3 files changed, 38 insertions, 2 deletions
diff --git a/net-analyzer/arpwatch/arpwatch-3.1.ebuild b/net-analyzer/arpwatch/arpwatch-3.1-r1.ebuild
index 64ae0f6ef45b..bca29a3a678b 100644
--- a/net-analyzer/arpwatch/arpwatch-3.1.ebuild
+++ b/net-analyzer/arpwatch/arpwatch-3.1-r1.ebuild
@@ -1,8 +1,9 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit user
+
+inherit systemd user
 
 DESCRIPTION="An ethernet monitor program that keeps track of ethernet/IP address pairings"
 HOMEPAGE="https://ee.lbl.gov/"
@@ -60,6 +61,9 @@ src_install() {
 
 	newconfd "${FILESDIR}"/arpwatch.confd-r2 arpwatch
 	newinitd "${FILESDIR}"/arpwatch.initd-r2 arpwatch
+
+	systemd_dounit "${FILESDIR}/arpwatch.service"
+	systemd_install_serviced "${FILESDIR}/arpwatch.conf"
 }
 
 pkg_postinst() {
diff --git a/net-analyzer/arpwatch/files/arpwatch.conf b/net-analyzer/arpwatch/files/arpwatch.conf
new file mode 100644
index 000000000000..070f0edad80b
--- /dev/null
+++ b/net-analyzer/arpwatch/files/arpwatch.conf
@@ -0,0 +1,16 @@
+# Config file for /etc/systemd/system/arpwatch
+# see arpwatch.8 for more information
+
+IFACES=-i eno1
+
+# Location of the PID file
+PIDFILE=-P /run/arpwatch.pid
+
+# Additional options to pass to arpwatch.
+OPTIONS=-N -p -Q -D
+
+# Where to store the data (default is /usr/share/arpwatch)
+DATA=-f /var/log/arpwatch/eno1.dat
+
+# Comment this line if you wish arpwatch to run as root user (not recommended)
+RUNUSER=-u arpwatch
diff --git a/net-analyzer/arpwatch/files/arpwatch.service b/net-analyzer/arpwatch/files/arpwatch.service
new file mode 100644
index 000000000000..943e3146f8df
--- /dev/null
+++ b/net-analyzer/arpwatch/files/arpwatch.service
@@ -0,0 +1,16 @@
+[Unit]
+Description=Ethernet monitoring program that tracks net/IP pairings
+Documentation=man:arpwatch(8)
+Conflicts=
+After=systemd-networkd.service
+
+PIDFILE=/run/arpwatch.pid
+
+[Service]
+Type=forking
+ExecStartPre=/bin/rm -f /run/arpwatch.pid
+ExecStart=/usr/sbin/arpwatch $IFACES $PIDFILE $RUNUSER $OPTIONS $DATA
+Restart=on-abort
+
+[Install]
+Alias=arpwatchd.service