MXS-1249: Add utility function for setting the server version

Add utility function for setting the server version from a
MySQL handle.

include/maxscale/mysql_utils.h

@@ -83,4 +83,14 @@ mxs_mysql_name_kind_t mxs_mysql_name_to_pcre(char *pcre,
                                              const char *mysql,
                                              mxs_pcre_quote_approach_t approach);
 
+/**
+ * Set the server information
+ *
+ * @param mysql   A MySQL handle to the server.
+ * @param server  The server whose version information should be updated.
+ *
+ * @return True, if the information could be set, false if an error occurred.
+ */
+bool mxs_mysql_set_server_version(MYSQL* mysql, SERVER* server);
+
 MXS_END_DECLS

server/core/mysql_utils.cc

@@ -285,3 +285,23 @@ mxs_mysql_name_kind_t mxs_mysql_name_to_pcre(char *pcre,
 
     return rv;
 }
+
+bool mxs_mysql_set_server_version(MYSQL* mysql, SERVER* server)
+{
+    bool rv = false;
+
+    const char* s = mysql_get_server_info(mysql);
+
+    if (s)
+    {
+        unsigned long v = mysql_get_server_version(mysql);
+
+        unsigned long major = v / 10000;
+        unsigned long minor = (v - major * 10000) / 100;
+        unsigned long patch = v - major * 10000 - minor * 100;
+
+        rv = server_set_version(server, s, major, minor, patch);
+    }
+
+    return rv;
+}