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-rw-r--r--web/api/queries/query.c87
1 files changed, 33 insertions, 54 deletions
diff --git a/web/api/queries/query.c b/web/api/queries/query.c
index af3bcfe38..6f186d3ac 100644
--- a/web/api/queries/query.c
+++ b/web/api/queries/query.c
@@ -731,6 +731,7 @@ static void rrd2rrdr_log_request_response_metdata(RRDR *r
static int rrdr_convert_before_after_to_absolute(
long long *after_requestedp
, long long *before_requestedp
+ , int update_every
, time_t first_entry_t
, time_t last_entry_t
) {
@@ -749,6 +750,12 @@ static int rrdr_convert_before_after_to_absolute(
// allow relative for before (smaller than API_RELATIVE_TIME_MAX)
if(abs(before_requested) <= API_RELATIVE_TIME_MAX) {
+ if(abs(before_requested) % update_every) {
+ // make sure it is multiple of st->update_every
+ if(before_requested < 0) before_requested = before_requested - update_every -
+ before_requested % update_every;
+ else before_requested = before_requested + update_every - before_requested % update_every;
+ }
if(before_requested > 0) before_requested = first_entry_t + before_requested;
else before_requested = last_entry_t + before_requested; //last_entry_t is not really now_t
//TODO: fix before_requested to be relative to now_t
@@ -757,6 +764,12 @@ static int rrdr_convert_before_after_to_absolute(
// allow relative for after (smaller than API_RELATIVE_TIME_MAX)
if(abs(after_requested) <= API_RELATIVE_TIME_MAX) {
+ if(after_requested == 0) after_requested = -update_every;
+ if(abs(after_requested) % update_every) {
+ // make sure it is multiple of st->update_every
+ if(after_requested < 0) after_requested = after_requested - update_every - after_requested % update_every;
+ else after_requested = after_requested + update_every - after_requested % update_every;
+ }
after_requested = before_requested + after_requested;
absolute_period_requested = 0;
}
@@ -800,28 +813,6 @@ static RRDR *rrd2rrdr_fixedstep(
) {
int aligned = !(options & RRDR_OPTION_NOT_ALIGNED);
- if(!absolute_period_requested) {
- if(before_requested % update_every) {
- // make sure it is multiple of update_every
- if(before_requested > 0)
- before_requested = before_requested - update_every + before_requested % update_every;
- #ifdef NETDATA_INTERNAL_CHECKS
- else
- error("INTERNAL ERROR: rrd2rrdr() on %s, negative or zero before_requested", st->name);
- #endif
- }
- if(after_requested % update_every) {
- // make sure it is multiple of update_every
- if(after_requested < 0)
- after_requested = after_requested - update_every + after_requested % update_every;
- #ifdef NETDATA_INTERNAL_CHECKS
- else
- error("INTERNAL ERROR: rrd2rrdr() on %s, negative or zero after_requested", st->name);
- #endif
- }
- if(after_requested == before_requested) after_requested -= update_every;
- }
-
// the duration of the chart
time_t duration = before_requested - after_requested;
long available_points = duration / update_every;
@@ -1190,28 +1181,6 @@ static RRDR *rrd2rrdr_variablestep(
) {
int aligned = !(options & RRDR_OPTION_NOT_ALIGNED);
- if(!absolute_period_requested) {
- if(before_requested % update_every) {
- // make sure it is multiple of update_every
- if(before_requested > 0)
- before_requested = before_requested - before_requested % update_every;
- #ifdef NETDATA_INTERNAL_CHECKS
- else
- error("INTERNAL ERROR: rrd2rrdr() on %s, negative or zero before_requested", st->name);
- #endif
- }
- if(after_requested % update_every) {
- // make sure it is multiple of update_every
- if(after_requested < 0)
- after_requested = after_requested - after_requested % update_every;
- #ifdef NETDATA_INTERNAL_CHECKS
- else
- error("INTERNAL ERROR: rrd2rrdr() on %s, negative or zero after_requested", st->name);
- #endif
- }
- if(after_requested == before_requested) after_requested -= update_every;
- }
-
// the duration of the chart
time_t duration = before_requested - after_requested;
long available_points = duration / update_every;
@@ -1585,9 +1554,10 @@ RRDR *rrd2rrdr(
time_t first_entry_t = rrdset_first_entry_t(st);
time_t last_entry_t = rrdset_last_entry_t(st);
+ rrd_update_every = st->update_every;
absolute_period_requested = rrdr_convert_before_after_to_absolute(&after_requested, &before_requested,
- first_entry_t, last_entry_t);
-
+ rrd_update_every, first_entry_t,
+ last_entry_t);
#ifdef ENABLE_DBENGINE
if ((st->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE)) {
struct rrdeng_region_info *region_info_array;
@@ -1597,24 +1567,33 @@ RRDR *rrd2rrdr(
regions = rrdeng_variable_step_boundaries(st, after_requested, before_requested,
&region_info_array, &max_interval);
if (1 == regions) {
- if (region_info_array)
- rrd_update_every = region_info_array[0].update_every;
- else
- rrd_update_every = st->update_every;
- if (region_info_array)
- freez(region_info_array);
+ if (region_info_array) {
+ if (rrd_update_every != region_info_array[0].update_every) {
+ rrd_update_every = region_info_array[0].update_every;
+ /* recalculate query alignment */
+ absolute_period_requested =
+ rrdr_convert_before_after_to_absolute(&after_requested, &before_requested, rrd_update_every,
+ first_entry_t, last_entry_t);
+ }
+ freez(region_info_array);
+ }
return rrd2rrdr_fixedstep(st, points_requested, after_requested, before_requested, group_method,
resampling_time_requested, options, dimensions, rrd_update_every,
first_entry_t, last_entry_t, absolute_period_requested);
} else {
- rrd_update_every = (uint16_t)max_interval;
+ if (rrd_update_every != (uint16_t)max_interval) {
+ rrd_update_every = (uint16_t) max_interval;
+ /* recalculate query alignment */
+ absolute_period_requested = rrdr_convert_before_after_to_absolute(&after_requested, &before_requested,
+ rrd_update_every, first_entry_t,
+ last_entry_t);
+ }
return rrd2rrdr_variablestep(st, points_requested, after_requested, before_requested, group_method,
resampling_time_requested, options, dimensions, rrd_update_every,
first_entry_t, last_entry_t, absolute_period_requested, region_info_array);
}
}
#endif
- rrd_update_every = st->update_every;
return rrd2rrdr_fixedstep(st, points_requested, after_requested, before_requested, group_method,
resampling_time_requested, options, dimensions,
rrd_update_every, first_entry_t, last_entry_t, absolute_period_requested);