pepebot/pepeservice/main.go

65 lines
1.3 KiB
Go

package main
import (
"log"
"math/rand"
"net/http"
"os"
"time"
)
type application struct {
errorLog *log.Logger
infoLog *log.Logger
pepe_dir string
}
func main() {
pepe_dir := os.Getenv("PEPE_DIR")
infoLog := log.New(os.Stdout, "INFO\t", log.Ldate|log.Ltime)
errorLog := log.New(os.Stderr, "ERROR\t", log.Ldate|log.Ltime|log.Lshortfile)
app := &application{
infoLog: infoLog,
errorLog: errorLog,
pepe_dir: pepe_dir,
}
mux := http.NewServeMux()
mux.HandleFunc("/pepe", app.sendPepe)
app.infoLog.Printf("Starting server at :4000\n")
err := http.ListenAndServe(":4000", mux)
log.Fatal(err)
}
func (app *application) sendPepe(w http.ResponseWriter, r *http.Request) {
file, err := os.Open(app.pepe_dir)
if err != nil {
app.errorLog.Printf("Error opening pepe directory\n")
http.Error(w, "Internal Server Error", 500)
return
}
defer file.Close()
names, err := file.Readdirnames(0)
if err != nil {
app.errorLog.Printf("Error reading pepe directory file names\n")
http.Error(w, "Internal Server Error", 500)
return
}
// Random number generator
s := rand.NewSource(time.Now().UnixMicro())
rd := rand.New(s) // Init pseudorandom generator
number := rd.Intn(len(names))
baseURL := "https://cdn.nicecock.eu/pepe/1.00/"
URL := baseURL + names[number]
w.Write([]byte(URL))
}