opentelemetry-configuration: add configuration support for OTLP JSON exporters

[herin049]

Description

Adds support to opentelemetry-configuration for configuring OTLP JSON log, span and metric exporters.

Fixes #5391

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

uv run tox -e py314-test-opentelemetry-configuration

Does This PR Require a Contrib Repo Change?

• Yes. - Link to PR:
• No.

Checklist:

• Followed the style guidelines of this project
• Changelogs have been updated
• Unit tests have been added
• Documentation has been updated

[Copilot]

🟡 Changes recommended

All three JSON exporter paths silently discard configured TLS certificate settings.

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Pull request overview

Adds declarative configuration support for OTLP/HTTP JSON exporters across traces, metrics, and logs.

Changes:

• Selects protobuf or JSON exporters using OtlpHttpEncoding.
• Supports JSON exporter compression mapping and dependency errors.
• Adds configuration and factory tests plus a changelog entry.

File summaries

File	Description
.changelog/5669.added	Records JSON exporter support.
opentelemetry-configuration/src/opentelemetry/configuration/_common.py	Supports uppercase compression enum members.
opentelemetry-configuration/src/opentelemetry/configuration/_tracer_provider.py	Adds JSON span exporter creation.
opentelemetry-configuration/src/opentelemetry/configuration/_meter_provider.py	Adds JSON metric exporter creation.
opentelemetry-configuration/src/opentelemetry/configuration/_logger_provider.py	Adds JSON log exporter creation.
opentelemetry-configuration/tests/test_common.py	Tests uppercase compression mappings.
opentelemetry-configuration/tests/file/test_loader.py	Tests encoding enum conversion.
opentelemetry-configuration/tests/test_tracer_provider.py	Tests JSON span configuration.
opentelemetry-configuration/tests/test_meter_provider.py	Tests JSON metric configuration.
opentelemetry-configuration/tests/test_logger_provider.py	Tests JSON log configuration.

Review details

• Files reviewed: 10/10 changed files
• Comments generated: 3
• Review effort level: Balanced

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Pull request dashboard status

Waiting on maintainers · refreshed 2026-09-17 16:32 UTC

Merge when ready.

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