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Remove session locks from schemarouter

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The session level locks are no longer needed in the schemarouter. Also
cleaned up some parts of the code.
This commit is contained in:
Markus Mäkelä
2017-03-17 14:53:48 +02:00
parent 58130b5773
commit 06c40eebd7
2 changed files with 121 additions and 403 deletions
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8
server/modules/routing/schemarouter/schemarouter.h
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@ -318,9 +318,7 @@ struct schemarouter_session
#if defined(SS_DEBUG)
skygw_chk_t rses_chk_top;
#endif
SPINLOCK rses_lock; /*< protects rses_deleted */
int rses_versno; /*< even = no active update, else odd. not used 4/14 */
bool rses_closed; /*< true when closeSession is called */
bool closed; /*< true when closeSession is called */
DCB* rses_client_dcb;
MYSQL_session* rses_mysql_session; /*< Session client data (username, password, SHA1). */
/** Properties listed by their type */
@ -333,8 +331,8 @@ struct schemarouter_session
bool rses_transaction_active; /*< Is a transaction active */
struct schemarouter_instance *router; /*< The router instance */
struct schemarouter_session* next; /*< List of router sessions */
shard_map_t*
shardmap; /*< Database hash containing names of the databases mapped to the servers that contain them */
shard_map_t *shardmap; /*< Database hash containing names of the databases
* mapped to the servers that contain them */
char connect_db[MYSQL_DATABASE_MAXLEN + 1]; /*< Database the user was trying to connect to */
char current_db[MYSQL_DATABASE_MAXLEN + 1]; /*< Current active database */
init_mask_t init; /*< Initialization state bitmask */