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
|
#!/bin/sh
IPVSADM="/sbin/ipvsadm"
IPVSADM_RULES="/etc/ipvsadm.rules"
IPVSADM_CONFIG="/etc/default/ipvsadm"
AUTO="false"
DAEMON="none" # none|master|backup
IFACE="eth0"
start () {
case $DAEMON in
master|backup)
echo -n "Starting IPVS Connection Synchronization Daemon ($DAEMON): "
$IPVSADM --start-daemon $DAEMON --mcast-interface $IFACE
echo "Done."
;;
esac
}
stop () {
case $DAEMON in
master|backup)
echo -n "Stopping IPVS Connection Synchronization Daemon ($DAEMON): "
$IPVSADM --stop-daemon
echo "Done."
;;
esac
}
flush () {
echo -n "Clearing the current IPVS table: "
ipvsadm -C
echo "Done."
}
load () {
echo -n "Loading IPVS configuration: "
grep -v "^#" $IPVSADM_RULES | $IPVSADM -R
echo "Done."
}
save () {
echo -n "Saving IPVS configuration: "
echo "# ipvsadm.rules" > $IPVSADM_RULES
$IPVSADM -S -n >> $IPVSADM_RULES
echo "Done."
}
if [ -f $IPVSADM_CONFIG ]; then
. $IPVSADM_CONFIG
fi
if [ ! -x $IPVSADM ]; then
exit 0
fi
if [ ! -f "/proc/net/ip_vs_conn" ]; then
echo "Kernel does not support IPVS!"
exit 0
fi
if [ ! -f $IPVSADM_RULES ]; then
echo "# ipvsadm.rules" > $IPVSADM_RULES
fi
case "$1" in
start)
if [ "$AUTO" = "true" ]; then
flush
load
fi
start
;;
stop)
stop
if [ "$AUTO" = "true" ]; then
save
flush
fi
;;
restart)
stop
if [ "$AUTO" = "true" ]; then
flush
load
fi
start
;;
reload|force-reload)
if [ "$AUTO" = "true" ]; then
flush
load
fi
;;
status)
ipvsadm -L -n
;;
rate)
ipvsadm -L --rate -n
;;
load)
flush
load
;;
save)
save
;;
*)
echo "Usage: $0
{start|stop|restart|status|rate|load|save|reload|force-reload}"
exit 1
;;
esac
exit 0
|
