226 lines
6.3 KiB
Python
226 lines
6.3 KiB
Python
# xfail-license
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import re, os, sys, glob, tarfile, shutil, subprocess, tempfile, distutils.spawn
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try:
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import hashlib
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sha_func = hashlib.sha1
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except ImportError:
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import sha
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sha_func = sha.new
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def scrub(b):
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if sys.version_info >= (3,) and type(b) == bytes:
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return b.decode('ascii')
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else:
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return b
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src_dir = scrub(os.getenv("CFG_SRC_DIR"))
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if not src_dir:
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raise Exception("missing env var CFG_SRC_DIR")
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snapshotfile = os.path.join(src_dir, "src", "snapshots.txt")
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download_url_base = "http://static.rust-lang.org/stage0-snapshots"
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download_dir_base = "dl"
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download_unpack_base = os.path.join(download_dir_base, "unpack")
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snapshot_files = {
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"linux": ["bin/rustc",
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"lib/libstd-*.so",
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"lib/libextra-*.so",
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"lib/librustc-*.so",
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"lib/libsyntax-*.so",
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"lib/librustuv-*.so",
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"lib/librustrt.so",
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"lib/librustllvm.so"],
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"macos": ["bin/rustc",
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"lib/libstd-*.dylib",
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"lib/libextra-*.dylib",
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"lib/librustc-*.dylib",
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"lib/libsyntax-*.dylib",
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"lib/librustuv-*.dylib",
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"lib/librustrt.dylib",
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"lib/librustllvm.dylib"],
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"winnt": ["bin/rustc.exe",
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"bin/std-*.dll",
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"bin/extra-*.dll",
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"bin/rustc-*.dll",
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"bin/syntax-*.dll",
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"bin/rustuv-*.dll",
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"bin/rustrt.dll",
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"bin/rustllvm.dll"],
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"freebsd": ["bin/rustc",
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"lib/libstd-*.so",
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"lib/libextra-*.so",
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"lib/librustc-*.so",
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"lib/libsyntax-*.so",
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"lib/librustuv-*.so",
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"lib/librustrt.so",
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"lib/librustllvm.so"]
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}
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winnt_runtime_deps = ["libgcc_s_dw2-1.dll",
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"libstdc++-6.dll",
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"libpthread-2.dll"]
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def parse_line(n, line):
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global snapshotfile
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if re.match(r"\s*$", line): return None
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if re.match(r"^T\s*$", line): return None
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match = re.match(r"\s+([\w_-]+) ([a-fA-F\d]{40})\s*$", line)
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if match:
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return { "type": "file",
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"platform": match.group(1),
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"hash": match.group(2).lower() }
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match = re.match(r"([ST]) (\d{4}-\d{2}-\d{2}) ([a-fA-F\d]+)\s*$", line);
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if (not match):
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raise Exception("%s:%d:E syntax error: " % (snapshotfile, n))
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return {"type": "snapshot",
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"date": match.group(2),
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"rev": match.group(3)}
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def partial_snapshot_name(date, rev, platform):
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return ("rust-stage0-%s-%s-%s.tar.bz2"
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% (date, rev, platform))
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def full_snapshot_name(date, rev, platform, hsh):
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return ("rust-stage0-%s-%s-%s-%s.tar.bz2"
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% (date, rev, platform, hsh))
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def get_kernel(triple):
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os_name = triple.split('-')[-1]
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#scrub(os.getenv("CFG_ENABLE_MINGW_CROSS")):
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if os_name == "nt" or os_name == "mingw32":
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return "winnt"
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if os_name == "darwin":
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return "macos"
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if os_name == "freebsd":
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return "freebsd"
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return "linux"
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def get_cpu(triple):
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arch = triple.split('-')[0]
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if arch == "i686":
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return "i386"
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return arch
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def get_platform(triple):
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return "%s-%s" % (get_kernel(triple), get_cpu(triple))
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def cmd_out(cmdline):
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p = subprocess.Popen(cmdline,
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stdout=subprocess.PIPE)
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return scrub(p.communicate()[0].strip())
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def local_rev_info(field):
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return cmd_out(["git", "--git-dir=" + os.path.join(src_dir, ".git"),
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"log", "-n", "1",
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"--format=%%%s" % field, "HEAD"])
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def local_rev_full_sha():
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return local_rev_info("H").split()[0]
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def local_rev_short_sha():
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return local_rev_info("h").split()[0]
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def local_rev_committer_date():
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return local_rev_info("ci")
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def get_url_to_file(u,f):
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# no security issue, just to stop partial download leaving a stale file
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tmpf = f + '.tmp'
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returncode = -1
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if distutils.spawn.find_executable("curl"):
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returncode = subprocess.call(["curl", "-o", tmpf, u])
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elif distutils.spawn.find_executable("wget"):
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returncode = subprocess.call(["wget", "-O", tmpf, u])
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if returncode != 0:
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try:
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os.unlink(tmpf)
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except OSError as e:
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pass
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raise Exception("failed to fetch url")
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os.rename(tmpf, f)
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def snap_filename_hash_part(snap):
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match = re.match(r".*([a-fA-F\d]{40}).tar.bz2$", snap)
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if not match:
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raise Exception("unable to find hash in filename: " + snap)
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return match.group(1)
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def hash_file(x):
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h = sha_func()
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h.update(open(x, "rb").read())
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return scrub(h.hexdigest())
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# Returns a list of paths of Rust's system runtime dependencies
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def get_winnt_runtime_deps():
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runtime_deps = []
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path_dirs = os.environ["PATH"].split(';')
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for name in winnt_runtime_deps:
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for dir in path_dirs:
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matches = glob.glob(os.path.join(dir, name))
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if matches:
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runtime_deps.append(matches[0])
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break
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else:
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raise Exception("Could not find runtime dependency: %s" % name)
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return runtime_deps
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def make_snapshot(stage, triple):
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kernel = get_kernel(triple)
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platform = get_platform(triple)
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rev = local_rev_short_sha()
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date = local_rev_committer_date().split()[0]
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file0 = partial_snapshot_name(date, rev, platform)
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def in_tar_name(fn):
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cs = re.split(r"[\\/]", fn)
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if len(cs) >= 2:
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return os.sep.join(cs[-2:])
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tar = tarfile.open(file0, "w:bz2")
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for name in snapshot_files[kernel]:
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dir = stage
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if stage == "stage1" and re.match(r"^lib/(lib)?std.*", name):
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dir = "stage0"
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fn_glob = os.path.join(triple, dir, name)
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matches = glob.glob(fn_glob)
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if not matches:
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raise Exception("Not found file with name like " + fn_glob)
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if len(matches) == 1:
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tar.add(matches[0], "rust-stage0/" + in_tar_name(matches[0]))
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else:
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raise Exception("Found stale files: \n %s\n"
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"Please make a clean build." % "\n ".join(matches))
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if kernel=="winnt":
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for path in get_winnt_runtime_deps():
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tar.add(path, "rust-stage0/bin/" + os.path.basename(path))
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tar.add(os.path.join(os.path.dirname(__file__), "third-party"),
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"rust-stage0/bin/third-party")
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tar.close()
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h = hash_file(file0)
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file1 = full_snapshot_name(date, rev, platform, h)
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shutil.move(file0, file1)
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return file1
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