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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit user
DESCRIPTION="An ethernet monitor program that keeps track of ethernet/IP address pairings"
HOMEPAGE="https://ee.lbl.gov/"
LICENSE="BSD GPL-2"
SLOT="0"
ETHERCODES_DATE=20200628
SRC_URI="
https://ee.lbl.gov/downloads/${PN}/${P}.tar.gz
https://dev.gentoo.org/~jer/ethercodes.dat-${ETHERCODES_DATE}.xz
"
KEYWORDS="~amd64 ~hppa ~ppc ~sparc ~x86"
IUSE="selinux"
DEPEND="
net-libs/libpcap
sys-libs/ncurses:*
"
RDEPEND="
${DEPEND}
selinux? ( sec-policy/selinux-arpwatch )
"
pkg_setup() {
# We need to create /var/lib/arpwatch with this group, so it must
# exist during src_install.
enewgroup arpwatch
}
pkg_postinst() {
# The user, however, is not needed until runtime.
enewuser arpwatch -1 -1 -1 arpwatch
}
src_install() {
dosbin arp2ethers arpfetch arpsnmp arpwatch bihourly.sh massagevendor.py update-ethercodes.sh
doman arpsnmp.8 arpwatch.8
insinto /usr/share/arpwatch
newins "${WORKDIR}"/ethercodes.dat-${ETHERCODES_DATE} ethercodes.dat
insinto /usr/share/arpwatch/awk
doins d.awk duplicates.awk e.awk euppertolower.awk p.awk
diropts --group=arpwatch --mode=770
keepdir /var/lib/arpwatch
dodoc README CHANGES
newconfd "${FILESDIR}"/arpwatch.confd-r2 arpwatch
newinitd "${FILESDIR}"/arpwatch.initd-r2 arpwatch
}
pkg_postinst() {
# Previous revisions installed /var/lib/arpwatch with the wrong
# ownership. Instead of the intended arpwatch:root, it was left as
# root:root. If we find any such mis-owned directories, we fix them,
# and then set the permission bits how we want them in *this*
# revision.
#
# The "--from" flag ensures that we only fix directories that need
# fixing, and the "&& chmod" ensures that we only adjust the
# permissions if the owner also needed fixing.
chown \
--from=root:root \
--no-dereference \
:arpwatch \
"${ROOT}"/var/lib/arpwatch && \
chmod 770 "${ROOT}"/var/lib/arpwatch
}
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