adding docs and stuff

README.md

@@ -18,4 +18,11 @@ browsers that really know how to dance!
 - Simple Captcha (Including Sound)
 - [hCaptcha](https://www.hcaptcha.com/)
 - [reCatpcha](https://developers.google.com/recaptcha?hl=de)
-- [Turnstile](https://developers.cloudflare.com/turnstile/)
+- [Turnstile](https://developers.cloudflare.com/turnstile/)
+
+## Example setup with HAProxy
+To start berghain locally you can follow these easy steps:
+
+1. Run `npm run build` inside `web/`
+2. Run `haproxy -f examples/haproxy/haproxy.cfg`
+3. Run `go run ./cmd/spop/. -config cmd/spop/config.yaml`

berghain.go

@@ -4,6 +4,7 @@ import (
 	"crypto/hmac"
 	"crypto/sha256"
 	"hash"
+	"log"
 	"sync"
 	"time"
 )
@@ -43,13 +44,16 @@ func (b *Berghain) releaseHMAC(h hash.Hash) {
 }
 
 func (b *Berghain) LevelConfig(level uint8) *LevelConfig {
+
 	if level == 0 {
-		panic("level cannot be zero")
+		log.Println("level cannot be zero. correcting to 1")
 	}
 
 	if level > uint8(len(b.Levels)) {
-		panic("level overflows")
+		log.Printf("level too high. correcting to %d", len(b.Levels))
 	}
 
+	level = min(uint8(len(b.Levels)), max(1, level))
+
 	return b.Levels[level-1]
 }

cmd/spop/config.yaml

@@ -3,9 +3,7 @@ secret: JMal0XJRROOMsMdPqggG2tR56CTkpgN3r47GgUN/WSQ=
 default:
   - duration: 24h
     type: none
-  - duration: 1h
-    type: pow
-  - duration: 60s
+  - duration: 30m
     type: pow
 
 frontend:

examples/haproxy/haproxy.cfg

@@ -25,7 +25,6 @@ frontend test
 
     http-request set-var(req.berghain.level) int(1) if { sc1_http_req_rate gt 5 }
     http-request set-var(req.berghain.level) int(2) if { sc1_http_req_rate gt 10 }
-    http-request set-var(req.berghain.level) int(3) if { sc1_http_req_rate gt 15 }
 
     acl berghain_active var(req.berghain.level) -m found
 

web/src/challange/challanges.js

@@ -64,7 +64,9 @@ export async function challengeFingerprinting() {
  * @return {Promise<void>}
  */
 export async function challengeNone() {
-    return;
+    return new Promise((resolve) => {
+        setTimeout(resolve, 3000);
+    });
 }
 
 /**

web/src/main.js

@@ -13,5 +13,9 @@ import * as loader from "./challange/loader.js";
         loader.start();
         const result = await doChallenge()
         loader.stop(!!result);
+
+        if (!result) {
+            setTimeout(() => {window.location.reload();}, 1000);
+        }
     });
 })();