Release version 0.30.1

This release is a no-op compare to v0.30.0, it is just tagged on a main brach commit, instead of a release branch commit. This solves a dependency update issue in the contrib repo, when upgrading to the latest main commit.

Users of the pre-built binaries can ignore this.

v0.30.0 Beta

v0.30.0 Beta

🛑 Breaking changes 🛑

• Rename pdata.DoubleSum to pdata.Sum (#3583)
• Rename pdata.DoubleGauge to pdata.Gauge (#3599)
• Migrated pdata to a dedicated package (#3483)
• Change Marshaler/Unmarshaler to be consistent with other interfaces (#3502)
• Remove consumer/simple package (#3438)
• Remove unnecessary interfaces from pdata (#3506)
• zipkinv1 implement directly Unmarshaler interface (#3504)
• zipkinv2 implement directly Marshaler/Unmarshaler interface (#3505)
• Change exporterhelper to accept ExporterCreateSettings instead of just logger (#3569)
• Deprecate Resize() from pdata slice APIs (#3573)
• Use Func pattern in processorhelper, consistent with others (#3570)

💡 Enhancements 💡

• Update OTLP to v0.8.0 (#3572)
• Migrate from OpenCensus to OpenTelemetry for internal tracing (#3567)
• Move internal/pdatagrpc to model/otlpgrpc (#3507)
• Move internal/otlp to model/otlp (#3508)
• Create http Server via Config, enable cors and decompression (#3513)
• Allow users to set min and max TLS versions (#3591)
• Support setting ballast size in percentage of total Mem in ballast extension (#3456)
• Publish go.opentelemetry.io/collector/model as a separate module (#3530)
• Pass a TracerProvider via construct settings to all the components (#3592)
• Make graceful shutdown optional (#3577)

🧰 Bug fixes 🧰

• scraperhelper: Include the scraper name in log messages (#3487)
• scraperhelper: fix case when returned pdata is empty (#3520)
• Record the correct number of points not metrics in Kafka receiver (#3553)
• Validate the Prometheus configuration (#3589)

v0.29.0

v0.29.0 Beta

🛑 Breaking changes 🛑

• Rename service.Application to service.Collector (#3268)
• Provide case sensitivity in config yaml mappings by using Koanf instead of Viper (#3337)
• Move zipkin constants to an internal package (#3431)
• Disallow renaming metrics using metric relabel configs (#3410)
• Move cgroup and iruntime utils from memory_limiter to internal folder (#3448)
• Move model pdata interfaces to pdata, expose them publicly (#3455)

💡 Enhancements 💡

• Change obsreport helpers for scraper to use the same pattern as Processor/Exporter (#3327)
• Convert otlptext to implement Marshaler interfaces (#3366)
• Add encoder/decoder and marshaler/unmarshaler for OTLP protobuf (#3401)
• Use the new marshaler/unmarshaler in kafka exporter (#3403)
• Convert zipkinv2 to to/from translator interfaces (#3409)
• zipkinv1: Move to translator and encoders interfaces (#3419)
• Use the new marshaler/unmarshaler in kafka receiver #3402
• Change oltp receiver to use the new unmarshaler, avoid grpc-gateway dependency (#3406)
• Use the new Marshaler in the otlphttp exporter (#3433)
• Add grpc response struct for all signals instead of returning interface in otlp receiver/exporter (#3437)
• zipkinv2: Add encoders, decoders, marshalers (#3426)
• scrapererror receiver: Return concrete error type (#3360)
• kafka receiver: Add metrics support (#3452)
• prometheus receiver:
  • Add store to track stale metrics (#3414)
  • Add up and scrape_xxxx internal metrics (#3116)

🧰 Bug fixes 🧰

• prometheus receiver:
  • Reject datapoints with duplicate label keys (#3408)
  • Scrapers are not stopped when receiver is shutdown (#3450)
• prometheusremotewrite exporter: Adjust default retry settings (#3416)
• hostmetrics receiver: Fix missing startTimestamp for processes scraper (#3461)

Release version 0.28.0

v0.28.0 Beta

🛑 Breaking changes 🛑

• Remove unused logstest package (#3222)
• Introduce AppSettings instead of Parameters (#3163)
• Remove unused testutil.TempSocketName (#3291)
• Move BigEndian helper functions in tracetranslator to an internal package.(#3298)
• Rename configtest.LoadConfigFile to configtest.LoadConfigAndValidate (#3306)
• Replace ExtensionCreateParams with ExtensionCreateSettings (#3294)
• Replace ProcessorCreateParams with ProcessorCreateSettings. (#3181)
• Replace ExporterCreateParams with ExporterCreateSettings (#3164)
• Replace ReceiverCreateParams with ReceiverCreateSettings. (#3167)
• Change batchprocessor logic to limit data points rather than metrics (#3141)
• Rename PrwExporter to PRWExporter and NewPrwExporter to NewPRWExporter (#3246)
• Avoid exposing OpenCensus reference in public APIs (#3253)
• Move config.Parser to configparser.Parser (#3304)
• Remove deprecated funcs inside the obsreceiver (#3314)
• Remove obsreport.GRPCServerWithObservabilityEnabled, enable observability in config (#3315)
• Remove obsreport.ProcessorMetricViews, use BuildProcessorCustomMetricName where needed (#3316)
• Remove "Receive" from obsreport.Receiver funcs (#3326)
• Remove "Export" from obsreport.Exporter funcs (#3333)
• Hide unnecessary public struct obsreport.StartReceiveOptions (#3353)
• Avoid exposing internal implementation public in OC/OTEL receivers (#3355)
• Updated configgrpc ToDialOptions and confighttp ToClient apis to take extensions configuration map (#3340)
• Remove GenerateSequentialTraceID and GenerateSequentialSpanIDin functions in testbed (#3390)
• Change "grpc" to "GRPC" in configauth function/type names (#3285)

💡 Enhancements 💡

• Add doc.go files to the consumer package and its subpackages (#3270)
• Automate triggering of doc-update on release (#3234)
• Enable Dependabot for Github Actions (#3312)
• Remove the proto dependency in goldendataset for traces (#3322)
• Add telemetry for dropped data due to exporter sending queue overflow (#3328)
• Add initial implementation of pdatagrcp (#3231)
• Change receiver obsreport helpers pattern to match the Processor/Exporter (#3227)
• Add model translation and encoding interfaces (#3200)
• Add otlpjson as a serializer implementation (#3238)
• prometheus receiver:
  • Add createNodeAndResourcePdata for Prometheus->OTLP pdata (#3139)
  • Direct metricfamily Prometheus->OTLP (#3145)
• Add componenttest.NewNop*CreateSettings to simplify tests (#3375)
• Add support for markdown generation (#3100)
• Refactor components for the Client Authentication Extensions (#3287)

🧰 Bug fixes 🧰

• Use dedicated zapcore.Core for Windows service (#3147)
• Hook up start and shutdown functions in fileexporter (#3260)
• Fix oc to pdata translation for sum non-monotonic cumulative (#3272)
• Fix timeseriesSignature in prometheus receiver (#3310)

Release version 0.27.0

v0.27.0 Beta

🛑 Breaking changes 🛑

• Change Marshal signatures in kafkaexporter's Marshalers to directly convert pdata to sarama.ProducerMessage (#3162)
• Remove tracetranslator.DetermineValueType, only used internally by Zipkin (#3114)
• Remove OpenCensus conventions, should not be used (#3113)
• Remove Zipkin specific translation constants, move to internal (#3112)
• Remove tracetranslator.TagHTTPStatusCode, use conventions.AttributeHTTPStatusCode (#3111)
• Remove OpenCensus status constants and transformation (#3110)
• Remove tracetranslator.AttributeArrayToSlice, not used in core or contrib (#3109)
• Remove internaldata.MetricsData, same APIs as for traces (#3156)
• Rename config.IDFromString to NewIDFromString, remove MustIDFromString (#3177)
• Move consumerfanout package to internal (#3207)
• Canonicalize enum names in pdata. Fix usage of uppercase names (#3208)

💡 Enhancements 💡

• Use config.ComponentID for obsreport receiver/scraper (#3098)
• Add initial implementation of the consumerhelper (#3146)
• Add Collector version to Prometheus Remote Write Exporter user-agent header (#3094)
• Refactor processorhelper to use consumerhelper, split by signal type (#3180)
• Use consumerhelper for exporterhelper, add WithCapabilities (#3186)
• Set capabilities for all core exporters, remove unnecessary funcs (#3190)
• Add an internal sharedcomponent to be shared by receivers with shared resources (#3198)
• Allow users to configure the Prometheus remote write queue (#3046)
• Mark internaldata traces translation as deprecated for external usage (#3176)

🧰 Bug fixes 🧰

• Fix Prometheus receiver metric start time and reset determination logic. (#3047)
  • The receiver will no longer drop the first sample for counter, summary, and histogram metrics.
• The Prometheus remote write exporter will no longer force counter metrics to have a _total suffix. (#2993)
• Remove locking from jaeger receiver start and stop processes (#3070)
• Fix batch processor metrics reorder, improve performance (#3034)
• Fix batch processor traces reorder, improve performance (#3107)
• Fix batch processor logs reorder, improve performance (#3125)
• Avoid one unnecessary allocation in grpc OTLP exporter (#3122)
• batch processor: Validate that batch config max size is greater than send size (#3126)
• Add capabilities to consumer, remove from processor (#2770)
• Remove internal protos usage in Prometheusremotewrite exporter (#3184)
• prometheus receiver: Honor Prometheus external labels (#3127)
• Validate that remote write queue settings are not negative (#3213)

Release version 0.26.0

v0.26.0 Beta

🛑 Breaking changes 🛑

• Change With*Unmarshallers signatures in Kafka exporter/receiver (#2973)
• Rename marshall to marshal in all the occurrences (#2977)
• Remove componenterror.ErrAlreadyStarted and componenterror.ErrAlreadyStopped, components should not protect against this, Service will start/stop once.
• Rename ApplicationStartInfo to BuildInfo
• Rename ApplicationStartInfo.ExeName to BuildInfo.Command
• Rename ApplicationStartInfo.LongName to BuildInfo.Description

💡 Enhancements 💡

• kafka exporter: Add logs support (#2943)
• Add AppendEmpty and deprecate Append for slices (#2970)
• Update mdatagen to create factories of init instead of new (#2978)
• zipkin receiver: Reduce the judgment of zipkin v1 version (#2990)
• Custom authenticator logic to accept a component.Host which will extract the authenticator to use based on a new authenticator name property (#2767)
• prometheusremotewrite exporter: Add resource_to_telemetry_conversion config option (#3031)
• logging exporter: Extract OTLP text logging (#3082)
• Format timestamps as strings instead of int in otlptext output (#3088)
• Add darwin arm64 build (#3090)

🧰 Bug fixes 🧰

• Fix Jaeger receiver to honor TLS Settings (#2866)
• zipkin translator: Handle missing starttime case for zipkin json v2 format spans (#2506)
• prometheus exporter: Fix OTEL resource label drops (#2899)
• prometheusremotewrite exporter:
  • Enable the queue internally (#2974)
  • Don't drop instance and job labels (#2979)
• jaeger receiver: Wait for server goroutines exit on shutdown (#2985)
• logging exporter: Ignore invalid handle on close (#2994)
• Fix service zpages (#2996)
• batch processor: Fix to avoid reordering and send max size (#3029)

Release version 0.25.0

v0.25.0 Beta

🛑 Breaking changes 🛑

• Rename ForEach (in pdata) with Range to be consistent with sync.Map (#2931)
• Rename componenthelper.Start to componenthelper.StartFunc (#2880)
• Rename componenthelper.Stop to componenthelper.StopFunc (#2880)
• Remove exporterheleper.WithCustomUnmarshaler, processorheleper.WithCustomUnmarshaler, receiverheleper.WithCustomUnmarshaler, extensionheleper.WithCustomUnmarshaler, implement config.CustomUnmarshaler interface instead (#2867)
• Remove component.CustomUnmarshaler implement config.CustomUnmarshaler interface instead (#2867)
• Remove testutil.HostPortFromAddr, users can write their own parsing helper (#2919)
• Remove configparser.DecodeTypeAndName, use config.IDFromString (#2869)
• Remove config.NewViper, users should use config.NewParser (#2917)
• Remove testutil.WaitFor, use testify.Eventually helper if needed (#2920)
• Remove testutil.WaitForPort, users can use testify.Eventually (#2926)
• Rename processorhelper.NewTraceProcessor to processorhelper.NewTracesProcessor (#2935)
• Rename exporterhelper.NewTraceExporter to exporterhelper.NewTracesExporter (#2937)
• Remove InitEmptyWithCapacity, add EnsureCapacity and Clear (#2845)
• Rename traces methods/objects to include Traces in Kafka receiver (#2966)

💡 Enhancements 💡

• Add validatable interface with Validate() to all config.<component> (#2898)
  • add the empty Validate() implementation for all component configs
• Experimental: Add a config source manager that wraps the interaction with config sources (#2857, #2903, #2948)
• kafka exporter: Key jaeger messages on traceid (#2855)
• scraperhelper: Don't try to count metrics if scraper returns an error (#2902)
• Extract ConfigFactory in a ParserProvider interface (#2868)
• prometheus exporter: Allows Summary metrics to be exported to Prometheus (#2900)
• prometheus receiver: Optimize dpgSignature function (#2945)
• kafka receiver: Add logs support (#2944)

🧰 Bug fixes 🧰

• prometheus receiver:
  • Treat Summary and Histogram metrics without "_sum" counter as valid metric (#2812)
  • Add job and instance as well-known labels (#2897)
• prometheusremotewrite exporter:
  • Sort Sample by Timestamp to avoid out of order errors (#2941)
  • Remove incompatible queued retry (#2951)
• kafka receiver: Fix data race with batchprocessor (#2957)
• jaeger receiver: Jaeger agent should not report ErrServerClosed (#2965)

v0.24.0

v0.24.0 Beta

🛑 Breaking changes 🛑

• Remove legacy internal metrics for memorylimiter processor, spans_dropped and trace_batches_dropped (#2841)
  • For spans_dropped use processor/refused_spans with processor=memorylimiter
• Rename pdata..[Start|End]Time to pdata..[Start|End]Timestamp (#2847)
• Rename pdata.DoubleExemplar to pdata.Exemplar (#2804)
• Rename pdata.DoubleHistogram to pdata.Histogram (#2797)
• Rename pdata.DoubleSummary to pdata.Summary (#2774)
• Refactor consumererror package (#2768)
  • Remove PartialError type in favor of signal-specific types
  • Rename CombineErrors() to Combine()
• Refactor componenthelper package (#2778)
  • Remove ComponentSettings and DefaultComponentSettings()
  • Rename NewComponent() to New()
• obsReport.NewExporter accepts a settings struct (#2668)
• Remove ErrorWaitingHost from componenttest (#2582)
• Move config.Load to use configparser.Load (#2796)
• Remove configtest.NewViperFromYamlFile(), use config.Parser.NewParserFromFile() (#2806)
• Move config.ViperSubExact() to use config.Parser.Sub() (#2806)
• Update LoadReceiver signature to remove unused params (#2823)
• Move configerror.ErrDataTypeIsNotSupported to componenterror.ErrDataTypeIsNotSupported (#2886)
• RenameCreateTraceExporter type to CreateTracesExporter in exporterhelper (#2779)
• Move fluentbit extension to contrib (#2795)
• Move configmodels to config (#2808)
• Move fluentforward receiver to contrib (#2723)

💡 Enhancements 💡

• batch processor: - Support max batch size for logs (#2736)
• Use Endpoint for health check extension (#2782)
• Use confignet.TCPAddr for pprof and zpages extensions (#2829)
• Deprecate consumetest.New[${SIGNAL}]Nop in favor of consumetest.NewNop (#2878)
• Deprecate consumetest.New[${SIGNAL}]Err in favor of consumetest.NewErr (#2878)
• Add watcher to values retrieved via config sources (#2803)
• Updates for cloud semantic conventions (#2809)
  • cloud.infrastructure_service -> cloud.platform
  • cloud.zone -> cloud.availability_zone
• Add systemd environment file for deb/rpm packages (#2822)
• Add validate interface in configmodels to force each component do configuration validation (#2802, #2856)
• Add aws.ecs.task.revision to semantic conventions list (#2816)
• Set unprivileged user to container image (#2838)
• Add New funcs for extension, exporter, processor config settings (#2872)
• Report metric about current size of the exporter retry queue (#2858)
• Allow adding new signals in ProcessorFactory by forcing everyone to embed BaseProcessorFactory (#2885)

🧰 Bug fixes 🧰

• pdata.TracesFromOtlpProtoBytes: Fixes to handle backwards compatibility changes in proto (#2798)
• jaeger receiver: Escape user input used in output (#2815)
• prometheus exporter: Ensure same time is used for updated time (#2745)
• prometheusremotewrite exporter: Close HTTP response body (#2875)

Note

As a precautionary measure against the codecov incident, we've rebuilt the binaries, packages and docker images for this release. Please update your builds and checksums.

Release version 0.23.0

v0.23.0 Beta

🛑 Breaking changes 🛑

• Move fanout consumers to fanoutconsumer package (#2615)
• Rename ExporterObsReport to Exporter (#2658)
• Rename ProcessorObsReport to Processor (#2657)
• Remove ValidateConfig and add Validate on the Config struct (#2665)
• Rename pdata Size to OtlpProtoSize (#2726)
• Rename [Traces|Metrics|Logs]Consumer to [Traces|Metrics|Logs] (#2761)
• Remove public access for componenttest.Example* components:
  • Users of these structs for testing configs should use the newly added componenttest.Nop* (update all components name in the config example* -> nop and use componenttest.NopComponents()).
  • Users of these structs for sink like behavior should use consumertest.*Sink.

💡 Enhancements 💡

• hostmetrics receiver: List labels along with respective metrics in metadata (#2662)
• exporter helper: Remove obsreport.ExporterContext, always add exporter name as a tag to the metrics (#2682)
• jaeger exporter: Change to not use internal data (#2698)
• kafka receiver: Change to not use internal data (#2697)
• zipkin receiver: Change to not use internal data (#2699)
• kafka exporter: Change to not use internal data (#2696)
• Ensure that extensions can be created and started multiple times (#2679)
• Use otlp request in logs wrapper, hide members in the wrapper (#2692)
• Add MetricsWrapper to dissallow access to internal representation (#2693)
• Add TracesWrapper to dissallow access to internal representation (#2721)
• Allow multiple OTLP receivers to be created (#2743)

🧰 Bug fixes 🧰

• prometheus exporter: Fix to work with standard labels that follow the naming convention of using periods instead of underscores (#2707)
• Propagate name and transport for prometheus receiver and exporter (#2680)
• zipkin receiver: Ensure shutdown correctness (#2765)

Note

As a precautionary measure against the codecov incident, we've rebuilt the binaries, packages and docker images for this release. Please update your builds and checksums.

Release version 0.22.0

v0.22.0 Beta

🛑 Breaking changes 🛑

• Rename ServiceExtension to just Extension (#2581)
• Remove consumerdata.TraceData (#2551)
• Move consumerdata.MetricsData to internaldata.MetricsData (#2512)
• Remove custom OpenCensus sematic conventions that have equivalent in otel (#2552)
• Move ScrapeErrors and PartialScrapeError to scrapererror (#2580)
• Remove support for deprecated unmarshaler CustomUnmarshaler, only Unmarshal is supported (#2591)
• Remove deprecated componenterror.CombineErrors (#2598)
• Rename pdata.TimestampUnixNanos to pdata.Timestamp (#2549)

💡 Enhancements 💡

• prometheus exporter: Re-implement on top of github.com/prometheus/client_golang/prometheus and add metric_expiration option
• logging exporter: Add support for AttributeMap (#2609)
• Add semantic conventions for instrumentation library (#2602)

🧰 Bug fixes 🧰

• otlp receiver: Fix Shutdown() bug (#2564)
• batch processor: Fix Shutdown behavior (#2537)
• logging exporter: Fix handling the loop for empty attributes (#2610)
• prometheusremotewrite exporter: Fix counter name check (#2613)

Note

As a precautionary measure against the codecov incident, we've rebuilt the binaries, packages and docker images for this release. Please update your builds and checksums.