aboutsummaryrefslogtreecommitdiffstats
path: root/sysconfig/network-scripts/ifup-ippp
blob: 04deb54f30e86c2c8b1755d9bd2324bb8e81f733 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
#! /bin/sh
#
# ifup-ippp
# 
# This script is normally called from the ifup script when it detects a ippp device. 

PATH=/sbin:/usr/sbin:/bin:/usr/bin

DEBUG="no"

# set device
CONFIG=$1

# load device net config
. $CONFIG

# check that ipppd is available for syncppp 
if [ "$ENCAP" = "syncppp" ]; then
    if [ ! -x /usr/sbin/ipppd -a ! -x /sbin/ipppd ] ; then
        logger -p daemon.info -t ifup-ippp "ipppd does not exist or is not executable"
        exit 1
    fi
fi

# check that isdnctrl is available
if [ ! -x /usr/sbin/isdnctrl -a ! -x /sbin/isdnctrl ] ; then
    logger -p daemon.info -t ifup-ippp "isdnctrl does not exist or is not executable"
    exit 1
fi

# check all ISDN devices
if ! isdnctrl list all >/dev/null 2>&1 ; then
    logger -p daemon.info -t ifup-ippp "cannot list ISDN devices"
    exit 1
fi
		
# check if device already is configured
isdnctrl list $DEVICE >/dev/null 2>&1 && exit 0

function log_echo()
{
    logger -p daemon.info -t ifup-ppp $"$*"
}

function log_isdnctrl()
{
    logger -p daemon.info -t ifup-ppp isdnctrl $*
    isdnctrl $* >/dev/null 2>&1
}

function create_option_file()
{
    umask 066
    echo "$1" > /etc/ppp/ioption-secret-$DEVICE
    umask 022
}

function start_ibod()
{
    # don't start ibod, if it's running
    [ -f /var/lock/subsys/ibod ] && return

    device=$1
    if [ -f /etc/isdn/ibod.cf -a -x /usr/sbin/ibod ] ; then
        ibod $device &
        pid=`pidof ibod`
        [ -n "$pid" ] && touch /var/lock/subsys/ibod
    fi
}

function addprovider()
{
    options=
    if [ -z "$MSN" ]; then
        log_echo "Error: $1: MSN not set"
    fi
    if [ -z "$PHONE_OUT" ]; then
        log_echo "Error: $1: no outgoing phone number set"
        return 1
    fi

    # set the encapsulation mode
    [ -z "$ENCAP" ] && ENCAP="syncppp"

    # set the dial mode
    [ -z "$DIALMODE" ] && DIALMODE="off"

    [ "$AUTH" = "none" -o "$AUTH" = "noauth" -o -z "$AUTH" ] && AUTH="-pap -chap"

    # set layer-2/3 protocol 
    [ -z "$L2_PROT" ] && L2_PROT="hdlc"
    [ -z "$L3_PROT" ] && L3_PROT="trans"

    # check local/remote IP
    [ -z "$IPADDR" ] && IPADDR="0.0.0.0"
    [ -z "$GATEWAY" ] && GATEWAY="0.0.0.0"

    # set default route
    [ "$DEFROUTE" = "yes" ] && options="$options deldefaultroute"

    # set authentication
    _auth=`echo "$AUTH" | sed 's/[a-z -]*//g'`
    if [ -n "$_auth" ]; then
        if [ -z "$USER" ]; then
            log_echo " Error: $1 (syncppp) user is not set"
            return 1
        fi
        # we should hide the user name, so i add user name to option file.
        if [ "$AUTH" = "-pap +chap" ]; then
            create_option_file "name \"$USER\""
        else
            create_option_file "user \"$USER\""
        fi
        options="$options file /etc/ppp/ioption-secret-$DEVICE"
 
        # authentication options:
        # +pap and/or +chap does not work correct by dialout - remove
        # them if it's configured as dialout
        [ "$DIALIN" = "on" ] || AUTH=`echo "$AUTH" | sed 's/+[a-z]*//g'`
    fi

    # add ISDN device 
    log_isdnctrl addif $DEVICE

    # set local MSN
    [ -z "$MSN" ]  || log_isdnctrl eaz $DEVICE $MSN

    # set dialout numbers
    if echo $COUNTRYCODE | grep ":" >/dev/null 2>&1 ; then
        COUNTRYCODE="$(echo $COUNTRYCODE | cut -f 2 -d ':')"
        [ "$COUNTRYCODE" = "0" ] && COUNTRYCODE=
    else
        COUNTRYCODE=
    fi
    for i in $PHONE_OUT; do
        log_isdnctrl addphone $DEVICE out $COUNTRYCODE$PREFIX$AREACODE$i
    done
    for i in $PHONE_IN; do
        log_isdnctrl addphone $DEVICE in $i
    done

    # set layer-2/3 protocol
    log_isdnctrl l2_prot $DEVICE $L2_PROT
    log_isdnctrl l3_prot $DEVICE $L3_PROT

    # set encapsulation
    log_isdnctrl encap $DEVICE $ENCAP

    # set dialmode
    log_isdnctrl dialmode $DEVICE $DIALMODE
 
    [ -n "$SECURE" ] && log_isdnctrl secure $DEVICE $SECURE
    [ -n "$HUPTIMEOUT" ] && log_isdnctrl huptimeout $DEVICE $HUPTIMEOUT
    [ -n "$CHARGEHUP" ] && log_isdnctrl chargehup $DEVICE $CHARGEHUP
    [ -n "$CHARGEINT" ] && log_isdnctrl chargeint $DEVICE $CHARGEINT

    [ -n "$IHUP" ] && log_isdnctrl ihup $DEVICE $IHUP

    # set the number of dial atempts for each number
    [ -n "$DIALMAX" ] && log_isdnctrl dialmax $DEVICE $DIALMAX

    # set callback
    if [ "$CALLBACK" = "out" ]; then
        log_isdnctrl callback $DEVICE $CALLBACK
    else
        log_isdnctrl callback $DEVICE off
    fi
    [ -n "$CBDELAY" ] && log_isdnctrl cbdelay $DEVICE $CBDELAY
    [ -n "$CBHUP" ] && log_isdnctrl cbhup $DEVICE $CBHUP
 
    options="$options ipparam $DEVICE"
    log_isdnctrl pppbind $DEVICE
    if [ "$IPADDR" = "0.0.0.0" ]; then
        options="$options ipcp-accept-local"
    else
        options="$options noipdefault"
    fi
    # Add device
    options="$options /dev/$DEVICE"
 
    # set channel bundling
    if [ "$BUNDLING" = "yes" -o "$BUNDLING" = "on" ] && [ -n "$SLAVE_DEVICE" ]; then
        [ -z "$SLAVE_MSN" ] && SLAVE_MSN="$MSN"
        [ -z "$SLAVE_PHONE_OUT" ] && SLAVE_PHONE_OUT="$PHONE_OUT"
        [ -z "$SLAVE_PHONE_IN" ] && SLAVE_PHONE_IN="$PHONE_IN"
        [ -z "$SLAVE_HUPTIMEOUT" ] && SLAVE_HUPTIMEOUT="$HUPTIMEOUT"
        [ -z "$SLAVE_CHARGEHUP" ] && SLAVE_CHARGEHUP="$CHARGEHUP"
        [ -z "$SLAVE_CHARGEINT" ] && SLAVE_CHARGEINT="$CHARGEINT"
        [ -z "$SLAVE_CBHUP" ] && SLAVE_CBHUP="$CBHUP"
        [ -z "$SLAVE_IHUP" ] && SLAVE_IHUP="$IHUP"
        [ -z "$SLAVE_DIALMAX" ] && SLAVE_DIALMAX="$DIALMAX"
        [ -z "$SLAVE_CALLBACK" ] && SLAVE_CALLBACK="$CALLBACK"
        [ -z "$SLAVE_CBDELAY" ] && SLAVE_CBDELAY="$CBDELAY"
        [ -z "$SLAVE_DIALMODE" ] && SLAVE_DIALMODE="auto"

        slave=$SLAVE_DEVICE
        options="$options /dev/$slave +mp"

        # Create slave and set options
        log_isdnctrl addslave $DEVICE $slave
        [ -z $SLAVE_MSN ] || log_isdnctrl eaz $slave $SLAVE_MSN

        # set phone number
        for i in $SLAVE_PHONE_OUT; do
            log_isdnctrl addphone $slave out $COUNTRYCODE$PREFIX$AREACODE$i
        done
        for i in $SLAVE_PHONE_IN; do
            log_isdnctrl addphone $slave in $i
        done

        # set layer-2/3 protocol
        log_isdnctrl l2_prot $slave $L2_PROT
        log_isdnctrl l3_prot $slave $L3_PROT

        # set encapsulation
        log_isdnctrl encap $slave $ENCAP

        # set dial mode
        log_isdnctrl dialmode $slave $SLAVE_DIALMODE

        [ -n "$SECURE" ] && log_isdnctrl secure $slave $SECURE
        [ -n "$SLAVE_HUPTIMEOUT" ] && log_isdnctrl huptimeout $slave $SLAVE_HUPTIMEOUT
        [ -n "$SLAVE_CHARGEHUP" ] && log_isdnctrl chargehup $slave $SLAVE_CHARGEHUP
        [ -n "$SLAVE_CHARGEINT" ] && log_isdnctrl chargeint $slave $SLAVE_CHARGEINT
        [ -n "$SLAVE_IHUP" ] && log_isdnctrl ihup $slave $SLAVE_IHUP
        [ -n "$SLAVE_DIALMAX" ] && log_isdnctrl dialmax $slave $SLAVE_DIALMAX

        # set callback
        [ -n "$SLAVE_CBHUP" ] && log_isdnctrl cbhup $slave $SLAVE_CBHUP
        [ -n "$SLAVE_CALLBACK" ] || SLAVE_CALLBACK="off"
        log_isdnctrl callback $slave $SLAVE_CALLBACK
        [ -n "$SLAVE_CBDELAY" ] && log_isdnctrl cbdelay $DEVICE $SLAVE_CBDELAY

        # options for master device
        [ -n "$SLAVE_DELAY" ] && log_isdnctrl sdelay $DEVICE $SLAVE_DELAY
        [ -n "$SLAVE_TRIGGER" ] && log_isdnctrl trigger $DEVICE $SLAVE_TRIGGER
    fi

    if [ "$GATEWAY" = "0.0.0.0" ]; then
        options="$options ipcp-accept-remote"
        options="$IPADDR:$GATEWAY $options"
    else
        options="$options $GATEWAY:$IPADDR"
    fi

    # Add default route while connection
    options="$options defaultroute"
 
    # configure Van Jacobson style TCP/IP header compression and
    # VJ connection-ID compression
    [ "$VJ" = "off" ] && options="$options -vj"
    [ "$VJCCOMP" = "off" ] && options="$options -vjccomp"
 
    # configure Address/Control compression, protocol field compression and
    # BSD-Compression scheme
    [ "$AC" = "off" ] && options="$options -ac"
    [ "$PC" = "off" ] && options="$options -pc"
    [ "$BSDCOMP" = "off" ] && options="$options -bsdcomp"
 
    # Set max receive and max transmit units
    [ -n "$MRU" ] && options="$options mru $MRU"
    [ -n "$MTU" ] && options="$options mtu $MTU"

    # set CBCP protocoll
    [ "$CBCP" = "on" ] && options="$options callback 6"

    # set CCP protocoll
    [ "$CCP" = "off" ] && options="$options noccp"
 
    # set host name
    [ -n "$ISDN_HOSTNAME" ] && options="$options hostname $ISDN_HOSTNAME"
 
    # Set authentication
    for i in $AUTH ; do
        options="$options $i"
    done

    # add ppp options
    for i in $PPPOPTIONS ; do
        options="$options $i"
    done

    # check dns entry
    if [ -z "$DNS1" -a -z "$DNS2" ]; then
        options="$options ms-get-dns"
    else
        options="$options ms-dns $DNS1 $DNS2"
    fi

    # set debug 
    [ "$DEBUG" = "yes" ] && options="-d $options"

    # activate ISDN device
    ifconfig $DEVICE $IPADDR pointopoint $GATEWAY up >/dev/null 2>&1

    if [ "$ENCAP" = "syncppp" ]; then
        # start ipppd daemon
        ipppd $options

        # start ibod daemon
        [ "$BUNDLING" = "yes" -o "$BUNDLING" = "on" ] && [ -n "$SLAVE_DEVICE" ] && start_ibod $DEVICE
    fi

    # set default gateway for dial on demand
    if [ "$DIALMODE" = "auto" ]; then
        echo 1 > /proc/sys/net/ipv4/ip_dynaddr
        route del default >/dev/null 2>&1
        if [ "$REMOTE_IP" = "0.0.0.0" ]; then
            route add default $DEVICE >/dev/null 2>&1
        else
            route add default gw $REMOTE_IP >/dev/null 2>&1
        fi
    fi
}

if [ ! -f /var/lock/subsys/isdn -a -x /etc/rc.d/init.d/isdn ] ; then
    /etc/rc.d/init.d/isdn start
fi

addprovider || exit 1

/etc/sysconfig/network-scripts/ifup-post $CONFIG

exit 0