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#!/bin/sh
WPA_SUP_BIN="/usr/sbin/wpa_supplicant"
WPA_SUP_PNAME="wpa_supplicant"
WPA_SUP_PIDFILE="/var/run/wpa_supplicant.$IFACE.pid"
WPA_SUP_OPTIONS="-B -P $WPA_SUP_PIDFILE -i $IFACE"
VERBOSITY=0
if [ -s "$IF_WPA_CONF" ]; then
WPA_SUP_CONF="-c $IF_WPA_CONF"
else
exit 0
fi
if [ ! -x "$WPA_SUP_BIN" ]; then
if [ "$VERBOSITY" = "1" ]; then
echo "$WPA_SUP_PNAME: binaries not executable or missing from $WPA_SUP_BIN"
fi
exit 1
fi
if [ "$MODE" = "start" ] ; then
# driver type of interface, defaults to wext when undefined
if [ -s "/etc/wpa_supplicant/driver.$IFACE" ]; then
IF_WPA_DRIVER=$(cat "/etc/wpa_supplicant/driver.$IFACE")
elif [ -z "$IF_WPA_DRIVER" ]; then
if [ "$VERBOSITY" = "1" ]; then
echo "$WPA_SUP_PNAME: wpa-driver not provided, using \"wext\""
fi
IF_WPA_DRIVER="wext"
fi
# if we have passed the criteria, start wpa_supplicant
if [ -n "$WPA_SUP_CONF" ]; then
if [ "$VERBOSITY" = "1" ]; then
echo "$WPA_SUP_PNAME: $WPA_SUP_BIN $WPA_SUP_OPTIONS $WPA_SUP_CONF -D $IF_WPA_DRIVER"
fi
start-stop-daemon --start --quiet \
--name $WPA_SUP_PNAME --startas $WPA_SUP_BIN --pidfile $WPA_SUP_PIDFILE \
-- $WPA_SUP_OPTIONS $WPA_SUP_CONF -D $IF_WPA_DRIVER
fi
# if the interface socket exists, then wpa_supplicant was invoked successfully
if [ -S "$WPA_COMMON_CTRL_IFACE/$IFACE" ]; then
if [ "$VERBOSITY" = "1" ]; then
echo "$WPA_SUP_PNAME: ctrl_interface socket located at $WPA_COMMON_CTRL_IFACE/$IFACE"
fi
exit 0
fi
elif [ "$MODE" = "stop" ]; then
if [ -f "$WPA_SUP_PIDFILE" ]; then
if [ "$VERBOSITY" = "1" ]; then
echo "$WPA_SUP_PNAME: terminating $WPA_SUP_PNAME daemon"
fi
start-stop-daemon --stop --quiet \
--name $WPA_SUP_PNAME --pidfile $WPA_SUP_PIDFILE
if [ -S "$WPA_COMMON_CTRL_IFACE/$IFACE" ]; then
rm -f $WPA_COMMON_CTRL_IFACE/$IFACE
fi
if [ -f "$WPA_SUP_PIDFILE" ]; then
rm -f $WPA_SUP_PIDFILE
fi
fi
fi
exit 0
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