ioam-collector-go-jaeger

IOAM Collector (golang interface for Jaeger)

The IOAM Collector is used inside the Cross-Layer Telemetry (CLT) project.

Its role is to enhance OpenTelemetry traces and spans for a specific backend (in this case, Jaeger) with IOAM data.

By default, it listens on port 7123.

Install

Please make sure that golang and its environment are already installed. For this example, golang version 1.19 was used.

IOAM API

Get the IOAM API (proto3) file for Cross-Layer Telemetry (CLT branch):

wget https://raw.githubusercontent.com/Advanced-Observability/ioam-api/clt/ioam_api.proto

And generate its go files:

protoc --go_out=. --go-grpc_out=. ioam_api.proto

Dependencies

Automatically download dependencies:

go mod init ioam-collector
go mod tidy

Run it!

Either run it directly:

go run ioam-collector.go

Or compile it and run the executable:

go build ioam-collector.go
./ioam-collector