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
|
#!/usr/bin/env python3
# Copyright 2019 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from __future__ import print_function
import argparse
import sys
import os
import subprocess
import glob
import shutil
FILES_TO_SYNC = [
'README.md',
'check_protocol_compatibility.py',
'code_generator.py',
'concatenate_protocols.py',
'convert_protocol_to_json.py',
'crdtp/README.md',
'crdtp/cbor.cc',
'crdtp/cbor.h',
'crdtp/cbor_test.cc',
'crdtp/dispatch.h',
'crdtp/dispatch.cc',
'crdtp/dispatch_test.cc',
'crdtp/error_support.h',
'crdtp/error_support.cc',
'crdtp/error_support_test.cc',
'crdtp/export.h',
'crdtp/find_by_first.h',
'crdtp/find_by_first_test.cc',
'crdtp/frontend_channel.h',
'crdtp/json.cc',
'crdtp/json.h',
'crdtp/json_platform.h',
'crdtp/json_test.cc',
'crdtp/maybe.h',
'crdtp/parser_handler.h',
'crdtp/protocol_core.cc',
'crdtp/protocol_core.h',
'crdtp/protocol_core_test.cc',
'crdtp/serializable.h',
'crdtp/serializable.cc',
'crdtp/serializable_test.cc',
'crdtp/serializer_traits.h',
'crdtp/serializer_traits_test.cc',
'crdtp/span.h',
'crdtp/span.cc',
'crdtp/span_test.cc',
'crdtp/status.cc',
'crdtp/status.h',
'crdtp/status_test_support.cc',
'crdtp/status_test_support.h',
'crdtp/status_test.cc',
'crdtp/test_platform.cc',
'crdtp/test_platform.h',
'crdtp/test_string_traits.cc',
'crdtp/test_string_traits.h',
'crdtp/transcode.cc',
'inspector_protocol.gni',
'inspector_protocol.gypi',
'lib/*',
'pdl.py',
'templates/*',
]
def RunCmd(cmd):
p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
(stdoutdata, stderrdata) = p.communicate()
if p.returncode != 0:
raise Exception('%s: exit status %d', str(cmd), p.returncode)
return stdoutdata.decode('utf-8')
def CheckRepoIsClean(path):
os.chdir(path) # As a side effect this also checks for existence of the dir.
# If path isn't a git repo, this will throw and exception.
# And if it is a git repo and 'git status' has anything interesting to say,
# then it's not clean (uncommitted files etc.)
if len(RunCmd(['git', 'status', '--porcelain'])) != 0:
raise Exception('%s is not a clean git repo (run git status)' % path)
if not path.endswith('/src'):
raise Exception('%s does not end with /src' % path)
def CheckRepoIsNotAtMasterBranch(path):
os.chdir(path)
stdout = RunCmd(['git', 'rev-parse', '--abbrev-ref', 'HEAD']).strip()
if stdout == 'master':
raise Exception('%s is at master branch - refusing to copy there.' % path)
def CheckRepoIsChromiumCheckout(path):
os.chdir(path)
if (RunCmd(['git', 'config', '--get', 'remote.origin.url']).strip() !=
'https://chromium.googlesource.com/chromium/src.git'):
raise Exception('%s is not a proper Chromium checkout.' % path)
def CheckRepoIsInspectorProtocolCheckout(path):
os.chdir(path)
if (RunCmd(['git', 'config', '--get', 'remote.origin.url']).strip() !=
'https://chromium.googlesource.com/deps/inspector_protocol.git'):
raise Exception('%s is not a proper inspector_protocol checkout.' % path)
def FindFilesToSyncIn(path):
files = []
for f in FILES_TO_SYNC:
files += glob.glob(os.path.join(path, f))
files = [os.path.relpath(f, path) for f in files]
return files
def FilesAreEqual(path1, path2):
# We check for permissions (useful for executable scripts) and contents.
return (os.stat(path1).st_mode == os.stat(path2).st_mode and
open(path1).read() == open(path2).read())
def GetHeadRevision(path):
os.chdir(path)
return RunCmd(['git', 'rev-parse', 'HEAD'])
def main(argv):
parser = argparse.ArgumentParser(description=(
"Rolls the inspector_protocol project (upstream) into Chromium's "
"third_party (downstream)."))
parser.add_argument("--ip_src_upstream",
help="The inspector_protocol (upstream) tree.",
default="~/ip/src")
parser.add_argument("--chromium_src_downstream",
help="The Chromium src tree.",
default="~/chromium/src")
parser.add_argument('--reverse', dest='reverse', action='store_true',
help=("Whether to roll the opposite direction, from "
"Chromium (downstream) to inspector_protocol "
"(upstream)."))
parser.set_defaults(reverse=False)
parser.add_argument('--force', dest='force', action='store_true',
help=("Whether to carry out the modifications "
"in the destination tree."))
parser.set_defaults(force=False)
args = parser.parse_args(argv)
upstream = os.path.normpath(os.path.expanduser(args.ip_src_upstream))
downstream = os.path.normpath(os.path.expanduser(
args.chromium_src_downstream))
CheckRepoIsClean(upstream)
CheckRepoIsClean(downstream)
CheckRepoIsInspectorProtocolCheckout(upstream)
CheckRepoIsChromiumCheckout(downstream)
# Check that the destination Git repo isn't at the master branch - it's
# generally a bad idea to check into the master branch, so we catch this
# common pilot error here early.
if args.reverse:
CheckRepoIsNotAtMasterBranch(upstream)
src_dir = os.path.join(downstream, 'third_party/inspector_protocol')
dest_dir = upstream
else:
CheckRepoIsNotAtMasterBranch(downstream)
src_dir = upstream
dest_dir = os.path.join(downstream, 'third_party/inspector_protocol')
print('Rolling %s into %s ...' % (src_dir, dest_dir))
src_files = set(FindFilesToSyncIn(src_dir))
dest_files = set(FindFilesToSyncIn(dest_dir))
to_add = [f for f in src_files if f not in dest_files]
to_delete = [f for f in dest_files if f not in src_files]
to_copy = [f for f in src_files
if (f in dest_files and not FilesAreEqual(
os.path.join(src_dir, f), os.path.join(dest_dir, f)))]
print('To add: %s' % to_add)
print('To delete: %s' % to_delete)
print('To copy: %s' % to_copy)
if not to_add and not to_delete and not to_copy:
print('Nothing to do. You\'re good.')
sys.exit(0)
if not args.force:
print('Rerun with --force if you wish the modifications to be done.')
sys.exit(1)
print('You said --force ... as you wish, modifying the destination.')
for f in to_add + to_copy:
shutil.copyfile(os.path.join(src_dir, f), os.path.join(dest_dir, f))
shutil.copymode(os.path.join(src_dir, f), os.path.join(dest_dir, f))
for f in to_delete:
os.unlink(os.path.join(dest_dir, f))
if not args.reverse:
head_revision = GetHeadRevision(upstream)
lines = open(os.path.join(dest_dir, 'README.chromium')).readlines()
f = open(os.path.join(dest_dir, 'README.chromium'), 'w')
for line in lines:
if line.startswith('Revision: '):
f.write('Revision: %s' % head_revision)
else:
f.write(line)
f.close()
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))
|
