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

annotate cutils/treesum.py @ 179:53614a724bf0

Also write a (standard) CRC-32 checksum for each block of output

author	Franz Glasner <fzglas.hg@dom66.de>
date	Sat, 11 Jan 2025 22:26:00 +0100
parents	dac26a2d9de5
children	2784fdcc99e5

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
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	22 import stat
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	23 import sys
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	24 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	25 import zlib
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	26
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	27 from . import (__version__, __revision__)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	28 from . import util
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	29 from .util import cm
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	30 from .util import digest
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	31 from .util import walk
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	32
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 def main(argv=None):
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	35
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	36 def _populate_generate_arguments(gp):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	37 """Use to populate command aliases.
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	38
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	39 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	40 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	41
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 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	44 "--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	45 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	46 "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	47 "blake2b, blake2b-256, blake2s, "
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	48 "blake2 (alias for blake2b), "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	49 "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	50 "md5. "
804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	51 "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	52 "blake2b-256, sha256 or sha1.")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	53 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	54 "--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	55 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	56 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	57 "--base64", action="store_true",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	58 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	59 "(OpenBSD).")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	60 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	61 "--comment", action="append", default=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	62 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	63 "Can be given more than once.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	64 gp.add_argument(
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	65 "--debug", action="store_true",
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	66 help="Activate debug logging to stderr")
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	67 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	68 "--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	69 dest="follow_directory_symlinks",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	70 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	71 "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	72 "\"--logical\" or \"--physical\" for arguments given "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	73 "directly on the command line")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	74 gp.add_argument(
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	75 "--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	76 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	77 "computing directory digests. "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	78 "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	79 "considered.")
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	80 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	81 "--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	82 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	83 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	84 " 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	85 " 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	86 gp.add_argument(
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	87 "--minimal", nargs="?", const="", default=None, metavar="TAG",
f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	88 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	89 "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	90 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	91 "--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	92 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	93 "automatically from the filesize.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	94 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	95 "--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	96 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	97 "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	98 "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	99 "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	100 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	101 "--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	102 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	103 "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	104 "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	105 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	106 "--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	107 help="Dont use mmap.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	108 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	109 "--output", "-o", action="store", metavar="OUTPUT",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	110 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	111 "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	112 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	113 "--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	114 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	115 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	116 "arguments. This is the default.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	117 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	118 "--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	119 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	120 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	121 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	122 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	123 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	124 "--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	125 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	126 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	127 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	128 "directories", nargs="*", metavar="DIRECTORY")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	129
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	130 parser = argparse.ArgumentParser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	131 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	132 fromfile_prefix_chars='@',
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	133 add_help=False)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	134
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	135 #
153 3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	136 # Global options for all sub-commands.
3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	137 # 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	138 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	139 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	140 gparser.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	141 "-v", "--version", action="version",
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	142 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	143 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	144 gparser.add_argument(
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	145 "-h", "--help", action="help",
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	146 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	147
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	148 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	149 # Subcommands
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	150 #
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	151 subparsers = parser.add_subparsers(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	152 dest="subcommand",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	153 title="Commands",
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	154 description="This tool uses subcommands. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	155 "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	156 "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	157 "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	158 "is listed below:",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	159 metavar="COMMAND")
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	160
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	161 genparser = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	162 "generate",
143 492975912cad Wording Franz Glasner <fzglas.hg@dom66.de> parents: 142 diff changeset	163 help="Generate checksums for directory trees.",
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	164 description="Generate checksums for directory trees")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	165 _populate_generate_arguments(genparser)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	166 # And an alias for "generate"
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	167 genparser2 = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	168 "gen",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	169 help="Alias for \"generate\"",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	170 description="Generate checksums for directory trees. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	171 "This is an alias to \"generate\".")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	172 _populate_generate_arguments(genparser2)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	173
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	174 hparser = subparsers.add_parser(
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	175 "help",
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	176 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	177 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	178 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	179
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	180 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	181 "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	182 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	183 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	184
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	185 # 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	186 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	187
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	188 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	189 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	190 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	191 return 0
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	192 if opts.subcommand == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	193 if not opts.help_command:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	194 parser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	195 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	196 if opts.help_command == "generate":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	197 genparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	198 elif opts.help_command == "gen":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	199 genparser2.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	200 elif opts.help_command == "version":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	201 vparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	202 elif opts.help_command == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	203 hparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	204 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	205 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	206 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	207
146 7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	208 # Reparse strictly
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	209 opts = parser.parse_args(args=argv)
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	210
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	211 # 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	212 logging.basicConfig(
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	213 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	214 stream=sys.stderr,
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	215 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	216 )
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	217 logging.captureWarnings(True)
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	218
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	219 return treesum(opts)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	220
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	221
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	222 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	223 algorithm=util.default_algotag(),
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	224 append_output=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	225 base64=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	226 comment=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	227 follow_directory_symlinks=False,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	228 full_mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	229 logical=None,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	230 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	231 mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	232 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	233 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	234 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	235 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	236 size_only=False):
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	237 opts = argparse.Namespace(
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	238 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	239 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	240 append_output=append_output,
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	241 base64=base64,
135 dbf27681a1f6 Allow to put comments into the output with "--comment" Franz Glasner <fzglas.hg@dom66.de> parents: 134 diff changeset	242 comment=comment,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	243 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	244 logical=logical,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	245 minimal=minimal,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	246 mmap=mmap,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	247 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	248 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	249 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	250 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	251 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	252 size_only=size_only)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	253 return opts
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	254
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	255
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	256 def treesum(opts):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	257 # 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	258 if opts.subcommand in ("generate", "gen"):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	259 return generate_treesum(opts)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	260 else:
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	261 raise RuntimeError(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	262 "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	263
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	264
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	265 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	266 # 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	267 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	268 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	269 if not opts.directories:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	270 opts.directories.append(".")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	271
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	272 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	273 if hasattr(sys.stdout, "buffer"):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	274 out_cm = cm.nullcontext(sys.stdout.buffer)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	275 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	276 out_cm = cm.nullcontext(sys.stdout)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	277 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	278 if opts.append_output:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	279 out_cm = open(opts.output, "ab")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	280 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	281 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	282 out_cm = CRC32Output(out_cm)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	283
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	284 with out_cm as outfp:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	285 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	286
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	287 V1DirectoryTreesumGenerator(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	288 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	289 opts.follow_directory_symlinks,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	290 opts.metadata_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	291 opts.metadata_full_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	292 opts.metadata_mtime,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	293 opts.size_only,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	294 opts.print_size,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	295 minimal=opts.minimal).generate(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	296 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	297
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	298
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	299 class V1DirectoryTreesumGenerator(object):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	300
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	301 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	302 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	303 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	304 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	305 minimal=None,):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	306 super(V1DirectoryTreesumGenerator, self).__init__()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	307 self._algorithm = algorithm
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	308 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	309 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	310 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	311 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	312 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	313 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	314 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	315 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	316 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	317 self._minimal = minimal
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	318
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	319 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	320 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	321
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	322 :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	323
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	324 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	325 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	326 self._outfp.resetdigest()
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	327 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	328 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	329
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 # 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	332 # directory traversal.
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	333 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	334 flags = []
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	335 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	336 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	337 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	338 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	339 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	340 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	341 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	342 flags.append("logical")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	343 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	344 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	345 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	346 flags.append("size-only")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	347 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	348 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	349 flags.append("print-size")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	350 if flags:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	351 flags.sort()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	352 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	353 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	354
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	355 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	356 # 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	357 ts = int(time.time())
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	358 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	359 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	360 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	361
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	362 if comment:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	363 for line in comment:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	364 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	365 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	366
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	367 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	368 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	369 "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	370 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	371 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	372 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	373
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	374 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	375 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	376 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	377 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	378 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	379 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	380 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	381 dir_dgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	382 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	383 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	384 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	385 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	386 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	387 "SIZE",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	388 None,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	389 "./@",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	390 False,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	391 0))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	392 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	393 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	394 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	395 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	396 dir_dgst.digest(),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	397 "./@",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	398 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	399 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	400 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	401 "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	402 return
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 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	405 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	406 "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	407
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	408 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	409 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	410 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	411 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	412 fsobjects = list(dirscan)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	413 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	414 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	415 dir_size = 0
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	416 for fso in fsobjects:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	417 if fso.is_dir:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	418 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	419 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	420 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	421 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	422 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	423 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	424 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	425 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	426 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	427 # - 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	428 # - 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	429 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	430 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	431 b"%d:%s,",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	432 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	433 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	434 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	435 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	436 "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	437 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	438 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	439 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	440 linkdgst.digest(),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	441 "%s/./@" % (opath,),
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	442 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	443 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	444 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	445 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	446 # 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	447 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	448
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	449 # 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	450 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	451 root, top + (fso.name, ))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	452
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	453 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	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: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	456 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	457 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	458 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	459 modestr = normalized_mode_str(fso.stat.st_mode)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	460 if not isinstance(modestr, bytes):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	461 modestr = modestr.encode("ascii")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	462 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	463 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	464 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	465 modestr = normalized_compatible_mode_str(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	466 fso.stat.st_mode)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	467 if not isinstance(modestr, bytes):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	468 modestr = modestr.encode("ascii")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	469 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	470 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	471 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	472 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	473 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	474 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	475 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	476 mtime = datetime.datetime.utcfromtimestamp(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	477 int(fso.stat.st_mtime))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	478 mtime = mtime.isoformat("T") + "Z"
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	479 if not isinstance(mtime, bytes):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	480 mtime = mtime.encode("ascii")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	481 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	482 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	483 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	484 modestr = normalized_mode_str(fso.stat.st_mode)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	485 if not isinstance(modestr, bytes):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	486 modestr = modestr.encode("ascii")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	487 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	488 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	489 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	490 modestr = normalized_compatible_mode_str(fso.stat.st_mode)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	491 if not isinstance(modestr, bytes):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	492 modestr = modestr.encode("ascii")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	493 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	494 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	495 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	496 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	497 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	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"%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	500 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	501 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	502 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	503 "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	504 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	505 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	506 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	507 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	508 fso.stat.st_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	509 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	510 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	511 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	512 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	513 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	514
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	515 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	516 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	517 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	518 "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	519 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	520 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	521 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	522 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	523 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	524 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	525 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	526 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	527 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	528 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	529 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	530
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	531
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	532 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	533
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	534 """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	535 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	536
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	537 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	538
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	539 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	540
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	541 __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	542
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	543 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	544 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	545 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	546 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	547
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	548 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	549 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	550 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	551 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	552
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	553 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	554 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	555 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	556 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	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 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	559 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	560 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	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 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	563 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	564
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	565 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	566 """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	567 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	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 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	570 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	571
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	572 :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	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 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	575 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	576
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	577 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	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
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	580 :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	581
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 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	584
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	585
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	586 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	587 # 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	588 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	589 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	590 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	591 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	592 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	593
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	594
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	595 def normalized_mode_str(mode):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	596 modestr = "%o" % (mode,)
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	597 if not modestr.startswith("0"):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	598 modestr = "0" + modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	599 return modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	600
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	601
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	602 def format_bsd_line(what, value, filename, use_base64, size=None):
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	603 ls = os.linesep if isinstance(os.linesep, bytes) \
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	604 else os.linesep.encode("utf-8")
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	605 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	606 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	607 if what == b"TIMESTAMP":
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	608 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	609 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	610 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	611 assert filename is None
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	612 if not isinstance(value, bytes):
7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	613 value = value.encode("ascii")
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	614 return util.interpolate_bytes(b"%s = %s%s", what, value, ls)
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	615 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	616 if what == b"COMMENT":
135 dbf27681a1f6 Allow to put comments into the output with "--comment" Franz Glasner <fzglas.hg@dom66.de> parents: 134 diff changeset	617 if not isinstance(filename, bytes):
dbf27681a1f6 Allow to put comments into the output with "--comment" Franz Glasner <fzglas.hg@dom66.de> parents: 134 diff changeset	618 filename = filename.encode("utf-8")
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	619 return util.interpolate_bytes(b"COMMENT (%s)%s", filename, ls)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	620 if not isinstance(filename, bytes):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	621 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	622 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	623 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	624 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	625 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	626 if use_base64:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	627 value = base64.b64encode(value)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	628 else:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	629 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	630 if filename != b"./@":
127 6a50d02fe0ca Change the filename output: make it more consistent Franz Glasner <fzglas.hg@dom66.de> parents: 125 diff changeset	631 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	632 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	633 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	634 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	635 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	636 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	637 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	638
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	639
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	640 if __name__ == "__main__":
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	641 sys.exit(main())

Mercurial > hgrepos > Python > apps > py-cutils

annotate cutils/treesum.py @ 179:53614a724bf0