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MXS-1845 Assign server roles

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Assign server roles (master, slave, relay master, slave of external master)
for a graph with possibly multiple paths to a slave server.
This commit is contained in:
Esa Korhonen
2018-06-08 11:02:53 +03:00
parent 3f82c25c62
commit 5324a1bdaa
6 changed files with 206 additions and 24 deletions
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5
server/modules/monitor/mariadbmon/mariadbmon.hh
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@ -161,13 +161,14 @@ private:
MariaDBMonitor(MXS_MONITOR* monitor_base);
void reset_server_info();
void clear_server_info();
void reset_node_index_info();
bool configure(const MXS_CONFIG_PARAMETER* params);
bool set_replication_credentials(const MXS_CONFIG_PARAMETER* params);
MariaDBServer* get_server_info(MXS_MONITORED_SERVER* db);
MariaDBServer* get_server(int64_t id);
void update_server(MariaDBServer& server);
// Cluster discovery and status assignment methods
void update_server(MariaDBServer& server);
MariaDBServer* find_root_master();
MXS_MONITORED_SERVER* get_replication_tree();
MXS_MONITORED_SERVER* build_mysql51_replication_tree();
@ -193,6 +194,8 @@ private:
void calculate_node_reach(MariaDBServer* node);
int calc_reach_visit_node(MariaDBServer* node);
MariaDBServer* find_master_inside_cycle(ServerArray& cycle_servers);
void assign_master_and_slave();
void assign_slave_and_relay_master(MariaDBServer* node);
// Switchover methods
bool switchover_check(SERVER* new_master, SERVER* current_master,