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linamh/eclass/apache-2.eclass
geos_one b7c541a89a Correct small bug 
git-svn-id: https://svn.disconnected-by-peer.at/svn/linamh/trunk/linamh@363 6952d904-891a-0410-993b-d76249ca496b
2008-03-28 19:41:51 +00:00

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# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/apache-2.eclass,v 1.11 2008/03/23 13:03:53 hollow Exp $
# @ECLASS: apache-2.eclass
# @MAINTAINER:
# apache-devs@gentoo.org
# @BLURB: Provides a common set of functions for apache-2.x ebuilds
# @DESCRIPTION:
# This eclass handles apache-2.x ebuild functions such as LoadModule generation
# and inter-module dependency checking.
inherit autotools confutils eutils flag-o-matic multilib
# ==============================================================================
# INTERNAL VARIABLES
# ==============================================================================
# @ECLASS-VARIABLE: GENTOO_PATCHNAME
# @DESCRIPTION:
# This internal variable contains the prefix for the patch tarball
GENTOO_PATCHNAME="gentoo-${PF}"
# @ECLASS-VARIABLE: GENTOO_PATCHDIR
# @DESCRIPTION:
# This internal variable contains the working directory where patches and config
# files are located
GENTOO_PATCHDIR="${WORKDIR}/${GENTOO_PATCHNAME}"
# @VARIABLE: GENTOO_DEVELOPER
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains the name of the
# gentoo developer who created the patch tarball
# @VARIABLE: GENTOO_PATCHSTAMP
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains the date the patch
# tarball was created at in YYYYMMDD format
SRC_URI="mirror://apache/httpd/httpd-${PV}.tar.bz2
http://dev.gentoo.org/~${GENTOO_DEVELOPER}/dist/apache/${GENTOO_PATCHNAME}-${GENTOO_PATCHSTAMP}.tar.bz2
http://ftp.mars.arge.at/pub/${GENTOO_PATCHNAME}-${GENTOO_PATCHSTAMP}.tar.bz2"
# @VARIABLE: IUSE_MPMS_FORK
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a list of forking
# (i.e. non-threaded) MPMs
# @VARIABLE: IUSE_MPMS_THREAD
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a list of threaded
# MPMs
# @VARIABLE: IUSE_MODULES
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a list of available
# built-in modules
IUSE_MPMS="${IUSE_MPMS_FORK} ${IUSE_MPMS_THREAD}"
IUSE="${IUSE} debug doc mozldap ldap selinux ssl static suexec threads"
for module in ${IUSE_MODULES} ; do
IUSE="${IUSE} apache2_modules_${module}"
done
for mpm in ${IUSE_MPMS} ; do
IUSE="${IUSE} apache2_mpms_${mpm}"
done
DEPEND="dev-lang/perl
=dev-libs/apr-1*
=dev-libs/apr-util-1*
dev-libs/libpcre
ldap? ( =net-nds/openldap-2* )
mozldap? ( =dev-libs/mozldap-6* )
selinux? ( sec-policy/selinux-apache )
ssl? ( >=dev-libs/openssl-0.9.8f )
!=www-servers/apache-1*"
RDEPEND="${DEPEND}"
PDEPEND="~app-admin/apache-tools-${PV}"
S="${WORKDIR}/httpd-${PV}"
# ==============================================================================
# INTERNAL FUNCTIONS
# ==============================================================================
# @ECLASS-VARIABLE: MY_MPM
# @DESCRIPTION:
# This internal variable contains the selected MPM after a call to setup_mpm()
# @FUNCTION: setup_mpm
# @DESCRIPTION:
# This internal function makes sure that only one of APACHE2_MPMS was selected
# or a default based on USE=threads is selected if APACHE2_MPMS is empty
setup_mpm() {
MY_MPM=""
for x in ${IUSE_MPMS} ; do
if use apache2_mpms_${x} ; then
if [[ -z "${MY_MPM}" ]] ; then
MY_MPM=${x}
elog
elog "Selected MPM: ${MY_MPM}"
elog
else
eerror "You have selected more then one mpm USE-flag."
eerror "Only one MPM is supported."
die "more then one mpm was specified"
fi
fi
done
if [[ -z "${MY_MPM}" ]] ; then
if use threads ; then
MY_MPM=worker
elog
elog "Selected default threaded MPM: ${MY_MPM}"
elog
else
MY_MPM=prefork
elog
elog "Selected default MPM: ${MY_MPM}"
elog
fi
fi
if has ${MY_MPM} ${IUSE_MPMS_THREAD} && ! use threads ; then
eerror "You have selected a threaded MPM but USE=threads is disabled"
die "invalid use flag combination"
fi
if has ${MY_MPM} ${IUSE_MPMS_FORK} && use threads ; then
eerror "You have selected a non-threaded MPM but USE=threads is enabled"
die "invalid use flag combination"
fi
}
# @VARIABLE: MODULE_CRITICAL
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a space-separated
# list of modules critical for the default apache. A user may still
# disable these modules for custom minimal installation at their own risk.
# @FUNCTION: check_module_critical
# @DESCRIPTION:
# This internal function warns the user about modules critical for the default
# apache configuration.
check_module_critical() {
local unsupported=0
for m in ${MODULE_CRITICAL} ; do
if ! has ${m} ${MY_MODS} ; then
ewarn "Module '${m}' is required in the default apache configuration."
unsupported=1
fi
done
if [[ ${unsupported} -ne 0 ]] ; then
ewarn
ewarn "You have disabled one or more required modules"
ewarn "for the default apache configuration."
ewarn "Although this is not an error, please be"
ewarn "aware that this setup is UNSUPPORTED."
ewarn
ebeep 10
fi
}
# @VARIABLE: MODULE_DEPENDS
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a space-separated
# list of dependency tokens each with a module and the module it depends on
# separated by a colon
# @FUNCTION: check_module_depends
# @DESCRIPTION:
# This internal function makes sure that all inter-module dependencies are
# satisfied with the current module selection
check_module_depends() {
local err=0
for m in ${MY_MODS} ; do
for dep in ${MODULE_DEPENDS} ; do
if [[ "${m}" == "${dep%:*}" ]] ; then
if ! use apache2_modules_${dep#*:} ; then
eerror "Module '${m}' depends on '${dep#*:}'"
err=1
fi
fi
done
done
if [[ ${err} -ne 0 ]] ; then
die "invalid use flag combination"
fi
}
# @ECLASS-VARIABLE: MY_CONF
# @DESCRIPTION:
# This internal variable contains the econf options for the current module
# selection after a call to setup_modules()
# @ECLASS-VARIABLE: MY_MODS
# @DESCRIPTION:
# This internal variable contains a sorted, space separated list of currently
# selected modules after a call to setup_modules()
# @FUNCTION: setup_modules
# @DESCRIPTION:
# This internal function selects all built-in modules based on USE flags and
# APACHE2_MODULES USE_EXPAND flags
setup_modules() {
local mod_type=
if use static ; then
mod_type="static"
else
mod_type="shared"
fi
MY_CONF="--enable-so=static"
if use ldap && use mozldap ; then
eerror "you cant activate ldap & mozldap at the same time "
eerror "plz deactivate \"www-servers/apache -ldap mozldap\" one in"
eerror "\"etc/portage/package.use\" ;p"
die "ldap and mozldap USE conflict"
fi
if use ldap ; then
confutils_use_depend_built_with_all ldap dev-libs/apr-util ldap
MY_CONF="${MY_CONF} --enable-authnz_ldap=${mod_type} --enable-ldap=${mod_type}"
MY_MODS="${MY_MODS} ldap authnz_ldap"
else
MY_CONF="${MY_CONF} --disable-authnz_ldap --disable-ldap"
fi
if use mozldap ; then
confutils_use_depend_built_with_all mozldap dev-libs/apr-util mozldap
MY_CONF="${MY_CONF} --enable-authnz_ldap=${mod_type} --enable-ldap=${mod_type}"
MY_MODS="${MY_MODS} ldap authnz_ldap"
else
MY_CONF="${MY_CONF} --disable-authnz_ldap --disable-ldap"
fi
if use ssl ; then
MY_CONF="${MY_CONF} --with-ssl=/usr --enable-ssl=${mod_type}"
MY_MODS="${MY_MODS} ssl"
else
MY_CONF="${MY_CONF} --without-ssl --disable-ssl"
fi
if use threads || has ${MY_MPM} ${IUSE_MPMS_THREAD} ; then
MY_CONF="${MY_CONF} --enable-cgid=${mod_type}"
MY_MODS="${MY_MODS} cgid"
else
MY_CONF="${MY_CONF} --enable-cgi=${mod_type}"
MY_MODS="${MY_MODS} cgi"
fi
if use suexec ; then
elog "You can manipulate several configure options of suexec"
elog "through the following environment variables:"
elog
elog " SUEXEC_SAFEPATH: Default PATH for suexec (default: /usr/local/bin:/usr/bin:/bin)"
elog " SUEXEC_LOGFILE: Path to the suexec logfile (default: /var/log/apache2/suexec_log)"
elog " SUEXEC_CALLER: Name of the user Apache is running as (default: apache)"
elog " SUEXEC_DOCROOT: Directory in which suexec will run scripts (default: /var/www)"
elog " SUEXEC_MINUID: Minimum UID, which is allowed to run scripts via suexec (default: 1000)"
elog " SUEXEC_MINGID: Minimum GID, which is allowed to run scripts via suexec (default: 100)"
elog " SUEXEC_USERDIR: User subdirectories (like /home/user/html) (default: public_html)"
elog " SUEXEC_UMASK: Umask for the suexec process (default: 077)"
elog
MY_CONF="${MY_CONF} --with-suexec-safepath=${SUEXEC_SAFEPATH:-/usr/local/bin:/usr/bin:/bin}"
MY_CONF="${MY_CONF} --with-suexec-logfile=${SUEXEC_LOGFILE:-/var/log/apache2/suexec_log}"
MY_CONF="${MY_CONF} --with-suexec-bin=/usr/sbin/suexec"
MY_CONF="${MY_CONF} --with-suexec-userdir=${SUEXEC_USERDIR:-public_html}"
MY_CONF="${MY_CONF} --with-suexec-caller=${SUEXEC_CALLER:-apache}"
MY_CONF="${MY_CONF} --with-suexec-docroot=${SUEXEC_DOCROOT:-/var/www}"
MY_CONF="${MY_CONF} --with-suexec-uidmin=${SUEXEC_MINUID:-1000}"
MY_CONF="${MY_CONF} --with-suexec-gidmin=${SUEXEC_MINGID:-100}"
MY_CONF="${MY_CONF} --with-suexec-umask=${SUEXEC_UMASK:-077}"
MY_CONF="${MY_CONF} --enable-suexec=${mod_type}"
MY_MODS="${MY_MODS} suexec"
else
MY_CONF="${MY_CONF} --disable-suexec"
fi
for x in ${IUSE_MODULES} ; do
if use apache2_modules_${x} ; then
MY_CONF="${MY_CONF} --enable-${x}=${mod_type}"
MY_MODS="${MY_MODS} ${x}"
else
MY_CONF="${MY_CONF} --disable-${x}"
fi
done
# sort and uniquify MY_MODS
MY_MODS=$(echo ${MY_MODS} | tr ' ' '\n' | sort -u)
check_module_depends
check_module_critical
}
# @VARIABLE: MODULE_DEFINES
# @DESCRIPTION:
# This variable needs to be set in the ebuild and contains a space-separated
# list of tokens each mapping a module to a runtime define which can be
# specified in APACHE2_OPTS in /etc/conf.d/apache2 to enable this particular
# module.
# @FUNCTION: generate_load_module
# @DESCRIPTION:
# This internal function generates the LoadModule lines for httpd.conf based on
# the current module selection and MODULE_DEFINES
generate_load_module() {
local endit=0 mod_lines= mod_dir="${D}/usr/$(get_libdir)/apache2/modules"
if use static; then
sed -i -e "/%%LOAD_MODULE%%/d" \
"${GENTOO_PATCHDIR}"/conf/httpd.conf
return
fi
for m in ${MY_MODS} ; do
if [[ -e "${mod_dir}/mod_${m}.so" ]] ; then
for def in ${MODULE_DEFINES} ; do
if [[ "${m}" == "${def%:*}" ]] ; then
mod_lines="${mod_lines}\n<IfDefine ${def#*:}>"
endit=1
fi
done
mod_lines="${mod_lines}\nLoadModule ${m}_module modules/mod_${m}.so"
if [[ ${endit} -ne 0 ]] ; then
mod_lines="${mod_lines}\n</IfDefine>"
endit=0
fi
fi
done
sed -i -e "s:%%LOAD_MODULE%%:${mod_lines}:" \
"${GENTOO_PATCHDIR}"/conf/httpd.conf
}
# @FUNCTION: check_upgrade
# @DESCRIPTION:
# This internal function checks if the previous configuration file for built-in
# modules exists in ROOT and prevents upgrade in this case. Users are supposed
# to convert this file to the new APACHE2_MODULES USE_EXPAND variable and remove
# it afterwards.
check_upgrade() {
if [[ -e "${ROOT}"etc/apache2/apache2-builtin-mods ]]; then
eerror "The previous configuration file for built-in modules"
eerror "(${ROOT}etc/apache2/apache2-builtin-mods) exists on your"
eerror "system."
eerror
eerror "Please read http://www.gentoo.org/doc/en/apache-upgrading.xml"
eerror "for detailed information how to convert this file to the new"
eerror "APACHE2_MODULES USE_EXPAND variable."
eerror
die "upgrade not possible with existing ${ROOT}etc/apache2/apache2-builtin-mods"
fi
}
# ==============================================================================
# EXPORTED FUNCTIONS
# ==============================================================================
# @FUNCTION: apache-2_pkg_setup
# @DESCRIPTION:
# This function selects built-in modules, the MPM and other configure options,
# creates the apache user and group and informs about CONFIG_SYSVIPC being
# needed (we don't depend on kernel sources and therefore cannot check).
apache-2_pkg_setup() {
check_upgrade
# setup apache user and group
enewgroup apache 81
enewuser apache 81 -1 /var/www apache
setup_mpm
setup_modules
if use debug; then
MY_CONF="${MY_CONF} --enable-maintainer-mode --enable-exception-hook"
fi
elog "Please note that you need SysV IPC support in your kernel."
elog "Make sure CONFIG_SYSVIPC=y is set."
elog
}
# @FUNCTION: apache-2_src_unpack
# @DESCRIPTION:
# This function applies patches, configures a custom file-system layout and
# rebuilds the configure scripts.
apache-2_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} \
|| die "libdir sed failed"
epatch "${GENTOO_PATCHDIR}"/patches/*.patch
# setup the filesystem layout config
cat "${GENTOO_PATCHDIR}"/patches/config.layout >> "${S}"/config.layout || \
die "Failed preparing config.layout!"
sed -i -e "s:version:${PF}:g" "${S}"/config.layout
# apache2.8 instead of httpd.8 (bug #194828)
mv docs/man/{httpd,apache2}.8
sed -i -e 's/httpd\.8/apache2.8/g' Makefile.in
# patched-in MPMs need the build environment rebuilt
sed -i -e '/sinclude/d' configure.in
AT_GNUCONF_UPDATE=yes AT_M4DIR=build eautoreconf
}
# @FUNCTION: apache-2_src_compile
# @DESCRIPTION:
# This function adds compiler flags and runs econf and emake based on MY_MPM and
# MY_CONF
apache-2_src_compile() {
# Instead of filtering --as-needed (bug #128505), append --no-as-needed
# Thanks to Harald van Dijk
append-ldflags -Wl,--no-as-needed
# peruser MPM debugging with -X is nearly impossible
if has peruser ${IUSE_MPMS} && use apache2_mpms_peruser ; then
use debug && append-flags -DMPM_PERUSER_DEBUG
fi
# econf overwrites the stuff from config.layout, so we have to put them into
# our myconf line too
econf \
--includedir=/usr/include/apache2 \
--libexecdir=/usr/$(get_libdir)/apache2/modules \
--datadir=/var/www/localhost \
--sysconfdir=/etc/apache2 \
--localstatedir=/var \
--with-mpm=${MY_MPM} \
--with-perl=/usr/bin/perl \
--with-apr=/usr \
--with-apr-util=/usr \
--with-pcre=/usr \
--with-z=/usr \
--with-port=80 \
--with-program-name=apache2 \
--enable-layout=Gentoo \
${MY_CONF} || die "econf failed!"
sed -i -e 's:apache2\.conf:httpd.conf:' include/ap_config_auto.h
emake || die "emake failed"
}
# @FUNCTION: apache-2_src_install
# @DESCRIPTION:
# This function runs `emake install' and generates, installs and adapts the gentoo
# specific configuration files found in the tarball
apache-2_src_install() {
make DESTDIR="${D}" install || die "make install failed"
# install our configuration files
keepdir /etc/apache2/vhosts.d
keepdir /etc/apache2/modules.d
generate_load_module
insinto /etc/apache2
doins -r "${GENTOO_PATCHDIR}"/conf/*
doins docs/conf/magic
insinto /etc/logrotate.d
newins "${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 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 "${GENTOO_PATCHDIR}"/init/apache2.initd apache2
# link apache2ctl to the init script
dosym /etc/init.d/apache2 /usr/sbin/apache2ctl
# provide legacy symlink for apxs, bug 177697
dosym /usr/sbin/apxs /usr/sbin/apxs2
# install some thirdparty scripts
exeinto /usr/sbin
use ssl && doexe "${GENTOO_PATCHDIR}"/scripts/gentestcrt.sh
# install some documentation
dodoc ABOUT_APACHE CHANGES LAYOUT README README.platforms VERSIONING
dodoc "${GENTOO_PATCHDIR}"/docs/*
# drop in a convenient link to the manual
if use doc ; then
sed -i -e "s:VERSION:${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/${PF}/webroot
ebegin "Installing default webroot to /usr/share/${PF}/webroot"
dodir /usr/share/${PF}
mv -f "${D}/var/www/localhost" "${D}/usr/share/${PF}/webroot"
eend $?
# set some sane permissions for suexec
if use suexec ; then
fowners 0:apache /usr/sbin/suexec
fperms 4710 /usr/sbin/suexec
# provide legacy symlink for suexec, bug 177697
dosym /usr/sbin/suexec /usr/sbin/suexec2
fi
# empty dirs
for i in /var/lib/dav /var/log/apache2 /var/cache/apache2 ; do
keepdir ${i}
fowners apache:apache ${i}
fperms 0755 ${i}
done
# we need /etc/apache2/ssl if USE=ssl
use ssl && keepdir /etc/apache2/ssl
}
# @FUNCTION: apache-2_pkg_postinst
# @DESCRIPTION:
# This function creates test certificates if SSL is enabled and installs the
# default webroot to /var/www/localhost if it does not exist. We do this here
# because the default webroot is a copy of the files that exist elsewhere and we
# don't want them to be managed/removed by portage when apache is upgraded.
apache-2_pkg_postinst() {
einfo
if use ssl && [[ ! -e "${ROOT}/etc/apache2/ssl/server.crt" ]] ; then
cd "${ROOT}"/etc/apache2/ssl
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
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}"
elog
else
einfo "Installing default webroot to ${ROOT}var/www/localhost"
mkdir -p "${ROOT}"/var/www/localhost
cp -R "${ROOT}"/usr/share/${PF}/webroot/* "${ROOT}"/var/www/localhost/
einfo
fi
}
# @FUNCTION: apache-2_pkg_config
# @DESCRIPTION:
# This function installs -- and overwrites -- the default webroot to
# /var/www/localhost
apache-2_pkg_config() {
einfo "Installing default webroot to ${ROOT}var/www/localhost"
mkdir -p "${ROOT}"/var/www/localhost
cp -R "${ROOT}"/usr/share/${PF}/webroot/* "${ROOT}"/var/www/localhost/
}
EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_install pkg_postinst pkg_config
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