[libvirt PATCH 9/9] tests: add cgroup nested tests

Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com&gt; --- tests/vircgroupdata/systemd-legacy.cgroups | 12 ++++ tests/vircgroupdata/systemd-legacy.mounts | 11 +++ .../vircgroupdata/systemd-legacy.self.cgroup | 11 +++ tests/vircgroupdata/systemd-unified.cgroups | 13 ++++ tests/vircgroupdata/systemd-unified.mounts | 1 + .../vircgroupdata/systemd-unified.self.cgroup | 1 + tests/vircgrouptest.c | 72 +++++++++++++++++++ 7 files changed, 121 insertions(+) create mode 100644 tests/vircgroupdata/systemd-legacy.cgroups create mode 100644 tests/vircgroupdata/systemd-legacy.mounts create mode 100644 tests/vircgroupdata/systemd-legacy.self.cgroup create mode 100644 tests/vircgroupdata/systemd-unified.cgroups create mode 100644 tests/vircgroupdata/systemd-unified.mounts create mode 100644 tests/vircgroupdata/systemd-unified.self.cgroup diff --git a/tests/vircgroupdata/systemd-legacy.cgroups b/tests/vircgroupdata/systemd-legacy.cgroups new file mode 100644 index 0000000000..444354e3c8 --- /dev/null +++ b/tests/vircgroupdata/systemd-legacy.cgroups @@ -0,0 +1,12 @@ +#subsys_name hierarchy num_cgroups enabled +blkio 1 1 1 +cpu 2 1 1 +cpuacct 3 1 1 +cpuset 4 1 1 +devices 5 1 1 +freezer 6 1 1 +hugetlb 7 1 1 +memory 8 1 1 +net_cls 9 1 1 +perf_event 10 1 1 +pids 11 1 1 diff --git a/tests/vircgroupdata/systemd-legacy.mounts b/tests/vircgroupdata/systemd-legacy.mounts new file mode 100644 index 0000000000..23462e9e68 --- /dev/null +++ b/tests/vircgroupdata/systemd-legacy.mounts @@ -0,0 +1,11 @@ +cgroup /not/really/sys/fs/cgroup/blkio cgroup rw,seclabel,nosuid,nodev,noexec,relatime,blkio 0 0 +cgroup /not/really/sys/fs/cgroup/cpu cgroup rw,seclabel,nosuid,nodev,noexec,relatime,cpu 0 0 +cgroup /not/really/sys/fs/cgroup/cpuacct cgroup rw,seclabel,nosuid,nodev,noexec,relatime,cpuacct 0 0 +cgroup /not/really/sys/fs/cgroup/cpuset cgroup rw,seclabel,nosuid,nodev,noexec,relatime,cpuset 0 0 +cgroup /not/really/sys/fs/cgroup/devices cgroup rw,seclabel,nosuid,nodev,noexec,relatime,devices 0 0 +cgroup /not/really/sys/fs/cgroup/freezer cgroup rw,seclabel,nosuid,nodev,noexec,relatime,freezer 0 0 +cgroup /not/really/sys/fs/cgroup/hugetlb cgroup rw,seclabel,nosuid,nodev,noexec,relatime,hugetlb 0 0 +cgroup /not/really/sys/fs/cgroup/memory cgroup rw,seclabel,nosuid,nodev,noexec,relatime,memory 0 0 +cgroup /not/really/sys/fs/cgroup/net_cls cgroup rw,seclabel,nosuid,nodev,noexec,relatime,net_cls 0 0 +cgroup /not/really/sys/fs/cgroup/perf_event cgroup rw,seclabel,nosuid,nodev,noexec,relatime,perf_event 0 0 +cgroup /not/really/sys/fs/cgroup/pids cgroup rw,seclabel,nosuid,nodev,noexec,relatime,pids 0 0 diff --git a/tests/vircgroupdata/systemd-legacy.self.cgroup b/tests/vircgroupdata/systemd-legacy.self.cgroup new file mode 100644 index 0000000000..5c133a3c08 --- /dev/null +++ b/tests/vircgroupdata/systemd-legacy.self.cgroup @@ -0,0 +1,11 @@ +1:blkio:/libvirt +2:cpu:/libvirt/emulator +3:cpuacct:/libvirt/emulator +4:cpuset:/libvirt/emulator +5:devices:/libvirt +6:freezer:/libvirt +7:hugetlb:/ +8:memory:/libvirt +9:net_cls:/libvirt +10:perf_event:/libvirt +11:pids:/ diff --git a/tests/vircgroupdata/systemd-unified.cgroups b/tests/vircgroupdata/systemd-unified.cgroups new file mode 100644 index 0000000000..e0d8a3561c --- /dev/null +++ b/tests/vircgroupdata/systemd-unified.cgroups @@ -0,0 +1,13 @@ +#subsys_name hierarchy num_cgroups enabled +cpuset 0 1 1 +cpu 0 1 1 +cpuacct 0 1 1 +blkio 0 1 1 +memory 0 1 1 +devices 0 1 1 +freezer 0 1 1 +net_cls 0 1 1 +perf_event 0 1 1 +net_prio 0 1 1 +hugetlb 0 1 1 +pids 0 1 1 diff --git a/tests/vircgroupdata/systemd-unified.mounts b/tests/vircgroupdata/systemd-unified.mounts new file mode 100644 index 0000000000..8225f37f45 --- /dev/null +++ b/tests/vircgroupdata/systemd-unified.mounts @@ -0,0 +1 @@ +cgroup2 /not/really/sys/fs/cgroup cgroup2 rw,seclabel,nosuid,nodev,noexec,relatime,nsdelegate 0 0 diff --git a/tests/vircgroupdata/systemd-unified.self.cgroup b/tests/vircgroupdata/systemd-unified.self.cgroup new file mode 100644 index 0000000000..6007ce7e18 --- /dev/null +++ b/tests/vircgroupdata/systemd-unified.self.cgroup @@ -0,0 +1 @@ +0::/libvirt/emulator diff --git a/tests/vircgrouptest.c b/tests/vircgrouptest.c index 1baa71e61c..85c5a6ebd4 100644 --- a/tests/vircgrouptest.c +++ b/tests/vircgrouptest.c @@ -576,6 +576,64 @@ static int testCgroupNewForSelfHybrid(const void *args G_GNUC_UNUSED) } +static int testCgroupNewForSelfSystemdLegacy(const void *args G_GNUC_UNUSED) +{ + g_autoptr(virCgroup) cgroup = NULL; + const char *empty[VIR_CGROUP_CONTROLLER_LAST] = { 0 }; + const char *mounts[VIR_CGROUP_CONTROLLER_LAST] = { + [VIR_CGROUP_CONTROLLER_BLKIO] = "/not/really/sys/fs/cgroup/blkio", + [VIR_CGROUP_CONTROLLER_CPU] = "/not/really/sys/fs/cgroup/cpu", + [VIR_CGROUP_CONTROLLER_CPUACCT] = "/not/really/sys/fs/cgroup/cpuacct", + [VIR_CGROUP_CONTROLLER_CPUSET] = "/not/really/sys/fs/cgroup/cpuset", + [VIR_CGROUP_CONTROLLER_DEVICES] = "/not/really/sys/fs/cgroup/devices", + [VIR_CGROUP_CONTROLLER_FREEZER] = "/not/really/sys/fs/cgroup/freezer", + [VIR_CGROUP_CONTROLLER_MEMORY] = "/not/really/sys/fs/cgroup/memory", + [VIR_CGROUP_CONTROLLER_NET_CLS] = "/not/really/sys/fs/cgroup/net_cls", + [VIR_CGROUP_CONTROLLER_PERF_EVENT] = "/not/really/sys/fs/cgroup/perf_event", + }; + const char *placement[VIR_CGROUP_CONTROLLER_LAST] = { + [VIR_CGROUP_CONTROLLER_BLKIO] = "", + [VIR_CGROUP_CONTROLLER_CPU] = "", + [VIR_CGROUP_CONTROLLER_CPUACCT] = "", + [VIR_CGROUP_CONTROLLER_CPUSET] = "", + [VIR_CGROUP_CONTROLLER_DEVICES] = "", + [VIR_CGROUP_CONTROLLER_FREEZER] = "", + [VIR_CGROUP_CONTROLLER_MEMORY] = "", + [VIR_CGROUP_CONTROLLER_NET_CLS] = "", + [VIR_CGROUP_CONTROLLER_PERF_EVENT] = "", + }; + + if (virCgroupNewSelf(&cgroup) < 0) { + fprintf(stderr, "Cannot create cgroup for self\n"); + return -1; + } + + return validateCgroup(cgroup, mounts, empty, placement, NULL, NULL, 0); +} + + +static int testCgroupNewForSelfSystemdUnified(const void *args G_GNUC_UNUSED) +{ + g_autoptr(virCgroup) cgroup = NULL; + const char *empty[VIR_CGROUP_CONTROLLER_LAST] = { 0 }; + unsigned int controllers = + (1 << VIR_CGROUP_CONTROLLER_CPU) | + (1 << VIR_CGROUP_CONTROLLER_CPUACCT) | + (1 << VIR_CGROUP_CONTROLLER_MEMORY) | + (1 << VIR_CGROUP_CONTROLLER_DEVICES) | + (1 << VIR_CGROUP_CONTROLLER_BLKIO); + + if (virCgroupNewSelf(&cgroup) < 0) { + fprintf(stderr, "Cannot create cgroup for self\n"); + return -1; + } + + return validateCgroup(cgroup, empty, empty, empty, + "/not/really/sys/fs/cgroup", "", + controllers); +} + + static int testCgroupAvailable(const void *args) { bool got = virCgroupAvailable(); @@ -1046,6 +1104,20 @@ mymain(void) ret = -1; cleanupFakeFS(fakerootdir); + fakerootdir = initFakeFS("legacy", "systemd-legacy"); + if (virTestRun("New cgroup for self (systemd-legacy)", + testCgroupNewForSelfSystemdLegacy, NULL) < 0) { + ret = -1; + } + cleanupFakeFS(fakerootdir); + + fakerootdir = initFakeFS("unified", "systemd-unified"); + if (virTestRun("New cgroup for self (systemd-unified)", + testCgroupNewForSelfSystemdUnified, NULL) < 0) { + ret = -1; + } + cleanupFakeFS(fakerootdir); + return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE; } -- 2.29.2