--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+ <maintainer type="person">
+ <email>mrueg@gentoo.org</email>
+ <name>Manuel Rüger</name>
+ </maintainer>
+ <upstream>
+ <remote-id type="github">prometheus/prom2json</remote-id>
+ </upstream>
+</pkgmetadata>
--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+inherit user golang-build golang-vcs-snapshot
+
+EGO_PN="github.com/prometheus/${PN}"
+EGIT_COMMIT="4a7436442837da72f9e211d99f0145dff3246b66"
+ARCHIVE_URI="https://${EGO_PN}/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
+KEYWORDS="~amd64"
+
+DESCRIPTION="A tool to scrape a Prometheus client and dump the result as JSON"
+HOMEPAGE="https://github.com/prometheus/node_exporter"
+SRC_URI="${ARCHIVE_URI}"
+LICENSE="Apache-2.0"
+SLOT="0"
+IUSE=""
+
+DEPEND="dev-util/promu"
+
+src_prepare() {
+ default
+ sed -i -e "s/{{.Revision}}/${EGIT_COMMIT:0:7}/" src/${EGO_PN}/.promu.yml || die
+}
+
+src_compile() {
+ pushd src/${EGO_PN} || die
+ mkdir -p bin || die
+ GOPATH="${S}" promu build -v --prefix ${PN} || die
+ popd || die
+}
+
+src_install() {
+ pushd src/${EGO_PN} || die
+ dobin ${PN}/${PN}
+ dodoc {README,CONTRIBUTING}.md
+ popd || die
+}