[Unit]
Description=WPA Supplicant daemon
After=dbus.service
Before=network-pre.target 
Wants=network-pre.target

[Service]
Type=dbus
BusName=fi.w1.wpa_supplicant1
ExecStart=/usr/sbin/wpa_supplicant -c /etc/wpa_supplicant/wpa_supplicant.conf -u -t -f /var/log/wpa_supplicant.log

[Install]
WantedBy=multi-user.target