traces/modules/overrides/config_legacy.go

package overrides

import (
	"time"

	"github.com/grafana/tempo/modules/overrides/histograms"
	"github.com/grafana/tempo/pkg/util/listtomap"
	"github.com/grafana/tempo/tempodb/backend"

	"github.com/prometheus/common/model"

	"github.com/grafana/tempo/pkg/sharedconfig"
	filterconfig "github.com/grafana/tempo/pkg/spanfilter/config"
)

func (c *Overrides) toLegacy() LegacyOverrides {
	return LegacyOverrides{
		IngestionRateStrategy:      c.Ingestion.RateStrategy,
		IngestionRateLimitBytes:    c.Ingestion.RateLimitBytes,
		IngestionBurstSizeBytes:    c.Ingestion.BurstSizeBytes,
		IngestionTenantShardSize:   c.Ingestion.TenantShardSize,
		MaxLocalTracesPerUser:      c.Ingestion.MaxLocalTracesPerUser,
		MaxGlobalTracesPerUser:     c.Ingestion.MaxGlobalTracesPerUser,
		IngestionMaxAttributeBytes: c.Ingestion.MaxAttributeBytes,
		IngestionArtificialDelay:   c.Ingestion.ArtificialDelay,
		IngestionRetryInfoEnabled:  c.Ingestion.RetryInfoEnabled,

		Forwarders: c.Forwarders,

		MetricsGeneratorRingSize:                                                    c.MetricsGenerator.RingSize,
		MetricsGeneratorProcessors:                                                  c.MetricsGenerator.Processors,
		MetricsGeneratorMaxActiveSeries:                                             c.MetricsGenerator.MaxActiveSeries,
		MetricsGeneratorMaxActiveEntities:                                           c.MetricsGenerator.MaxActiveEntities,
		MetricsGeneratorCollectionInterval:                                          c.MetricsGenerator.CollectionInterval,
		MetricsGeneratorDisableCollection:                                           c.MetricsGenerator.DisableCollection,
		MetricsGeneratorGenerateNativeHistograms:                                    c.MetricsGenerator.GenerateNativeHistograms,
		MetricsGeneratorTraceIDLabelName:                                            c.MetricsGenerator.TraceIDLabelName,
		MetricsGeneratorRemoteWriteHeaders:                                          c.MetricsGenerator.RemoteWriteHeaders,
		MetricsGeneratorForwarderQueueSize:                                          c.MetricsGenerator.Forwarder.QueueSize,
		MetricsGeneratorForwarderWorkers:                                            c.MetricsGenerator.Forwarder.Workers,
		MetricsGeneratorProcessorServiceGraphsHistogramBuckets:                      c.MetricsGenerator.Processor.ServiceGraphs.HistogramBuckets,
		MetricsGeneratorProcessorServiceGraphsDimensions:                            c.MetricsGenerator.Processor.ServiceGraphs.Dimensions,
		MetricsGeneratorProcessorServiceGraphsPeerAttributes:                        c.MetricsGenerator.Processor.ServiceGraphs.PeerAttributes,
		MetricsGeneratorProcessorServiceGraphsFilterPolicies:                        c.MetricsGenerator.Processor.ServiceGraphs.FilterPolicies,
		MetricsGeneratorProcessorServiceGraphsEnableClientServerPrefix:              c.MetricsGenerator.Processor.ServiceGraphs.EnableClientServerPrefix,
		MetricsGeneratorProcessorServiceGraphsEnableMessagingSystemLatencyHistogram: c.MetricsGenerator.Processor.ServiceGraphs.EnableMessagingSystemLatencyHistogram,
		MetricsGeneratorProcessorServiceGraphsEnableVirtualNodeLabel:                c.MetricsGenerator.Processor.ServiceGraphs.EnableVirtualNodeLabel,
		MetricsGeneratorProcessorServiceGraphsSpanMultiplierKey:                     c.MetricsGenerator.Processor.ServiceGraphs.SpanMultiplierKey,
		MetricsGeneratorProcessorSpanMetricsHistogramBuckets:                        c.MetricsGenerator.Processor.SpanMetrics.HistogramBuckets,
		MetricsGeneratorProcessorSpanMetricsDimensions:                              c.MetricsGenerator.Processor.SpanMetrics.Dimensions,
		MetricsGeneratorProcessorSpanMetricsIntrinsicDimensions:                     c.MetricsGenerator.Processor.SpanMetrics.IntrinsicDimensions,
		MetricsGeneratorProcessorSpanMetricsFilterPolicies:                          c.MetricsGenerator.Processor.SpanMetrics.FilterPolicies,
		MetricsGeneratorProcessorSpanMetricsDimensionMappings:                       c.MetricsGenerator.Processor.SpanMetrics.DimensionMappings,
		MetricsGeneratorProcessorSpanMetricsEnableTargetInfo:                        c.MetricsGenerator.Processor.SpanMetrics.EnableTargetInfo,
		MetricsGeneratorProcessorSpanMetricsTargetInfoExcludedDimensions:            c.MetricsGenerator.Processor.SpanMetrics.TargetInfoExcludedDimensions,
		MetricsGeneratorProcessorSpanMetricsEnableInstanceLabel:                     c.MetricsGenerator.Processor.SpanMetrics.EnableInstanceLabel,
		MetricsGeneratorProcessorSpanMetricsSpanMultiplierKey:                       c.MetricsGenerator.Processor.SpanMetrics.SpanMultiplierKey,
		MetricsGeneratorProcessorLocalBlocksMaxLiveTraces:                           c.MetricsGenerator.Processor.LocalBlocks.MaxLiveTraces,
		MetricsGeneratorProcessorLocalBlocksMaxBlockDuration:                        c.MetricsGenerator.Processor.LocalBlocks.MaxBlockDuration,
		MetricsGeneratorProcessorLocalBlocksMaxBlockBytes:                           c.MetricsGenerator.Processor.LocalBlocks.MaxBlockBytes,
		MetricsGeneratorProcessorLocalBlocksFlushCheckPeriod:                        c.MetricsGenerator.Processor.LocalBlocks.FlushCheckPeriod,
		MetricsGeneratorProcessorLocalBlocksTraceIdlePeriod:                         c.MetricsGenerator.Processor.LocalBlocks.TraceIdlePeriod,
		MetricsGeneratorProcessorLocalBlocksCompleteBlockTimeout:                    c.MetricsGenerator.Processor.LocalBlocks.CompleteBlockTimeout,
		MetricsGeneratorProcessorHostInfoHostIdentifiers:                            c.MetricsGenerator.Processor.HostInfo.HostIdentifiers,
		MetricsGeneratorProcessorHostInfoMetricName:                                 c.MetricsGenerator.Processor.HostInfo.MetricName,
		MetricsGeneratorIngestionSlack:                                              c.MetricsGenerator.IngestionSlack,
		MetricsGeneratorNativeHistogramBucketFactor:                                 c.MetricsGenerator.NativeHistogramBucketFactor,
		MetricsGeneratorNativeHistogramMaxBucketNumber:                              c.MetricsGenerator.NativeHistogramMaxBucketNumber,
		MetricsGeneratorNativeHistogramMinResetDuration:                             c.MetricsGenerator.NativeHistogramMinResetDuration,
		MetricsGeneratorSpanNameSanitization:                                        c.MetricsGenerator.SpanNameSanitization,
		MetricsGeneratorMaxCardinalityPerLabel:                                      c.MetricsGenerator.MaxCardinalityPerLabel,

		BlockRetention:     c.Compaction.BlockRetention,
		CompactionWindow:   c.Compaction.CompactionWindow,
		CompactionDisabled: c.Compaction.CompactionDisabled,

		MaxBytesPerTagValuesQuery:  c.Read.MaxBytesPerTagValuesQuery,
		MaxBlocksPerTagValuesQuery: c.Read.MaxBlocksPerTagValuesQuery,
		MaxSearchDuration:          c.Read.MaxSearchDuration,
		MaxMetricsDuration:         c.Read.MaxMetricsDuration,
		UnsafeQueryHints:           c.Read.UnsafeQueryHints,
		LeftPadTraceIDs:            c.Read.LeftPadTraceIDs,

		MaxBytesPerTrace: c.Global.MaxBytesPerTrace,

		DedicatedColumns: c.Storage.DedicatedColumns,
		CostAttribution: CostAttributionOverrides{
			Dimensions:     c.CostAttribution.Dimensions,
			MaxCardinality: c.CostAttribution.MaxCardinality,
		},
	}
}

// LegacyOverrides describe all the limits for users; can be used to describe global default
// limits via flags, or per-user limits via yaml config.
type LegacyOverrides struct {
	// Distributor enforced limits.
	IngestionRateStrategy      string         `yaml:"ingestion_rate_strategy" json:"ingestion_rate_strategy"`
	IngestionRateLimitBytes    int            `yaml:"ingestion_rate_limit_bytes" json:"ingestion_rate_limit_bytes"`
	IngestionBurstSizeBytes    int            `yaml:"ingestion_burst_size_bytes" json:"ingestion_burst_size_bytes"`
	IngestionTenantShardSize   int            `yaml:"ingestion_tenant_shard_size" json:"ingestion_tenant_shard_size"`
	IngestionMaxAttributeBytes int            `yaml:"ingestion_max_attribute_bytes" json:"ingestion_max_attribute_bytes"`
	IngestionArtificialDelay   *time.Duration `yaml:"ingestion_artificial_delay" json:"ingestion_artificial_delay"`
	IngestionRetryInfoEnabled  bool           `yaml:"ingestion_retry_info_enabled" json:"ingestion_retry_info_enabled"`

	// Ingester enforced limits.
	MaxLocalTracesPerUser  int `yaml:"max_traces_per_user" json:"max_traces_per_user"`
	MaxGlobalTracesPerUser int `yaml:"max_global_traces_per_user" json:"max_global_traces_per_user"`

	// Forwarders
	Forwarders []string `yaml:"forwarders" json:"forwarders"`

	// Metrics-generator config
	MetricsGeneratorRingSize                                                    int                              `yaml:"metrics_generator_ring_size" json:"metrics_generator_ring_size"`
	MetricsGeneratorProcessors                                                  listtomap.ListToMap              `yaml:"metrics_generator_processors" json:"metrics_generator_processors"`
	MetricsGeneratorMaxActiveSeries                                             uint32                           `yaml:"metrics_generator_max_active_series" json:"metrics_generator_max_active_series"`
	MetricsGeneratorMaxActiveEntities                                           uint32                           `yaml:"metrics_generator_max_active_entities" json:"metrics_generator_max_active_entities"`
	MetricsGeneratorCollectionInterval                                          time.Duration                    `yaml:"metrics_generator_collection_interval" json:"metrics_generator_collection_interval"`
	MetricsGeneratorDisableCollection                                           bool                             `yaml:"metrics_generator_disable_collection" json:"metrics_generator_disable_collection"`
	MetricsGeneratorGenerateNativeHistograms                                    histograms.HistogramMethod       `yaml:"metrics_generator_generate_native_histograms" json:"metrics_generator_generate_native_histograms"`
	MetricsGeneratorNativeHistogramBucketFactor                                 float64                          `yaml:"metrics_generator_native_histogram_bucket_factor,omitempty" json:"metrics_generator_native_histogram_bucket_factor,omitempty"`
	MetricsGeneratorNativeHistogramMaxBucketNumber                              uint32                           `yaml:"metrics_generator_native_histogram_max_bucket_number,omitempty" json:"metrics_generator_native_histogram_max_bucket_number,omitempty"`
	MetricsGeneratorNativeHistogramMinResetDuration                             time.Duration                    `yaml:"metrics_generator_native_histogram_min_reset_duration,omitempty" json:"native_histogram_min_reset_duration,omitempty"`
	MetricsGeneratorSpanNameSanitization                                        string                           `yaml:"metrics_generator_span_name_sanitization" json:"metrics_generator_span_name_sanitization"`
	MetricsGeneratorMaxCardinalityPerLabel                                      uint64                           `yaml:"metrics_generator_max_cardinality_per_label,omitempty" json:"metrics_generator_max_cardinality_per_label,omitempty"`
	MetricsGeneratorTraceIDLabelName                                            string                           `yaml:"metrics_generator_trace_id_label_name" json:"metrics_generator_trace_id_label_name"`
	MetricsGeneratorForwarderQueueSize                                          int                              `yaml:"metrics_generator_forwarder_queue_size" json:"metrics_generator_forwarder_queue_size"`
	MetricsGeneratorForwarderWorkers                                            int                              `yaml:"metrics_generator_forwarder_workers" json:"metrics_generator_forwarder_workers"`
	MetricsGeneratorRemoteWriteHeaders                                          RemoteWriteHeaders               `yaml:"metrics_generator_remote_write_headers,omitempty" json:"metrics_generator_remote_write_headers,omitempty"`
	MetricsGeneratorProcessorServiceGraphsHistogramBuckets                      []float64                        `yaml:"metrics_generator_processor_service_graphs_histogram_buckets" json:"metrics_generator_processor_service_graphs_histogram_buckets"`
	MetricsGeneratorProcessorServiceGraphsDimensions                            []string                         `yaml:"metrics_generator_processor_service_graphs_dimensions" json:"metrics_generator_processor_service_graphs_dimensions"`
	MetricsGeneratorProcessorServiceGraphsPeerAttributes                        []string                         `yaml:"metrics_generator_processor_service_graphs_peer_attributes" json:"metrics_generator_processor_service_graphs_peer_attributes"`
	MetricsGeneratorProcessorServiceGraphsFilterPolicies                        []filterconfig.FilterPolicy      `yaml:"metrics_generator_processor_service_graphs_filter_policies" json:"metrics_generator_processor_service_graphs_filter_policies"`
	MetricsGeneratorProcessorServiceGraphsEnableClientServerPrefix              *bool                            `yaml:"metrics_generator_processor_service_graphs_enable_client_server_prefix" json:"metrics_generator_processor_service_graphs_enable_client_server_prefix"`
	MetricsGeneratorProcessorServiceGraphsEnableMessagingSystemLatencyHistogram *bool                            `yaml:"metrics_generator_processor_service_graphs_enable_messaging_system_latency_histogram" json:"metrics_generator_processor_service_graphs_enable_messaging_system_latency_histogram"`
	MetricsGeneratorProcessorServiceGraphsEnableVirtualNodeLabel                *bool                            `yaml:"metrics_generator_processor_service_graphs_enable_virtual_node_label" json:"metrics_generator_processor_service_graphs_enable_virtual_node_label"`
	MetricsGeneratorProcessorServiceGraphsSpanMultiplierKey                     string                           `yaml:"metrics_generator_processor_service_graphs_span_multiplier_key" json:"metrics_generator_processor_service_graphs_span_multiplier_key"`
	MetricsGeneratorProcessorSpanMetricsHistogramBuckets                        []float64                        `yaml:"metrics_generator_processor_span_metrics_histogram_buckets" json:"metrics_generator_processor_span_metrics_histogram_buckets"`
	MetricsGeneratorProcessorSpanMetricsDimensions                              []string                         `yaml:"metrics_generator_processor_span_metrics_dimensions" json:"metrics_generator_processor_span_metrics_dimensions"`
	MetricsGeneratorProcessorSpanMetricsIntrinsicDimensions                     map[string]bool                  `yaml:"metrics_generator_processor_span_metrics_intrinsic_dimensions" json:"metrics_generator_processor_span_metrics_intrinsic_dimensions"`
	MetricsGeneratorProcessorSpanMetricsFilterPolicies                          []filterconfig.FilterPolicy      `yaml:"metrics_generator_processor_span_metrics_filter_policies" json:"metrics_generator_processor_span_metrics_filter_policies"`
	MetricsGeneratorProcessorSpanMetricsDimensionMappings                       []sharedconfig.DimensionMappings `yaml:"metrics_generator_processor_span_metrics_dimension_mappings" json:"metrics_generator_processor_span_metrics_dimension_mapings"`
	MetricsGeneratorProcessorSpanMetricsEnableTargetInfo                        *bool                            `yaml:"metrics_generator_processor_span_metrics_enable_target_info" json:"metrics_generator_processor_span_metrics_enable_target_info"`
	MetricsGeneratorProcessorSpanMetricsTargetInfoExcludedDimensions            []string                         `yaml:"metrics_generator_processor_span_metrics_target_info_excluded_dimensions" json:"metrics_generator_processor_span_metrics_target_info_excluded_dimensions"`
	MetricsGeneratorProcessorSpanMetricsEnableInstanceLabel                     *bool                            `yaml:"metrics_generator_processor_span_metrics_enable_instance_label" json:"metrics_generator_processor_span_metrics_enable_instance_label"`
	MetricsGeneratorProcessorSpanMetricsSpanMultiplierKey                       string                           `yaml:"metrics_generator_processor_span_metrics_span_multiplier_key" json:"metrics_generator_processor_span_metrics_span_multiplier_key"`
	MetricsGeneratorProcessorLocalBlocksMaxLiveTraces                           uint64                           `yaml:"metrics_generator_processor_local_blocks_max_live_traces" json:"metrics_generator_processor_local_blocks_max_live_traces"`
	MetricsGeneratorProcessorLocalBlocksMaxBlockDuration                        time.Duration                    `yaml:"metrics_generator_processor_local_blocks_max_block_duration" json:"metrics_generator_processor_local_blocks_max_block_duration"`
	MetricsGeneratorProcessorLocalBlocksMaxBlockBytes                           uint64                           `yaml:"metrics_generator_processor_local_blocks_max_block_bytes" json:"metrics_generator_processor_local_blocks_max_block_bytes"`
	MetricsGeneratorProcessorLocalBlocksFlushCheckPeriod                        time.Duration                    `yaml:"metrics_generator_processor_local_blocks_flush_check_period" json:"metrics_generator_processor_local_blocks_flush_check_period"`
	MetricsGeneratorProcessorLocalBlocksTraceIdlePeriod                         time.Duration                    `yaml:"metrics_generator_processor_local_blocks_trace_idle_period" json:"metrics_generator_processor_local_blocks_trace_idle_period"`
	MetricsGeneratorProcessorLocalBlocksCompleteBlockTimeout                    time.Duration                    `yaml:"metrics_generator_processor_local_blocks_complete_block_timeout" json:"metrics_generator_processor_local_blocks_complete_block_timeout"`
	MetricsGeneratorProcessorHostInfoHostIdentifiers                            []string                         `yaml:"metrics_generator_processor_host_info_host_identifiers" json:"metrics_generator_processor_host_info_host_identifiers"`
	MetricsGeneratorProcessorHostInfoMetricName                                 string                           `yaml:"metrics_generator_processor_host_info_metric_name" json:"metrics_generator_processor_host_info_metric_name"`
	MetricsGeneratorIngestionSlack                                              time.Duration                    `yaml:"metrics_generator_ingestion_time_range_slack" json:"metrics_generator_ingestion_time_range_slack,omitempty"`

	// Backend-worker/scheduler enforced limits.
	BlockRetention     model.Duration `yaml:"block_retention" json:"block_retention"`
	CompactionDisabled bool           `yaml:"compaction_disabled" json:"compaction_disabled"`
	CompactionWindow   model.Duration `yaml:"compaction_window" json:"compaction_window"`

	// Querier and Ingester enforced limits.
	MaxBytesPerTagValuesQuery  int `yaml:"max_bytes_per_tag_values_query" json:"max_bytes_per_tag_values_query"`
	MaxBlocksPerTagValuesQuery int `yaml:"max_blocks_per_tag_values_query" json:"max_blocks_per_tag_values_query"`

	// QueryFrontend enforced limits
	MaxSearchDuration  model.Duration `yaml:"max_search_duration" json:"max_search_duration"`
	MaxMetricsDuration model.Duration `yaml:"max_metrics_duration" json:"max_metrics_duration"`
	UnsafeQueryHints   bool           `yaml:"unsafe_query_hints" json:"unsafe_query_hints"`
	LeftPadTraceIDs    bool           `yaml:"left_pad_trace_ids" json:"left_pad_trace_ids"`

	// MaxBytesPerTrace is enforced in the Ingester, Compactor, Querier (Search). It
	//  is not used when doing a trace by id lookup.
	MaxBytesPerTrace int `yaml:"max_bytes_per_trace" json:"max_bytes_per_trace"`

	CostAttribution CostAttributionOverrides `yaml:"cost_attribution" json:"cost_attribution"`

	// tempodb limits
	DedicatedColumns backend.DedicatedColumns `yaml:"parquet_dedicated_columns" json:"parquet_dedicated_columns"`
}

func (l *LegacyOverrides) toNewLimits() Overrides {
	return Overrides{
		Ingestion: IngestionOverrides{
			RateStrategy:           l.IngestionRateStrategy,
			RateLimitBytes:         l.IngestionRateLimitBytes,
			BurstSizeBytes:         l.IngestionBurstSizeBytes,
			MaxLocalTracesPerUser:  l.MaxLocalTracesPerUser,
			MaxGlobalTracesPerUser: l.MaxGlobalTracesPerUser,
			TenantShardSize:        l.IngestionTenantShardSize,
			MaxAttributeBytes:      l.IngestionMaxAttributeBytes,
			ArtificialDelay:        l.IngestionArtificialDelay,
			RetryInfoEnabled:       l.IngestionRetryInfoEnabled,
		},
		Read: ReadOverrides{
			MaxBytesPerTagValuesQuery:  l.MaxBytesPerTagValuesQuery,
			MaxBlocksPerTagValuesQuery: l.MaxBlocksPerTagValuesQuery,
			MaxSearchDuration:          l.MaxSearchDuration,
			MaxMetricsDuration:         l.MaxMetricsDuration,
			UnsafeQueryHints:           l.UnsafeQueryHints,
			LeftPadTraceIDs:            l.LeftPadTraceIDs,
		},
		Compaction: CompactionOverrides{
			BlockRetention:     l.BlockRetention,
			CompactionDisabled: l.CompactionDisabled,
			CompactionWindow:   l.CompactionWindow,
		},
		MetricsGenerator: MetricsGeneratorOverrides{
			RingSize:                 l.MetricsGeneratorRingSize,
			Processors:               l.MetricsGeneratorProcessors,
			MaxActiveSeries:          l.MetricsGeneratorMaxActiveSeries,
			MaxActiveEntities:        l.MetricsGeneratorMaxActiveEntities,
			CollectionInterval:       l.MetricsGeneratorCollectionInterval,
			DisableCollection:        l.MetricsGeneratorDisableCollection,
			TraceIDLabelName:         l.MetricsGeneratorTraceIDLabelName,
			IngestionSlack:           l.MetricsGeneratorIngestionSlack,
			RemoteWriteHeaders:       l.MetricsGeneratorRemoteWriteHeaders,
			GenerateNativeHistograms: l.MetricsGeneratorGenerateNativeHistograms,
			Forwarder: ForwarderOverrides{
				QueueSize: l.MetricsGeneratorForwarderQueueSize,
				Workers:   l.MetricsGeneratorForwarderWorkers,
			},
			Processor: ProcessorOverrides{
				ServiceGraphs: ServiceGraphsOverrides{
					HistogramBuckets:                      l.MetricsGeneratorProcessorServiceGraphsHistogramBuckets,
					Dimensions:                            l.MetricsGeneratorProcessorServiceGraphsDimensions,
					PeerAttributes:                        l.MetricsGeneratorProcessorServiceGraphsPeerAttributes,
					FilterPolicies:                        l.MetricsGeneratorProcessorServiceGraphsFilterPolicies,
					EnableClientServerPrefix:              l.MetricsGeneratorProcessorServiceGraphsEnableClientServerPrefix,
					EnableMessagingSystemLatencyHistogram: l.MetricsGeneratorProcessorServiceGraphsEnableMessagingSystemLatencyHistogram,
					EnableVirtualNodeLabel:                l.MetricsGeneratorProcessorServiceGraphsEnableVirtualNodeLabel,
					SpanMultiplierKey:                     l.MetricsGeneratorProcessorServiceGraphsSpanMultiplierKey,
				},
				SpanMetrics: SpanMetricsOverrides{
					HistogramBuckets:             l.MetricsGeneratorProcessorSpanMetricsHistogramBuckets,
					Dimensions:                   l.MetricsGeneratorProcessorSpanMetricsDimensions,
					IntrinsicDimensions:          l.MetricsGeneratorProcessorSpanMetricsIntrinsicDimensions,
					FilterPolicies:               l.MetricsGeneratorProcessorSpanMetricsFilterPolicies,
					DimensionMappings:            l.MetricsGeneratorProcessorSpanMetricsDimensionMappings,
					EnableTargetInfo:             l.MetricsGeneratorProcessorSpanMetricsEnableTargetInfo,
					TargetInfoExcludedDimensions: l.MetricsGeneratorProcessorSpanMetricsTargetInfoExcludedDimensions,
					EnableInstanceLabel:          l.MetricsGeneratorProcessorSpanMetricsEnableInstanceLabel,
					SpanMultiplierKey:            l.MetricsGeneratorProcessorSpanMetricsSpanMultiplierKey,
				},
				LocalBlocks: LocalBlocksOverrides{
					MaxLiveTraces:        l.MetricsGeneratorProcessorLocalBlocksMaxLiveTraces,
					MaxBlockDuration:     l.MetricsGeneratorProcessorLocalBlocksMaxBlockDuration,
					MaxBlockBytes:        l.MetricsGeneratorProcessorLocalBlocksMaxBlockBytes,
					FlushCheckPeriod:     l.MetricsGeneratorProcessorLocalBlocksFlushCheckPeriod,
					TraceIdlePeriod:      l.MetricsGeneratorProcessorLocalBlocksTraceIdlePeriod,
					CompleteBlockTimeout: l.MetricsGeneratorProcessorLocalBlocksCompleteBlockTimeout,
				},
				HostInfo: HostInfoOverrides{
					HostIdentifiers: l.MetricsGeneratorProcessorHostInfoHostIdentifiers,
					MetricName:      l.MetricsGeneratorProcessorHostInfoMetricName,
				},
			},
			NativeHistogramBucketFactor:     l.MetricsGeneratorNativeHistogramBucketFactor,
			NativeHistogramMaxBucketNumber:  l.MetricsGeneratorNativeHistogramMaxBucketNumber,
			NativeHistogramMinResetDuration: l.MetricsGeneratorNativeHistogramMinResetDuration,
			SpanNameSanitization:            l.MetricsGeneratorSpanNameSanitization,
			MaxCardinalityPerLabel:          l.MetricsGeneratorMaxCardinalityPerLabel,
		},
		Forwarders: l.Forwarders,
		Global: GlobalOverrides{
			MaxBytesPerTrace: l.MaxBytesPerTrace,
		},
		Storage: StorageOverrides{
			DedicatedColumns: l.DedicatedColumns,
		},
		CostAttribution: CostAttributionOverrides{
			Dimensions:     l.CostAttribution.Dimensions,
			MaxCardinality: l.CostAttribution.MaxCardinality,
		},
	}
}

// perTenantLegacyOverrides represents the Overrides config file with the legacy representation
type perTenantLegacyOverrides struct {
	TenantLimits map[string]*LegacyOverrides `yaml:"overrides"`
}

// Convert to new format
func (l *perTenantLegacyOverrides) toNewOverrides() perTenantOverrides {
	overrides := perTenantOverrides{
		TenantLimits: make(map[string]*Overrides, len(l.TenantLimits)),
	}

	for tenantID, legacyLimits := range l.TenantLimits {
		limits := legacyLimits.toNewLimits()
		overrides.TenantLimits[tenantID] = &limits
	}

	return overrides
}