BW Exporter

Prometheus.io exporter for the cgminer binary that is shipped with the BW.com L21 miner. It currently exports a limited set of data. PR's welcome!

Thanks to HyperBitShop.io for sponsoring this project.

Usage (defaults):

./bw_exporter -port 4030 -cghost 127.0.0.1 -cgport 4028 -cgtimeout 5s

Setup

Install dep and the dependencies...

make dep

Build binary for arm

make arm

Install onto miner

The releases tab has master binaries cross compiled for ARM suitable for running on the miner. These are built automatically on Travis.

Download the latest release and copy the bw_exporter binary to /usr/bin

chmod ugo+x bw_exporter
scp bw_exporter root@MINER_IP:/usr/bin

Create /etc/systemd/system/bw_exporter.service

ssh root@MINER_IP "echo '
[Unit]
Description=bw_exporter
After=init.service

[Service]
Type=simple
ExecStart=/usr/bin/bw_exporter
Restart=always
RestartSec=4s
StandardOutput=journal+console

[Install]
WantedBy=multi-user.target
' > /etc/systemd/system/bw_exporter.service"

Enable the service:

ssh root@MINER_IP "systemctl enable bw_exporter; systemctl start bw_exporter"

Test install on miner

Open your browser to http://MINER_IP:4030/metrics

Prometheus configuration

prometheus.yml:

scrape_configs:
  - job_name: 'bw_exporter'
    file_sd_configs:
      - files:
        - 'bw_exporter.json'

bw_exporter.json:

[{
	"targets": ["MINER_IP:4030"]
}]

The json configuration is reloaded every time it is modified.