# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-nds/openldap/openldap-2.2.23-r1.ebuild,v 1.4 2005/02/28 22:16:49 agriffis Exp $

inherit toolchain-funcs eutils

DESCRIPTION="LDAP suite of application and development tools"
HOMEPAGE="http://www.OpenLDAP.org/"
SRC_URI="mirror://openldap/openldap-release/${P}.tgz"

LICENSE="OPENLDAP"
SLOT="0"
IUSE="berkdb crypt debug gdbm ipv6 odbc perl readline samba sasl slp ssl tcpd"
#In portage for testing only, hardmasked in package.mask
KEYWORDS="~x86 ~ppc ~sparc ~mips ~alpha ~arm ~amd64 ~s390 ~hppa ~ppc64 ~ia64"

DEPEND=">=sys-libs/ncurses-5.1
	>=sys-apps/sed-4
	tcpd? ( >=sys-apps/tcp-wrappers-7.6 )
	ssl? ( >=dev-libs/openssl-0.9.6 )
	readline? ( >=sys-libs/readline-4.1 )
	sasl? ( >=dev-libs/cyrus-sasl-2.1.7-r3 )
	odbc? ( dev-db/unixODBC )
	slp? ( >=net-libs/openslp-1.0 )
	perl? ( >=dev-lang/perl-5.6 )
	samba? ( >=dev-libs/openssl-0.9.6 )
	kerberos? ( virtual/krb5 )"


# note that the 'samba' USE flag pulling in OpenSSL is NOT an error.  OpenLDAP
# uses OpenSSL for LanMan/NTLM hashing (which is used in some enviroments, like
# mine at work)!
# Robin H. Johnson <robbat2@gentoo.org> March 8, 2004

# if USE=berkdb
#	pull in sys-libs/db
# else if USE=gdbm
#	pull in sys-libs/gdbm
# else
#	pull in sys-libs/db
DEPEND_BERKDB=">=sys-libs/db-4.2.52_p1"
DEPEND_GDBM=">=sys-libs/gdbm-1.8.0"
DEPEND="${DEPEND}
	berkdb? ( ${DEPEND_BERKDB} )
	!berkdb? (
		gdbm? ( ${DEPEND_GDBM} )
		!gdbm? ( ${DEPEND_BERKDB} )
	)"

# for tracking versions
OPENLDAP_VERSIONTAG="/var/lib/openldap-data/.version-tag"

#DEPEND="${DEPEND} !<net-nds/openldap-2.2"
pkg_setup() {
	# TODO: read OPENLDAP_VERSIONTAG instead in future
	if has_version '<net-nds/openldap-2.2' && [ -n "$(ls /var/lib/openldap-data/*{bdb,gdbm})" ]; then
		eerror "A possible old installation of OpenLDAP was detected"
		eerror "As major version upgrades to 2.2 can corrupt your database"
		eerror "You need to dump your database and re-create it afterwards."
		eerror ""
		d="$(date -u +%s)"
		l="/root/ldapdump.${d}"
		i="${l}.raw"
		eerror " 1. /etc/init.d/slurpd stop ; /etc/init.d/slapd stop"
		eerror " 2. slapcat -l ${i}"
		eerror " 3. egrep -v '^entryCSN:' <${i} >${l}"
		eerror " 4. emerge unmerge '<=net-nds/openldap-2.1*'"
		eerror " 5. mv /var/lib/openldap-data/ /var/lib/openldap-data,2.1/"
		eerror " 6. emerge '>=net-nds/openldap-2.2'"
		eerror " 7. etc-update, and ensure that you apply the changes"
		eerror " 8. slapadd -l ${l}"
		eerror " 9. chown ldap:ldap /var/lib/openldap-data/*"
		eerror "10. /etc/init.d/slapd start"
		eerror "11. check that your data is intact."
		eerror "12. set up the new replication system."
		eerror ""
		eerror "This install will not proceed until /var/lib/openldap-data/ is"
		eerror "at least moved out of the way."
		exit 1
	fi
}

pkg_preinst() {
	enewgroup ldap 439
	enewuser ldap 439 /bin/false /usr/lib/openldap ldap
}

src_unpack() {
	unpack ${A}

	# According to MDK, the link order needs to be changed so that
	# on systems w/ MD5 passwords the system crypt library is used
	# (the net result is that "passwd" can be used to change ldap passwords w/
	#  proper pam support)
	sed -ie 's/$(SECURITY_LIBS) $(LDIF_LIBS) $(LUTIL_LIBS)/$(LUTIL_LIBS) $(SECURITY_LIBS) $(LDIF_LIBS)/' \
		${S}/servers/slapd/Makefile.in

	# Fix up DB-4.0 linking problem
	# remember to autoconf! this expands configure by 500 lines (4 lines to m4
	# stuff).
	EPATCH_OPTS="-p1 -d ${S}" epatch ${FILESDIR}/${PN}-2.2.14-db40.patch

	# supersedes old fix for bug #31202
	EPATCH_OPTS="-p1 -d ${S}" epatch ${FILESDIR}/${PN}-2.2.14-perlthreadsfix.patch

	# fix up stuff for newer autoconf that simulates autoconf-2.13, but doesn't
	# do it perfectly.
	cd ${S}/build
	ln -s shtool install
	ln -s shtool install.sh

	# reconf for db40 fixes.
	cd ${S}
	WANT_AUTOCONF="2.1" autoconf
}

src_compile() {
	local myconf

	myconf="${myconf} --enable-ldbm"
	myconf_berkdb='--enable-bdb --with-ldbm-api=berkeley'
	myconf_gdbm='--disable-bdb --with-ldbm-api=gdbm'
	if use berkdb; then
		einfo "Using Berkeley DB for local backend"
		myconf="${myconf} ${myconf_berkdb}"
	elif use gdbm; then
		einfo "Using GDBM for local backend"
		myconf="${myconf} ${myconf_gdbm}"
	else
		ewarn "Neither gdbm or berkdb USE flags present, falling back to"
		ewarn "Berkeley DB for local backend"
		myconf="${myconf} ${myconf_berkdb}"
	fi


	# enable slapd/slurpd servers
	myconf="${myconf} --enable-ldap"
	myconf="${myconf} --enable-slapd --enable-slurpd"
	# basic stuff
	myconf="${myconf} --enable-syslog"
	use debug && myconf="${myconf} --enable-debug" # there is no disable-debug
	# extra functionality
	myconf="${myconf} --enable-dynamic --enable-modules"
	myconf="${myconf} --enable-rewrite --enable-rlookups"
	myconf="${myconf} --enable-passwd=mod --enable-phonetic=mod"
	myconf="${myconf} --enable-dnssrv=mod --enable-ldap"
	myconf="${myconf} --enable-meta=mod --enable-monitor=mod"
	myconf="${myconf} --enable-null=mod --enable-shell=mod"
	myconf="${myconf} --enable-local --enable-proctitle"
	myconf="${myconf} --enable-hdb=mod --enable-dyngroup"
	myconf="${myconf} --enable-aci --enable-proxycache"
	myconf="${myconf} --enable-cleartext --enable-slapi"

	# disabled options:
	# --with-bdb-module=dynamic
	# alas, for BSD only:
	# --with-fetch

	for i in crypt ipv6 slp readline; do
		myconf="${myconf} `use_enable ${i}`"
	done

	for i in perl sql odbc,sql; do
		m="${i/*,}"
		useq ${i/,*} && m="enable-${m}=mod" || m="disable-${m}"
		myconf="${myconf} --${m}"
	done
	myconf="${myconf} `use_with sasl cyrus-sasl` `use_enable sasl spasswd`"
	myconf="${myconf} `use_enable tcpd wrappers`"
	myconf="${myconf} `use_with ssl tls` `use_with samba lmpasswd`"

	econf \
		--enable-static \
		--enable-shared \
		--libexecdir=/usr/lib/openldap \
		${myconf} || die "configure failed"

	make depend || die "make depend failed"
	make || die "make failed"

	tc-export CC
	if useq kerberos ; then
		cd ${S}/contrib/slapd-modules/passwd/
		${CC} -shared -I../../../include ${CFLAGS} -DHAVE_KRB5 -o pw-kerberos.so kerberos.c
	fi
}

src_test() {
	einfo "Doing tests"
	cd tests ; make tests || die "make tests failed"
}

src_install() {
	make DESTDIR=${D} install || die "make install failed"

	dodoc ANNOUNCEMENT CHANGES COPYRIGHT README LICENSE
	docinto rfc ; dodoc doc/rfc/*.txt

	# openldap modules go here
	# TODO: write some code to populate slapd.conf with moduleload statements
	keepdir /usr/lib/openldap/openldap/

	# make state directories
	for x in data slurp ldbm; do
		keepdir /var/lib/openldap-${x}
		fowners ldap:ldap /var/lib/openldap-${x}
		fperms 0700 /var/lib/openldap-${x}
	done

	echo "OLDPF='${PF}'" >${D}${OPENLDAP_VERSIONTAG}
	echo "# do NOT delete this. it is used" >>${D}${OPENLDAP_VERSIONTAG}
	echo "# to track versions for upgrading." >>${D}${OPENLDAP_VERSIONTAG}

	# manually remove /var/tmp references in .la
	# because it is packaged with an ancient libtool
	for x in ${D}/usr/lib/lib*.la; do
		sed -i -e "s:-L${S}[/]*libraries::" ${x}
	done

	# change slapd.pid location in configuration file
	keepdir /var/run/openldap
	fowners ldap:ldap /var/run/openldap
	fperms 0755 /var/run/openldap
	for f in /etc/openldap/slapd.conf /etc/openldap/slapd.conf.default; do
		sed -e "s:/var/lib/run/slapd.:/var/run/openldap/slapd.:" -i ${D}/${f}
		sed -e "/database\tbdb$/acheckpoint	32	30 # <kbyte> <min>" -i ${D}/${f}
		fowners root:ldap ${f}
		fperms 0640 ${f}
	done

	# install our own init scripts
	exeinto /etc/init.d
	newexe ${FILESDIR}/2.0/slapd slapd
	newexe ${FILESDIR}/2.0/slurpd slurpd
	insinto /etc/conf.d
	newins ${FILESDIR}/2.0/slapd.conf slapd

	# install MDK's ssl cert script
	if use ssl || use samba; then
		dodir /etc/openldap/ssl
		exeinto /etc/openldap/ssl
		doexe ${FILESDIR}/gencert.sh
	fi

	if useq kerberos ; then
		insinto /usr/lib/openldap/openldap
		doins ${S}/contrib/slapd-modules/passwd/pw-kerberos.so
	fi
}

pkg_postinst() {
	if use ssl; then
		# make a self-signed ssl cert (if there isn't one there already)
		if [ ! -e /etc/openldap/ssl/ldap.pem ]
		then
			cd /etc/openldap/ssl
			yes "" | sh gencert.sh
			chmod 640 ldap.pem
			chown root:ldap ldap.pem
		else
			einfo "An LDAP cert already appears to exist, no creating"
		fi
	fi

	# Since moving to running openldap as user ldap there are some
	# permissions problems with directories and files.
	# Let's make sure these permissions are correct.
	chown ldap:ldap /var/run/openldap
	chmod 0755 /var/run/openldap
	chown root:ldap /etc/openldap/slapd.conf{,.default}
	chmod 0640 /etc/openldap/slapd.conf{,.default}
	chown ldap:ldap /var/lib/openldap-{data,ldbm,slurp}

	if use ssl; then
		ewarn "Self-signed SSL certificates are treated harshly by OpenLDAP 2.[12]"
		ewarn "add 'TLS_REQCERT never' if you want to use them."
	fi
}