[mirror_lxc.git] / src / tests / lxc-test-automount

#!/bin/bash

# lxc: linux Container library

# Authors:
# Serge Hallyn <serge.hallyn@ubuntu.com>

# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.

# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

# At the moment this only tests cgroup automount.  Testing proc and
# sys automounts would be worthwhile.

[ -f /proc/self/ns/cgroup ] && exit 0

# cgmanager doesn't do the same cgroup filesystem mounting
cgm ping && exit 0

set -ex

cleanup() {
	set +e
	rmdir /sys/fs/cgroup/freezer/xx
	lxc-destroy -n lxc-test-automount -f
	if [ $PHASE != "done" ]; then
		echo "automount test failed at $PHASE"
		exit 1
	fi
	echo "automount test passed"
	exit 0
}

PHASE=setup
trap cleanup EXIT

rmdir /sys/fs/cgroup/freezer/xx || true
lxc-destroy -n lxc-test-automount -f || true
lxc-create -t busybox -n lxc-test-automount

PHASE=no-cgroup
echo "Starting phase $PHASE"
config=/var/lib/lxc/lxc-test-automount/config
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = proc:mixed sys:mixed" >> $config

lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 0 ]

# Tests are as follows:
# 1. check that freezer controller is mounted
# 2. check that it is cgroupfs for cgroup-full (/cgroup.procs exists) or
#    tmpfs for cgroup
# 3. check that root cgroup dir is readonly or not (try mkdir)
# 4. check that the container's cgroup dir is readonly or not
# 5. check that the container's cgroup dir is cgroupfs (/cgroup.procs exists)

lxc-stop -n lxc-test-automount -k
PHASE=cgroup:mixed
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup:mixed proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx || ro=1
[ $ro -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -ne 1 ]

lxc-stop -n lxc-test-automount -k
PHASE=cgroup:ro
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup:ro proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx || ro=1
[ $ro -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -ne 1 ]

lxc-stop -n lxc-test-automount -k
PHASE=cgroup:rw
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup:rw proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 1 ]
rmdir /proc/$pid/root/sys/fs/cgroup/freezer/xx
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx || ro=1
[ $ro -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -ne 1 ]

# cgroup-full

lxc-stop -n lxc-test-automount -k
PHASE=cgroup-full:mixed
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup-full:mixed  proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 1 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx || ro=1
[ $ro -ne 1 ]
rmdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -ne 1 ]

lxc-stop -n lxc-test-automount -k
PHASE=cgroup-full:ro
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup-full:ro proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 1 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 0 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xy || ro=1
[ $ro -ne 0 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -ne 1 ]

lxc-stop -n lxc-test-automount -k
PHASE=cgroup-full:rw
echo "Starting phase $PHASE"
sed -i '/lxc.mount.auto/d' $config
echo "lxc.mount.auto = cgroup-full:rw proc:mixed sys:mixed" >> $config
lxc-start -n lxc-test-automount
pid=$(lxc-info -n lxc-test-automount -p -H)
cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer || notfound=1
[ $notfound -ne 1 ]
notfound=0
stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs || notfound=1
[ $notfound -ne 1 ]
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx || ro=1
[ $ro -ne 1 ]
rmdir /proc/$pid/root/sys/fs/cgroup/freezer/xx
ro=0
mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx || ro=1
[ $ro -ne 1 ]
notfound=0
/proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs || notfound=1
[ $notfound -eq 1 ]

PHASE=done
Commit	Line	Data
8aa1044f SH	1	#!/bin/bash
	2
	3	# lxc: linux Container library
	4
	5	# Authors:
	6	# Serge Hallyn <serge.hallyn@ubuntu.com>
	7
	8	# This library is free software; you can redistribute it and/or
	9	# modify it under the terms of the GNU Lesser General Public
	10	# License as published by the Free Software Foundation; either
	11	# version 2.1 of the License, or (at your option) any later version.
	12
	13	# This library is distributed in the hope that it will be useful,
	14	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	# Lesser General Public License for more details.
	17
	18	# You should have received a copy of the GNU Lesser General Public
	19	# License along with this library; if not, write to the Free Software
	20	# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
	21
	22	# At the moment this only tests cgroup automount. Testing proc and
	23	# sys automounts would be worthwhile.
	24
	25	[ -f /proc/self/ns/cgroup ] && exit 0
	26
9ec45e7f SH	27	# cgmanager doesn't do the same cgroup filesystem mounting
	28	cgm ping && exit 0
	29
8aa1044f SH	30	set -ex
	31
	32	cleanup() {
	33	set +e
	34	rmdir /sys/fs/cgroup/freezer/xx
	35	lxc-destroy -n lxc-test-automount -f
	36	if [ $PHASE != "done" ]; then
	37	echo "automount test failed at $PHASE"
	38	exit 1
	39	fi
	40	echo "automount test passed"
	41	exit 0
	42	}
	43
	44	PHASE=setup
	45	trap cleanup EXIT
	46
	47	rmdir /sys/fs/cgroup/freezer/xx \|\| true
	48	lxc-destroy -n lxc-test-automount -f \|\| true
	49	lxc-create -t busybox -n lxc-test-automount
	50
	51	PHASE=no-cgroup
	52	echo "Starting phase $PHASE"
	53	config=/var/lib/lxc/lxc-test-automount/config
	54	sed -i '/lxc.mount.auto/d' $config
	55	echo "lxc.mount.auto = proc:mixed sys:mixed" >> $config
	56
	57	lxc-start -n lxc-test-automount
ac46b356 DH	58	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	59	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	60	notfound=0
	61	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	62	[ $notfound -ne 0 ]
	63
	64	# Tests are as follows:
	65	# 1. check that freezer controller is mounted
	66	# 2. check that it is cgroupfs for cgroup-full (/cgroup.procs exists) or
	67	# tmpfs for cgroup
	68	# 3. check that root cgroup dir is readonly or not (try mkdir)
	69	# 4. check that the container's cgroup dir is readonly or not
	70	# 5. check that the container's cgroup dir is cgroupfs (/cgroup.procs exists)
	71
	72	lxc-stop -n lxc-test-automount -k
	73	PHASE=cgroup:mixed
	74	echo "Starting phase $PHASE"
	75	sed -i '/lxc.mount.auto/d' $config
	76	echo "lxc.mount.auto = cgroup:mixed proc:mixed sys:mixed" >> $config
	77	lxc-start -n lxc-test-automount
ac46b356	78	pid=$(lxc-info -n lxc-test-automount -p -H)
8aa1044f SH	79	notfound=0
	80	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	81	[ $notfound -ne 1 ]
	82	notfound=0
	83	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	84	[ $notfound -ne 0 ]
	85	ro=0
	86	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	87	[ $ro -ne 0 ]
	88	ro=0
	89	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx \|\| ro=1
	90	[ $ro -ne 1 ]
	91	notfound=0
	92	stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	93	[ $notfound -ne 1 ]
	94
	95	lxc-stop -n lxc-test-automount -k
	96	PHASE=cgroup:ro
	97	echo "Starting phase $PHASE"
	98	sed -i '/lxc.mount.auto/d' $config
	99	echo "lxc.mount.auto = cgroup:ro proc:mixed sys:mixed" >> $config
	100	lxc-start -n lxc-test-automount
ac46b356 DH	101	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	102	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	103	notfound=0
	104	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	105	[ $notfound -ne 1 ]
	106	notfound=0
	107	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	108	[ $notfound -ne 0 ]
	109	ro=0
	110	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	111	[ $ro -ne 0 ]
	112	ro=0
	113	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx \|\| ro=1
	114	[ $ro -ne 1 ]
	115	notfound=0
	116	stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	117	[ $notfound -ne 1 ]
	118
	119	lxc-stop -n lxc-test-automount -k
	120	PHASE=cgroup:rw
	121	echo "Starting phase $PHASE"
	122	sed -i '/lxc.mount.auto/d' $config
	123	echo "lxc.mount.auto = cgroup:rw proc:mixed sys:mixed" >> $config
	124	lxc-start -n lxc-test-automount
ac46b356 DH	125	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	126	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	127	notfound=0
	128	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	129	[ $notfound -ne 1 ]
	130	notfound=0
	131	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	132	[ $notfound -ne 0 ]
	133	ro=0
	134	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	135	[ $ro -ne 1 ]
	136	rmdir /proc/$pid/root/sys/fs/cgroup/freezer/xx
	137	ro=0
	138	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx \|\| ro=1
	139	[ $ro -ne 1 ]
	140	notfound=0
	141	stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	142	[ $notfound -ne 1 ]
	143
	144	# cgroup-full
	145
	146	lxc-stop -n lxc-test-automount -k
	147	PHASE=cgroup-full:mixed
	148	echo "Starting phase $PHASE"
	149	sed -i '/lxc.mount.auto/d' $config
	150	echo "lxc.mount.auto = cgroup-full:mixed proc:mixed sys:mixed" >> $config
	151	lxc-start -n lxc-test-automount
ac46b356 DH	152	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	153	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	154	notfound=0
	155	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	156	[ $notfound -ne 1 ]
	157	notfound=0
	158	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	159	[ $notfound -ne 1 ]
	160	ro=0
	161	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	162	[ $ro -ne 0 ]
	163	ro=0
	164	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx \|\| ro=1
	165	[ $ro -ne 1 ]
	166	rmdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx
	167	notfound=0
	168	stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	169	[ $notfound -ne 1 ]
	170
	171	lxc-stop -n lxc-test-automount -k
	172	PHASE=cgroup-full:ro
	173	echo "Starting phase $PHASE"
	174	sed -i '/lxc.mount.auto/d' $config
	175	echo "lxc.mount.auto = cgroup-full:ro proc:mixed sys:mixed" >> $config
	176	lxc-start -n lxc-test-automount
ac46b356 DH	177	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	178	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	179	notfound=0
	180	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	181	[ $notfound -ne 1 ]
	182	notfound=0
	183	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	184	[ $notfound -ne 1 ]
	185	ro=0
	186	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	187	[ $ro -ne 0 ]
	188	ro=0
	189	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xy \|\| ro=1
	190	[ $ro -ne 0 ]
	191	notfound=0
	192	stat /proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	193	[ $notfound -ne 1 ]
	194
	195	lxc-stop -n lxc-test-automount -k
	196	PHASE=cgroup-full:rw
	197	echo "Starting phase $PHASE"
	198	sed -i '/lxc.mount.auto/d' $config
	199	echo "lxc.mount.auto = cgroup-full:rw proc:mixed sys:mixed" >> $config
	200	lxc-start -n lxc-test-automount
ac46b356 DH	201	pid=$(lxc-info -n lxc-test-automount -p -H)
ac46b356 DH	202	cg=$(awk -F: '/freezer/ { print $3 }' /proc/$pid/cgroup)
8aa1044f SH	203	notfound=0
	204	stat /proc/$pid/root/sys/fs/cgroup/freezer \|\| notfound=1
	205	[ $notfound -ne 1 ]
	206	notfound=0
	207	stat /proc/$pid/root/sys/fs/cgroup/freezer/cgroup.procs \|\| notfound=1
	208	[ $notfound -ne 1 ]
	209	ro=0
	210	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/xx \|\| ro=1
	211	[ $ro -ne 1 ]
	212	rmdir /proc/$pid/root/sys/fs/cgroup/freezer/xx
	213	ro=0
	214	mkdir /proc/$pid/root/sys/fs/cgroup/freezer/$cg/xx \|\| ro=1
	215	[ $ro -ne 1 ]
	216	notfound=0
	217	/proc/$pid/root/sys/fs/cgroup/freezer/$cg/cgroup.procs \|\| notfound=1
	218	[ $notfound -eq 1 ]
	219
	220	PHASE=done