mirror of https://github.com/knative/docs.git
31 lines
475 B
Go
31 lines
475 B
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"net/http"
|
|
"os"
|
|
"os/exec"
|
|
)
|
|
|
|
func handler(w http.ResponseWriter, r *http.Request) {
|
|
cmd := exec.CommandContext(r.Context(), "Rscript", "HelloWorld.R")
|
|
cmd.Stderr = os.Stderr
|
|
out, err := cmd.Output()
|
|
if err != nil {
|
|
w.WriteHeader(500)
|
|
}
|
|
w.Write(out)
|
|
}
|
|
|
|
func main() {
|
|
http.HandleFunc("/", handler)
|
|
|
|
port := os.Getenv("PORT")
|
|
if port == "" {
|
|
port = "8080"
|
|
}
|
|
|
|
log.Fatal(http.ListenAndServe(fmt.Sprintf(":%s", port), nil))
|
|
}
|