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[Qemu-devel] [PATCH 3/3] tests/migration: Add a test for x-validate-uuid


From: Yury Kotov
Subject: [Qemu-devel] [PATCH 3/3] tests/migration: Add a test for x-validate-uuid capability
Date: Tue, 27 Aug 2019 15:02:21 +0300

Signed-off-by: Yury Kotov <address@hidden>
---
 tests/migration-test.c | 140 ++++++++++++++++++++++++++++++++---------
 1 file changed, 110 insertions(+), 30 deletions(-)

diff --git a/tests/migration-test.c b/tests/migration-test.c
index b87ba99a9e..adac1c01a2 100644
--- a/tests/migration-test.c
+++ b/tests/migration-test.c
@@ -512,7 +512,8 @@ static void migrate_postcopy_start(QTestState *from, 
QTestState *to)
 
 static int test_migrate_start(QTestState **from, QTestState **to,
                                const char *uri, bool hide_stderr,
-                               bool use_shmem)
+                               bool use_shmem, const char *opts_src,
+                               const char *opts_dst)
 {
     gchar *cmd_src, *cmd_dst;
     char *bootpath = NULL;
@@ -521,6 +522,9 @@ static int test_migrate_start(QTestState **from, QTestState 
**to,
     const char *arch = qtest_get_arch();
     const char *accel = "kvm:tcg";
 
+    opts_src = opts_src ? opts_src : "";
+    opts_dst = opts_dst ? opts_dst : "";
+
     if (use_shmem) {
         if (!g_file_test("/dev/shm", G_FILE_TEST_IS_DIR)) {
             g_test_skip("/dev/shm is not supported");
@@ -539,16 +543,16 @@ static int test_migrate_start(QTestState **from, 
QTestState **to,
         cmd_src = g_strdup_printf("-machine accel=%s -m 150M"
                                   " -name source,debug-threads=on"
                                   " -serial file:%s/src_serial"
-                                  " -drive file=%s,format=raw %s",
+                                  " -drive file=%s,format=raw %s %s",
                                   accel, tmpfs, bootpath,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_src);
         cmd_dst = g_strdup_printf("-machine accel=%s -m 150M"
                                   " -name target,debug-threads=on"
                                   " -serial file:%s/dest_serial"
                                   " -drive file=%s,format=raw"
-                                  " -incoming %s %s",
+                                  " -incoming %s %s %s",
                                   accel, tmpfs, bootpath, uri,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_dst);
         start_address = X86_TEST_MEM_START;
         end_address = X86_TEST_MEM_END;
     } else if (g_str_equal(arch, "s390x")) {
@@ -556,15 +560,15 @@ static int test_migrate_start(QTestState **from, 
QTestState **to,
         extra_opts = use_shmem ? get_shmem_opts("128M", shmem_path) : NULL;
         cmd_src = g_strdup_printf("-machine accel=%s -m 128M"
                                   " -name source,debug-threads=on"
-                                  " -serial file:%s/src_serial -bios %s %s",
+                                  " -serial file:%s/src_serial -bios %s %s %s",
                                   accel, tmpfs, bootpath,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_src);
         cmd_dst = g_strdup_printf("-machine accel=%s -m 128M"
                                   " -name target,debug-threads=on"
                                   " -serial file:%s/dest_serial -bios %s"
-                                  " -incoming %s %s",
+                                  " -incoming %s %s %s",
                                   accel, tmpfs, bootpath, uri,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_dst);
         start_address = S390_TEST_MEM_START;
         end_address = S390_TEST_MEM_END;
     } else if (strcmp(arch, "ppc64") == 0) {
@@ -575,14 +579,15 @@ static int test_migrate_start(QTestState **from, 
QTestState **to,
                                   " -prom-env 'use-nvramrc?=true' -prom-env "
                                   "'nvramrc=hex .\" _\" begin %x %x "
                                   "do i c@ 1 + i c! 1000 +loop .\" B\" 0 "
-                                  "until' %s",  accel, tmpfs, end_address,
-                                  start_address, extra_opts ? extra_opts : "");
+                                  "until' %s %s",  accel, tmpfs, end_address,
+                                  start_address, extra_opts ? extra_opts : "",
+                                  opts_src);
         cmd_dst = g_strdup_printf("-machine accel=%s -m 256M"
                                   " -name target,debug-threads=on"
                                   " -serial file:%s/dest_serial"
-                                  " -incoming %s %s",
+                                  " -incoming %s %s %s",
                                   accel, tmpfs, uri,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_dst);
 
         start_address = PPC_TEST_MEM_START;
         end_address = PPC_TEST_MEM_END;
@@ -592,16 +597,16 @@ static int test_migrate_start(QTestState **from, 
QTestState **to,
         cmd_src = g_strdup_printf("-machine virt,accel=%s,gic-version=max "
                                   "-name vmsource,debug-threads=on -cpu max "
                                   "-m 150M -serial file:%s/src_serial "
-                                  "-kernel %s %s",
+                                  "-kernel %s %s %s",
                                   accel, tmpfs, bootpath,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_src);
         cmd_dst = g_strdup_printf("-machine virt,accel=%s,gic-version=max "
                                   "-name vmdest,debug-threads=on -cpu max "
                                   "-m 150M -serial file:%s/dest_serial "
                                   "-kernel %s "
-                                  "-incoming %s %s",
+                                  "-incoming %s %s %s",
                                   accel, tmpfs, bootpath, uri,
-                                  extra_opts ? extra_opts : "");
+                                  extra_opts ? extra_opts : "", opts_dst);
 
         start_address = ARM_TEST_MEM_START;
         end_address = ARM_TEST_MEM_END;
@@ -731,7 +736,7 @@ static int migrate_postcopy_prepare(QTestState **from_ptr,
     char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
     QTestState *from, *to;
 
-    if (test_migrate_start(&from, &to, uri, hide_error, false)) {
+    if (test_migrate_start(&from, &to, uri, hide_error, false, NULL, NULL)) {
         return -1;
     }
 
@@ -841,20 +846,16 @@ static void test_postcopy_recovery(void)
     migrate_postcopy_complete(from, to);
 }
 
-static void test_baddest(void)
+static void wait_for_migration_fail(QTestState *from, bool allow_active)
 {
-    QTestState *from, *to;
     QDict *rsp_return;
     char *status;
     bool failed;
 
-    if (test_migrate_start(&from, &to, "tcp:0:0", true, false)) {
-        return;
-    }
-    migrate(from, "tcp:0:0", "{}");
     do {
         status = migrate_query_status(from);
-        g_assert(!strcmp(status, "setup") || !(strcmp(status, "failed")));
+        g_assert(!strcmp(status, "setup") || !strcmp(status, "failed") ||
+                 (allow_active && !strcmp(status, "active")));
         failed = !strcmp(status, "failed");
         g_free(status);
     } while (!failed);
@@ -864,7 +865,17 @@ static void test_baddest(void)
     g_assert(qdict_haskey(rsp_return, "running"));
     g_assert(qdict_get_bool(rsp_return, "running"));
     qobject_unref(rsp_return);
+}
+
+static void test_baddest(void)
+{
+    QTestState *from, *to;
 
+    if (test_migrate_start(&from, &to, "tcp:0:0", true, false, NULL, NULL)) {
+        return;
+    }
+    migrate(from, "tcp:0:0", "{}");
+    wait_for_migration_fail(from, false);
     test_migrate_end(from, to, false);
 }
 
@@ -873,7 +884,7 @@ static void test_precopy_unix(void)
     char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
     QTestState *from, *to;
 
-    if (test_migrate_start(&from, &to, uri, false, false)) {
+    if (test_migrate_start(&from, &to, uri, false, false, NULL, NULL)) {
         return;
     }
 
@@ -916,7 +927,7 @@ static void test_ignore_shared(void)
     char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
     QTestState *from, *to;
 
-    if (test_migrate_start(&from, &to, uri, false, true)) {
+    if (test_migrate_start(&from, &to, uri, false, true, NULL, NULL)) {
         return;
     }
 
@@ -951,7 +962,7 @@ static void test_xbzrle(const char *uri)
 {
     QTestState *from, *to;
 
-    if (test_migrate_start(&from, &to, uri, false, false)) {
+    if (test_migrate_start(&from, &to, uri, false, false, NULL, NULL)) {
         return;
     }
 
@@ -1003,7 +1014,8 @@ static void test_precopy_tcp(void)
     char *uri;
     QTestState *from, *to;
 
-    if (test_migrate_start(&from, &to, "tcp:127.0.0.1:0", false, false)) {
+    if (test_migrate_start(&from, &to, "tcp:127.0.0.1:0", false, false,
+                           NULL, NULL)) {
         return;
     }
 
@@ -1049,7 +1061,7 @@ static void test_migrate_fd_proto(void)
     QDict *rsp;
     const char *error_desc;
 
-    if (test_migrate_start(&from, &to, "defer", false, false)) {
+    if (test_migrate_start(&from, &to, "defer", false, false, NULL, NULL)) {
         return;
     }
 
@@ -1125,6 +1137,68 @@ static void test_migrate_fd_proto(void)
     test_migrate_end(from, to, true);
 }
 
+static void do_test_validate_uuid(const char *uuid_arg_src,
+                                  const char *uuid_arg_dst,
+                                  bool should_fail, bool hide_stderr)
+{
+    char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
+    QTestState *from, *to;
+
+    if (test_migrate_start(&from, &to, uri, hide_stderr, false,
+                           uuid_arg_src, uuid_arg_dst)) {
+        return;
+    }
+
+    /*
+     * UUID validation is at the begin of migration. So, the main process of
+     * migration is not interesting for us here. Thus, set huge downtime for
+     * very fast migration.
+     */
+    migrate_set_parameter_int(from, "downtime-limit", 1000000);
+    migrate_set_capability(from, "x-validate-uuid", true);
+
+    /* Wait for the first serial output from the source */
+    wait_for_serial("src_serial");
+
+    migrate(from, uri, "{}");
+
+    if (should_fail) {
+        qtest_set_expected_status(to, 1);
+        wait_for_migration_fail(from, true);
+    } else {
+        wait_for_migration_complete(from);
+    }
+
+    test_migrate_end(from, to, false);
+    g_free(uri);
+}
+
+static void test_validate_uuid(void)
+{
+    do_test_validate_uuid("-uuid 11111111-1111-1111-1111-111111111111",
+                          "-uuid 11111111-1111-1111-1111-111111111111",
+                          false, false);
+}
+
+static void test_validate_uuid_error(void)
+{
+    do_test_validate_uuid("-uuid 11111111-1111-1111-1111-111111111111",
+                          "-uuid 22222222-2222-2222-2222-222222222222",
+                          true, true);
+}
+
+static void test_validate_uuid_src_not_set(void)
+{
+    do_test_validate_uuid(NULL, "-uuid 11111111-1111-1111-1111-111111111111",
+                          false, true);
+}
+
+static void test_validate_uuid_dst_not_set(void)
+{
+    do_test_validate_uuid("-uuid 11111111-1111-1111-1111-111111111111", NULL,
+                          false, true);
+}
+
 int main(int argc, char **argv)
 {
     char template[] = "/tmp/migration-test-XXXXXX";
@@ -1180,6 +1254,12 @@ int main(int argc, char **argv)
     /* qtest_add_func("/migration/ignore_shared", test_ignore_shared); */
     qtest_add_func("/migration/xbzrle/unix", test_xbzrle_unix);
     qtest_add_func("/migration/fd_proto", test_migrate_fd_proto);
+    qtest_add_func("/migration/validate_uuid", test_validate_uuid);
+    qtest_add_func("/migration/validate_uuid_error", test_validate_uuid_error);
+    qtest_add_func("/migration/validate_uuid_src_not_set",
+                   test_validate_uuid_src_not_set);
+    qtest_add_func("/migration/validate_uuid_dst_not_set",
+                   test_validate_uuid_dst_not_set);
 
     ret = g_test_run();
 
-- 
2.22.0




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