From 7ac281c19cd3d11f316dbbb3308eabf1ad4f26d6 Mon Sep 17 00:00:00 2001
From: Hodlinator <172445034+hodlinator@users.noreply.github.com>
Date: Fri, 7 Mar 2025 00:34:44 +0100
Subject: [PATCH] qa: Add missing coverage of corrupt indexes

---
 test/functional/feature_init.py | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/test/functional/feature_init.py b/test/functional/feature_init.py
index 4a2f7ecf42f..f3efb87997d 100755
--- a/test/functional/feature_init.py
+++ b/test/functional/feature_init.py
@@ -87,7 +87,7 @@ class InitTest(BitcoinTestFramework):
             lines_to_terminate_after.append(b'Verifying wallet')
 
         for terminate_line in lines_to_terminate_after:
-            self.log.info(f"Starting node and will exit after line {terminate_line}")
+            self.log.info(f"Starting node and will terminate after line {terminate_line}")
             with node.busy_wait_for_debug_log([terminate_line]):
                 node.start(extra_args=['-txindex=1', '-blockfilterindex=1', '-coinstatsindex=1'])
             self.log.debug("Terminating node after terminate line was found")
@@ -102,12 +102,22 @@ class InitTest(BitcoinTestFramework):
             'blocks/index/*.ldb': 'Error opening block database.',
             'chainstate/*.ldb': 'Error opening coins database.',
             'blocks/blk*.dat': 'Error loading block database.',
+            'indexes/txindex/MANIFEST*': 'LevelDB error: Corruption: CURRENT points to a non-existent file',
+            # Removing these files does not result in a startup error:
+            # 'indexes/blockfilter/basic/*.dat', 'indexes/blockfilter/basic/db/*.*', 'indexes/coinstats/db/*.*',
+            # 'indexes/txindex/*.log', 'indexes/txindex/CURRENT', 'indexes/txindex/LOCK'
         }
 
         files_to_perturb = {
             'blocks/index/*.ldb': 'Error loading block database.',
             'chainstate/*.ldb': 'Error opening coins database.',
             'blocks/blk*.dat': 'Corrupted block database detected.',
+            'indexes/blockfilter/basic/db/*.*': 'LevelDB error: Corruption',
+            'indexes/coinstats/db/*.*': 'LevelDB error: Corruption',
+            'indexes/txindex/*.log': 'LevelDB error: Corruption',
+            'indexes/txindex/CURRENT': 'LevelDB error: Corruption',
+            # Perturbing these files does not result in a startup error:
+            # 'indexes/blockfilter/basic/*.dat', 'indexes/txindex/MANIFEST*', 'indexes/txindex/LOCK'
         }
 
         for file_patt, err_fragment in files_to_delete.items():
@@ -129,9 +139,10 @@ class InitTest(BitcoinTestFramework):
             self.stop_node(0)
 
         self.log.info("Test startup errors after perturbing certain essential files")
+        dirs = ["blocks", "chainstate", "indexes"]
         for file_patt, err_fragment in files_to_perturb.items():
-            shutil.copytree(node.chain_path / "blocks", node.chain_path / "blocks_bak")
-            shutil.copytree(node.chain_path / "chainstate", node.chain_path / "chainstate_bak")
+            for dir in dirs:
+                shutil.copytree(node.chain_path / dir, node.chain_path / f"{dir}_bak")
             target_files = list(node.chain_path.glob(file_patt))
 
             for target_file in target_files:
@@ -145,10 +156,9 @@ class InitTest(BitcoinTestFramework):
 
             start_expecting_error(err_fragment)
 
-            shutil.rmtree(node.chain_path / "blocks")
-            shutil.rmtree(node.chain_path / "chainstate")
-            shutil.move(node.chain_path / "blocks_bak", node.chain_path / "blocks")
-            shutil.move(node.chain_path / "chainstate_bak", node.chain_path / "chainstate")
+            for dir in dirs:
+                shutil.rmtree(node.chain_path / dir)
+                shutil.move(node.chain_path / f"{dir}_bak", node.chain_path / dir)
 
     def init_pid_test(self):
         BITCOIN_PID_FILENAME_CUSTOM = "my_fancy_bitcoin_pid_file.foobar"