123 lines
6.1 KiB
PHP
123 lines
6.1 KiB
PHP
<?php
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declare(strict_types=1);
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namespace OpenTelemetry\SDK\Common\Configuration;
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/**
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* Default values for environment variables defined by the OpenTelemetry specification and language specific variables for the PHP SDK.
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md
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*/
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interface Defaults
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{
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/**
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* General SDK Configuration
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#general-sdk-configuration
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*/
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public const OTEL_LOG_LEVEL = 'info';
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public const OTEL_PROPAGATORS = 'tracecontext,baggage';
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public const OTEL_TRACES_SAMPLER = 'parentbased_always_on';
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public const OTEL_SDK_DISABLED = 'false';
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/**
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* Batch Span Processor
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#batch-span-processor
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*/
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public const OTEL_BSP_SCHEDULE_DELAY = 5000;
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public const OTEL_BSP_EXPORT_TIMEOUT = 30000;
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public const OTEL_BSP_MAX_QUEUE_SIZE = 2048;
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public const OTEL_BSP_MAX_EXPORT_BATCH_SIZE = 512;
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/**
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* Batch LogRecord Processor
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#batch-logrecord-processor
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*/
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public const OTEL_BLRP_SCHEDULE_DELAY = 1000;
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public const OTEL_BLRP_EXPORT_TIMEOUT = 30000;
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public const OTEL_BLRP_MAX_QUEUE_SIZE = 2048;
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public const OTEL_BLRP_MAX_EXPORT_BATCH_SIZE = 512;
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/**
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* Attribute Limits
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#attribute-limits
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*/
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public const OTEL_ATTRIBUTE_COUNT_LIMIT = 128;
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public const OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT = PHP_INT_MAX;
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/**
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* Span Limits
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#span-limits
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*/
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public const OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT = 128;
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public const OTEL_SPAN_EVENT_COUNT_LIMIT = 128;
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public const OTEL_SPAN_LINK_COUNT_LIMIT = 128;
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public const OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT = 128;
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public const OTEL_LINK_ATTRIBUTE_COUNT_LIMIT = 128;
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/**
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* LogRecord Limits
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#logrecord-limits
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*/
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public const OTEL_LOGRECORD_ATTRIBUTE_VALUE_LENGTH_LIMIT = PHP_INT_MAX;
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public const OTEL_LOGRECORD_ATTRIBUTE_COUNT_LIMIT = 128;
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/**
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* OTLP Exporter
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/exporter.md#configuration-options
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*/
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// Endpoint
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public const OTEL_EXPORTER_OTLP_ENDPOINT = 'http://localhost:4318';
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public const OTEL_EXPORTER_OTLP_TRACES_ENDPOINT = 'http://localhost:4318';
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public const OTEL_EXPORTER_OTLP_METRICS_ENDPOINT = 'http://localhost:4318';
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public const OTEL_EXPORTER_OTLP_LOGS_ENDPOINT = 'http://localhost:4318';
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// Insecure
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public const OTEL_EXPORTER_OTLP_INSECURE = 'false';
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public const OTEL_EXPORTER_OTLP_TRACES_INSECURE = 'false';
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public const OTEL_EXPORTER_OTLP_METRICS_INSECURE = 'false';
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public const OTEL_EXPORTER_OTLP_LOGS_INSECURE = 'false';
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// Timeout (seconds)
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public const OTEL_EXPORTER_OTLP_TIMEOUT = 10;
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public const OTEL_EXPORTER_OTLP_TRACES_TIMEOUT = 10;
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public const OTEL_EXPORTER_OTLP_METRICS_TIMEOUT = 10;
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public const OTEL_EXPORTER_OTLP_LOGS_TIMEOUT = 10;
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// Protocol
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public const OTEL_EXPORTER_OTLP_PROTOCOL = 'http/protobuf';
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public const OTEL_EXPORTER_OTLP_TRACES_PROTOCOL = 'http/protobuf';
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public const OTEL_EXPORTER_OTLP_METRICS_PROTOCOL = 'http/protobuf';
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public const OTEL_EXPORTER_OTLP_LOGS_PROTOCOL = 'http/protobuf';
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/**
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* Zipkin Exporter
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#zipkin-exporter
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*/
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public const OTEL_EXPORTER_ZIPKIN_ENDPOINT = 'http://localhost:9411/api/v2/spans';
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// Timeout (seconds)
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public const OTEL_EXPORTER_ZIPKIN_TIMEOUT = 10;
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/**
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* Prometheus Exporter
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#prometheus-exporter
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*/
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public const OTEL_EXPORTER_PROMETHEUS_HOST = '0.0.0.0';
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public const OTEL_EXPORTER_PROMETHEUS_PORT = 9464;
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/**
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* Exporter Selection
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#exporter-selection
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*/
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public const OTEL_TRACES_EXPORTER = 'otlp';
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public const OTEL_METRICS_EXPORTER = 'otlp';
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public const OTEL_LOGS_EXPORTER = 'otlp';
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/**
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* Metrics SDK Configuration
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#metrics-sdk-configuration
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*/
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public const OTEL_METRICS_EXEMPLAR_FILTER = 'with_sampled_trace';
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public const OTEL_METRIC_EXPORT_INTERVAL = 60000;
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public const OTEL_METRIC_EXPORT_TIMEOUT = 30000;
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public const OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE = 'cumulative';
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public const OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION = 'explicit_bucket_histogram';
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/**
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* Language Specific Environment Variables
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* @see https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md#language-specific-environment-variables
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*/
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public const OTEL_PHP_TRACES_PROCESSOR = 'batch';
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public const OTEL_PHP_DETECTORS = 'all';
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public const OTEL_PHP_AUTOLOAD_ENABLED = 'false';
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public const OTEL_PHP_INTERNAL_METRICS_ENABLED = 'false';
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public const OTEL_PHP_DISABLED_INSTRUMENTATIONS = [];
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public const OTEL_PHP_LOGS_PROCESSOR = 'batch';
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public const OTEL_PHP_LOG_DESTINATION = 'default';
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}
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