Fix tigervnc systemd unit file

Resolves: bz#1583159

tigervnc.spec

@@ -1,6 +1,6 @@
 Name:           tigervnc
 Version:        1.8.0
-Release:        9%{?dist}
+Release:        10%{?dist}
 Summary:        A TigerVNC remote display system
 
 %global _hardened_build 1
@@ -321,6 +321,10 @@ install -m 644 %{SOURCE3} %{buildroot}%{_sysconfdir}/X11/xorg.conf.d/10-libvnc.c
 %{_datadir}/icons/hicolor/*/apps/*
 
 %changelog
+* Wed Jun 13 2018 Jan Grulich <jgrulich@redhat.com> - 1.8.0-10
+- Fix tigervnc systemd unit file
+  Resolves: bz#1583159
+
 * Wed Jun 06 2018 Adam Jackson <ajax@redhat.com> - 1.8.0-9
 - Fix GLX initialization with 1.20
 

vncserver.service

@@ -4,8 +4,6 @@
 # 1. Copy this file to /etc/systemd/system/vncserver@.service
 # 2. Replace <USER> with the actual user name and edit vncserver
 #    parameters appropriately
-#    (ExecStart=/usr/sbin/runuser -l <USER> -c "/usr/bin/vncserver %i"
-#     PIDFile=/home/<USER>/.vnc/%H%i.pid)
 # 3. Run `systemctl daemon-reload`
 # 4. Run `systemctl enable vncserver@:<display>.service`
 #
@@ -37,12 +35,18 @@ After=syslog.target network.target
 
 [Service]
 Type=forking
+WorkingDirectory=/home/<USER>
+User=<USER>
+Group=<USER>
 
-# Clean any existing files in /tmp/.X11-unix environment
-ExecStartPre=/bin/sh -c '/usr/bin/vncserver -kill %i > /dev/null 2>&1 || :'
-ExecStart=/usr/sbin/runuser -l <USER> -c "/usr/bin/vncserver %i"
 PIDFile=/home/<USER>/.vnc/%H%i.pid
-ExecStop=/bin/sh -c '/usr/bin/vncserver -kill %i > /dev/null 2>&1 || :'
+
+ExecStartPre=/bin/sh -c '/usr/bin/vncserver -kill %i > /dev/null 2>&1 || :'
+ExecStart=/usr/bin/vncserver -autokill %i
+ExecStop=/usr/bin/vncserver -kill %i
+
+Restart=on-success
+RestartSec=15
 
 [Install]
 WantedBy=multi-user.target