1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
|
# gemato: CLI routines
# vim:fileencoding=utf-8
# (c) 2017 Michał Górny
# Licensed under the terms of 2-clause BSD license
from __future__ import print_function
import argparse
import datetime
import io
import logging
import os.path
import timeit
import gemato.find_top_level
import gemato.recursiveloader
def verify_warning(e):
logging.warning(str(e))
return True
def verify_failure(e):
logging.error(str(e))
return False
def do_verify(args):
ret = True
for p in args.paths:
tlm = gemato.find_top_level.find_top_level_manifest(p)
if tlm is None:
logging.error('Top-level Manifest not found in {}'.format(p))
return 1
init_kwargs = {}
kwargs = {}
if args.keep_going:
kwargs['fail_handler'] = verify_failure
if not args.strict:
kwargs['warn_handler'] = verify_warning
if not args.openpgp_verify:
init_kwargs['verify_openpgp'] = False
with gemato.openpgp.OpenPGPEnvironment() as env:
if args.openpgp_key is not None:
with io.open(args.openpgp_key, 'rb') as f:
env.import_key(f)
init_kwargs['openpgp_env'] = env
start = timeit.default_timer()
try:
m = gemato.recursiveloader.ManifestRecursiveLoader(tlm, **init_kwargs)
except gemato.exceptions.OpenPGPNoImplementation as e:
logging.error(str(e))
return 1
except gemato.exceptions.OpenPGPVerificationFailure as e:
logging.error(str(e))
return 1
if args.require_signed_manifest and not m.openpgp_signed:
logging.error('Top-level Manifest {} is not OpenPGP signed'.format(tlm))
return 1
relpath = os.path.relpath(p, os.path.dirname(tlm))
if relpath == '.':
relpath = ''
try:
ret &= m.assert_directory_verifies(relpath, **kwargs)
except gemato.exceptions.ManifestCrossDevice as e:
logging.error(str(e))
return 1
except gemato.exceptions.ManifestIncompatibleEntry as e:
logging.error(str(e))
return 1
except gemato.exceptions.ManifestMismatch as e:
logging.error(str(e))
return 1
stop = timeit.default_timer()
logging.info('{} validated in {:.2f} seconds'.format(p, stop - start))
return 0 if ret else 1
def do_update(args):
for p in args.paths:
tlm = gemato.find_top_level.find_top_level_manifest(p)
if tlm is None:
logging.error('Top-level Manifest not found in {}'.format(p))
return 1
init_kwargs = {}
init_kwargs['hashes'] = args.hashes.split()
if args.openpgp_id is not None:
init_kwargs['openpgp_keyid'] = args.openpgp_id
if args.sign is not None:
init_kwargs['sign_openpgp'] = args.sign
with gemato.openpgp.OpenPGPEnvironment() as env:
if args.openpgp_key is not None:
with io.open(args.openpgp_key, 'rb') as f:
env.import_key(f)
init_kwargs['openpgp_env'] = env
start = timeit.default_timer()
try:
m = gemato.recursiveloader.ManifestRecursiveLoader(tlm,
**init_kwargs)
except gemato.exceptions.OpenPGPNoImplementation as e:
logging.error(str(e))
return 1
except gemato.exceptions.OpenPGPVerificationFailure as e:
logging.error(str(e))
return 1
relpath = os.path.relpath(p, os.path.dirname(tlm))
if relpath == '.':
relpath = ''
try:
m.update_entries_for_directory(relpath)
ts = m.find_timestamp()
if ts is not None:
ts.ts = datetime.datetime.utcnow()
m.save_manifests(sort=True)
except gemato.exceptions.ManifestCrossDevice as e:
logging.error(str(e))
return 1
except gemato.exceptions.ManifestInvalidPath as e:
logging.error(str(e))
return 1
stop = timeit.default_timer()
logging.info('{} updated in {:.2f} seconds'.format(p, stop - start))
return 0
def do_create(args):
for p in args.paths:
init_kwargs = {}
init_kwargs['allow_create'] = True
init_kwargs['hashes'] = args.hashes.split()
if args.openpgp_id is not None:
init_kwargs['openpgp_keyid'] = args.openpgp_id
if args.sign is not None:
init_kwargs['sign_openpgp'] = args.sign
with gemato.openpgp.OpenPGPEnvironment() as env:
if args.openpgp_key is not None:
with io.open(args.openpgp_key, 'rb') as f:
env.import_key(f)
init_kwargs['openpgp_env'] = env
start = timeit.default_timer()
try:
m = gemato.recursiveloader.ManifestRecursiveLoader(
p, **init_kwargs)
except gemato.exceptions.OpenPGPNoImplementation as e:
logging.error(str(e))
return 1
except gemato.exceptions.OpenPGPVerificationFailure as e:
logging.error(str(e))
return 1
try:
m.update_entries_for_directory()
ts = m.find_timestamp()
if ts is not None:
ts.ts = datetime.datetime.utcnow()
m.save_manifests(sort=True)
except gemato.exceptions.ManifestCrossDevice as e:
logging.error(str(e))
return 1
except gemato.exceptions.ManifestInvalidPath as e:
logging.error(str(e))
return 1
stop = timeit.default_timer()
logging.info('{} updated in {:.2f} seconds'.format(p, stop - start))
return 0
def main(argv):
argp = argparse.ArgumentParser(
prog=argv[0],
description='Gentoo Manifest Tool')
subp = argp.add_subparsers()
verify = subp.add_parser('verify',
help='Verify one or more directories against Manifests')
verify.add_argument('paths', nargs='*', default=['.'],
help='Paths to verify (defaults to "." if none specified)')
verify.add_argument('-k', '--keep-going', action='store_true',
help='Continue reporting errors rather than terminating on the first failure')
verify.add_argument('-K', '--openpgp-key',
help='Use only the OpenPGP key(s) from a specific file')
verify.add_argument('-P', '--no-openpgp-verify', action='store_false',
dest='openpgp_verify',
help='Disable OpenPGP verification of signed Manifests')
verify.add_argument('-s', '--require-signed-manifest', action='store_true',
help='Require that the top-level Manifest is OpenPGP signed')
verify.add_argument('-S', '--no-strict', action='store_false',
dest='strict',
help='Do not fail on non-strict Manifest issues (MISC/OPTIONAL entries)')
verify.set_defaults(func=do_verify)
update = subp.add_parser('update',
help='Update the Manifest entries for one or more directory trees')
update.add_argument('paths', nargs='*', default=['.'],
help='Paths to update (defaults to "." if none specified)')
update.add_argument('-H', '--hashes', required=True,
help='Whitespace-separated list of hashes to use')
update.add_argument('-k', '--openpgp-id',
help='Use the specified OpenPGP key (by ID or user)')
update.add_argument('-K', '--openpgp-key',
help='Use only the OpenPGP key(s) from a specific file')
signgroup = update.add_mutually_exclusive_group()
signgroup.add_argument('-s', '--sign', action='store_true',
default=None,
help='Force signing the top-level Manifest')
signgroup.add_argument('-S', '--no-sign', action='store_false',
dest='sign',
help='Disable signing the top-level Manifest')
update.set_defaults(func=do_update)
create = subp.add_parser('create',
help='Create a Manifest tree starting at the specified file')
create.add_argument('paths', nargs='*', default=['Manifest'],
help='Paths to create (defaults to "Manifest" if none specified)')
create.add_argument('-H', '--hashes', required=True,
help='Whitespace-separated list of hashes to use')
create.add_argument('-k', '--openpgp-id',
help='Use the specified OpenPGP key (by ID or user)')
create.add_argument('-K', '--openpgp-key',
help='Use only the OpenPGP key(s) from a specific file')
signgroup = create.add_mutually_exclusive_group()
signgroup.add_argument('-s', '--sign', action='store_true',
default=None,
help='Force signing the top-level Manifest')
signgroup.add_argument('-S', '--no-sign', action='store_false',
dest='sign',
help='Disable signing the top-level Manifest')
create.set_defaults(func=do_create)
vals = argp.parse_args(argv[1:])
return vals.func(vals)
|
