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#! /bin/bash
. /usr/lib/network/network
wireless_up() {
load_profile $1
. ${SUBR_DIR}/wireless
if [[ ! -d /sys/class/net/$INTERFACE/wireless ]]; then
err_append "$INTERFACE is not a valid wireless interface."
return 1
fi
# Required by atheros and others (mac80211?) to enable device
ifconfig $INTERFACE up
# Hack that has been required by some broadcom
quirk "prescan" && iwlist $INTERFACE scan &> /dev/null
# Required by ipw3945 to properly re-associate
quirk "preessid" && eval "iwconfig $INTERFACE mode managed essid \"$ESSID\""
# Kill any lingering wpa_supplicants.
if [[ -f /var/run/wpa_supplicant_$INTERFACE.pid ]]; then
kill $(cat /var/run/wpa_supplicant_$INTERFACE.pid)
fi
# Default scan off as it won't see hidden networks and some hardware's scanning is dodgy
[[ ! "$SCAN" ]] && SCAN="no"
if checkyesno $SCAN; then
if ! find_essid $INTERFACE "$ESSID"; then
err_append "Network not present."
return 1
fi
fi
# Manually set iwconfig options
if [[ "$IWCONFIG" ]]; then
iwconfig $INTERFACE $IWCONFIG
fi
case $SECURITY in
wep|none)
# 'none' security uses iwconfig, like wep, so use same code, minus keysetting.
# Use sane default if no alternative is specified
if [[ "$SECURITY" = "wep" && "$WEP_OPTS" = "" ]]; then
WEP_OPTS="mode managed essid \"$ESSID\" key $KEY"
elif [[ "$SECURITY" = "none" && "$WEP_OPTS" = "" ]]; then
WEP_OPTS="mode managed essid \"$ESSID\""
fi
# Add wierd quirk for some Atheros in response to FS#10585
quirk "predown" && ifconfig $INTERFACE down
if ! eval iwconfig $INTERFACE $WEP_OPTS; then
err_append "Could not set wireless configuration."
return 1
fi
quirk "postsleep" && sleep 1
quirk "postscan" && sleep 1 && iwlist $INTERFACE scan &>/dev/null
quirk "predown" && ifconfig $INTERFACE up
# Some devices appear to not associate until DHCP is run.
if quirk "noacheck"; then
sleep ${WIRELESS_TIMEOUT:-20}
else
wep_check $INTERFACE $TIMEOUT|| return 1
fi
;;
wpa)
. ${SUBR_DIR}/8021x
# Quirk for broken drivers... http://bbs.archlinux.org/viewtopic.php?id=36384
quirk "wpaessid" && eval iwconfig $INTERFACE mode managed essid "\"$ESSID\""
local WPA_CONF="/tmp/wpa.${1// /}" # substitute spaces out
echo "ctrl_interface=/var/run/wpa_supplicant" >> $WPA_CONF
echo "ctrl_interface_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 $WPA_CONF)"
return 1
fi
# Connect!
[[ "$WPA_OPTS" == "" ]] && WPA_OPTS="-Dwext"
start_wpa $INTERFACE $WPA_CONF $WPA_OPTS || return 1
wpa_check $INTERFACE $TIMEOUT || return 1
;;
wpa-config)
. ${SUBR_DIR}/8021x
# If user hasnt defined one, use stock config.
[[ -z "$WPA_CONF" ]] && WPA_CONF="/etc/wpa_supplicant.conf"
[[ "$WPA_OPTS" == "" ]] && WPA_OPTS="-Dwext"
start_wpa $INTERFACE $WPA_CONF $WPA_OPTS || return 1
wpa_check $INTERFACE $TIMEOUT || return 1
;;
esac
if ! ${CONN_DIR}/ethernet up $1; then
wireless_down $1 YES
return 1
fi
}
wireless_down() {
load_profile $1
PROFILE=$1 NOETHERNETDOWN=$2
if ! checkyesno $2; then
${CONN_DIR}/ethernet down $1
fi
wpa_cli terminate &> /dev/null
[[ "$SECURITY" == "wpa" ]] && rm -f "/tmp/wpa.${1// /}" # remove wpa config
iwconfig $INTERFACE essid off key off &> /dev/null
ifconfig $INTERFACE down
}
wireless_$1 $2
exit $?
# vim: set ts=4 et sw=4:
|
