80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"flag"
|
||
|
|
"fmt"
|
||
|
|
"justcaptcha/internal/captcha"
|
||
|
|
"justcaptcha/internal/handlers"
|
||
|
|
"justcaptcha/pkg/server"
|
||
|
|
"log"
|
||
|
|
"net/netip"
|
||
|
|
"os"
|
||
|
|
"os/signal"
|
||
|
|
"strings"
|
||
|
|
"syscall"
|
||
|
|
"time"
|
||
|
|
)
|
||
|
|
|
||
|
|
var listenAddress *string = flag.String("listen", "/var/run/captcha/c.sock", "listen address (ip:port|unix_path)")
|
||
|
|
var captchaExpire *time.Duration = flag.Duration("expire", 5*time.Minute, "CAPTCHA expiration in format XX{s,m,h}, e.g. 5m, 300s")
|
||
|
|
var showVersion *bool = flag.Bool("v", false, "show version")
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
flag.Parse()
|
||
|
|
log.SetFlags(0)
|
||
|
|
|
||
|
|
if *showVersion {
|
||
|
|
fmt.Println("justcaptchad ver. 1.0\nCopyright (c) 2022 Alexander \"Arav\" Andreev <me@arav.top>")
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
defer func() {
|
||
|
|
if !strings.ContainsRune(*listenAddress, ':') {
|
||
|
|
os.Remove(*listenAddress)
|
||
|
|
}
|
||
|
|
}()
|
||
|
|
|
||
|
|
captcha.Init(*captchaExpire)
|
||
|
|
|
||
|
|
hand := handlers.New(*captchaExpire)
|
||
|
|
srv := server.NewHttpServer()
|
||
|
|
|
||
|
|
srv.GET("/", hand.New)
|
||
|
|
srv.POST("/:captcha", hand.Solve)
|
||
|
|
srv.GET("/:captcha", hand.IsSolved)
|
||
|
|
srv.GET("/:captcha/image", hand.Image)
|
||
|
|
|
||
|
|
var network string
|
||
|
|
if !strings.ContainsRune(*listenAddress, ':') {
|
||
|
|
network = "unix"
|
||
|
|
} else {
|
||
|
|
ap, err := netip.ParseAddrPort(*listenAddress)
|
||
|
|
if err != nil {
|
||
|
|
log.Fatalln(err)
|
||
|
|
}
|
||
|
|
|
||
|
|
if !ap.IsValid() {
|
||
|
|
log.Fatalln("ip and/or port provided are not valid")
|
||
|
|
}
|
||
|
|
|
||
|
|
if ap.Addr().Is4() {
|
||
|
|
network = "tcp4"
|
||
|
|
} else if ap.Addr().Is6() {
|
||
|
|
network = "tcp6"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if err := srv.Start(network, *listenAddress); err != nil {
|
||
|
|
log.Fatalln("failed to start a server:", err)
|
||
|
|
}
|
||
|
|
|
||
|
|
doneSignal := make(chan os.Signal, 1)
|
||
|
|
signal.Notify(doneSignal, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
|
||
|
|
|
||
|
|
<-doneSignal
|
||
|
|
|
||
|
|
if err := srv.Stop(); err != nil {
|
||
|
|
log.Fatalln("failed to properly shutdown a server:", err)
|
||
|
|
}
|
||
|
|
}
|