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
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
| #!/usr/bin/python
from __future__ import print_function
import argparse
import getpass
import os
import os.path
import re
import select
import sys
import subprocess
_COMMON_SYNC_OPTS = "-avzh --delete"
_COMMON_EXCLUDE_OPTS = "--exclude=DerivedData --exclude=.svn --exclude=.git --exclude=llvm-build/Release+Asserts"
def normalize_configuration(config_text):
if not config_text:
return "debug"
config_lower = config_text.lower()
if config_lower in ["debug", "release"]:
return config_lower
else:
raise Exception("unknown configuration specified: %s" % config_text)
def parse_args():
DEFAULT_REMOTE_ROOT_DIR = "/mnt/ssd/work/macosx.sync"
DEFAULT_REMOTE_HOSTNAME = "tfiala2.mtv.corp.google.com"
OPTIONS_FILENAME = ".remote-build.conf"
DEFAULT_SSH_PORT = "22"
parser = argparse.ArgumentParser(fromfile_prefix_chars='@')
parser.add_argument(
"--configuration",
"-c",
help="specify configuration (Debug, Release)",
default=normalize_configuration(
os.environ.get(
'CONFIGURATION',
'Debug')))
parser.add_argument(
"--debug", "-d",
action="store_true",
help="help debug the remote-build script by adding extra logging")
parser.add_argument(
"--local-lldb-dir", "-l", metavar="DIR",
help="specify local lldb directory (Xcode layout assumed for llvm/clang)",
default=os.getcwd())
parser.add_argument(
"--port", "-p",
help="specify the port ssh should use to connect to the remote side",
default=DEFAULT_SSH_PORT)
parser.add_argument(
"--remote-address", "-r", metavar="REMOTE-ADDR",
help="specify the dns name or ip address of the remote linux system",
default=DEFAULT_REMOTE_HOSTNAME)
parser.add_argument(
"--remote-dir", metavar="DIR",
help="specify the root of the linux source/build dir",
default=DEFAULT_REMOTE_ROOT_DIR)
parser.add_argument(
"--user", "-u", help="specify the user name for the remote system",
default=getpass.getuser())
parser.add_argument(
"--xcode-action",
"-x",
help="$(ACTION) from Xcode",
nargs='?',
default=None)
command_line_args = sys.argv[1:]
if os.path.exists(OPTIONS_FILENAME):
# Prepend the file so that command line args override the file
# contents.
command_line_args.insert(0, "@%s" % OPTIONS_FILENAME)
return parser.parse_args(command_line_args)
def maybe_create_remote_root_dir(args):
commandline = [
"ssh",
"-p", args.port,
"%s@%s" % (args.user, args.remote_address),
"mkdir",
"-p",
args.remote_dir]
print("create remote root dir command:\n{}".format(commandline))
return subprocess.call(commandline)
def init_with_args(args):
# Expand any user directory specs in local-side source dir (on MacOSX).
args.local_lldb_dir = os.path.expanduser(args.local_lldb_dir)
# Append the configuration type to the remote build dir.
args.configuration = normalize_configuration(args.configuration)
args.remote_build_dir = os.path.join(
args.remote_dir,
"build-%s" % args.configuration)
# We assume the local lldb directory is really named 'lldb'.
# This is because on the remote end, the local lldb root dir
# is copied over underneath llvm/tools and will be named there
# whatever it is named locally. The remote build will assume
# is is called lldb.
if os.path.basename(args.local_lldb_dir) != 'lldb':
raise Exception(
"local lldb root needs to be called 'lldb' but was {} instead"
.format(os.path.basename(args.local_lldb_dir)))
args.lldb_dir_relative_regex = re.compile(
"%s/llvm/tools/lldb/" % args.remote_dir)
args.llvm_dir_relative_regex = re.compile("%s/" % args.remote_dir)
print("Xcode action:", args.xcode_action)
# Ensure the remote directory exists.
result = maybe_create_remote_root_dir(args)
if result == 0:
print("using remote root dir: %s" % args.remote_dir)
else:
print("remote root dir doesn't exist and could not be created, "
+ "error code:", result)
return False
return True
def sync_llvm(args):
commandline = ["rsync"]
commandline.extend(_COMMON_SYNC_OPTS.split())
commandline.extend(_COMMON_EXCLUDE_OPTS.split())
commandline.append("--exclude=/llvm/tools/lldb")
commandline.extend(["-e", "ssh -p {}".format(args.port)])
commandline.extend([
"%s/llvm" % args.local_lldb_dir,
"%s@%s:%s" % (args.user, args.remote_address, args.remote_dir)])
if args.debug:
print("going to execute llvm sync: {}".format(commandline))
return subprocess.call(commandline)
def sync_lldb(args):
commandline = ["rsync"]
commandline.extend(_COMMON_SYNC_OPTS.split())
commandline.extend(_COMMON_EXCLUDE_OPTS.split())
commandline.append("--exclude=/lldb/llvm")
commandline.extend(["-e", "ssh -p {}".format(args.port)])
commandline.extend([args.local_lldb_dir, "%s@%s:%s/llvm/tools" %
(args.user, args.remote_address, args.remote_dir)])
if args.debug:
print("going to execute lldb sync: {}".format(commandline))
return subprocess.call(commandline)
def build_cmake_command(args):
# args.remote_build_dir
# args.configuration in ('release', 'debug')
if args.configuration == 'debug-optimized':
build_type_name = "RelWithDebInfo"
elif args.configuration == 'release':
build_type_name = "Release"
else:
build_type_name = "Debug"
ld_flags = "\"-lstdc++ -lm\""
install_dir = os.path.join(
args.remote_build_dir, "..", "install-{}".format(args.configuration))
command_line = [
"cmake",
"-GNinja",
"-DCMAKE_CXX_COMPILER=clang",
"-DCMAKE_C_COMPILER=clang",
# "-DCMAKE_CXX_FLAGS=%s" % cxx_flags,
"-DCMAKE_SHARED_LINKER_FLAGS=%s" % ld_flags,
"-DCMAKE_EXE_LINKER_FLAGS=%s" % ld_flags,
"-DCMAKE_INSTALL_PREFIX:PATH=%s" % install_dir,
"-DCMAKE_BUILD_TYPE=%s" % build_type_name,
"-Wno-dev",
os.path.join("..", "llvm")
]
return command_line
def maybe_configure(args):
commandline = [
"ssh",
"-p", args.port,
"%s@%s" % (args.user, args.remote_address),
"cd", args.remote_dir, "&&",
"mkdir", "-p", args.remote_build_dir, "&&",
"cd", args.remote_build_dir, "&&"
]
commandline.extend(build_cmake_command(args))
if args.debug:
print("configure command: {}".format(commandline))
return subprocess.call(commandline)
def filter_build_line(args, line):
lldb_relative_line = args.lldb_dir_relative_regex.sub('', line)
if len(lldb_relative_line) != len(line):
# We substituted - return the modified line
return lldb_relative_line
# No match on lldb path (longer on linux than llvm path). Try
# the llvm path match.
return args.llvm_dir_relative_regex.sub('', line)
def run_remote_build_command(args, build_command_list):
commandline = [
"ssh",
"-p", args.port,
"%s@%s" % (args.user, args.remote_address),
"cd", args.remote_build_dir, "&&"]
commandline.extend(build_command_list)
if args.debug:
print("running remote build command: {}".format(commandline))
proc = subprocess.Popen(
commandline,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
# Filter stdout/stderr output for file path mapping.
# We do this to enable Xcode to see filenames relative to the
# MacOSX-side directory structure.
while True:
reads = [proc.stdout.fileno(), proc.stderr.fileno()]
select_result = select.select(reads, [], [])
for fd in select_result[0]:
if fd == proc.stdout.fileno():
line = proc.stdout.readline()
display_line = filter_build_line(args, line.rstrip())
if display_line and len(display_line) > 0:
print(display_line)
elif fd == proc.stderr.fileno():
line = proc.stderr.readline()
display_line = filter_build_line(args, line.rstrip())
if display_line and len(display_line) > 0:
print(display_line, file=sys.stderr)
proc_retval = proc.poll()
if proc_retval is not None:
# Process stopped. Drain output before finishing up.
# Drain stdout.
while True:
line = proc.stdout.readline()
if line:
display_line = filter_build_line(args, line.rstrip())
if display_line and len(display_line) > 0:
print(display_line)
else:
break
# Drain stderr.
while True:
line = proc.stderr.readline()
if line:
display_line = filter_build_line(args, line.rstrip())
if display_line and len(display_line) > 0:
print(display_line, file=sys.stderr)
else:
break
return proc_retval
def build(args):
return run_remote_build_command(args, ["time", "ninja"])
def clean(args):
return run_remote_build_command(args, ["ninja", "clean"])
if __name__ == "__main__":
# Handle arg parsing.
args = parse_args()
# Initialize the system.
if not init_with_args(args):
exit(1)
# Sync over llvm and clang source.
sync_llvm(args)
# Sync over lldb source.
sync_lldb(args)
# Configure the remote build if it's not already.
maybe_configure(args)
if args.xcode_action == 'clean':
exit(clean(args))
else:
exit(build(args))
|