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Viewing changes to network-hooks.d/wireless

  • Committer: Teddy Hogeborn
  • Date: 2011-09-19 09:42:55 UTC
  • Revision ID: teddy@fukt.bsnet.se-20110919094255-3lji3igz75uog8lh
* mandos-clients.conf.xml (OPTIONS): Moved up "extended_timeout" to
                                     order options alphabetically.
* clients.conf: Language change in comment.

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network-hooks.d/wireless
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#!/bin/sh
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#
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# This is an example of a Mandos client network hook.  This hook
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# brings up a wireless interface as specified in a separate
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# configuration file.  To be used, this file and any needed
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# configuration file(s) should be copied into the
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# /etc/mandos/network-hooks.d directory.
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# 
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# Copying and distribution of this file, with or without modification,
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# are permitted in any medium without royalty provided the copyright
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# notice and this notice are preserved.  This file is offered as-is,
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# without any warranty.
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set -e
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RUNDIR="/run"
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CTRL="$RUNDIR/wpa_supplicant-global"
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CTRLDIR="$RUNDIR/wpa_supplicant"
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PIDFILE="$RUNDIR/wpa_supplicant-mandos.pid"
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CONFIG="$MANDOSNETHOOKDIR/wireless.conf"
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# Read config file
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if [ -e "$CONFIG" ]; then
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    . "$CONFIG"
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else
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    exit
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fi
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interfaces="`env|sed -n -e 's/^\(MODULE\|IPADDRS\|ROUTES\|WPA_DRIVER\)_\([^=]*\)=.*/\2/p' \"$CONFIG\" |sort -u`"
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# Exit if DEVICE is set and is not any of the wireless interfaces
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if [ -n "$DEVICE" ]; then
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    while :; do
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        for IF in $interfaces; do
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            if [ "$IF" = "$DEVICE" ]; then
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                break 2
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            fi
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        done
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        exit
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    done
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fi
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wpa_supplicant=/sbin/wpa_supplicant
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wpa_cli=/sbin/wpa_cli
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ip=/bin/ip
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# Used by the wpa_interface_* functions in the wireless.conf file
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wpa_cli_set(){
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    case "$1" in
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        ssid|psk) arg="\"$2\"" ;;
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        *) arg="$2" ;;
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    esac
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    "$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" set_network "$NETWORK" \
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        "$1" "$arg" 2>&1 | sed -e '/^OK$/d'
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}
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if [ $VERBOSITY -gt 0 ]; then
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    WPAS_OPTIONS="-d $WPAS_OPTIONS"
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fi
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if [ -n "$PIDFILE" ]; then
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    WPAS_OPTIONS="-P$PIDFILE $WPAS_OPTIONS"
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fi
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case "${MODE:-$1}" in
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    start)
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        mkdir -m u=rwx,go= -p "$CTRLDIR"
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        "$wpa_supplicant" -B -g "$CTRL" -p "$CTRLDIR" $WPAS_OPTIONS
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        for INTERFACE in $interfaces; do
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            DRIVER=`eval 'echo "$WPA_DRIVER_'"$INTERFACE"\"`
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            IFDELAY=`eval 'echo "$DELAY_'"$INTERFACE"\"`
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            "$wpa_cli" -g "$CTRL" interface_add "$INTERFACE" "" \
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                "${DRIVER:-wext}" "$CTRLDIR" > /dev/null \
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                | sed -e '/^OK$/d'
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            NETWORK=`"$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" add_network`
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            eval wpa_interface_"$INTERFACE"
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            "$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" enable_network \
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                "$NETWORK" | sed -e '/^OK$/d'
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            sleep "${IFDELAY:-$DELAY}" &
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            sleep=$!
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            while :; do
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                kill -0 $sleep 2>/dev/null || break
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                STATE=`"$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" status | sed -n -e 's/^wpa_state=//p'`
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                if [ "$STATE" = COMPLETED ]; then
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                    kill $sleep 2>/dev/null
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                    break
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                fi
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                sleep 1
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            done &
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            wait $sleep || :
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            IPADDRS=`eval 'echo "$IPADDRS_'"$INTERFACE"\"`
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            if [ -n "$IPADDRS" ]; then
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                if [ "$IPADDRS" = dhcp ]; then
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                    ipconfig -c dhcp -d "$INTERFACE" || :
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                    #dhclient "$INTERFACE"
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                else
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                    for ipaddr in $IPADDRS; do
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                        "$ip" addr add "$ipaddr" dev "$INTERFACE"
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                    done
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                fi
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            fi
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            ROUTES=`eval 'echo "$ROUTES_'"$INTERFACE"\"`
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            if [ -n "$ROUTES" ]; then
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                for route in $ROUTES; do
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                    "$ip" route add "$route" dev "$BRIDGE"
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                done
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            fi
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        done
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        ;;
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    stop)
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        "$wpa_cli" -g "$CTRL" terminate 2>&1 | sed -e '/^OK$/d'
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        for INTERFACE in $interfaces; do
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            "$ip" addr show scope global permanent dev "$INTERFACE" \
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                | while read type addr rest; do
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                case "$type" in
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                    inet|inet6)
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                        "$ip" addr del "$addr" dev "$INTERFACE"
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                        ;;
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                esac
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            done
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            "$ip" link set dev "$INTERFACE" down
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        done
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        ;;
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    files)
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        echo "$wpa_supplicant"
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        echo "$wpa_cli"
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        echo "$ip"
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        ;;
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    modules)
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        if [ "$IPADDRS" = dhcp ]; then
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            echo af_packet
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        fi
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        sed -n -e 's/#.*$//' -e 's/[    ]*$//' \
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            -e 's/^MODULE_[^=]\+=//p' "$CONFIG"
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        ;;
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esac