removed dead code, improved debug output and use + instead of % for the host-selection in CARP

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-1.3.x@370 152afb58-edef-0310-8abb-c4023f1b3aa9
This commit is contained in:
Jan Kneschke 2005-06-05 12:00:29 +00:00
parent 8e67134b23
commit d162ea1385
1 changed files with 15 additions and 47 deletions

View File

@ -843,39 +843,6 @@ static int mod_proxy_setup_connection(server *srv, connection *con, plugin_data
}
#undef PATCH
static int proxy_reconnect(server *srv, handler_ctx *hctx) {
plugin_data *p = hctx->plugin_data;
/* child died
*
* 1.
*
* connect was ok, connection was accepted
* but the php accept loop checks after the accept if it should die or not.
*
* if yes we can only detect it at a write()
*
* next step is resetting this attemp and setup a connection again
*
* if we have more then 5 reconnects for the same request, die
*
* 2.
*
* we have a connection but the child died by some other reason
*
*/
fdevent_event_del(srv->ev, &(hctx->fde_ndx), hctx->fd);
fdevent_unregister(srv->ev, hctx->fd);
close(hctx->fd);
srv->cur_fds--;
proxy_set_state(srv, hctx, PROXY_STATE_INIT);
return 0;
}
SUBREQUEST_FUNC(mod_proxy_handle_subrequest) {
plugin_data *p = p_d;
@ -1120,34 +1087,35 @@ static handler_t mod_proxy_check_extension(server *srv, connection *con, void *p
/* hash balancing */
if (p->conf.debug) {
log_error_write(srv, __FILE__, __LINE__, "s", "proxy - used hash balancing");
log_error_write(srv, __FILE__, __LINE__, "sd",
"proxy - used hash balancing, hosts:", extension->value->used);
}
for (k = 0, ndx = -1, last_max = ~0L; k < extension->value->used; k++) {
data_proxy *host = (data_proxy *)extension->value->data[k];
unsigned long url_ndx, host_ndx, cur_max;
unsigned long cur_max;
if (host->is_disabled) continue;
url_ndx = generate_crc32c(CONST_BUF_LEN(con->uri.path));
host_ndx = generate_crc32c(CONST_BUF_LEN(host->host)); /* we can cache this */
cur_max = generate_crc32c(CONST_BUF_LEN(con->uri.path)) +
generate_crc32c(CONST_BUF_LEN(host->host)) + /* we can cache this */
generate_crc32c(CONST_BUF_LEN(con->uri.authority));
if (p->conf.debug) {
log_error_write(srv, __FILE__, __LINE__, "sbbbd",
"proxy - election:",
con->uri.path,
host->host,
con->uri.authority,
cur_max);
}
cur_max = url_ndx % host_ndx;
if ((last_max == ~0L) || /* first round */
(cur_max > last_max)) {
last_max = cur_max;
ndx = k;
}
if (p->conf.debug) {
log_error_write(srv, __FILE__, __LINE__, "sbdbddd",
"proxy - election:",
con->uri.path, url_ndx,
host->host, host_ndx,
last_max, cur_max);
}
}
break;