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  • Committer: teddy at recompile
  • Date: 2011-12-27 03:56:39 UTC
  • mto: (237.7.89 trunk)
  • mto: This revision was merged to the branch mainline in revision 290.
  • Revision ID: teddy@recompile.se-20111227035639-hvvgrqchckawlg02
Add wireless network hook

* network-hooks.s/bridge: Use canonical syntax for "ip" command.
* network-hooks.s/wireless: New.
* network-hooks.s/wireless.conf: - '' -
* plugins.d/mandos-client.c (run_network_hooks): Add new "CONNECT"
                                                 environment variable.
* plugins.d/mandos-client.xml (NETWORK HOOKS/REQUIREMENTS): Document
                                                            "CONNECT"
                                                            environment
                                                            variable.

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Lines of Context:
network-hooks.d/wireless
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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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# Copyright © 2012 Teddy Hogeborn
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# Copyright © 2012 Björn Påhlsson
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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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CONFIG="$MANDOSNETHOOKDIR/wireless.conf"
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addrtoif(){
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    grep -liFe "$1" /sys/class/net/*/address \
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        | sed -e 's,.*/\([^/]*\)/[^/]*,\1,'
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}
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# Read config file
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if [ -e "$CONFIG" ]; then
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    . "$CONFIG"
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    exit
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fi
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ifkeys=`sed -n -e 's/^ADDRESS_\([^=]*\)=.*/\1/p' "$CONFIG" | sort -u`
 
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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 KEY in $ifkeys; do
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            ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
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            INTERFACE=`addrtoif "$ADDRESS"`
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            case "$DEVICE" in
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                *,"$INTERFACE"|*,"$INTERFACE",*|"$INTERFACE",*|"$INTERFACE")
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                    break 2;;
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            esac
 
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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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    WPAS_OPTIONS="-P$PIDFILE $WPAS_OPTIONS"
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fi
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do_start(){
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    mkdir -m u=rwx,go= -p "$CTRLDIR"
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    "$wpa_supplicant" -B -g "$CTRL" -p "$CTRLDIR" $WPAS_OPTIONS
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    for KEY in $ifkeys; do
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        ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
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        INTERFACE=`addrtoif "$ADDRESS"`
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        DRIVER=`eval 'echo "$WPA_DRIVER_'"$KEY"\"`
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        IFDELAY=`eval 'echo "$DELAY_'"$KEY"\"`
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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 "$INTERFACE" add_network`
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        eval wpa_interface_"$KEY"
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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 \
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                | sed -n -e 's/^wpa_state=//p'`
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            if [ "$STATE" = COMPLETED ]; then
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                while :; do
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                    kill -0 $sleep 2>/dev/null || break 2
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                    UP=`cat /sys/class/net/"$INTERFACE"/operstate`
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                    if [ "$UP" = up ]; then
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                        kill $sleep 2>/dev/null
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                        break 2
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                    fi
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                    sleep 1
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                done
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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_'"$KEY"\"`
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        if [ -n "$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 "$ROUTES_'"$KEY"\"`
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        if [ -n "$ROUTES" ]; then
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            for route in $ROUTES; do
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                "$ip" route add "$route" dev "$INTERFACE"
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            done
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        fi
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    done
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}
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do_stop(){
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    "$wpa_cli" -g "$CTRL" terminate 2>&1 | sed -e '/^OK$/d'
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    for KEY in $ifkeys; do
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        ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
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        INTERFACE=`addrtoif "$ADDRESS"`
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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 "${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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            DELAY=`eval 'echo "$DELAY_'"$INTERFACE"\"`
 
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            "$wpa_cli" -g "$CTRL" interface_add "$INTERFACE" "" \
 
73
                "${DRIVER:-wext}" "$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 "${DELAY:-$DELAY}" || : ) &
 
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            sleep=$!
 
81
            while :; do
 
82
                kill -0 $sleep || break
 
83
                STATE=`"$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" status | sed -n -e 's/^wpa_state=//p'`
 
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                if [ "$STATE" = COMPLETED ]; then
 
85
                    kill $sleep
 
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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
 
104
                for route in $ROUTES; do
 
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                    "$ip" route add "$route" dev "$BRIDGE"
 
106
                done
 
107
            fi
 
108
        done
 
109
        ;;
 
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    stop)
 
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        "$wpa_cli" -g "$CTRL" terminate 2>&1 | sed -e '/^OK$/d'
 
112
        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
145
 
        "$ip" link set dev "$INTERFACE" down
146
 
    done
147
 
}
148
 
 
149
 
case "${MODE:-$1}" in
150
 
    start|stop)
151
 
        do_"${MODE:-$1}"
 
121
            "$ip" link set dev "$INTERFACE" down
 
122
        done
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        ;;
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    files)
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        echo "$wpa_supplicant"
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        if [ "$IPADDRS" = dhcp ]; then
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            echo af_packet
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        fi
162
 
        sed -n -e 's/#.*$//' -e 's/[    ]*$//' \
163
 
            -e 's/^MODULE_[^=]\+=//p' "$CONFIG"
 
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        sed -n -e 's/#.*$//' -e 's/[    ]*$//' -e 's/^MODULE=//p' \
 
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            "$CONFIG"
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        ;;
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esac