tags/qemu-networking-1/qemu-networking.in

#!/bin/sh

source @@confddir@@/qemu-networking

checkconfig()
{
	if [ -z "${VMNETWORK}" ] ||
		[ -z "${VMROUTERIP}" ] ||
		[ -z "${BRIDGEDEV}" ] ||
		[ -z "${TAPDEV}" ]
	then
		logger -s -p daemon.err -t qemu-networking.service \
			"Qemu Networking not set up, please edit /etc/conf.d/qemu-networking"
		return 1
	fi

	if [ ! -x $(which iptables 2>/dev/null) ]
	then
		logger -s -p daemon.err -t qemu-networking.service \
			"No 'iptables' executable found, please install 'net-misc/iptables'"
		return 1
	fi

	if [ ! -x $(which vde_switch 2>/dev/null) ]
	then
		logger -s -p daemon.err -t qemu-networking.service \
			"No 'vde_switch' executable found, please install 'net-misc/vde2'"
		return 1
	fi

	if [ ! -x $(which sysctl 2>/dev/null) ]
	then
		logger -s -p daemon.err -t qemu-networking.service \
			"No 'sysctl' executable found, please install 'sys-apps/procps'"
		return 1
	fi

	return 0
}

case $1 in
	start)
		checkconfig || exit 6

		# create interface
		vde_switch -tap ${TAPDEV} -daemon -mod 660 -group kvm -p /var/run/vde-qemu.pid
		ifconfig ${TAPDEV} ${VMROUTERIP} up

		# maquerade and forward
		sysctl -q -w net.ipv4.ip_forward=1
		iptables -t nat -A POSTROUTING -s ${VMNETWORK} -o ${BRIDGEDEV} -j MASQUERADE
		;;

	stop)
		checkconfig || exit 6

		# maquerade and forward
		iptables -t nat -D POSTROUTING -s ${VMNETWORK} -o ${BRIDGEDEV} -j MASQUERADE

		# destroy interface
		ifconfig ${TAPDEV} down
		kill -15 $(< /var/run/vde-qemu.pid)
		;;
esac
1	niro	1822	#!/bin/sh
2
3			source @@confddir@@/qemu-networking
4
5			checkconfig()
6			{
7			if [ -z "${VMNETWORK}" ] \|\|
8			[ -z "${VMROUTERIP}" ] \|\|
9			[ -z "${BRIDGEDEV}" ] \|\|
10			[ -z "${TAPDEV}" ]
11			then
12			logger -s -p daemon.err -t qemu-networking.service \
13			"Qemu Networking not set up, please edit /etc/conf.d/qemu-networking"
14			return 1
15			fi
16
17			if [ ! -x $(which iptables 2>/dev/null) ]
18			then
19			logger -s -p daemon.err -t qemu-networking.service \
20			"No 'iptables' executable found, please install 'net-misc/iptables'"
21			return 1
22			fi
23
24			if [ ! -x $(which vde_switch 2>/dev/null) ]
25			then
26			logger -s -p daemon.err -t qemu-networking.service \
27			"No 'vde_switch' executable found, please install 'net-misc/vde2'"
28			return 1
29			fi
30
31			if [ ! -x $(which sysctl 2>/dev/null) ]
32			then
33			logger -s -p daemon.err -t qemu-networking.service \
34			"No 'sysctl' executable found, please install 'sys-apps/procps'"
35			return 1
36			fi
37
38			return 0
39			}
40
41			case $1 in
42			start)
43			checkconfig \|\| exit 6
44
45			# create interface
46			vde_switch -tap ${TAPDEV} -daemon -mod 660 -group kvm -p /var/run/vde-qemu.pid
47			ifconfig ${TAPDEV} ${VMROUTERIP} up
48
49			# maquerade and forward
50			sysctl -q -w net.ipv4.ip_forward=1
51			iptables -t nat -A POSTROUTING -s ${VMNETWORK} -o ${BRIDGEDEV} -j MASQUERADE
52			;;
53
54			stop)
55			checkconfig \|\| exit 6
56
57			# maquerade and forward
58			iptables -t nat -D POSTROUTING -s ${VMNETWORK} -o ${BRIDGEDEV} -j MASQUERADE
59
60			# destroy interface
61			ifconfig ${TAPDEV} down
62			kill -15 $(< /var/run/vde-qemu.pid)
63			;;
64			esac