handle invalid address, and address with no activity

[electrum-server.git] / backends / libbitcoin / history.py

diff --git a/backends/libbitcoin/history.py b/backends/libbitcoin/history.py
index 0967535..c9e807d 100644 (file)
--- a/backends/libbitcoin/history.py
+++ b/backends/libbitcoin/history.py
@@ -27,9 +27,10 @@ expiry_queue = ExpiryQueue()
 
 class MemoryPoolBuffer:
 
-    def __init__(self, txpool, chain):
+    def __init__(self, txpool, chain, monitor):
         self.txpool = txpool
         self.chain = chain
+        self.monitor = monitor
         # prevout: inpoint
         self.lookup_input = {}
         # payment_address: outpoint
@@ -38,14 +39,15 @@ class MemoryPoolBuffer:
         self.timestamps = {}
 
     def recv_tx(self, tx, handle_store):
-        tx_hash = bitcoin.hash_transaction(tx)
+        tx_hash = str(bitcoin.hash_transaction(tx))
         desc = (tx_hash, [], [])
         for input in tx.inputs:
-            desc[1].append(input.previous_output)
+            prevout = input.previous_output
+            desc[1].append((str(prevout.hash), prevout.index))
         for idx, output in enumerate(tx.outputs):
             address = bitcoin.payment_address()
             if address.extract(output.output_script):
-                desc[2].append((idx, address))
+                desc[2].append((idx, str(address)))
         self.txpool.store(tx,
             bind(self.confirmed, _1, desc),
             bind(self.mempool_stored, _1, desc, handle_store))
@@ -56,15 +58,17 @@ class MemoryPoolBuffer:
             handle_store(ec)
             return
         for idx, prevout in enumerate(prevouts):
-            inpoint = bitcoin.input_point()
-            inpoint.hash, inpoint.index = tx_hash, idx
-            self.lookup_input[str(prevout)] = inpoint
+            #inpoint = bitcoin.input_point()
+            #inpoint.hash, inpoint.index = tx_hash, idx
+            prevout = "%s:%s" % prevout
+            self.lookup_input[prevout] = tx_hash, idx
         for idx, address in addrs:
-            outpoint = bitcoin.output_point()
-            outpoint.hash, outpoint.index = tx_hash, idx
-            self.lookup_address[str(address)] = outpoint
-        self.timestamps[str(tx_hash)] = int(time.time())
+            #outpoint = bitcoin.output_point()
+            #outpoint.hash, outpoint.index = tx_hash, idx
+            self.lookup_address[str(address)] = tx_hash, idx
+        self.timestamps[tx_hash] = int(time.time())
         handle_store(ec)
+        self.monitor.tx_stored(desc)
 
     def confirmed(self, ec, desc):
         tx_hash, prevouts, addrs = desc
@@ -73,15 +77,18 @@ class MemoryPoolBuffer:
             return
         print "Confirmed", tx_hash
         for idx, prevout in enumerate(prevouts):
-            inpoint = bitcoin.input_point()
-            inpoint.hash, inpoint.index = tx_hash, idx
-            assert self.lookup_input[str(prevout)] == inpoint
-            del self.lookup_input[str(prevout)]
+            #inpoint = bitcoin.input_point()
+            #inpoint.hash, inpoint.index = tx_hash, idx
+            prevout = "%s:%s" % prevout
+            assert self.lookup_input[prevout] == (tx_hash, idx)
+            del self.lookup_input[prevout]
         for idx, address in addrs:
-            outpoint = bitcoin.output_point()
-            outpoint.hash, outpoint.index = tx_hash, idx
+            #outpoint = bitcoin.output_point()
+            #outpoint.hash, outpoint.index = tx_hash, idx
+            outpoint = tx_hash, idx
             self.lookup_address.delete(str(address), outpoint)
-        del self.timestamps[str(tx_hash)]
+        del self.timestamps[tx_hash]
+        self.monitor.tx_confirmed(desc)
 
     def check(self, output_points, address, handle):
         class ExtendableDict(dict):
@@ -91,8 +98,8 @@ class MemoryPoolBuffer:
             if self.lookup_input.has_key(str(outpoint)):
                 point = self.lookup_input[str(outpoint)]
                 info = ExtendableDict()
-                info["tx_hash"] = str(point.hash)
-                info["index"] = point.index
+                info["tx_hash"] = point[0]
+                info["index"] = point[1]
                 info["is_input"] = 1
                 info["timestamp"] = self.timestamps[info["tx_hash"]]
                 result.append(info)
@@ -171,6 +178,9 @@ class History:
             bind(self.start_loading, _1, output_points))
 
     def start_loading(self, membuf_result, output_points):
+        if len(membuf_result) == 0 and len(output_points) == 0:
+            self.handle_finish([])
+            self.stopped()
         # Create a bunch of entry lines which are outputs and
         # then their corresponding input (if it exists)
         for outpoint in output_points:
@@ -303,6 +313,10 @@ class History:
         if self.inputs_all_loaded(info["inputs"]):
             # We are the sole input
             assert(info["is_input"] == 1)
+            # No more inputs left to load
+            # This info has finished loading
+            info["height"] = None
+            info["block_hash"] = "mempool"
             self.finish_if_done()
         create_handler = lambda prevout_index, input_index: \
             bind(self.load_input_pool_tx, _1, _2,
@@ -432,19 +446,33 @@ if __name__ == "__main__":
                 print begin, " " * (12 - len(begin)), v
             print
 
+    class FakeMonitor:
+        def tx_stored(self, tx):
+            pass
+        def tx_confirmed(self, tx):
+            pass
+
     service = bitcoin.async_service(1)
-    prefix = "/home/genjix/libbitcoin/database.old"
+    prefix = "/home/genjix/libbitcoin/database"
     chain = bitcoin.bdb_blockchain(service, prefix, blockchain_started)
     txpool = bitcoin.transaction_pool(service, chain)
-    membuf = MemoryPoolBuffer(txpool, chain)
+    membuf = MemoryPoolBuffer(txpool, chain, FakeMonitor())
     membuf.recv_tx(tx_a, store_tx)
     membuf.recv_tx(tx_b, store_tx)
+
+    txdat = bitcoin.data_chunk("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")
+    req = {"id": 110, "params": ["1GULoCDnGjhfSWzHs6zDzBxbKt9DR7uRbt"]}
+    ex = bitcoin.satoshi_exporter()
+    tx = ex.load_transaction(txdat)
+    time.sleep(4)
+    membuf.recv_tx(tx, store_tx)
+
     raw_input()
-    address = "1Jqu2PVGDvNv4La113hgCJsvRUCDb3W65D", "1EMnecJFwihf2pf4nE2m8fUNFKVRMWKqhR"
+    address = "1Jqu2PVGDvNv4La113hgCJsvRUCDb3W65D", "1GULoCDnGjhfSWzHs6zDzBxbKt9DR7uRbt"
     #address = "1Pbn3DLXfjqF1fFV9YPdvpvyzejZwkHhZE"
     print "Looking up", address
     payment_history(chain, txpool, membuf, address[0], finish)
-    payment_history(chain, txpool, membuf, address[1], finish)
+    #payment_history(chain, txpool, membuf, address[1], finish)
     raw_input()
     print "Stopping..."