validation

package
v1.9.0 Latest Latest
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 Go to latest Published: Oct 3, 2024 License: AGPL-3.0 Imports: 30 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	ReasonLabel string = "reason"
	Unknown     Reason = "unknown"
	// InvalidLabels is a reason for discarding profiles which have labels that are invalid.
	InvalidLabels Reason = "invalid_labels"
	// MissingLabels is a reason for discarding profiles which have no labels.
	MissingLabels Reason = "missing_labels"
	// RateLimited is one of the values for the reason to discard samples.
	RateLimited Reason = "rate_limited"

	// NotInIngestionWindow is a reason for discarding profiles when Pyroscope doesn't accept profiles
	// that are outside of the ingestion window.
	NotInIngestionWindow Reason = "not_in_ingestion_window"

	// MaxLabelNamesPerSeries is a reason for discarding a request which has too many label names
	MaxLabelNamesPerSeries Reason = "max_label_names_per_series"
	// LabelNameTooLong is a reason for discarding a request which has a label name too long
	LabelNameTooLong Reason = "label_name_too_long"
	// LabelValueTooLong is a reason for discarding a request which has a label value too long
	LabelValueTooLong Reason = "label_value_too_long"
	// DuplicateLabelNames is a reason for discarding a request which has duplicate label names
	DuplicateLabelNames Reason = "duplicate_label_names"
	// SeriesLimit is a reason for discarding lines when we can't create a new stream
	// because the limit of active streams has been reached.
	SeriesLimit           Reason = "series_limit"
	QueryLimit            Reason = "query_limit"
	SamplesLimit          Reason = "samples_limit"
	ProfileSizeLimit      Reason = "profile_size_limit"
	SampleLabelsLimit     Reason = "sample_labels_limit"
	MalformedProfile      Reason = "malformed_profile"
	FlameGraphLimit       Reason = "flamegraph_limit"
	QueryMissingTimeRange Reason = "missing_time_range"

	// Those profiles were dropped because of relabeling rules
	DroppedByRelabelRules Reason = "dropped_by_relabel_rules"

	SeriesLimitErrorMsg                 = "" /* 188-byte string literal not displayed */
	MissingLabelsErrorMsg               = "error at least one label pair is required per profile"
	InvalidLabelsErrorMsg               = "invalid labels '%s' with error: %s"
	MaxLabelNamesPerSeriesErrorMsg      = "profile series '%s' has %d label names; limit %d"
	LabelNameTooLongErrorMsg            = "profile with labels '%s' has label name too long: '%s'"
	LabelValueTooLongErrorMsg           = "profile with labels '%s' has label value too long: '%s'"
	DuplicateLabelNamesErrorMsg         = "profile with labels '%s' has duplicate label name: '%s'"
	QueryTooLongErrorMsg                = "the query time range exceeds the limit (max_query_length, actual: %s, limit: %s)"
	ProfileTooBigErrorMsg               = "the profile with labels '%s' exceeds the size limit (max_profile_size_byte, actual: %d, limit: %d)"
	ProfileTooManySamplesErrorMsg       = "the profile with labels '%s' exceeds the samples count limit (max_profile_stacktrace_samples, actual: %d, limit: %d)"
	ProfileTooManySampleLabelsErrorMsg  = "the profile with labels '%s' exceeds the sample labels limit (max_profile_stacktrace_sample_labels, actual: %d, limit: %d)"
	NotInIngestionWindowErrorMsg        = "profile with labels '%s' is outside of ingestion window (profile timestamp: %s, %s)"
	MaxFlameGraphNodesErrorMsg          = "max flamegraph nodes limit %d is greater than allowed %d"
	MaxFlameGraphNodesUnlimitedErrorMsg = "max flamegraph nodes limit must be set (max allowed %d)"
	QueryMissingTimeRangeErrorMsg       = "missing time range in the query"
)
View Source 
const (

	// MinCompactorPartialBlockDeletionDelay is the minimum partial blocks deletion delay that can be configured in Mimir.
	// Partial blocks are blocks that are not having meta file uploaded yet.
	MinCompactorPartialBlockDeletionDelay = 4 * time.Hour
)

Variables

View Source 
var (
	// DiscardedBytes is a metric of the total discarded bytes, by reason.
	DiscardedBytes = promauto.NewCounterVec(
		prometheus.CounterOpts{
			Namespace: "pyroscope",
			Name:      "discarded_bytes_total",
			Help:      "The total number of bytes that were discarded.",
		},
		[]string{ReasonLabel, "tenant"},
	)

	// DiscardedProfiles is a metric of the number of discarded profiles, by reason.
	DiscardedProfiles = promauto.NewCounterVec(
		prometheus.CounterOpts{
			Namespace: "pyroscope",
			Name:      "discarded_samples_total",
			Help:      "The total number of samples that were discarded.",
		},
		[]string{ReasonLabel, "tenant"},
	)
)

Functions

func SanitizeLabelName added in v1.7.0 

func SanitizeLabelName(ln string) (old, sanitized string, ok bool)

SanitizeLabelName reports whether the label name is valid, and returns the sanitized value.

The only change the function makes is replacing dots with underscores.

func SanitizeTimeRange added in v1.8.0 

func SanitizeTimeRange(limits RangeRequestLimits, tenant []string, start, end *int64) (empty bool, err error)

func SetDefaultLimitsForYAMLUnmarshalling 

func SetDefaultLimitsForYAMLUnmarshalling(defaults Limits)

SetDefaultLimitsForYAMLUnmarshalling sets global default limits, used when loading Limits from YAML files. This is used to ensure per-tenant limits are defaulted to those values.

func TenantLimitsHandler 

func TenantLimitsHandler(defaultLimits Limits, tenantLimits TenantLimits) http.HandlerFunc

TenantLimitsHandler handles user limits.

func ValidateLabels 

func ValidateLabels(limits LabelValidationLimits, tenantID string, ls []*typesv1.LabelPair) error

ValidateLabels validates the labels of a profile.

func ValidateMaxNodes added in v1.2.0 

func ValidateMaxNodes(l FlameGraphLimits, tenantIDs []string, n int64) (int64, error)

func ValidateProfile 

func ValidateProfile(limits ProfileValidationLimits, tenantID string, prof *googlev1.Profile, uncompressedSize int, ls phlaremodel.Labels, now model.Time) error

Types

type Error 

type Error struct {
	Reason Reason
	// contains filtered or unexported fields
}

func NewErrorf 

func NewErrorf(reason Reason, msg string, args ...interface{}) *Error

func (*Error) Error 

func (e *Error) Error() string

type FlameGraphLimits added in v1.2.0 

type FlameGraphLimits interface {
	MaxFlameGraphNodesDefault(string) int
	MaxFlameGraphNodesMax(string) int
}

type LabelValidationLimits 

type LabelValidationLimits interface {
	MaxLabelNameLength(tenantID string) int
	MaxLabelValueLength(tenantID string) int
	MaxLabelNamesPerSeries(tenantID string) int
}

type LimitError 

type LimitError string

LimitError are errors that do not comply with the limits specified.

func (LimitError) Error 

func (e LimitError) Error() string

type Limits 

type Limits struct {
	// Distributor enforced limits.
	IngestionRateMB        float64 `yaml:"ingestion_rate_mb" json:"ingestion_rate_mb"`
	IngestionBurstSizeMB   float64 `yaml:"ingestion_burst_size_mb" json:"ingestion_burst_size_mb"`
	MaxLabelNameLength     int     `yaml:"max_label_name_length" json:"max_label_name_length"`
	MaxLabelValueLength    int     `yaml:"max_label_value_length" json:"max_label_value_length"`
	MaxLabelNamesPerSeries int     `yaml:"max_label_names_per_series" json:"max_label_names_per_series"`
	MaxSessionsPerSeries   int     `yaml:"max_sessions_per_series" json:"max_sessions_per_series"`
	EnforceLabelsOrder     bool    `yaml:"enforce_labels_order" json:"enforce_labels_order"`

	MaxProfileSizeBytes              int `yaml:"max_profile_size_bytes" json:"max_profile_size_bytes"`
	MaxProfileStacktraceSamples      int `yaml:"max_profile_stacktrace_samples" json:"max_profile_stacktrace_samples"`
	MaxProfileStacktraceSampleLabels int `yaml:"max_profile_stacktrace_sample_labels" json:"max_profile_stacktrace_sample_labels"`
	MaxProfileStacktraceDepth        int `yaml:"max_profile_stacktrace_depth" json:"max_profile_stacktrace_depth"`
	MaxProfileSymbolValueLength      int `yaml:"max_profile_symbol_value_length" json:"max_profile_symbol_value_length"`

	// Distributor per-app usage breakdown.
	DistributorUsageGroups *UsageGroupConfig `yaml:"distributor_usage_groups" json:"distributor_usage_groups"`

	// Distributor aggregation.
	DistributorAggregationWindow model.Duration `yaml:"distributor_aggregation_window" json:"distributor_aggregation_window"`
	DistributorAggregationPeriod model.Duration `yaml:"distributor_aggregation_period" json:"distributor_aggregation_period"`

	// IngestionRelabelingRules allow to specify additional relabeling rules that get applied before a profile gets ingested. There are some default relabeling rules, which ensure consistency of profiling series. The position of the default rules can be contolled by IngestionRelabelingDefaultRulesPosition
	IngestionRelabelingRules                RelabelRules         `yaml:"ingestion_relabeling_rules" json:"ingestion_relabeling_rules" category:"advanced"`
	IngestionRelabelingDefaultRulesPosition RelabelRulesPosition `yaml:"ingestion_relabeling_default_rules_position" json:"ingestion_relabeling_default_rules_position" category:"advanced"`

	// The tenant shard size determines the how many ingesters a particular
	// tenant will be sharded to. Needs to be specified on distributors for
	// correct distribution and on ingesters so that the local ingestion limit
	// can be calculated correctly.
	IngestionTenantShardSize int `yaml:"ingestion_tenant_shard_size" json:"ingestion_tenant_shard_size"`

	// Ingester enforced limits.
	MaxLocalSeriesPerTenant  int `yaml:"max_local_series_per_tenant" json:"max_local_series_per_tenant"`
	MaxGlobalSeriesPerTenant int `yaml:"max_global_series_per_tenant" json:"max_global_series_per_tenant"`

	// Querier enforced limits.
	MaxQueryLookback           model.Duration `yaml:"max_query_lookback" json:"max_query_lookback"`
	MaxQueryLength             model.Duration `yaml:"max_query_length" json:"max_query_length"`
	MaxQueryParallelism        int            `yaml:"max_query_parallelism" json:"max_query_parallelism"`
	QueryAnalysisEnabled       bool           `yaml:"query_analysis_enabled" json:"query_analysis_enabled"`
	QueryAnalysisSeriesEnabled bool           `yaml:"query_analysis_series_enabled" json:"query_analysis_series_enabled"`

	// Flame graph enforced limits.
	MaxFlameGraphNodesDefault int `yaml:"max_flamegraph_nodes_default" json:"max_flamegraph_nodes_default"`
	MaxFlameGraphNodesMax     int `yaml:"max_flamegraph_nodes_max" json:"max_flamegraph_nodes_max"`

	// Store-gateway.
	StoreGatewayTenantShardSize int `yaml:"store_gateway_tenant_shard_size" json:"store_gateway_tenant_shard_size"`

	// Query frontend.
	QuerySplitDuration model.Duration `yaml:"split_queries_by_interval" json:"split_queries_by_interval"`

	// Compactor.
	CompactorBlocksRetentionPeriod     model.Duration `yaml:"compactor_blocks_retention_period" json:"compactor_blocks_retention_period"`
	CompactorSplitAndMergeShards       int            `yaml:"compactor_split_and_merge_shards" json:"compactor_split_and_merge_shards"`
	CompactorSplitAndMergeStageSize    int            `yaml:"compactor_split_and_merge_stage_size" json:"compactor_split_and_merge_stage_size"`
	CompactorSplitGroups               int            `yaml:"compactor_split_groups" json:"compactor_split_groups"`
	CompactorTenantShardSize           int            `yaml:"compactor_tenant_shard_size" json:"compactor_tenant_shard_size"`
	CompactorPartialBlockDeletionDelay model.Duration `yaml:"compactor_partial_block_deletion_delay" json:"compactor_partial_block_deletion_delay"`
	CompactorDownsamplerEnabled        bool           `yaml:"compactor_downsampler_enabled" json:"compactor_downsampler_enabled"`

	// This config doesn't have a CLI flag registered here because they're registered in
	// their own original config struct.
	S3SSEType                 string `` /* 221-byte string literal not displayed */
	S3SSEKMSKeyID             string `` /* 156-byte string literal not displayed */
	S3SSEKMSEncryptionContext string `` /* 284-byte string literal not displayed */

	// Ensure profiles are dated within the IngestionWindow of the distributor.
	RejectOlderThan model.Duration `yaml:"reject_older_than" json:"reject_older_than"`
	RejectNewerThan model.Duration `yaml:"reject_newer_than" json:"reject_newer_than"`

	// Write path overrides used in the write path router.
	WritePathOverrides writepath.Config `yaml:",inline" json:",inline"`

	// Write path overrides used in the read path router.
	ReadPathOverrides readpath.Config `yaml:",inline" json:",inline"`
}

Limits describe all the limits for tenants; can be used to describe global default limits via flags, or per-tenant limits via yaml config. NOTE: we use custom `model.Duration` instead of standard `time.Duration` because, to support tenant-friendly duration format (e.g: "1h30m45s") in JSON value.

func MockDefaultLimits 

func MockDefaultLimits() *Limits

func (*Limits) RegisterFlags 

func (l *Limits) RegisterFlags(f *flag.FlagSet)

RegisterFlags adds the flags required to config this to the given FlagSet

func (*Limits) UnmarshalYAML 

func (l *Limits) UnmarshalYAML(unmarshal func(interface{}) error) error

UnmarshalYAML implements the yaml.Unmarshaler interface.

func (*Limits) Validate 

func (l *Limits) Validate() error

Validate validates that this limits config is valid.

type MockLimits 

type MockLimits struct {
	QuerySplitDurationValue         time.Duration
	MaxQueryParallelismValue        int
	MaxQueryLengthValue             time.Duration
	MaxQueryLookbackValue           time.Duration
	QueryAnalysisEnabledValue       bool
	QueryAnalysisSeriesEnabledValue bool
	MaxLabelNameLengthValue         int
	MaxLabelValueLengthValue        int
	MaxLabelNamesPerSeriesValue     int

	MaxFlameGraphNodesDefaultValue int
	MaxFlameGraphNodesMaxValue     int

	DistributorAggregationWindowValue time.Duration
	DistributorAggregationPeriodValue time.Duration

	RejectOlderThanValue time.Duration
	RejectNewerThanValue time.Duration

	MaxProfileSizeBytesValue              int
	MaxProfileStacktraceSamplesValue      int
	MaxProfileStacktraceDepthValue        int
	MaxProfileStacktraceSampleLabelsValue int
	MaxProfileSymbolValueLengthValue      int

	MaxQueriersPerTenantValue int
}

func (MockLimits) DistributorAggregationPeriod added in v1.2.0 

func (m MockLimits) DistributorAggregationPeriod(userID string) time.Duration

func (MockLimits) DistributorAggregationWindow added in v1.2.0 

func (m MockLimits) DistributorAggregationWindow(userID string) time.Duration

func (MockLimits) MaxFlameGraphNodesDefault added in v1.2.0 

func (m MockLimits) MaxFlameGraphNodesDefault(string) int

func (MockLimits) MaxFlameGraphNodesMax added in v1.2.0 

func (m MockLimits) MaxFlameGraphNodesMax(string) int

func (MockLimits) MaxLabelNameLength 

func (m MockLimits) MaxLabelNameLength(userID string) int

func (MockLimits) MaxLabelNamesPerSeries 

func (m MockLimits) MaxLabelNamesPerSeries(userID string) int

func (MockLimits) MaxLabelValueLength 

func (m MockLimits) MaxLabelValueLength(userID string) int

func (MockLimits) MaxProfileSizeBytes 

func (m MockLimits) MaxProfileSizeBytes(userID string) int

func (MockLimits) MaxProfileStacktraceDepth 

func (m MockLimits) MaxProfileStacktraceDepth(userID string) int

func (MockLimits) MaxProfileStacktraceSampleLabels 

func (m MockLimits) MaxProfileStacktraceSampleLabels(userID string) int

func (MockLimits) MaxProfileStacktraceSamples 

func (m MockLimits) MaxProfileStacktraceSamples(userID string) int

func (MockLimits) MaxProfileSymbolValueLength 

func (m MockLimits) MaxProfileSymbolValueLength(userID string) int

func (MockLimits) MaxQueriersPerTenant added in v1.7.0 

func (m MockLimits) MaxQueriersPerTenant(_ string) int

func (MockLimits) MaxQueryLength 

func (m MockLimits) MaxQueryLength(tenantID string) time.Duration

func (MockLimits) MaxQueryLookback 

func (m MockLimits) MaxQueryLookback(tenantID string) time.Duration

func (MockLimits) MaxQueryParallelism 

func (m MockLimits) MaxQueryParallelism(string) int

func (MockLimits) QueryAnalysisEnabled added in v1.6.0 

func (m MockLimits) QueryAnalysisEnabled(tenantID string) bool

func (MockLimits) QueryAnalysisSeriesEnabled added in v1.6.0 

func (m MockLimits) QueryAnalysisSeriesEnabled(tenantID string) bool

func (MockLimits) QuerySplitDuration 

func (m MockLimits) QuerySplitDuration(string) time.Duration

func (MockLimits) RejectNewerThan added in v1.1.0 

func (m MockLimits) RejectNewerThan(userID string) time.Duration

func (MockLimits) RejectOlderThan added in v1.1.0 

func (m MockLimits) RejectOlderThan(userID string) time.Duration

type Overrides 

type Overrides struct {
	// contains filtered or unexported fields
}

Overrides periodically fetch a set of per-tenant overrides, and provides convenience functions for fetching the correct value.

func MockDefaultOverrides 

func MockDefaultOverrides() *Overrides

func MockOverrides 

func MockOverrides(customize func(defaults *Limits, tenantLimits map[string]*Limits)) *Overrides

func NewOverrides 

func NewOverrides(defaults Limits, tenantLimits TenantLimits) (*Overrides, error)

NewOverrides makes a new Overrides.

func (*Overrides) AllByTenantID 

func (o *Overrides) AllByTenantID() map[string]*Limits

func (*Overrides) CompactorBlocksRetentionPeriod added in v1.2.0 

func (o *Overrides) CompactorBlocksRetentionPeriod(userID string) time.Duration

CompactorBlocksRetentionPeriod returns the retention period for a given user.

func (*Overrides) CompactorDownsamplerEnabled added in v1.3.0 

func (o *Overrides) CompactorDownsamplerEnabled(userId string) bool

CompactorDownsamplerEnabled returns true if the downsampler is enabled for a given user.

func (*Overrides) CompactorPartialBlockDeletionDelay added in v1.2.0 

func (o *Overrides) CompactorPartialBlockDeletionDelay(userID string) (delay time.Duration, valid bool)

CompactorPartialBlockDeletionDelay returns the partial block deletion delay time period for a given user, and whether the configured value was valid. If the value wasn't valid, the returned delay is the default one and the caller is responsible to warn the Mimir operator about it.

func (*Overrides) CompactorSplitAndMergeShards added in v1.2.0 

func (o *Overrides) CompactorSplitAndMergeShards(userID string) int

CompactorSplitAndMergeShards returns the number of shards to use when splitting blocks.

func (*Overrides) CompactorSplitAndMergeStageSize added in v1.2.0 

func (o *Overrides) CompactorSplitAndMergeStageSize(userID string) int

CompactorSplitAndMergeStageSize returns the number of stages split shards will be written to.

func (*Overrides) CompactorSplitGroups added in v1.2.0 

func (o *Overrides) CompactorSplitGroups(userID string) int

CompactorSplitGroups returns the number of groups that blocks for splitting should be grouped into.

func (*Overrides) CompactorTenantShardSize added in v1.2.0 

func (o *Overrides) CompactorTenantShardSize(userID string) int

CompactorTenantShardSize returns number of compactors that this user can use. 0 = all compactors.

func (*Overrides) DefaultLimits 

func (o *Overrides) DefaultLimits() *Limits

func (*Overrides) DistributorAggregationPeriod added in v1.2.0 

func (o *Overrides) DistributorAggregationPeriod(tenantID string) model.Duration

func (*Overrides) DistributorAggregationWindow added in v1.2.0 

func (o *Overrides) DistributorAggregationWindow(tenantID string) model.Duration

func (*Overrides) DistributorUsageGroups added in v1.7.0 

func (o *Overrides) DistributorUsageGroups(tenantID string) *UsageGroupConfig

func (*Overrides) EnforceLabelsOrder added in v1.7.0 

func (o *Overrides) EnforceLabelsOrder(tenantID string) bool

func (*Overrides) IngestionBurstSizeBytes 

func (o *Overrides) IngestionBurstSizeBytes(tenantID string) int

IngestionBurstSizeBytes returns the burst size for ingestion rate.

func (*Overrides) IngestionRateBytes 

func (o *Overrides) IngestionRateBytes(tenantID string) float64

IngestionRateBytes returns the limit on ingester rate (MBs per second).

func (*Overrides) IngestionRelabelingRules added in v1.7.0 

func (o *Overrides) IngestionRelabelingRules(tenantID string) []*relabel.Config

func (*Overrides) IngestionTenantShardSize 

func (o *Overrides) IngestionTenantShardSize(tenantID string) int

IngestionTenantShardSize returns the ingesters shard size for a given user.

func (*Overrides) MaxFlameGraphNodesDefault added in v1.2.0 

func (o *Overrides) MaxFlameGraphNodesDefault(tenantID string) int

MaxFlameGraphNodesDefault returns the max flame graph nodes used by default.

func (*Overrides) MaxFlameGraphNodesMax added in v1.2.0 

func (o *Overrides) MaxFlameGraphNodesMax(tenantID string) int

MaxFlameGraphNodesMax returns the max flame graph nodes allowed.

func (*Overrides) MaxGlobalSeriesPerTenant 

func (o *Overrides) MaxGlobalSeriesPerTenant(tenantID string) int

MaxGlobalSeriesPerTenant returns the maximum number of series a tenant is allowed to store across the cluster.

func (*Overrides) MaxLabelNameLength 

func (o *Overrides) MaxLabelNameLength(tenantID string) int

MaxLabelNameLength returns maximum length a label name can be.

func (*Overrides) MaxLabelNamesPerSeries 

func (o *Overrides) MaxLabelNamesPerSeries(tenantID string) int

MaxLabelNamesPerSeries returns maximum number of label/value pairs timeseries.

func (*Overrides) MaxLabelValueLength 

func (o *Overrides) MaxLabelValueLength(tenantID string) int

MaxLabelValueLength returns maximum length a label value can be. This also is the maximum length of a metric name.

func (*Overrides) MaxLocalSeriesPerTenant 

func (o *Overrides) MaxLocalSeriesPerTenant(tenantID string) int

MaxLocalSeriesPerTenant returns the maximum number of series a tenant is allowed to store in a single ingester.

func (*Overrides) MaxProfileSizeBytes 

func (o *Overrides) MaxProfileSizeBytes(tenantID string) int

MaxProfileSizeBytes returns the maximum size of a profile in bytes.

func (*Overrides) MaxProfileStacktraceDepth 

func (o *Overrides) MaxProfileStacktraceDepth(tenantID string) int

MaxProfileStacktraceDepth returns the maximum depth of a profile stacktrace.

func (*Overrides) MaxProfileStacktraceSampleLabels 

func (o *Overrides) MaxProfileStacktraceSampleLabels(tenantID string) int

MaxProfileStacktraceSampleLabels returns the maximum number of labels in a profile sample.

func (*Overrides) MaxProfileStacktraceSamples 

func (o *Overrides) MaxProfileStacktraceSamples(tenantID string) int

MaxProfileStacktraceSamples returns the maximum number of samples in a profile.

func (*Overrides) MaxProfileSymbolValueLength 

func (o *Overrides) MaxProfileSymbolValueLength(tenantID string) int

MaxProfileSymbolValueLength returns the maximum length of a profile symbol value (labels, function name and filename, etc...).

func (*Overrides) MaxQueriersPerTenant 

func (o *Overrides) MaxQueriersPerTenant(tenant string) int

MaxQueriersPerTenant returns the limit to the number of queriers that can be used Shuffle sharding will be used to distribute queries across queriers. 0 means no limit. Currently disabled.

func (*Overrides) MaxQueryLength 

func (o *Overrides) MaxQueryLength(tenantID string) time.Duration

MaxQueryLength returns the limit of the length (in time) of a query.

func (*Overrides) MaxQueryLookback 

func (o *Overrides) MaxQueryLookback(tenantID string) time.Duration

MaxQueryLookback returns the max lookback period of queries.

func (*Overrides) MaxQueryParallelism 

func (o *Overrides) MaxQueryParallelism(tenantID string) int

MaxQueryParallelism returns the limit to the number of sub-queries the frontend will process in parallel.

func (*Overrides) MaxSessionsPerSeries added in v1.1.0 

func (o *Overrides) MaxSessionsPerSeries(tenantID string) int

MaxSessionsPerSeries returns the maximum number of sessions per single series.

func (*Overrides) QueryAnalysisEnabled added in v1.6.0 

func (o *Overrides) QueryAnalysisEnabled(tenantID string) bool

QueryAnalysisEnabled can be used to disable the query analysis endpoint in the query frontend.

func (*Overrides) QueryAnalysisSeriesEnabled added in v1.6.0 

func (o *Overrides) QueryAnalysisSeriesEnabled(tenantID string) bool

QueryAnalysisSeriesEnabled can be used to disable the series portion of the query analysis endpoint in the query frontend. To be used for tenants where calculating series can be expensive.

func (*Overrides) QuerySplitDuration 

func (o *Overrides) QuerySplitDuration(tenantID string) time.Duration

QuerySplitDuration returns the tenant specific split by interval applied in the query frontend.

func (*Overrides) ReadPathOverrides added in v1.8.0 

func (o *Overrides) ReadPathOverrides(tenantID string) readpath.Config

func (*Overrides) RejectNewerThan added in v1.1.0 

func (o *Overrides) RejectNewerThan(tenantID string) time.Duration

RejectNewerThan will ensure that profiles are further than the return value into the future are reject.

func (*Overrides) RejectOlderThan added in v1.1.0 

func (o *Overrides) RejectOlderThan(tenantID string) time.Duration

RejectOlderThan will ensure that profiles that are older than the return value are rejected.

func (*Overrides) S3SSEKMSEncryptionContext added in v1.2.0 

func (o *Overrides) S3SSEKMSEncryptionContext(user string) string

S3SSEKMSEncryptionContext returns the per-tenant S3 KMS-SSE encryption context.

func (*Overrides) S3SSEKMSKeyID added in v1.2.0 

func (o *Overrides) S3SSEKMSKeyID(user string) string

S3SSEKMSKeyID returns the per-tenant S3 KMS-SSE key id.

func (*Overrides) S3SSEType added in v1.2.0 

func (o *Overrides) S3SSEType(user string) string

S3SSEType returns the per-tenant S3 SSE type.

func (*Overrides) StoreGatewayTenantShardSize 

func (o *Overrides) StoreGatewayTenantShardSize(userID string) int

StoreGatewayTenantShardSize returns the store-gateway shard size for a given user.

func (*Overrides) WritePathOverrides added in v1.8.0 

func (o *Overrides) WritePathOverrides(tenantID string) writepath.Config

type OverwriteMarshalingStringMap 

type OverwriteMarshalingStringMap struct {
	// contains filtered or unexported fields
}

OverwriteMarshalingStringMap will overwrite the src map when unmarshaling as opposed to merging.

func NewOverwriteMarshalingStringMap 

func NewOverwriteMarshalingStringMap(m map[string]string) OverwriteMarshalingStringMap

func (*OverwriteMarshalingStringMap) Map 

func (sm *OverwriteMarshalingStringMap) Map() map[string]string

func (OverwriteMarshalingStringMap) MarshalJSON 

func (sm OverwriteMarshalingStringMap) MarshalJSON() ([]byte, error)

MarshalJSON explicitly uses the type receiver and not pointer receiver or it won't be called

func (OverwriteMarshalingStringMap) MarshalYAML 

func (sm OverwriteMarshalingStringMap) MarshalYAML() (interface{}, error)

MarshalYAML explicitly uses the type receiver and not pointer receiver or it won't be called

func (*OverwriteMarshalingStringMap) UnmarshalJSON 

func (sm *OverwriteMarshalingStringMap) UnmarshalJSON(val []byte) error

func (*OverwriteMarshalingStringMap) UnmarshalYAML 

func (sm *OverwriteMarshalingStringMap) UnmarshalYAML(unmarshal func(interface{}) error) error

type ProfileValidationLimits 

type ProfileValidationLimits interface {
	MaxProfileSizeBytes(tenantID string) int
	MaxProfileStacktraceSamples(tenantID string) int
	MaxProfileStacktraceSampleLabels(tenantID string) int
	MaxProfileStacktraceDepth(tenantID string) int
	MaxProfileSymbolValueLength(tenantID string) int
	RejectNewerThan(tenantID string) time.Duration
	RejectOlderThan(tenantID string) time.Duration
}

type RangeRequestLimits 

type RangeRequestLimits interface {
	MaxQueryLength(tenantID string) time.Duration
	MaxQueryLookback(tenantID string) time.Duration
}

type Reason 

type Reason string

func ReasonOf 

func ReasonOf(err error) Reason

type RelabelRules added in v1.7.0 

type RelabelRules []*relabel.Config

func (RelabelRules) ExampleDoc added in v1.8.0 

func (r RelabelRules) ExampleDoc() (comment string, yaml interface{})

ExampleDoc provides an example doc for this config, especially valuable since it's custom-unmarshaled.

func (*RelabelRules) Set added in v1.8.0 

func (p *RelabelRules) Set(s string) error

func (RelabelRules) String added in v1.8.0 

func (p RelabelRules) String() string

type RelabelRulesPosition added in v1.8.0 

type RelabelRulesPosition string
const (
	RelabelRulePositionFirst    RelabelRulesPosition = "first"
	RelabelRulePositionDisabled RelabelRulesPosition = "disabled"
	RelabelRulePositionLast     RelabelRulesPosition = "last"
)

func (*RelabelRulesPosition) Set added in v1.8.0 

func (p *RelabelRulesPosition) Set(s string) error

func (*RelabelRulesPosition) String added in v1.8.0 

func (p *RelabelRulesPosition) String() string

type RuntimeConfigValues added in v1.7.0 

type RuntimeConfigValues struct {
	TenantLimits map[string]*Limits `yaml:"overrides"`
}

func LoadRuntimeConfig added in v1.7.0 

func LoadRuntimeConfig(r io.Reader) (*RuntimeConfigValues, error)

type TenantLimits 

type TenantLimits interface {
	// TenantLimits is a function that returns limits for given tenant, or
	// nil, if there are no tenant-specific limits.
	TenantLimits(tenantID string) *Limits
	// AllByTenantID gets a mapping of all tenant IDs and limits for that tenant
	AllByTenantID() map[string]*Limits
}

func NewMockTenantLimits 

func NewMockTenantLimits(limits map[string]*Limits) TenantLimits

NewMockTenantLimits creates a new mockTenantLimits that returns per-tenant limits based on the given map

type TenantLimitsResponse 

type TenantLimitsResponse struct {
	// Write path limits
	IngestionRate            float64 `json:"ingestion_rate"`
	IngestionBurstSize       int     `json:"ingestion_burst_size"`
	MaxGlobalSeriesPerTenant int     `json:"max_global_series_per_user"`
}

type UsageGroupConfig added in v1.7.0 

type UsageGroupConfig struct {
	// contains filtered or unexported fields
}

func NewUsageGroupConfig added in v1.7.0 

func NewUsageGroupConfig(m map[string]string) (UsageGroupConfig, error)

func (*UsageGroupConfig) GetUsageGroups added in v1.7.0 

func (c *UsageGroupConfig) GetUsageGroups(tenantID string, lbls phlaremodel.Labels) UsageGroupMatch

func (*UsageGroupConfig) UnmarshalJSON added in v1.7.0 

func (c *UsageGroupConfig) UnmarshalJSON(bytes []byte) error

func (*UsageGroupConfig) UnmarshalYAML added in v1.7.0 

func (c *UsageGroupConfig) UnmarshalYAML(value *yaml.Node) error

type UsageGroupMatch added in v1.7.0 

type UsageGroupMatch struct {
	// contains filtered or unexported fields
}

func (UsageGroupMatch) CountDiscardedBytes added in v1.7.0 

func (m UsageGroupMatch) CountDiscardedBytes(reason string, n int64)

func (UsageGroupMatch) CountReceivedBytes added in v1.7.0 

func (m UsageGroupMatch) CountReceivedBytes(profileType string, n int64)

type ValidatedRangeRequest 

type ValidatedRangeRequest struct {
	model.Interval
	IsEmpty bool
}

func ValidateRangeRequest 

func ValidateRangeRequest(limits RangeRequestLimits, tenantIDs []string, req model.Interval, now model.Time) (ValidatedRangeRequest, error)

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