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-rwxr-xr-xtest/functional/feature_txindex_compatibility.py92
1 files changed, 92 insertions, 0 deletions
diff --git a/test/functional/feature_txindex_compatibility.py b/test/functional/feature_txindex_compatibility.py
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+++ b/test/functional/feature_txindex_compatibility.py
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+#!/usr/bin/env python3
+# Copyright (c) 2021 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+"""Test that legacy txindex will be disabled on upgrade.
+
+Previous releases are required by this test, see test/README.md.
+"""
+
+import os
+import shutil
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.wallet import MiniWallet
+
+
+class MempoolCompatibilityTest(BitcoinTestFramework):
+ def set_test_params(self):
+ self.num_nodes = 3
+ self.extra_args = [
+ ["-reindex", "-txindex"],
+ [],
+ [],
+ ]
+
+ def skip_test_if_missing_module(self):
+ self.skip_if_no_previous_releases()
+
+ def setup_network(self):
+ self.add_nodes(
+ self.num_nodes,
+ self.extra_args,
+ versions=[
+ 160300, # Last release with legacy txindex
+ None, # For MiniWallet, without migration code
+ 200100, # Any release with migration code (0.17.x - 22.x)
+ ],
+ )
+ self.start_nodes()
+ self.connect_nodes(0, 1)
+ self.connect_nodes(1, 2)
+
+ def run_test(self):
+ mini_wallet = MiniWallet(self.nodes[1])
+ mini_wallet.rescan_utxos()
+ spend_utxo = mini_wallet.get_utxo()
+ mini_wallet.send_self_transfer(from_node=self.nodes[1], utxo_to_spend=spend_utxo)
+ self.generate(self.nodes[1], 1)
+
+ self.log.info("Check legacy txindex")
+ self.nodes[0].getrawtransaction(txid=spend_utxo["txid"]) # Requires -txindex
+
+ self.stop_nodes()
+ legacy_chain_dir = os.path.join(self.nodes[0].datadir, self.chain)
+
+ self.log.info("Migrate legacy txindex")
+ migrate_chain_dir = os.path.join(self.nodes[2].datadir, self.chain)
+ shutil.rmtree(migrate_chain_dir)
+ shutil.copytree(legacy_chain_dir, migrate_chain_dir)
+ with self.nodes[2].assert_debug_log([
+ "Upgrading txindex database...",
+ "txindex is enabled at height 200",
+ ]):
+ self.start_node(2, extra_args=["-txindex"])
+ self.nodes[2].getrawtransaction(txid=spend_utxo["txid"]) # Requires -txindex
+
+ self.log.info("Drop legacy txindex")
+ drop_index_chain_dir = os.path.join(self.nodes[1].datadir, self.chain)
+ shutil.rmtree(drop_index_chain_dir)
+ shutil.copytree(legacy_chain_dir, drop_index_chain_dir)
+ self.nodes[1].assert_start_raises_init_error(
+ extra_args=["-txindex"],
+ expected_msg="Error: The block index db contains a legacy 'txindex'. To clear the occupied disk space, run a full -reindex, otherwise ignore this error. This error message will not be displayed again.",
+ )
+ # Build txindex from scratch and check there is no error this time
+ self.start_node(1, extra_args=["-txindex"])
+ self.nodes[2].getrawtransaction(txid=spend_utxo["txid"]) # Requires -txindex
+
+ self.stop_nodes()
+
+ self.log.info("Check migrated txindex can not be read by legacy node")
+ err_msg = f": You need to rebuild the database using -reindex to change -txindex.{os.linesep}Please restart with -reindex or -reindex-chainstate to recover."
+ shutil.rmtree(legacy_chain_dir)
+ shutil.copytree(migrate_chain_dir, legacy_chain_dir)
+ self.nodes[0].assert_start_raises_init_error(extra_args=["-txindex"], expected_msg=err_msg)
+ shutil.rmtree(legacy_chain_dir)
+ shutil.copytree(drop_index_chain_dir, legacy_chain_dir)
+ self.nodes[0].assert_start_raises_init_error(extra_args=["-txindex"], expected_msg=err_msg)
+
+
+if __name__ == "__main__":
+ MempoolCompatibilityTest().main()