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refactoring in the stats system to fix some compiler errors

This commit is contained in:
Steffen Vogel 2016-11-08 00:27:28 -05:00
parent baaa809b90
commit f50e449373
6 changed files with 34 additions and 44 deletions

View file

@ -112,7 +112,7 @@ enum hook_type {
/** All path related actions */
HOOK_PATH = HOOK_PATH_START | HOOK_PATH_STOP | HOOK_PATH_RESTART,
/** Hooks which are used to collect statistics. */
HOOK_STATS = HOOK_INTERNAL | HOOK_STORAGE | HOOK_PATH | HOOK_READ | HOOK_PERIODIC,
HOOK_STATS = HOOK_STORAGE | HOOK_PATH | HOOK_READ | HOOK_PERIODIC,
/** @} */
};

View file

@ -67,7 +67,7 @@ struct path
char *_name; /**< Singleton: A string which is used to print this path to screen. */
struct stats *stats; /**< Statistic counters. This is a pointer to the statistic hooks private data. */
struct stats_delta *stats; /**< Statistic counters. This is a pointer to the statistic hooks private data. */
config_setting_t *cfg; /**< A pointer to the libconfig object which instantiated this path */
};

View file

@ -34,7 +34,9 @@ enum stats_id {
};
struct stats_delta {
double vals[STATS_COUNT];
double values[STATS_COUNT];
struct sample *last;
};
struct stats {
@ -47,14 +49,12 @@ int stats_init(struct stats *s);
void stats_destroy(struct stats *s);
void stats_update(struct stats *s, enum stats_id id, double val);
void stats_update(struct stats_delta *s, enum stats_id id, double val);
void stats_collect(struct stats_delta *s, struct sample *smps[], size_t cnt);
int stats_commit(struct stats *s, struct stats_delta *d);
void stats_collect(struct stats *s, struct sample *smps[], size_t cnt);
void stats_decollect(struct stats *s, struct sample *smps[], size_t cnt);
#ifdef WITH_JANSSON
json_t * stats_json(struct stats *s);
#endif

View file

@ -76,8 +76,9 @@ int hook_drop(struct hook *h, int when, struct hook_info *j)
if (h->prev) {
dist = h->last->sequence - (int32_t) h->prev->sequence;
if (dist <= 0) {
stats_update(j->path->stats, STATS_DROPPED, dist);
warn("Dropped sample: dist = %d, i = %d", dist, i);
if (j->path)
stats_update(j->path->stats, STATS_DROPPED, dist);
}
else {
struct sample *tmp;

View file

@ -22,8 +22,9 @@ int hook_stats(struct hook *h, int when, struct hook_info *j)
switch (when) {
case HOOK_READ:
assert(j->smps);
assert(j->path);
stats_collect(s, j->smps, j->cnt);
stats_collect(j->path->stats, j->smps, j->cnt);
break;
case HOOK_PATH_STOP:

View file

@ -48,54 +48,42 @@ void stats_destroy(struct stats *s)
}
}
void stats_update(struct stats *s, enum stats_id id, double val)
void stats_update(struct stats_delta *d, enum stats_id id, double val)
{
if (!s)
return;
hist_put(&s->histograms[id], val);
if (d && id >= 0 && id < STATS_COUNT)
d->values[id] = val;
}
#if 0
int stats_delta(struct stats_delta *d, struct sample *s, struct sample *p)
{
d->histogram.owd = time_delta(&smps[i]->ts.origin, &smps[i]->ts.received);
d->histogram.gap = time_delta(&s->last->ts.origin, &smps[i]->ts.origin);
d->histogram.gap_seq = s->sequence - (int32_t) p->sequence;
d->histogram.gap_recv = time_delta(&s->last->ts.received, &smps[i]->ts.received);
d->counter.dropped = d->histogram.gap_seq <= 0 ? 1 : 0;
d->counter.invalid = 0;
return 0;
}
#endif
int stats_commit(struct stats *s, struct stats_delta *d)
{
for (int i = 0; i < STATS_COUNT; i++) {
hist_put(&s->histograms[i], d->vals[i]);
hist_put(&s->histograms[i], d->values[i]);
}
return 0;
}
void stats_collect(struct stats *s, struct sample *smps[], size_t cnt)
void stats_collect(struct stats_delta *s, struct sample *smps[], size_t cnt)
{
for (int i = 0; i < cnt; i++) {
if (s->last) {
// struct stats_delta d;
// stats_get_delta(&d, smps[i], s->last);
// stats_commit(s, &d);
struct sample *previous = s->last;
if (previous) {
sample_put(previous);
for (int i = 0; i < cnt; i++) {
stats_update(s, STATS_GAP_RECEIVED, time_delta(&previous->ts.received, &smps[i]->ts.received));
stats_update(s, STATS_GAP_SAMPLE, time_delta(&previous->ts.origin, &smps[i]->ts.origin));
stats_update(s, STATS_OWD, time_delta(&smps[i]->ts.origin, &smps[i]->ts.received));
stats_update(s, STATS_GAP_SEQUENCE, smps[i]->sequence - (int32_t) previous->sequence);
/* Make sure there is always a reference to the previous sample */
previous = smps[i];
}
if (i == 0 && s->last)
sample_put(s->last);
if (i == cnt - 1)
sample_get(smps[i]);
s->last = smps[i];
}
sample_get(previous);
s->last = previous;
}
#ifdef WITH_JANSSON