sysconfig/network-scripts/ifdown-ppp


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

#!/bin/bash
PATH=/sbin:/usr/sbin:/bin:/usr/bin

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

CONFIG=$1
source_config

if [ ! -f /var/run/ppp-$DEVICE.dev ]; then
    # ppp isn't running, or we didn't start it
    exit 0
fi

file=/var/run/`cat /var/run/ppp-$DEVICE.dev`.pid

# signals ifup-ppp not to persist -- must do this before exiting if PPP
# has not yet started ($file does not exist).
rm -f /var/run/ppp-$DEVICE.dev

if [ ! -f $file ]; then
    exit 0
fi

PID=`cat $file`
if [ -z "$PID" ]; then
  exit 1
fi

# pppd might have chat as a child; remember chat's pid to kill after pppd.
# (After, not before, so that pppd doesn't just restart it).

CHATPID=`ps axl | awk '$4 ~ /^'"$PID"'$/ {print $3}' 2>/dev/null`

kill $PID > /dev/null 2>&1
[ -n "$CHATPID" ] && kill $CHATPID > /dev/null 2>&1
if [ ! -d /proc/$PID ]; then
  /etc/sysconfig/network-scripts/ifdown-post $1
  exit 0
fi
sleep 2
if [ ! -d /proc/$PID ]; then
  /etc/sysconfig/network-scripts/ifdown-post $1
  exit 0
fi

kill -KILL $PID > /dev/null 2>&1
if [ -d /proc/$PID ]; then
  logger -p daemon.info -t ifdown-ppp "ifdown-ppp unable to kill pppd-$DEVICE" &
else
  /etc/sysconfig/network-scripts/ifdown-post $1
fi

exit 1