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Backport fix for MXS-3392 to 2.4

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This solves problems with connectors that unconditionally send a
COM_STMT_PREPARE.
This commit is contained in:
Markus Mäkelä
2021-03-04 11:12:04 +02:00
parent 70fa260242
commit e3c9f1544a
1 changed files with 8 additions and 1 deletions
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7
server/modules/routing/readwritesplit/rwsplit_route_stmt.cc
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@ -305,8 +305,15 @@ bool RWSplitSession::route_single_stmt(GWBUF* querybuf)
else if (mxs_mysql_is_ps_command(command) && stmt_id == 0) else if (mxs_mysql_is_ps_command(command) && stmt_id == 0)
{ {
// Unknown prepared statement ID // Unknown prepared statement ID
if (mxs_mysql_command_will_respond(command))
{
succp = send_unknown_ps_error(extract_binary_ps_id(querybuf)); succp = send_unknown_ps_error(extract_binary_ps_id(querybuf));
} }
else
{
succp = true;
}
}
else if (TARGET_IS_NAMED_SERVER(route_target) || TARGET_IS_RLAG_MAX(route_target)) else if (TARGET_IS_NAMED_SERVER(route_target) || TARGET_IS_RLAG_MAX(route_target))
{ {
if ((target = handle_hinted_target(querybuf, route_target))) if ((target = handle_hinted_target(querybuf, route_target)))