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Handle assert server_id_.is_undefined == false

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Return an error if server_id_ is undefined before fragment
certification. This may happen if the server disconnects from the
cluster, right before a transactions attempts to replicate a
fragment.
This commit is contained in:
Daniele Sciascia
2022-01-25 14:38:28 +01:00
parent da5098b622
commit edd141127c
1 changed files with 16 additions and 8 deletions
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24
src/transaction.cpp
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@ -1535,14 +1535,22 @@ int wsrep::transaction::certify_fragment(
// available to store the fragment. The fragment meta data
// is updated after certification.
wsrep::id server_id(client_state_.server_state().id());
assert(server_id.is_undefined() == false);
if (storage_service.start_transaction(ws_handle_) ||
storage_service.append_fragment(
server_id,
id(),
flags(),
wsrep::const_buffer(data.data(), data.size()),
xid()))
if (server_id.is_undefined()) {
// Server disconnected from cluster, do not
// append a fragment with undefined server_id.
ret = 1;
error = wsrep::e_append_fragment_error;
}
if (ret == 0 &&
(storage_service.start_transaction(ws_handle_) ||
storage_service.append_fragment(
server_id,
id(),
flags(),
wsrep::const_buffer(data.data(), data.size()),
xid())))
{
ret = 1;
error = wsrep::e_append_fragment_error;