WIP feature_fedpeg with bitcoind

qa/rpc-tests/feature_fedpeg.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
 
 from decimal import Decimal
+import os
 import json
 import time
 
@@ -10,6 +11,7 @@
     connect_nodes_bi,
     rpc_auth_pair,
     rpc_port,
+    p2p_port,
     start_node,
     start_nodes,
     stop_node,
@@ -47,27 +49,57 @@ def __init__(self):
         self.setup_clean_chain = True
         self.num_nodes = 4
 
+    def add_options(self, parser):
+        parser.add_option("--parent_binpath", dest="parent_binpath", default="",
+                          help="Use a different binary for launching nodes")
+        parser.add_option("--parent_bitcoin", dest="parent_bitcoin", default=False, action="store_true",
+                          help="Parent nodes are Bitcoin")
+
     def setup_network(self, split=False):
 
         # Parent chain args
-        self.extra_args = [[
-            # '-printtoconsole',
-            '-validatepegin=0',
-            '-anyonecanspendaremine',
-            '-initialfreecoins=2100000000000000',
-        ]] * 2
-
-        self.nodes = start_nodes(2, self.options.tmpdir, self.extra_args[:2], chain='parent')
+        chain = None
+        if self.options.parent_bitcoin:
+            if self.options.parent_binpath == "":
+                raise "Can't run with --parent_bitcoin without specifying --parent_binpath"
+            chain = "regtest"
+            self.extra_args = [[
+                "-regtest=1",
+                "-port="+str(p2p_port(n)),
+                "-rpcuser="+rpc_auth_pair(n)[0],
+                "-rpcpassword="+rpc_auth_pair(n)[1],
+                "-rpcport="+str(rpc_port(n)),
+                "-testnet=0",
+                "-txindex=1",
+                "-addresstype=legacy", # To make sure bitcoind gives back p2pkh no matter version
+                "-connect=localhost:"+str(p2p_port((n+1)%2)),
+                "-listen=1",
+                #"-debug"
+            ] for n in range(2)]
+        else:
+            chain = "parent"
+            self.extra_args = [[
+                # '-printtoconsole',
+                '-validatepegin=0',
+                '-anyonecanspendaremine',
+                '-initialfreecoins=2100000000000000',
+            ]] * 2
+
+        binary = None
+        if self.options.parent_binpath != "":
+            binary = [self.options.parent_binpath] * 2
+        self.nodes = start_nodes(2, self.options.tmpdir, self.extra_args[:2], binary=binary, chain=chain)
         connect_nodes_bi(self.nodes, 0, 1)
         self.parentgenesisblockhash = self.nodes[0].getblockhash(0)
         print('parentgenesisblockhash', self.parentgenesisblockhash)
-        parent_pegged_asset = self.nodes[0].getsidechaininfo()['pegged_asset']
+        if not self.options.parent_bitcoin:
+            parent_pegged_asset = self.nodes[0].getsidechaininfo()['pegged_asset']
 
         # Sidechain args
         parent_chain_signblockscript = '51'
         for n in range(2):
             rpc_u, rpc_p = rpc_auth_pair(n)
-            self.extra_args.append([
+            args = [
                 # '-printtoconsole',
                 '-parentgenesisblockhash=%s' % self.parentgenesisblockhash,
                 '-validatepegin=1',
@@ -80,9 +112,13 @@ def setup_network(self, split=False):
                 '-mainchainrpcpassword=%s' % rpc_p,
                 '-parentpubkeyprefix=235',
                 '-parentscriptprefix=75',
-                '-con_parent_chain_signblockscript=%s' % parent_chain_signblockscript,
-                '-con_parent_pegged_asset=%s' % parent_pegged_asset,
-            ])
+            ]
+            if not self.options.parent_bitcoin:
+                args.extend([
+                    '-con_parent_chain_signblockscript=%s' % parent_chain_signblockscript,
+                    '-con_parent_pegged_asset=%s' % parent_pegged_asset,
+                ])
+            self.extra_args.append(args)
             self.nodes.append(start_node(n + 2, self.options.tmpdir, self.extra_args[n + 2], chain='sidechain'))
 
         connect_nodes_bi(self.nodes, 2, 3)

qa/rpc-tests/test_framework/util.py

@@ -340,7 +340,9 @@ def start_node(i, dirname, extra_args=None, rpchost=None, timewait=None, binary=
     datadir = os.path.join(dirname, "node"+str(i))
     if binary is None:
         binary = os.getenv("ELEMENTSD", "elementsd")
-    args = [ binary, '-chain='+chain, "-datadir="+datadir, "-server", "-keypool=1", "-discover=0", "-rest", "-mocktime="+str(get_mocktime()) ]
+    args = [ binary, "-datadir="+datadir, "-server", "-keypool=1", "-discover=0", "-rest", "-mocktime="+str(get_mocktime()) ]
+    if chain != "regtest": #TODO(stevenroose) remove if unnecessary or when bitcoind has -chain
+        args.append("-chain="+chain)
     if extra_args is not None: args.extend(extra_args)
     bitcoind_processes[i] = subprocess.Popen(args)
     if os.getenv("PYTHON_DEBUG", ""):