On Wed, 9 Oct 2019 06:03:03 +0000
"Zhang, Chen" <chen.zh...@intel.com> wrote:
> > -----Original Message-----
> > From: Lukas Straub <lukasstra...@web.de>
> > Sent: Saturday, October 5, 2019 9:06 PM
> > To: qemu-devel <qemu-devel@nongnu.org>
> > Cc: Zhang, Chen <chen.zh...@intel.com>; Jason Wang
> > <jasow...@redhat.com>; Wen Congyang <wencongya...@huawei.com>;
> > Xie Changlong <xiechanglon...@gmail.com>; Kevin Wolf
> > <kw...@redhat.com>; Max Reitz <mre...@redhat.com>; qemu-block
> > <qemu-bl...@nongnu.org>
> > Subject: [PATCH v6 2/4] 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 <lukasstra...@web.de>
> > ---
> > tests/test-replication.c | 52
> > ++++++++++++++++++++++++++++++++++++++++
> > 1 file changed, 52 insertions(+)
> >
> > diff --git a/tests/test-replication.c b/tests/test-replication.c index
> > f085d1993a..8e18ecd998 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_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 */
>
> Should we need add teardown_secondary() here?
I don't think so. It is used to remove the block node after each test and I'm
doing that below.
Regards,
Lukas Straub
> Thanks
> Zhang Chen
>
> > +
> > + /* 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/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",
> > --
> > 2.20.1
>
