diff options
| -rwxr-xr-x | test/functional/feature_pruning.py | 81 |
1 files changed, 34 insertions, 47 deletions
diff --git a/test/functional/feature_pruning.py b/test/functional/feature_pruning.py index 12da2655ee..c69d385580 100755 --- a/test/functional/feature_pruning.py +++ b/test/functional/feature_pruning.py @@ -23,7 +23,7 @@ TIMESTAMP_WINDOW = 2 * 60 * 60 def calc_usage(blockdir): - return sum(os.path.getsize(blockdir+f) for f in os.listdir(blockdir) if os.path.isfile(os.path.join(blockdir, f))) / (1024. * 1024.) + return sum(os.path.getsize(blockdir + f) for f in os.listdir(blockdir) if os.path.isfile(os.path.join(blockdir, f))) / (1024. * 1024.) class PruneTest(BitcoinTestFramework): def set_test_params(self): @@ -55,7 +55,7 @@ class PruneTest(BitcoinTestFramework): connect_nodes(self.nodes[0], 1) connect_nodes(self.nodes[1], 2) - connect_nodes(self.nodes[2], 0) + connect_nodes(self.nodes[0], 2) connect_nodes(self.nodes[0], 3) connect_nodes(self.nodes[0], 4) sync_blocks(self.nodes[0:5]) @@ -71,6 +71,7 @@ class PruneTest(BitcoinTestFramework): self.nodes[1].generate(200) sync_blocks(self.nodes[0:2]) self.nodes[0].generate(150) + # Then mine enough full blocks to create more than 550MiB of data for i in range(645): mine_large_block(self.nodes[0], self.utxo_cache_0) @@ -78,8 +79,7 @@ class PruneTest(BitcoinTestFramework): sync_blocks(self.nodes[0:5]) def test_height_min(self): - if not os.path.isfile(os.path.join(self.prunedir, "blk00000.dat")): - raise AssertionError("blk00000.dat is missing, pruning too early") + assert os.path.isfile(os.path.join(self.prunedir, "blk00000.dat")), "blk00000.dat is missing, pruning too early" self.log.info("Success") self.log.info("Though we're already using more than 550MiB, current usage: %d" % calc_usage(self.prunedir)) self.log.info("Mining 25 more blocks should cause the first block file to be pruned") @@ -93,8 +93,7 @@ class PruneTest(BitcoinTestFramework): self.log.info("Success") usage = calc_usage(self.prunedir) self.log.info("Usage should be below target: %d" % usage) - if (usage > 550): - raise AssertionError("Pruning target not being met") + assert_greater_than(550, usage) def create_chain_with_staleblocks(self): # Create stale blocks in manageable sized chunks @@ -121,8 +120,8 @@ class PruneTest(BitcoinTestFramework): mine_large_block(self.nodes[0], self.utxo_cache_0) # Create connections in the order so both nodes can see the reorg at the same time - connect_nodes(self.nodes[1], 0) - connect_nodes(self.nodes[2], 0) + connect_nodes(self.nodes[0], 1) + connect_nodes(self.nodes[0], 2) sync_blocks(self.nodes[0:3]) self.log.info("Usage can be over target because of high stale rate: %d" % calc_usage(self.prunedir)) @@ -138,20 +137,20 @@ class PruneTest(BitcoinTestFramework): height = self.nodes[1].getblockcount() self.log.info("Current block height: %d" % height) - invalidheight = height-287 - badhash = self.nodes[1].getblockhash(invalidheight) - self.log.info("Invalidating block %s at height %d" % (badhash,invalidheight)) - self.nodes[1].invalidateblock(badhash) + self.forkheight = height - 287 + self.forkhash = self.nodes[1].getblockhash(self.forkheight) + self.log.info("Invalidating block %s at height %d" % (self.forkhash, self.forkheight)) + self.nodes[1].invalidateblock(self.forkhash) # We've now switched to our previously mined-24 block fork on node 1, but that's not what we want # So invalidate that fork as well, until we're on the same chain as node 0/2 (but at an ancestor 288 blocks ago) - mainchainhash = self.nodes[0].getblockhash(invalidheight - 1) - curhash = self.nodes[1].getblockhash(invalidheight - 1) + mainchainhash = self.nodes[0].getblockhash(self.forkheight - 1) + curhash = self.nodes[1].getblockhash(self.forkheight - 1) while curhash != mainchainhash: self.nodes[1].invalidateblock(curhash) - curhash = self.nodes[1].getblockhash(invalidheight - 1) + curhash = self.nodes[1].getblockhash(self.forkheight - 1) - assert self.nodes[1].getblockcount() == invalidheight - 1 + assert self.nodes[1].getblockcount() == self.forkheight - 1 self.log.info("New best height: %d" % self.nodes[1].getblockcount()) # Reboot node1 to clear those giant tx's from mempool @@ -163,13 +162,12 @@ class PruneTest(BitcoinTestFramework): self.log.info("Reconnect nodes") connect_nodes(self.nodes[0], 1) - connect_nodes(self.nodes[2], 1) + connect_nodes(self.nodes[1], 2) sync_blocks(self.nodes[0:3], timeout=120) self.log.info("Verify height on node 2: %d" % self.nodes[2].getblockcount()) - self.log.info("Usage possibly still high bc of stale blocks in block files: %d" % calc_usage(self.prunedir)) - - self.log.info("Mine 220 more blocks so we have requisite history (some blocks will be big and cause pruning of previous chain)") + self.log.info("Usage possibly still high because of stale blocks in block files: %d" % calc_usage(self.prunedir)) + self.log.info("Mine 220 more large blocks so we have requisite history") # Get node0's wallet transactions back in its mempool, to avoid the # mined blocks from being too small. @@ -183,10 +181,7 @@ class PruneTest(BitcoinTestFramework): usage = calc_usage(self.prunedir) self.log.info("Usage should be below target: %d" % usage) - if (usage > 550): - raise AssertionError("Pruning target not being met") - - return invalidheight,badhash + assert_greater_than(550, usage) def reorg_back(self): # Verify that a block on the old main chain fork has been pruned away @@ -219,17 +214,17 @@ class PruneTest(BitcoinTestFramework): blocks_to_mine = first_reorg_height + 1 - self.mainchainheight self.log.info("Rewind node 0 to prev main chain to mine longer chain to trigger redownload. Blocks needed: %d" % blocks_to_mine) self.nodes[0].invalidateblock(curchainhash) - assert self.nodes[0].getblockcount() == self.mainchainheight - assert self.nodes[0].getbestblockhash() == self.mainchainhash2 + assert_equal(self.nodes[0].getblockcount(), self.mainchainheight) + assert_equal(self.nodes[0].getbestblockhash(), self.mainchainhash2) goalbesthash = self.nodes[0].generate(blocks_to_mine)[-1] goalbestheight = first_reorg_height + 1 self.log.info("Verify node 2 reorged back to the main chain, some blocks of which it had to redownload") # Wait for Node 2 to reorg to proper height wait_until(lambda: self.nodes[2].getblockcount() >= goalbestheight, timeout=900) - assert self.nodes[2].getbestblockhash() == goalbesthash + assert_equal(self.nodes[2].getbestblockhash(), goalbesthash) # Verify we can now have the data for a block previously pruned - assert self.nodes[2].getblock(self.forkhash)["height"] == self.forkheight + assert_equal(self.nodes[2].getblock(self.forkhash)["height"], self.forkheight) def manual_test(self, node_number, use_timestamp): # at this point, node has 995 blocks and has not yet run in prune mode @@ -287,38 +282,30 @@ class PruneTest(BitcoinTestFramework): # height=100 too low to prune first block file so this is a no-op prune(100) - if not has_block(0): - raise AssertionError("blk00000.dat is missing when should still be there") + assert has_block(0), "blk00000.dat is missing when should still be there" # Does nothing node.pruneblockchain(height(0)) - if not has_block(0): - raise AssertionError("blk00000.dat is missing when should still be there") + assert has_block(0), "blk00000.dat is missing when should still be there" # height=500 should prune first file prune(500) - if has_block(0): - raise AssertionError("blk00000.dat is still there, should be pruned by now") - if not has_block(1): - raise AssertionError("blk00001.dat is missing when should still be there") + assert not has_block(0), "blk00000.dat is still there, should be pruned by now" + assert has_block(1), "blk00001.dat is missing when should still be there" # height=650 should prune second file prune(650) - if has_block(1): - raise AssertionError("blk00001.dat is still there, should be pruned by now") + assert not has_block(1), "blk00001.dat is still there, should be pruned by now" # height=1000 should not prune anything more, because tip-288 is in blk00002.dat. prune(1000, 1001 - MIN_BLOCKS_TO_KEEP) - if not has_block(2): - raise AssertionError("blk00002.dat is still there, should be pruned by now") + assert has_block(2), "blk00002.dat is still there, should be pruned by now" # advance the tip so blk00002.dat and blk00003.dat can be pruned (the last 288 blocks should now be in blk00004.dat) node.generate(288) prune(1000) - if has_block(2): - raise AssertionError("blk00002.dat is still there, should be pruned by now") - if has_block(3): - raise AssertionError("blk00003.dat is still there, should be pruned by now") + assert not has_block(2), "blk00002.dat is still there, should be pruned by now" + assert not has_block(3), "blk00003.dat is still there, should be pruned by now" # stop node, start back up with auto-prune at 550 MiB, make sure still runs self.stop_node(node_number) @@ -339,7 +326,7 @@ class PruneTest(BitcoinTestFramework): connect_nodes(self.nodes[0], 5) nds = [self.nodes[0], self.nodes[5]] sync_blocks(nds, wait=5, timeout=300) - self.stop_node(5) #stop and start to trigger rescan + self.stop_node(5) # stop and start to trigger rescan self.start_node(5, extra_args=["-prune=550"]) self.log.info("Success") @@ -394,11 +381,11 @@ class PruneTest(BitcoinTestFramework): # +...+(1044) &.. $...$(1319) # Save some current chain state for later use - self.mainchainheight = self.nodes[2].getblockcount() #1320 + self.mainchainheight = self.nodes[2].getblockcount() # 1320 self.mainchainhash2 = self.nodes[2].getblockhash(self.mainchainheight) self.log.info("Check that we can survive a 288 block reorg still") - (self.forkheight,self.forkhash) = self.reorg_test() #(1033, ) + self.reorg_test() # (1033, ) # Now create a 288 block reorg by mining a longer chain on N1 # First disconnect N1 # Then invalidate 1033 on main chain and 1032 on fork so height is 1032 on main chain |