/mandos/trunk

To get this branch, use:
bzr branch http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to network-hooks.d/wireless

  • Committer: Teddy Hogeborn
  • Date: 2011-07-16 00:29:19 UTC
  • Revision ID: teddy@fukt.bsnet.se-20110716002919-r77yikuiulj42o40
* initramfs-tools-script: Abort if plugin-runner is missing.  Removed
                          workaround for Debian bug #633582; the
                          workaround required getopt, which can not be
                          guaranteed.
* plugin-runner.c (main): Work around Debian bug #633582.
* plugins.d/mandos-client.c (main): - '' -

Show diffs side-by-side

added added

removed removed

Lines of Context:
network-hooks.d/wireless
1
 
#!/bin/sh
2
 
#
3
 
# This is an example of a Mandos client network hook.  This hook
4
 
# brings up a wireless interface as specified in a separate
5
 
# configuration file.  To be used, this file and any needed
6
 
# configuration file(s) should be copied into the
7
 
# /etc/mandos/network-hooks.d directory.
8
 
# 
9
 
# Copying and distribution of this file, with or without modification,
10
 
# are permitted in any medium without royalty provided the copyright
11
 
# notice and this notice are preserved.  This file is offered as-is,
12
 
# without any warranty.
13
 
 
14
 
set -e
15
 
 
16
 
RUNDIR="/run"
17
 
CTRL="$RUNDIR/wpa_supplicant-global"
18
 
CTRLDIR="$RUNDIR/wpa_supplicant"
19
 
PIDFILE="$RUNDIR/wpa_supplicant-mandos.pid"
20
 
 
21
 
CONFIG="$MANDOSNETHOOKDIR/wireless.conf"
22
 
 
23
 
addrtoif(){
24
 
    grep -liFe "$1" /sys/class/net/*/address | sed -e 's,.*/\([^/]*\)/[^/]*,\1,'
25
 
}
26
 
 
27
 
# Read config file
28
 
if [ -e "$CONFIG" ]; then
29
 
    . "$CONFIG"
30
 
else
31
 
    exit
32
 
fi
33
 
 
34
 
ifkeys="`env | sed -n -e 's/^ADDRESS_\([^=]*\)=.*/\1/p' \"$CONFIG\" | sort -u`"
35
 
 
36
 
# Exit if DEVICE is set and is not any of the wireless interfaces
37
 
if [ -n "$DEVICE" ]; then
38
 
    while :; do
39
 
        for KEY in $ifkeys; do
40
 
            ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
41
 
            INTERFACE=`addrtoif "$ADDRESS"`
42
 
            if [ "$INTERFACE" = "$DEVICE" ]; then
43
 
                break 2
44
 
            fi
45
 
        done
46
 
        exit
47
 
    done
48
 
fi
49
 
 
50
 
wpa_supplicant=/sbin/wpa_supplicant
51
 
wpa_cli=/sbin/wpa_cli
52
 
ip=/bin/ip
53
 
 
54
 
# Used by the wpa_interface_* functions in the wireless.conf file
55
 
wpa_cli_set(){
56
 
    case "$1" in
57
 
        ssid|psk) arg="\"$2\"" ;;
58
 
        *) arg="$2" ;;
59
 
    esac
60
 
    "$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" set_network "$NETWORK" \
61
 
        "$1" "$arg" 2>&1 | sed -e '/^OK$/d'
62
 
}
63
 
 
64
 
if [ $VERBOSITY -gt 0 ]; then
65
 
    WPAS_OPTIONS="-d $WPAS_OPTIONS"
66
 
fi
67
 
if [ -n "$PIDFILE" ]; then
68
 
    WPAS_OPTIONS="-P$PIDFILE $WPAS_OPTIONS"
69
 
fi
70
 
 
71
 
case "${MODE:-$1}" in
72
 
    start)
73
 
        mkdir -m u=rwx,go= -p "$CTRLDIR"
74
 
        "$wpa_supplicant" -B -g "$CTRL" -p "$CTRLDIR" $WPAS_OPTIONS
75
 
        for KEY in $ifkeys; do
76
 
            ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
77
 
            INTERFACE=`addrtoif "$ADDRESS"`
78
 
            DRIVER=`eval 'echo "$WPA_DRIVER_'"$KEY"\"`
79
 
            IFDELAY=`eval 'echo "$DELAY_'"$KEY"\"`
80
 
            "$wpa_cli" -g "$CTRL" interface_add "$INTERFACE" "" \
81
 
                "${DRIVER:-wext}" "$CTRLDIR" > /dev/null \
82
 
                | sed -e '/^OK$/d'
83
 
            NETWORK=`"$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" add_network`
84
 
            eval wpa_interface_"$KEY"
85
 
            "$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" enable_network \
86
 
                "$NETWORK" | sed -e '/^OK$/d'
87
 
            sleep "${IFDELAY:-$DELAY}" &
88
 
            sleep=$!
89
 
            while :; do
90
 
                kill -0 $sleep 2>/dev/null || break
91
 
                STATE=`"$wpa_cli" -p "$CTRLDIR" -i "$INTERFACE" status | sed -n -e 's/^wpa_state=//p'`
92
 
                if [ "$STATE" = COMPLETED ]; then
93
 
                    while :; do
94
 
                        kill -0 $sleep 2>/dev/null || break 2
95
 
                        UP=`cat /sys/class/net/"$INTERFACE"/operstate`
96
 
                        if [ "$UP" = up ]; then
97
 
                            kill $sleep 2>/dev/null
98
 
                            break 2
99
 
                        fi
100
 
                        sleep 1
101
 
                    done
102
 
                fi
103
 
                sleep 1
104
 
            done &
105
 
            wait $sleep || :
106
 
            IPADDRS=`eval 'echo "$IPADDRS_'"$KEY"\"`
107
 
            if [ -n "$IPADDRS" ]; then
108
 
                if [ "$IPADDRS" = dhcp ]; then
109
 
                    ipconfig -c dhcp -d "$INTERFACE" || :
110
 
                    #dhclient "$INTERFACE"
111
 
                else
112
 
                    for ipaddr in $IPADDRS; do
113
 
                        "$ip" addr add "$ipaddr" dev "$INTERFACE"
114
 
                    done
115
 
                fi
116
 
            fi
117
 
            ROUTES=`eval 'echo "$ROUTES_'"$KEY"\"`
118
 
            if [ -n "$ROUTES" ]; then
119
 
                for route in $ROUTES; do
120
 
                    "$ip" route add "$route" dev "$BRIDGE"
121
 
                done
122
 
            fi
123
 
        done
124
 
        ;;
125
 
    stop)
126
 
        "$wpa_cli" -g "$CTRL" terminate 2>&1 | sed -e '/^OK$/d'
127
 
        for KEY in $ifkeys; do
128
 
            ADDRESS=`eval 'echo "$ADDRESS_'"$KEY"\"`
129
 
            INTERFACE=`addrtoif "$ADDRESS"`
130
 
            "$ip" addr show scope global permanent dev "$INTERFACE" \
131
 
                | while read type addr rest; do
132
 
                case "$type" in
133
 
                    inet|inet6)
134
 
                        "$ip" addr del "$addr" dev "$INTERFACE"
135
 
                        ;;
136
 
                esac
137
 
            done
138
 
            "$ip" link set dev "$INTERFACE" down
139
 
        done
140
 
        ;;
141
 
    files)
142
 
        echo "$wpa_supplicant"
143
 
        echo "$wpa_cli"
144
 
        echo "$ip"
145
 
        ;;
146
 
    modules)
147
 
        if [ "$IPADDRS" = dhcp ]; then
148
 
            echo af_packet
149
 
        fi
150
 
        sed -n -e 's/#.*$//' -e 's/[    ]*$//' \
151
 
            -e 's/^MODULE_[^=]\+=//p' "$CONFIG"
152
 
        ;;
153
 
esac