path: root/net-www/apache/apache-2.2.4-r1.ebuild

# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-www/apache/apache-2.2.4-r1.ebuild,v 1.5 2007/05/18 09:07:03 phreak Exp $

inherit eutils flag-o-matic gnuconfig multilib autotools

# latest gentoo apache files
GENTOO_PATCHNAME="gentoo-${PF}"
GENTOO_PATCHSTAMP="20070518"
GENTOO_DEVSPACE="phreak"
GENTOO_PATCHDIR="${WORKDIR}/${GENTOO_PATCHNAME}"

DESCRIPTION="The Apache Web Server."
HOMEPAGE="http://httpd.apache.org/"
SRC_URI="mirror://apache/httpd/httpd-${PV}.tar.bz2
		http://dev.gentoo.org/~${GENTOO_DEVSPACE}/dist/apache/${GENTOO_PATCHNAME}-${GENTOO_PATCHSTAMP}.tar.bz2"

# some helper scripts are apache-1.1, thus both are here
LICENSE="Apache-2.0 Apache-1.1"

SLOT="2"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~x86-fbsd"
IUSE="debug doc ldap mpm-event mpm-itk mpm-peruser mpm-prefork mpm-worker no-suexec selinux ssl static-modules threads"

DEPEND="dev-lang/perl
	=dev-libs/apr-1*
	=dev-libs/apr-util-1*
	dev-libs/expat
	dev-libs/libpcre
	sys-libs/zlib
	ldap? ( =net-nds/openldap-2* )
	selinux? ( sec-policy/selinux-apache )
	ssl? ( dev-libs/openssl )
	!=net-www/apache-1*"

RDEPEND="${DEPEND}
	app-misc/mime-types"

PDEPEND="~app-admin/apache-tools-${PV}"

S="${WORKDIR}/httpd-${PV}"

pkg_setup() {
	if use ldap && ! built_with_use 'dev-libs/apr-util' ldap ; then
		eerror "dev-libs/apr-util is missing LDAP support. For apache to have"
		eerror "ldap support, apr-util must be built with the ldap USE-flag"
		eerror "enabled."
		die "ldap USE-flag enabled while not supported in apr-util"
	fi

	# select our MPM
	MPM_LIST="event itk peruser prefork worker"
	for x in ${MPM_LIST} ; do
		if use mpm-${x} ; then
			if [[ "x${mpm}" == "x" ]] ; then
				mpm=${x}
				einfo "Selected MPM: ${mpm}"
			else
				eerror "You have selected more then one mpm USE-flag."
				eerror "Only one MPM is supported."
				die "more then one mpm was specified"
			fi
		fi
	done

	if [[ "x${mpm}" == "x" ]] ; then
		if use threads ; then
			mpm=worker
			einfo "Selected default threaded MPM: ${mpm}";
		else
			mpm=prefork
			einfo "Selected default MPM: ${mpm}";
		fi
	fi

	# setup apache user and group
	enewgroup apache 81
	enewuser apache 81 -1 /var/www apache
}

src_unpack() {
	unpack ${A}
	cd "${S}"

	# Use correct multilib libdir in gentoo patches
	sed -i -e "s:/usr/lib:/usr/$(get_libdir):g" \
		"${GENTOO_PATCHDIR}"/{conf/httpd.conf,init/*,patches/config.layout,scripts/Makefile.suexec,scripts/suexec2-config} \
		|| die "libdir sed failed"

	#### Patch Organization
	# 00-19 Gentoo specific  (00_all_some-title.patch)
	# 20-39 Additional MPMs  (20_all_${MPM}_some-title.patch)
	# 40-59 USE-flag based   (40_all_${USE}_some-title.patch)
	# 60-79 Version specific (60_all_${PV}_some-title.patch)
	# 80-99 Security patches (80_all_${PV}_cve-####-####.patch)

	EPATCH_SUFFIX="patch"
	epatch "${GENTOO_PATCHDIR}"/patches/[0-1]*
	if $(ls "${GENTOO_PATCHDIR}"/patches/[2-3]?_*_${mpm}_* &>/dev/null) ; then
		epatch "${GENTOO_PATCHDIR}"/patches/[2-3]?_*_${mpm}_*
	fi
	for uf in ${IUSE} ; do
		if use ${uf} && $(ls "${GENTOO_PATCHDIR}"/patches/[4-5]?_*_${uf}_* &>/dev/null) ; then
			epatch "${GENTOO_PATCHDIR}"/patches/[4-5]?_*_${uf}_*
		fi
	done
	if $(ls "${GENTOO_PATCHDIR}"/patches/[6-9]?_*_${PV}_* &>/dev/null) ; then
		epatch "${GENTOO_PATCHDIR}"/patches/[6-9]?_*_${PV}_*
	fi

	# setup the filesystem layout config
	cat "${GENTOO_PATCHDIR}"/patches/config.layout >> "${S}"/config.layout
	sed -i -e "s:version:${PF}:g" "${S}"/config.layout

	# patched-in MPMs need the build environment rebuilt
	sed -i -e '/sinclude/d' configure.in
	AT_GNUCONF_UPDATE=yes AT_M4DIR=build eautoreconf
}

src_compile() {
	local modtype="shared" myconf=""
	cd "${S}"

	# Instead of filtering --as-needed (bug #128505), append --no-as-needed
	# Thanks to Harald van Dijk
	append-ldflags -Wl,--no-as-needed

	use static-modules && modtype="static"
	select_modules_config || die "determining modules failed"

	if use ldap ; then
		mods="${mods} ldap authnz_ldap"
		myconf="${myconf} --enable-authnz-ldap=${modtype} --enable-ldap=${modtype}"
	fi

	if use ssl; then
		mods="${mods} ssl"
		myconf="${myconf} --with-ssl=/usr --enable-ssl=${modtype}"
	fi

	# Fix for bug #24215 - robbat2@gentoo.org, 30 Oct 2003
	# We pre-load the cache with the correct answer! This avoids
	# it violating the sandbox. This may have to be changed for
	# non-Linux systems or if sem_open changes on Linux. This
	# hack is built around documentation in /usr/include/semaphore.h
	# and the glibc (pthread) source.
	echo 'ac_cv_func_sem_open=${ac_cv_func_sem_open=no}' >> config.cache

	if use no-suexec ; then
		myconf="${myconf} --disable-suexec"
	else
		mods="${mods} suexec"
		myconf="${myconf} $(${GENTOO_PATCHDIR}/scripts/suexec2-config --config)"
		myconf="${myconf} \
				--with-suexec-bin=/usr/sbin/suexec2 \
				--enable-suexec=${modtype}"
	fi

	# econf overwrites the stuff from config.layout, so we have to put them into
	# our myconf line too

	econf \
		--includedir=/usr/include/apache2 \
		--libexecdir=/usr/$(get_libdir)/apache2/modules \
		--datadir=/var/www/localhost \
		--sysconfdir=/etc/apache2 \
		--localstatedir=/var \
		--cache-file="${S}/config.cache" \
		--with-mpm=${mpm} \
		--with-perl=/usr/bin/perl \
		--with-expat=/usr \
		--with-z=/usr \
		--with-apr=/usr \
		--with-apr-util=/usr \
		--with-pcre=/usr \
		--with-port=80 \
		--with-program-name=apache2 \
		--enable-layout=Gentoo \
		$( use_enable debug maintainer-mode ) \
		${myconf} ${MY_BUILTINS} || die "econf failed!"

	sed -i -e 's:apache2\.conf:httpd.conf:' include/ap_config_auto.h

	emake || die "emake failed"
}

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

	# Remove some of the default files installed by `make install'
	# and those binaries/manpages, that belong to app-admin/apache-tools now
	rm -Rf "${D}"/etc \
		"${D}"/usr/sbin/{envvars*,apachectl} \
		"${D}"/usr/sbin/{htdigest,htpasswd,ab,htdbm} \
		"${D}"/usr/share/man/man1/{htdigest,htpasswd,htdbm}.1* \
		"${D}"/usr/share/man/man8/ab.8*

	# This is a mapping of module names to the -D options in APACHE2_OPTS
	# Used for creating optional LoadModule lines
	mod_defines="info:INFO status:INFO
				ldap:LDAP authnz_ldap:AUTH_LDAP
				proxy:PROXY proxy_connect:PROXY proxy_http:PROXY
				proxy_ajp:PROXY proxy_balancer:PROXY
				ssl:SSL
				suexec:SUEXEC
				userdir:USERDIR"

	# create our LoadModule lines
	if ! use static-modules ; then
		load_module=""
		moddir="${D}/usr/$(get_libdir)/apache2/modules"
		for m in ${mods} ; do
			endid="no"

			if [[ -e "${moddir}/mod_${m}.so" ]] ; then
				for def in ${mod_defines} ; do
					if [[ "${m}" == "${def%:*}" ]] ; then
						load_module="${load_module}\n<IfDefine ${def#*:}>"
						endid="yes"
					fi
				done
				load_module="${load_module}\nLoadModule ${m}_module modules/mod_${m}.so"
				if [[ "${endid}" == "yes" ]] ; then
					load_module="${load_module}\n</IfDefine>"
				fi
			fi
		done
	fi
	sed -i -e "s:%%LOAD_MODULE%%:${load_module}:" \
		"${GENTOO_PATCHDIR}"/conf/httpd.conf || die "sed failed"

	# Install our configuration files
	insinto /etc/apache2
	doins docs/conf/magic
	doins -r "${GENTOO_PATCHDIR}"/conf/*
	insinto /etc/logrotate.d
	newins "${GENTOO_PATCHDIR}"/scripts/apache2-logrotate apache2

	# generate a sane default APACHE2_OPTS
	APACHE2_OPTS="-D DEFAULT_VHOST -D INFO -D LANGUAGE"
	use doc && APACHE2_OPTS="${APACHE2_OPTS} -D MANUAL"
	use ssl && APACHE2_OPTS="${APACHE2_OPTS} -D SSL -D SSL_DEFAULT_VHOST"
	use no-suexec || APACHE2_OPTS="${APACHE2_OPTS} -D SUEXEC"

	sed -i -e "s:APACHE2_OPTS=\".*\":APACHE2_OPTS=\"${APACHE2_OPTS}\":" \
		"${GENTOO_PATCHDIR}"/init/apache2.confd || die "sed failed"

	newconfd "${GENTOO_PATCHDIR}"/init/apache2.confd apache2
	newinitd "${GENTOO_PATCHDIR}"/init/apache2.initd apache2

	# link apache2ctl to the init script
	dosym /etc/init.d/apache2 /usr/sbin/apache2ctl

	# provide symlinks for all the stuff we no longer rename, bug 177697
	for i in logresolve apxs rotatelogs dbmmanage checkgid split-logfile suexec; do
		dosym /usr/sbin/${i} /usr/sbin/${i}2
	done

	# Install some thirdparty scripts
	exeinto /usr/sbin
	for i in apache2logserverstatus apache2splitlogfile suexec2-config ; do
		doexe "${GENTOO_PATCHDIR}"/scripts/${i}
	done
	use ssl && doexe "${GENTOO_PATCHDIR}"/scripts/gentestcrt.sh

	for i in logresolve.pl split-logfile log_server_status ; do
		doexe support/${i}
	done

	# needed for suexec2-config
	insinto /usr/$(get_libdir)/apache2/build
	doins "${GENTOO_PATCHDIR}"/scripts/Makefile.suexec
	doins support/suexec.c

	# we don't use apachectl anymore, it's symlinked to the init script now
	rm -f usr/share/man/man8/apachectl.8

	# Install some documentation
	dodoc ABOUT_APACHE CHANGES LAYOUT README README.platforms VERSIONING

	# drop in a convenient link to the manual
	if use doc ; then
		sed -i -e "s:VERSION:${PVR}:" "${D}/etc/apache2/modules.d/00_apache_manual.conf"
	else
		rm -f "${D}/etc/apache2/modules.d/00_apache_manual.conf"
		rm -Rf "${D}/usr/share/doc/${PF}/manual"
	fi

	# the default webroot gets stored in /usr/share/doc
	ebegin "Installing default webroot to /usr/share/doc/${PF}"
	mv -f "${D}/var/www/localhost" "${D}/usr/share/doc/${PF}/webroot"
	eend $?

	# Set up some sane permissions
	if ! use no-suexec ; then
		fowners 0:apache /usr/sbin/suexec2
		fperms 4710 /usr/sbin/suexec2
	fi

	keepdir /etc/apache2/vhosts.d
	keepdir /etc/apache2/modules.d

	# empty dirs
	for i in /var/lib/dav /var/log/apache2 /var/cache/apache2 ; do
		keepdir ${i}
		fowners apache:apache ${i}
		fperms 0755 ${i}
	done

	# We'll be needing /etc/apache2/ssl if USE=ssl
	use ssl && keepdir /etc/apache2/ssl

	fperms 0755 /usr/sbin/apache2logserverstatus
	fperms 0755 /usr/sbin/apache2splitlogfile
}

pkg_postinst() {
	# Automatically generate test certificates if ssl USE flag is being set
	if use ssl && [[ ! -e "${ROOT}/etc/apache2/ssl/server.crt" ]] ; then
		cd "${ROOT}"/etc/apache2/ssl
		einfo
		einfo "Generating self-signed test certificate in ${ROOT}/etc/apache2/ssl ..."
		yes "" 2>/dev/null | \
			"${ROOT}"/usr/sbin/gentestcrt.sh >/dev/null 2>&1 || \
			die "gentestcrt.sh failed"
		einfo
	fi

	# we do this here because the default webroot is a copy of the files
	# that exist elsewhere and we don't want them managed/removed by portage
	# when apache is upgraded.

	if [[ -e "${ROOT}/var/www/localhost" ]] ; then
		elog "The default webroot has not been installed into"
		elog "${ROOT}/var/www/localhost because the directory already exists"
		elog "and we do not want to overwrite any files you have put there."
		elog
		elog "If you would like to install the latest webroot, please run"
		elog "emerge --config =${PF}"
	else
		einfo "Installing default webroot to ${ROOT}/var/www/localhost"
		mkdir -p "${ROOT}"/var/www/localhost
		cp -R "${ROOT}"/usr/share/doc/${PF}/webroot/* "${ROOT}"/var/www/localhost
		chown -R apache:0 "${ROOT}"/var/www/localhost
	fi

	# Check for dual/upgrade install
	# The hasq is a hack so we don't throw QA warnings for not putting
	# apache2 in IUSE - the only use of the flag is this warning

	if has_version '<net-www/apache-2.2.0' ; then
		elog
		elog "When upgrading from versions below 2.2.0 to this version, you"
		elog "need to rebuild all your modules. Please do so for your modules"
		elog "to continue working correctly."
		elog
		elog "Also note that some configuration directives have been"
		elog "split into their own files under ${ROOT}/etc/apache2/modules.d."
		elog
		elog "Some examples:"
		elog "  - USERDIR is now configureable in ${ROOT}etc/apache2/modules.d/00_mod_userdir.conf."
		elog
		elog "For more information on what you may need to change, please"
		elog "see the overview of changes at:"
		elog "http://httpd.apache.org/docs/2.2/new_features_2_2.html"
		elog
		elog "Some modules do not yet work with Apache 2.2."
		elog "To keep from accidentally downgrading to Apache 2.0, you should"
		elog "add the following to ${ROOT}/etc/portage/package.mask:"
		elog
		elog "    <net-www/apache-2.2.0"
		elog
	fi
}

pkg_config() {
	einfo "Installing default webroot to ${ROOT}/var/www/localhost"
	mkdir -p "${ROOT}"/var/www/localhost
	cp -R "${ROOT}"/usr/share/doc/${PF}/webroot/* "${ROOT}"/var/www/localhost
	chown -R apache:0 "${ROOT}"/var/www/localhost
}

parse_modules_config() {
	local name=""
	local disable=""
	local version="undef"
	MY_BUILTINS=""
	mods=""
	[[ -f "${1}" ]] || return 1

	for i in $(sed 's/#.*//' < $1) ; do
		if [[ "$i" == "VERSION:" ]] ; then
			version="select"
		elif [[ "${version}" == "select" ]] ; then
			version="$i"
		# start with - option for backwards compatibility only
		elif [[ "$i" == "-" ]] ; then
			disable="true"
		elif [[ -z "${name}" ]] && [[ "$i" != "${i/mod_/}" ]] ; then
			name="${i/mod_/}"
		elif [[ -n "${disable}" ]] || [[ "$i" == "disabled" ]] ; then
			MY_BUILTINS="${MY_BUILTINS} --disable-${name}"
			name="" ; disable=""
		elif [[ "$i" == "static" ]] || use static-modules ; then
			MY_BUILTINS="${MY_BUILTINS} --enable-${name}=static"
			name="" ; disable=""
		elif [[ "$i" == "shared" ]] ; then
			MY_BUILTINS="${MY_BUILTINS} --enable-${name}=shared"
			mods="${mods} ${name}"
			name="" ; disable=""
		else
			ewarn "Parse error in ${1} - unknown option: $i"
		fi
	done

	# reject the file if it's unversioned or doesn't match our
	# package major.minor. This is to make upgrading work smoothly.
	if [[ "${version}" != "${PV%.*}" ]] ; then
		mods=""
		MY_BUILTINS=""
		return 1
	fi

	einfo "Using ${1}"
	einfo "options: ${MY_BUILTINS}"
	einfo "LoadModules: ${mods}"
}

select_modules_config() {
	parse_modules_config "${ROOT}"/etc/apache2/apache2-builtin-mods || \
	parse_modules_config "${GENTOO_PATCHDIR}"/conf/apache2-builtin-mods || \
	return 1
}