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Commit f0789fcd authored by Laurent Aimar's avatar Laurent Aimar
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* httpd: begin to support get/post method (look at admin.html ;)

parent fcbf0b13
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include/httpd.h
View file @ f0789fcd
......@@ -2,7 +2,7 @@
* httpd.h
*****************************************************************************
* Copyright (C) 2001-2003 VideoLAN
* $Id: httpd.h,v 1.3 2003/03/06 11:09:56 fenrir Exp $
* $Id: httpd.h,v 1.4 2003/03/15 00:09:31 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -30,7 +30,7 @@ typedef struct httpd_file_t httpd_file_t;
typedef httpd_file_t httpd_stream_t;
typedef struct httpd_file_callback_args_t httpd_file_callback_args_t;
typedef int (*httpd_file_callback)( httpd_file_callback_args_t *p_args, uint8_t **pp_data, int *pi_data );
typedef int (*httpd_file_callback)( httpd_file_callback_args_t *p_args, uint8_t *p_request, int i_request, uint8_t **pp_data, int *pi_data );
typedef struct httpd_sys_t httpd_sys_t;
......@@ -47,7 +47,8 @@ struct httpd_t
httpd_file_t *(*pf_register_file) ( httpd_t *,
char *psz_file, char *psz_mime,
char *psz_user, char *psz_password,
httpd_file_callback pf_fill,
httpd_file_callback pf_get,
httpd_file_callback pf_post,
httpd_file_callback_args_t *p_args );
void (*pf_unregister_file) ( httpd_t *, httpd_file_t * );
......
modules/misc/httpd.c
View file @ f0789fcd
......@@ -2,7 +2,7 @@
* httpd.c
*****************************************************************************
* Copyright (C) 2001-2003 VideoLAN
* $Id: httpd.c,v 1.7 2003/03/06 11:09:56 fenrir Exp $
* $Id: httpd.c,v 1.8 2003/03/15 00:09:31 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
......@@ -106,7 +106,8 @@ static void UnregisterHost ( httpd_t *, httpd_host_t * );
static httpd_file_t *RegisterFile ( httpd_t *,
char *psz_file, char *psz_mime,
char *psz_user, char *psz_password,
httpd_file_callback pf_fill,
httpd_file_callback pf_get,
httpd_file_callback pf_post,
httpd_file_callback_args_t *p_args );
static void UnregisterFile ( httpd_t *, httpd_file_t * );
......@@ -153,7 +154,8 @@ struct httpd_file_t
vlc_bool_t b_stream; /* if false: httpd will retreive data by a callback
true: it's up to the program to give data to httpd */
void *p_sys; /* provided for user */
httpd_file_callback pf_fill; /* it should allocate and fill *pp_data and *pi_data */
httpd_file_callback pf_get; /* it should allocate and fill *pp_data and *pi_data */
httpd_file_callback pf_post; /* it should allocate and fill *pp_data and *pi_data */
/* private */
......@@ -173,7 +175,10 @@ struct httpd_file_t
#define HTTPD_CONNECTION_SENDING_HEADER 2
#define HTTPD_CONNECTION_SENDING_FILE 3
#define HTTPD_CONNECTION_SENDING_STREAM 4
#define HTTPD_CONNECTION_TO_BE_CLOSED 5
#define HTTPD_CONNECTION_METHOD_GET 1
#define HTTPD_CONNECTION_METHOD_POST 2
typedef struct httpd_connection_s
{
struct httpd_connection_s *p_next;
......@@ -184,12 +189,16 @@ typedef struct httpd_connection_s
mtime_t i_last_activity_date;
int i_state;
int i_method; /* get/post */
char *psz_file; // file to be send
int i_http_error; // error to be send with the file
char *psz_user; // if Authorization in the request header
char *psz_password;
uint8_t *p_request; // whith get: ?<*>, with post: main data
int i_request_size;
httpd_file_t *p_file;
/* used while sending header and file */
......@@ -611,7 +620,8 @@ static void __RegisterFile( httpd_sys_t *p_httpt, httpd_file_t *p_file )
static httpd_file_t *_RegisterFile( httpd_sys_t *p_httpt,
char *psz_file, char *psz_mime,
char *psz_user, char *psz_password,
httpd_file_callback pf_fill,
httpd_file_callback pf_get,
httpd_file_callback pf_post,
httpd_file_callback_args_t *p_args )
{
httpd_file_t *p_file;
......@@ -651,7 +661,8 @@ static httpd_file_t *_RegisterFile( httpd_sys_t *p_httpt,
p_file->b_stream = VLC_FALSE;
p_file->p_sys = p_args;
p_file->pf_fill = pf_fill;
p_file->pf_get = pf_get;
p_file->pf_post = pf_post;
p_file->i_buffer_size = 0;
p_file->i_buffer_last_pos = 0;
......@@ -670,12 +681,13 @@ static httpd_file_t *_RegisterFile( httpd_sys_t *p_httpt,
static httpd_file_t *RegisterFile( httpd_t *p_httpd,
char *psz_file, char *psz_mime,
char *psz_user, char *psz_password,
httpd_file_callback pf_fill,
httpd_file_callback pf_get,
httpd_file_callback pf_post,
httpd_file_callback_args_t *p_args )
{
return( _RegisterFile( p_httpd->p_sys,
psz_file, psz_mime, psz_user, psz_password,
pf_fill, p_args ) );
pf_get, pf_post, p_args ) );
}
static httpd_stream_t *_RegisterStream( httpd_sys_t *p_httpt,
......@@ -719,7 +731,8 @@ static httpd_stream_t *_RegisterStream( httpd_sys_t *p_httpt,
p_stream->b_stream = VLC_TRUE;
p_stream->p_sys = NULL;
p_stream->pf_fill = NULL;
p_stream->pf_get = NULL;
p_stream->pf_post = NULL;
p_stream->i_buffer_size = 1024*1024*10;
p_stream->i_buffer_pos = 0;
......@@ -901,7 +914,9 @@ static int HeaderStream( httpd_t *p_httpd, httpd_stream_t *p_stream,
/****************************************************************************/
/****************************************************************************/
static int httpd_page_401_fill( httpd_file_callback_args_t *p_args, uint8_t **pp_data, int *pi_data )
static int httpd_page_401_get( httpd_file_callback_args_t *p_args,
uint8_t *p_request, int i_request,
uint8_t **pp_data, int *pi_data )
{
char *p;
......@@ -922,7 +937,9 @@ static int httpd_page_401_fill( httpd_file_callback_args_t *p_args, uint8_t **p
return VLC_SUCCESS;
}
static int httpd_page_404_fill( httpd_file_callback_args_t *p_args, uint8_t **pp_data, int *pi_data )
static int httpd_page_404_get( httpd_file_callback_args_t *p_args,
uint8_t *p_request, int i_request,
uint8_t **pp_data, int *pi_data )
{
char *p;
......@@ -944,12 +961,14 @@ static int httpd_page_404_fill( httpd_file_callback_args_t *p_args, uint8_t **p
return VLC_SUCCESS;
}
static int httpd_page_admin_fill( httpd_file_callback_args_t *p_args, uint8_t **pp_data, int *pi_data )
static int _httpd_page_admin_get_status( httpd_file_callback_args_t *p_args,
uint8_t **pp_data, int *pi_data )
{
httpd_sys_t *p_httpt = (httpd_sys_t*)p_args;
httpd_connection_t *p_con;
char *p;
int i;
char *p;
/* FIXME FIXME do not use static size FIXME FIXME*/
p = *pp_data = malloc( 8096 );
......@@ -1030,7 +1049,7 @@ static int httpd_page_admin_fill( httpd_file_callback_args_t *p_args, uint8_t *
/* XXX do not take lock on connection_lock */
p += sprintf( p, "<h3>Connection list</h3>\n" );
p += sprintf( p, "<table border=\"1\" cellspacing=\"0\" >\n" );
p += sprintf( p, "<tr>\n<th>IP</th><th>Requested File</th><th>Status</th>\n</tr>\n" );
p += sprintf( p, "<tr>\n<th>IP</th><th>Requested File</th><th>Status</th><th>Action</th>\n</tr>\n" );
for( p_con = p_httpt->p_first_connection;p_con != NULL; p_con = p_con->p_next )
{
......@@ -1038,6 +1057,14 @@ static int httpd_page_admin_fill( httpd_file_callback_args_t *p_args, uint8_t *
p += sprintf( p, "<td>%s</td>\n", inet_ntoa( p_con->sock.sin_addr ) );
p += sprintf( p, "<td>%s</td>\n", p_con->psz_file );
p += sprintf( p, "<td>%d</td>\n", p_con->i_http_error );
p += sprintf( p, "<td><form method=\"get\" action=\"\">"
"<select name=\"action\">"
"<option selected>close_connection</option>"
"<option>ban_ip</option>"
"</select>"
"<input type=\"hidden\" name=\"id\" value=\"%p\"/>"
"<input type=\"submit\" value=\"Do it\" />"
"</form></td>\n", p_con);
p += sprintf( p, "</tr>\n" );
}
p += sprintf( p, "</table>\n" );
......@@ -1051,6 +1078,149 @@ static int httpd_page_admin_fill( httpd_file_callback_args_t *p_args, uint8_t *
*pi_data = strlen( *pp_data ) + 1;
return( VLC_SUCCESS );
}
static int _httpd_page_admin_get_success( httpd_file_callback_args_t *p_args,
uint8_t **pp_data, int *pi_data,
char *psz_msg )
{
char *p;
p = *pp_data = malloc( 8096 );
p += sprintf( p, "<html>\n" );
p += sprintf( p, "<head>\n" );
p += sprintf( p, "<title>VideoLAN Client Stream Output</title>\n" );
p += sprintf( p, "</head>\n" );
p += sprintf( p, "<body>\n" );
p += sprintf( p, "<h1><center>VideoLAN Client Stream Output</center></h1>\n" );
p += sprintf( p, "<p>Success=`%s'</p>", psz_msg );
p += sprintf( p, "<hr />\n" );
p += sprintf( p, "<a href=\"http://www.videolan.org\">VideoLAN</a>\n" );
p += sprintf( p, "</body>\n" );
p += sprintf( p, "</html>\n" );
*pi_data = strlen( *pp_data ) + 1;
return( VLC_SUCCESS );
}
static int _httpd_page_admin_get_error( httpd_file_callback_args_t *p_args,
uint8_t **pp_data, int *pi_data,
char *psz_error )
{
char *p;
p = *pp_data = malloc( 8096 );
p += sprintf( p, "<html>\n" );
p += sprintf( p, "<head>\n" );
p += sprintf( p, "<title>VideoLAN Client Stream Output</title>\n" );
p += sprintf( p, "</head>\n" );
p += sprintf( p, "<body>\n" );
p += sprintf( p, "<h1><center>VideoLAN Client Stream Output</center></h1>\n" );
p += sprintf( p, "<p>Error=`%s'</p>", psz_error );
p += sprintf( p, "<hr />\n" );
p += sprintf( p, "<a href=\"http://www.videolan.org\">VideoLAN</a>\n" );
p += sprintf( p, "</body>\n" );
p += sprintf( p, "</html>\n" );
*pi_data = strlen( *pp_data ) + 1;
return( VLC_SUCCESS );
}
static void _httpd_uri_extract_value( char *psz_uri, char *psz_name, char *psz_value, int i_value_max )
{
char *p;
p = strstr( psz_uri, psz_name );
if( p )
{
int i_len;
p += strlen( psz_name );
if( *p == '=' ) p++;
if( strchr( p, '&' ) )
{
i_len = strchr( p, '&' ) - p;
}
else
{
i_len = strlen( p );
}
i_len = __MIN( i_value_max - 1, i_len );
if( i_len > 0 )
{
strncpy( psz_value, p, i_len );
psz_value[i_len] = '\0';
}
else
{
strncpy( psz_value, "", i_value_max );
}
}
else
{
strncpy( psz_value, "", i_value_max );
}
}
static int httpd_page_admin_get( httpd_file_callback_args_t *p_args,
uint8_t *p_request, int i_request,
uint8_t **pp_data, int *pi_data )
{
httpd_sys_t *p_httpt = (httpd_sys_t*)p_args;
httpd_connection_t *p_con;
int i;
if( i_request > 0)
{
char action[512];
_httpd_uri_extract_value( p_request, "action", action, 512 );
if( !strcmp( action, "close_connection" ) )
{
char id[128];
void *i_id;
_httpd_uri_extract_value( p_request, "id", id, 512 );
i_id = (void*)strtol( id, NULL, 0 );
msg_Dbg( p_httpt, "requested closing connection id=%s %p", id, i_id );
for( p_con = p_httpt->p_first_connection;p_con != NULL; p_con = p_con->p_next )
{
if( (void*)p_con == i_id )
{
/* XXX don't free p_con as it could be the one that it is sending ... */
p_con->i_state = HTTPD_CONNECTION_TO_BE_CLOSED;
return( _httpd_page_admin_get_success( p_args, pp_data, pi_data, "connection closed" ) );
}
}
return( _httpd_page_admin_get_error( p_args, pp_data, pi_data, "invalid id" ) );
}
else if( !strcmp( action, "ban_ip" ) )
{
msg_Dbg( p_httpt, "requested banning ip" );
return( _httpd_page_admin_get_success( p_args, pp_data, pi_data, "ip banned" ) );
}
else
{
return( _httpd_page_admin_get_error( p_args, pp_data, pi_data, action ) );
}
}
else
{
return( _httpd_page_admin_get_status( p_args, pp_data, pi_data ) );
}
return VLC_SUCCESS;
}
......@@ -1074,6 +1244,9 @@ static void httpd_ConnnectionNew( httpd_sys_t *p_httpt, int fd, struct sockaddr_
p_con->psz_password = NULL;
p_con->p_file = NULL;
p_con->i_request_size = 0;
p_con->p_request = NULL;
p_con->i_buffer = 0;
p_con->i_buffer_size = 8096;
p_con->p_buffer = malloc( p_con->i_buffer_size );
......@@ -1130,10 +1303,10 @@ static void httpd_ConnnectionClose( httpd_sys_t *p_httpt, httpd_connection_t *p_
FREE( p_con->p_buffer );
SOCKET_CLOSE( p_con->fd );
FREE( p_con->psz_user );
FREE( p_con->psz_password );
FREE( p_con->p_request );
free( p_con );
}
......@@ -1251,6 +1424,7 @@ static void httpd_ConnectionParseRequest( httpd_sys_t *p_httpt, httpd_connection
//msg_Dbg( p_httpt, "new request=\n%s", p_con->p_buffer );
p = p_con->p_buffer;
p_end = p + strlen( p ) + 1;
......@@ -1259,10 +1433,21 @@ static void httpd_ConnectionParseRequest( httpd_sys_t *p_httpt, httpd_connection
httpd_RequestGetWord( version, 32, &p, p_end );
//msg_Dbg( p_httpt, "ask =%s= =%s= =%s=", command, url, version );
if( strcmp( command, "GET" ) )
p_con->p_request = NULL;
p_con->i_request_size = 0;
if( !strcmp( command, "GET" ) )
{
p_con->i_method = HTTPD_CONNECTION_METHOD_GET;
}
else if( !strcmp( command, "POST" ))
{
p_con->i_method = HTTPD_CONNECTION_METHOD_POST;
}
else
{
/* unimplemented */
p_con->psz_file = strdup( "/501.html" );
p_con->i_method = HTTPD_CONNECTION_METHOD_GET;
p_con->i_http_error = 501;
goto create_header;
}
......@@ -1288,6 +1473,10 @@ static void httpd_ConnectionParseRequest( httpd_sys_t *p_httpt, httpd_connection
//msg_Dbg( p_httpt, "new line=%s", p );
httpd_RequestGetWord( header, 1024, &p, p_end );
if( !strcmp( header, "\r\n" ) || !strcmp( header, "\n" ) )
{
break;
}
if( !strcmp( header, "Authorization:" ) )
{
......@@ -1316,7 +1505,47 @@ static void httpd_ConnectionParseRequest( httpd_sys_t *p_httpt, httpd_connection
}
}
p_con->psz_file = strdup( url );
if( strchr( url, '?' ) )
{
char *p_request = strchr( url, '?' );
*p_request++ = '\0';
p_con->psz_file = strdup( url );
p_con->p_request = strdup( p_request );
p_con->i_request_size = strlen( p_con->p_request );
}
else
{
p_con->psz_file = strdup( url );
}
/* fix p_request */
if( p_con->i_method == HTTPD_CONNECTION_METHOD_POST )
{
char *p_request;
if( strstr( p_con->p_buffer, "\r\n\r\n" ) )
{
p_request = strstr( p_con->p_buffer, "\r\n\r\n" ) + 4;
}
else if( strstr( p_con->p_buffer, "\n\n" ) )
{
p_request = strstr( p_con->p_buffer, "\n\n" ) + 2;
}
else
{
p_request = NULL;
}
if( p_request && p_request < p_end )
{
p_con->i_request_size = p_end - p_request;
p_con->p_request = malloc( p_con->i_request_size + 1);
memcpy( p_con->p_request,
p_request,
p_con->i_request_size );
p_con->p_request[p_con->i_request_size] = '\0';
}
}
p_con->i_http_error = 200;
create_header:
......@@ -1328,11 +1557,18 @@ create_header:
//vlc_mutex_lock( &p_httpt->file_lock );
search_file:
/* search file */
for( i = 0, p_con->p_file = NULL; i < p_httpt->i_file_count; i++ )
p_con->p_file = NULL;
for( i = 0; i < p_httpt->i_file_count; i++ )
{
if( !strcmp( p_httpt->file[i]->psz_file, p_con->psz_file ) )
{
p_con->p_file = p_httpt->file[i];
if( p_httpt->file[i]->b_stream ||
( p_con->i_method == HTTPD_CONNECTION_METHOD_GET && p_httpt->file[i]->pf_get ) ||
( p_con->i_method == HTTPD_CONNECTION_METHOD_POST && p_httpt->file[i]->pf_post ) )
{
p_con->p_file = p_httpt->file[i];
break;
}
}
}
......@@ -1422,17 +1658,20 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
p_page_401 = _RegisterFile( p_httpt,
"/401.html", "text/html",
NULL, NULL,
httpd_page_401_fill,
httpd_page_401_get,
NULL,
(httpd_file_callback_args_t*)NULL );
p_page_404 = _RegisterFile( p_httpt,
"/404.html", "text/html",
NULL, NULL,
httpd_page_404_fill,
httpd_page_404_get,
NULL,
(httpd_file_callback_args_t*)NULL );
p_page_admin = _RegisterFile( p_httpt,
"/admin.html", "text/html",
"admin", "salut",
httpd_page_admin_fill,
httpd_page_admin_get,
NULL,
(httpd_file_callback_args_t*)p_httpt );
while( !p_httpt->b_die )
......@@ -1463,7 +1702,8 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
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() )
if( p_con->i_last_activity_date + (mtime_t)HTTPD_CONNECTION_MAX_UNUSED < mdate() ||
p_con->i_state == HTTPD_CONNECTION_TO_BE_CLOSED)
{
httpd_connection_t *p_next = p_con->p_next;
......@@ -1598,8 +1838,14 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
int i_len;
/* write data */
i_len = send( p_con->fd, p_con->p_buffer + p_con->i_buffer, p_con->i_buffer_size - p_con->i_buffer, 0 );
if( p_con->i_buffer_size - p_con->i_buffer > 0 )
{
i_len = send( p_con->fd, p_con->p_buffer + p_con->i_buffer, p_con->i_buffer_size - p_con->i_buffer, 0 );
}
else
{
i_len = 0;
}
// msg_Warn( p_httpt, "on %d send %d bytes %s", p_con->i_buffer_size, i_len, p_con->p_buffer + p_con->i_buffer );
if( ( i_len < 0 && errno != EAGAIN && errno != EINTR )||
......@@ -1626,7 +1872,23 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
if( !p_con->p_file->b_stream )
{
p_con->i_state = HTTPD_CONNECTION_SENDING_FILE; // be sure to out from HTTPD_CONNECTION_SENDING_HEADER
p_con->p_file->pf_fill( p_con->p_file->p_sys, &p_con->p_buffer, &p_con->i_buffer_size );
if( p_con->i_method == HTTPD_CONNECTION_METHOD_GET )
{
p_con->p_file->pf_get( p_con->p_file->p_sys,
p_con->p_request, p_con->i_request_size,
&p_con->p_buffer, &p_con->i_buffer_size );
}
else if( p_con->i_method == HTTPD_CONNECTION_METHOD_POST )
{
p_con->p_file->pf_post( p_con->p_file->p_sys,
p_con->p_request, p_con->i_request_size,
&p_con->p_buffer, &p_con->i_buffer_size );
}
else
{
p_con->p_buffer = NULL;
p_con->i_buffer_size = 0;
}
}
else
{
......@@ -1702,7 +1964,7 @@ static void httpd_Thread( httpd_sys_t *p_httpt )
p_con = p_con->p_next;
continue; /* just for clarity */
}
else
else if( p_con->i_state != HTTPD_CONNECTION_TO_BE_CLOSED )
{
msg_Warn( p_httpt, "cannot occur (Invalid p_con->i_state)" );
p_con = p_con->p_next;
......
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