HA

  1. rules:
  2. - !DB_DISCOVERY
  3.   dataSources:
  4.     <data-source-name> (+): # Logic data source name
  5.       dataSourceNames: # Data source names
  6.         - <data-source>
  7.         - <data-source>
  8.       discoveryHeartbeatName: # Detect heartbeat name
  9.       discoveryTypeName: # Database discovery type name
  11.   # Heartbeat Configuration
  12.   discoveryHeartbeats:
  13.     <discovery-heartbeat-name> (+): # heartbeat name
  14.       props:
  15.         keep-alive-cron: # This is cron expression, such as：'0/5 * * * * ?'
  17.   # Database Discovery Configuration
  18.   discoveryTypes:
  19.     <discovery-type-name> (+): # Database discovery type name
  20.       type: # Database discovery type, such as: MGR、openGauss
  21.       props (?):
  22.         group-name: 92504d5b-6dec-11e8-91ea-246e9612aaf1 # Required parameters for database discovery types, such as MGR's group-name