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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "common-internal.h"
#include "connection_info.h"
#include "connection-protected.h"
#include "thread.h"
#include "server-protected.h"
#include "handler_file.h"
ret_t
cherokee_connection_info_new (cherokee_connection_info_t **info)
{
CHEROKEE_NEW_STRUCT(n, connection_info);
INIT_LIST_HEAD(&n->list_node);
cherokee_buffer_init (&n->id);
cherokee_buffer_init (&n->phase);
cherokee_buffer_init (&n->request);
cherokee_buffer_init (&n->rx);
cherokee_buffer_init (&n->tx);
cherokee_buffer_init (&n->total_size);
cherokee_buffer_init (&n->ip);
cherokee_buffer_init (&n->percent);
cherokee_buffer_init (&n->handler);
cherokee_buffer_init (&n->icon);
*info = n;
return ret_ok;
}
ret_t
cherokee_connection_info_free (cherokee_connection_info_t *info)
{
cherokee_buffer_mrproper (&info->id);
cherokee_buffer_mrproper (&info->phase);
cherokee_buffer_mrproper (&info->request);
cherokee_buffer_mrproper (&info->rx);
cherokee_buffer_mrproper (&info->tx);
cherokee_buffer_mrproper (&info->total_size);
cherokee_buffer_mrproper (&info->ip);
cherokee_buffer_mrproper (&info->percent);
cherokee_buffer_mrproper (&info->handler);
cherokee_buffer_mrproper (&info->icon);
free (info);
return ret_ok;
}
static ret_t
info_fill_up (cherokee_connection_info_t *info,
cherokee_connection_t *conn)
{
ret_t ret;
const char *phase = NULL;
const char *handler_name = NULL;
cherokee_icons_t *icons = CONN_SRV(conn)->icons;
/* ID
*/
cherokee_buffer_add_va (&info->id, "%lu", conn->id);
/* Phase
*/
phase = cherokee_connection_get_phase_str (conn);
cherokee_buffer_add (&info->phase, phase, strlen(phase));
/* From
*/
if (conn->socket.socket >= 0) {
cherokee_buffer_ensure_size (&info->ip, CHE_INET_ADDRSTRLEN + 1);
memset (info->ip.buf, 0, info->ip.size);
cherokee_socket_ntop (&conn->socket, info->ip.buf, info->ip.size - 1);
info->ip.len = strlen(info->ip.buf);
}
/* Request
*/
if (! cherokee_buffer_is_empty (&conn->request_original)) {
cherokee_buffer_add_buffer (&info->request, &conn->request_original);
} else if (! cherokee_buffer_is_empty (&conn->request)) {
cherokee_buffer_add_buffer (&info->request, &conn->request);
}
/* Transference
*/
cherokee_buffer_add_va (&info->rx, FMT_OFFSET, (CST_OFFSET)conn->rx);
cherokee_buffer_add_va (&info->tx, FMT_OFFSET, (CST_OFFSET)conn->tx);
/* Handler
*/
if (conn->handler != NULL) {
cherokee_module_get_name (MODULE(conn->handler), &handler_name);
if (handler_name)
cherokee_buffer_add (&info->handler, handler_name, strlen(handler_name));
}
/* Total size
*/
if (handler_name && !strcmp (handler_name, "file")) {
char *point;
double percent;
cherokee_handler_file_t *file = HDL_FILE(conn->handler);
/* File size
*/
cherokee_buffer_add_va (&info->total_size, FMT_OFFSET, (CST_OFFSET)file->info->st_size);
/* Percent
*/
percent = (CST_OFFSET)conn->tx * (double)100 / (CST_OFFSET)file->info->st_size;
cherokee_buffer_add_va (&info->percent, "%f", percent);
point = strchr (info->percent.buf, '.');
if (point != NULL)
cherokee_buffer_drop_ending (&info->percent, (info->percent.buf + info->percent.len) - (point + 2));
}
/* Local icon
*/
if ((icons != NULL) &&
(!cherokee_buffer_is_empty (&info->request)))
{
char *tmp;
cherokee_buffer_t *icon;
cherokee_buffer_t name = CHEROKEE_BUF_INIT;
cherokee_buffer_add_buffer (&name, &info->request);
tmp = strchr (name.buf, '?');
if (tmp != NULL)
cherokee_buffer_drop_ending (&name, (name.buf + name.len) - tmp);
tmp = strrchr (name.buf, '/');
if (tmp != NULL)
cherokee_buffer_move_to_begin (&name, tmp - name.buf);
ret = cherokee_icons_get_icon (icons, &name, &icon);
if (ret == ret_ok)
cherokee_buffer_add_buffer (&info->icon, icon);
cherokee_buffer_mrproper (&name);
}
return ret_ok;
}
ret_t
cherokee_connection_info_list_thread (cherokee_list_t *list,
void *_thread,
cherokee_handler_t *self_handler)
{
ret_t ret;
cherokee_list_t *i;
cherokee_boolean_t locked = false;
cherokee_thread_t *thread = THREAD(_thread);
/* Does it has active connections?
*/
if (cherokee_list_empty (&thread->active_list))
return ret_not_found;
/* If it tries to adquire the thread ownership of the thread
* which is already calling this function it will generate
* a deadlock situation. Check it before lock.
*/
if ((self_handler != NULL) &&
(HANDLER_THREAD(self_handler) != thread)) {
/* Adquire the ownership of the thread
*/
CHEROKEE_MUTEX_LOCK (&thread->ownership);
locked = true;
}
/* Process each connection
*/
list_for_each (i, &thread->active_list) {
cherokee_connection_info_t *n;
ret = cherokee_connection_info_new (&n);
if (unlikely (ret != ret_ok)) goto out;
info_fill_up (n, CONN(i));
cherokee_list_add (LIST(n), list);
}
list_for_each (i, &thread->polling_list) {
cherokee_connection_info_t *n;
ret = cherokee_connection_info_new (&n);
if (unlikely (ret != ret_ok)) goto out;
info_fill_up (n, CONN(i));
cherokee_list_add (LIST(n), list);
}
ret = ret_ok;
if (cherokee_list_empty (list))
ret = ret_not_found;
out:
/* Release it
*/
if (locked)
CHEROKEE_MUTEX_UNLOCK (&thread->ownership);
return ret;
}
ret_t
cherokee_connection_info_list_server (cherokee_list_t *list,
cherokee_server_t *server,
cherokee_handler_t *self)
{
cherokee_list_t *i;
cherokee_connection_info_list_thread (list, server->main_thread, self);
list_for_each (i, &server->thread_list) {
cherokee_connection_info_list_thread (list, i, self);
}
if (cherokee_list_empty (list))
return ret_not_found;
return ret_ok;
}
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