Building Challenge Class

dataserv/Challenge.py

@@ -0,0 +1,16 @@
+import random
+
+class Challenge:
+    def seed_list(self, height):
+        """Generate a list of seeds for challenges based on the Bitcoin address."""
+        seeds = []
+        last_seed = sha256(self.btc_addr)
+        for i in range(height+1):
+            seeds.append(last_seed)
+            last_seed =sha256(last_seed)
+        return seeds
+
+    def gen_challenge(self):
+        """Generate a random challenge for the Farmer."""
+        iter_seed = random.randrange(0, len(app.config['SEED_HEIGHT']))
+        seeds = self.seed_list(app.config['SEED_HEIGHT'])

dataserv/Farmer.py

@@ -7,6 +7,7 @@
 
 app = Flask(__name__)
 app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///dataserv.db'
+app.config['SEED_HEIGHT'] = 100
 db = SQLAlchemy(app)
 
 
@@ -76,16 +77,3 @@ def ping(self):
         """
         self = Farmer.query.filter_by(btc_addr=self.btc_addr)
         self.update(dict(last_seen=datetime.utcnow()))
-
-    def seed_list(self, height):
-        """Generate a list of seeds for challenges based on the Bitcoin address."""
-        seeds = []
-        last_seed = sha256(self.btc_addr)
-        for i in range(height):
-            seeds.append(last_seed)
-            last_seed =sha256(last_seed)
-        return seeds
-
-    def gen_challenge(self):
-        """Generate a random challenge for the Farmer."""
-        pass