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
|
#!/usr/bin/env python2.7
# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import argparse
import datetime
import os
import re
import sys
import subprocess
# find our home
ROOT = os.path.abspath(
os.path.join(os.path.dirname(sys.argv[0]), '../..'))
os.chdir(ROOT)
# parse command line
argp = argparse.ArgumentParser(description='copyright checker')
argp.add_argument('-o', '--output',
default='details',
choices=['list', 'details'])
argp.add_argument('-s', '--skips',
default=0,
action='store_const',
const=1)
argp.add_argument('-a', '--ancient',
default=0,
action='store_const',
const=1)
argp.add_argument('-f', '--fix',
default=False,
action='store_true');
argp.add_argument('--precommit',
default=False,
action='store_true')
args = argp.parse_args()
# open the license text
with open('LICENSE') as f:
LICENSE = f.read().splitlines()
# license format by file extension
# key is the file extension, value is a format string
# that given a line of license text, returns what should
# be in the file
LICENSE_PREFIX = {
'.bat': r'@rem\s*',
'.c': r'\s*(?://|\*)\s*',
'.cc': r'\s*(?://|\*)\s*',
'.h': r'\s*(?://|\*)\s*',
'.m': r'\s*\*\s*',
'.php': r'\s*\*\s*',
'.js': r'\s*\*\s*',
'.py': r'#\s*',
'.pyx': r'#\s*',
'.pxd': r'#\s*',
'.pxi': r'#\s*',
'.rb': r'#\s*',
'.sh': r'#\s*',
'.proto': r'//\s*',
'.cs': r'//\s*',
'.mak': r'#\s*',
'Makefile': r'#\s*',
'Dockerfile': r'#\s*',
'LICENSE': '',
'BUILD': r'#\s*',
}
_EXEMPT = frozenset((
# Generated protocol compiler output.
'examples/python/helloworld/helloworld_pb2.py',
'examples/python/helloworld/helloworld_pb2_grpc.py',
'examples/python/multiplex/helloworld_pb2.py',
'examples/python/multiplex/helloworld_pb2_grpc.py',
'examples/python/multiplex/route_guide_pb2.py',
'examples/python/multiplex/route_guide_pb2_grpc.py',
'examples/python/route_guide/route_guide_pb2.py',
'examples/python/route_guide/route_guide_pb2_grpc.py',
'src/core/ext/filters/client_channel/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h',
'src/core/ext/filters/client_channel/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.c',
'src/cpp/server/health/health.pb.h',
'src/cpp/server/health/health.pb.c',
# An older file originally from outside gRPC.
'src/php/tests/bootstrap.php',
# census.proto copied from github
'tools/grpcz/census.proto',
))
RE_YEAR = r'Copyright (?P<first_year>[0-9]+\-)?(?P<last_year>[0-9]+), Google Inc\.'
RE_LICENSE = dict(
(k, r'\n'.join(
LICENSE_PREFIX[k] +
(RE_YEAR if re.search(RE_YEAR, line) else re.escape(line))
for line in LICENSE))
for k, v in LICENSE_PREFIX.iteritems())
if args.precommit:
FILE_LIST_COMMAND = 'git status -z | grep -Poz \'(?<=^[MARC][MARCD ] )[^\s]+\''
else:
FILE_LIST_COMMAND = 'git ls-tree -r --name-only -r HEAD | ' \
'grep -v ^third_party/ |' \
'grep -v "\(ares_config.h\|ares_build.h\)"'
def load(name):
with open(name) as f:
return f.read()
def save(name, text):
with open(name, 'w') as f:
f.write(text)
assert(re.search(RE_LICENSE['LICENSE'], load('LICENSE')))
assert(re.search(RE_LICENSE['Makefile'], load('Makefile')))
def log(cond, why, filename):
if not cond: return
if args.output == 'details':
print '%s: %s' % (why, filename)
else:
print filename
# scan files, validate the text
ok = True
filename_list = []
try:
filename_list = subprocess.check_output(FILE_LIST_COMMAND,
shell=True).splitlines()
except subprocess.CalledProcessError:
sys.exit(0)
for filename in filename_list:
if filename in _EXEMPT:
continue
ext = os.path.splitext(filename)[1]
base = os.path.basename(filename)
if ext in RE_LICENSE:
re_license = RE_LICENSE[ext]
elif base in RE_LICENSE:
re_license = RE_LICENSE[base]
else:
log(args.skips, 'skip', filename)
continue
try:
text = load(filename)
except:
continue
m = re.search(re_license, text)
if m:
pass
elif 'DO NOT EDIT' not in text and filename != 'src/boringssl/err_data.c':
log(1, 'copyright missing', filename)
ok = False
sys.exit(0 if ok else 1)
|
