest/root.client/usr/vice/etc
	insinto /usr/vice/etc
	insopts -m0444
	# install the client daemon
	doins afsd
	insopts -m0411
	doins ThisCell CellServDB
	# install the config file
    dodir /etc/afs
	insinto /etc/afs
	insopts -m0411
	doins afs.conf
    doins ${FILESDIR}/{ThisCell,CellServDB}

	# symlink configfiles in TransArc location to Gentoo's typical place
	# dosym /usr/vice/etc/CellServDB /etc/afs/CellServDB
	# dosym /usr/vice/etc/ThisCell /etc/afs/ThisCell
    # touch /usr/vice/etc/cacheinfo
	# install the kernel module
	cd ${S}/${sys_name}/dest/root.client/usr/vice/etc/modload
	dodir /usr/vice/etc/C
	dodir /usr/vice/etc/modload
	insinto /usr/vice/etc/modload
	insopts -m0444
	doins *
	# install some catalog file
	cd ${S}/${sys_name}/dest/root.client/usr/vice/etc/C
	insinto /usr/vice/etc/C
	insopts -m0444
	doins *

	# make sure client cache exists
	dodir /usr/vice/cache

    mount -t afs | awk '{ exit $3 == "/afs" }' && keepdir /afs

    exeinto /etc/init.d
    newexe ${FILESDIR}/afs.rc.rc6 afs

    # Install the pam library. Warning, it used to be on Gentoo in
	# /usr/afsws/lib/pam_afs.so.1. I have to figure out why find
	# still looks for pam module in that location.
	insinto /lib/security
	insopts -m0444
	cd ${S}/${sys_name}/dest/lib
	doins pam_afs.krb.so.1
	dosym /lib/security/pam_afs.krb.so.1 /lib/security/pam_afs.so

    # Install the server part, which is a set of daemons and utilities
	# able to speak to those daemons.
    dodir /usr/afs
	insinto /usr/afs/bin
	insopts -m0444
	cd ${S}/${sys_name}/dest/root.server/usr/afs/bin
	doins *

    # Install the binary installation tree into TransArc location,
	# so that afs utilities can fetch the files from there and place
	# them on other afs machines automatically.
    dodir /usr/afsws
	dodir /usr/afsws/${sys_name}
	cd ${S}/${sys_name}/dest
	insinto /usr/afsws/${sys_name}
	insopts -m0444
	# Damn, but this doesn't copy the directories, how can I do "cp -r"?
	doins *
	cp -a * ${D}/usr/afsws
	
	# Hmm, what about this?
	dodir /etc/env.d
	# don't know what's this CONFIG_PROTECT_MASK usefull for
	echo 'CONFIG_PROTECT_MASK="/etc/afs/C /etc/afs/afsws"' \
		>> ${D}/etc/env.d/01${PN}
	echo 'PATH=/usr/afs/bin' \
		>> ${D}/etc/env.d/01${PN}
	echo 'ROOTPATH=/usr/afs/bin' \
		>> ${D}/etc/env.d/01${PN}
}

pkg_postinst() {
	# See note in src_install regarding this
	mkdir /afs 2>/dev/null

	einfo
	einfo "UPDATE /usr/vice/etc/CellServDB, /usr/vice/etc/ThisCell,"
	einfo "/usr/vice/etc/cacheinfo"
	einfo "to your needs !!"
	einfo "FOLLOW THE INSTRUCTIONS IN AFS QUICK BEGINNINGS"
	einfo "PAGE >45 TO DO INITIAL SERVER SETUP:"
	einfo "                                     http://www.openafs.org/doc/index.htm"
	einfo ""
	einfo "To use AFS fully, you need either to start:"
	einfo "1. kaserver, which is included with openafs but as it is"
	einfo "based on kerberos4, it is not recommended."
	einfo "2. app-crypt/kth-krb, but as it is also based on kerberos4 protocol,"
	einfo "   you can keep passwords replicated in contrast to kaserver, but still"
	einfo "   don't waste your time here."
	einfo "2. app-crypt/heimdal, which is kerberos5 distribution written in Europe,"
	einfo "   so no US export restrictions apply (*recommended*, compatible with"
	einfo "   MIT krb5, see below)."
	einfo "   BTW: if you need kerberos4 backwards compatibility,"
	einfo "   heimdal can be compiled with --with-krb4 switch to provide it, but"
	einfo "   app-crypt/kth-krb must be installed so that heimdal's configure"
	einfo "   can find it. Beware that krb4 approach is not considered"
	einfo "   safe anymore, so do not install kth-krb unless you really need it."
	einfo "3. app-crypt/mit-krb5, if export restrictions allow you to do so."
}

pkg_prerm() {
	# See note in src_install regarding this
	rmdir /afs 2>/dev/null
}