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MXS-1506: Add delayed_retry parameter

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By adding a boolean parameter, the feature can be enabled with sensible
default values. Renamed the query_retry parameters and set the defaults to
acceptable values.

Added new parameters to diagnostic output. Also did some minor renaming.
This commit is contained in:
Markus Mäkelä
2018-04-05 17:25:03 +03:00
parent 4786d88413
commit 1ab8f7a4bf
4 changed files with 27 additions and 18 deletions
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10
server/modules/routing/readwritesplit/readwritesplit.hh
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@ -174,8 +174,9 @@ struct Config
enable_causal_read(config_get_bool(params, "enable_causal_read")),
causal_read_timeout(config_get_string(params, "causal_read_timeout")),
master_reconnection(config_get_bool(params, "master_reconnection")),
query_retry_timeout(config_get_integer(params, "query_retry_timeout")),
query_retry_interval(config_get_integer(params, "query_retry_interval"))
delayed_retry(config_get_bool(params, "delayed_retry")),
delayed_retry_timeout(config_get_integer(params, "delayed_retry_timeout")),
delayed_retry_interval(config_get_integer(params, "delayed_retry_interval"))
{
if (enable_causal_read)
{
@ -203,8 +204,9 @@ struct Config
bool enable_causal_read; /**< Enable causual read */
std::string causal_read_timeout; /**< Timeout, second parameter of function master_wait_gtid */
bool master_reconnection; /**< Allow changes in master server */
uint64_t query_retry_timeout; /**< Time window in which a query can be retried */
uint64_t query_retry_interval; /**< Time window in which a query can be retried */
bool delayed_retry; /**< Delay routing if no target found */
uint64_t delayed_retry_timeout; /**< How long to delay until an error is returned */
uint64_t delayed_retry_interval; /**< How often to attepmt to route the delayed query */
};
/**