How best do I keep a long running Go program, running?

Question

I\'ve a long running server written in Go. Main fires off several goroutines where the logic of the program executes. After that main does nothing useful. Once main exits

Answer 1

Block forever. For example,

package main

import (
    "fmt"
    "time"
)

func main() {
    go forever()
    select {} // block forever
}

func forever() {
    for {
        fmt.Printf("%v+\n", time.Now())
        time.Sleep(time.Second)
    }
}