Go Slack Webhook

eth.go

// webhookUrl "https://hooks.slack.com/services/somehash/somehash/somehash"
package main

import (
    "fmt"
    "log"
    "os"
    "os/exec"
    "github.com/ashwanthkumar/slack-go-webhook"
)

func main() {
	webhookUrl := os.Args[1]
	
    out, err := exec.Command("nvidia-smi").Output()
    if err != nil {
        log.Fatal(err)
    }
    fmt.Printf("The date is %s\n", out)
    s := fmt.Sprintf("nvidia-smi: ``` %s ```", out)

    payload := slack.Payload {
      Text: s,
      Username: "ETH Miner",
      Channel: "#ocarina",
      IconEmoji: ":monkey_face:",
    }
    errors := slack.Send(webhookUrl, "", payload)
    if len(errors) > 0 {
      fmt.Printf("error: %s\n", errors)
    }
}

go get github.com/ashwanthkumar/slack-go-webhook
go build slack-webhook.go

then add to crontab:

crontab -e
*/10 * * * * cd /path/to/command; ./slack-webhook https://hooks.slack.com/services/somehash/somehash/somehash