Add allRelaysActive output to network info

modules/chankeep.py

@@ -62,6 +62,18 @@ def getActiveRelays(net):
     return activeRelays
 
 
+def relayIsActive(net, num):
+    """
+    Check if a relay is active.
+    :param net: network
+    :param num: relay number
+    :rtype: bool
+    :return: True if relay is active, False otherwise
+    """
+    activeRelays = getActiveRelays(net)
+    return num in activeRelays
+
+
 def allRelaysActive(net):
     """
     Check if all enabled relays are active and authenticated.