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tests/test-replication.c: Add test for for secondary node continuing replication 

This simulates the case that happens when we resume COLO after failover.

Signed-off-by: Lukas Straub <lukasstraub2@web.de>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Lukas Straub 2019-10-24 16:25:44 +02:00 committed by Jason Wang
parent 08ddb4eb6d
commit 7b9e215ed6
1 changed files with 52 additions and 0 deletions
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52
tests/test-replication.c
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@ -490,6 +490,56 @@ static void test_secondary_stop(void)
teardown_secondary();
}
static void test_secondary_continuous_replication(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;
@ -585,6 +635,8 @@ 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/continuous_replication",
test_secondary_continuous_replication);
g_test_add_func("/replication/secondary/do_checkpoint",
test_secondary_do_checkpoint);
g_test_add_func("/replication/secondary/get_error_all",