WIP Add threaded lookups (currently notifier gets confused)

clicada/cli/user.py

@@ -2,6 +2,8 @@
 import sys
 import logging
 import datetime
+import threading
+from queue import SimpleQueue as Queue
 
 # external imports
 from cic_eth_registry import CICRegistry
@@ -123,26 +125,115 @@ Tags: {}""".format(
     tx_store = FileTxStore(store_path, rpc=raw_rpc, notifier=ctrl)
     tx_lines = []
     seen_tokens = {}
+
+    tx_threads = []
+
+    token_resolver_queue = Queue()
+    token_result_queue = Queue()
+    tx_queue = Queue()
+    token_resolver_worker = TokenResolverWorker(user_address, ctrl, token_store, token_resolver_queue, token_result_queue)
+    token_resolver_worker.start()
+
     for tx_src in txs['data']:
         tx_hash = strip_0x(tx_src['tx_hash'])
-        ctrl.notify('resolve details for tx {}'.format(tx_hash))
-        tx = ResolvedTokenTx.from_dict(tx_src)
-        tx.resolve(token_store, user_address_store, show_decimals=True, update=ctrl.get('_FORCE'))
-        tx_lines.append(tx)
-        seen_tokens[tx.source_token_label] = tx.source_token
-        seen_tokens[tx.destination_token_label] = tx.destination_token
-        tx_store.put(tx_hash, str(tx_src), overwrite=ctrl.get('_FORCE_ALL'))
+        tx_worker = TxResolverWorker(tx_hash, tx_src, ctrl, tx_store, token_store, user_address_store, token_resolver_queue, tx_queue, show_decimals=True, update=ctrl.get('_FORCE'))
+        tx_thread = tx_worker.start()
+        tx_threads.append(tx_worker)
+
+
+#        tx = ResolvedTokenTx.from_dict(tx_src)
+#        tx.resolve(token_store, user_address_store, show_decimals=True, update=ctrl.get('_FORCE'))
+#        tx_lines.append(tx)
+#        seen_tokens[tx.source_token_label] = tx.source_token
+#        seen_tokens[tx.destination_token_label] = tx.destination_token
+#        tx_store.put(tx_hash, str(tx_src), overwrite=ctrl.get('_FORCE_ALL'))
+
+    # needs to be blocked by wait for all txs
+
+    for tx_thread in tx_threads:
+        tx_thread.join()
+
+    tx_queue.put(None)
+    token_result_queue.put_nowait(None)
 
     ctrl.write("Balances:")
-    for k in seen_tokens.keys():
-        ctrl.notify('resolve token {}'.format(seen_tokens[k]))
-        (token_symbol, token_decimals) = token_store.by_address(seen_tokens[k])
-        ctrl.notify('get token balance for {} => {}'.format(token_symbol, seen_tokens[k]))
-        balance = token_balance(ctrl.chain(), ctrl.conn(), seen_tokens[k], user_address)
-        fmt =  '{:.' + str(token_decimals) + 'f}'
-        decimal_balance = fmt.format(balance / (10 ** token_decimals))
-        ctrl.write("    {} {}".format(token_symbol, decimal_balance))
 
-    print()
-    for l in tx_lines:
+    while True:
+        l = tx_queue.get()
+        if l == None:
+            token_resolver_queue.put(None)
+            break
         ctrl.write(l)
+
+    token_resolver_worker.join()
+
+    while True:
+        l = token_result_queue.get()
+        logg.debug('llll {}'.format(l))
+        if l == None:
+            break
+        ctrl.write('    {} {}'.format(l[0], l[1]))
+
+
+
+
+class TxResolverWorker(threading.Thread):
+    def __init__(self, tx_hash, tx_src, ctrl, tx_store, token_store, user_address_store, token_queue, tx_queue, show_decimals=True, update=None):
+        self.tx_hash = tx_hash
+        self.tx_src = tx_src
+        self.ctrl = ctrl
+        self.token_store = token_store
+        self.user_address_store = user_address_store
+        self.show_decimals = show_decimals
+        self.update = update
+        self.token_queue = token_queue
+        self.tx_store = tx_store
+        self.tx_queue = tx_queue
+        super(TxResolverWorker, self).__init__()
+
+
+    def run(self):
+        self.ctrl.notify('resolve details for tx {}'.format(self.tx_hash))
+        tx = ResolvedTokenTx.from_dict(self.tx_src)
+        tx.resolve(self.token_store, self.user_address_store, show_decimals=self.show_decimals, update=self.update)
+        self.token_queue.put(tx.source_token)
+        self.token_queue.put(tx.destination_token)
+        self.tx_store.put(self.tx_hash, str(self.tx_src), overwrite=self.ctrl.get('_FORCE_ALL'))
+        self.tx_queue.put(tx)
+
+
+class TokenResolverWorker(threading.Thread):
+
+    def __init__(self, wallet_address, ctrl, token_store, in_queue, out_queue):
+        super(TokenResolverWorker, self).__init__()
+        self.ctrl = ctrl
+        self.token_store = token_store
+        self.in_queue = in_queue
+        self.out_queue = out_queue
+        self.seen_tokens = {}
+        self.wg = threading.Lock()
+        self.wallet_address = strip_0x(wallet_address)
+
+
+    def run(self):
+        while True:
+            token_address = self.in_queue.get()
+            self.wg.acquire()
+            if token_address == None:
+                logg.debug('token resolver end')
+                return
+            token_address = strip_0x(token_address)
+            if self.seen_tokens.get(token_address) != None:
+                self.wg.release()
+                continue
+            logg.debug('resolve token {}'.format(token_address))
+            self.ctrl.notify('resolve token {}'.format(token_address))
+            (token_symbol, token_decimals) = self.token_store.by_address(token_address)
+            self.seen_tokens[token_address] = token_address
+            self.ctrl.notify('get token balance for {} => {}'.format(token_symbol, self.seen_tokens[token_address]))
+            balance = token_balance(self.ctrl.chain(), self.ctrl.conn(), self.seen_tokens[token_address], self.wallet_address)
+            fmt =  '{:.' + str(token_decimals) + 'f}'
+            decimal_balance = fmt.format(balance / (10 ** token_decimals))
+            logg.debug('token balance for {} ({}) is {}'.format(token_symbol, token_address, decimal_balance))
+            self.out_queue.put((token_symbol, decimal_balance,))
+            self.wg.release()