blob: 73eff1d0b8f14a9df3061b05264488009d92941c [file] [log] [blame]
#!/usr/bin/env bats
load helpers
TEST_CGROUP_NAME="runc-cgroups-integration-test"
CGROUP_MEMORY="${CGROUP_BASE_PATH}/${TEST_CGROUP_NAME}"
function teardown() {
rm -f $BATS_TMPDIR/runc-update-integration-test.json
teardown_running_container test_cgroups_kmem
teardown_busybox
}
function setup() {
teardown
setup_busybox
}
function check_cgroup_value() {
cgroup=$1
source=$2
expected=$3
current=$(cat $cgroup/$source)
echo $cgroup/$source
echo "current" $current "!?" "$expected"
[ "$current" -eq "$expected" ]
}
@test "runc update --kernel-memory (initialized)" {
requires cgroups_kmem
# Add cgroup path
sed -i 's/\("linux": {\)/\1\n "cgroupsPath": "\/runc-cgroups-integration-test",/' ${BUSYBOX_BUNDLE}/config.json
# Set some initial known values
DATA=$(cat <<-EOF
"memory": {
"kernel": 16777216
},
EOF
)
DATA=$(echo ${DATA} | sed 's/\n/\\n/g')
sed -i "s/\(\"resources\": {\)/\1\n${DATA}/" ${BUSYBOX_BUNDLE}/config.json
# run a detached busybox to work with
runc run -d --console /dev/pts/ptmx test_cgroups_kmem
[ "$status" -eq 0 ]
wait_for_container 15 1 test_cgroups_kmem
# update kernel memory limit
runc update test_cgroups_kmem --kernel-memory 50331648
[ "$status" -eq 0 ]
# check the value
check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 50331648
}
@test "runc update --kernel-memory (uninitialized)" {
requires cgroups_kmem
# Add cgroup path
sed -i 's/\("linux": {\)/\1\n "cgroupsPath": "\/runc-cgroups-integration-test",/' ${BUSYBOX_BUNDLE}/config.json
# run a detached busybox to work with
runc run -d --console /dev/pts/ptmx test_cgroups_kmem
[ "$status" -eq 0 ]
wait_for_container 15 1 test_cgroups_kmem
# update kernel memory limit
runc update test_cgroups_kmem --kernel-memory 50331648
# Since kernel 4.6, we can update kernel memory without initialization
# because it's accounted by default.
if [ "$KERNEL_MAJOR" -lt 4 ] || [ "$KERNEL_MAJOR" -eq 4 -a "$KERNEL_MINOR" -le 5 ]; then
[ ! "$status" -eq 0 ]
else
[ "$status" -eq 0 ]
check_cgroup_value $CGROUP_MEMORY "memory.kmem.limit_in_bytes" 50331648
fi
}