static int conntrack_read (void)
{
value_t conntrack;
FILE *fh;
char buffer[64];
size_t buffer_len;
fh = fopen (CONNTRACK_FILE, "r");
if (fh == NULL)
return (-1);
memset (buffer, 0, sizeof (buffer));
if (fgets (buffer, sizeof (buffer), fh) == NULL)
{
fclose (fh);
return (-1);
}
fclose (fh);
/* strip trailing newline. */
buffer_len = strlen (buffer);
while ((buffer_len > 0) && isspace ((int) buffer[buffer_len - 1]))
{
buffer[buffer_len - 1] = 0;
buffer_len--;
}
if (parse_value (buffer, &conntrack, DS_TYPE_GAUGE) != 0)
return (-1);
conntrack_submit (conntrack);
return (0);
} /* static int conntrack_read */
static int conntrack_read (void)
{
value_t conntrack, conntrack_max, conntrack_pct;
FILE *fh;
char buffer[64];
size_t buffer_len;
fh = fopen (old_files?CONNTRACK_FILE_OLD:CONNTRACK_FILE, "r");
if (fh == NULL)
return (-1);
memset (buffer, 0, sizeof (buffer));
if (fgets (buffer, sizeof (buffer), fh) == NULL)
{
fclose (fh);
return (-1);
}
fclose (fh);
/* strip trailing newline. */
buffer_len = strlen (buffer);
while ((buffer_len > 0) && isspace ((int) buffer[buffer_len - 1]))
{
buffer[buffer_len - 1] = 0;
buffer_len--;
}
if (parse_value (buffer, &conntrack, DS_TYPE_GAUGE) != 0)
return (-1);
conntrack_submit ("conntrack", NULL, conntrack);
fh = fopen (old_files?CONNTRACK_MAX_FILE_OLD:CONNTRACK_MAX_FILE, "r");
if (fh == NULL)
return (-1);
memset (buffer, 0, sizeof (buffer));
if (fgets (buffer, sizeof (buffer), fh) == NULL)
{
fclose (fh);
return (-1);
}
fclose (fh);
/* strip trailing newline. */
buffer_len = strlen (buffer);
while ((buffer_len > 0) && isspace ((int) buffer[buffer_len - 1]))
{
buffer[buffer_len - 1] = 0;
buffer_len--;
}
if (parse_value (buffer, &conntrack_max, DS_TYPE_GAUGE) != 0)
return (-1);
conntrack_submit ("conntrack", "max", conntrack_max);
conntrack_pct.gauge = (conntrack.gauge / conntrack_max.gauge) * 100;
conntrack_submit ("percent", "used", conntrack_pct);
return (0);
} /* static int conntrack_read */
