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1fe68b2e73
In these test cases we create internal representation of cgroup, however, never free it. Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
960 lines
34 KiB
C
960 lines
34 KiB
C
/*
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* Copyright (C) 2013-2015 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Author: Daniel P. Berrange <berrange@redhat.com>
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*/
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#include <config.h>
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#include "testutils.h"
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#ifdef __linux__
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# include <stdlib.h>
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# define __VIR_CGROUP_ALLOW_INCLUDE_PRIV_H__
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# include "vircgrouppriv.h"
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# include "virstring.h"
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# include "virerror.h"
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# include "virlog.h"
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# include "virfile.h"
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# include "virbuffer.h"
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# include "testutilslxc.h"
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# include "virhostcpu.h"
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# define VIR_FROM_THIS VIR_FROM_NONE
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VIR_LOG_INIT("tests.cgrouptest");
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static int validateCgroup(virCgroupPtr cgroup,
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const char *expectPath,
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const char **expectMountPoint,
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const char **expectLinkPoint,
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const char **expectPlacement)
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{
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size_t i;
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if (STRNEQ(cgroup->path, expectPath)) {
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fprintf(stderr, "Wrong path '%s', expected '%s'\n",
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cgroup->path, expectPath);
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return -1;
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}
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for (i = 0; i < VIR_CGROUP_CONTROLLER_LAST; i++) {
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if (STRNEQ_NULLABLE(expectMountPoint[i],
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cgroup->controllers[i].mountPoint)) {
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fprintf(stderr, "Wrong mount '%s', expected '%s' for '%s'\n",
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cgroup->controllers[i].mountPoint,
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expectMountPoint[i],
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virCgroupControllerTypeToString(i));
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return -1;
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}
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if (STRNEQ_NULLABLE(expectLinkPoint[i],
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cgroup->controllers[i].linkPoint)) {
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fprintf(stderr, "Wrong link '%s', expected '%s' for '%s'\n",
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cgroup->controllers[i].linkPoint,
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expectLinkPoint[i],
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virCgroupControllerTypeToString(i));
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return -1;
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}
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if (STRNEQ_NULLABLE(expectPlacement[i],
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cgroup->controllers[i].placement)) {
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fprintf(stderr, "Wrong placement '%s', expected '%s' for '%s'\n",
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cgroup->controllers[i].placement,
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expectPlacement[i],
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virCgroupControllerTypeToString(i));
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return -1;
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}
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}
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return 0;
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}
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const char *mountsSmall[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/not/really/sys/fs/cgroup/cpu,cpuacct",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/not/really/sys/fs/cgroup/cpu,cpuacct",
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/not/really/sys/fs/cgroup/memory",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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const char *mountsFull[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/not/really/sys/fs/cgroup/cpu,cpuacct",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/not/really/sys/fs/cgroup/cpu,cpuacct",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/not/really/sys/fs/cgroup/cpuset",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/not/really/sys/fs/cgroup/memory",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = "/not/really/sys/fs/cgroup/freezer",
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/not/really/sys/fs/cgroup/blkio",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/not/really/sys/fs/cgroup/systemd",
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};
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const char *mountsAllInOne[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_DEVICES] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/not/really/sys/fs/cgroup",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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const char *mountsLogind[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUACCT] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = NULL,
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/not/really/sys/fs/cgroup/systemd",
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};
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const char *links[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/not/really/sys/fs/cgroup/cpu",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/not/really/sys/fs/cgroup/cpuacct",
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = NULL,
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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const char *linksAllInOne[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUACCT] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = NULL,
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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const char *linksLogind[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUACCT] = NULL,
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = NULL,
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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static int
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testCgroupDetectMounts(const void *args)
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{
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int result = -1;
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const char *file = args;
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char *mounts = NULL;
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char *parsed = NULL;
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const char *actual;
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virCgroupPtr group = NULL;
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virBuffer buf = VIR_BUFFER_INITIALIZER;
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size_t i;
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if (virAsprintf(&mounts, "%s/vircgroupdata/%s.mounts",
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abs_srcdir, file) < 0 ||
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virAsprintf(&parsed, "%s/vircgroupdata/%s.parsed",
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abs_srcdir, file) < 0 ||
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VIR_ALLOC(group) < 0)
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goto cleanup;
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if (virCgroupDetectMountsFromFile(group, mounts, false) < 0)
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goto cleanup;
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for (i = 0; i < VIR_CGROUP_CONTROLLER_LAST; i++) {
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virBufferAsprintf(&buf, "%-12s %s\n",
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virCgroupControllerTypeToString(i),
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NULLSTR(group->controllers[i].mountPoint));
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}
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if (virBufferCheckError(&buf) < 0)
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goto cleanup;
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actual = virBufferCurrentContent(&buf);
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if (virTestCompareToFile(actual, parsed) < 0)
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goto cleanup;
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result = 0;
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cleanup:
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VIR_FREE(mounts);
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VIR_FREE(parsed);
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virCgroupFree(&group);
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virBufferFreeAndReset(&buf);
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return result;
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}
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static int testCgroupNewForSelf(const void *args ATTRIBUTE_UNUSED)
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{
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virCgroupPtr cgroup = NULL;
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int ret = -1;
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const char *placement[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/system",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/system",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = "/",
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
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};
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if (virCgroupNewSelf(&cgroup) < 0) {
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fprintf(stderr, "Cannot create cgroup for self\n");
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goto cleanup;
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}
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ret = validateCgroup(cgroup, "", mountsFull, links, placement);
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cleanup:
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virCgroupFree(&cgroup);
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return ret;
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}
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# define ENSURE_ERRNO(en) \
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do { \
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if (!virLastErrorIsSystemErrno(en)) { \
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virErrorPtr err = virGetLastError(); \
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fprintf(stderr, "Did not get " #en " error code: %d:%d\n", \
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err ? err->code : 0, err ? err->int1 : 0); \
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goto cleanup; \
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} } while (0)
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/* Asking for impossible combination since CPU is co-mounted */
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static int testCgroupNewForPartition(const void *args ATTRIBUTE_UNUSED)
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{
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virCgroupPtr cgroup = NULL;
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int ret = -1;
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int rv;
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const char *placementSmall[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
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[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = NULL,
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};
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const char *placementFull[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/virtualmachines.partition",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
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};
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if ((rv = virCgroupNewPartition("/virtualmachines", false, -1, &cgroup)) != -1) {
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fprintf(stderr, "Unexpected found /virtualmachines cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENOENT);
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/* Asking for impossible combination since CPU is co-mounted */
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if ((rv = virCgroupNewPartition("/virtualmachines", true,
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(1 << VIR_CGROUP_CONTROLLER_CPU),
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&cgroup)) != -1) {
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fprintf(stderr, "Should not have created /virtualmachines cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(EINVAL);
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/* Asking for impossible combination since devices is not mounted */
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if ((rv = virCgroupNewPartition("/virtualmachines", true,
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(1 << VIR_CGROUP_CONTROLLER_DEVICES),
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&cgroup)) != -1) {
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fprintf(stderr, "Should not have created /virtualmachines cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENXIO);
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/* Asking for small combination since devices is not mounted */
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if ((rv = virCgroupNewPartition("/virtualmachines", true,
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(1 << VIR_CGROUP_CONTROLLER_CPU) |
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(1 << VIR_CGROUP_CONTROLLER_CPUACCT) |
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(1 << VIR_CGROUP_CONTROLLER_MEMORY),
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&cgroup)) != 0) {
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fprintf(stderr, "Cannot create /virtualmachines cgroup: %d\n", -rv);
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goto cleanup;
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}
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ret = validateCgroup(cgroup, "/virtualmachines.partition", mountsSmall, links, placementSmall);
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virCgroupFree(&cgroup);
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if ((rv = virCgroupNewPartition("/virtualmachines", true, -1, &cgroup)) != 0) {
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fprintf(stderr, "Cannot create /virtualmachines cgroup: %d\n", -rv);
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goto cleanup;
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}
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ret = validateCgroup(cgroup, "/virtualmachines.partition", mountsFull, links, placementFull);
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cleanup:
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virCgroupFree(&cgroup);
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return ret;
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}
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static int testCgroupNewForPartitionNested(const void *args ATTRIBUTE_UNUSED)
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{
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virCgroupPtr cgroup = NULL;
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int ret = -1;
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int rv;
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const char *placementFull[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/deployment.partition/production.partition",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
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};
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if ((rv = virCgroupNewPartition("/deployment/production", false, -1, &cgroup)) != -1) {
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fprintf(stderr, "Unexpected found /deployment/production cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENOENT);
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/* Should not work, since we require /deployment to be pre-created */
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if ((rv = virCgroupNewPartition("/deployment/production", true, -1, &cgroup)) != -1) {
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fprintf(stderr, "Unexpected created /deployment/production cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENOENT);
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if ((rv = virCgroupNewPartition("/deployment", true, -1, &cgroup)) != 0) {
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fprintf(stderr, "Failed to create /deployment cgroup: %d\n", -rv);
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goto cleanup;
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}
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/* Should now work */
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virCgroupFree(&cgroup);
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if ((rv = virCgroupNewPartition("/deployment/production", true, -1, &cgroup)) != 0) {
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fprintf(stderr, "Failed to create /deployment/production cgroup: %d\n", -rv);
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goto cleanup;
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}
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ret = validateCgroup(cgroup, "/deployment.partition/production.partition",
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mountsFull, links, placementFull);
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cleanup:
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virCgroupFree(&cgroup);
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return ret;
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}
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static int testCgroupNewForPartitionNestedDeep(const void *args ATTRIBUTE_UNUSED)
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{
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virCgroupPtr cgroup = NULL;
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int ret = -1;
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int rv;
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const char *placementFull[VIR_CGROUP_CONTROLLER_LAST] = {
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[VIR_CGROUP_CONTROLLER_CPU] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_CPUACCT] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_CPUSET] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_MEMORY] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
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[VIR_CGROUP_CONTROLLER_FREEZER] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_BLKIO] = "/user/berrange.user/production.partition",
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[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
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};
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if ((rv = virCgroupNewPartition("/user/berrange.user/production", false, -1, &cgroup)) != -1) {
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fprintf(stderr, "Unexpected found /user/berrange.user/production cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENOENT);
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/* Should not work, since we require /user/berrange.user to be pre-created */
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if ((rv = virCgroupNewPartition("/user/berrange.user/production", true, -1, &cgroup)) != -1) {
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fprintf(stderr, "Unexpected created /user/berrange.user/production cgroup: %d\n", -rv);
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goto cleanup;
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}
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ENSURE_ERRNO(ENOENT);
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if ((rv = virCgroupNewPartition("/user", true, -1, &cgroup)) != 0) {
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fprintf(stderr, "Failed to create /user/berrange.user cgroup: %d\n", -rv);
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goto cleanup;
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}
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virCgroupFree(&cgroup);
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if ((rv = virCgroupNewPartition("/user/berrange.user", true, -1, &cgroup)) != 0) {
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fprintf(stderr, "Failed to create /user/berrange.user cgroup: %d\n", -rv);
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goto cleanup;
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}
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|
|
/* Should now work */
|
|
virCgroupFree(&cgroup);
|
|
if ((rv = virCgroupNewPartition("/user/berrange.user/production", true, -1, &cgroup)) != 0) {
|
|
fprintf(stderr, "Failed to create /user/berrange.user/production cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = validateCgroup(cgroup, "/user/berrange.user/production.partition",
|
|
mountsFull, links, placementFull);
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
static int testCgroupNewForPartitionDomain(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr partitioncgroup = NULL;
|
|
virCgroupPtr domaincgroup = NULL;
|
|
int ret = -1;
|
|
int rv;
|
|
const char *placement[VIR_CGROUP_CONTROLLER_LAST] = {
|
|
[VIR_CGROUP_CONTROLLER_CPU] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_CPUACCT] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_CPUSET] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_MEMORY] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_FREEZER] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_BLKIO] = "/production.partition/foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
|
|
};
|
|
|
|
if ((rv = virCgroupNewPartition("/production", true, -1, &partitioncgroup)) != 0) {
|
|
fprintf(stderr, "Failed to create /production cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupNewDomainPartition(partitioncgroup, "lxc", "foo", true, &domaincgroup)) != 0) {
|
|
fprintf(stderr, "Cannot create LXC cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = validateCgroup(domaincgroup, "/production.partition/foo.libvirt-lxc", mountsFull, links, placement);
|
|
|
|
cleanup:
|
|
virCgroupFree(&partitioncgroup);
|
|
virCgroupFree(&domaincgroup);
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupNewForPartitionDomainEscaped(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr partitioncgroup1 = NULL;
|
|
virCgroupPtr partitioncgroup2 = NULL;
|
|
virCgroupPtr partitioncgroup3 = NULL;
|
|
virCgroupPtr domaincgroup = NULL;
|
|
int ret = -1;
|
|
int rv;
|
|
const char *placement[VIR_CGROUP_CONTROLLER_LAST] = {
|
|
[VIR_CGROUP_CONTROLLER_CPU] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_CPUACCT] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_CPUSET] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_MEMORY] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_FREEZER] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_BLKIO] = "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc",
|
|
[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/user/berrange/123",
|
|
};
|
|
|
|
if ((rv = virCgroupNewPartition("/cgroup.evil", true, -1, &partitioncgroup1)) != 0) {
|
|
fprintf(stderr, "Failed to create /cgroup.evil cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupNewPartition("/cgroup.evil/net_cls.evil", true, -1, &partitioncgroup2)) != 0) {
|
|
fprintf(stderr, "Failed to create /cgroup.evil/cpu.evil cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupNewPartition("/cgroup.evil/net_cls.evil/_evil.evil", true, -1, &partitioncgroup3)) != 0) {
|
|
fprintf(stderr, "Failed to create /cgroup.evil cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupNewDomainPartition(partitioncgroup3, "lxc", "cpu.foo", true, &domaincgroup)) != 0) {
|
|
fprintf(stderr, "Cannot create LXC cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
/* NB we're not expecting 'net_cls.evil' to be escaped,
|
|
* since our fake /proc/cgroups pretends this controller
|
|
* isn't compiled into the kernel
|
|
*/
|
|
ret = validateCgroup(domaincgroup, "/_cgroup.evil/net_cls.evil/__evil.evil/_cpu.foo.libvirt-lxc", mountsFull, links, placement);
|
|
|
|
cleanup:
|
|
virCgroupFree(&partitioncgroup3);
|
|
virCgroupFree(&partitioncgroup2);
|
|
virCgroupFree(&partitioncgroup1);
|
|
virCgroupFree(&domaincgroup);
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupNewForSelfAllInOne(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
int ret = -1;
|
|
const char *placement[VIR_CGROUP_CONTROLLER_LAST] = {
|
|
[VIR_CGROUP_CONTROLLER_CPU] = "/",
|
|
[VIR_CGROUP_CONTROLLER_CPUACCT] = "/",
|
|
[VIR_CGROUP_CONTROLLER_CPUSET] = "/",
|
|
[VIR_CGROUP_CONTROLLER_MEMORY] = "/",
|
|
[VIR_CGROUP_CONTROLLER_DEVICES] = "/",
|
|
[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_BLKIO] = "/",
|
|
};
|
|
|
|
if (virCgroupNewSelf(&cgroup) < 0) {
|
|
fprintf(stderr, "Cannot create cgroup for self\n");
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = validateCgroup(cgroup, "", mountsAllInOne, linksAllInOne, placement);
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int testCgroupNewForSelfLogind(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
int ret = -1;
|
|
const char *placement[VIR_CGROUP_CONTROLLER_LAST] = {
|
|
[VIR_CGROUP_CONTROLLER_CPU] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_CPUACCT] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_CPUSET] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_MEMORY] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_DEVICES] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_FREEZER] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_BLKIO] = NULL,
|
|
[VIR_CGROUP_CONTROLLER_SYSTEMD] = "/",
|
|
};
|
|
|
|
if (virCgroupNewSelf(&cgroup) < 0) {
|
|
fprintf(stderr, "Cannot create cgroup for self\n");
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = validateCgroup(cgroup, "", mountsLogind, linksLogind, placement);
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int testCgroupAvailable(const void *args)
|
|
{
|
|
bool got = virCgroupAvailable();
|
|
bool want = args == (void*)0x1;
|
|
|
|
if (got != want) {
|
|
fprintf(stderr, "Expected cgroup %savailable, but state was wrong\n",
|
|
want ? "" : "not ");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int testCgroupControllerAvailable(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = 0;
|
|
|
|
# define CHECK_CONTROLLER(c, present) \
|
|
if ((present && !virCgroupControllerAvailable(c)) || \
|
|
(!present && virCgroupControllerAvailable(c))) { \
|
|
fprintf(stderr, present ? \
|
|
"Expected controller %s not available\n" : \
|
|
"Unexpected controller %s available\n", #c); \
|
|
ret = -1; \
|
|
}
|
|
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_CPU, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_CPUACCT, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_CPUSET, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_MEMORY, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_DEVICES, false)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_FREEZER, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_BLKIO, true)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_NET_CLS, false)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_PERF_EVENT, false)
|
|
CHECK_CONTROLLER(VIR_CGROUP_CONTROLLER_SYSTEMD, true)
|
|
|
|
# undef CHECK_CONTROLLER
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupGetPercpuStats(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
size_t i;
|
|
int rv, ret = -1;
|
|
virTypedParameterPtr params = NULL;
|
|
# define EXPECTED_NCPUS 160
|
|
|
|
unsigned long long expected[EXPECTED_NCPUS] = {
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
7059492996ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
4180532496ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
1957541268ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
2065932204ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
18228689414ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
4245525148ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
2911161568ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
1407758136ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
1836807700ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
1065296618ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
2046213266ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
747889778ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
709566900ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
444777342ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
5683512916ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
635751356ULL, 0, 0, 0, 0, 0, 0, 0,
|
|
};
|
|
|
|
if (VIR_ALLOC_N(params, EXPECTED_NCPUS) < 0)
|
|
goto cleanup;
|
|
|
|
if ((rv = virCgroupNewPartition("/virtualmachines", true,
|
|
(1 << VIR_CGROUP_CONTROLLER_CPU) |
|
|
(1 << VIR_CGROUP_CONTROLLER_CPUACCT),
|
|
&cgroup)) < 0) {
|
|
fprintf(stderr, "Could not create /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if (virHostCPUGetCount() != EXPECTED_NCPUS) {
|
|
fprintf(stderr, "Unexpected: virHostCPUGetCount() yields: %d\n", virHostCPUGetCount());
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupGetPercpuStats(cgroup,
|
|
params,
|
|
1, 0, EXPECTED_NCPUS, NULL)) < 0) {
|
|
fprintf(stderr, "Failed call to virCgroupGetPercpuStats for /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < EXPECTED_NCPUS; i++) {
|
|
if (STRNEQ(params[i].field, VIR_DOMAIN_CPU_STATS_CPUTIME)) {
|
|
fprintf(stderr,
|
|
"Wrong parameter name value from virCgroupGetPercpuStats at %zu (is: %s)\n",
|
|
i, params[i].field);
|
|
goto cleanup;
|
|
}
|
|
|
|
if (params[i].type != VIR_TYPED_PARAM_ULLONG) {
|
|
fprintf(stderr,
|
|
"Wrong parameter value type from virCgroupGetPercpuStats at %zu (is: %d)\n",
|
|
i, params[i].type);
|
|
goto cleanup;
|
|
}
|
|
|
|
if (params[i].value.ul != expected[i]) {
|
|
fprintf(stderr,
|
|
"Wrong value from virCgroupGetMemoryUsage at %zu (expected %llu)\n",
|
|
i, params[i].value.ul);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
VIR_FREE(params);
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupGetMemoryUsage(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
int rv, ret = -1;
|
|
unsigned long kb;
|
|
|
|
if ((rv = virCgroupNewPartition("/virtualmachines", true,
|
|
(1 << VIR_CGROUP_CONTROLLER_MEMORY),
|
|
&cgroup)) < 0) {
|
|
fprintf(stderr, "Could not create /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupGetMemoryUsage(cgroup, &kb)) < 0) {
|
|
fprintf(stderr, "Could not retrieve GetMemoryUsage for /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if (kb != 1421212UL) {
|
|
fprintf(stderr,
|
|
"Wrong value from virCgroupGetMemoryUsage (expected %ld)\n",
|
|
1421212UL);
|
|
goto cleanup;
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupGetBlkioIoServiced(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
size_t i;
|
|
int rv, ret = -1;
|
|
|
|
const long long expected_values[] = {
|
|
119084214273ULL,
|
|
822880960513ULL,
|
|
9665167,
|
|
73283807
|
|
};
|
|
const char* names[] = {
|
|
"bytes read",
|
|
"bytes written",
|
|
"requests read",
|
|
"requests written"
|
|
};
|
|
long long values[ARRAY_CARDINALITY(expected_values)];
|
|
|
|
if ((rv = virCgroupNewPartition("/virtualmachines", true,
|
|
(1 << VIR_CGROUP_CONTROLLER_BLKIO),
|
|
&cgroup)) < 0) {
|
|
fprintf(stderr, "Could not create /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupGetBlkioIoServiced(cgroup,
|
|
values, &values[1],
|
|
&values[2], &values[3])) < 0) {
|
|
fprintf(stderr, "Could not retrieve BlkioIoServiced for /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_CARDINALITY(expected_values); i++) {
|
|
if (expected_values[i] != values[i]) {
|
|
fprintf(stderr,
|
|
"Wrong value for %s from virCgroupBlkioIoServiced (expected %lld)\n",
|
|
names[i], expected_values[i]);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
static int testCgroupGetBlkioIoDeviceServiced(const void *args ATTRIBUTE_UNUSED)
|
|
{
|
|
virCgroupPtr cgroup = NULL;
|
|
size_t i;
|
|
int rv, ret = -1;
|
|
const long long expected_values0[] = {
|
|
59542107136ULL,
|
|
411440480256ULL,
|
|
4832583,
|
|
36641903
|
|
};
|
|
const long long expected_values1[] = {
|
|
59542107137ULL,
|
|
411440480257ULL,
|
|
4832584,
|
|
36641904
|
|
};
|
|
const char* names[] = {
|
|
"bytes read",
|
|
"bytes written",
|
|
"requests read",
|
|
"requests written"
|
|
};
|
|
long long values[ARRAY_CARDINALITY(expected_values0)];
|
|
|
|
if ((rv = virCgroupNewPartition("/virtualmachines", true,
|
|
(1 << VIR_CGROUP_CONTROLLER_BLKIO),
|
|
&cgroup)) < 0) {
|
|
fprintf(stderr, "Could not create /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
if ((rv = virCgroupGetBlkioIoDeviceServiced(cgroup,
|
|
FAKEDEVDIR0,
|
|
values, &values[1],
|
|
&values[2], &values[3])) < 0) {
|
|
fprintf(stderr, "Could not retrieve BlkioIoDeviceServiced for /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_CARDINALITY(expected_values0); i++) {
|
|
if (expected_values0[i] != values[i]) {
|
|
fprintf(stderr,
|
|
"Wrong value for %s from virCgroupGetBlkioIoDeviceServiced (expected %lld)\n",
|
|
names[i], expected_values0[i]);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
if ((rv = virCgroupGetBlkioIoDeviceServiced(cgroup,
|
|
FAKEDEVDIR1,
|
|
values, &values[1],
|
|
&values[2], &values[3])) < 0) {
|
|
fprintf(stderr, "Could not retrieve BlkioIoDeviceServiced for /virtualmachines cgroup: %d\n", -rv);
|
|
goto cleanup;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_CARDINALITY(expected_values1); i++) {
|
|
if (expected_values1[i] != values[i]) {
|
|
fprintf(stderr,
|
|
"Wrong value for %s from virCgroupGetBlkioIoDeviceServiced (expected %lld)\n",
|
|
names[i], expected_values1[i]);
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
cleanup:
|
|
virCgroupFree(&cgroup);
|
|
return ret;
|
|
}
|
|
|
|
# define FAKEROOTDIRTEMPLATE abs_builddir "/fakerootdir-XXXXXX"
|
|
|
|
static int
|
|
mymain(void)
|
|
{
|
|
int ret = 0;
|
|
char *fakerootdir;
|
|
|
|
if (VIR_STRDUP_QUIET(fakerootdir, FAKEROOTDIRTEMPLATE) < 0) {
|
|
fprintf(stderr, "Out of memory\n");
|
|
abort();
|
|
}
|
|
|
|
if (!mkdtemp(fakerootdir)) {
|
|
fprintf(stderr, "Cannot create fakerootdir");
|
|
abort();
|
|
}
|
|
|
|
setenv("LIBVIRT_FAKE_ROOT_DIR", fakerootdir, 1);
|
|
|
|
# define DETECT_MOUNTS(file) \
|
|
do { \
|
|
if (virTestRun("Detect cgroup mounts for " file, \
|
|
testCgroupDetectMounts, \
|
|
file) < 0) \
|
|
ret = -1; \
|
|
} while (0)
|
|
|
|
DETECT_MOUNTS("ovirt-node-6.6");
|
|
DETECT_MOUNTS("ovirt-node-7.1");
|
|
DETECT_MOUNTS("fedora-18");
|
|
DETECT_MOUNTS("fedora-21");
|
|
DETECT_MOUNTS("rhel-7.1");
|
|
DETECT_MOUNTS("cgroups1");
|
|
DETECT_MOUNTS("cgroups2");
|
|
DETECT_MOUNTS("cgroups3");
|
|
DETECT_MOUNTS("all-in-one");
|
|
DETECT_MOUNTS("no-cgroups");
|
|
DETECT_MOUNTS("kubevirt");
|
|
|
|
if (virTestRun("New cgroup for self", testCgroupNewForSelf, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("New cgroup for partition", testCgroupNewForPartition, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("New cgroup for partition nested", testCgroupNewForPartitionNested, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("New cgroup for partition nested deeply", testCgroupNewForPartitionNestedDeep, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("New cgroup for domain partition", testCgroupNewForPartitionDomain, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("New cgroup for domain partition escaped", testCgroupNewForPartitionDomainEscaped, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("Cgroup available", testCgroupAvailable, (void*)0x1) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("Cgroup controller available", testCgroupControllerAvailable, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("virCgroupGetBlkioIoServiced works", testCgroupGetBlkioIoServiced, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("virCgroupGetBlkioIoDeviceServiced works", testCgroupGetBlkioIoDeviceServiced, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("virCgroupGetMemoryUsage works", testCgroupGetMemoryUsage, NULL) < 0)
|
|
ret = -1;
|
|
|
|
if (virTestRun("virCgroupGetPercpuStats works", testCgroupGetPercpuStats, NULL) < 0)
|
|
ret = -1;
|
|
|
|
setenv("VIR_CGROUP_MOCK_MODE", "allinone", 1);
|
|
if (virTestRun("New cgroup for self (allinone)", testCgroupNewForSelfAllInOne, NULL) < 0)
|
|
ret = -1;
|
|
if (virTestRun("Cgroup available", testCgroupAvailable, (void*)0x1) < 0)
|
|
ret = -1;
|
|
unsetenv("VIR_CGROUP_MOCK_MODE");
|
|
|
|
setenv("VIR_CGROUP_MOCK_MODE", "logind", 1);
|
|
if (virTestRun("New cgroup for self (logind)", testCgroupNewForSelfLogind, NULL) < 0)
|
|
ret = -1;
|
|
if (virTestRun("Cgroup available", testCgroupAvailable, (void*)0x0) < 0)
|
|
ret = -1;
|
|
unsetenv("VIR_CGROUP_MOCK_MODE");
|
|
|
|
if (getenv("LIBVIRT_SKIP_CLEANUP") == NULL)
|
|
virFileDeleteTree(fakerootdir);
|
|
|
|
VIR_FREE(fakerootdir);
|
|
|
|
return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
|
|
}
|
|
|
|
VIR_TEST_MAIN_PRELOAD(mymain, abs_builddir "/.libs/vircgroupmock.so")
|
|
|
|
#else
|
|
int
|
|
main(void)
|
|
{
|
|
return EXIT_AM_SKIP;
|
|
}
|
|
#endif
|