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Merged
maryliag merged 18 commits into from
Jan 28, 2026
Merged

feat(configuration): parse config for rc 3 #6304

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4524125
changelog
maryliag Jan 15, 2026
53fbfcf
update env parsing
maryliag Jan 15, 2026
d12c2d0
update file parsgin
maryliag Jan 15, 2026
fd49773
update commom model
maryliag Jan 15, 2026
4e29a32
update logger model
maryliag Jan 15, 2026
351ca26
update meter model
maryliag Jan 15, 2026
b0a7f2d
update resource model
maryliag Jan 15, 2026
9fd0c1a
update tracer model
maryliag Jan 15, 2026
ad49510
update tests
maryliag Jan 15, 2026
5ebfa57
update fixtures
maryliag Jan 15, 2026
b55cb75
update fixture
maryliag Jan 15, 2026
6b2d7eb
update fixture
maryliag Jan 15, 2026
2f6d5f8
update fixture
maryliag Jan 15, 2026
6292e5b
new fixture
maryliag Jan 15, 2026
7c75bc3
changelog
maryliag Jan 15, 2026
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improvements
maryliag Jan 22, 2026
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Merge branch 'main' of github.com:open-telemetry/opentelemetry-js int…
maryliag Jan 22, 2026
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lint
maryliag Jan 22, 2026
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2 changes: 2 additions & 0 deletions experimental/CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,8 @@ For notes on migrating to 2.x / 0.200.x see [the upgrade guide](doc/upgrade-to-2

### :rocket: Features

feat(configuration): parse config for rc 3 [#6304](https://github.com/open-telemetry/opentelemetry-js/pull/6304) @maryliag

### :bug: Bug Fixes

### :books: Documentation
Expand Down
132 changes: 52 additions & 80 deletions experimental/packages/configuration/src/EnvironmentConfigFactory.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ import {
BatchLogRecordProcessor,
initializeDefaultLoggerProviderConfiguration,
} from './models/loggerProviderModel';
import { getGrpcTlsConfig, getHttpTlsConfig } from './utils';

/**
* EnvironmentConfigProvider provides a configuration based on environment variables.
Expand Down Expand Up @@ -173,47 +174,44 @@ export function setTracerProvider(config: ConfigurationModel): void {
}
config.tracer_provider = initializeDefaultTracerProviderConfiguration();

if (config.tracer_provider.limits == null) {
config.tracer_provider.limits = {};
}
const attributeValueLengthLimit = getNumberFromEnv(
'OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT'
);
if (attributeValueLengthLimit) {
config.tracer_provider.limits.attribute_value_length_limit =
config.tracer_provider.limits!.attribute_value_length_limit =
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attributeValueLengthLimit;
}

const attributeCountLimit = getNumberFromEnv(
'OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT'
);
if (attributeCountLimit) {
config.tracer_provider.limits.attribute_count_limit = attributeCountLimit;
config.tracer_provider.limits!.attribute_count_limit = attributeCountLimit;
}

const eventCountLimit = getNumberFromEnv('OTEL_SPAN_EVENT_COUNT_LIMIT');
if (eventCountLimit) {
config.tracer_provider.limits.event_count_limit = eventCountLimit;
config.tracer_provider.limits!.event_count_limit = eventCountLimit;
}

const linkCountLimit = getNumberFromEnv('OTEL_SPAN_LINK_COUNT_LIMIT');
if (linkCountLimit) {
config.tracer_provider.limits.link_count_limit = linkCountLimit;
config.tracer_provider.limits!.link_count_limit = linkCountLimit;
}

const eventAttributeCountLimit = getNumberFromEnv(
'OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT'
);
if (eventAttributeCountLimit) {
config.tracer_provider.limits.event_attribute_count_limit =
config.tracer_provider.limits!.event_attribute_count_limit =
eventAttributeCountLimit;
}

const linkAttributeCountLimit = getNumberFromEnv(
'OTEL_LINK_ATTRIBUTE_COUNT_LIMIT'
);
if (linkAttributeCountLimit) {
config.tracer_provider.limits.link_attribute_count_limit =
config.tracer_provider.limits!.link_attribute_count_limit =
linkAttributeCountLimit;
}

Expand Down Expand Up @@ -246,16 +244,6 @@ export function setTracerProvider(config: ConfigurationModel): void {
config.tracer_provider.processors.push({
simple: { exporter: { console: {} } },
});
} else if (exporterType === 'zipkin') {
batchInfo.exporter = {
zipkin: {
endpoint:
getStringFromEnv('OTEL_EXPORTER_ZIPKIN_ENDPOINT') ??
'http://localhost:9411/api/v2/spans',
timeout: getNumberFromEnv('OTEL_EXPORTER_ZIPKIN_TIMEOUT') ?? 10000,
},
};
config.tracer_provider.processors.push({ batch: batchInfo });
} else {
// 'otlp' and default
const protocol =
Expand Down Expand Up @@ -292,15 +280,13 @@ export function setTracerProvider(config: ConfigurationModel): void {
if (endpoint) {
batchInfo.exporter.otlp_grpc.endpoint = endpoint;
}
if (certificateFile) {
batchInfo.exporter.otlp_grpc.certificate_file = certificateFile;
}
if (clientKeyFile) {
batchInfo.exporter.otlp_grpc.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
batchInfo.exporter.otlp_grpc.client_certificate_file =
clientCertificateFile;
const tls = getGrpcTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
batchInfo.exporter.otlp_grpc.tls = tls;
}
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if (compression) {
batchInfo.exporter.otlp_grpc.compression = compression;
Expand All @@ -323,15 +309,13 @@ export function setTracerProvider(config: ConfigurationModel): void {
if (endpoint) {
batchInfo.exporter.otlp_http.endpoint = endpoint;
}
if (certificateFile) {
batchInfo.exporter.otlp_http.certificate_file = certificateFile;
}
if (clientKeyFile) {
batchInfo.exporter.otlp_http.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
batchInfo.exporter.otlp_http.client_certificate_file =
clientCertificateFile;
const tls = getHttpTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
batchInfo.exporter.otlp_http.tls = tls;
}
if (compression) {
batchInfo.exporter.otlp_http.compression = compression;
Expand Down Expand Up @@ -428,16 +412,13 @@ export function setMeterProvider(config: ConfigurationModel): void {
if (endpoint) {
readerPeriodicInfo.exporter.otlp_grpc.endpoint = endpoint;
}
if (certificateFile) {
readerPeriodicInfo.exporter.otlp_grpc.certificate_file =
certificateFile;
}
if (clientKeyFile) {
readerPeriodicInfo.exporter.otlp_grpc.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
readerPeriodicInfo.exporter.otlp_grpc.client_certificate_file =
clientCertificateFile;
const tls = getGrpcTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
readerPeriodicInfo.exporter.otlp_grpc.tls = tls;
}
if (compression) {
readerPeriodicInfo.exporter.otlp_grpc.compression = compression;
Expand Down Expand Up @@ -496,16 +477,13 @@ export function setMeterProvider(config: ConfigurationModel): void {
if (endpoint) {
readerPeriodicInfo.exporter.otlp_http.endpoint = endpoint;
}
if (certificateFile) {
readerPeriodicInfo.exporter.otlp_http.certificate_file =
certificateFile;
}
if (clientKeyFile) {
readerPeriodicInfo.exporter.otlp_http.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
readerPeriodicInfo.exporter.otlp_http.client_certificate_file =
clientCertificateFile;
const tls = getHttpTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
readerPeriodicInfo.exporter.otlp_http.tls = tls;
}
if (compression) {
readerPeriodicInfo.exporter.otlp_http.compression = compression;
Expand Down Expand Up @@ -606,16 +584,14 @@ export function setLoggerProvider(config: ConfigurationModel): void {
'OTEL_LOGRECORD_ATTRIBUTE_COUNT_LIMIT'
);
if (attributeValueLengthLimit || attributeCountLimit) {
if (config.logger_provider.limits == null) {
config.logger_provider.limits = { attribute_count_limit: 128 };
}
if (attributeValueLengthLimit) {
config.logger_provider.limits.attribute_value_length_limit =
config.logger_provider.limits!.attribute_value_length_limit =
attributeValueLengthLimit;
}

if (attributeCountLimit) {
config.logger_provider.limits.attribute_count_limit = attributeCountLimit;
config.logger_provider.limits!.attribute_count_limit =
attributeCountLimit;
}
}

Expand Down Expand Up @@ -684,15 +660,13 @@ export function setLoggerProvider(config: ConfigurationModel): void {
if (endpoint) {
batchInfo.exporter.otlp_grpc.endpoint = endpoint;
}
if (certificateFile) {
batchInfo.exporter.otlp_grpc.certificate_file = certificateFile;
}
if (clientKeyFile) {
batchInfo.exporter.otlp_grpc.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
batchInfo.exporter.otlp_grpc.client_certificate_file =
clientCertificateFile;
const tls = getGrpcTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
batchInfo.exporter.otlp_grpc.tls = tls;
}
if (compression) {
batchInfo.exporter.otlp_grpc.compression = compression;
Expand All @@ -715,15 +689,13 @@ export function setLoggerProvider(config: ConfigurationModel): void {
if (endpoint) {
batchInfo.exporter.otlp_http.endpoint = endpoint;
}
if (certificateFile) {
batchInfo.exporter.otlp_http.certificate_file = certificateFile;
}
if (clientKeyFile) {
batchInfo.exporter.otlp_http.client_key_file = clientKeyFile;
}
if (clientCertificateFile) {
batchInfo.exporter.otlp_http.client_certificate_file =
clientCertificateFile;
const tls = getHttpTlsConfig(
certificateFile,
clientKeyFile,
clientCertificateFile
);
if (tls) {
batchInfo.exporter.otlp_http.tls = tls;
}
if (compression) {
batchInfo.exporter.otlp_http.compression = compression;
Expand Down
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