Python/apps/py-cutils: cutils/treesum.py annotate

annotate cutils/treesum.py @ 190:7e0c25a31757

First implementation of "treeview info" to print some information from the treeview digest files

author	Franz Glasner <fzglas.hg@dom66.de>
date	Thu, 16 Jan 2025 11:29:36 +0100
parents	959c6d37b014
children	1b8bc876146a

rev	line source
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	1 # -- coding: utf-8 --
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	2 # :-
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	3 # :Copyright: (c) 2020-2025 Franz Glasner
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	4 # :License: BSD-3-Clause
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	5 # :-
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	6 r"""Generate and verify checksums for directory trees.
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	7
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	8 """
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	9
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	10 from __future__ import print_function, absolute_import
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	11
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	12
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	13 __all__ = []
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	14
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	15
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	16 import argparse
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	17 import base64
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	18 import binascii
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	19 import datetime
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	20 import logging
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	21 import os
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	22 import re
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	23 import stat
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	24 import sys
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	25 import time
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	26 import zlib
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	27
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	28 from . import (__version__, __revision__)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	29 from . import util
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	30 from .util import cm
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	31 from .util import digest
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	32 from .util import walk
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	33
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	34
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	35 def main(argv=None):
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	36
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	37 def _populate_generate_arguments(gp):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	38 """Use to populate command aliases.
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	39
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	40 This is because :class:`argparse.ArgumentParser` does not
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	41 support them for all supported Python versions.
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	42
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	43 """
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	44 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	45 "--algorithm", "-a", action="store", type=util.argv2algo,
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	46 help="1 (aka sha1), 224, 256 (aka sha256), 384, 512 (aka sha512), "
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	47 "3 (alias for sha3-512), 3-224, 3-256, 3-384, 3-512, "
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	48 "blake2b, blake2b-256, blake2s, "
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	49 "blake2 (alias for blake2b), "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	50 "blake2-256 (alias for blake2b-256), "
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	51 "md5. "
804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	52 "The default depends on availability in hashlib: "
804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	53 "blake2b-256, sha256 or sha1.")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	54 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	55 "--append-output", action="store_true", dest="append_output",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	56 help="Append to the output file instead of overwriting it.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	57 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	58 "--base64", action="store_true",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	59 help="Output checksums in base64 notation, not hexadecimal "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	60 "(OpenBSD).")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	61 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	62 "--comment", action="append", default=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	63 help="Put given comment COMMENT into the output as \"COMMENT\". "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	64 "Can be given more than once.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	65 gp.add_argument(
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	66 "--debug", action="store_true",
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	67 help="Activate debug logging to stderr")
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	68 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	69 "--follow-directory-symlinks", "-l", action="store_true",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	70 dest="follow_directory_symlinks",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	71 help="Follow symbolic links to directories when walking a "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	72 "directory tree. Note that this is different from using "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	73 "\"--logical\" or \"--physical\" for arguments given "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	74 "directly on the command line")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	75 gp.add_argument(
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	76 "--full-mode", action="store_true", dest="metadata_full_mode",
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	77 help="Consider all mode bits as returned from stat(2) when "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	78 "computing directory digests. "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	79 "Note that mode bits on symbolic links itself are not "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	80 "considered.")
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	81 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	82 "--logical", "-L", dest="logical", action="store_true",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	83 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	84 help="Follow symbolic links given on command line arguments."
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	85 " Note that this is a different setting as to follow symbolic"
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	86 " links to directories when traversing a directory tree.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	87 gp.add_argument(
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	88 "--minimal", nargs="?", const="", default=None, metavar="TAG",
f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	89 help="Produce minimal output only. If a TAG is given and not "
f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	90 "empty use it as the leading \"ROOT (<TAG>)\" output.")
f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	91 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	92 "--mmap", action="store_true", dest="mmap", default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	93 help="Use mmap if available. Default is to determine "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	94 "automatically from the filesize.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	95 gp.add_argument(
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	96 "--mode", action="store_true", dest="metadata_mode",
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	97 help="Consider the permission bits of stat(2) using S_IMODE (i.e. "
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	98 "all bits without the filetype bits) when "
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	99 "computing directory digests. Note that mode bits on "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	100 "symbolic links itself are not considered.")
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	101 gp.add_argument(
151 b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	102 "--mtime", action="store_true", dest="metadata_mtime",
b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	103 help="Consider the mtime of files (non-directories) when "
b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	104 "generating digests for directories. Digests for files are "
b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	105 "not affected.")
b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	106 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	107 "--no-mmap", action="store_false", dest="mmap", default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	108 help="Dont use mmap.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	109 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	110 "--output", "-o", action="store", metavar="OUTPUT",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	111 help="Put the checksum into given file. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	112 "If not given or if it is given as `-' then stdout is used.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	113 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	114 "--physical", "-P", dest="logical", action="store_false",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	115 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	116 help="Do not follow symbolic links given on comment line "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	117 "arguments. This is the default.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	118 gp.add_argument(
168 bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	119 "--print-size", action="store_true",
bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	120 help="""Print the size of a file or the accumulated sizes of
bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	121 directory content into the output also.
bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	122 The size is not considered when computing digests. For symbolic links
bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	123 the size is not printed also.""")
bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	124 gp.add_argument(
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	125 "--size-only", action="store_true",
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	126 help="""Print only the size of files and for each directory its
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	127 accumulated directory size. Digests are not computed.""")
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	128 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	129 "directories", nargs="*", metavar="DIRECTORY")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	130
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	131 def _populate_info_arguments(ip):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	132 ip.add_argument(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	133 "--debug", action="store_true",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	134 help="Activate debug logging to stderr")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	135 ip.add_argument(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	136 "--last", action="store_true", dest="print_only_last_block",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	137 help="Print only the last block of every given input file")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	138 ip.add_argument(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	139 "digest_files", nargs="+", metavar="TREESUM-DIGEST-FILE")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	140
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	141 parser = argparse.ArgumentParser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	142 description="Generate and verify checksums for directory trees.",
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	143 fromfile_prefix_chars='@',
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	144 add_help=False)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	145
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	146 #
153 3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	147 # Global options for all sub-commands.
3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	148 # In a group because this allows a customized title.
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	149 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	150 gparser = parser.add_argument_group(title="Global Options")
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	151 gparser.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	152 "-v", "--version", action="version",
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	153 version="%s (rv:%s)" % (__version__, __revision__),
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	154 help="Show program's version number and exit")
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	155 gparser.add_argument(
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	156 "-h", "--help", action="help",
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	157 help="Show this help message and exit")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	158
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	159 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	160 # Subcommands
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	161 #
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	162 subparsers = parser.add_subparsers(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	163 dest="subcommand",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	164 title="Commands",
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	165 description="This tool uses subcommands. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	166 "To see detailed help for a specific subcommand use "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	167 "the -h/--help option after the subcommand name. "
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	168 "A list of valid commands and their short descriptions "
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	169 "is listed below:",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	170 metavar="COMMAND")
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	171
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	172 genparser = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	173 "generate",
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	174 help="Generate checksums for directory trees",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	175 description="Generate checksums for directory trees.")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	176 _populate_generate_arguments(genparser)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	177 # And an alias for "generate"
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	178 genparser2 = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	179 "gen",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	180 help="Alias for \"generate\"",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	181 description="Generate checksums for directory trees. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	182 "This is an alias to \"generate\".")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	183 _populate_generate_arguments(genparser2)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	184
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	185 infoparser = subparsers.add_parser(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	186 "info",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	187 help="Print some information from given treesum digest file",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	188 description="""Print some informations from given treesum digest files
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	189 to stdout."""
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	190 )
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	191 _populate_info_arguments(infoparser)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	192
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	193 hparser = subparsers.add_parser(
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	194 "help",
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	195 help="Show this help message or a subcommand's help and exit",
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	196 description="Show this help message or a subcommand's help and exit.")
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	197 hparser.add_argument("help_command", nargs='?', metavar="COMMAND")
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	198
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	199 vparser = subparsers.add_parser(
144 b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	200 "version",
b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	201 help="Show the program's version number and exit",
b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	202 description="Show the program's version number and exit.")
b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	203
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	204 # Parse leniently to just check for "version" and/or help
146 7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	205 opts, _dummy = parser.parse_known_args(args=argv)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	206
144 b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	207 if opts.subcommand == "version":
b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	208 print("%s (rv:%s)" % (__version__, __revision__),
b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	209 file=sys.stdout)
174 fc1055878775 Use "return 0" instead of "sys.exit(0)" when printing version and help# Franz Glasner <fzglas.hg@dom66.de> parents: 173 diff changeset	210 return 0
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	211 if opts.subcommand == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	212 if not opts.help_command:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	213 parser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	214 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	215 if opts.help_command == "generate":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	216 genparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	217 elif opts.help_command == "gen":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	218 genparser2.print_help()
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	219 elif opts.help_command == "info":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	220 infoparser.print_help()
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	221 elif opts.help_command == "version":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	222 vparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	223 elif opts.help_command == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	224 hparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	225 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	226 parser.print_help()
174 fc1055878775 Use "return 0" instead of "sys.exit(0)" when printing version and help# Franz Glasner <fzglas.hg@dom66.de> parents: 173 diff changeset	227 return 0
144 b39f8082ced1 Make a "version" subcommand to also print the program's version number for "treesum" Franz Glasner <fzglas.hg@dom66.de> parents: 143 diff changeset	228
146 7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	229 # Reparse strictly
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	230 opts = parser.parse_args(args=argv)
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	231
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	232 # Minimal logging -- just for debugging - not for more "normal" use
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	233 logging.basicConfig(
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	234 level=logging.DEBUG if opts.debug else logging.WARNING,
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	235 stream=sys.stderr,
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	236 format="[%(asctime)s][%(levelname)s][%(process)d:%(name)s] %(message)s"
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	237 )
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	238 logging.captureWarnings(True)
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	239
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	240 return treesum(opts)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	241
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	242
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	243 def gen_generate_opts(directories=[],
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	244 algorithm=util.default_algotag(),
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	245 append_output=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	246 base64=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	247 comment=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	248 follow_directory_symlinks=False,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	249 full_mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	250 logical=None,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	251 minimal=None,
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	252 mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	253 mmap=None,
151 b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	254 mtime=False,
168 bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	255 output=None,
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	256 print_size=False,
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	257 size_only=False):
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	258 opts = argparse.Namespace(
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	259 directories=directories,
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	260 algorithm=util.argv2algo(algorithm),
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	261 append_output=append_output,
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	262 base64=base64,
135 dbf27681a1f6 Allow to put comments into the output with "--comment" Franz Glasner <fzglas.hg@dom66.de> parents: 134 diff changeset	263 comment=comment,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	264 follow_directory_symlinks=follow_directory_symlinks,
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	265 logical=logical,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	266 minimal=minimal,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	267 mmap=mmap,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	268 metadata_full_mode=full_mode,
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	269 metadata_mode=mode,
151 b26c4290e928 Implement "--mtime" for treesum to include a file's mtime in a directory digest. Franz Glasner <fzglas.hg@dom66.de> parents: 150 diff changeset	270 metadata_mtime=mtime,
168 bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	271 output=output,
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	272 print_size=print_size,
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	273 size_only=size_only)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	274 return opts
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	275
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	276
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	277 def gen_info_opts(digest_files=[], last=False):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	278 opts = argparse.Namespace(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	279 digest_files=digest_files,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	280 print_only_last_block=last)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	281 return opts
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	282
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	283
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	284 def treesum(opts):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	285 # XXX TBD: opts.check and opts.checklist (as in shasum.py)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	286 if opts.subcommand in ("generate", "gen"):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	287 return generate_treesum(opts)
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	288 elif opts.subcommand == "info":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	289 return print_treesum_digestfile_infos(opts)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	290 else:
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	291 raise RuntimeError(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	292 "command `{}' not yet handled".format(opts.subcommand))
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	293
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	294
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	295 def generate_treesum(opts):
149 f717854be1de Put the defaults generation when generating directory digests into "generate_treesum()" instead of "main()" Franz Glasner <fzglas.hg@dom66.de> parents: 148 diff changeset	296 # Provide defaults
f717854be1de Put the defaults generation when generating directory digests into "generate_treesum()" instead of "main()" Franz Glasner <fzglas.hg@dom66.de> parents: 148 diff changeset	297 if not opts.algorithm:
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	298 opts.algorithm = util.argv2algo(util.default_algotag())
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	299 if not opts.directories:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	300 opts.directories.append(".")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	301
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	302 if opts.output is None or opts.output == "-":
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	303 if hasattr(sys.stdout, "buffer"):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	304 out_cm = cm.nullcontext(sys.stdout.buffer)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	305 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	306 out_cm = cm.nullcontext(sys.stdout)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	307 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	308 if opts.append_output:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	309 out_cm = open(opts.output, "ab")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	310 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	311 out_cm = open(opts.output, "wb")
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	312 out_cm = CRC32Output(out_cm)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	313
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	314 with out_cm as outfp:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	315 for d in opts.directories:
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	316
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	317 V1DirectoryTreesumGenerator(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	318 opts.algorithm, opts.mmap, opts.base64, opts.logical,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	319 opts.follow_directory_symlinks,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	320 opts.metadata_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	321 opts.metadata_full_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	322 opts.metadata_mtime,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	323 opts.size_only,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	324 opts.print_size,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	325 minimal=opts.minimal).generate(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	326 outfp, d, comment=opts.comment)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	327
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	328
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	329 class V1DirectoryTreesumGenerator(object):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	330
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	331 def __init__(self, algorithm, use_mmap, use_base64,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	332 handle_root_logical, follow_directory_symlinks,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	333 with_metadata_mode, with_metadata_full_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	334 with_metadata_mtime, size_only, print_size,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	335 minimal=None,):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	336 super(V1DirectoryTreesumGenerator, self).__init__()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	337 self._algorithm = algorithm
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	338 self._use_mmap = use_mmap
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	339 self._use_base64 = use_base64
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	340 self._handle_root_logical = handle_root_logical
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	341 self._follow_directory_symlinks = follow_directory_symlinks
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	342 self._with_metadata_mode = with_metadata_mode
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	343 self._with_metadata_full_mode = with_metadata_full_mode
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	344 self._with_metadata_mtime = with_metadata_mtime
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	345 self._size_only = size_only
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	346 self._print_size = print_size
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	347 self._minimal = minimal
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	348
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	349 def generate(self, outfp, root, comment=None):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	350 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	351
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	352 :param outfp: a binary file with a "write()" and a "flush()" method
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	353
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	354 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	355 self._outfp = outfp
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	356 self._outfp.resetdigest()
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	357 self._outfp.write(format_bsd_line("VERSION", "1", None, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	358 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	359
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	360 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	361 # Note: Given non-default flags that are relevant for
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	362 # directory traversal.
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	363 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	364 flags = []
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	365 if self._with_metadata_full_mode:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	366 flags.append("with-metadata-fullmode")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	367 elif self._with_metadata_mode:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	368 flags.append("with-metadata-mode")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	369 if self._with_metadata_mtime:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	370 flags.append("with-metadata-mtime")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	371 if self._handle_root_logical:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	372 flags.append("logical")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	373 if self._follow_directory_symlinks:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	374 flags.append("follow-directory-symlinks")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	375 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	376 flags.append("size-only")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	377 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	378 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	379 flags.append("print-size")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	380 if flags:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	381 flags.sort()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	382 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	383 format_bsd_line("FLAGS", ",".join(flags), None, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	384
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	385 if self._minimal is None:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	386 # Write execution timestamps in POSIX epoch and ISO format
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	387 ts = int(time.time())
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	388 self._outfp.write(format_bsd_line("TIMESTAMP", ts, None, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	389 ts = (datetime.datetime.utcfromtimestamp(ts)).isoformat("T")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	390 self._outfp.write(format_bsd_line("ISOTIMESTAMP", ts, None, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	391
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	392 if comment:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	393 for line in comment:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	394 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	395 format_bsd_line("COMMENT", None, line, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	396
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	397 if self._minimal is not None:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	398 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	399 "ROOT", None, self._minimal if self._minimal else "", False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	400 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	401 self._outfp.write(format_bsd_line("ROOT", None, root, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	402 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	403
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	404 if not self._handle_root_logical and os.path.islink(root):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	405 linktgt = util.fsencode(os.readlink(root))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	406 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	407 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	408 util.interpolate_bytes(b"%d:%s,", len(linktgt), linktgt))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	409 dir_dgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	410 dir_dgst.update(b"1:L,")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	411 dir_dgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	412 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	413 b"%d:%s,", len(linkdgst.digest()), linkdgst.digest()))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	414 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	415 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	416 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	417 "SIZE",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	418 None,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	419 "./@",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	420 False,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	421 0))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	422 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	423 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	424 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	425 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	426 dir_dgst.digest(),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	427 "./@",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	428 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	429 self._outfp.flush()
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	430 self._outfp.write(format_bsd_line(
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	431 "CRC32", self._outfp.hexcrcdigest(), None, False))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	432 return
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	433
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	434 self._generate(os.path.normpath(root), tuple())
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	435 self._outfp.write(format_bsd_line(
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	436 "CRC32", self._outfp.hexcrcdigest(), None, False))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	437
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	438 def _generate(self, root, top):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	439 logging.debug("Handling %s/%r", root, top)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	440 path = os.path.join(root, *top) if top else root
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	441 with walk.ScanDir(path) as dirscan:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	442 fsobjects = list(dirscan)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	443 fsobjects.sort(key=walk.WalkDirEntry.sort_key)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	444 dir_dgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	445 dir_size = 0
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	446 for fso in fsobjects:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	447 if fso.is_dir:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	448 if fso.is_symlink and not self._follow_directory_symlinks:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	449 linktgt = util.fsencode(os.readlink(fso.path))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	450 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	451 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	452 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	453 b"%d:%s,", len(linktgt), linktgt))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	454 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	455 b"1:S,%d:%s,", len(fso.fsname), fso.fsname))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	456 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	457 # - no mtime and no mode for symlinks
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	458 # - also does not count for dir_size
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	459 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	460 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	461 b"%d:%s,",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	462 len(linkdgst.digest()), linkdgst.digest()))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	463 opath = "/".join(top) + "/" + fso.name if top else fso.name
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	464 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	465 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	466 "SIZE", None, "%s/./@" % (opath,), False, 0))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	467 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	468 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	469 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	470 linkdgst.digest(),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	471 "%s/./@" % (opath,),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	472 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	473 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	474 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	475 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	476 # Follow the symlink to dir or handle a "real" directory
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	477 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	478
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	479 # Get subdir data from recursing into it
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	480 sub_dir_dgst, sub_dir_size = self._generate(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	481 root, top + (fso.name, ))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	482
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	483 dir_size += sub_dir_size
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	484 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	485 b"1:d,%d:%s,", len(fso.fsname), fso.fsname))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	486 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	487 b"%d:%s,", len(sub_dir_dgst), sub_dir_dgst))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	488 if self._with_metadata_full_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	489 modestr = util.b(normalized_mode_str(fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	490 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	491 b"8:fullmode,%d:%s,", len(modestr), modestr))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	492 elif self._with_metadata_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	493 modestr = util.b(normalized_compatible_mode_str(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	494 fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	495 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	496 b"4:mode,%d:%s,", len(modestr), modestr))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	497 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	498 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	499 b"1:f,%d:%s,", len(fso.fsname), fso.fsname))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	500 dir_size += fso.stat.st_size
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	501 if self._with_metadata_mtime:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	502 mtime = datetime.datetime.utcfromtimestamp(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	503 int(fso.stat.st_mtime))
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	504 mtime = util.b(mtime.isoformat("T") + "Z")
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	505 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	506 b"5:mtime,%d:%s,", len(mtime), mtime))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	507 if self._with_metadata_full_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	508 modestr = util.b(normalized_mode_str(fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	509 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	510 b"8:fullmode,%d:%s,", len(modestr), modestr))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	511 elif self._with_metadata_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	512 modestr = util.b(normalized_compatible_mode_str(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	513 fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	514 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	515 b"4:mode,%d:%s,", len(modestr), modestr))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	516 if not self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	517 dgst = digest.compute_digest_file(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	518 self._algorithm[0], fso.path, use_mmap=self._use_mmap)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	519 dir_dgst.update(util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	520 b"%d:%s,", len(dgst), dgst))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	521 opath = "/".join(top) + "/" + fso.name if top else fso.name
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	522 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	523 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	524 "SIZE", None, opath, False, fso.stat.st_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	525 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	526 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	527 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	528 self._algorithm[1], dgst, opath, self._use_base64,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	529 fso.stat.st_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	530 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	531 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	532 self._algorithm[1], dgst, opath,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	533 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	534 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	535
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	536 opath = "/".join(top) + "/" if top else ""
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	537 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	538 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	539 "SIZE", None, opath, False, dir_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	540 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	541 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	542 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	543 self._algorithm[1], dir_dgst.digest(), opath,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	544 self._use_base64, dir_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	545 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	546 self._outfp.write(format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	547 self._algorithm[1], dir_dgst.digest(), opath,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	548 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	549 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	550 return (dir_dgst.digest(), dir_size)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	551
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	552
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	553 class CRC32Output(object):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	554
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	555 """Wrapper for a minimal binary file contextmanager that calculates
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	556 the CRC32 of the written bytes on the fly.
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	557
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	558 Also acts as context manager proxy for the given context manager.
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	559
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	560 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	561
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	562 __slots__ = ("_fp_cm", "_fp", "_crc32")
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	563
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	564 def __init__(self, fp_cm):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	565 self._fp_cm = fp_cm
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	566 self._fp = None
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	567 self.resetdigest()
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	568
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	569 def __enter__(self):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	570 assert self._fp is None
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	571 self._fp = self._fp_cm.__enter__()
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	572 return self
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	573
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	574 def __exit__(self, *args):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	575 rv = self._fp_cm.__exit__(*args)
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	576 self._fp = None
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	577 return rv
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	578
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	579 def write(self, what):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	580 self._fp.write(what)
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	581 self._crc32 = zlib.crc32(what, self._crc32)
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	582
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	583 def flush(self):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	584 self._fp.flush()
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	585
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	586 def resetdigest(self):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	587 """Reset the current CRC digest"""
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	588 self._crc32 = zlib.crc32(b"")
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	589
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	590 def hexcrcdigest(self):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	591 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	592
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	593 :rtype: str
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	594
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	595 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	596 return (hex(self._crc32)[2:]).upper()
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	597
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	598 def crcdigest(self):
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	599 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	600
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	601 :rtype: int
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	602
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	603 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	604 return self._crc32
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	605
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	606
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	607 def normalized_compatible_mode_str(mode):
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	608 # XXX FIXME: Windows and "executable"
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	609 modebits = stat.S_IMODE(mode)
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	610 modestr = "%o" % (modebits,)
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	611 if not modestr.startswith("0"):
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	612 modestr = "0" + modestr
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	613 return modestr
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	614
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	615
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	616 def normalized_mode_str(mode):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	617 modestr = "%o" % (mode,)
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	618 if not modestr.startswith("0"):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	619 modestr = "0" + modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	620 return modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	621
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	622
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	623 def format_bsd_line(what, value, filename, use_base64, size=None):
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	624 ls = util.b(os.linesep)
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	625 if not isinstance(what, bytes):
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	626 what = what.encode("ascii")
8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	627 if what == b"TIMESTAMP":
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	628 assert filename is None
173 e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	629 return util.interpolate_bytes(b"TIMESTAMP = %d%s", value, ls)
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	630 if what in (b"ISOTIMESTAMP", b"FLAGS", b"VERSION", b"CRC32"):
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	631 assert filename is None
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	632 return util.interpolate_bytes(b"%s = %s%s", what, util.b(value), ls)
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	633 assert filename is not None
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	634 if what == b"COMMENT":
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	635 return util.interpolate_bytes(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	636 b"COMMENT (%s)%s", util.b(filename, "utf-8"), ls)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	637 if not isinstance(filename, bytes):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	638 filename = util.fsencode(filename)
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	639 if what == b"SIZE":
173 e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	640 return util.interpolate_bytes(b"SIZE (%s) = %d%s", filename, size, ls)
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	641 if value is None:
173 e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	642 return util.interpolate_bytes(b"%s (%s)%s", what, filename, ls)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	643 if use_base64:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	644 value = base64.b64encode(value)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	645 else:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	646 value = binascii.hexlify(value)
130 d5621028ce39 Change again the filename tags to be used for symlinks Franz Glasner <fzglas.hg@dom66.de> parents: 129 diff changeset	647 if filename != b"./@":
127 6a50d02fe0ca Change the filename output: make it more consistent Franz Glasner <fzglas.hg@dom66.de> parents: 125 diff changeset	648 filename = util.normalize_filename(filename, True)
168 bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	649 if size is None:
173 e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	650 return util.interpolate_bytes(
e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	651 b"%s (%s) = %s%s", what, filename, value, ls)
168 bcc4441cf216 Implement "--print-size" to print file and accumulated directory sizes also. Franz Glasner <fzglas.hg@dom66.de> parents: 161 diff changeset	652 else:
173 e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	653 return util.interpolate_bytes(
e081b6ee5570 treesum.py now runs on Python3.4 also: use a workaround for its missing byte % formatting. Franz Glasner <fzglas.hg@dom66.de> parents: 172 diff changeset	654 b"%s (%s) = %s,%d%s", what, filename, value, size, ls)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	655
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	656
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	657 class TreesumReader(object):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	658
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	659 """Reader to read and/or verify treesum digest files.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	660
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	661 Supports the iterator and context manager protocol.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	662
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	663 """
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	664
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	665 PATTERN0 = re.compile(br"\A[ \t]*\r?\n\Z") # empty lines
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	666 PATTERN1 = re.compile(br"\A(VERSION\|FLAGS\|TIMESTAMP\|ISOTIMESTAMP\|CRC32)[ \t]=[ \t]([^ \t]+)[ \t]*\r?\n\Z") # noqa: E501 line too long
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	667 PATTERN2 = re.compile(br"\A(ROOT\|COMMENT)[ \t]\((.)\)[ \t]*\r?\n\Z")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	668 PATTERN3 = re.compile(br"\ASIZE[ \t]\((.)\)[ \t]=[ \t](\d+)[ \t]*\r?\n\Z") # noqa: E501 line too long
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	669 PATTERN4 = re.compile(br"\A([A-Za-z0-9_-]+)[ \t]\((.)\)[ \t]=[ \t]([A-Za-z0-9=+/]+)(,(\d+))?[ \t]*\r?\n\Z") # noqa: E501 line too long
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	670
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	671 def __init__(self, _fp, _filename, _own_fp):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	672 self._fp = _fp
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	673 self._own_fp = _own_fp
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	674 self._filename = _filename
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	675 self._line_no = 0
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	676 self._reset_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	677 self._expect_crc = None # NOTE: tristate: None is different from False
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	678 self._current_algo_name = self._current_algo_digest_size = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	679
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	680 @classmethod
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	681 def from_path(cls_, path):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	682 """Open file at `path` and return a reader that owns the file object"""
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	683 return cls_(open(path, "rb"), path, True)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	684
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	685 @classmethod
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	686 def from_binary_buffer(cls_, binary_fp, filename):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	687 return cls_(binary_fp, filename, False)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	688
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	689 def __enter__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	690 return self
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	691
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	692 def __exit__(self, *args):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	693 self.close()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	694
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	695 def close(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	696 if self._fp is not None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	697 try:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	698 if self._own_fp:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	699 self._fp.close()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	700 finally:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	701 self._fp = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	702
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	703 def __iter__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	704 return self
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	705
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	706 def __next__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	707 rec = self.read_record()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	708 if rec is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	709 raise StopIteration()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	710 return rec
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	711
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	712 if util.PY2:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	713 next = __next__
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	714
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	715 def all_records(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	716 """Iterator over all remaining records"""
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	717 while True:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	718 rec = self.read_record()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	719 if rec is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	720 return
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	721 yield rec
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	722
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	723 def read_record(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	724 """Read and parse the "next" line.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	725
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	726 :returns: `None` at EOF or the parsed contents of the line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	727 :rtype: tuple or None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	728
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	729 """
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	730 # Loop to skip empty lines
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	731 while True:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	732 line = self._get_next_line()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	733 if not line:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	734 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	735 # Skip for empty files at the very beginning.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	736 # Check only after the first VERSION line.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	737 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	738 if self._expect_crc is not None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	739 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	740 logging.warning("CRC32 is missing at EOF")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	741 return None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	742 if not self.PATTERN0.search(line):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	743 break
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	744 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	745 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	746 # At the beginning transparently skip an eventually embedded signify
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	747 # signature
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	748 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	749 if self._line_no == 1:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	750 if line.startswith(b"untrusted comment: "):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	751 line = self._get_next_line()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	752 if not line.endswith(b"\n"):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	753 raise binascii.Error("No valid signify signature value")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	754 # Try to decode for an early error check
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	755 base64.b64decode(line[:-1])
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	756 mo = self.PATTERN1.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	757 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	758 if mo.group(1) == b"VERSION":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	759 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	760 logging.warning("CRC32 missing before line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	761 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	762 self._reset_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	763 self._expect_crc = True
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	764 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	765 return ("VERSION", util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	766 if mo.group(1) == b"CRC32":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	767 # TODO: check
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	768 if self._expect_crc is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	769 logging.warning("Lone CRC32 before VERSION in line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	770 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	771 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	772 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	773 if (self._hex_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	774 != mo.group(2).decode("latin1").upper()):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	775 logging.warning(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	776 "CRC32 mismatch in line %d:"
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	777 " expected: %s, given: %s",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	778 self._line_no,
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	779 self._hex_crc(),
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	780 mo.group(2).decode("latin1").upper())
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	781 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	782 logging.warning("CRC32 before VERSION in line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	783 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	784 # Do not update the CRC here but reset the state
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	785 self._expect_crc = False
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	786 return ("CRC32", util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	787 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	788 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	789 return (util.n(mo.group(1)), util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	790 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	791 mo = self.PATTERN2.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	792 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	793 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	794 if mo.group(1) == b"COMMENT":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	795 return ("COMMENT", util.u(mo.group(2), "utf-8"))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	796 elif mo.group(1) == b"ROOT":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	797 return ("ROOT", mo.group(2))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	798 assert False, line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	799 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	800 mo = self.PATTERN3.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	801 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	802 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	803 return ("SIZE", mo.group(1), int(util.n(mo.group(2)), 10))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	804 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	805 mo = self.PATTERN4.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	806 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	807 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	808 algo_name = util.n(mo.group(1))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	809 if (len(mo.group(3)) ==
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	810 2 * self._get_digest_size(algo_name)):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	811 # hex
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	812 digest = binascii.unhexlify(mo.group(3))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	813 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	814 # base64
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	815 digest = base64.b64decode(mo.group(3))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	816 if mo.group(4):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	817 size = int(util.n(mo.group(5)), 10)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	818 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	819 size = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	820 return (algo_name, mo.group(2), digest, size)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	821 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	822 assert False, line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	823 return line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	824
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	825 def _get_next_line(self):
189 959c6d37b014 Extend the max line length to read to 4096, which is something along PATH_MAX onn Linux Franz Glasner <fzglas.hg@dom66.de> parents: 188 diff changeset	826 line = self._fp.readline(4096) # along PATH_MAX on Linux
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	827 if line:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	828 self._line_no += 1
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	829 return line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	830
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	831 def _reset_crc(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	832 self._crc32 = zlib.crc32(b"")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	833
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	834 def _update_crc(self, data):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	835 self._crc32 = zlib.crc32(data, self._crc32)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	836
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	837 def _hex_crc(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	838 return (hex(self._crc32)[2:]).upper()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	839
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	840 def _get_digest_size(self, algo_name):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	841 if self._current_algo_name == algo_name:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	842 return self._current_algo_digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	843 h = util.algotag2algotype(algo_name)()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	844 self._current_algo_name = algo_name
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	845 self._current_algo_digest_size = h.digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	846 return self._current_algo_digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	847
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	848
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	849 def print_treesum_digestfile_infos(opts):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	850 print_infos_for_digestfile(opts.digest_files, opts.print_only_last_block)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	851
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	852
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	853 def print_infos_for_digestfile(digest_files, print_only_last_block=True):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	854 for fn in digest_files:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	855 if fn == "-":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	856 if util.PY2:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	857 reader = TreesumReader.from_binary_buffer(sys.stdin)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	858 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	859 reader = TreesumReader.from_binary_buffer(sys.stdin.buffer)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	860 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	861 reader = TreesumReader.from_path(fn)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	862
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	863 with reader:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	864 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	865 comments = []
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	866 in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	867 block_no = 0
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	868 for record in reader:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	869 if record[0] == "VERSION":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	870 assert record[1] == "1"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	871 # start a new block
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	872 in_block = True
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	873 block_no += 1
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	874 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	875 comments = []
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	876 elif record[0] == "FLAGS":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	877 flags = record[1]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	878 elif record[0] == "ROOT":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	879 root = record[1]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	880 elif record[0] == "COMMENT":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	881 comments.append(record[1])
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	882 elif record[0] in ("TIMESTAMP", "ISOTIMESTAMP"):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	883 pass
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	884 elif record[0] == "CRC32":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	885 pass
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	886 # in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	887 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	888 if not in_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	889 continue
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	890 # digest line or size line
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	891 if not record[1] or record[1] == b"./@":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	892 if record[0] == "SIZE":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	893 algorithm = "SIZE"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	894 digest = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	895 size = record[2]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	896 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	897 algorithm = record[0]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	898 digest = record[2]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	899 size = record[3]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	900 if not print_only_last_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	901 print_block_data(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	902 block_no,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	903 root, flags, comments, algorithm, digest, size)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	904 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	905 in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	906 if print_only_last_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	907 if not in_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	908 if digest is not None or size is not None:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	909 print_block_data(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	910 block_no,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	911 root, flags, comments, algorithm, digest, size)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	912 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	913 logging.warning("missing block end")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	914
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	915
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	916 def print_block_data(block_no, tag, flags, comments, algorithm, digest, size):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	917 digeststr = util.n(binascii.hexlify(digest)) if digest else "<no digest>"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	918 sizestr = str(size) if size is not None else "<no size>"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	919 print("BLOCK No %d:" % (block_no,))
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	920 print(" Tag:", tag)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	921 print(" Flags:", flags if flags else "<none>")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	922 print(" Comments:", comments if comments else "")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	923 print(" Algorithm:", algorithm)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	924 if algorithm != "SIZE":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	925 print(" Digest:", digeststr)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	926 print(" Size:", sizestr)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	927
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	928
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	929 if __name__ == "__main__":
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	930 sys.exit(main())

Mercurial > hgrepos > Python > apps > py-cutils

annotate cutils/treesum.py @ 190:7e0c25a31757