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-rw-r--r--test/system/180-blkio.bats69
1 files changed, 69 insertions, 0 deletions
diff --git a/test/system/180-blkio.bats b/test/system/180-blkio.bats
new file mode 100644
index 000000000..68449681a
--- /dev/null
+++ b/test/system/180-blkio.bats
@@ -0,0 +1,69 @@
+#!/usr/bin/env bats -*- bats -*-
+#
+# podman blkio-related tests
+#
+
+load helpers
+
+function teardown() {
+ lofile=${PODMAN_TMPDIR}/disk.img
+ if [ -f ${lofile} ]; then
+ run_podman '?' rm -t 0 --all --force
+
+ while read path dev; do
+ if [[ "$path" == "$lofile" ]]; then
+ losetup -d $dev
+ fi
+ done < <(losetup -l --noheadings --output BACK-FILE,NAME)
+
+ rm ${lofile}
+ fi
+ basic_teardown
+}
+
+@test "podman run --blkio-weight-device" {
+
+ skip_if_rootless "cannot create devices in rootless mode"
+
+ # create loopback device
+ lofile=${PODMAN_TMPDIR}/disk.img
+ fallocate -l 1k ${lofile}
+ losetup -f ${lofile}
+
+ run losetup -l --noheadings --output BACK-FILE,NAME,MAJ:MIN
+ is "$output" ".\+" "Empty output from losetup"
+
+ lodevice=$(awk "\$1 == \"$lofile\" { print \$2 }" <<<"$output")
+ lomajmin=$(awk "\$1 == \"$lofile\" { print \$3 }" <<<"$output")
+
+ is "$lodevice" ".\+" "Could not determine device for $lofile"
+ is "$lomajmin" ".\+" "Could not determine major/minor for $lofile"
+
+ # use bfq io scheduler
+ run grep -w bfq /sys/block/$(basename ${lodevice})/queue/scheduler
+ if [ $status -ne 0 ]; then
+ skip "BFQ scheduler is not supported on the system"
+ fi
+ echo bfq > /sys/block/$(basename ${lodevice})/queue/scheduler
+
+ # run podman
+ if is_cgroupsv2; then
+ if [ ! -f /sys/fs/cgroup/system.slice/io.bfq.weight ]; then
+ skip "Kernel does not support BFQ IO scheduler"
+ fi
+ run_podman run --device ${lodevice}:${lodevice} --blkio-weight-device ${lodevice}:123 --rm $IMAGE \
+ /bin/sh -c "cat /sys/fs/cgroup/\$(sed -e 's/0:://' < /proc/self/cgroup)/io.bfq.weight"
+ is "${lines[1]}" "${lomajmin}\s\+123"
+ else
+ if [ ! -f /sys/fs/cgroup/blkio/system.slice/blkio.bfq.weight_device ]; then
+ skip "Kernel does not support BFQ IO scheduler"
+ fi
+ if [ $(podman_runtime) = "crun" ]; then
+ # As of crun 1.2, crun doesn't support blkio.bfq.weight_device
+ skip "crun doesn't support blkio.bfq.weight_device"
+ fi
+ run_podman run --device ${lodevice}:${lodevice} --blkio-weight-device ${lodevice}:123 --rm $IMAGE \
+ /bin/sh -c "cat /sys/fs/cgroup/blkio/blkio.bfq.weight_device"
+ is "${lines[1]}" "${lomajmin}\s\+123"
+ fi
+}