/*****************************************************************************
* httpd.c
*****************************************************************************
- * Copyright (C) 2004-2006 the VideoLAN team
+ * Copyright (C) 2004-2006 VLC authors and VideoLAN
* Copyright © 2004-2007 Rémi Denis-Courmont
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Rémi Denis-Courmont <rem # videolan.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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.
+ * You should have received a copy of the GNU Lesser 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.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
#include <vlc_network.h>
#include <vlc_tls.h>
-#include <vlc_acl.h>
#include <vlc_strings.h>
#include <vlc_rand.h>
#include <vlc_charset.h>
+#include <vlc_url.h>
#include "../libvlc.h"
#include <string.h>
/* address/port and socket for listening at connections */
int *fds;
unsigned nfd;
+ unsigned port;
vlc_thread_t thread;
vlc_mutex_t lock;
char *psz_url;
char *psz_user;
char *psz_password;
- vlc_acl_t *p_acl;
struct
{
{
HTTPD_CLIENT_FILE, /* default */
HTTPD_CLIENT_STREAM, /* regulary get data from cb */
- HTTPD_CLIENT_BIDIR, /* check for reading and get data from cb */
};
struct httpd_client_t
int fd;
- int i_mode;
- int i_state;
- int b_read_waiting; /* stop as soon as possible sending */
+ bool b_stream_mode;
+ uint8_t i_state;
mtime_t i_activity_date;
mtime_t i_activity_timeout;
httpd_file_t *httpd_FileNew( httpd_host_t *host,
const char *psz_url, const char *psz_mime,
const char *psz_user, const char *psz_password,
- const vlc_acl_t *p_acl, httpd_file_callback_t pf_fill,
+ httpd_file_callback_t pf_fill,
httpd_file_sys_t *p_sys )
{
httpd_file_t *file = xmalloc( sizeof( httpd_file_t ) );
- if( ( file->url = httpd_UrlNewUnique( host, psz_url, psz_user,
- psz_password, p_acl )
- ) == NULL )
+ file->url = httpd_UrlNew( host, psz_url, psz_user, psz_password );
+ if( file->url == NULL )
{
free( file );
return NULL;
httpd_handler_t *httpd_HandlerNew( httpd_host_t *host, const char *psz_url,
const char *psz_user,
const char *psz_password,
- const vlc_acl_t *p_acl,
httpd_handler_callback_t pf_fill,
httpd_handler_sys_t *p_sys )
{
httpd_handler_t *handler = xmalloc( sizeof( httpd_handler_t ) );
- if( ( handler->url = httpd_UrlNewUnique( host, psz_url, psz_user,
- psz_password, p_acl )
- ) == NULL )
+ handler->url = httpd_UrlNew( host, psz_url, psz_user, psz_password );
+ if( handler->url == NULL )
{
free( handler );
return NULL;
{
httpd_redirect_t *rdir = xmalloc( sizeof( httpd_redirect_t ) );
- if( !( rdir->url = httpd_UrlNewUnique( host, psz_url_src, NULL, NULL, NULL ) ) )
+ rdir->url = httpd_UrlNew( host, psz_url_src, NULL, NULL );
+ if( rdir->url == NULL )
{
free( rdir );
return NULL;
if( query->i_type != HTTPD_MSG_HEAD )
{
- httpd_ClientModeStream( cl );
+ cl->b_stream_mode = true;
vlc_mutex_lock( &stream->lock );
/* Send the header */
if( stream->i_header > 0 )
httpd_stream_t *httpd_StreamNew( httpd_host_t *host,
const char *psz_url, const char *psz_mime,
- const char *psz_user, const char *psz_password,
- const vlc_acl_t *p_acl )
+ const char *psz_user, const char *psz_password )
{
httpd_stream_t *stream = xmalloc( sizeof( httpd_stream_t ) );
- if( ( stream->url = httpd_UrlNewUnique( host, psz_url, psz_user,
- psz_password, p_acl )
- ) == NULL )
+ stream->url = httpd_UrlNew( host, psz_url, psz_user, psz_password );
+ if( stream->url == NULL )
{
free( stream );
return NULL;
* Low level
*****************************************************************************/
static void* httpd_HostThread( void * );
-static httpd_host_t *httpd_HostCreate( vlc_object_t *, httpd_host_t **,
- const char *, const char *,
- vlc_tls_creds_t * );
-
-static struct httpd_t
-{
- vlc_mutex_t mutex;
- httpd_host_t *http, *https, *rtsp;
-} httpd = { VLC_STATIC_MUTEX, NULL, NULL, NULL };
+static httpd_host_t *httpd_HostCreate( vlc_object_t *, const char *,
+ const char *, vlc_tls_creds_t * );
/* create a new host */
httpd_host_t *vlc_http_HostNew( vlc_object_t *p_this )
{
- return httpd_HostCreate( p_this, &httpd.http,
- "http-host", "http-port", NULL );
+ return httpd_HostCreate( p_this, "http-host", "http-port", NULL );
}
httpd_host_t *vlc_https_HostNew( vlc_object_t *obj )
free( crl );
}
- return httpd_HostCreate( obj, &httpd.https,
- "http-host", "https-port", tls );
+ return httpd_HostCreate( obj, "http-host", "https-port", tls );
error:
vlc_tls_ServerDelete( tls );
httpd_host_t *vlc_rtsp_HostNew( vlc_object_t *p_this )
{
- return httpd_HostCreate( p_this, &httpd.rtsp,
- "rtsp-host", "rtsp-port", NULL );
+ return httpd_HostCreate( p_this, "rtsp-host", "rtsp-port", NULL );
}
+static struct httpd
+{
+ vlc_mutex_t mutex;
+
+ httpd_host_t **host;
+ int i_host;
+} httpd = { VLC_STATIC_MUTEX, NULL, 0 };
+
static httpd_host_t *httpd_HostCreate( vlc_object_t *p_this,
- httpd_host_t **hostp,
const char *hostvar,
const char *portvar,
vlc_tls_creds_t *p_tls )
{
httpd_host_t *host;
+ char *hostname = var_InheritString( p_this, hostvar );
+ unsigned port = var_InheritInteger( p_this, portvar );
+
+ vlc_url_t url;
+ vlc_UrlParse( &url, hostname, 0 );
+ free( hostname );
+ if( url.i_port != 0 )
+ {
+ msg_Err( p_this, "Ignoring port %d (using %d)", url.i_port, port );
+ msg_Info( p_this, "Specify port %d separately with the "
+ "%s option instead.", url.i_port, portvar );
+ }
/* to be sure to avoid multiple creation */
vlc_mutex_lock( &httpd.mutex );
/* verify if it already exist */
- host = *hostp;
- if( host != NULL )
+ for( int i = 0; i < httpd.i_host; i++ )
{
+ host = httpd.host[i];
+
+ /* cannot mix TLS and non-TLS hosts */
+ if( host->port != port
+ || (host->p_tls != NULL) != (p_tls != NULL) )
+ continue;
+
/* Increase existing matching host reference count.
* The reference count is written under both the global httpd and the
* host lock. It is read with either or both locks held. The global
vlc_mutex_unlock( &host->lock );
vlc_mutex_unlock( &httpd.mutex );
+ vlc_UrlClean( &url );
if( p_tls != NULL )
vlc_tls_ServerDelete( p_tls );
return host;
vlc_cond_init( &host->wait );
host->i_ref = 1;
- char *hostname = var_InheritString( p_this->p_libvlc, hostvar );
- unsigned port = var_InheritInteger( p_this->p_libvlc, portvar );
- host->fds = net_ListenTCP( p_this, hostname, port );
- free( hostname );
+ host->fds = net_ListenTCP( p_this, url.psz_host, port );
if( host->fds == NULL )
{
msg_Err( p_this, "cannot create socket(s) for HTTP host" );
goto error;
}
+ host->port = port;
host->i_url = 0;
host->url = NULL;
host->i_client = 0;
goto error;
}
- *hostp = host;
+ /* now add it to httpd */
+ TAB_APPEND( httpd.i_host, httpd.host, host );
vlc_mutex_unlock( &httpd.mutex );
+ vlc_UrlClean( &url );
+
return host;
error:
vlc_object_release( host );
}
+ vlc_UrlClean( &url );
+
if( p_tls != NULL )
vlc_tls_ServerDelete( p_tls );
msg_Dbg( host, "httpd_HostDelete: host still in use" );
return;
}
+ TAB_REMOVE( httpd.i_host, httpd.host, host );
vlc_object_kill( host );
vlc_join( host->thread, NULL );
vlc_cond_destroy( &host->wait );
vlc_mutex_destroy( &host->lock );
vlc_object_release( host );
- if( host == httpd.http )
- httpd.http = NULL;
- else if( host == httpd.https )
- httpd.https = NULL;
- else if( host == httpd.rtsp )
- httpd.rtsp = NULL;
- else
- assert(0);
vlc_mutex_unlock( &httpd.mutex );
}
/* register a new url */
-static httpd_url_t *httpd_UrlNewPrivate( httpd_host_t *host, const char *psz_url,
- const char *psz_user, const char *psz_password,
- const vlc_acl_t *p_acl, bool b_check )
+httpd_url_t *httpd_UrlNew( httpd_host_t *host, const char *psz_url,
+ const char *psz_user, const char *psz_password )
{
httpd_url_t *url;
- int i;
assert( psz_url != NULL );
vlc_mutex_lock( &host->lock );
- if( b_check )
+ for( int i = 0; i < host->i_url; i++ )
{
- for( i = 0; i < host->i_url; i++ )
+ if( !strcmp( psz_url, host->url[i]->psz_url ) )
{
- if( !strcmp( psz_url, host->url[i]->psz_url ) )
- {
- msg_Warn( host,
- "cannot add '%s' (url already defined)", psz_url );
- vlc_mutex_unlock( &host->lock );
- return NULL;
- }
+ msg_Warn( host,
+ "cannot add '%s' (url already defined)", psz_url );
+ vlc_mutex_unlock( &host->lock );
+ return NULL;
}
}
url->psz_url = strdup( psz_url );
url->psz_user = strdup( psz_user ? psz_user : "" );
url->psz_password = strdup( psz_password ? psz_password : "" );
- url->p_acl = ACL_Duplicate( host, p_acl );
- for( i = 0; i < HTTPD_MSG_MAX; i++ )
+ for( int i = 0; i < HTTPD_MSG_MAX; i++ )
{
url->catch[i].cb = NULL;
url->catch[i].p_sys = NULL;
return url;
}
-httpd_url_t *httpd_UrlNew( httpd_host_t *host, const char *psz_url,
- const char *psz_user, const char *psz_password,
- const vlc_acl_t *p_acl )
-{
- return httpd_UrlNewPrivate( host, psz_url, psz_user,
- psz_password, p_acl, false );
-}
-
-httpd_url_t *httpd_UrlNewUnique( httpd_host_t *host, const char *psz_url,
- const char *psz_user, const char *psz_password,
- const vlc_acl_t *p_acl )
-{
- return httpd_UrlNewPrivate( host, psz_url, psz_user,
- psz_password, p_acl, true );
-}
-
/* register callback on a url */
int httpd_UrlCatch( httpd_url_t *url, int i_msg, httpd_callback_t cb,
httpd_callback_sys_t *p_sys )
free( url->psz_url );
free( url->psz_user );
free( url->psz_password );
- ACL_Destroy( url->p_acl );
for( i = 0; i < host->i_client; i++ )
{
msg->psz_url = NULL;
msg->psz_args = NULL;
- msg->i_channel = -1;
-
msg->i_name = 0;
msg->name = NULL;
msg->i_value = 0;
cl->i_buffer_size = HTTPD_CL_BUFSIZE;
cl->i_buffer = 0;
cl->p_buffer = xmalloc( cl->i_buffer_size );
- cl->i_mode = HTTPD_CLIENT_FILE;
- cl->b_read_waiting = false;
+ cl->b_stream_mode = false;
httpd_MsgInit( &cl->query );
httpd_MsgInit( &cl->answer );
}
-void httpd_ClientModeStream( httpd_client_t *cl )
-{
- cl->i_mode = HTTPD_CLIENT_STREAM;
-}
-
-void httpd_ClientModeBidir( httpd_client_t *cl )
-{
- cl->i_mode = HTTPD_CLIENT_BIDIR;
-}
-
char* httpd_ClientIP( const httpd_client_t *cl, char *ip, int *port )
{
return net_GetPeerAddress( cl->fd, ip, port ) ? NULL : ip;
cl->i_buffer += i_len;
}
- if( ( cl->i_buffer >= 4 ) && ( cl->p_buffer[0] == '$' ) )
- {
- /* Interleaved RTP over RTSP */
- cl->query.i_proto = HTTPD_PROTO_RTSP;
- cl->query.i_type = HTTPD_MSG_CHANNEL;
- cl->query.i_channel = cl->p_buffer[1];
- cl->query.i_body = (cl->p_buffer[2] << 8)|cl->p_buffer[3];
- cl->query.p_body = xmalloc( cl->query.i_body );
- cl->i_buffer -= 4;
- memcpy( cl->query.p_body, cl->p_buffer + 4, cl->i_buffer );
- }
- else
/* The smallest legal request is 7 bytes ("GET /\r\n"),
* this is the maximum we can ask at this point. */
if( cl->i_buffer >= 7 )
*p2++ = '\0';
}
if( !strncasecmp( p, ( cl->query.i_proto
- == HTTPD_PROTO_HTTP ) ? "http" : "rtsp", 4 )
- && p[4 + !!strchr( "sS", p[4] )] == ':' )
+ == HTTPD_PROTO_HTTP ) ? "http:" : "rtsp:", 5 ) )
{ /* Skip hier-part of URL (if present) */
- p = strchr( p, ':' ) + 1; /* skip URI scheme */
+ p += 5;
if( !strncmp( p, "//", 2 ) ) /* skip authority */
{ /* see RFC3986 §3.2 */
p += 2;
- while( *p && !strchr( "/?#", *p ) ) p++;
+ p += strcspn( p, "/?#" );
}
}
+ else
+ if( !strncasecmp( p, ( cl->query.i_proto
+ == HTTPD_PROTO_HTTP ) ? "https:" : "rtsps:", 6 ) )
+ { /* Skip hier-part of URL (if present) */
+ p += 6;
+ if( !strncmp( p, "//", 2 ) ) /* skip authority */
+ { /* see RFC3986 §3.2 */
+ p += 2;
+ p += strcspn( p, "/?#" );
+ }
+ }
+
cl->query.psz_url = strdup( p );
if( ( p3 = strchr( cl->query.psz_url, '?' ) ) )
{
if( cl->i_buffer >= cl->i_buffer_size )
{
- if( cl->answer.i_body == 0 && cl->answer.i_body_offset > 0 &&
- !cl->b_read_waiting )
+ if( cl->answer.i_body == 0 && cl->answer.i_body_offset > 0 )
{
/* catch more body data */
int i_msg = cl->query.i_type;
static void* httpd_HostThread( void *data )
{
httpd_host_t *host = data;
- counter_t *p_total_counter = stats_CounterCreate( host, VLC_VAR_INTEGER, STATS_COUNTER );
- counter_t *p_active_counter = stats_CounterCreate( host, VLC_VAR_INTEGER, STATS_COUNTER );
int evfd = vlc_object_waitpipe( VLC_OBJECT( host ) );
for( ;; )
cl->i_activity_date+cl->i_activity_timeout < now) ) ) )
{
httpd_ClientClean( cl );
- stats_UpdateInteger( host, p_active_counter, -1, NULL );
TAB_REMOVE( host->i_client, host->client, cl );
free( cl );
i_client--;
httpd_MsgInit( answer );
/* Handle what we received */
- if( (cl->i_mode != HTTPD_CLIENT_BIDIR) &&
- (i_msg == HTTPD_MSG_ANSWER || i_msg == HTTPD_MSG_CHANNEL) )
+ if( i_msg == HTTPD_MSG_ANSWER )
{
- /* we can only receive request from client when not
- * in BIDIR mode */
cl->url = NULL;
cl->i_state = HTTPD_CLIENT_DEAD;
}
- else if( i_msg == HTTPD_MSG_ANSWER )
- {
- /* We are in BIDIR mode, trigger the callback and then
- * check for new data */
- if( cl->url && cl->url->catch[i_msg].cb )
- {
- cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
- cl, NULL, query );
- }
- cl->i_state = HTTPD_CLIENT_WAITING;
- }
- else if( i_msg == HTTPD_MSG_CHANNEL )
- {
- /* We are in BIDIR mode, trigger the callback and then
- * check for new data */
- if( cl->url && cl->url->catch[i_msg].cb )
- {
- cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
- cl, NULL, query );
- }
- cl->i_state = HTTPD_CLIENT_WAITING;
- }
else if( i_msg == HTTPD_MSG_OPTIONS )
{
else
{
bool b_auth_failed = false;
- bool b_hosts_failed = false;
/* Search the url and trigger callbacks */
for(int i = 0; i < host->i_url; i++ )
{
if( url->catch[i_msg].cb )
{
- if( answer && ( url->p_acl != NULL ) )
- {
- char ip[NI_MAXNUMERICHOST];
-
- if( ( httpd_ClientIP( cl, ip, NULL ) == NULL )
- || ACL_Check( url->p_acl, ip ) )
- {
- b_hosts_failed = true;
- break;
- }
- }
-
if( answer && ( *url->psz_user || *url->psz_password ) )
{
/* create the headers */
answer->i_type = HTTPD_MSG_ANSWER;
answer->i_version= 0;
- if( b_hosts_failed )
- {
- answer->i_status = 403;
- }
- else if( b_auth_failed )
+ if( b_auth_failed )
{
answer->i_status = 401;
}
}
else if( cl->i_state == HTTPD_CLIENT_SEND_DONE )
{
- if( cl->i_mode == HTTPD_CLIENT_FILE || cl->answer.i_body_offset == 0 )
+ if( !cl->b_stream_mode || cl->answer.i_body_offset == 0 )
{
const char *psz_connection = httpd_MsgGet( &cl->answer, "Connection" );
const char *psz_query = httpd_MsgGet( &cl->query, "Connection" );
}
httpd_MsgClean( &cl->answer );
}
- else if( cl->b_read_waiting )
- {
- /* we have a message waiting for us to read it */
- httpd_MsgClean( &cl->answer );
- httpd_MsgClean( &cl->query );
-
- cl->i_buffer = 0;
- cl->i_buffer_size = 1000;
- free( cl->p_buffer );
- cl->p_buffer = xmalloc( cl->i_buffer_size );
- cl->i_state = HTTPD_CLIENT_RECEIVING;
- cl->b_read_waiting = false;
- }
else
{
int64_t i_offset = cl->answer.i_body_offset;
}
}
- /* Special for BIDIR mode we also check reading */
- if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
- cl->i_state == HTTPD_CLIENT_SENDING )
- {
- pufd->events |= POLLIN;
- }
-
if (pufd->events != 0)
nfd++;
else
{
httpd_ClientTlsHsOut( cl );
}
-
- if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
- cl->i_state == HTTPD_CLIENT_SENDING &&
- (pufd->revents & POLLIN) )
- {
- cl->b_read_waiting = true;
- }
}
vlc_mutex_unlock( &host->lock );
else
p_tls = NULL;
- stats_UpdateInteger( host, p_total_counter, 1, NULL );
- stats_UpdateInteger( host, p_active_counter, 1, NULL );
cl = httpd_ClientNew( fd, p_tls, now );
vlc_mutex_lock( &host->lock );
TAB_APPEND( host->i_client, host->client, cl );
}
- if( p_total_counter )
- stats_CounterClean( p_total_counter );
- if( p_active_counter )
- stats_CounterClean( p_active_counter );
return NULL;
}
projects / vlc / blobdiff