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-rw-r--r--web/api/queries/query.c89
1 files changed, 61 insertions, 28 deletions
diff --git a/web/api/queries/query.c b/web/api/queries/query.c
index b0eb826d6..3b9077cd6 100644
--- a/web/api/queries/query.c
+++ b/web/api/queries/query.c
@@ -281,7 +281,7 @@ RRDR_GROUPING web_client_api_request_v1_data_group(const char *name, RRDR_GROUPI
// ----------------------------------------------------------------------------
-static void rrdr_disable_not_selected_dimensions(RRDR *r, RRDR_OPTIONS options, const char *dims) {
+static void rrdr_disable_not_selected_dimensions(RRDR *r, RRDR_OPTIONS options, const char *dims, RRDDIM *temp_rd) {
rrdset_check_rdlock(r->st);
if(unlikely(!dims || !*dims || (dims[0] == '*' && dims[1] == '\0'))) return;
@@ -300,7 +300,7 @@ static void rrdr_disable_not_selected_dimensions(RRDR *r, RRDR_OPTIONS options,
RRDDIM *d;
long c, dims_selected = 0, dims_not_hidden_not_zero = 0;
- for(c = 0, d = r->st->dimensions; d ;c++, d = d->next) {
+ for(c = 0, d = temp_rd?temp_rd:r->st->dimensions; d ;c++, d = d->next) {
if( (match_ids && simple_pattern_matches(pattern, d->id))
|| (match_names && simple_pattern_matches(pattern, d->name))
) {
@@ -332,7 +332,7 @@ static void rrdr_disable_not_selected_dimensions(RRDR *r, RRDR_OPTIONS options,
// but they are all zero
// enable the selected ones
// to avoid returning an empty chart
- for(c = 0, d = r->st->dimensions; d ;c++, d = d->next)
+ for(c = 0, d = temp_rd?temp_rd:r->st->dimensions; d ;c++, d = d->next)
if(unlikely(r->od[c] & RRDR_DIMENSION_SELECTED))
r->od[c] |= RRDR_DIMENSION_NONZERO;
}
@@ -573,6 +573,12 @@ static inline void do_dimension_fixedstep(
#endif
db_now = now; // this is needed to set db_now in case the next_metric implementation does not set it
storage_number n = rd->state->query_ops.next_metric(&handle, &db_now);
+ if(unlikely(db_now > before_wanted)) {
+#ifdef NETDATA_INTERNAL_CHECKS
+ r->internal.log = "stopped, because attempted to access the db after 'wanted before'";
+#endif
+ break;
+ }
for ( ; now <= db_now ; now += dt) {
calculated_number value = NAN;
if(likely(now >= db_now && does_storage_number_exist(n))) {
@@ -673,6 +679,7 @@ static void rrd2rrdr_log_request_response_metdata(RRDR *r
//, size_t before_slot
, const char *msg
) {
+ netdata_rwlock_rdlock(&r->st->rrdset_rwlock);
info("INTERNAL ERROR: rrd2rrdr() on %s update every %d with %s grouping %s (group: %ld, resampling_time: %ld, resampling_group: %ld), "
"after (got: %zu, want: %zu, req: %zu, db: %zu), "
"before (got: %zu, want: %zu, req: %zu, db: %zu), "
@@ -694,19 +701,19 @@ static void rrd2rrdr_log_request_response_metdata(RRDR *r
, (size_t)r->after
, (size_t)after_wanted
, (size_t)after_requested
- , (size_t)rrdset_first_entry_t(r->st)
+ , (size_t)rrdset_first_entry_t_nolock(r->st)
// before
, (size_t)r->before
, (size_t)before_wanted
, (size_t)before_requested
- , (size_t)rrdset_last_entry_t(r->st)
+ , (size_t)rrdset_last_entry_t_nolock(r->st)
// duration
, (size_t)(r->before - r->after + r->st->update_every)
, (size_t)(before_wanted - after_wanted + r->st->update_every)
, (size_t)(before_requested - after_requested)
- , (size_t)((rrdset_last_entry_t(r->st) - rrdset_first_entry_t(r->st)) + r->st->update_every)
+ , (size_t)((rrdset_last_entry_t_nolock(r->st) - rrdset_first_entry_t_nolock(r->st)) + r->st->update_every)
// slot
/*
@@ -724,6 +731,7 @@ static void rrd2rrdr_log_request_response_metdata(RRDR *r
// message
, msg
);
+ netdata_rwlock_unlock(&r->st->rrdset_rwlock);
}
#endif // NETDATA_INTERNAL_CHECKS
@@ -734,6 +742,7 @@ static int rrdr_convert_before_after_to_absolute(
, int update_every
, time_t first_entry_t
, time_t last_entry_t
+ , RRDR_OPTIONS options
) {
int absolute_period_requested = -1;
long long after_requested, before_requested;
@@ -779,10 +788,12 @@ static int rrdr_convert_before_after_to_absolute(
// make sure they are within our timeframe
if(before_requested > last_entry_t) before_requested = last_entry_t;
- if(before_requested < first_entry_t) before_requested = first_entry_t;
+ if(before_requested < first_entry_t && !(options & RRDR_OPTION_ALLOW_PAST))
+ before_requested = first_entry_t;
if(after_requested > last_entry_t) after_requested = last_entry_t;
- if(after_requested < first_entry_t) after_requested = first_entry_t;
+ if(after_requested < first_entry_t && !(options & RRDR_OPTION_ALLOW_PAST))
+ after_requested = first_entry_t;
// check if they are reversed
if(after_requested > before_requested) {
@@ -810,6 +821,7 @@ static RRDR *rrd2rrdr_fixedstep(
, time_t first_entry_t
, time_t last_entry_t
, int absolute_period_requested
+ , struct context_param *context_param_list
) {
int aligned = !(options & RRDR_OPTION_NOT_ALIGNED);
@@ -817,8 +829,10 @@ static RRDR *rrd2rrdr_fixedstep(
time_t duration = before_requested - after_requested;
long available_points = duration / update_every;
+ RRDDIM *temp_rd = context_param_list ? context_param_list->rd : NULL;
+
if(duration <= 0 || available_points <= 0)
- return rrdr_create(st, 1);
+ return rrdr_create(st, 1, context_param_list);
// check the number of wanted points in the result
if(unlikely(points_requested < 0)) points_requested = -points_requested;
@@ -976,7 +990,7 @@ static RRDR *rrd2rrdr_fixedstep(
// initialize our result set
// this also locks the chart for us
- RRDR *r = rrdr_create(st, points_wanted);
+ RRDR *r = rrdr_create(st, points_wanted, context_param_list);
if(unlikely(!r)) {
#ifdef NETDATA_INTERNAL_CHECKS
error("INTERNAL CHECK: Cannot create RRDR for %s, after=%u, before=%u, duration=%u, points=%ld", st->id, (uint32_t)after_wanted, (uint32_t)before_wanted, (uint32_t)duration, points_wanted);
@@ -1049,7 +1063,7 @@ static RRDR *rrd2rrdr_fixedstep(
rrdset_check_rdlock(st);
if(dimensions)
- rrdr_disable_not_selected_dimensions(r, options, dimensions);
+ rrdr_disable_not_selected_dimensions(r, options, dimensions, temp_rd);
// -------------------------------------------------------------------------
@@ -1060,7 +1074,7 @@ static RRDR *rrd2rrdr_fixedstep(
RRDDIM *rd;
long c, dimensions_used = 0, dimensions_nonzero = 0;
- for(rd = st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
+ for(rd = temp_rd?temp_rd:st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
// if we need a percentage, we need to calculate all dimensions
if(unlikely(!(options & RRDR_OPTION_PERCENTAGE) && (r->od[c] & RRDR_DIMENSION_HIDDEN))) {
@@ -1153,7 +1167,7 @@ static RRDR *rrd2rrdr_fixedstep(
if(unlikely(options & RRDR_OPTION_NONZERO && !dimensions_nonzero)) {
// all the dimensions are zero
// mark them as NONZERO to send them all
- for(rd = st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
+ for(rd = temp_rd?temp_rd:st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
if(unlikely(r->od[c] & RRDR_DIMENSION_HIDDEN)) continue;
r->od[c] |= RRDR_DIMENSION_NONZERO;
}
@@ -1178,6 +1192,7 @@ static RRDR *rrd2rrdr_variablestep(
, time_t last_entry_t
, int absolute_period_requested
, struct rrdeng_region_info *region_info_array
+ , struct context_param *context_param_list
) {
int aligned = !(options & RRDR_OPTION_NOT_ALIGNED);
@@ -1185,9 +1200,11 @@ static RRDR *rrd2rrdr_variablestep(
time_t duration = before_requested - after_requested;
long available_points = duration / update_every;
+ RRDDIM *temp_rd = context_param_list ? context_param_list->rd : NULL;
+
if(duration <= 0 || available_points <= 0) {
freez(region_info_array);
- return rrdr_create(st, 1);
+ return rrdr_create(st, 1, context_param_list);
}
// check the number of wanted points in the result
@@ -1346,7 +1363,7 @@ static RRDR *rrd2rrdr_variablestep(
// initialize our result set
// this also locks the chart for us
- RRDR *r = rrdr_create(st, points_wanted);
+ RRDR *r = rrdr_create(st, points_wanted, context_param_list);
if(unlikely(!r)) {
#ifdef NETDATA_INTERNAL_CHECKS
error("INTERNAL CHECK: Cannot create RRDR for %s, after=%u, before=%u, duration=%u, points=%ld", st->id, (uint32_t)after_wanted, (uint32_t)before_wanted, (uint32_t)duration, points_wanted);
@@ -1422,7 +1439,7 @@ static RRDR *rrd2rrdr_variablestep(
rrdset_check_rdlock(st);
if(dimensions)
- rrdr_disable_not_selected_dimensions(r, options, dimensions);
+ rrdr_disable_not_selected_dimensions(r, options, dimensions, temp_rd);
// -------------------------------------------------------------------------
@@ -1433,7 +1450,7 @@ static RRDR *rrd2rrdr_variablestep(
RRDDIM *rd;
long c, dimensions_used = 0, dimensions_nonzero = 0;
- for(rd = st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
+ for(rd = temp_rd?temp_rd:st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
// if we need a percentage, we need to calculate all dimensions
if(unlikely(!(options & RRDR_OPTION_PERCENTAGE) && (r->od[c] & RRDR_DIMENSION_HIDDEN))) {
@@ -1527,7 +1544,7 @@ static RRDR *rrd2rrdr_variablestep(
if(unlikely(options & RRDR_OPTION_NONZERO && !dimensions_nonzero)) {
// all the dimensions are zero
// mark them as NONZERO to send them all
- for(rd = st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
+ for(rd = temp_rd?temp_rd:st->dimensions, c = 0 ; rd && c < dimensions_count ; rd = rd->next, c++) {
if(unlikely(r->od[c] & RRDR_DIMENSION_HIDDEN)) continue;
r->od[c] |= RRDR_DIMENSION_NONZERO;
}
@@ -1548,16 +1565,32 @@ RRDR *rrd2rrdr(
, long resampling_time_requested
, RRDR_OPTIONS options
, const char *dimensions
-) {
+ , struct context_param *context_param_list
+)
+{
int rrd_update_every;
int absolute_period_requested;
- time_t first_entry_t = rrdset_first_entry_t(st);
- time_t last_entry_t = rrdset_last_entry_t(st);
+
+ time_t first_entry_t;
+ time_t last_entry_t;
+ if (context_param_list) {
+ first_entry_t = context_param_list->first_entry_t;
+ last_entry_t = context_param_list->last_entry_t;
+ } else {
+ rrdset_rdlock(st);
+ first_entry_t = rrdset_first_entry_t_nolock(st);
+ last_entry_t = rrdset_last_entry_t_nolock(st);
+ rrdset_unlock(st);
+ }
rrd_update_every = st->update_every;
absolute_period_requested = rrdr_convert_before_after_to_absolute(&after_requested, &before_requested,
rrd_update_every, first_entry_t,
- last_entry_t);
+ last_entry_t, options);
+ if (options & RRDR_OPTION_ALLOW_PAST)
+ if (first_entry_t > after_requested)
+ first_entry_t = after_requested;
+
#ifdef ENABLE_DBENGINE
if (st->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
struct rrdeng_region_info *region_info_array;
@@ -1565,7 +1598,7 @@ RRDR *rrd2rrdr(
/* This call takes the chart read-lock */
regions = rrdeng_variable_step_boundaries(st, after_requested, before_requested,
- &region_info_array, &max_interval);
+ &region_info_array, &max_interval, context_param_list);
if (1 == regions) {
if (region_info_array) {
if (rrd_update_every != region_info_array[0].update_every) {
@@ -1573,28 +1606,28 @@ RRDR *rrd2rrdr(
/* 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);
+ first_entry_t, last_entry_t, options);
}
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);
+ first_entry_t, last_entry_t, absolute_period_requested, context_param_list);
} else {
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);
+ last_entry_t, options);
}
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);
+ first_entry_t, last_entry_t, absolute_period_requested, region_info_array, context_param_list);
}
}
#endif
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);
+ rrd_update_every, first_entry_t, last_entry_t, absolute_period_requested, context_param_list);
} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 05:51:48 +0000