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test/functional/feature_blockfilterindex_prune.py
- This file was added.
| Property | Old Value | New Value |
|---|---|---|
| File Mode | null | 100755 |
| #!/usr/bin/env python3 | |||||
| # Copyright (c) 2020 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 blockfilterindex in conjunction with prune.""" | |||||
| from test_framework.test_framework import BitcoinTestFramework | |||||
| from test_framework.util import ( | |||||
| assert_equal, | |||||
| assert_greater_than, | |||||
| assert_raises_rpc_error, | |||||
| ) | |||||
| class FeatureBlockfilterindexPruneTest(BitcoinTestFramework): | |||||
| def set_test_params(self): | |||||
| self.num_nodes = 1 | |||||
| self.extra_args = [["-fastprune", "-prune=1", "-blockfilterindex=1"]] | |||||
| def sync_index(self, height): | |||||
| expected = { | |||||
| 'basic block filter index': { | |||||
| 'synced': True, | |||||
| 'best_block_height': height | |||||
| } | |||||
| } | |||||
| self.wait_until(lambda: self.nodes[0].getindexinfo() == expected) | |||||
| def run_test(self): | |||||
| node = self.nodes[0] | |||||
| self.log.info("check if we can access a blockfilter when pruning is " | |||||
| "enabled but no blocks are actually pruned") | |||||
| self.sync_index(200) | |||||
| assert_greater_than( | |||||
| len(node.getblockfilter(node.getbestblockhash())['filter']), | |||||
| 0) | |||||
| node.generate(500) | |||||
| self.sync_index(height=700) | |||||
| self.log.info("prune some blocks") | |||||
| pruneheight = node.pruneblockchain(400) | |||||
| # The difference in number of blocks per block file between Bitcoin ABC | |||||
| # and Bitcoin Core is caused by additional witness data in coinbase | |||||
| # transactions for core. | |||||
| assert_equal(pruneheight, 346) | |||||
| self.log.info("check if we can access the tips blockfilter when we have" | |||||
| " pruned some blocks") | |||||
| assert_greater_than( | |||||
| len(node.getblockfilter(node.getbestblockhash())['filter']), | |||||
| 0) | |||||
| self.log.info("check if we can access the blockfilter of a pruned " | |||||
| "block") | |||||
| assert_greater_than( | |||||
| len(node.getblockfilter(node.getblockhash(2))['filter']), | |||||
| 0) | |||||
| # mine and sync index up to a height that will later be the pruneheight | |||||
| node.generate(338) | |||||
| # Backport note: 3 blk?????.dat file with 346 blocks each makes 1038. | |||||
| self.sync_index(height=1038) | |||||
| self.log.info("start node without blockfilterindex") | |||||
| self.restart_node(0, extra_args=["-fastprune", "-prune=1"]) | |||||
| self.log.info("make sure accessing the blockfilters throws an error") | |||||
| assert_raises_rpc_error( | |||||
| -1, "Index is not enabled for filtertype basic", | |||||
| node.getblockfilter, node.getblockhash(2)) | |||||
| node.generate(462) | |||||
| self.log.info("prune exactly up to the blockfilterindexes best block " | |||||
| "while blockfilters are disabled") | |||||
| pruneheight_2 = self.nodes[0].pruneblockchain(1040) | |||||
| assert_equal(pruneheight_2, 1038) | |||||
| self.restart_node( | |||||
| 0, extra_args=["-fastprune", "-prune=1", "-blockfilterindex=1"]) | |||||
| self.log.info("make sure that we can continue with the partially synced" | |||||
| " index after having pruned up to the index height") | |||||
| self.sync_index(height=1500) | |||||
| self.log.info("prune below the blockfilterindexes best block while " | |||||
| "blockfilters are disabled") | |||||
| self.restart_node( | |||||
| 0, | |||||
| extra_args=["-fastprune", "-prune=1"]) | |||||
| node.generate(1000) | |||||
| pruneheight_3 = self.nodes[0].pruneblockchain(2000) | |||||
| assert_greater_than(pruneheight_3, pruneheight_2) | |||||
| self.stop_node(0) | |||||
| self.log.info("make sure we get an init error when starting the node " | |||||
| "again with block filters") | |||||
| with node.assert_debug_log( | |||||
| ["basic block filter index best block of the index goes beyond " | |||||
| "pruned data. Please disable the index or reindex (which will " | |||||
| "download the whole blockchain again)"]): | |||||
| node.assert_start_raises_init_error( | |||||
| extra_args=["-fastprune", "-prune=1", "-blockfilterindex=1"]) | |||||
| self.log.info("make sure the node starts again with the -reindex arg") | |||||
| self.start_node( | |||||
| 0, | |||||
| extra_args=["-fastprune", "-prune=1", "-blockfilterindex", | |||||
| "-reindex"]) | |||||
| if __name__ == '__main__': | |||||
| FeatureBlockfilterindexPruneTest().main() | |||||