/* Connect to the MYSQL database */
static logsql_opendb_ret log_sql_mysql_connect(server_rec *s, logsql_dbconnection *db)
{
const char *host = apr_table_get(db->parms,"hostname");
const char *user = apr_table_get(db->parms,"username");
const char *passwd = apr_table_get(db->parms,"password");
const char *database = apr_table_get(db->parms,"database");
const char *s_tcpport = apr_table_get(db->parms,"port");
unsigned int tcpport = (s_tcpport)?atoi(s_tcpport):3306;
const char *socketfile = apr_table_get(db->parms,"socketfile");
MYSQL *dblink = db->handle;
dblink = mysql_init(dblink);
db->handle = (void *)dblink;
if (!socketfile) {
socketfile = "/var/lib/mysql/mysql.sock";
}
if (mysql_real_connect(dblink, host, user, passwd, database, tcpport,
socketfile, 0)) {
log_error(APLOG_MARK,APLOG_DEBUG,0, s,"HOST: '%s' PORT: '%d' DB: '%s' USER: '******' SOCKET: '%s'",
host, tcpport, database, user, socketfile);
return LOGSQL_OPENDB_SUCCESS;
} else {
log_error(APLOG_MARK,APLOG_ERR,0, s,"mod_log_sql_mysql: database connection error: mysql error: %s",
MYSQL_ERROR(dblink));
log_error(APLOG_MARK,APLOG_DEBUG, 0, s,"HOST: '%s' PORT: '%d' DB: '%s' USER: '******' SOCKET: '%s'",
host, tcpport, database, user, socketfile);
return LOGSQL_OPENDB_FAIL;
}
}
static MYSQL *doConnect(URL_T url, char **error) {
#define MYSQL_ERROR(e) do {*error = Str_dup(e); goto error;} while (0)
int port;
my_bool yes = 1;
my_bool no = 0;
volatile int connectTimeout = SQL_DEFAULT_TCP_TIMEOUT;
unsigned long clientFlags = CLIENT_MULTI_STATEMENTS;
const char *user, *password, *host, *database, *charset, *timeout;
const char *unix_socket = URL_getParameter(url, "unix-socket");
MYSQL *db = mysql_init(NULL);
if (! db) {
*error = Str_dup("unable to allocate mysql handler");
return NULL;
}
if (! (user = URL_getUser(url)))
if (! (user = URL_getParameter(url, "user")))
MYSQL_ERROR("no username specified in URL");
if (! (password = URL_getPassword(url)))
if (! (password = URL_getParameter(url, "password")))
MYSQL_ERROR("no password specified in URL");
if (unix_socket) {
host = "localhost"; // Make sure host is localhost if unix socket is to be used
} else if (! (host = URL_getHost(url)))
MYSQL_ERROR("no host specified in URL");
if ((port = URL_getPort(url)) <= 0)
MYSQL_ERROR("no port specified in URL");
if (! (database = URL_getPath(url)))
MYSQL_ERROR("no database specified in URL");
else
database++;
/* Options */
if (IS(URL_getParameter(url, "compress"), "true"))
clientFlags |= CLIENT_COMPRESS;
if (IS(URL_getParameter(url, "use-ssl"), "true"))
mysql_ssl_set(db, 0,0,0,0,0);
if (IS(URL_getParameter(url, "secure-auth"), "true"))
mysql_options(db, MYSQL_SECURE_AUTH, (const char*)&yes);
else
mysql_options(db, MYSQL_SECURE_AUTH, (const char*)&no);
if ((timeout = URL_getParameter(url, "connect-timeout"))) {
TRY connectTimeout = Str_parseInt(timeout); ELSE MYSQL_ERROR("invalid connect timeout value"); END_TRY;
}
mysql_options(db, MYSQL_OPT_CONNECT_TIMEOUT, (const char*)&connectTimeout);
if ((charset = URL_getParameter(url, "charset")))
mysql_options(db, MYSQL_SET_CHARSET_NAME, charset);
#if MYSQL_VERSION_ID >= 50013
mysql_options(db, MYSQL_OPT_RECONNECT, (const char*)&yes);
#endif
/* Connect */
if (mysql_real_connect(db, host, user, password, database, port, unix_socket, clientFlags))
return db;
*error = Str_dup(mysql_error(db));
error:
mysql_close(db);
return NULL;
}