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Commit 6283c63b authored by Laurent Aimar's avatar Laurent Aimar
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* httpd: clean up, kick up unused connection (it waits 10s), use select 

to way (instead of a hard coded sleep ;)
parent e853c4ee
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Showing with 94 additions and 26 deletions
modules/misc/httpd.c
View file @ 6283c63b
......@@ -2,7 +2,7 @@
* httpd.c
*****************************************************************************
* Copyright (C) 2001-2003 VideoLAN
* $Id: httpd.c,v 1.3 2003/02/25 17:17:43 fenrir Exp $
* $Id: httpd.c,v 1.4 2003/02/27 15:07:48 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -25,8 +25,11 @@
* Preamble
*****************************************************************************/
#include <stdlib.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
......@@ -66,9 +69,9 @@
# define INADDR_NONE 0xFFFFFFFF
#endif
#define LISTEN_BACKLOG 100
#define HTTPD_MAX_CONNECTION 1024
#define LISTEN_BACKLOG 100
#define HTTPD_MAX_CONNECTION 512
#define HTTPD_CONNECTION_MAX_UNUSED 10000000
#define FREE( p ) if( p ) { free( p); (p) = NULL; }
......@@ -175,8 +178,9 @@ typedef struct httpd_connection_s
struct httpd_connection_s *p_next;
struct httpd_connection_s *p_prev;
struct sockaddr_in sock;
int fd;
struct sockaddr_in sock;
int fd;
mtime_t i_last_activity_date;
int i_state;
......@@ -957,6 +961,13 @@ static int httpd_page_admin_fill( httpd_file_callback_args_t *p_args, uint8_t *
p += sprintf( p, "<h1><center>VideoLAN Client Stream Output</center></h1>\n" );
p += sprintf( p, "<h2><center>Admin page</center></h2>\n" );
/* general */
p += sprintf( p, "<h3>General state</h3>\n" );
p += sprintf( p, "<ul>\n" );
p += sprintf( p, "<li>Connection count: %d</li>\n", p_httpt->i_connection_count );
//p += sprintf( p, "<li>Total bandwith: %d</li>\n", -1 );
/*p += sprintf( p, "<li></li>\n" );*/
p += sprintf( p, "</ul>\n" );
/* host list */
vlc_mutex_lock( &p_httpt->host_lock );
p += sprintf( p, "<h3>Host list</h3>\n" );
......@@ -1053,6 +1064,8 @@ static void httpd_ConnnectionNew( httpd_sys_t *p_httpt, int fd, struct sockaddr_
p_con = malloc( sizeof( httpd_connection_t ) );
p_con->i_state = HTTPD_CONNECTION_RECEIVING_REQUEST;
p_con->fd = fd;
p_con->i_last_activity_date = mdate();
p_con->sock = *p_sock;
p_con->psz_file = NULL;
p_con->i_http_error = 0;
......@@ -1402,7 +1415,6 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
httpd_file_t *p_page_404;
httpd_connection_t *p_con;
vlc_bool_t b_wait;
msg_Info( p_httpt, "httpd started" );
......@@ -1424,12 +1436,84 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
while( !p_httpt->b_die )
{
struct timeval timeout;
fd_set fds_read;
fd_set fds_write;
int i_handle_max = 0;
int i_ret;
int i;
if( p_httpt->i_host_count <= 0 )
{
msleep( 100 * 1000 );
continue;
}
/* we will create a socket set with host and connection */
FD_ZERO( &fds_read );
FD_ZERO( &fds_write );
vlc_mutex_lock( &p_httpt->host_lock );
vlc_mutex_lock( &p_httpt->connection_lock );
for( i = 0; i < p_httpt->i_host_count; i++ )
{
FD_SET( p_httpt->host[i]->fd, &fds_read );
i_handle_max = __MAX( i_handle_max, p_httpt->host[i]->fd );
}
for( p_con = p_httpt->p_first_connection; p_con != NULL; )
{
/* no more than 10s of inactivity */
if( p_con->i_last_activity_date + (mtime_t)HTTPD_CONNECTION_MAX_UNUSED < mdate() )
{
httpd_connection_t *p_next = p_con->p_next;
msg_Dbg( p_httpt, "close unused connection" );
httpd_ConnnectionClose( p_httpt, p_con );
p_con = p_next;
continue;
}
if( p_con->i_state == HTTPD_CONNECTION_SENDING_STREAM && p_con->i_stream_pos + HTTPD_STREAM_PACKET >= p_con->p_file->i_buffer_pos )
{
p_con = p_con->p_next;
continue;
}
if( p_con->i_state == HTTPD_CONNECTION_RECEIVING_REQUEST )
{
FD_SET( p_con->fd, &fds_read );
}
else
{
FD_SET( p_con->fd, &fds_write );
}
i_handle_max = __MAX( i_handle_max, p_con->fd );
p_con = p_con->p_next;
}
vlc_mutex_unlock( &p_httpt->host_lock );
vlc_mutex_unlock( &p_httpt->connection_lock );
/* we will wait 0.5s */
timeout.tv_sec = 0;
timeout.tv_usec = 500*1000;
i_ret = select( i_handle_max + 1,
&fds_read,
&fds_write,
NULL,
&timeout );
if( i_ret == -1 && errno != EINTR )
{
msg_Warn( p_httpt, "cannot select sockets" );
msleep( 1000 );
continue;
}
if( i_ret <= 0 )
{
// msg_Dbg( p_httpt, "waiting..." );
continue;
}
vlc_mutex_lock( &p_httpt->host_lock );
/* accept/refuse new connection */
for( i = 0; i < p_httpt->i_host_count; i++ )
......@@ -1487,7 +1571,7 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
else if( i_len > 0 )
{
uint8_t *ptr;
p_con->i_last_activity_date = mdate();
p_con->i_buffer += i_len;
ptr = p_con->p_buffer + p_con->i_buffer;
......@@ -1527,6 +1611,7 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
}
else if( i_len > 0 )
{
p_con->i_last_activity_date = mdate();
p_con->i_buffer += i_len;
if( p_con->i_buffer >= p_con->i_buffer_size )
......@@ -1609,6 +1694,7 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
}
else if( i_send > 0 )
{
p_con->i_last_activity_date = mdate();
p_con->i_stream_pos += i_send;
}
}
......@@ -1622,25 +1708,7 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
}
} /* for over connection */
#if 0
b_wait = VLC_TRUE;
/* update position for stream based file */
for( i = 0; i < p_httpt->i_file_count; i++ )
{
if( p_httpt->file[i]->b_stream )
{
p_httpt->file[i]->i_buffer += __MIN( p_httpt->file[i]->i_buffer_valid - p_httpt->file[i]->i_buffer,
HTTPD_STREAM_PACKET );
if( p_httpt->file[i]->i_buffer < p_httpt->file[i]->i_buffer_valid )
{
/* there is data */
b_wait = VLC_FALSE;
}
}
}
#endif
vlc_mutex_unlock( &p_httpt->file_lock );
/*if( b_wait )*/ msleep( 10 );
}
msg_Info( p_httpt, "httpd stopped" );
......
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