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vlc-2-2
Commit ee53c93f authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
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HTTPd core optional SSL support

parent b2025254
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Inline Side-by-side
Showing with 106 additions and 28 deletions
src/misc/httpd.c
View file @ ee53c93f
......@@ -29,6 +29,7 @@
#include "vlc_httpd.h"
#include "network.h"
#include "vlc_tls.h"
#include <string.h>
#include <errno.h>
......@@ -229,6 +230,9 @@ struct httpd_host_t
int i_client;
httpd_client_t **client;
/* TLS data */
tls_server_t *p_tls;
};
struct httpd_url_t
......@@ -294,6 +298,9 @@ struct httpd_client_t
/* */
httpd_message_t query; /* client -> httpd */
httpd_message_t answer; /* httpd -> client */
/* TLS data */
tls_session_t *p_tls;
};
......@@ -898,7 +905,14 @@ static int BuildAddr( struct sockaddr_in * p_socket,
/* create a new host */
httpd_host_t *httpd_HostNew( vlc_object_t *p_this, char *psz_host, int i_port )
httpd_host_t *httpd_HostNew( vlc_object_t *p_this, char *psz_host,
int i_port )
{
return httpd_TLSHostNew( p_this, psz_host, i_port, NULL );
}
httpd_host_t *httpd_TLSHostNew( vlc_object_t *p_this, char *psz_host,
int i_port, tls_server_t *p_tls )
{
httpd_t *httpd;
httpd_host_t *host = NULL;
......@@ -916,21 +930,25 @@ httpd_host_t *httpd_HostNew( vlc_object_t *p_this, char *psz_host, int i_port )
memset( &hints, 0, sizeof( hints ) );
#if 0
/* Check if ipv4 or ipv6 were forced */
var_Create( p_this, "ipv4", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_this, "ipv4", &val );
if( val.b_bool ) hints.ai_family = PF_INET;
#else
/*
* For now, keep IPv4 by default. That said, it should be safe to use
* IPv6 by default *on the server side*, as, apart from NetBSD, most
* systems accept IPv4 clients on IPv6 listening sockets.
*/
hints.ai_family = PF_INET;
#else
hints.ai_family = 0;
/* Check if ipv4 or ipv6 were forced */
var_Create( p_this, "ipv4", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_this, "ipv4", &val );
if( val.b_bool )
hints.ai_family = PF_INET;
#endif
var_Create( p_this, "ipv6", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
var_Get( p_this, "ipv6", &val );
if( val.b_bool ) hints.ai_family = 0; // try IPv6, then IPv4
#endif
if( val.b_bool )
hints.ai_family = PF_INET6;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
......@@ -1008,6 +1026,10 @@ httpd_host_t *httpd_HostNew( vlc_object_t *p_this, char *psz_host, int i_port )
if( GetAddrPort (&httpd->host[i]->sock) != i_port )
continue;
/* Cannot re-use host if it uses TLS/SSL */
if( &httpd->host[i]->p_tls != NULL )
continue;
#ifdef AF_INET6
if( httpd->host[i]->sock.ss_family == AF_INET6 )
{
......@@ -1141,6 +1163,7 @@ socket_error:
host->client = NULL;
freeaddrinfo( res );
host->p_tls = p_tls;
/* create the thread */
if( vlc_thread_create( host, "httpd host thread", httpd_HostThread,
......@@ -1219,6 +1242,8 @@ void httpd_HostDelete( httpd_host_t *host )
/* TODO */
}
if( host->p_tls != NULL)
tls_ServerDelete( host->p_tls );
net_Close( host->fd );
vlc_mutex_destroy( &host->lock );
vlc_object_destroy( host );
......@@ -1506,8 +1531,10 @@ char* httpd_ClientIP( httpd_client_t *cl )
static void httpd_ClientClean( httpd_client_t *cl )
{
if( cl->fd > 0 )
if( cl->fd >= 0 )
{
if( cl->p_tls != NULL )
tls_SessionClose( cl->p_tls );
net_Close( cl->fd );
cl->fd = -1;
}
......@@ -1523,7 +1550,8 @@ static void httpd_ClientClean( httpd_client_t *cl )
}
static httpd_client_t *httpd_ClientNew( int fd, struct sockaddr_storage *sock,
int i_sock_size )
int i_sock_size,
tls_session_t *p_tls )
{
httpd_client_t *cl = malloc( sizeof( httpd_client_t ) );
/* set this new socket non-block */
......@@ -1540,12 +1568,38 @@ static httpd_client_t *httpd_ClientNew( int fd, struct sockaddr_storage *sock,
memcpy( &cl->sock, sock, sizeof( cl->sock ) );
cl->i_sock_size = i_sock_size;
cl->url = NULL;
cl->p_tls = p_tls;
httpd_ClientInit( cl );
return cl;
}
static int httpd_NetRecv( httpd_client_t *cl, char *p, int i_len )
{
tls_session_t *p_tls;
p_tls = cl->p_tls;
if( p_tls != NULL)
return tls_Recv( p_tls, p, i_len );
return recv( cl->fd, p, i_len, 0 );
}
static int httpd_NetSend( httpd_client_t *cl, const char *p, int i_len )
{
tls_session_t *p_tls;
p_tls = cl->p_tls;
if( p_tls != NULL)
return tls_Send( p_tls, p, i_len );
return send( cl->fd, p, i_len, 0 );
}
static void httpd_ClientRecv( httpd_client_t *cl )
{
int i_len;
......@@ -1553,8 +1607,8 @@ static void httpd_ClientRecv( httpd_client_t *cl )
if( cl->query.i_proto == HTTPD_PROTO_NONE )
{
/* enought to see if it's rtp over rtsp or RTSP/HTTP */
i_len = recv( cl->fd, &cl->p_buffer[cl->i_buffer], 4 - cl->i_buffer, 0 );
i_len = httpd_NetRecv( cl, &cl->p_buffer[cl->i_buffer],
4 - cl->i_buffer );
if( i_len > 0 )
{
cl->i_buffer += i_len;
......@@ -1602,8 +1656,8 @@ static void httpd_ClientRecv( httpd_client_t *cl )
else if( cl->query.i_body > 0 )
{
/* we are reading the body of a request or a channel */
i_len = recv( cl->fd, &cl->query.p_body[cl->i_buffer],
cl->query.i_body - cl->i_buffer, 0 );
i_len = httpd_NetRecv( cl, &cl->query.p_body[cl->i_buffer],
cl->query.i_body - cl->i_buffer );
if( i_len > 0 )
{
cl->i_buffer += i_len;
......@@ -1618,7 +1672,7 @@ static void httpd_ClientRecv( httpd_client_t *cl )
/* we are reading a header -> char by char */
for( ;; )
{
i_len = recv( cl->fd, &cl->p_buffer[cl->i_buffer], 1, 0 );
i_len = httpd_NetRecv (cl, &cl->p_buffer[cl->i_buffer], 1 );
if( i_len <= 0 )
{
break;
......@@ -1874,6 +1928,7 @@ static void httpd_ClientRecv( httpd_client_t *cl )
}
}
static void httpd_ClientSend( httpd_client_t *cl )
{
int i;
......@@ -1919,8 +1974,8 @@ static void httpd_ClientSend( httpd_client_t *cl )
fprintf( stderr, "%s", cl->p_buffer );
}
i_len = send( cl->fd, &cl->p_buffer[cl->i_buffer],
cl->i_buffer_size - cl->i_buffer, 0 );
i_len = httpd_NetSend( cl, &cl->p_buffer[cl->i_buffer],
cl->i_buffer_size - cl->i_buffer );
if( i_len > 0 )
{
cl->i_activity_date = mdate();
......@@ -1976,6 +2031,8 @@ static void httpd_ClientSend( httpd_client_t *cl )
static void httpd_HostThread( httpd_host_t *host )
{
tls_session_t *p_tls = NULL;
while( !host->b_die )
{
struct timeval timeout;
......@@ -2000,6 +2057,10 @@ static void httpd_HostThread( httpd_host_t *host )
FD_SET( host->fd, &fds_read );
i_handle_max = host->fd;
/* prepare a new TLS session */
if( ( p_tls == NULL ) && ( host->p_tls != NULL ) )
p_tls = tls_ServerSessionPrepare( host->p_tls );
/* add all socket that should be read/write and close dead connection */
vlc_mutex_lock( &host->lock );
for( i_client = 0; i_client < host->i_client; i_client++ )
......@@ -2370,21 +2431,38 @@ static void httpd_HostThread( httpd_host_t *host )
fd = accept( host->fd, (struct sockaddr *)&sock, &i_sock_size );
if( fd >= 0 )
{
char *ip;
if( p_tls != NULL)
{
p_tls = tls_SessionHandshake( p_tls, fd );
if ( p_tls == NULL )
{
msg_Err( host, "Rejecting TLS connection" );
net_Close( fd );
fd = -1;
}
}
httpd_client_t *cl = httpd_ClientNew( fd, &sock, i_sock_size );
if( fd >= 0 )
{
char *ip;
httpd_client_t *cl;
cl = httpd_ClientNew( fd, &sock, i_sock_size, p_tls );
p_tls = NULL;
vlc_mutex_lock( &host->lock );
TAB_APPEND( host->i_client, host->client, cl );
vlc_mutex_unlock( &host->lock );
// FIXME: it sucks to allocate heap memory for a debug message
// FIXME: it sucks to allocate memory for debug
ip = httpd_ClientIP( cl );
msg_Dbg( host, "new connection (%s)",
ip != NULL ? ip : "unknown" );
if( ip != NULL)
free( ip );
}
}
}
/* now try all others socket */
vlc_mutex_lock( &host->lock );
for( i_client = 0; i_client < host->i_client; i_client++ )
......
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