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
|
from __future__ import print_function, unicode_literals
import os
import os.path as path
import shutil
import subprocess
import sys
import tarfile
import urllib2
from distutils.version import LooseVersion
from mach.decorators import (
CommandArgument,
CommandProvider,
Command,
)
from servo.command_base import CommandBase, cd, host_triple
def download(desc, src, dst):
print("Downloading %s..." % desc)
dumb = (os.environ.get("TERM") == "dumb") or (not sys.stdout.isatty())
try:
resp = urllib2.urlopen(src)
fsize = int(resp.info().getheader('Content-Length').strip())
recved = 0
chunk_size = 8192
with open(dst, 'wb') as fd:
while True:
chunk = resp.read(chunk_size)
if not chunk: break
recved += len(chunk)
if not dumb:
pct = recved * 100.0 / fsize
print("\rDownloading %s: %5.1f%%" % (desc, pct), end="")
sys.stdout.flush()
fd.write(chunk)
if not dumb:
print()
except urllib2.HTTPError, e:
print("Download failed (%d): %s - %s" % (e.code, e.reason, src))
cpu_type = subprocess.check_output(["uname", "-m"]).strip().lower()
if e.code == 404 and cpu_type in ["i386", "i486", "i686", "i768", "x86"]:
# i686
print("Note: Servo does not currently bootstrap 32bit snapshots of Rust")
print("See https://github.com/servo/servo/issues/3899")
sys.exit(1)
def extract(src, dst, movedir=None):
tarfile.open(src).extractall(dst)
if movedir:
for f in os.listdir(movedir):
frm = path.join(movedir, f)
to = path.join(dst, f)
os.rename(frm, to)
os.rmdir(movedir)
os.remove(src)
@CommandProvider
class MachCommands(CommandBase):
@Command('env',
description='Print environment setup commands',
category='bootstrap')
def env(self):
env = self.build_env()
print("export PATH=%s" % env["PATH"])
if sys.platform == "darwin":
print("export DYLD_LIBRARY_PATH=%s" % env["DYLD_LIBRARY_PATH"])
else:
print("export LD_LIBRARY_PATH=%s" % env["LD_LIBRARY_PATH"])
@Command('bootstrap-rust',
description='Download the Rust compiler snapshot',
category='bootstrap')
@CommandArgument('--force', '-f',
action='store_true',
help='Force download even if a snapshot already exists')
def bootstrap_rustc(self, force=False):
rust_dir = path.join(
self.context.sharedir, "rust", *self.rust_snapshot_path().split("/"))
if not force and path.exists(path.join(rust_dir, "rustc", "bin", "rustc")):
print("Snapshot Rust compiler already downloaded.", end=" ")
print("Use |bootstrap-rust --force| to download again.")
return
if path.isdir(rust_dir):
shutil.rmtree(rust_dir)
os.makedirs(rust_dir)
snapshot_url = ("https://servo-rust.s3.amazonaws.com/%s.tar.gz"
% self.rust_snapshot_path())
tgz_file = rust_dir + '.tar.gz'
download("Rust snapshot", snapshot_url, tgz_file)
print("Extracting Rust snapshot...")
snap_dir = path.join(rust_dir,
path.basename(tgz_file).replace(".tar.gz", ""))
extract(tgz_file, rust_dir, movedir=snap_dir)
print("Snapshot Rust ready.")
@Command('bootstrap-rust-docs',
description='Download the Rust documentation',
category='bootstrap')
@CommandArgument('--force', '-f',
action='store_true',
help='Force download even if docs already exist')
def bootstrap_rustc_docs(self, force=False):
self.ensure_bootstrapped()
hash_dir = path.join(self.context.sharedir, "rust",
self.rust_snapshot_path().split("/")[0])
docs_dir = path.join(hash_dir, self.rust_snapshot_path().split("/")[1], "doc")
if not force and path.exists(docs_dir):
print("Snapshot Rust docs already downloaded.", end=" ")
print("Use |bootstrap-rust-docs --force| to download again.")
return
if path.isdir(docs_dir):
shutil.rmtree(docs_dir)
docs_name = self.rust_snapshot_path().replace("rustc-", "rust-docs-")
snapshot_url = ("https://servo-rust.s3.amazonaws.com/%s.tar.gz"
% docs_name)
tgz_file = path.join(hash_dir, 'doc.tar.gz')
download("Rust docs", snapshot_url, tgz_file)
print("Extracting Rust docs...")
temp_dir = path.join(hash_dir, "temp_docs")
if path.isdir(temp_dir):
shutil.rmtree(temp_dir)
extract(tgz_file, temp_dir)
shutil.move(path.join(temp_dir, docs_name.split("/")[1],
"rust-docs", "share", "doc", "rust", "html"),
docs_dir)
shutil.rmtree(temp_dir)
print("Rust docs ready.")
@Command('bootstrap-cargo',
description='Download the Cargo build tool',
category='bootstrap')
@CommandArgument('--force', '-f',
action='store_true',
help='Force download even if cargo already exists')
def bootstrap_cargo(self, force=False):
cargo_dir = path.join(self.context.sharedir, "cargo",
self.cargo_build_id())
if not force and path.exists(path.join(cargo_dir, "bin", "cargo")):
print("Cargo already downloaded.", end=" ")
print("Use |bootstrap_cargo --force| to download again.")
return
if path.isdir(cargo_dir):
shutil.rmtree(cargo_dir)
os.makedirs(cargo_dir)
tgz_file = "cargo-nightly-%s.tar.gz" % host_triple()
nightly_url = "https://static-rust-lang-org.s3.amazonaws.com/cargo-dist/%s/%s" % \
(self.cargo_build_id(), tgz_file)
download("Cargo nightly", nightly_url, tgz_file)
print("Extracting Cargo nightly...")
nightly_dir = path.join(cargo_dir,
path.basename(tgz_file).replace(".tar.gz", ""))
extract(tgz_file, cargo_dir, movedir=nightly_dir)
print("Cargo ready.")
@Command('update-submodules',
description='Update submodules',
category='bootstrap')
def update_submodules(self):
# Ensure that the installed git version is >= 1.8.1
gitversion_output = subprocess.check_output(["git", "--version"])
gitversion = LooseVersion(gitversion_output.split(" ")[-1])
if gitversion < LooseVersion("1.8.1"):
print("Git version 1.8.1 or above required. Current version is {}"
.format(gitversion))
sys.exit(1)
submodules = subprocess.check_output(["git", "submodule", "status"])
for line in submodules.split('\n'):
components = line.strip().split(' ')
if len(components) > 1:
module_path = components[1]
if path.exists(module_path):
with cd(module_path):
output = subprocess.check_output(
["git", "status", "--porcelain"])
if len(output) != 0:
print("error: submodule %s is not clean"
% module_path)
print("\nClean the submodule and try again.")
return 1
subprocess.check_call(
["git", "submodule", "--quiet", "sync", "--recursive"])
subprocess.check_call(
["git", "submodule", "update", "--init", "--recursive"])
@Command('clean-snapshots',
description='Clean unused snapshots of Rust and Cargo',
category='bootstrap')
@CommandArgument('--force', '-f',
action='store_true',
help='Actually remove stuff')
def clean_snapshots(self, force=False):
rust_current = self.rust_snapshot_path().split('/')[0]
cargo_current = self.cargo_build_id()
print("Current Rust version: " + rust_current)
print("Current Cargo version: " + cargo_current)
removing_anything = False
for current, base in [(rust_current, "rust"), (cargo_current, "cargo")]:
base = path.join(self.context.sharedir, base)
for name in os.listdir(base):
if name != current:
removing_anything = True
name = path.join(base, name)
if force:
print("Removing " + name)
shutil.rmtree(name)
else:
print("Would remove " + name)
if not removing_anything:
print("Nothing to remove.")
elif not force:
print("Nothing done. "
"Run `./mach clean-snapshots -f` to actually remove.")
|
