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# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
EGO_PN="github.com/jedisct1/${PN}"
inherit fcaps golang-build systemd user
DESCRIPTION="A flexible DNS proxy, with support for encrypted DNS protocols"
HOMEPAGE="https://github.com/jedisct1/dnscrypt-proxy"
SRC_URI="https://${EGO_PN}/archive/${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="ISC"
SLOT="0"
KEYWORDS="~amd64 ~arm ~x86"
IUSE="systemd"
FILECAPS=( cap_net_bind_service+ep usr/bin/dnscrypt-proxy )
PATCHES=( "${FILESDIR}"/config-full-paths-r10.patch )
pkg_setup() {
enewgroup dnscrypt
enewuser dnscrypt -1 -1 /var/empty dnscrypt
}
src_prepare() {
default
# Create directory structure suitable for building
mkdir -p "src/${EGO_PN%/*}" || die
mv "${PN}" "src/${EGO_PN}" || die
mv "vendor" "src/" || die
if use systemd; then
sed -i 's|\['\''127\.0\.0\.1:53'\'', '\''\[::1\]:53'\''\]|\[\]|' \
"src/${EGO_PN}"/example-dnscrypt-proxy.toml || die
fi
}
src_install() {
dobin dnscrypt-proxy
insinto /etc/dnscrypt-proxy
newins "src/${EGO_PN}"/example-dnscrypt-proxy.toml dnscrypt-proxy.toml
doins "src/${EGO_PN}"/example-{blacklist.txt,whitelist.txt}
doins "src/${EGO_PN}"/example-{cloaking-rules.txt,forwarding-rules.txt}
insinto "/usr/share/dnscrypt-proxy"
doins -r "utils/generate-domains-blacklists/."
newinitd "${FILESDIR}"/dnscrypt-proxy.initd-r2 dnscrypt-proxy
newconfd "${FILESDIR}"/dnscrypt-proxy.confd-r2 dnscrypt-proxy
systemd_dounit systemd/dnscrypt-proxy.service
systemd_dounit systemd/dnscrypt-proxy.socket
einstalldocs
}
pkg_postinst() {
fcaps_pkg_postinst
if ! use filecaps; then
ewarn "'filecaps' USE flag is disabled"
ewarn "${PN} will fail to listen on port 53 if started via OpenRC"
ewarn "please either change port to > 1024, configure to run ${PN} as root"
ewarn "or re-enable 'filecaps'"
ewarn
fi
local v
for v in ${REPLACING_VERSIONS}; do
if [[ ${v} == 1.* ]] ; then
elog "Version 2.x.x is a complete rewrite of ${PN}"
elog "please clean up old config/log files"
elog
fi
done
if systemd_is_booted || has_version sys-apps/systemd; then
elog "Starting with version 2.0.9 ${PN} unit changed:"
elog "It now runs as an unprivileged user with dynamic UID/GID"
elog "and privately stores log and cache files"
elog
elog "See man:systemd.exec, man:nss-systemd"
elog
elog "Edit ${PN}.socket if you need to change port and address"
elog
fi
elog "After starting the service you will need to update your"
elog "/etc/resolv.conf and replace your current set of resolvers"
elog "with:"
elog
elog "nameserver 127.0.0.1"
elog
elog "Also see https://github.com/jedisct1/${PN}/wiki"
}
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