dexX7 · November 2, 2014 23:46 · Nov 2, 2014
diff --git a/leveldb_dump.py b/leveldb_dump.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+import binascii
+import sys
+
+import leveldb
+
+def b2x(b):
+    """Convert bytes to a hex string"""
+    if sys.version > '3':
+        return binascii.hexlify(b).decode('utf8')
+    else:
+        return binascii.hexlify(b)
+
+def db_count(filepath):
+    """Prints number of records in LevelDB database"""
+    db = leveldb.LevelDB(filepath)
+    count = 1
+    for k in db.RangeIter(None, None, False):
+        count += 1
+    print(count)
+
+def db_dump(filepath, to_hex=0):
+    """Prints records of LevelDB database"""
+    db = leveldb.LevelDB(filepath)
+    for k, v in db.RangeIter(None, None):
+        if to_hex:
+            k = b2x(k)
+            v = b2x(v)
+        print('%s %s' % (k, v,))
+
+if __name__ == '__main__':
+    if len(sys.argv) == 1:
+        print('Dumps or counts content of one or more LevelDB databases.')
+        print('Binary entries can be converted to hex.\n')
+        print('Usage:')
+        print('  python %s [--count] [--binary] path1 [path2, path3, ...]\n' % (sys.argv[0],))
+        print('Examples:')
+        print('  python %s ~/.bitcoin/testnet3/MP_spinfo/' % (sys.argv[0],))
+        print('  python %s --count ~/.bitcoin/testnet3/MP_txlist/' % (sys.argv[0],))
+        print('  python %s --binary ~/.bitcoin/testnet3/chainstate/' % (sys.argv[0],))
+
+    count  = 0
+    to_hex = 0
+    for arg in sys.argv[1:]:
+        if '--count' in arg:
+            count = 1
+            continue
+        if '--binary' in arg:
+            to_hex = 1
+            continue
+
+        if count:
+            db_count(arg)
+        else:
+            db_dump(arg, to_hex)