libvirt/libvirt-tests-Test-virFileIsSharedFSOverride.patch
Jiri Denemark 81d5674f22 libvirt-11.10.0-2.el10
- tests: add test for a single per-device smmuv3 (RHEL-74200)
- qemu: Use pci_bus to identify multi-smmuv3 model (RHEL-74200)
- qemu: tpm: Account for possible migration without actually sharing storage (RHEL-132534)
- tests: Test virFileIsSharedFSOverride (RHEL-102925)
- util: Fix race condition in virFileIsSharedFSType (RHEL-102925)
- util: Fix race condition in virFileIsSharedFSOverride (RHEL-102925)
- util: Rework virFileIsSharedFSOverride using virFileCheckParents (RHEL-102925)

Resolves: RHEL-102925, RHEL-132534, RHEL-74200
2025-12-18 16:07:19 +01:00

112 lines
3.7 KiB
Diff

From 0bb3bb84670dbd45c6eca2d108b2d4d5a7754ef4 Mon Sep 17 00:00:00 2001
Message-ID: <0bb3bb84670dbd45c6eca2d108b2d4d5a7754ef4.1766070439.git.jdenemar@redhat.com>
From: Jiri Denemark <jdenemar@redhat.com>
Date: Fri, 5 Dec 2025 15:09:15 +0100
Subject: [PATCH] tests: Test virFileIsSharedFSOverride
Technically virFileIsSharedFSOverride is available on any OS, but we
need a mocked realpath() to test it. Because the virfilemock library
also mocks statfs() which is only available on Linux, we don't even try
to load the library anywhere else. Thus we need to skip testing
virFileIsSharedFSOverride on non-Linux too.
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
(cherry picked from commit 121d179e068b584f62ea2c029d89a44e67c909c0)
https://issues.redhat.com/browse/RHEL-102925
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
---
tests/virfiletest.c | 69 +++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 69 insertions(+)
diff --git a/tests/virfiletest.c b/tests/virfiletest.c
index e05925a321..ccd76a3fac 100644
--- a/tests/virfiletest.c
+++ b/tests/virfiletest.c
@@ -329,6 +329,55 @@ testFileIsSharedFSType(const void *opaque G_GNUC_UNUSED)
}
+static const char *shared_filesystems[] = {
+ "/run/user/501/gvfs",
+ "/nfs",
+ "/gluster",
+ "/ceph/multi",
+ "/gpfs/data/blaf",
+ "/quobyte",
+ NULL,
+};
+
+static int
+testFileIsSharedFSOverride(const void *opaque G_GNUC_UNUSED)
+{
+#ifndef __linux__
+ return EXIT_AM_SKIP;
+#else
+ const struct testFileIsSharedFSType *data = opaque;
+ g_autofree char *mtabFile = NULL;
+ bool actual;
+ int ret = -1;
+
+ /* mtab is used by mocked realpath to decide whether a given path exists */
+ mtabFile = g_strdup_printf(abs_srcdir "/virfiledata/%s", data->mtabFile);
+
+ if (!g_setenv("LIBVIRT_MTAB", mtabFile, true)) {
+ fprintf(stderr, "Unable to set env variable\n");
+ goto cleanup;
+ }
+
+ actual = virFileIsSharedFSOverride(data->filename,
+ (char * const *) shared_filesystems);
+
+ if (actual != data->expected) {
+ fprintf(stderr, "FS of '%s' is %s. Expected: %s\n",
+ data->filename,
+ actual ? "shared" : "not shared",
+ data->expected ? "shared" : "not shared");
+ goto cleanup;
+ }
+
+ ret = 0;
+
+ cleanup:
+ g_unsetenv("LIBVIRT_MTAB");
+ return ret;
+#endif
+}
+
+
static int
mymain(void)
{
@@ -439,6 +488,26 @@ mymain(void)
DO_TEST_FILE_IS_SHARED_FS_TYPE("mounts3.txt", "/gpfs/data", true);
DO_TEST_FILE_IS_SHARED_FS_TYPE("mounts3.txt", "/quobyte", true);
+#define DO_TEST_FILE_IS_SHARED_FS_OVERRIDE(mtab, file, exp) \
+ do { \
+ struct testFileIsSharedFSType data = { \
+ .mtabFile = mtab, .filename = file, .expected = exp \
+ }; \
+ if (virTestRun(virTestCounterNext(), testFileIsSharedFSOverride, &data) < 0) \
+ ret = -1; \
+ } while (0)
+
+ virTestCounterReset("testFileIsSharedFSOverride ");
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts2.txt", "/boot/vmlinuz", false);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts2.txt", "/run/user/501/gvfs/some/file", true);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/nfs/file", true);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/gluster/file", true);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/some/symlink/file", true);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/ceph/file", false);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/ceph/multi/file", true);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/gpfs/data", false);
+ DO_TEST_FILE_IS_SHARED_FS_OVERRIDE("mounts3.txt", "/quobyte", true);
+
return ret != 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
--
2.52.0