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Refs codership/wsrep-lib#18 Don't recover view from state if SST failed.

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It is pointless and most likely will result in an unnecessary error
message logged.
This commit is contained in:
Alexey Yurchenko
2018-11-27 21:00:33 +02:00
parent cb93aaa77b
commit 0f77323d0e
1 changed files with 21 additions and 18 deletions
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39
src/server_state.cpp
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@@ -517,26 +517,29 @@ void wsrep::server_state::sst_received(wsrep::client_service& cs,
"wsrep::sst_received() called before connection to cluster"); "wsrep::sst_received() called before connection to cluster");
} }
wsrep::view const v(server_service_.get_view(cs, id_)); if (0 == error) /* SST was a success, recover view */
wsrep::log_info() << "Recovered view from SST:\n" << v;
if (v.state_id().id() != gtid.id() ||
v.state_id().seqno() > gtid.seqno())
{ {
/* Since IN GENERAL we may not be able to recover SST GTID from wsrep::view const v(server_service_.get_view(cs, id_));
* the state data, we have to rely on SST script passing the GTID wsrep::log_info() << "Recovered view from SST:\n" << v;
* value explicitly.
* Here we check if the passed GTID makes any sense: it should
* have the same UUID and greater or equal seqno than the last
* logged view. */
std::ostringstream msg;
msg << "SST script passed bogus GTID: " << gtid
<< ". Preceeding view GTID: " << v.state_id();
throw wsrep::runtime_error(msg.str());
}
current_view_ = v; if (v.state_id().id() != gtid.id() ||
server_service_.log_view(NULL /* this view is stored already */, v); v.state_id().seqno() > gtid.seqno())
{
/* Since IN GENERAL we may not be able to recover SST GTID from
* the state data, we have to rely on SST script passing the GTID
* value explicitly.
* Here we check if the passed GTID makes any sense: it should
* have the same UUID and greater or equal seqno than the last
* logged view. */
std::ostringstream msg;
msg << "SST script passed bogus GTID: " << gtid
<< ". Preceeding view GTID: " << v.state_id();
throw wsrep::runtime_error(msg.str());
}
current_view_ = v;
server_service_.log_view(NULL /* this view is stored already */, v);
}
if (provider().sst_received(gtid, error)) if (provider().sst_received(gtid, error))
{ {