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#! /bin/bash
. /usr/lib/network/network
rfkill_from_name() {
local name=$1
for rfkill in /sys/class/rfkill/*; do
if [[ "$(cat $rfkill/name)" == $name ]]; then
echo $rfkill
return 0
fi
done
echo "none"
return 1
}
wireless_up() {
load_profile $1
. ${SUBR_DIR}/8021x
. ${SUBR_DIR}/wireless
# If rfkill is specified, enable device.
if [[ -n "$RFKILL_NAME" ]]; then
path=$(rfkill_from_name $RFKILL_NAME)
if [[ $? -ne 0 ]]; then
err_append "no rfkill switch with the name $RFKILL_NAME";
fi
echo 1 > ${path}/state
fi
# Check if interface exists
if [[ ! -e /sys/class/net/"$INTERFACE" ]]; then
if ! echo "$INTERFACE"|grep ":"; then
err_append "interface $INTERFACE does not exist"
return 1
fi
fi
# Kill any lingering wpa_supplicants.
stop_wpa $INTERFACE
# Most drivers (mac80211) need mode set before device is brought up
# Drivers generally default to managed, but set this to be sure.
if [[ "$(iwgetid -sm $INTERFACE)" -ne "Managed" ]]; then
iwconfig $INTERFACE mode managed
fi
ifconfig $INTERFACE up
quirk "prescan" && iwlist $INTERFACE scan &> /dev/null # bcm43xx
quirk "preessid" && eval "iwconfig $INTERFACE mode managed essid \"$ESSID\"" # ipw3945
if checkyesno ${SCAN:-no}; then
if ! find_essid $INTERFACE "$ESSID"; then
err_append "Network not present."
return 1
fi
fi
# Manually set iwconfig options
[[ "$IWCONFIG" ]] && iwconfig $INTERFACE $IWCONFIG
# Set to 'none' if not set
[[ -z "$SECURITY" ]] && SECURITY="none"
case $SECURITY in
wep|none)
# 'none' uses iwconfig like wep. Use sane default if WEP_OPTS=""
if [[ "$SECURITY" = "wep" ]]; then
WEP_OPTS="essid \"$ESSID\" key $KEY"
elif [[ "$SECURITY" = "none" ]]; then
WEP_OPTS="essid \"$ESSID\""
fi
quirk "predown" && ifconfig $INTERFACE down # madwifi FS#10585
if ! eval iwconfig $INTERFACE $WEP_OPTS; then
err_append "Could not set wireless configuration."
return 1
fi
quirk "predown" && ifconfig $INTERFACE up # madwifi FS#10585
wep_check $INTERFACE $TIMEOUT||return 1
;;
wpa)
# Quirk for broken drivers... http://bbs.archlinux.org/viewtopic.php?id=36384
quirk "wpaessid" && eval iwconfig $INTERFACE essid "\"$ESSID\""
local WPA_CONF="/tmp/wpa.${1// /}" # substitute spaces out
echo "ctrl_interface=/var/run/wpa_supplicant" >> $WPA_CONF
echo "ctrl_interface_group=${WPA_GROUP:-wheel}" >> $WPA_CONF
chmod 600 $WPA_CONF
# Generate configuration
if [[ "${#KEY}" == "64" ]]; then
echo -e "network={ \nssid=\"$ESSID\" \npsk=$KEY \n}">> $WPA_CONF
elif ! echo "$KEY" | wpa_passphrase "$ESSID" >> $WPA_CONF; then
err_append "Configuration generation failed. $(cat $WPA_CONF)"
return 1
fi
# Connect!
[[ -z "$WPA_OPTS" ]] && WPA_OPTS="-Dwext"
start_wpa $INTERFACE $WPA_CONF $WPA_OPTS || return 1
if ! wpa_check $INTERFACE $TIMEOUT; then
stop_wpa $INTERFACE
return 1
fi
;;
wpa-config)
. ${SUBR_DIR}/8021x
[[ -z "$WPA_CONF" ]] && WPA_CONF="/etc/wpa_supplicant.conf" # defaults
[[ -z "$WPA_OPTS" ]] && WPA_OPTS="-Dwext"
start_wpa $INTERFACE $WPA_CONF $WPA_OPTS || return 1
if ! wpa_check $INTERFACE $TIMEOUT; then
stop_wpa $INTERFACE
return 1
fi
;;
esac
if ! ${CONN_DIR}/ethernet up $1; then
wireless_down $1 YES
return 1
fi
}
wireless_down() {
load_profile $1
. ${SUBR_DIR}/8021x
PROFILE=$1 NOETHERNETDOWN=$2
if ! checkyesno $2; then
${CONN_DIR}/ethernet down $1
fi
stop_wpa $INTERFACE
[[ "$SECURITY" == "wpa" ]] && rm -f "/tmp/wpa.${1// /}" # remove wpa config
iwconfig $INTERFACE essid off key off &> /dev/null
ifconfig $INTERFACE down
# If rfkill is specified, disable device.
if [[ -n "$RFKILL_NAME" ]]; then
path=$(rfkill_from_name $RFKILL_NAME)
if [[ $? -ne 0 ]]; then
err_append "no rfkill switch with the name $RFKILL_NAME";
fi
echo 0 > ${path}/state
fi
}
# Returns status of profile - is it still functional?
wireless_status() {
load_profile $1
if [[ "$(iwgetid -r)" -ne $ESSID ]]; then
return 1
elif ! ip link show dev ra0|grep -q "state UP"; then
return 1
fi
}
wireless_$1 $2
exit $?
# vim: set ts=4 et sw=4:
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