--- /dev/null
+#!/sbin/openrc-run
+# Copyright 2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+description="Prometheus machine metrics exporter"
+pidfile=${pidfile:-"/run/${SVCNAME}/${SVCNAME}.pid"}
+user=${user:-prometheus-exporter}
+group=${group:-prometheus-exporter}
+
+command="/usr/bin/prometheus-node_exporter"
+command_args="${command_args:--collector.textfile.directory=/etc/prometheus-exporter}"
+command_background="true"
+start_stop_daemon_args="--user ${user} --group ${group} \
+ --stdout /var/log/prometheus-exporter/${SVCNAME}.log \
+ --stderr /var/log/prometheus-exporter/${SVCNAME}.log"
+
+depend() {
+ need net
+ after net
+}
+
+start_pre() {
+ checkpath -d -m 0755 -o "${user}":"${group}" "${pidfile%/*}"
+}
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+ <longdescription>
+ </longdescription>
+ <maintainer type="person">
+ <email>mrueg@gentoo.org</email>
+ <name>Manuel Rüger</name>
+ </maintainer>
+ <upstream>
+ <remote-id type="github">prometheus/prometheus-node_exporter</remote-id>
+ </upstream>
+</pkgmetadata>
--- /dev/null
+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=6
+inherit user golang-build golang-vcs-snapshot
+
+EGO_PN="github.com/prometheus/node_exporter/..."
+EGIT_COMMIT="f09b9def25095c28164a4ec36749c752ea8cb03f"
+ARCHIVE_URI="https://${EGO_PN%/*}/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
+KEYWORDS="~amd64"
+
+DESCRIPTION="Prometheus exporter for machine metrics"
+HOMEPAGE="https://github.com/prometheus/prometheus"
+SRC_URI="${ARCHIVE_URI}"
+LICENSE="Apache-2.0"
+SLOT="0"
+IUSE=""
+
+DEPEND="dev-util/promu"
+
+pkg_setup() {
+ enewgroup prometheus-exporter
+ enewuser prometheus-exporter -1 -1 -1 prometheus-exporter
+}
+
+src_prepare() {
+ default
+ sed -i -e "s/{{.Revision}}/${EGIT_COMMIT:0:7}/" src/${EGO_PN%/*}/.promu.yml || die
+}
+
+src_compile() {
+ pushd src/${EGO_PN%/*} || die
+ mkdir bin
+ GOPATH="${S}" promu build -v --prefix prometheus-node_exporter || die
+ popd || die
+}
+
+src_install() {
+ pushd src/${EGO_PN%/*} || die
+ dobin prometheus-node_exporter
+ dodoc {README,CHANGELOG,CONTRIBUTING}.md
+ popd || die
+ keepdir /etc/prometheus-exporter /var/log/prometheus-exporter
+ fowners prometheus-exporter:prometheus-exporter /etc/prometheus-exporter /var/log/prometheus-exporter
+ newinitd "${FILESDIR}"/prometheus-node_exporter.initd prometheus-node_exporter
+ newconfd "${FILESDIR}"/prometheus-node_exporter.confd prometheus-node_exporter
+}