first commit

AccessControl.py

@@ -0,0 +1,40 @@
+from Config import *
+import pickle, os
+import datetime
+from Log import Log
+
+class Access():
+    access_list = []
+
+    def __init__(self):
+        five_minutes_ago = datetime.datetime.now() - datetime.timedelta(minutes=5)
+        new_list = []
+        if os.path.exists(ACCESSFILE):
+            with open(ACCESSFILE, 'rb') as pf:
+                self.access_list = pickle.load(pf)
+            for entry in self.access_list:
+                if entry['time'] > five_minutes_ago:
+                    new_list.append(entry)
+            self.access_list = new_list
+
+    def granted(self, ipaddress):
+        result = 0
+        for entry in self.access_list:
+            if entry['ip'] == ipaddress:
+                result += 1
+
+        if result<3:
+            return True
+
+        Log.info("Access denied for {}".format(ipaddress))
+        self.deny(ipaddress)
+        return False
+
+
+    def deny(self, ipaddress):
+        now = datetime.datetime.now()
+        self.access_list.append({'ip': ipaddress, 'time': now})
+        with open(ACCESSFILE, 'wb') as pf:
+            pickle.dump(self.access_list, pf, 2)
+
+