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Add refclocks log

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This commit is contained in:
Miroslav Lichvar
2009-11-30 16:33:06 +01:00
parent e9ae3d0a0b
commit 7c53aca486
6 changed files with 133 additions and 0 deletions
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73
refclock.c
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@@ -34,6 +34,7 @@
#include "sources.h"
#include "logging.h"
#include "sched.h"
#include "mkdirpp.h"
/* list of refclock drivers */
extern RefclockDriver RCL_SHM_driver;
@@ -75,11 +76,17 @@ struct RCL_Instance_Record {
static struct RCL_Instance_Record refclocks[MAX_RCL_SOURCES];
static int n_sources = 0;
#define REFCLOCKS_LOG "refclocks.log"
static FILE *logfile = NULL;
static char *logfilename = NULL;
static unsigned long logwrites = 0;
static int valid_sample_time(RCL_Instance instance, struct timeval *tv);
static int pps_stratum(RCL_Instance instance, struct timeval *tv);
static void poll_timeout(void *arg);
static void slew_samples(struct timeval *raw, struct timeval *cooked, double dfreq, double afreq,
double doffset, int is_step_change, void *anything);
static void log_sample(RCL_Instance instance, struct timeval *sample_time, int pulse, double raw_offset, double cooked_offset);
static void filter_init(struct MedianFilter *filter, int length);
static void filter_fini(struct MedianFilter *filter);
@@ -92,6 +99,18 @@ void
RCL_Initialise(void)
{
CNF_AddRefclocks();
if (CNF_GetLogRefclocks()) {
char *logdir = CNF_GetLogDir();
if (!mkdir_and_parents(logdir)) {
LOG(LOGS_ERR, LOGF_Refclock, "Could not create directory %s", logdir);
} else {
logfilename = MallocArray(char, 2 + strlen(logdir) + strlen(REFCLOCKS_LOG));
strcpy(logfilename, logdir);
strcat(logfilename, "/");
strcat(logfilename, REFCLOCKS_LOG);
}
}
}
void
@@ -111,6 +130,10 @@ RCL_Finalise(void)
if (n_sources > 0)
LCL_RemoveParameterChangeHandler(slew_samples, NULL);
if (logfile)
fclose(logfile);
Free(logfilename);
}
int
@@ -262,6 +285,8 @@ RCL_AddSample(RCL_Instance instance, struct timeval *sample_time, double offset,
filter_add_sample(&instance->filter, &cooked_time, offset - correction + instance->offset);
instance->leap_status = leap_status;
log_sample(instance, &cooked_time, 0, offset, offset - correction + instance->offset);
return 1;
}
@@ -318,9 +343,21 @@ RCL_AddPulse(RCL_Instance instance, struct timeval *pulse_time, double second)
filter_add_sample(&instance->filter, &cooked_time, offset);
instance->leap_status = LEAP_Normal;
log_sample(instance, &cooked_time, 1, second, offset);
return 1;
}
void
RCL_CycleLogFile(void)
{
if (logfile) {
fclose(logfile);
logfile = NULL;
logwrites = 0;
}
}
static int
valid_sample_time(RCL_Instance instance, struct timeval *tv)
{
@@ -426,6 +463,42 @@ slew_samples(struct timeval *raw, struct timeval *cooked, double dfreq, double a
filter_slew_samples(&refclocks[i].filter, cooked, dfreq, doffset);
}
static void
log_sample(RCL_Instance instance, struct timeval *sample_time, int pulse, double raw_offset, double cooked_offset)
{
char sync_stats[4] = {'N', '+', '-', '?'};
if (!logfilename)
return;
if (!logfile) {
logfile = fopen(logfilename, "a");
if (!logfile) {
LOG(LOGS_WARN, LOGF_Refclock, "Couldn't open logfile %s for update", logfilename);
Free(logfilename);
logfilename = NULL;
return;
}
}
if (((logwrites++) % 32) == 0) {
fprintf(logfile,
"====================================================================\n"
" Date (UTC) Time Refid DP L P Raw offset Cooked offset\n"
"====================================================================\n");
}
fprintf(logfile, "%s.%06d %-5s %3d %1c %1d %13.6e %13.6e\n",
UTI_TimeToLogForm(sample_time->tv_sec),
(int)sample_time->tv_usec,
UTI_RefidToString(instance->ref_id),
instance->driver_polled,
sync_stats[instance->leap_status],
pulse,
raw_offset,
cooked_offset);
fflush(logfile);
}
static void
filter_init(struct MedianFilter *filter, int length)
{