Jack Christensen
49 lines
910 B
Go
49 lines
910 B
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"net"
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"os"
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"os/exec"
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)
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var options struct {
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listenAddress string
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responseCommand string
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}
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func main() {
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flag.Usage = func() {
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fmt.Fprintf(os.Stderr, "usage: %s [options]\n", os.Args[0])
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flag.PrintDefaults()
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}
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flag.StringVar(&options.listenAddress, "listen", "127.0.0.1:15432", "Listen address")
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flag.StringVar(&options.responseCommand, "response-command", "fortune | cowsay -f elephant", "Command to execute to generate query response")
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flag.Parse()
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ln, err := net.Listen("tcp", options.listenAddress)
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if err != nil {
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log.Fatal(err)
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}
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for {
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conn, err := ln.Accept()
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if err != nil {
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log.Fatal(err)
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}
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b := NewPgFortuneBackend(conn, func() ([]byte, error) {
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return exec.Command("sh", "-c", options.responseCommand).CombinedOutput()
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})
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go func() {
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err := b.Run()
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if err != nil {
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log.Println(err)
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}
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}()
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}
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}
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