Commit a39fd6f2 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

Run RRD in its own thread

parent 3cd159bc
......@@ -35,7 +35,7 @@
#include <vlc_playlist.h>
#include <vlc_charset.h>
#include <errno.h> /* ENOMEM */
#include <assert.h>
#ifdef UNDER_CE
# define _IONBF 0x0004
......@@ -84,9 +84,11 @@
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;
......@@ -106,7 +108,7 @@ static void HtmlPrint ( const msg_item_t *, FILE * );
static void SyslogPrint ( const msg_item_t *);
#endif
static void DoRRD( intf_thread_t *p_intf );
static void *DoRRD( void * );
/*****************************************************************************
* Module descriptor
......@@ -260,15 +262,19 @@ static int Open( vlc_object_t *p_this )
#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" );
if (p_intf->p_sys->p_rrd != NULL)
setvbuf (p_intf->p_sys->p_rrd, NULL, _IOLBF, BUFSIZ);
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);
}
}
free( psz_rrd_file );
......@@ -284,6 +290,13 @@ static int Open( vlc_object_t *p_this )
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_sys->p_sub, p_sys->p_file,
......@@ -329,8 +342,6 @@ static void Run( intf_thread_t *p_intf )
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. */
......@@ -438,24 +449,29 @@ static void HtmlPrint( const msg_item_t *p_msg, FILE *p_file )
LOG_STRING( "</span>\n", p_file );
}
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;
for (;;)
{
/* FIXME: I wonder how memory synchronization occurs here...
* -- Courmisch */
if( p_intf->p_libvlc->p_stats )
{
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,
fprintf( file,
"%"PRIi64":%lld.%03llu:%lld.%03llu:%lld.%03llu\n",
now, in.quot, in.rem, dm.quot, dm.rem, out.quot, out.rem );
(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);
}
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