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Remove unused code from readwritesplit

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There was a lot of extra debug logging behind unused defines. These were
never enabled and some of the code never worked.
This commit is contained in:
Markus Makela
2016-11-04 08:36:30 +02:00
parent 26d1986fac
commit 88dca05dc7
4 changed files with 9 additions and 203 deletions
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60
server/modules/routing/readwritesplit/rwsplit_mysql.c
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@ -366,66 +366,6 @@ void live_session_reply(GWBUF **querybuf, ROUTER_CLIENT_SES *rses)
}
}
/*
* Uses MySQL specific mechanisms
*/
/**
* @brief Write an error message to the log for session lock failure
*
* This happens when processing a client reply and the session cannot be
* locked.
*
* @param rses Router session
* @param buf Query buffer containing reply data
* @param dcb The backend DCB that sent the reply
*/
void print_error_packet(ROUTER_CLIENT_SES *rses, GWBUF *buf, DCB *dcb)
{
#if defined(SS_DEBUG)
if (GWBUF_IS_TYPE_MYSQL(buf))
{
while (gwbuf_length(buf) > 0)
{
/**
* This works with MySQL protocol only !
* Protocol specific packet print functions would be nice.
*/
uint8_t *ptr = GWBUF_DATA(buf);
size_t len = MYSQL_GET_PACKET_LEN(ptr);
if (MYSQL_GET_COMMAND(ptr) == 0xff)
{
SERVER *srv = NULL;
backend_ref_t *bref = rses->rses_backend_ref;
int i;
char *bufstr;
for (i = 0; i < rses->rses_nbackends; i++)
{
if (bref[i].bref_dcb == dcb)
{
srv = bref[i].ref->server;
}
}
ss_dassert(srv != NULL);
char *str = (char *)&ptr[7];
bufstr = strndup(str, len - 3);
MXS_ERROR("Backend server %s:%d responded with "
"error : %s",
srv->name, srv->port, bufstr);
MXS_FREE(bufstr);
}
buf = gwbuf_consume(buf, len + 4);
}
}
else
{
gwbuf_free(buf);
}
#endif /*< SS_DEBUG */
}
/*
* Uses MySQL specific mechanisms
*/