twins-upstream/serve_command.go
2020-11-05 10:21:13 -08:00

43 lines
750 B
Go

package main
import (
"bytes"
"log"
"net"
"net/url"
"os/exec"
"strings"
)
func serveCommand(c net.Conn, request *url.URL, command []string) {
var args []string
if len(command) > 0 {
args = command[1:]
}
cmd := exec.Command(command[0], args...)
var buf bytes.Buffer
if request.RawQuery != "" {
requestQuery, err := url.QueryUnescape(request.RawQuery)
if err != nil {
writeStatus(c, statusBadRequest)
return
}
cmd.Stdin = strings.NewReader(requestQuery + "\n")
}
cmd.Stdout = &buf
cmd.Stderr = &buf
err := cmd.Run()
if err != nil {
writeStatus(c, statusProxyError)
return
}
writeHeader(c, statusSuccess, "text/gemini; charset=utf-8")
c.Write(buf.Bytes())
if verbose {
log.Printf("< %s\n", command)
}
}