--- /dev/null
+#!/usr/bin/python
+#
+# Cumulus: Efficient Filesystem Backup to the Cloud
+# Copyright (C) 2012 The Cumulus Developers
+# See the AUTHORS file for a list of contributors.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# Print a dump containing file metadata and content digests for a specified
+# file system tree. Used to compare file system trees when running tests.
+
+import hashlib
+import os
+import stat
+import sys
+
+include_mode = True
+include_mtime = True
+
+def stat_file(path):
+ st = os.lstat(path)
+ metadata = [path]
+ if include_mode:
+ metadata.append("mode=%o" % st.st_mode)
+ if include_mtime:
+ metadata.append("size=%d" % st.st_mtime)
+ if stat.S_ISREG(st.st_mode):
+ digest = hashlib.sha256()
+ BUF_SIZE = 1 << 16
+ f = open(path, "r")
+ while True:
+ buf = f.read(BUF_SIZE)
+ if not buf: break
+ digest.update(buf)
+ metadata.append("sha256=%s" % digest.hexdigest())
+ return metadata
+
+def dump_tree(root):
+ files = []
+ for (dirpath, dirnames, filenames) in os.walk(root):
+ for d in dirnames:
+ files.append(stat_file(os.path.join(dirpath, d)))
+ for f in filenames:
+ files.append(stat_file(os.path.join(dirpath, f)))
+ files.sort()
+ return files
+
+if __name__ == "__main__":
+ if len(sys.argv) > 1:
+ root = sys.argv[1]
+ else:
+ root = "."
+ os.chdir(root)
+ for file in dump_tree("."):
+ print " ".join(map(str, file))