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afd5a27575
So far the virLockSpaceAcquireResource() locks the first byte in the underlying file. But caller might want to lock other range. Signed-off-by: Michal Privoznik <mprivozn@redhat.com> Reviewed-by: John Ferlan <jferlan@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
394 lines
9.7 KiB
C
394 lines
9.7 KiB
C
/*
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* Copyright (C) 2011, 2013, 2014 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 <stdlib.h>
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#include <signal.h>
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#include <sys/stat.h>
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#include "testutils.h"
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#include "virutil.h"
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#include "virerror.h"
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#include "viralloc.h"
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#include "virfile.h"
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#include "virlog.h"
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#include "virlockspace.h"
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#define VIR_FROM_THIS VIR_FROM_RPC
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VIR_LOG_INIT("tests.lockspacetest");
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#define LOCKSPACE_DIR abs_builddir "/virlockspacedata"
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static int testLockSpaceCreate(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLifecycle(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, "foo") < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLockExcl(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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const off_t start = 0;
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const off_t len = 1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(), start, len, 0) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(), start, len, 0) == 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") == 0)
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLockExclAuto(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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const off_t start = 0;
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const off_t len = 1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_AUTOCREATE) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLockShr(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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const off_t start = 0;
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const off_t len = 1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_SHARED) < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo",
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geteuid(), start, len, 0) == 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_SHARED) < 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") == 0)
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") == 0)
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLockShrAuto(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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const off_t start = 0;
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const off_t len = 1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(LOCKSPACE_DIR)))
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goto cleanup;
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if (!virFileIsDir(LOCKSPACE_DIR))
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, "foo") < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_SHARED |
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VIR_LOCK_SPACE_ACQUIRE_AUTOCREATE) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_AUTOCREATE) == 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, "foo", geteuid(),
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start, len,
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VIR_LOCK_SPACE_ACQUIRE_SHARED |
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VIR_LOCK_SPACE_ACQUIRE_AUTOCREATE) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, "foo", geteuid()) < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int testLockSpaceResourceLockPath(const void *args ATTRIBUTE_UNUSED)
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{
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virLockSpacePtr lockspace;
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int ret = -1;
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const off_t start = 0;
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const off_t len = 1;
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rmdir(LOCKSPACE_DIR);
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if (!(lockspace = virLockSpaceNew(NULL)))
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goto cleanup;
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if (mkdir(LOCKSPACE_DIR, 0700) < 0)
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goto cleanup;
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if (virLockSpaceCreateResource(lockspace, LOCKSPACE_DIR "/foo") < 0)
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, LOCKSPACE_DIR "/foo",
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geteuid(), start, len, 0) < 0)
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goto cleanup;
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if (!virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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if (virLockSpaceAcquireResource(lockspace, LOCKSPACE_DIR "/foo",
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geteuid(), start, len, 0) == 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, LOCKSPACE_DIR "/foo") == 0)
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goto cleanup;
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if (virLockSpaceReleaseResource(lockspace, LOCKSPACE_DIR "/foo", geteuid()) < 0)
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goto cleanup;
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if (virLockSpaceDeleteResource(lockspace, LOCKSPACE_DIR "/foo") < 0)
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goto cleanup;
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if (virFileExists(LOCKSPACE_DIR "/foo"))
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goto cleanup;
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ret = 0;
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cleanup:
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virLockSpaceFree(lockspace);
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rmdir(LOCKSPACE_DIR);
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return ret;
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}
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static int
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mymain(void)
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{
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int ret = 0;
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signal(SIGPIPE, SIG_IGN);
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if (virTestRun("Lockspace creation", testLockSpaceCreate, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res lifecycle", testLockSpaceResourceLifecycle, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res lock excl", testLockSpaceResourceLockExcl, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res lock shr", testLockSpaceResourceLockShr, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res lock excl auto", testLockSpaceResourceLockExclAuto, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res lock shr auto", testLockSpaceResourceLockShrAuto, NULL) < 0)
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ret = -1;
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if (virTestRun("Lockspace res full path", testLockSpaceResourceLockPath, NULL) < 0)
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ret = -1;
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return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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VIR_TEST_MAIN(mymain)
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