/*****************************************************************************
* logger.c : file logging plugin for vlc
*****************************************************************************
- * Copyright (C) 2002 the VideoLAN team
+ * Copyright (C) 2002-2008 the VideoLAN team
* $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
#include <vlc_playlist.h>
#include <vlc_charset.h>
-#include <errno.h> /* ENOMEM */
+#include <assert.h>
#ifdef UNDER_CE
# define _IONBF 0x0004
#define LOG_FILE_TEXT "vlc-log.txt"
#define LOG_FILE_HTML "vlc-log.html"
-#define LOG_STRING( msg, file ) fwrite( msg, strlen( msg ), 1, file );
-
#define TEXT_HEADER "-- logger module started --\n"
#define TEXT_FOOTER "-- logger module stopped --\n"
#include <syslog.h>
#endif
+struct msg_cb_data_t
+{
+ intf_thread_t *p_intf;
+ FILE *p_file;
+ int i_mode;
+};
+
/*****************************************************************************
* intf_sys_t: description and status of log interface
*****************************************************************************/
struct intf_sys_t
{
- int i_mode;
- FILE *p_rrd;
- mtime_t last_update;
- time_t now; /* timestamp for rrd-log */
+ struct
+ {
+ FILE *stream;
+ vlc_thread_t thread;
+ } rrd;
- FILE * p_file; /* The log file */
msg_subscription_t *p_sub;
+ msg_cb_data_t msg;
};
/*****************************************************************************
*****************************************************************************/
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
-static void Run ( intf_thread_t * );
-static void FlushQueue ( msg_subscription_t *, FILE *, int, int );
+static void Overflow (msg_cb_data_t *p_sys, msg_item_t *p_item, unsigned overruns);
static void TextPrint ( const msg_item_t *, FILE * );
static void HtmlPrint ( const msg_item_t *, FILE * );
#ifdef HAVE_SYSLOG_H
static void SyslogPrint ( const msg_item_t *);
#endif
-static void DoRRD( intf_thread_t *p_intf );
+static void *DoRRD( void * );
/*****************************************************************************
* Module descriptor
"\"text\" (default) and \"html\".")
#endif
-vlc_module_begin();
- set_shortname( N_( "Logging" ) );
- set_description( N_("File logging") );
+vlc_module_begin ()
+ set_shortname( N_( "Logging" ) )
+ set_description( N_("File logging") )
- set_category( CAT_ADVANCED );
- set_subcategory( SUBCAT_ADVANCED_MISC );
+ set_category( CAT_ADVANCED )
+ set_subcategory( SUBCAT_ADVANCED_MISC )
add_file( "logfile", NULL, NULL,
N_("Log filename"), N_("Specify the log filename."), false );
add_string( "logmode", "text", NULL, LOGMODE_TEXT, LOGMODE_LONGTEXT,
- false );
+ false )
change_string_list( mode_list, mode_list_text, 0 );
add_file( "rrd-file", NULL, NULL, N_("RRD output file") ,
N_("Output data for RRDTool in this file." ), true );
- set_capability( "interface", 0 );
- set_callbacks( Open, Close );
-vlc_module_end();
+ set_capability( "interface", 0 )
+ set_callbacks( Open, Close )
+vlc_module_end ()
/*****************************************************************************
* Open: initialize and create stuff
static int Open( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
- char *psz_mode, *psz_file, *psz_rrd_file;
+ intf_sys_t *p_sys;
+ char *psz_mode, *psz_rrd_file;
CONSOLE_INTRO_MSG;
msg_Info( p_intf, "using logger..." );
/* Allocate instance and initialize some members */
- p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
- if( p_intf->p_sys == NULL )
- return -1;
+ p_sys = p_intf->p_sys = (intf_sys_t *)malloc( sizeof( intf_sys_t ) );
+ if( p_sys == NULL )
+ return VLC_ENOMEM;
+ p_sys->msg.p_intf = p_intf;
+ p_sys->msg.i_mode = MODE_TEXT;
psz_mode = var_CreateGetString( p_intf, "logmode" );
if( psz_mode )
{
if( !strcmp( psz_mode, "text" ) )
- {
- p_intf->p_sys->i_mode = MODE_TEXT;
- }
+ ;
else if( !strcmp( psz_mode, "html" ) )
{
- p_intf->p_sys->i_mode = MODE_HTML;
+ p_sys->msg.i_mode = MODE_HTML;
}
#ifdef HAVE_SYSLOG_H
else if( !strcmp( psz_mode, "syslog" ) )
{
- p_intf->p_sys->i_mode = MODE_SYSLOG;
+ p_sys->msg.i_mode = MODE_SYSLOG;
}
#endif
else
{
msg_Warn( p_intf, "invalid log mode `%s', using `text'", psz_mode );
- p_intf->p_sys->i_mode = MODE_TEXT;
+ p_sys->msg.i_mode = MODE_TEXT;
}
-
free( psz_mode );
}
else
{
msg_Warn( p_intf, "no log mode specified, using `text'" );
- p_intf->p_sys->i_mode = MODE_TEXT;
}
- if( p_intf->p_sys->i_mode != MODE_SYSLOG )
+ if( p_sys->msg.i_mode != MODE_SYSLOG )
{
- psz_file = config_GetPsz( p_intf, "logfile" );
+ char *psz_file = config_GetPsz( p_intf, "logfile" );
if( !psz_file )
{
#ifdef __APPLE__
if( asprintf( &psz_file, "%s/"LOG_DIR"/%s", config_GetHomeDir(),
- (p_intf->p_sys->i_mode == MODE_HTML) ? LOG_FILE_HTML
- : LOG_FILE_TEXT ) == -1 )
+ (p_sys->msg.i_mode == MODE_HTML) ? LOG_FILE_HTML
+ : LOG_FILE_TEXT ) == -1 )
psz_file = NULL;
#else
- switch( p_intf->p_sys->i_mode )
+ switch( p_sys->msg.i_mode )
{
case MODE_HTML:
psz_file = strdup( LOG_FILE_HTML );
/* Open the log file and remove any buffering for the stream */
msg_Dbg( p_intf, "opening logfile `%s'", psz_file );
- p_intf->p_sys->p_file = utf8_fopen( psz_file, "at" );
- if( p_intf->p_sys->p_file == NULL )
+ p_sys->msg.p_file = utf8_fopen( psz_file, "at" );
+ if( p_sys->msg.p_file == NULL )
{
msg_Err( p_intf, "error opening logfile `%s'", psz_file );
- free( p_intf->p_sys );
+ free( p_sys );
free( psz_file );
return -1;
}
- setvbuf( p_intf->p_sys->p_file, NULL, _IONBF, 0 );
+ setvbuf( p_sys->msg.p_file, NULL, _IONBF, 0 );
free( psz_file );
- switch( p_intf->p_sys->i_mode )
+ switch( p_sys->msg.i_mode )
{
case MODE_HTML:
- LOG_STRING( HTML_HEADER, p_intf->p_sys->p_file );
+ fputs( HTML_HEADER, p_sys->msg.p_file );
break;
case MODE_TEXT:
default:
- LOG_STRING( TEXT_HEADER, p_intf->p_sys->p_file );
+ fputs( TEXT_HEADER, p_sys->msg.p_file );
break;
}
}
else
{
- p_intf->p_sys->p_file = NULL;
+ p_sys->msg.p_file = NULL;
#ifdef HAVE_SYSLOG_H
openlog( "vlc", LOG_PID|LOG_NDELAY, LOG_DAEMON );
#endif
}
- p_intf->p_sys->last_update = 0;
- p_intf->p_sys->p_rrd = NULL;
-
psz_rrd_file = config_GetPsz( p_intf, "rrd-file" );
if( psz_rrd_file && *psz_rrd_file )
{
- p_intf->p_sys->p_rrd = utf8_fopen( psz_rrd_file, "w" );
+ FILE *rrd = utf8_fopen( psz_rrd_file, "w" );
+ if (rrd != NULL)
+ {
+ setvbuf (rrd, NULL, _IOLBF, BUFSIZ);
+ if (!vlc_clone (&p_sys->rrd.thread, DoRRD, p_intf,
+ VLC_THREAD_PRIORITY_LOW))
+ p_sys->rrd.stream = rrd;
+ else
+ {
+ fclose (rrd);
+ p_sys->rrd.stream = NULL;
+ }
+ }
}
+ else
+ p_sys->rrd.stream = NULL;
free( psz_rrd_file );
- p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
- p_intf->pf_run = Run;
+ p_sys->p_sub = msg_Subscribe( p_intf->p_libvlc, Overflow, &p_sys->msg );
return 0;
}
static void Close( vlc_object_t *p_this )
{
intf_thread_t *p_intf = (intf_thread_t *)p_this;
+ intf_sys_t *p_sys = p_intf->p_sys;
+
+ if (p_sys->rrd.stream)
+ {
+ vlc_cancel (p_sys->rrd.thread);
+ vlc_join (p_sys->rrd.thread, NULL);
+ }
/* Flush the queue and unsubscribe from the message queue */
- FlushQueue( p_intf->p_sys->p_sub, p_intf->p_sys->p_file,
- p_intf->p_sys->i_mode,
- var_CreateGetInteger( p_intf, "verbose" ) );
- msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
+ /* FIXME: flush */
+ msg_Unsubscribe( p_sys->p_sub );
- switch( p_intf->p_sys->i_mode )
+ switch( p_sys->msg.i_mode )
{
case MODE_HTML:
- LOG_STRING( HTML_FOOTER, p_intf->p_sys->p_file );
+ fputs( HTML_FOOTER, p_sys->msg.p_file );
break;
- case MODE_TEXT:
#ifdef HAVE_SYSLOG_H
case MODE_SYSLOG:
closelog();
break;
#endif
+ case MODE_TEXT:
default:
- LOG_STRING( TEXT_FOOTER, p_intf->p_sys->p_file );
+ fputs( TEXT_FOOTER, p_sys->msg.p_file );
break;
}
/* Close the log file */
- if( p_intf->p_sys->i_mode != MODE_SYSLOG )
- fclose( p_intf->p_sys->p_file );
+ if( p_sys->msg.p_file )
+ fclose( p_sys->msg.p_file );
/* Destroy structure */
- free( p_intf->p_sys );
+ free( p_sys );
}
-/*****************************************************************************
- * Run: rc thread
- *****************************************************************************
- * This part of the interface is in a separate thread so that we can call
- * exec() from within it without annoying the rest of the program.
- *****************************************************************************/
-static void Run( intf_thread_t *p_intf )
+/**
+ * Log a message
+ */
+static void Overflow (msg_cb_data_t *p_sys, msg_item_t *p_item, unsigned overruns)
{
- for( ;; )
+ int verbosity = var_CreateGetInteger( p_sys->p_intf, "verbose" );
+ int priority = 0;
+
+ switch( p_item->i_type )
{
- int canc = vlc_savecancel();
- FlushQueue( p_intf->p_sys->p_sub, p_intf->p_sys->p_file,
- p_intf->p_sys->i_mode,
- var_CreateGetInteger( p_intf, "verbose" ) );
- if( p_intf->p_sys->p_rrd )
- DoRRD( p_intf );
-
- vlc_restorecancel( canc );
- /* FIXME: this is WRONG. */
- msleep( INTF_IDLE_SLEEP );
+ case VLC_MSG_WARN: priority = 1; break;
+ case VLC_MSG_DBG: priority = 2; break;
}
-}
-
-/*****************************************************************************
- * FlushQueue: flush the message queue into the log
- *****************************************************************************/
-static void FlushQueue( msg_subscription_t *p_sub, FILE *p_file, int i_mode,
- int i_verbose )
-{
- int i_start, i_stop;
-
- vlc_mutex_lock( p_sub->p_lock );
- i_stop = *p_sub->pi_stop;
- vlc_mutex_unlock( p_sub->p_lock );
+ if (verbosity < priority)
+ return;
- if( p_sub->i_start != i_stop )
+ switch( p_sys->i_mode )
{
- /* Append all messages to log file */
- for( i_start = p_sub->i_start;
- i_start != i_stop;
- i_start = (i_start+1) % VLC_MSG_QSIZE )
- {
- switch( p_sub->p_msg[i_start].i_type )
- {
- case VLC_MSG_ERR:
- if( i_verbose < 0 ) continue;
- break;
- case VLC_MSG_INFO:
- if( i_verbose < 0 ) continue;
- break;
- case VLC_MSG_WARN:
- if( i_verbose < 1 ) continue;
- break;
- case VLC_MSG_DBG:
- if( i_verbose < 2 ) continue;
- break;
- }
-
- switch( i_mode )
- {
- case MODE_HTML:
- HtmlPrint( &p_sub->p_msg[i_start], p_file );
- break;
+ case MODE_HTML:
+ HtmlPrint( p_item, p_sys->p_file );
+ break;
#ifdef HAVE_SYSLOG_H
- case MODE_SYSLOG:
- SyslogPrint( &p_sub->p_msg[i_start] );
- break;
+ case MODE_SYSLOG:
+ SyslogPrint( p_item );
+ break;
#endif
- case MODE_TEXT:
- default:
- TextPrint( &p_sub->p_msg[i_start], p_file );
- break;
- }
- }
-
- vlc_mutex_lock( p_sub->p_lock );
- p_sub->i_start = i_start;
- vlc_mutex_unlock( p_sub->p_lock );
+ case MODE_TEXT:
+ default:
+ TextPrint( p_item, p_sys->p_file );
+ break;
}
}
-static const char *ppsz_type[4] = { ": ", " error: ",
- " warning: ", " debug: " };
+static const char ppsz_type[4][11] = {
+ ": ",
+ " error: ",
+ " warning: ",
+ " debug: ",
+};
static void TextPrint( const msg_item_t *p_msg, FILE *p_file )
{
- LOG_STRING( p_msg->psz_module, p_file );
- LOG_STRING( ppsz_type[p_msg->i_type], p_file );
- LOG_STRING( p_msg->psz_msg, p_file );
- LOG_STRING( "\n", p_file );
+ fprintf( p_file, "%s%s%s\n", p_msg->psz_module, ppsz_type[p_msg->i_type],
+ p_msg->psz_msg );
}
#ifdef HAVE_SYSLOG_H
static void HtmlPrint( const msg_item_t *p_msg, FILE *p_file )
{
- static const char *ppsz_color[4] = { "<span style=\"color: #ffffff\">",
- "<span style=\"color: #ff6666\">",
- "<span style=\"color: #ffff66\">",
- "<span style=\"color: #aaaaaa\">" };
-
- LOG_STRING( p_msg->psz_module, p_file );
- LOG_STRING( ppsz_type[p_msg->i_type], p_file );
- LOG_STRING( ppsz_color[p_msg->i_type], p_file );
- LOG_STRING( p_msg->psz_msg, p_file );
- LOG_STRING( "</span>\n", p_file );
+ static const char ppsz_color[4][30] = {
+ "<span style=\"color: #ffffff\">",
+ "<span style=\"color: #ff6666\">",
+ "<span style=\"color: #ffff66\">",
+ "<span style=\"color: #aaaaaa\">",
+ };
+
+ fprintf( p_file, "%s%s%s%s</span>\n", p_msg->psz_module,
+ ppsz_type[p_msg->i_type], ppsz_color[p_msg->i_type],
+ p_msg->psz_msg );
}
-static void DoRRD( intf_thread_t *p_intf )
+static void *DoRRD (void *data)
{
- mtime_t now = mdate();
- if( now - p_intf->p_sys->last_update < 1000000 )
- return;
- p_intf->p_sys->last_update = now;
+ intf_thread_t *p_intf = data;
+ FILE *file = p_intf->p_sys->rrd.stream;
- if( p_intf->p_libvlc->p_stats )
+ for (;;)
{
- time(&p_intf->p_sys->now);
- lldiv_t in = lldiv( p_intf->p_libvlc->p_stats->f_input_bitrate * 1000000,
- 1000 );
- lldiv_t dm = lldiv( p_intf->p_libvlc->p_stats->f_demux_bitrate * 1000000,
- 1000 );
- lldiv_t out = lldiv( p_intf->p_libvlc->p_stats->f_output_bitrate * 1000000,
- 1000 );
- fprintf( p_intf->p_sys->p_rrd,
- "%"PRIi64":%lld.%03llu:%lld.%03llu:%lld.%03llu\n",
- now, in.quot, in.rem, dm.quot, dm.rem, out.quot, out.rem );
- fflush( p_intf->p_sys->p_rrd );
+ /* FIXME: I wonder how memory synchronization occurs here...
+ * -- Courmisch */
+ if( p_intf->p_libvlc->p_stats )
+ {
+ lldiv_t in = lldiv( p_intf->p_libvlc->p_stats->f_input_bitrate * 1000000,
+ 1000 );
+ lldiv_t dm = lldiv( p_intf->p_libvlc->p_stats->f_demux_bitrate * 1000000,
+ 1000 );
+ lldiv_t out = lldiv( p_intf->p_libvlc->p_stats->f_output_bitrate * 1000000,
+ 1000 );
+ fprintf( file,
+ "%"PRIi64":%lld.%03llu:%lld.%03llu:%lld.%03llu\n",
+ (int64_t)time(NULL), in.quot, in.rem, dm.quot, dm.rem, out.quot, out.rem );
+ }
+#undef msleep /* yeah, we really want to wake up every second here */
+ msleep (CLOCK_FREQ);
}
+ assert (0);
}