[PATCH 24/36] qemuxml2argvtest: Add support for populating 'fds' in private data
Introduce a new argument type for testQemuInfoSetArgs named ARG_FD_GROUP
which allows users to instantiate tests with populated FD passing hash
table.
Signed-off-by: Peter Krempa <pkrempa(a)redhat.com>
---
src/conf/storage_source_conf.c | 1 +
src/conf/storage_source_conf.h | 1 +
tests/qemuxml2argvtest.c | 5 +++++
tests/testutilsqemu.c | 33 +++++++++++++++++++++++++++++++++
tests/testutilsqemu.h | 2 ++
5 files changed, 42 insertions(+)
diff --git a/src/conf/storage_source_conf.c b/src/conf/storage_source_conf.c
index 3fe8c4a900..e9d9c3a558 100644
--- a/src/conf/storage_source_conf.c
+++ b/src/conf/storage_source_conf.c
@@ -1384,6 +1384,7 @@ virStorageSourceFDTupleFinalize(GObject *object)
VIR_FORCE_CLOSE(fdt->fds[i]);
g_free(fdt->fds);
+ g_free(fdt->testfds);
G_OBJECT_CLASS(vir_storage_source_fd_tuple_parent_class)->finalize(object);
}
diff --git a/src/conf/storage_source_conf.h b/src/conf/storage_source_conf.h
index 9cd1a0c137..7c99ac8976 100644
--- a/src/conf/storage_source_conf.h
+++ b/src/conf/storage_source_conf.h
@@ -262,6 +262,7 @@ struct _virStorageSourceFDTuple {
GObject parent;
int *fds;
size_t nfds;
+ int *testfds; /* populated by tests to ensure stable FDs */
bool writable;
bool tryRestoreLabel;
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 2db0e90f2b..b4b60a0130 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -705,6 +705,11 @@ testCompareXMLToArgv(const void *data)
}
priv = vm->privateData;
+ if (info->args.fds) {
+ g_clear_pointer(&priv->fds, g_hash_table_unref);
+ priv->fds = g_steal_pointer(&info->args.fds);
+ }
+
if (virBitmapParse("0-3", &priv->autoNodeset, 4) < 0)
goto cleanup;
diff --git a/tests/testutilsqemu.c b/tests/testutilsqemu.c
index 6d3decdc16..396803c40b 100644
--- a/tests/testutilsqemu.c
+++ b/tests/testutilsqemu.c
@@ -932,6 +932,38 @@ testQemuInfoSetArgs(struct testQemuInfo *info,
info->args.hostOS = va_arg(argptr, int);
break;
+ case ARG_FD_GROUP: {
+ virStorageSourceFDTuple *new = virStorageSourceFDTupleNew();
+ const char *fdname = va_arg(argptr, char *);
+ VIR_AUTOCLOSE fakefd = open("/dev/zero", O_RDWR);
+ size_t i;
+
+ new->nfds = va_arg(argptr, unsigned int);
+ new->fds = g_new0(int, new->nfds);
+ new->testfds = g_new0(int, new->nfds);
+
+ for (i = 0; i < new->nfds; i++) {
+ new->testfds[i] = va_arg(argptr, unsigned int);
+
+ if (fcntl(new->testfds[i], F_GETFD) != -1) {
+ fprintf(stderr, "fd '%d' is already in use\n",
new->fds[i]);
+ abort();
+ }
+
+ if ((new->fds[i] = dup(fakefd)) < 0) {
+ fprintf(stderr, "failed to duplicate fake fd: %s",
+ g_strerror(errno));
+ abort();
+ }
+ }
+
+ if (!info->args.fds)
+ info->args.fds = virHashNew(g_object_unref);
+
+ g_hash_table_insert(info->args.fds, g_strdup(fdname), new);
+ break;
+ }
+
case ARG_END:
default:
info->args.invalidarg = true;
@@ -1037,6 +1069,7 @@ testQemuInfoClear(struct testQemuInfo *info)
VIR_FREE(info->errfile);
virObjectUnref(info->qemuCaps);
g_clear_pointer(&info->args.fakeCaps, virObjectUnref);
+ g_clear_pointer(&info->args.fds, g_hash_table_unref);
}
diff --git a/tests/testutilsqemu.h b/tests/testutilsqemu.h
index 943958d02a..51c072cb13 100644
--- a/tests/testutilsqemu.h
+++ b/tests/testutilsqemu.h
@@ -52,6 +52,7 @@ typedef enum {
ARG_CAPS_VER,
ARG_CAPS_HOST_CPU_MODEL,
ARG_HOST_OS,
+ ARG_FD_GROUP, /* name, nfds, fd[0], ... fd[n-1] */
ARG_END,
} testQemuInfoArgName;
@@ -87,6 +88,7 @@ struct testQemuArgs {
qemuTestCPUDef capsHostCPUModel;
int gic;
testQemuHostOS hostOS;
+ GHashTable *fds;
bool invalidarg;
};
--
2.38.1