Tests that show Bob that Bob is able to issue a WorkOrder via REST.

nkms/policy/models.py

@@ -305,5 +305,19 @@ class WorkOrder(object):
         receipt_bytes = b"wo:" + ursula_dht_key + keccak_digest(b"".join(pfrags))
         receipt_signature = bobs_seal(receipt_bytes)
         bob_pubkey_sig = bytes(bobs_seal)
-        return cls(ursula_dht_key, p_frags, receipt_bytes, receipt_signature, bob_pubkey_sig)
+        return cls(kfrag_hrac, pfrags, receipt_bytes, receipt_signature, bob_pubkey_sig, ursula_dht_key)
+
+    @classmethod
+    def from_rest_payload(cls, kfrag_hrac, rest_payload):
+        payload_splitter = BytestringSplitter(Signature, PublicKey)
+        signature, bob_pubkey_sig, (receipt_bytes, packed_pfrags) = payload_splitter(rest_payload, msgpack_remainder=True)
+        pfrags = msgpack.loads(packed_pfrags)
+        verified = signature.verify(receipt_bytes, bob_pubkey_sig)
+        if not verified:
+            raise ValueError("This doesn't appear to be from Bob.")
+        return cls(kfrag_hrac, pfrags, receipt_bytes, signature, bob_pubkey_sig)
+
+    def payload(self):
+        return bytes(self.receipt_signature) + self.bob_pubkey_sig + msgpack.dumps((self.receipt_bytes, msgpack.dumps(self.pfrags)))
+
 

tests/network/test_network_upgrade.py

@@ -31,10 +31,14 @@ def test_bob_can_issue_a_work_order_to_a_specific_ursula(enacted_policy_group, a
     assert len(bob._ursulas) == len(ursulas)
 
     p_frags = (b"llamas", b"dingos")
-    work_order = bob.generate_work_order(p_frags)
+    work_orders = bob.generate_work_orders(enacted_policy_group, p_frags, num_ursulas=1)
+
+    assert len(work_orders) == 1
 
     networky_stuff = MockNetworkyStuff(ursulas)
-    bob.issue_work_order(networky_stuff, work_order, num_ursulas=1)  # Issue the work order only to the first Ursula.
+
+    for ursula_dht_key, work_order in work_orders.items():
+        bob.get_reencrypted_c_frag(networky_stuff, work_order)  # Issue the work order only to the first Ursula.
 
     first_ursula = bob.get_ursula(0)
     work_orders_from_bob = first_ursula.work_orders(bob=bob)