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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
report_fail "no rfkill switch with the name $RFKILL_NAME";
fi
echo 1 > ${path}/state
sleep 1
fi
# Check if interface exists
if [[ ! -e /sys/class/net/"$INTERFACE" ]]; then
if ! echo "$INTERFACE" | fgrep -q ":"; then
report_fail "interface $INTERFACE does not exist"
return 1
fi
fi
# Kill any lingering wpa_supplicants.
report_debug wireless_up stop_wpa "$INTERFACE"
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 $INTERFACE) -ne Managed ]]; then
report_debug wireless_up iwconfig "$INTERFACE" mode managed
iwconfig $INTERFACE mode managed
fi
report_debug wireless_up ifup
set_interface up $INTERFACE || return 1
quirk "prescan" && iwlist $INTERFACE scan &> /dev/null # bcm43xx
quirk "preessid" && eval "iwconfig $INTERFACE mode managed essid \"$ESSID\"" # ipw3945
if checkyesno ${SCAN:-no}; then
report_debug wireless_up scanning
if ! find_essid $INTERFACE "$ESSID"; then
report_fail "Network not present."
return 1
fi
fi
# Manually set iwconfig options
if [[ "$IWCONFIG" ]]; then
report_debug wireless_up iwconfig "$INTERFACE" $IWCONFIG
iwconfig $INTERFACE $IWCONFIG
fi
# Set to 'none' if not set
[[ -z "$SECURITY" ]] && SECURITY="none"
case $SECURITY in
wep|none)
# 'none' uses iwconfig like wep. Use sane default if WEP_OPTS=""
if [[ -z "$WEP_OPTS" ]]; then
if [[ "$SECURITY" = "wep" ]]; then
WEP_OPTS="essid \"$ESSID\" key $KEY"
elif [[ "$SECURITY" = "none" ]]; then
WEP_OPTS="essid \"$ESSID\""
fi
fi
quirk "predown" && ifconfig $INTERFACE down # madwifi FS#10585
report_debug wireless_up iwconfig "$INTERFACE" $WEP_OPTS
if ! eval iwconfig $INTERFACE $WEP_OPTS; then
report_fail "Could not set wireless configuration."
return 1
fi
quirk "predown" && ifconfig $INTERFACE up # madwifi FS#10585
report_debug ethernet_up wep_check
if ! wep_check $INTERFACE $TIMEOUT; then
report_fail "WEP Association Failed"
return 1
fi
;;
wpa)
# Quirk for broken drivers... http://bbs.archlinux.org/viewtopic.php?id=36384
quirk "wpaessid" && eval iwconfig $INTERFACE essid "\"$ESSID\""
local WPA_CONF="${TMPDIR:-/tmp}/wpa.${1// /}" # substitute spaces out
# make empty tmp dir with correct permissions, rename it
rm -rf "$WPA_CONF"
mv -f $(mktemp -d) "$WPA_CONF" || return 1
echo "ctrl_interface=/var/run/wpa_supplicant" >> "$WPA_CONF/wpa.conf" # we know $WPA_CONF now has no spaces, but it may have other nasty chars, so still needs to be quoted
echo "ctrl_interface_group=${WPA_GROUP:-wheel}" >> "$WPA_CONF/wpa.conf"
# Generate configuration
if [[ "${#KEY}" -eq 64 ]]; then
echo -e "network={ \nssid=\"$ESSID\" \npsk=$KEY \n}">> "$WPA_CONF/wpa.conf"
elif ! echo "$KEY" | wpa_passphrase "$ESSID" >> "$WPA_CONF/wpa.conf"; then
report_fail "Configuration generation failed."
cat "$WPA_CONF/wpa.conf" >&2
return 1
fi
# Connect!
[[ -z "$WPA_OPTS" ]] && WPA_OPTS="-Dwext"
report_debug wireless_up start_wpa "$INTERFACE" "$WPA_CONF/wpa.conf" "$WPA_OPTS"
if ! start_wpa "$INTERFACE" "$WPA_CONF/wpa.conf" "$WPA_OPTS"; then
report_fail "wpa_supplicant did not start, possible configuration error"
return 1
fi
report_debug wireless_up wpa_check
if ! wpa_check "$INTERFACE" "$TIMEOUT"; then
report_fail "WPA Authentication/Association Failed"
return 1
fi
;;
wpa-config)
. ${SUBR_DIR}/8021x
[[ -z "$WPA_CONF" ]] && WPA_CONF="/etc/wpa_supplicant.conf" # defaults
[[ -z "$WPA_OPTS" ]] && WPA_OPTS="-Dwext"
report_debug wireless_up start_wpa "$INTERFACE" "$WPA_CONF" "$WPA_OPTS"
if ! start_wpa "$INTERFACE" "$WPA_CONF" "$WPA_OPTS"; then
report_fail "wpa_supplicant did not start, possible configuration error"
return 1
fi
report_debug wireless_up wpa_check
if ! wpa_check "$INTERFACE" "$TIMEOUT"; then
report_fail "WPA Authentication/Association Failed"
return 1
fi
;;
esac
conn=ethernet
checkyesno ${IPROUTE:-no} && conn=ethernet-iproute
if ! ${CONN_DIR}/$conn up $1; then
wireless_down $1 YES
return 1
fi
}
wireless_down() {
PROFILE=$1 NOETHERNETDOWN=$2
load_profile $PROFILE
. ${SUBR_DIR}/8021x
if ! checkyesno $NOETHERNETDOWN; then
conn=ethernet
checkyesno ${IPROUTE:-no} && conn=ethernet-iproute
$CONN_DIR/$conn down $PROFILE
fi
report_debug wireless_down stop_wpa "$INTERFACE"
stop_wpa $INTERFACE
[[ "$SECURITY" == "wpa" ]] && rm -rf "/tmp/wpa.${PROFILE// /}" # remove tmp wpa config
report_debug wireless_down iwconfig "$INTERFACE" essid off key off
iwconfig $INTERFACE essid off key off &> /dev/null
set_interface down $INTERFACE
# If rfkill is specified, disable device.
if [[ -n "$RFKILL_NAME" ]]; then
path=$(rfkill_from_name $RFKILL_NAME)
if [[ $? -ne 0 ]]; then
report_fail "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 | fgrep -q "state UP"; then
return 1
fi
}
wireless_$1 $2
exit $?
# vim: set ts=4 et sw=4:
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