1 files changed, 95 insertions, 2 deletions

diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c
index 53afec4395..26e2e77289 100644
--- a/tests/qtest/migration-test.c
+++ b/tests/qtest/migration-test.c
@@ -356,6 +356,43 @@ static void migrate_set_parameter_int(QTestState *who, const char *parameter,
     migrate_check_parameter_int(who, parameter, value);
 }
 
+static char *migrate_get_parameter_str(QTestState *who,
+                                       const char *parameter)
+{
+    QDict *rsp;
+    char *result;
+
+    rsp = wait_command(who, "{ 'execute': 'query-migrate-parameters' }");
+    result = g_strdup(qdict_get_str(rsp, parameter));
+    qobject_unref(rsp);
+    return result;
+}
+
+static void migrate_check_parameter_str(QTestState *who, const char *parameter,
+                                        const char *value)
+{
+    char *result;
+
+    result = migrate_get_parameter_str(who, parameter);
+    g_assert_cmpstr(result, ==, value);
+    g_free(result);
+}
+
+__attribute__((unused))
+static void migrate_set_parameter_str(QTestState *who, const char *parameter,
+                                      const char *value)
+{
+    QDict *rsp;
+
+    rsp = qtest_qmp(who,
+                    "{ 'execute': 'migrate-set-parameters',"
+                    "'arguments': { %s: %s } }",
+                    parameter, value);
+    g_assert(qdict_haskey(rsp, "return"));
+    qobject_unref(rsp);
+    migrate_check_parameter_str(who, parameter, value);
+}
+
 static void migrate_pause(QTestState *who)
 {
     QDict *rsp;
@@ -480,14 +517,14 @@ static int test_migrate_start(QTestState **from, QTestState **to,
     } else if (strcmp(arch, "ppc64") == 0) {
         machine_opts = "vsmt=8";
         memory_size = "256M";
+        start_address = PPC_TEST_MEM_START;
+        end_address = PPC_TEST_MEM_END;
         arch_source = g_strdup_printf("-nodefaults "
                                       "-prom-env 'use-nvramrc?=true' -prom-env "
                                       "'nvramrc=hex .\" _\" begin %x %x "
                                       "do i c@ 1 + i c! 1000 +loop .\" B\" 0 "
                                       "until'", end_address, start_address);
         arch_target = g_strdup("");
-        start_address = PPC_TEST_MEM_START;
-        end_address = PPC_TEST_MEM_END;
     } else if (strcmp(arch, "aarch64") == 0) {
         init_bootfile(bootpath, aarch64_kernel, sizeof(aarch64_kernel));
         machine_opts = "virt,gic-version=max";
@@ -1202,6 +1239,61 @@ static void test_migrate_auto_converge(void)
     test_migrate_end(from, to, true);
 }
 
+static void test_multifd_tcp(void)
+{
+    MigrateStart *args = migrate_start_new();
+    QTestState *from, *to;
+    QDict *rsp;
+    char *uri;
+
+    if (test_migrate_start(&from, &to, "defer", args)) {
+        return;
+    }
+
+    /*
+     * We want to pick a speed slow enough that the test completes
+     * quickly, but that it doesn't complete precopy even on a slow
+     * machine, so also set the downtime.
+     */
+    /* 1 ms should make it not converge*/
+    migrate_set_parameter_int(from, "downtime-limit", 1);
+    /* 1GB/s */
+    migrate_set_parameter_int(from, "max-bandwidth", 1000000000);
+
+    migrate_set_parameter_int(from, "multifd-channels", 16);
+    migrate_set_parameter_int(to, "multifd-channels", 16);
+
+    migrate_set_capability(from, "multifd", "true");
+    migrate_set_capability(to, "multifd", "true");
+
+    /* Start incoming migration from the 1st socket */
+    rsp = wait_command(to, "{ 'execute': 'migrate-incoming',"
+                           "  'arguments': { 'uri': 'tcp:127.0.0.1:0' }}");
+    qobject_unref(rsp);
+
+    /* Wait for the first serial output from the source */
+    wait_for_serial("src_serial");
+
+    uri = migrate_get_socket_address(to, "socket-address");
+
+    migrate_qmp(from, uri, "{}");
+
+    wait_for_migration_pass(from);
+
+    /* 300ms it should converge */
+    migrate_set_parameter_int(from, "downtime-limit", 300);
+
+    if (!got_stop) {
+        qtest_qmp_eventwait(from, "STOP");
+    }
+    qtest_qmp_eventwait(to, "RESUME");
+
+    wait_for_serial("dest_serial");
+    wait_for_migration_complete(from);
+    test_migrate_end(from, to, true);
+    free(uri);
+}
+
 int main(int argc, char **argv)
 {
     char template[] = "/tmp/migration-test-XXXXXX";
@@ -1266,6 +1358,7 @@ int main(int argc, char **argv)
                    test_validate_uuid_dst_not_set);
 
     qtest_add_func("/migration/auto_converge", test_migrate_auto_converge);
+    qtest_add_func("/migration/multifd/tcp", test_multifd_tcp);
 
     ret = g_test_run();