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cln-tracer: readme usage clarifications

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Jesse de Wit 2024-08-15 16:06:38 +02:00 committed by ShahanaFarooqui
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contrib/cln-tracer/README.md
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@ -6,12 +6,23 @@ This directory contains the following utilities:
- `cln_tracer/trace.py` instruments and exports traces from a single binary.
## Prerequisites
`trace.py` sends traces to [zipkin](https://zipkin.io/), so zipkin needs to be
installed.
## Installation
Since the `bcc` library depends heavily on its binary extension
matching the version of the kernel `systemtap-sdt-dev` version, it is
strongly suggested to install the `libpbfcc` dependency via your
strongly suggested to install the `libbpfcc` dependency via your
package manager and _not_ use a virtualenv to run these tracers.
The tracers also require kernel access, and will most likely have to
be run by `root`
## Usage
To use with a default zipkin installation:
```bash
sudo python3 ./cln_tracer/trace.py http://127.0.0.1:9411/api/v2/spans /path/to/lightningd`
```