Allow bit input

.gitignore

@@ -1,2 +1,3 @@
 *.db
 *.pkk
+*.pyc

entropy.py

@@ -12,7 +12,7 @@ class EntropyPipe(object):
 
     @fasteners.locked
     def add_entropy(self,bits):
-        with open(ENTROPY_FILE,'wb') as f:
+        with open(ENTROPY_FILE,'ab') as f:
             b = bytearray(bits)
             print(b)
             f.write(b)

routes.py

@@ -2,12 +2,29 @@ from flask import Flask, render_template
 
 import sys
 
+import entropy
+
 app = Flask(__name__)
+e = entropy.EntropyPipe()
 
 @app.route('/')
 def root():
     return render_template('index.html')
 
+@app.route('/bits')
+def bits():
+    return render_template('bitpage.html')
+
+@app.route('/api/one', methods=["GET"])
+def one():
+    e.add_entropy([True])
+    return render_template('bitpage.html')
+
+@app.route('/api/zero', methods=["GET"])
+def zero():
+    e.add_entropy([False])
+    return render_template('bitpage.html')
+
 if __name__ == '__main__':
     if len(sys.argv) == 2:
         port = sys.argv[1]

static/bit_script.js

@@ -0,0 +1,23 @@
+const url = "/api/"
+params = {
+    "method" : "GET"
+}
+
+function send(bool) {
+    var xhr = new XMLHttpRequest()
+    xhr.onreadystatechange = () => {
+        if(xhr.readyState == 4) {
+            console.log(xhr.response)
+        } else {
+            console.log(xhr)
+        }
+    }
+    if(bool) {
+        var specific_url = url + "one"
+    } else {
+        var specific_url = url + "zero"
+    }
+    console.log(specific_url)
+    xhr.open("GET",specific_url,true)
+    xhr.send()
+}

templates/base.html

@@ -3,6 +3,9 @@
         <meta charset='utf-8'>
         {% block style %}
     
+        {% endblock %}
+        {% block script %}
+
         {% endblock %}
         <title>COSI Random</title>
     </head>

templates/bitpage.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+{% block script %}
+<script src="/static/bit_script.js"></script>
+{% endblock %}
+{% block content %}
+<h2>Add a bit to the entropy pool:</h2>
+<button onClick="send(true)">One</button>
+<button onClick="send(false)">Zero</button>
+{% endblock %}

templates/index.html

@@ -1,4 +1,5 @@
 {% extends "base.html" %}
 {% block content %}
 <p>Hello, welcome to COSI Random! Have a complementary bit: 0</p>
+<p>Give us some <a href="/bits">bits</a>?</p>
 {% endblock %}