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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-cluster/ganglia/ganglia-3.1.2-r1.ebuild,v 1.1 2010/01/09 18:37:03 jsbronder Exp $
EAPI="2"
WEBAPP_OPTIONAL="yes"
inherit eutils multilib webapp python
DESCRIPTION="A scalable distributed monitoring system for clusters and grids"
HOMEPAGE="http://ganglia.sourceforge.net/"
SRC_URI="mirror://sourceforge/ganglia/${P}.tar.gz"
LICENSE="BSD"
WEBAPP_MANUAL_SLOT="yes"
SLOT="0"
KEYWORDS="~amd64 ~ppc ~x86"
IUSE="minimal vhosts python"
DEPEND="
dev-libs/confuse
dev-libs/expat
>=dev-libs/apr-1.0
python? ( >=dev-lang/python-2.3 )
!dev-db/firebird"
RDEPEND="
${DEPEND}
!minimal? ( net-analyzer/rrdtool
${WEBAPP_DEPEND}
dev-lang/php[gd,xml,ctype,pcre,cgi]
media-fonts/dejavu
)"
pkg_setup() {
use minimal || webapp_pkg_setup
}
src_prepare() {
# TODO: Submitted upstream, may not be necessary in the future.
epatch "${FILESDIR}"/${PN}-3.1.1-ctype-c99.patch
# This patch just gives a group to the disk statistics.
# I.E. it's just cosmetics
epatch "${FILESDIR}"/${PN}-3.1.1-multidisk-group.patch
}
src_configure() {
econf \
--enable-gexec \
$(use_enable python) \
$(use_with !minimal gmetad) || die "econf failed"
}
src_install() {
emake DESTDIR="${D}" install || die "emake install failed"
newinitd "${FILESDIR}"/gmond.rc gmond
doman mans/{gmetric.1,gmond.1,gstat.1}
doman gmond/gmond.conf.5
dodoc AUTHORS ChangeLog INSTALL NEWS README
dodir /etc/ganglia/conf.d
gmond/gmond -t > "${D}"/etc/ganglia/gmond.conf
# Sadly, there is no install target for any of this.
if use python; then
# We install the multidisk module, but not the configuration
# as this needs to be generated later. See pkg_config
local gmond_py="disk/multidisk network/tcpconn"
local gmond_py_conf="tcpconn"
newdoc gmond/modules/python/README README.python_modules
insinto /etc/ganglia/conf.d
doins gmond/modules/conf.d/modpython.conf
for i in ${gmond_py_conf}; do
doins gmond/python_modules/conf.d/${i}.pyconf
done
dodir /usr/$(get_libdir)/ganglia/python_modules
insinto /usr/$(get_libdir)/ganglia/python_modules
for i in ${gmond_py}; do
doins gmond/python_modules/${i}.py
done
fi
if ! use minimal; then
webapp_src_preinst
insinto "${MY_HTDOCSDIR}"
doins -r web/*
webapp_configfile "${MY_HTDOCSDIR}"/conf.php
webapp_src_install
# webapp_src_install stomps on permissions, so do that
# stuff first.
insinto /etc/ganglia
doins gmetad/gmetad.conf
doman mans/gmetad.1
newinitd "${FILESDIR}"/gmetad.rc gmetad
keepdir /var/lib/ganglia/rrds
fowners nobody:nobody /var/lib/ganglia/rrds
fi
}
pkg_preinst() {
if has_version '<sys-cluster/ganglia-3.1.0'; then
elog "Previous ganglia installation detected."
elog "Copying gmetad configuration to /etc/ganglia"
elog "You may have to remove /etc/gmond.conf yourself."
mkdir -p "${D}"/etc/ganglia
[ -f "${ROOT}"etc/gmetad.conf ] \
&& cp "${ROOT}"etc/gmetad.conf "${D}"/etc/ganglia
fi
}
pkg_postinst() {
elog "A default configuration file for gmond has been generated"
elog "for you as a template by running:"
elog " /usr/sbin/gmond -t > /etc/ganglia/gmond.conf"
elog "customize it from there or provide your own but be aware"
elog "the format has changed since 3.0 and so you won't be able"
elog "to use your current configuration (if you generated any)"
elog "in /etc/gmond.conf directly"
elog
elog "If you require disk {usage,total} statistics, please run"
elog " emerge --config ${PN}"
elog "then check ${ROOT}etc/ganglia/conf.d/diskusage.pyconf"
elog "for correctness."
use minimal || webapp_pkg_postinst
use python && \
python_mod_optimize /usr/$(get_libdir)/ganglia/python_modules/
}
pkg_prerm() {
use minimal || webapp_pkg_prerm
}
pkg_postrm() {
use python && \
python_mod_cleanup /usr/$(get_libdir)/ganglia/python_modules/
[ -d "${ROOT}"/usr/$(get_libdir)/ganglia ] && \
rmdir "${ROOT}"/usr/$(get_libdir)/ganglia 2>/dev/null
}
pkg_config() {
local disk_used_metrics disk_total_metrics i
local disk_pyconf="${ROOT}"etc/ganglia/conf.d/diskusage.pyconf
if ! use python; then
einfo "No configuration necessary :)"
exit 0
fi
if [ ! -w ${disk_pyconf} ]; then
eerror "Cannot write to ${disk_pyconf}"
exit 1
fi
ebegin "Generating disk used/total metric configuration to ${disk_pyconf}"
disk_used_metrics=$(${ROOT}/usr/sbin/gmond -m | awk '/-disk_used/{print $1}')
disk_total_metrics=$(${ROOT}/usr/sbin/gmond -m | awk '/-disk_total/{print $1}')
cat > ${disk_pyconf} <<-EOF
#/* Disk usage collection groups for
# multidisk python module */
#
# Autogenerated by pkg_config in the Gentoo ganglia ebuild.
modules {
module {
name = "multidisk"
language = "python"
}
}
collection_group {
collect_every = 10
time_threshold = 50
EOF
for i in ${disk_used_metrics}; do
printf \
"\n metric {\n name = \"%s\"\n value_threshold = 1.0\n }" \
${i} >> ${disk_pyconf}
done
printf "\n}\n\n" >> ${disk_pyconf}
# Get the disk total metrics.
cat >> ${disk_pyconf} <<-EOF
collection_group {
collect_once = yes
time_threshold = 20
EOF
for i in ${disk_total_metrics}; do
printf \
"\n metric {\n name = \"%s\"\n }" \
${i} >> ${disk_pyconf}
done
printf "\n}\n" >> ${disk_pyconf}
}
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