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122 lines
5.1 KiB
122 lines
5.1 KiB
#!/usr/bin/env python3 |
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# Copyright (c) 2016 The Bitcoin Core developers |
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# Distributed under the MIT software license, see the accompanying |
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# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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"""Test Hierarchical Deterministic wallet function.""" |
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from test_framework.test_framework import BitcoinTestFramework |
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from test_framework.util import ( |
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assert_equal, |
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connect_nodes_bi, |
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) |
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import shutil |
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import os |
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class WalletHDTest(BitcoinTestFramework): |
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def set_test_params(self): |
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self.setup_clean_chain = True |
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self.num_nodes = 2 |
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self.extra_args = [[], ['-keypool=0']] |
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def run_test (self): |
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tmpdir = self.options.tmpdir |
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# Make sure can't switch off usehd after wallet creation |
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self.stop_node(1) |
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self.assert_start_raises_init_error(1, ['-usehd=0'], 'already existing HD wallet') |
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self.start_node(1) |
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connect_nodes_bi(self.nodes, 0, 1) |
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# Make sure we use hd, keep masterkeyid |
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masterkeyid = self.nodes[1].getwalletinfo()['hdmasterkeyid'] |
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assert_equal(len(masterkeyid), 40) |
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# create an internal key |
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change_addr = self.nodes[1].getrawchangeaddress() |
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change_addrV= self.nodes[1].validateaddress(change_addr) |
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assert_equal(change_addrV["hdkeypath"], "m/0'/1'/0'") #first internal child key |
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# Import a non-HD private key in the HD wallet |
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non_hd_add = self.nodes[0].getnewaddress() |
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self.nodes[1].importprivkey(self.nodes[0].dumpprivkey(non_hd_add)) |
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# This should be enough to keep the master key and the non-HD key |
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self.nodes[1].backupwallet(tmpdir + "/hd.bak") |
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#self.nodes[1].dumpwallet(tmpdir + "/hd.dump") |
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# Derive some HD addresses and remember the last |
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# Also send funds to each add |
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self.nodes[0].generate(101) |
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hd_add = None |
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num_hd_adds = 300 |
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for i in range(num_hd_adds): |
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hd_add = self.nodes[1].getnewaddress() |
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hd_info = self.nodes[1].validateaddress(hd_add) |
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assert_equal(hd_info["hdkeypath"], "m/0'/0'/"+str(i)+"'") |
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assert_equal(hd_info["hdmasterkeyid"], masterkeyid) |
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self.nodes[0].sendtoaddress(hd_add, 1) |
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self.nodes[0].generate(1) |
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self.nodes[0].sendtoaddress(non_hd_add, 1) |
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self.nodes[0].generate(1) |
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# create an internal key (again) |
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change_addr = self.nodes[1].getrawchangeaddress() |
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change_addrV= self.nodes[1].validateaddress(change_addr) |
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assert_equal(change_addrV["hdkeypath"], "m/0'/1'/1'") #second internal child key |
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self.sync_all() |
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assert_equal(self.nodes[1].getbalance(), num_hd_adds + 1) |
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self.log.info("Restore backup ...") |
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self.stop_node(1) |
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# we need to delete the complete regtest directory |
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# otherwise node1 would auto-recover all funds in flag the keypool keys as used |
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shutil.rmtree(os.path.join(tmpdir, "node1/regtest/blocks")) |
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shutil.rmtree(os.path.join(tmpdir, "node1/regtest/chainstate")) |
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shutil.copyfile(os.path.join(tmpdir, "hd.bak"), os.path.join(tmpdir, "node1/regtest/wallet.dat")) |
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self.start_node(1) |
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# Assert that derivation is deterministic |
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hd_add_2 = None |
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for _ in range(num_hd_adds): |
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hd_add_2 = self.nodes[1].getnewaddress() |
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hd_info_2 = self.nodes[1].validateaddress(hd_add_2) |
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assert_equal(hd_info_2["hdkeypath"], "m/0'/0'/"+str(_)+"'") |
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assert_equal(hd_info_2["hdmasterkeyid"], masterkeyid) |
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assert_equal(hd_add, hd_add_2) |
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connect_nodes_bi(self.nodes, 0, 1) |
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self.sync_all() |
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# Needs rescan |
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self.stop_node(1) |
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self.start_node(1, extra_args=self.extra_args[1] + ['-rescan']) |
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assert_equal(self.nodes[1].getbalance(), num_hd_adds + 1) |
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# Try a RPC based rescan |
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self.stop_node(1) |
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shutil.rmtree(os.path.join(tmpdir, "node1/regtest/blocks")) |
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shutil.rmtree(os.path.join(tmpdir, "node1/regtest/chainstate")) |
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shutil.copyfile(os.path.join(tmpdir, "hd.bak"), os.path.join(tmpdir, "node1/regtest/wallet.dat")) |
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self.start_node(1, extra_args=self.extra_args[1]) |
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connect_nodes_bi(self.nodes, 0, 1) |
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self.sync_all() |
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out = self.nodes[1].rescanblockchain(0, 1) |
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assert_equal(out['start_height'], 0) |
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assert_equal(out['stop_height'], 1) |
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out = self.nodes[1].rescanblockchain() |
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assert_equal(out['start_height'], 0) |
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assert_equal(out['stop_height'], self.nodes[1].getblockcount()) |
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assert_equal(self.nodes[1].getbalance(), num_hd_adds + 1) |
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# send a tx and make sure its using the internal chain for the changeoutput |
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txid = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1) |
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outs = self.nodes[1].decoderawtransaction(self.nodes[1].gettransaction(txid)['hex'])['vout'] |
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keypath = "" |
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for out in outs: |
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if out['value'] != 1: |
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keypath = self.nodes[1].validateaddress(out['scriptPubKey']['addresses'][0])['hdkeypath'] |
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assert_equal(keypath[0:7], "m/0'/1'") |
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if __name__ == '__main__': |
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WalletHDTest().main ()
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