trunk/xen-tools/xendomains.rc

#!/bin/bash
# $Header: /root/magellan-cvs/src/xen-tools/xendomains.rc,v 1.1 2008-05-24 10:32:18 niro Exp $

#%rlevels: 3:s 4:s 5:s 0:k 1:k 2:k 6:k
#%start: 65
#%stop: 25

#deps
#%needs:
#%before:
#%after:

source /etc/sysconfig/rc
source $rc_functions

get_domname()
{
	local name_from_file=$(sed -rn 's/^name\W*=\W*\"?([[:alnum:]_\.-]+)\"?\W*;?/\1/p' "${1}" | tail -n 1)

	if [[ -z ${name_from_file} ]]
	then
		basename "${1}"
	else
		echo ${name_from_file}
	fi
}

is_running()
{
	/usr/sbin/xm list "${1}" >/dev/null 2>&1
}

set_screen_cmd()
{
	screen_cmd="screen -q -r ${SCREEN_NAME:=xen} -X"
}

using_screen()
{
	[[ "${SCREEN}" == "yes" || "${SCREEN}" == "YES" ]]
}

case "$1" in
	start)
		set_screen_cmd

		echo -e ${COLOREDSTAR}"Starting Xen domains from ${AUTODIR:=/etc/xen/auto} ..."
		if using_screen
		then
			echo -e ${COLOREDSTAR}"Creating screen session to hold domain consoles ..."
			(
			  screen -d -m -S ${SCREEN_NAME} -t dom0 \
				&& ${screen_cmd} zombie dr \
				&& logrotate -f /etc/xen/xen-consoles.logrotate \
				&& ${screen_cmd} logfile  /var/log/xen-consoles/%t.log \
				&& ${screen_cmd} logfile flush ${SCREEN_LOG_INTERVAL:-1} \
				&& ${screen_cmd} log on \
				&& ${screen_cmd} deflog on
			) >/dev/null
			if [[ $? -ne 0 ]]
			then
				evaluate_retval
				return 1
			else
				evaluate_retval
			fi
		fi

		# Create all domains with config files in AUTODIR
		for dom in $(ls "${AUTODIR}/"* 2>/dev/null)
		do
			name=$(get_domname ${dom})
			if ! is_running ${name}
			then
				echo -e ${COLOREDSTAR}"Starting domain ${name} ..."
				if using_screen
				then
					${screen_cmd} screen -t ${name} xm create ${dom} -c
				else
					xm create --quiet ${dom}
				fi
				evaluate_retval
			else
				${WARNING} "Not starting domain ${name} - already running ..."
			fi
		done

		update_svcstatus $1
		splash svc_started "$(basename $0)" 0
		;;

	stop)
		set_screen_cmd

		echo -e ${COLOREDSTAR}"Shutting down Xen domains from ${AUTODIR:=/etc/xen/auto} ..."
		# Stop all domains with config files in AUTODIR
		for dom in $(ls "${AUTODIR}/"* 2>/dev/null)
		do
			name=$(get_domname ${dom})
			if is_running ${name}
			then
				echo -e ${COLOREDSTAR}"Stopping domain ${name} ..."
				xm shutdown --wait ${name} >/dev/null
				evaluate_retval
			else
				${WARNING} "Not stopping domain ${name} - not running ..."
			fi
		done

		if using_screen
		then
			echo -e ${COLOREDSTAR}"Closing screen session ${SCREEN_NAME} ..."
			${screen_cmd} quit
			evaluate_retval
		fi

		update_svcstatus $1
		splash svc_stopped "$(basename $0)" 0
		;;

	restart)
		$0 stop
		sleep 1
		$0 start
		;;

	status)
		/usr/sbin/xm list
		;;

	*)
		echo "Usage: $0 {start|stop|restart|status}"
		exit 1
		;;
esac
1	#!/bin/bash
2	# $Header: /root/magellan-cvs/src/xen-tools/xendomains.rc,v 1.1 2008-05-24 10:32:18 niro Exp $
3
4	#%rlevels: 3:s 4:s 5:s 0:k 1:k 2:k 6:k
5	#%start: 65
6	#%stop: 25
7
8	#deps
9	#%needs:
10	#%before:
11	#%after:
12
13	source /etc/sysconfig/rc
14	source $rc_functions
15
16	get_domname()
17	{
18	local name_from_file=$(sed -rn 's/^name\W=\W\"?([[:alnum:]_\.-]+)\"?\W*;?/\1/p' "${1}" \| tail -n 1)
19
20	if [[ -z ${name_from_file} ]]
21	then
22	basename "${1}"
23	else
24	echo ${name_from_file}
25	fi
26	}
27
28	is_running()
29	{
30	/usr/sbin/xm list "${1}" >/dev/null 2>&1
31	}
32
33	set_screen_cmd()
34	{
35	screen_cmd="screen -q -r ${SCREEN_NAME:=xen} -X"
36	}
37
38	using_screen()
39	{
40	[[ "${SCREEN}" == "yes" \|\| "${SCREEN}" == "YES" ]]
41	}
42
43	case "$1" in
44	start)
45	set_screen_cmd
46
47	echo -e ${COLOREDSTAR}"Starting Xen domains from ${AUTODIR:=/etc/xen/auto} ..."
48	if using_screen
49	then
50	echo -e ${COLOREDSTAR}"Creating screen session to hold domain consoles ..."
51	(
52	screen -d -m -S ${SCREEN_NAME} -t dom0 \
53	&& ${screen_cmd} zombie dr \
54	&& logrotate -f /etc/xen/xen-consoles.logrotate \
55	&& ${screen_cmd} logfile /var/log/xen-consoles/%t.log \
56	&& ${screen_cmd} logfile flush ${SCREEN_LOG_INTERVAL:-1} \
57	&& ${screen_cmd} log on \
58	&& ${screen_cmd} deflog on
59	) >/dev/null
60	if [[ $? -ne 0 ]]
61	then
62	evaluate_retval
63	return 1
64	else
65	evaluate_retval
66	fi
67	fi
68
69	# Create all domains with config files in AUTODIR
70	for dom in $(ls "${AUTODIR}/"* 2>/dev/null)
71	do
72	name=$(get_domname ${dom})
73	if ! is_running ${name}
74	then
75	echo -e ${COLOREDSTAR}"Starting domain ${name} ..."
76	if using_screen
77	then
78	${screen_cmd} screen -t ${name} xm create ${dom} -c
79	else
80	xm create --quiet ${dom}
81	fi
82	evaluate_retval
83	else
84	${WARNING} "Not starting domain ${name} - already running ..."
85	fi
86	done
87
88	update_svcstatus $1
89	splash svc_started "$(basename $0)" 0
90	;;
91
92	stop)
93	set_screen_cmd
94
95	echo -e ${COLOREDSTAR}"Shutting down Xen domains from ${AUTODIR:=/etc/xen/auto} ..."
96	# Stop all domains with config files in AUTODIR
97	for dom in $(ls "${AUTODIR}/"* 2>/dev/null)
98	do
99	name=$(get_domname ${dom})
100	if is_running ${name}
101	then
102	echo -e ${COLOREDSTAR}"Stopping domain ${name} ..."
103	xm shutdown --wait ${name} >/dev/null
104	evaluate_retval
105	else
106	${WARNING} "Not stopping domain ${name} - not running ..."
107	fi
108	done
109
110	if using_screen
111	then
112	echo -e ${COLOREDSTAR}"Closing screen session ${SCREEN_NAME} ..."
113	${screen_cmd} quit
114	evaluate_retval
115	fi
116
117	update_svcstatus $1
118	splash svc_stopped "$(basename $0)" 0
119	;;
120
121	restart)
122	$0 stop
123	sleep 1
124	$0 start
125	;;
126
127	status)
128	/usr/sbin/xm list
129	;;
130
131	*)
132	echo "Usage: $0 {start\|stop\|restart\|status}"
133	exit 1
134	;;
135	esac