OTel

The OTel module provides support for OpenTelemetry distributed tracing. The module supports W3C context propagation and the OTLP/gRPC export protocol.

Installation

To install the module, use one of the following packages:

• Angie: angie-module-otel

• Angie PRO: angie-pro-module-otel

Loading the Module

To use the module, it must be loaded in the context of main{}:

load_module modules/ngx_otel_module.so;

Configuration Example

http {
    otel_exporter {
        endpoint localhost:4317;
    }

    server {
        listen 80;

        location / {
            otel_trace         on;
            otel_trace_context inject;

            proxy_pass http://backend;
        }
    }
}

Additional Information

Detailed documentation and source code are available at: nginxinc/nginx-otel