ListenOTLP 2025.10.9.21

Bundle

org.apache.nifi | nifi-opentelemetry-nar

Description

Collect OpenTelemetry messages over HTTP or gRPC. Supports standard Export Service Request messages for logs, metrics, and traces. Implements OpenTelemetry OTLP Specification 1.0.0 with OTLP/gRPC and OTLP/HTTP. Provides protocol detection using the HTTP Content-Type header.

Tags

OTLP, OTel, OpenTelemetry, logs, metrics, telemetry, traces

Input Requirement

FORBIDDEN

Supports Sensitive Dynamic Properties

false

Properties

PropertyDescription
AddressInternet Protocol Address on which to listen for OTLP Export Service Requests. The default value enables listening on all addresses.
Batch SizeMaximum number of OTLP request resource elements included in each FlowFile produced
Client AuthenticationClient authentication policy for TLS communication with HTTPS
PortTCP port number on which to listen for OTLP Export Service Requests over HTTP and gRPC
Queue CapacityMaximum number of OTLP request resource elements that can be received and queued
SSL Context ServiceSSL Context Service enables TLS communication for HTTPS
Worker ThreadsNumber of threads responsible for decoding and queuing incoming OTLP Export Service Requests

Relationships

NameDescription
successExport Service Requests containing OTLP Telemetry

Writes attributes

NameDescription
mime.typeContent-Type set to application/json
resource.typeOpenTelemetry Resource Type: LOGS, METRICS, or TRACES
resource.countCount of resource elements included in messages