aboutsummaryrefslogtreecommitdiffstats
path: root/sysconfig/network-scripts/ifup-ppp
blob: 6335ca91fc36b9c26cb988c9e4d4bbee5a76ff58 (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
#! /bin/bash

. /etc/init.d/functions

cd /etc/sysconfig/network-scripts
. ./network-functions

# ifup-post for PPP is handled through /etc/ppp/ip-up
if [ "${1}" = daemon ] ; then
  # we've been called from ppp-watch, so don't invoke it for persistence
  shift
else
  # just in case a full path to the configuration file is passed in
  CONFIG=${1##*/} # CONFIG=$(basename $1)
  [ -f "${CONFIG}" ] || CONFIG=ifcfg-${1}
  source_config
  # don't start ppp-watch by xDSL
  if [ "${DEMAND}" != yes -a "$TYPE" != "xDSL" ] ; then
    # let ppp-watch do the right thing
    exec /sbin/ppp-watch "${CONFIG##ifcfg-}" "$2"
  fi
fi

CONFIG=$1
[ -f "${CONFIG}" ] || CONFIG=ifcfg-${1}
source_config

if [ -z "${DISCONNECTTIMEOUT}" ]; then
  DISCONNECTTIMEOUT=2
fi

if [ -z "${RETRYTIMEOUT}" ]; then
  RETRYTIMEOUT=30
fi

if [ -z "${IDLETIMEOUT}" ]; then
  IDLETIMEOUT=600
fi

if [ "${2}" = "boot" -a "${ONBOOT}" = "no" ]; then
  exit
fi

[ -x /sbin/pppd -o -x /usr/sbin/pppd ] || {
  echo $"pppd does not exist or is not executable"
  echo $"ifup-ppp for ${DEVICE} exiting"
  logger -p daemon.info -t ifup-ppp \
    $"pppd does not exist or is not executable for ${DEVICE}"
  exit 1
}

# check that xDSL connection
if [ "$TYPE" = "xDSL" ] ; then
    if [ -x /sbin/adsl-start -o -x /usr/sbin/adsl-start ] ; then
        adsl-start /etc/sysconfig/network-scripts/$CONFIG
        exit $?
    else
        logger -p daemon.info -t ifup-ppp \
            $"adsl-start does not exist or is not executable for ${DEVICE}"
        exit 1
    fi
fi

PEERCONF=/etc/ppp/peers/${DEVNAME}

if [ "${DEBUG}" = "yes" ]; then
  CHATDBG="-v"
fi

if [ ! -f ${PEERCONF} ]; then
  if [ -z "${WVDIALSECT}" ] ; then
    CHATSCRIPT=/etc/sysconfig/network-scripts/chat-${DEVNAME}
    [ -f ${CHATSCRIPT} ] || {
      CHATSCRIPT=/etc/sysconfig/network-scripts/chat-${PARENTDEVNAME}
    }
    [ -f ${CHATSCRIPT} ] || {
     echo $"/etc/sysconfig/network-scripts/chat-${DEVNAME} does not exist"
     echo $"ifup-ppp for ${DEVNAME} exiting"
     logger -p daemon.info -t ifup-ppp \
       $"/etc/sysconfig/network-scripts/chat-${DEVNAME} does not exist for ${DEVICE}"
     exit 1
    }
  fi
  logger -s -p daemon.notice -t ifup-ppp \
    $"Setting up a new ${PEERCONF} config file"
  if [ -f /etc/ppp/peers/${DEVICE} ]; then
    cp -f /etc/ppp/peers/${DEVICE} ${PEERCONF}
  else
    touch ${PEERCONF}
  fi
  if [ "${WVDIALSECT}" ]; then
    echo "connect \"/usr/bin/wvdial --remotename ${DEVNAME} --chat '${WVDIALSECT}'\"" >> ${PEERCONF}
  else
    echo "connect \"/usr/sbin/chat ${CHATDBG} -f ${CHATSCRIPT}\"" >> ${PEERCONF}
  fi
fi
    
opts="lock"
if [ "${HARDFLOWCTL}" != no ] ; then
  opts="$opts modem crtscts"
fi
if [ "${ESCAPECHARS}" != yes ] ; then
  opts="$opts asyncmap 00000000"
fi
if [ "${DEFROUTE}" != no ] ; then
  # pppd will no longer delete an existing default route
  # so we have to help it out a little here.
  DEFRT=$(ip route list match 0/0)
  [ -n "${DEFRT}" ] && echo "$DEFRT" > /etc/default-routes
  echo "$DEFRT" | while read spec; do
      ip route del $spec;
  done
  opts="$opts defaultroute"
fi
if [ "${PEERDNS}" != no ] ; then
  cp -f /etc/resolv.conf /etc/resolv.conf.save
  opts="$opts usepeerdns"
fi
if [ -n "${MRU}" ] ; then
  opts="$opts mru ${MRU}"
fi
if [ -n "${MTU}" ] ; then
  opts="$opts mtu ${MTU}"
fi
if [ -n "${IPADDR}${REMIP}" ] ; then
  # if either IP address is set, the following will work.
  opts="$opts ${IPADDR}:${REMIP}"
fi
if [ -n "${PAPNAME}" ] ; then
  opts="$opts user ${PAPNAME} remotename ${DEVNAME}"
fi
if [ "${DEBUG}" = yes ] ; then
  opts="$opts debug"
fi

if [ ${DEMAND} = yes ] ; then
  opts="$opts demand ktune idle ${IDLETIMEOUT} holdoff ${RETRYTIMEOUT}"
  exec=
else
  opts="$opts nodetach"
  exec=exec
fi

(logger -p daemon.info -t ifup-ppp \
  $"pppd started for ${DEVNAME} on ${MODEMPORT} at ${LINESPEED}" &)&

$exec pppd $opts ${MODEMPORT} ${LINESPEED} \
    ipparam ${DEVNAME} linkname ${DEVNAME} call ${DEVNAME}\
    noauth \
    ${PPPOPTIONS} || exit

if [ "${DEMAND}" = "yes" ] ; then
  # pppd is a tad slow to write the pid-file.
  sleep 2
  if [ -f /var/run/ppp-${DEVNAME}.pid ] ; then
    REALDEVICE=`tail -1 /var/run/ppp-${DEVNAME}.pid`
    /etc/sysconfig/network-scripts/ifup-routes ${REALDEVICE} ${DEVNAME}
  fi
fi