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MXS-1845 Rewrite server promotion code

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In progress, does not yet overwrite existing code.

The new promotion mechanism automatically retries queries which timed out. It also
handles multimaster situations correctly.
This commit is contained in:
Esa Korhonen
2018-09-14 15:32:31 +03:00
parent c58041d4fb
commit dd9ff27743
7 changed files with 331 additions and 23 deletions
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3
server/modules/monitor/mariadbmon/mariadbmon_common.cc
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@ -36,12 +36,15 @@ void DelimitedPrinter::cat(string& target, const string& addition)
ClusterOperation::ClusterOperation(OperationType type,
MariaDBServer* promotion_target, MariaDBServer* demotion_target,
bool demo_target_is_master, bool handle_events,
string& promotion_sql_file, string& demotion_sql_file,
json_t** error, maxbase::Duration time_remaining)
: type(type)
, promotion_target(promotion_target)
, demotion_target(demotion_target)
, demotion_target_is_master(demo_target_is_master)
, handle_events(handle_events)
, promotion_sql_file(promotion_sql_file)
, demotion_sql_file(demotion_sql_file)
, error_out(error)
, time_remaining(time_remaining)
{}