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

annotate cutils/treesum.py @ 198:c1e875ba4bdc

Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding>

author	Franz Glasner <fzglas.hg@dom66.de>
date	Thu, 16 Jan 2025 23:18:04 +0100
parents	48e2610978e5
children	22f92bf3572c

rev	line source
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	1 # -- coding: utf-8 --
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	2 # :-
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	3 # :Copyright: (c) 2020-2025 Franz Glasner
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	4 # :License: BSD-3-Clause
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	5 # :-
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	6 r"""Generate and verify checksums for directory trees.
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	7
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	8 """
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	9
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	10 from __future__ import print_function, absolute_import
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	11
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	12
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	13 __all__ = []
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	14
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	15
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	16 import argparse
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	17 import base64
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	18 import binascii
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	19 import datetime
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	20 import logging
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	21 import os
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	22 import re
157 27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	23 import stat
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	24 import sys
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	25 import time
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	26 import zlib
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	27
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	28 from . import (__version__, __revision__)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	29 from . import util
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	30 from .util import cm
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	31 from .util import digest
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	32 from .util import walk
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	33
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	34
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	35 def main(argv=None):
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	36
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	37 def _populate_generate_arguments(gp):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	38 """Use to populate command aliases.
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	39
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	40 This is because :class:`argparse.ArgumentParser` does not
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	41 support them for all supported Python versions.
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	42
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	43 """
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	44 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	45 "--algorithm", "-a", action="store", type=util.argv2algo,
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	46 help="1 (aka sha1), 224, 256 (aka sha256), 384, 512 (aka sha512), "
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	47 "3 (alias for sha3-512), 3-224, 3-256, 3-384, 3-512, "
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	48 "blake2b, blake2b-256, blake2s, "
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	49 "blake2 (alias for blake2b), "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	50 "blake2-256 (alias for blake2b-256), "
172 804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	51 "md5. "
804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	52 "The default depends on availability in hashlib: "
804a823c63f5 Now the selection of the default algorithm depends on availiability in hashlib Franz Glasner <fzglas.hg@dom66.de> parents: 170 diff changeset	53 "blake2b-256, sha256 or sha1.")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	54 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	55 "--append-output", action="store_true", dest="append_output",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	56 help="Append to the output file instead of overwriting it.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	57 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	58 "--base64", action="store_true",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	59 help="Output checksums in base64 notation, not hexadecimal "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	60 "(OpenBSD).")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	61 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	62 "--comment", action="append", default=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	63 help="Put given comment COMMENT into the output as \"COMMENT\". "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	64 "Can be given more than once.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	65 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	66 "--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	67 dest="follow_directory_symlinks",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	68 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	69 "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	70 "\"--logical\" or \"--physical\" for arguments given "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	71 "directly on the command line")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	72 gp.add_argument(
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	73 "--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	74 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	75 "computing directory digests. "
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	76 "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	77 "considered.")
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	78 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	79 "--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	80 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	81 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	82 " 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	83 " 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	84 gp.add_argument(
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	85 "--minimal", nargs="?", const="", default=None, metavar="TAG",
f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	86 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	87 "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	88 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	89 "--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	90 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	91 "automatically from the filesize.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	92 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	93 "--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	94 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	95 "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	96 "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	97 "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	98 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	99 "--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	100 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	101 "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	102 "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	103 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	104 "--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	105 help="Dont use mmap.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	106 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	107 "--output", "-o", action="store", metavar="OUTPUT",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	108 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	109 "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	110 gp.add_argument(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	111 "--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	112 default=None,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	113 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	114 "arguments. This is the default.")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	115 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	116 "--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	117 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	118 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	119 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	120 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	121 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	122 "--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	123 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	124 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	125 gp.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	126 "directories", nargs="*", metavar="DIRECTORY")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	127
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	128 def _populate_info_arguments(ip):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	129 ip.add_argument(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	130 "--last", action="store_true", dest="print_only_last_block",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	131 help="Print only the last block of every given input file")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	132 ip.add_argument(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	133 "digest_files", nargs="+", metavar="TREESUM-DIGEST-FILE")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	134
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	135 parser = argparse.ArgumentParser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	136 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	137 fromfile_prefix_chars='@',
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	138 add_help=False)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	139
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	140 #
153 3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	141 # Global options for all sub-commands.
3505406ef9f3 Comment Franz Glasner <fzglas.hg@dom66.de> parents: 152 diff changeset	142 # 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	143 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	144 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	145 gparser.add_argument(
191 1b8bc876146a Make "--debug" a global argument in treeview Franz Glasner <fzglas.hg@dom66.de> parents: 190 diff changeset	146 "--debug", action="store_true",
1b8bc876146a Make "--debug" a global argument in treeview Franz Glasner <fzglas.hg@dom66.de> parents: 190 diff changeset	147 help="Activate debug logging to stderr")
1b8bc876146a Make "--debug" a global argument in treeview Franz Glasner <fzglas.hg@dom66.de> parents: 190 diff changeset	148 gparser.add_argument(
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	149 "-v", "--version", action="version",
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	150 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	151 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	152 gparser.add_argument(
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	153 "-h", "--help", action="help",
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	154 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	155
148 17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	156 #
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	157 # Subcommands
17d6e760143f Optimize help / usage output for the global options. Franz Glasner <fzglas.hg@dom66.de> parents: 147 diff changeset	158 #
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	159 subparsers = parser.add_subparsers(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	160 dest="subcommand",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	161 title="Commands",
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	162 description="This tool uses subcommands. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	163 "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	164 "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	165 "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	166 "is listed below:",
145 073e0faea599 Optimize help output for subcommands Franz Glasner <fzglas.hg@dom66.de> parents: 144 diff changeset	167 metavar="COMMAND")
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	168
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	169 genparser = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	170 "generate",
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	171 help="Generate checksums for directory trees",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	172 description="Generate checksums for directory trees.")
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	173 _populate_generate_arguments(genparser)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	174 # And an alias for "generate"
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	175 genparser2 = subparsers.add_parser(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	176 "gen",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	177 help="Alias for \"generate\"",
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	178 description="Generate checksums for directory trees. "
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	179 "This is an alias to \"generate\".")
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	180 _populate_generate_arguments(genparser2)
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	181
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	182 infoparser = subparsers.add_parser(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	183 "info",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	184 help="Print some information from given treesum digest file",
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	185 description="""Print some informations from given treesum digest files
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	186 to stdout."""
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	187 )
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	188 _populate_info_arguments(infoparser)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	189
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	190 hparser = subparsers.add_parser(
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	191 "help",
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	192 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	193 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	194 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	195
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	196 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	197 "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	198 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	199 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	200
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	201 # 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	202 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	203
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	204 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	205 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	206 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	207 return 0
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	208 if opts.subcommand == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	209 if not opts.help_command:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	210 parser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	211 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	212 if opts.help_command == "generate":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	213 genparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	214 elif opts.help_command == "gen":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	215 genparser2.print_help()
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	216 elif opts.help_command == "info":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	217 infoparser.print_help()
147 ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	218 elif opts.help_command == "version":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	219 vparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	220 elif opts.help_command == "help":
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	221 hparser.print_help()
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	222 else:
ed35f3c9e2b5 Add also a "help" subcommand to "treesum". Franz Glasner <fzglas.hg@dom66.de> parents: 146 diff changeset	223 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	224 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	225
146 7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	226 # Reparse strictly
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	227 opts = parser.parse_args(args=argv)
7d8df8311e3b Optimize argument parsing for the "version" command Franz Glasner <fzglas.hg@dom66.de> parents: 145 diff changeset	228
176 7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	229 # 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	230 logging.basicConfig(
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	231 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	232 stream=sys.stderr,
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	233 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	234 )
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	235 logging.captureWarnings(True)
7f5d05a625fd Implement preconditions for some debug logging Franz Glasner <fzglas.hg@dom66.de> parents: 174 diff changeset	236
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	237 return treesum(opts)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	238
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	239
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	240 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	241 algorithm=util.default_algotag(),
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	242 append_output=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	243 base64=False,
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	244 comment=[],
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	245 follow_directory_symlinks=False,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	246 full_mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	247 logical=None,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	248 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	249 mode=False,
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	250 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	251 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	252 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	253 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	254 size_only=False):
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	255 opts = argparse.Namespace(
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	256 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	257 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	258 append_output=append_output,
3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	259 base64=base64,
135 dbf27681a1f6 Allow to put comments into the output with "--comment" Franz Glasner <fzglas.hg@dom66.de> parents: 134 diff changeset	260 comment=comment,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	261 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	262 logical=logical,
150 f84cf853da22 Implement "--minimal [TAG]" for treesum. Franz Glasner <fzglas.hg@dom66.de> parents: 149 diff changeset	263 minimal=minimal,
131 3a18d71d7c50 Implement --follow-directory-symlinks when walking a directory tree Franz Glasner <fzglas.hg@dom66.de> parents: 130 diff changeset	264 mmap=mmap,
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	265 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	266 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	267 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	268 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	269 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	270 size_only=size_only)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	271 return opts
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	272
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	273
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	274 def gen_info_opts(digest_files=[], last=False):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	275 opts = argparse.Namespace(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	276 digest_files=digest_files,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	277 print_only_last_block=last)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	278 return opts
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	279
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	280
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	281 def treesum(opts):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	282 # 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	283 if opts.subcommand in ("generate", "gen"):
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	284 return generate_treesum(opts)
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	285 elif opts.subcommand == "info":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	286 return print_treesum_digestfile_infos(opts)
142 71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	287 else:
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	288 raise RuntimeError(
71747e45b52c Prepare for using subcommands in "treesum.py". Franz Glasner <fzglas.hg@dom66.de> parents: 137 diff changeset	289 "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	290
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	291
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	292 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	293 # 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	294 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	295 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	296 if not opts.directories:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	297 opts.directories.append(".")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	298
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	299 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	300 if hasattr(sys.stdout, "buffer"):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	301 out_cm = cm.nullcontext(sys.stdout.buffer)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	302 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	303 out_cm = cm.nullcontext(sys.stdout)
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	304 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	305 if opts.append_output:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	306 out_cm = open(opts.output, "ab")
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	307 else:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	308 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	309 out_cm = CRC32Output(out_cm)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	310
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	311 with out_cm as outfp:
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	312 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	313
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	314 V1DirectoryTreesumGenerator(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	315 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	316 opts.follow_directory_symlinks,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	317 opts.metadata_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	318 opts.metadata_full_mode,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	319 opts.metadata_mtime,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	320 opts.size_only,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	321 opts.print_size,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	322 minimal=opts.minimal).generate(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	323 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	324
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	325
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	326 class V1DirectoryTreesumGenerator(object):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	327
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	328 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	329 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	330 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	331 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	332 minimal=None,):
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	333 super(V1DirectoryTreesumGenerator, self).__init__()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	334 self._algorithm = algorithm
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	335 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	336 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	337 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	338 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	339 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	340 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	341 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	342 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	343 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	344 self._minimal = minimal
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	345
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	346 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	347 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	348
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	349 :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	350
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	351 """
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	352 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	353 self._outfp.resetdigest()
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	354 self._outfp.write(format_bsd_line("VERSION", "1", None, False))
198 c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	355 self._outfp.write(format_bsd_line(
c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	356 "FSENCODING", util.n(walk.getfsencoding()), None, False))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	357 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	358
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	359 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	360 # 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	361 # directory traversal.
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	362 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	363 flags = []
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	364 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	365 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	366 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	367 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	368 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	369 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	370 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	371 flags.append("logical")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	372 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	373 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	374 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	375 flags.append("size-only")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	376 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	377 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	378 flags.append("print-size")
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	379 if flags:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	380 flags.sort()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	381 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	382 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	383
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	384 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	385 # 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	386 ts = int(time.time())
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	387 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	388 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	389 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	390
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	391 if comment:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	392 for line in comment:
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("COMMENT", None, line, False))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	395
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	396 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	397 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	398 "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	399 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	400 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	401 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	402
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	403 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	404 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	405 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	406 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	407 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	408 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	409 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	410 dir_dgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	411 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	412 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	413 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	414 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	415 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	416 "SIZE",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	417 None,
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	418 "./@/",
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	419 False,
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	420 0))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	421 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	422 self._outfp.write(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	423 format_bsd_line(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	424 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	425 dir_dgst.digest(),
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	426 "./@/",
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	427 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	428 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	429 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	430 "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	431 return
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	432
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	433 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	434 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	435 "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	436
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	437 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	438 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	439 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	440 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	441 fsobjects = list(dirscan)
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	442 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	443 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	444 dir_size = 0
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	445 for fso in fsobjects:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	446 if fso.is_dir:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	447 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	448 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	449 linkdgst = self._algorithm[0]()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	450 linkdgst.update(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	451 util.interpolate_bytes(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	452 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	453 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	454 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	455 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	456 # - 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	457 # - 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	458 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	459 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	460 b"%d:%s,",
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	461 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	462 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	463 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	464 self._outfp.write(format_bsd_line(
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	465 "SIZE", None, "%s/./@/" % (opath,), False, 0))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	466 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	467 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	468 self._algorithm[1],
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	469 linkdgst.digest(),
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	470 "%s/./@/" % (opath,),
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	471 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	472 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	473 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	474 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	475 # 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	476 #
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	477
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	478 # 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	479 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	480 root, top + (fso.name, ))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	481
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	482 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	483 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	484 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	485 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	486 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	487 if self._with_metadata_full_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	488 modestr = util.b(normalized_mode_str(fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	489 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	490 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	491 elif self._with_metadata_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	492 modestr = util.b(normalized_compatible_mode_str(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	493 fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	494 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	495 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	496 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	497 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	498 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	499 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	500 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	501 mtime = datetime.datetime.utcfromtimestamp(
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	502 int(fso.stat.st_mtime))
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	503 mtime = util.b(mtime.isoformat("T") + "Z")
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	504 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	505 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	506 if self._with_metadata_full_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	507 modestr = util.b(normalized_mode_str(fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	508 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	509 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	510 elif self._with_metadata_mode:
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	511 modestr = util.b(normalized_compatible_mode_str(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	512 fso.stat.st_mode))
177 089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	513 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	514 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	515 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	516 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	517 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	518 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	519 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	520 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	521 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	522 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	523 "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	524 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	525 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	526 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	527 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	528 fso.stat.st_size))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	529 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	530 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	531 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	532 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	533 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	534
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	535 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	536 if self._size_only:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	537 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	538 "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	539 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	540 if self._print_size:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	541 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	542 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	543 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	544 else:
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	545 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	546 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	547 self._use_base64))
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	548 self._outfp.flush()
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	549 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	550
089c40240061 Add an alternate implementation for generating directory tree digests: Franz Glasner <fzglas.hg@dom66.de> parents: 176 diff changeset	551
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	552 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	553
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	554 """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	555 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	556
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	557 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	558
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	559 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	560
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	561 __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	562
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	563 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	564 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	565 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	566 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	567
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	568 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	569 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	570 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	571 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	572
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	573 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	574 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	575 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	576 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	577
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	578 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	579 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	580 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	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 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	583 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	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 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	586 """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	587 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	588
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	589 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	590 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	591
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	592 :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	593
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	594 """
197 48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	595 return (hex(self.crcdigest())[2:]).upper()
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	596
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	597 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	598 """
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	599
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	600 :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	601
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	602 """
197 48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	603 if util.PY2:
48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	604 # Return the bitpattern as unsigned 32-bit number
48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	605 return (~self._crc32 ^ 0xFFFFFFFF)
48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	606 else:
48e2610978e5 Return the CRC-32 digest on Python2 as unsigned int instead of a signed one. Franz Glasner <fzglas.hg@dom66.de> parents: 193 diff changeset	607 return self._crc32
179 53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	608
53614a724bf0 Also write a (standard) CRC-32 checksum for each block of output Franz Glasner <fzglas.hg@dom66.de> parents: 178 diff changeset	609
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	610 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	611 # 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	612 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	613 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	614 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	615 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	616 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	617
27d1aaf5fe39 Implement "--mode" flag for "treesum.py" to consider file portable mode bits Franz Glasner <fzglas.hg@dom66.de> parents: 156 diff changeset	618
158 d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	619 def normalized_mode_str(mode):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	620 modestr = "%o" % (mode,)
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	621 if not modestr.startswith("0"):
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	622 modestr = "0" + modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	623 return modestr
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	624
d8cdd1985d43 Implement "--full-mode" for "treesum.py" Franz Glasner <fzglas.hg@dom66.de> parents: 157 diff changeset	625
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	626 def format_bsd_line(what, value, filename, use_base64, size=None):
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	627 ls = util.b(os.linesep)
170 8945be6b404e Mode for treesum.py to print only the size of files and the accumulated size of a directory: --size-only. Franz Glasner <fzglas.hg@dom66.de> parents: 169 diff changeset	628 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	629 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	630 if what == b"TIMESTAMP":
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	631 assert filename is None
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	632 return util.interpolate_bytes(b"TIMESTAMP = %d%s", value, ls)
198 c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	633 if what in (b"FSENCODING", b"ISOTIMESTAMP", b"FLAGS", b"VERSION",
c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	634 b"CRC32"):
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	635 assert filename is None
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	636 return util.interpolate_bytes(b"%s = %s%s", what, util.b(value), ls)
129 bdd8ea43074b Output FLAGS as line "FLAGS = ..." instead of "FLAGS (...)" Franz Glasner <fzglas.hg@dom66.de> parents: 128 diff changeset	637 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	638 if what == b"COMMENT":
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	639 return util.interpolate_bytes(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	640 b"COMMENT (%s)%s", util.b(filename, "utf-8"), ls)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	641 if not isinstance(filename, bytes):
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	642 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	643 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	644 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	645 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	646 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	647 if use_base64:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	648 value = base64.b64encode(value)
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	649 else:
128 7c646921a479 Add TIMESTAMP and ISOTIMESTAMP to the output Franz Glasner <fzglas.hg@dom66.de> parents: 127 diff changeset	650 value = binascii.hexlify(value)
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	651 if filename != b"./@/":
127 6a50d02fe0ca Change the filename output: make it more consistent Franz Glasner <fzglas.hg@dom66.de> parents: 125 diff changeset	652 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	653 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	654 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	655 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	656 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	657 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	658 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	659
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	660
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	661 class TreesumReader(object):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	662
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	663 """Reader to read and/or verify treesum digest files.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	664
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	665 Supports the iterator and context manager protocol.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	666
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	667 """
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	668
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	669 PATTERN0 = re.compile(br"\A[ \t]*\r?\n\Z") # empty lines
198 c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	670 PATTERN1 = re.compile(br"\A(VERSION\|FSENCODING\|FLAGS\|TIMESTAMP\|ISOTIMESTAMP\|CRC32)[ \t]=[ \t]([^ \t]+)[ \t]*\r?\n\Z") # noqa: E501 line too long
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	671 PATTERN2 = re.compile(br"\A(ROOT\|COMMENT)[ \t]\((.)\)[ \t]*\r?\n\Z")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	672 PATTERN3 = re.compile(br"\ASIZE[ \t]\((.)\)[ \t]=[ \t](\d+)[ \t]*\r?\n\Z") # noqa: E501 line too long
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	673 PATTERN4 = re.compile(br"\A([A-Za-z0-9_-]+)[ \t]\((.)\)[ \t]=[ \t]([A-Za-z0-9=+/]+)(,(\d+))?[ \t]*\r?\n\Z") # noqa: E501 line too long
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	674
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	675 def __init__(self, _fp, _filename, _own_fp):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	676 self._fp = _fp
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	677 self._own_fp = _own_fp
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	678 self._filename = _filename
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	679 self._line_no = 0
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	680 self._reset_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	681 self._expect_crc = None # NOTE: tristate: None is different from False
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	682 self._current_algo_name = self._current_algo_digest_size = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	683
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	684 @classmethod
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	685 def from_path(cls_, path):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	686 """Open file at `path` and return a reader that owns the file object"""
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	687 return cls_(open(path, "rb"), path, True)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	688
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	689 @classmethod
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	690 def from_binary_buffer(cls_, binary_fp, filename):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	691 return cls_(binary_fp, filename, False)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	692
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	693 def __enter__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	694 return self
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	695
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	696 def __exit__(self, *args):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	697 self.close()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	698
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	699 def close(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	700 if self._fp is not None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	701 try:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	702 if self._own_fp:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	703 self._fp.close()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	704 finally:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	705 self._fp = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	706
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	707 def __iter__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	708 return self
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	709
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	710 def __next__(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	711 rec = self.read_record()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	712 if rec is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	713 raise StopIteration()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	714 return rec
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	715
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	716 if util.PY2:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	717 next = __next__
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	718
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	719 def all_records(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	720 """Iterator over all remaining records"""
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	721 while True:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	722 rec = self.read_record()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	723 if rec is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	724 return
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	725 yield rec
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	726
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	727 def read_record(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	728 """Read and parse the "next" line.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	729
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	730 :returns: `None` at EOF or the parsed contents of the line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	731 :rtype: tuple or None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	732
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	733 """
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	734 # Loop to skip empty lines
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	735 while True:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	736 line = self._get_next_line()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	737 if not line:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	738 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	739 # Skip for empty files at the very beginning.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	740 # Check only after the first VERSION line.
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	741 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	742 if self._expect_crc is not None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	743 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	744 logging.warning("CRC32 is missing at EOF")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	745 return None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	746 if not self.PATTERN0.search(line):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	747 break
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	748 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	749 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	750 # At the beginning transparently skip an eventually embedded signify
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	751 # signature
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	752 #
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	753 if self._line_no == 1:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	754 if line.startswith(b"untrusted comment: "):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	755 line = self._get_next_line()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	756 if not line.endswith(b"\n"):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	757 raise binascii.Error("No valid signify signature value")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	758 # Try to decode for an early error check
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	759 base64.b64decode(line[:-1])
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	760 mo = self.PATTERN1.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	761 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	762 if mo.group(1) == b"VERSION":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	763 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	764 logging.warning("CRC32 missing before line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	765 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	766 self._reset_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	767 self._expect_crc = True
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	768 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	769 return ("VERSION", util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	770 if mo.group(1) == b"CRC32":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	771 # TODO: check
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	772 if self._expect_crc is None:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	773 logging.warning("Lone CRC32 before VERSION in line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	774 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	775 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	776 if self._expect_crc:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	777 if (self._hex_crc()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	778 != mo.group(2).decode("latin1").upper()):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	779 logging.warning(
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	780 "CRC32 mismatch in line %d:"
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	781 " expected: %s, given: %s",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	782 self._line_no,
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	783 self._hex_crc(),
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	784 mo.group(2).decode("latin1").upper())
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	785 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	786 logging.warning("CRC32 before VERSION in line %d",
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	787 self._line_no)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	788 # Do not update the CRC here but reset the state
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	789 self._expect_crc = False
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	790 return ("CRC32", util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	791 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	792 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	793 return (util.n(mo.group(1)), util.n(mo.group(2)))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	794 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	795 mo = self.PATTERN2.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	796 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	797 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	798 if mo.group(1) == b"COMMENT":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	799 return ("COMMENT", util.u(mo.group(2), "utf-8"))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	800 elif mo.group(1) == b"ROOT":
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	801 return ("ROOT", mo.group(2))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	802 assert False, line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	803 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	804 mo = self.PATTERN3.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	805 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	806 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	807 return ("SIZE", mo.group(1), int(util.n(mo.group(2)), 10))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	808 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	809 mo = self.PATTERN4.search(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	810 if mo:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	811 self._update_crc(line)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	812 algo_name = util.n(mo.group(1))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	813 if (len(mo.group(3)) ==
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	814 2 * self._get_digest_size(algo_name)):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	815 # hex
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	816 digest = binascii.unhexlify(mo.group(3))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	817 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	818 # base64
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	819 digest = base64.b64decode(mo.group(3))
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	820 if mo.group(4):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	821 size = int(util.n(mo.group(5)), 10)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	822 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	823 size = None
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	824 return (algo_name, mo.group(2), digest, size)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	825 else:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	826 assert False, line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	827 return line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	828
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	829 def _get_next_line(self):
189 959c6d37b014 Extend the max line length to read to 4096, which is something along PATH_MAX onn Linux Franz Glasner <fzglas.hg@dom66.de> parents: 188 diff changeset	830 line = self._fp.readline(4096) # along PATH_MAX on Linux
188 2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	831 if line:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	832 self._line_no += 1
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	833 return line
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	834
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	835 def _reset_crc(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	836 self._crc32 = zlib.crc32(b"")
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	837
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	838 def _update_crc(self, data):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	839 self._crc32 = zlib.crc32(data, self._crc32)
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	840
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	841 def _hex_crc(self):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	842 return (hex(self._crc32)[2:]).upper()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	843
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	844 def _get_digest_size(self, algo_name):
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	845 if self._current_algo_name == algo_name:
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	846 return self._current_algo_digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	847 h = util.algotag2algotype(algo_name)()
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	848 self._current_algo_name = algo_name
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	849 self._current_algo_digest_size = h.digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	850 return self._current_algo_digest_size
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	851
2784fdcc99e5 Implement basic parsing of treesum output. Franz Glasner <fzglas.hg@dom66.de> parents: 179 diff changeset	852
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	853 def print_treesum_digestfile_infos(opts):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	854 print_infos_for_digestfile(opts.digest_files, opts.print_only_last_block)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	855
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	856
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	857 def print_infos_for_digestfile(digest_files, print_only_last_block=True):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	858 for fn in digest_files:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	859 if fn == "-":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	860 if util.PY2:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	861 reader = TreesumReader.from_binary_buffer(sys.stdin)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	862 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	863 reader = TreesumReader.from_binary_buffer(sys.stdin.buffer)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	864 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	865 reader = TreesumReader.from_path(fn)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	866
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	867 with reader:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	868 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	869 comments = []
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	870 in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	871 block_no = 0
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	872 for record in reader:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	873 if record[0] == "VERSION":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	874 assert record[1] == "1"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	875 # start a new block
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	876 in_block = True
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	877 block_no += 1
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	878 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	879 comments = []
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	880 elif record[0] == "FLAGS":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	881 flags = record[1]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	882 elif record[0] == "ROOT":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	883 root = record[1]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	884 elif record[0] == "COMMENT":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	885 comments.append(record[1])
198 c1e875ba4bdc Put the effective filesystem encoding into the treesum digest file using FSENCODING = <encoding> Franz Glasner <fzglas.hg@dom66.de> parents: 197 diff changeset	886 elif record[0] in ("FSENCODING", "TIMESTAMP", "ISOTIMESTAMP"):
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	887 pass
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	888 elif record[0] == "CRC32":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	889 pass
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	890 # in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	891 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	892 if not in_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	893 continue
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	894 # digest line or size line
193 fb36e71f6ba8 Change: path indicators for symlinks: ./@ -> ./@/ and /./@ -> /./@/ Franz Glasner <fzglas.hg@dom66.de> parents: 191 diff changeset	895 if not record[1] or record[1] == b"./@/":
190 7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	896 if record[0] == "SIZE":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	897 algorithm = "SIZE"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	898 digest = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	899 size = record[2]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	900 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	901 algorithm = record[0]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	902 digest = record[2]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	903 size = record[3]
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	904 if not print_only_last_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	905 print_block_data(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	906 block_no,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	907 root, flags, comments, algorithm, digest, size)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	908 root = flags = algorithm = digest = size = None
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	909 in_block = False
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	910 if print_only_last_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	911 if not in_block:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	912 if digest is not None or size is not None:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	913 print_block_data(
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	914 block_no,
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	915 root, flags, comments, algorithm, digest, size)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	916 else:
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	917 logging.warning("missing block end")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	918
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	919
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	920 def print_block_data(block_no, tag, flags, comments, algorithm, digest, size):
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	921 digeststr = util.n(binascii.hexlify(digest)) if digest else "<no digest>"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	922 sizestr = str(size) if size is not None else "<no size>"
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	923 print("BLOCK No %d:" % (block_no,))
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	924 print(" Tag:", tag)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	925 print(" Flags:", flags if flags else "<none>")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	926 print(" Comments:", comments if comments else "")
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	927 print(" Algorithm:", algorithm)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	928 if algorithm != "SIZE":
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	929 print(" Digest:", digeststr)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	930 print(" Size:", sizestr)
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	931
7e0c25a31757 First implementation of "treeview info" to print some information from the treeview digest files Franz Glasner <fzglas.hg@dom66.de> parents: 189 diff changeset	932
124 3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	933 if __name__ == "__main__":
3bd3f32b5e60 A first version of "treesum" is working Franz Glasner <fzglas.hg@dom66.de> parents: diff changeset	934 sys.exit(main())

Mercurial > hgrepos > Python > apps > py-cutils

annotate cutils/treesum.py @ 198:c1e875ba4bdc