OpenTelemetry PHP

KnownValues

in

• Application

"Known values" for OpenTelemetry configurataion variables.

Tags

see

https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/configuration/sdk-environment-variables.md

Notice: Values specific to the PHP SDK have been added

Table of Contents

Constants

OTEL_EXPORTER_OTLP_COMPRESSION  = self::VALUES_COMPRESSION

OTEL_EXPORTER_OTLP_INSECURE  = self::VALUES_BOOLEAN

OTLP Exporter

OTEL_EXPORTER_OTLP_METRICS_COMPRESSION  = self::VALUES_COMPRESSION

OTEL_EXPORTER_OTLP_METRICS_INSECURE  = self::VALUES_BOOLEAN

OTEL_EXPORTER_OTLP_METRICS_PROTOCOL  = self::VALUES_OTLP_PROTOCOL

OTEL_EXPORTER_OTLP_PROTOCOL  = self::VALUES_OTLP_PROTOCOL

OTEL_EXPORTER_OTLP_TRACES_COMPRESSION  = self::VALUES_COMPRESSION

OTEL_EXPORTER_OTLP_TRACES_INSECURE  = self::VALUES_BOOLEAN

OTEL_EXPORTER_OTLP_TRACES_PROTOCOL  = self::VALUES_OTLP_PROTOCOL

OTEL_LOG_LEVEL  = [self::VALUE_LOG_EMERGENCY, self::VALUE_LOG_ALERT, self::VALUE_LOG_CRITICAL, self::VALUE_LOG_ERROR, self::VALUE_LOG_WARNING, self::VALUE_LOG_NOTICE, self::VALUE_LOG_INFO, self::VALUE_LOG_DEBUG]

General SDK Configuration

OTEL_LOGS_EXPORTER  = [self::VALUE_OTLP, self::VALUE_NONE]

OTEL_METRICS_EXEMPLAR_FILTER  = [self::VALUE_WITH_SAMPLED_TRACE, self::VALUE_ALL, self::VALUE_NONE]

Metrics SDK Configuration

OTEL_METRICS_EXPORTER  = [self::VALUE_OTLP, self::VALUE_PROMETHEUS, self::VALUE_NONE]

OTEL_PHP_AUTOLOAD_ENABLED  = self::VALUES_BOOLEAN

OTEL_PHP_DETECTORS  = [self::VALUE_ALL, self::VALUE_DETECTORS_ENVIRONMENT, self::VALUE_DETECTORS_HOST, self::VALUE_DETECTORS_OS, self::VALUE_DETECTORS_PROCESS, self::VALUE_DETECTORS_PROCESS_RUNTIME, self::VALUE_DETECTORS_SDK, self::VALUE_DETECTORS_SDK_PROVIDED, self::VALUE_DETECTORS_COMPOSER, self::VALUE_NONE]

OTEL_PHP_LOG_DESTINATION  = [self::VALUE_ERROR_LOG, self::VALUE_STDERR, self::VALUE_STDOUT, self::VALUE_PSR3, self::VALUE_EMPTY, self::VALUE_NONE]

OTEL_PHP_TRACES_PROCESSOR  = [self::VALUE_BATCH, self::VALUE_SIMPLE, self::VALUE_NOOP, self::VALUE_NONE]

Language Specific Environment Variables

OTEL_PROPAGATORS  = [ self::VALUE_TRACECONTEXT, // W3C Trace Context self::VALUE_BAGGAGE, // W3C Baggage self::VALUE_B3, // B3 Single self::VALUE_B3_MULTI, // B3 Multi self::VALUE_CLOUD_TRACE, // GCP XCloudTraceContext self::VALUE_CLOUD_TRACE_ONEWAY, // GCP XCloudTraceContext OneWay (Extract) self::VALUE_JAEGER, // Jaeger Propagator self::VALUE_JAEGER_BAGGAGE, // Jaeger Baggage Propagator self::VALUE_XRAY, // AWS X-Ray (third party) self::VALUE_OTTRACE, // OT Trace (third party) self::VALUE_NONE, ]

OTEL_TRACES_EXPORTER  = [self::VALUE_OTLP, self::VALUE_ZIPKIN, self::VALUE_NONE]

Exporter Selection

OTEL_TRACES_SAMPLER  = [self::VALUE_ALWAYS_ON, self::VALUE_ALWAYS_OFF, self::VALUE_TRACE_ID_RATIO, self::VALUE_PARENT_BASED_ALWAYS_ON, self::VALUE_PARENT_BASED_ALWAYS_OFF, self::VALUE_PARENT_BASED_TRACE_ID_RATIO, self::VALUE_XRAY]

VALUE_0  = '0'

VALUE_1  = '1'

VALUE_ALL  = 'all'

VALUE_ALWAYS_OFF  = 'always_off'

VALUE_ALWAYS_ON  = 'always_on'

VALUE_B3  = 'b3'

VALUE_B3_MULTI  = 'b3multi'

VALUE_BAGGAGE  = 'baggage'

VALUE_BATCH  = 'batch'

VALUE_CLOUD_TRACE  = 'cloudtrace'

VALUE_CLOUD_TRACE_ONEWAY  = 'cloudtrace-oneway'

VALUE_DETECTORS_COMPOSER  = 'composer'

VALUE_DETECTORS_ENVIRONMENT  = 'env'

VALUE_DETECTORS_HOST  = 'host'

VALUE_DETECTORS_OS  = 'os'

VALUE_DETECTORS_PROCESS  = 'process'

VALUE_DETECTORS_PROCESS_RUNTIME  = 'process_runtime'

VALUE_DETECTORS_SDK  = 'sdk'

VALUE_DETECTORS_SDK_PROVIDED  = 'sdk_provided'

VALUE_DETECTORS_SERVICE  = 'service'

VALUE_EMPTY  = ''

VALUE_ERROR_LOG  = 'error_log'

VALUE_FALSE  = 'false'

VALUE_GRPC  = 'grpc'

VALUE_GZIP  = 'gzip'

VALUE_HISTOGRAM_AGGREGATION_BASE2_EXPONENTIAL  = 'base2_exponential_bucket_histogram'

VALUE_HISTOGRAM_AGGREGATION_EXPLICIT  = 'explicit_bucket_histogram'

VALUE_HTTP_JSON  = 'http/json'

VALUE_HTTP_NDJSON  = 'http/ndjson'

VALUE_HTTP_PROTOBUF  = 'http/protobuf'

VALUE_JAEGER  = 'jaeger'

VALUE_JAEGER_BAGGAGE  = 'jaeger-baggage'

VALUE_LOG_ALERT  = \Psr\Log\LogLevel::ALERT

VALUE_LOG_CRITICAL  = \Psr\Log\LogLevel::CRITICAL

VALUE_LOG_DEBUG  = \Psr\Log\LogLevel::DEBUG

VALUE_LOG_EMERGENCY  = \Psr\Log\LogLevel::EMERGENCY

VALUE_LOG_ERROR  = \Psr\Log\LogLevel::ERROR

VALUE_LOG_INFO  = \Psr\Log\LogLevel::INFO

VALUE_LOG_NOTICE  = \Psr\Log\LogLevel::NOTICE

VALUE_LOG_WARNING  = \Psr\Log\LogLevel::WARNING

VALUE_NONE  = 'none'

VALUE_NOOP  = 'noop'

VALUE_OFF  = 'off'

VALUE_ON  = 'on'

VALUE_OTLP  = 'otlp'

VALUE_OTTRACE  = 'ottrace'

VALUE_PARENT_BASED_ALWAYS_OFF  = 'parentbased_always_off'

VALUE_PARENT_BASED_ALWAYS_ON  = 'parentbased_always_on'

VALUE_PARENT_BASED_TRACE_ID_RATIO  = 'parentbased_traceidratio'

VALUE_PROMETHEUS  = 'prometheus'

VALUE_PSR3  = 'psr3'

VALUE_SIMPLE  = 'simple'

VALUE_STDERR  = 'stderr'

VALUE_STDOUT  = 'stdout'

VALUE_TEMPORALITY_CUMULATIVE  = 'cumulative'

VALUE_TEMPORALITY_DELTA  = 'delta'

VALUE_TEMPORALITY_LOW_MEMORY  = 'lowmemory'

VALUE_TRACE_ID_RATIO  = 'traceidratio'

VALUE_TRACECONTEXT  = 'tracecontext'

VALUE_TRUE  = 'true'

VALUE_WITH_SAMPLED_TRACE  = 'with_sampled_trace'

VALUE_XRAY  = 'xray'

VALUE_ZIPKIN  = 'zipkin'

VALUES_BOOLEAN  = [self::VALUE_TRUE, self::VALUE_FALSE]

VALUES_COMPRESSION  = [self::VALUE_GZIP, self::VALUE_NONE]

VALUES_HISTOGRAM_AGGREGATION  = [self::VALUE_HISTOGRAM_AGGREGATION_EXPLICIT, self::VALUE_HISTOGRAM_AGGREGATION_BASE2_EXPONENTIAL]

VALUES_OTLP_PROTOCOL  = [self::VALUE_GRPC, self::VALUE_HTTP_PROTOBUF, self::VALUE_HTTP_JSON]

VALUES_TEMPORALITY_PREFERENCE  = [self::VALUE_TEMPORALITY_CUMULATIVE, self::VALUE_TEMPORALITY_DELTA, self::VALUE_TEMPORALITY_LOW_MEMORY]