diff options
Diffstat (limited to 'test/system')
| -rw-r--r-- | test/system/200-pod.bats | 75 |
1 files changed, 53 insertions, 22 deletions
diff --git a/test/system/200-pod.bats b/test/system/200-pod.bats index 7b7f5e8bb..b9c668993 100644 --- a/test/system/200-pod.bats +++ b/test/system/200-pod.bats @@ -2,12 +2,17 @@ load helpers +LOOPDEVICE= + # This is a long ugly way to clean up pods and remove the pause image function teardown() { run_podman pod rm -f -t 0 -a run_podman rm -f -t 0 -a run_podman rmi --ignore $(pause_image) basic_teardown + if [[ -n "$LOOPDEVICE" ]]; then + losetup -d $LOOPDEVICE + fi } @@ -474,31 +479,57 @@ spec: @test "pod resource limits" { skip_if_remote "resource limits only implemented on non-remote" - if is_rootless; then + if is_rootless || ! is_cgroupsv2; then skip "only meaningful for rootful" fi - local name1="resources1" - run_podman --cgroup-manager=systemd pod create --name=$name1 --cpus=5 --memory=10m - run_podman --cgroup-manager=systemd pod start $name1 - run_podman pod inspect --format '{{.CgroupPath}}' $name1 - local path1="$output" - local actual1=$(< /sys/fs/cgroup/$path1/cpu.max) - is "$actual1" "500000 100000" "resource limits set properly" - local actual2=$(< /sys/fs/cgroup/$path1/memory.max) - is "$actual2" "10485760" "resource limits set properly" - run_podman pod --cgroup-manager=systemd rm -f $name1 - - local name2="resources2" - run_podman --cgroup-manager=cgroupfs pod create --cpus=5 --memory=10m --name=$name2 - run_podman --cgroup-manager=cgroupfs pod start $name2 - run_podman pod inspect --format '{{.CgroupPath}}' $name2 - local path2="$output" - local actual2=$(< /sys/fs/cgroup/$path2/cpu.max) - is "$actual2" "500000 100000" "resource limits set properly" - local actual2=$(< /sys/fs/cgroup/$path2/memory.max) - is "$actual2" "10485760" "resource limits set properly" - run_podman --cgroup-manager=cgroupfs pod rm $name2 + # create loopback device + lofile=${PODMAN_TMPDIR}/disk.img + fallocate -l 1k ${lofile} + LOOPDEVICE=$(losetup --show -f $lofile) + + # tr needed because losetup seems to use %2d + lomajmin=$(losetup -l --noheadings --output MAJ:MIN $LOOPDEVICE | tr -d ' ') + run grep -w bfq /sys/block/$(basename ${LOOPDEVICE})/queue/scheduler + if [ $status -ne 0 ]; then + skip "BFQ scheduler is not supported on the system" + if [ -f ${lofile} ]; then + run_podman '?' rm -t 0 --all --force --ignore + + while read path dev; do + if [[ "$path" == "$lofile" ]]; then + losetup -d $dev + fi + done < <(losetup -l --noheadings --output BACK-FILE,NAME) + rm ${lofile} + fi + fi + echo bfq > /sys/block/$(basename ${LOOPDEVICE})/queue/scheduler + + expected_limits=" +cpu.max | 500000 100000 +memory.max | 5242880 +memory.swap.max | 1068498944 +io.max | $lomajmin rbps=1048576 wbps=1048576 riops=max wiops=max +" + + for cgm in systemd cgroupfs; do + local name=resources-$cgm + run_podman --cgroup-manager=$cgm pod create --name=$name --cpus=5 --memory=5m --memory-swap=1g --cpu-shares=1000 --cpuset-cpus=0 --cpuset-mems=0 --device-read-bps=${LOOPDEVICE}:1mb --device-write-bps=${LOOPDEVICE}:1mb --blkio-weight-device=${LOOPDEVICE}:123 --blkio-weight=50 + run_podman --cgroup-manager=$cgm pod start $name + run_podman pod inspect --format '{{.CgroupPath}}' $name + local cgroup_path="$output" + + while read unit expect; do + local actual=$(< /sys/fs/cgroup/$cgroup_path/$unit) + is "$actual" "$expect" "resource limit under $cgm: $unit" + done < <(parse_table "$expected_limits") + run_podman --cgroup-manager=$cgm pod rm -f $name + done + + # Clean up, and prevent duplicate cleanup in teardown + losetup -d $LOOPDEVICE + LOOPDEVICE= } @test "podman pod ps doesn't race with pod rm" { |