From: Ryutaroh Matsumoto <ryutaroh.matsumoto@nagoya-u.jp>
Date: Mon, 8 Jul 2019 00:25:48 +0900
Subject: Add reload support to the systemd unit files

When wifi password is written in /etc/wpa_supplicant/wpa_supplicant-if.conf,
wpa_supplicant@if.service is started by systemd.
When one adds a new pair of SSID and its password in the above config
file, wpa_supplicant has to reload the changed config file.
But "systemctl reload" was not accepted because "ExecReload" was missing
from wpa_supplicant@.service.

Bug-Debian: https://bugs.debian.org/931554
---
 wpa_supplicant/systemd/wpa_supplicant-nl80211.service.arg.in | 1 +
 wpa_supplicant/systemd/wpa_supplicant-wired.service.arg.in   | 1 +
 wpa_supplicant/systemd/wpa_supplicant.service.arg.in         | 1 +
 wpa_supplicant/systemd/wpa_supplicant.service.in             | 1 +
 4 files changed, 4 insertions(+)

diff --git a/wpa_supplicant/systemd/wpa_supplicant-nl80211.service.arg.in b/wpa_supplicant/systemd/wpa_supplicant-nl80211.service.arg.in
index da69a87..aa12795 100644
--- a/wpa_supplicant/systemd/wpa_supplicant-nl80211.service.arg.in
+++ b/wpa_supplicant/systemd/wpa_supplicant-nl80211.service.arg.in
@@ -10,6 +10,7 @@ Wants=network.target
 [Service]
 Type=simple
 ExecStart=@BINDIR@/wpa_supplicant -c/etc/wpa_supplicant/wpa_supplicant-nl80211-%I.conf -Dnl80211 -i%I
+ExecReload=/bin/kill -HUP $MAINPID
 
 [Install]
 WantedBy=multi-user.target
diff --git a/wpa_supplicant/systemd/wpa_supplicant-wired.service.arg.in b/wpa_supplicant/systemd/wpa_supplicant-wired.service.arg.in
index ca3054b..c0855ba 100644
--- a/wpa_supplicant/systemd/wpa_supplicant-wired.service.arg.in
+++ b/wpa_supplicant/systemd/wpa_supplicant-wired.service.arg.in
@@ -10,6 +10,7 @@ Wants=network.target
 [Service]
 Type=simple
 ExecStart=@BINDIR@/wpa_supplicant -c/etc/wpa_supplicant/wpa_supplicant-wired-%I.conf -Dwired -i%I
+ExecReload=/bin/kill -HUP $MAINPID
 
 [Install]
 WantedBy=multi-user.target
diff --git a/wpa_supplicant/systemd/wpa_supplicant.service.arg.in b/wpa_supplicant/systemd/wpa_supplicant.service.arg.in
index 55d2b9c..2097be3 100644
--- a/wpa_supplicant/systemd/wpa_supplicant.service.arg.in
+++ b/wpa_supplicant/systemd/wpa_supplicant.service.arg.in
@@ -10,6 +10,7 @@ Wants=network.target
 [Service]
 Type=simple
 ExecStart=@BINDIR@/wpa_supplicant -c/etc/wpa_supplicant/wpa_supplicant-%I.conf -i%I
+ExecReload=/bin/kill -HUP $MAINPID
 
 [Install]
 WantedBy=multi-user.target
diff --git a/wpa_supplicant/systemd/wpa_supplicant.service.in b/wpa_supplicant/systemd/wpa_supplicant.service.in
index 561ae8f..18cbc11 100644
--- a/wpa_supplicant/systemd/wpa_supplicant.service.in
+++ b/wpa_supplicant/systemd/wpa_supplicant.service.in
@@ -9,6 +9,7 @@ IgnoreOnIsolate=true
 Type=dbus
 BusName=fi.w1.wpa_supplicant1
 ExecStart=@BINDIR@/wpa_supplicant -u -s -O /run/wpa_supplicant
+ExecReload=/bin/kill -HUP $MAINPID
 
 [Install]
 WantedBy=multi-user.target
