An eBPF hook to count TC packets on the opentelemetry-demo

Deploy opentelemtry-demo via Docker:

cd opentelemetry-demo
make start-minimal

Usage:

Compile the C kernel to count TC packets

go generate

Run the eBPF script

$ go build && sudo ./go-ebpf-tracer
  2025/07/27 11:38:45 Counting incoming packets on lo..
  2025/07/27 11:38:46 Received 2 packets
  2025/07/27 11:38:47 Received 4 packets
  2025/07/27 11:38:48 Received 4 packets
  2025/07/27 11:38:49 Received 6 packets
  2025/07/27 11:38:50 Received 7 packets