[PULL 26/27] tests/qtest/migration: Add a multifd + mapped-ram migration test

[peterx]

From: Fabiano Rosas <farosas@suse.de>

Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Fabiano Rosas <farosas@suse.de>
Link: https://lore.kernel.org/r/20240229153017.2221-24-farosas@suse.de
Signed-off-by: Peter Xu <peterx@redhat.com>
---
 tests/qtest/migration-test.c | 68 ++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c
index 4c5551f7d0..4023d808f9 100644
--- a/tests/qtest/migration-test.c
+++ b/tests/qtest/migration-test.c
@@ -2248,6 +2248,46 @@ static void test_precopy_file_mapped_ram(void)
     test_file_common(&args, true);
 }
 
+static void *migrate_multifd_mapped_ram_start(QTestState *from, QTestState *to)
+{
+    migrate_mapped_ram_start(from, to);
+
+    migrate_set_parameter_int(from, "multifd-channels", 4);
+    migrate_set_parameter_int(to, "multifd-channels", 4);
+
+    migrate_set_capability(from, "multifd", true);
+    migrate_set_capability(to, "multifd", true);
+
+    return NULL;
+}
+
+static void test_multifd_file_mapped_ram_live(void)
+{
+    g_autofree char *uri = g_strdup_printf("file:%s/%s", tmpfs,
+                                           FILE_TEST_FILENAME);
+    MigrateCommon args = {
+        .connect_uri = uri,
+        .listen_uri = "defer",
+        .start_hook = migrate_multifd_mapped_ram_start,
+    };
+
+    test_file_common(&args, false);
+}
+
+static void test_multifd_file_mapped_ram(void)
+{
+    g_autofree char *uri = g_strdup_printf("file:%s/%s", tmpfs,
+                                           FILE_TEST_FILENAME);
+    MigrateCommon args = {
+        .connect_uri = uri,
+        .listen_uri = "defer",
+        .start_hook = migrate_multifd_mapped_ram_start,
+    };
+
+    test_file_common(&args, true);
+}
+
+
 static void test_precopy_tcp_plain(void)
 {
     MigrateCommon args = {
@@ -2524,6 +2564,25 @@ static void test_migrate_precopy_fd_file_mapped_ram(void)
     };
     test_file_common(&args, true);
 }
+
+static void *migrate_multifd_fd_mapped_ram_start(QTestState *from,
+                                                QTestState *to)
+{
+    migrate_multifd_mapped_ram_start(from, to);
+    return migrate_precopy_fd_file_start(from, to);
+}
+
+static void test_multifd_fd_mapped_ram(void)
+{
+    MigrateCommon args = {
+        .connect_uri = "fd:fd-mig",
+        .listen_uri = "defer",
+        .start_hook = migrate_multifd_fd_mapped_ram_start,
+        .finish_hook = test_migrate_fd_finish_hook
+    };
+
+    test_file_common(&args, true);
+}
 #endif /* _WIN32 */
 
 static void do_test_validate_uuid(MigrateStart *args, bool should_fail)
@@ -3576,6 +3635,15 @@ int main(int argc, char **argv)
     migration_test_add("/migration/precopy/file/mapped-ram/live",
                        test_precopy_file_mapped_ram_live);
 
+    migration_test_add("/migration/multifd/file/mapped-ram",
+                       test_multifd_file_mapped_ram);
+    migration_test_add("/migration/multifd/file/mapped-ram/live",
+                       test_multifd_file_mapped_ram_live);
+#ifndef _WIN32
+    migration_test_add("/migration/multifd/fd/mapped-ram",
+                       test_multifd_fd_mapped_ram);
+#endif
+
 #ifdef CONFIG_GNUTLS
     migration_test_add("/migration/precopy/unix/tls/psk",
                        test_precopy_unix_tls_psk);
-- 
2.44.0