OpenTelemetry C++ v1.8.1

v1.8.1 release

Release of core packages

• opentelemetry-api
• opentelemetry-sdk

and exporter packages:

• opentelemetry-exporter-otlp (gRPC)
• opentelemetry-exporter-etw
• opentelemetry-exporter-prometheus

API

• No API change

SDK

Exporter

• [ETW Exporter] Tail based sampling support by @lalitb in #1780
• fix enum-compare-switch warning by @flier in #1833

Build

• [BUILD] move client::nosend under test_common by @esigo in #1811
• [BUILD] Fix default bazel build by @esigo in #1816
• Fix Prometheus target name by @lalitb in #1820
• Fix opentelemetry-proto file exists check by @eguzki in #1824
• Moved otlp_grpc_utils.cc to opentelemetry_exporter_otlp_grpc_client. by @lalitb in #1829

Metrics

• Change default temporality as "Cumulative" for OTLP metrics exporters by @lalitb in #1828
• fix typo [affecting otlp exported histogram metrics max] by @ays7 in #1827

Logs

• No Logs change

Sementic Convention

• No Sementic Convention change

Documentation

• No Documentation change

Others

• Fix type mismatch when move nostd::shared_ptr by @owent in #1815
• Clean unused docker files by @esigo in #1817

New Contributors

• @eguzki made their first contribution in #1824
• @ays7 made their first contribution in #1827

Full Changelog: v1.8.0...v1.8.1