Merge branch '2.1.7' into develop-2.1-merge

include/maxscale/session.h

@@ -152,6 +152,7 @@ typedef struct session
         GWBUF *buffer; /**< Buffer containing the statement */
         const struct server *target; /**< Where the statement was sent */
     } stmt;  /**< Current statement being executed */
+    bool qualifies_for_pooling; /**< Whether this session qualifies for the connection pool */
     skygw_chk_t     ses_chk_tail;
 } MXS_SESSION;
 
@@ -441,6 +442,20 @@ json_t* session_to_json(const MXS_SESSION *session, const char* host);
  */
 json_t* session_list_to_json(const char* host);
 
+/**
+ * Qualify the session for connection pooling
+ *
+ * @param session Session to qualify
+ */
+void session_qualify_for_pool(MXS_SESSION* session);
+
+/**
+ * Check if the session qualifies for connection pooling
+ *
+ * @param session
+ */
+bool session_valid_for_pool(const MXS_SESSION* session);
+
 /**
  * @brief Return the session of the dcb currently being processed
  *        by the calling thread.