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[Qemu-devel] [PATCH v4 2/4] tests/test-replication.c: Add test for ignor
From: |
Lukas Straub |
Subject: |
[Qemu-devel] [PATCH v4 2/4] tests/test-replication.c: Add test for ignoring requests after failover |
Date: |
Tue, 10 Sep 2019 12:14:43 +0200 |
This simulates the case that happens when we resume COLO after failover.
Signed-off-by: Lukas Straub <address@hidden>
---
tests/test-replication.c | 52 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/tests/test-replication.c b/tests/test-replication.c
index f085d1993a..5addfc2227 100644
--- a/tests/test-replication.c
+++ b/tests/test-replication.c
@@ -489,6 +489,56 @@ static void test_secondary_stop(void)
teardown_secondary();
}
+static void test_secondary_failover_then_ignore_requests(void)
+{
+ BlockBackend *top_blk, *local_blk;
+ Error *local_err = NULL;
+
+ top_blk = start_secondary();
+ replication_start_all(REPLICATION_MODE_SECONDARY, &local_err);
+ g_assert(!local_err);
+
+ /* write 0x22 to s_local_disk (IMG_SIZE / 2, IMG_SIZE) */
+ local_blk = blk_by_name(S_LOCAL_DISK_ID);
+ test_blk_write(local_blk, 0x22, IMG_SIZE / 2, IMG_SIZE / 2, false);
+
+ /* replication will backup s_local_disk to s_hidden_disk */
+ test_blk_read(top_blk, 0x11, IMG_SIZE / 2,
+ IMG_SIZE / 2, 0, IMG_SIZE, false);
+
+ /* write 0x33 to s_active_disk (0, IMG_SIZE / 2) */
+ test_blk_write(top_blk, 0x33, 0, IMG_SIZE / 2, false);
+
+ /* do failover (active commit) */
+ replication_stop_all(true, &local_err);
+ g_assert(!local_err);
+
+ /* it should ignore all requests from now on */
+
+ /* start after failover */
+ replication_start_all(REPLICATION_MODE_PRIMARY, &local_err);
+ g_assert(!local_err);
+
+ /* checkpoint */
+ replication_do_checkpoint_all(&local_err);
+ g_assert(!local_err);
+
+ /* stop */
+ replication_stop_all(true, &local_err);
+ g_assert(!local_err);
+
+ /* read from s_local_disk (0, IMG_SIZE / 2) */
+ test_blk_read(top_blk, 0x33, 0, IMG_SIZE / 2,
+ 0, IMG_SIZE / 2, false);
+
+
+ /* read from s_local_disk (IMG_SIZE / 2, IMG_SIZE) */
+ test_blk_read(top_blk, 0x22, IMG_SIZE / 2,
+ IMG_SIZE / 2, 0, IMG_SIZE, false);
+
+ teardown_secondary();
+}
+
static void test_secondary_do_checkpoint(void)
{
BlockBackend *top_blk, *local_blk;
@@ -584,6 +634,8 @@ int main(int argc, char **argv)
g_test_add_func("/replication/secondary/write", test_secondary_write);
g_test_add_func("/replication/secondary/start", test_secondary_start);
g_test_add_func("/replication/secondary/stop", test_secondary_stop);
+ g_test_add_func("/replication/secondary/failover_then_ignore_requests",
+ test_secondary_failover_then_ignore_requests);
g_test_add_func("/replication/secondary/do_checkpoint",
test_secondary_do_checkpoint);
g_test_add_func("/replication/secondary/get_error_all",
--
2.20.1