# Copyright 2013 The Servo Project Developers. See the COPYRIGHT # file at the top-level directory of this distribution. # # Licensed under the Apache License, Version 2.0 or the MIT license # , at your # option. This file may not be copied, modified, or distributed # except according to those terms. from __future__ import absolute_import, print_function, unicode_literals import base64 import json import os import os.path as path import re import shutil import sys import urllib2 from mach.decorators import ( CommandArgument, CommandProvider, Command, ) import servo.bootstrap as bootstrap from servo.command_base import CommandBase, BIN_SUFFIX from servo.util import download_bytes, download_file, extract, host_triple @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', description='Install required packages for building.', category='bootstrap') @CommandArgument('--force', '-f', action='store_true', help='Boostrap without confirmation') def bootstrap(self, force=False): return bootstrap.bootstrap(self.context, force=force) @Command('bootstrap-rust', description='Download the Rust compiler', category='bootstrap') @CommandArgument('--force', '-f', action='store_true', help='Force download even if a copy already exists') @CommandArgument('--target', action='append', default=[], help='Download rust stdlib for specified target') @CommandArgument('--stable', action='store_true', help='Use stable rustc version') def bootstrap_rustc(self, force=False, target=[], stable=False): self.set_use_stable_rust(stable) version = self.rust_version() rust_path = self.rust_path() rust_dir = path.join(self.context.sharedir, "rust", rust_path) install_dir = path.join(self.context.sharedir, "rust", version) if not self.config["build"]["llvm-assertions"]: if not self.use_stable_rust(): install_dir += "-alt" if not force and path.exists(path.join(rust_dir, "rustc", "bin", "rustc" + BIN_SUFFIX)): print("Rust compiler already downloaded.", end=" ") print("Use |bootstrap-rust --force| to download again.") else: if path.isdir(rust_dir): shutil.rmtree(rust_dir) os.makedirs(rust_dir) # The nightly Rust compiler is hosted on the nightly server under the date with a name # rustc-nightly-HOST-TRIPLE.tar.gz, whereas the stable compiler is named # rustc-VERSION-HOST-TRIPLE.tar.gz. We just need to pull down and extract it, # giving a directory name that will be the same as the tarball name (rustc is # in that directory). if stable: tarball = "rustc-%s-%s.tar.gz" % (version, host_triple()) rustc_url = "https://static-rust-lang-org.s3.amazonaws.com/dist/" + tarball else: tarball = "%s/rustc-nightly-%s.tar.gz" % (version, host_triple()) base_url = "https://s3.amazonaws.com/rust-lang-ci/rustc-builds" if not self.config["build"]["llvm-assertions"]: base_url += "-alt" rustc_url = base_url + "/" + tarball tgz_file = rust_dir + '-rustc.tar.gz' download_file("Rust compiler", rustc_url, tgz_file) print("Extracting Rust compiler...") extract(tgz_file, install_dir) print("Rust compiler ready.") # Each Rust stdlib has a name of the form `rust-std-nightly-TRIPLE.tar.gz` for the nightly # releases, or rust-std-VERSION-TRIPLE.tar.gz for stable releases, with # a directory of the name `rust-std-TRIPLE` inside and then a `lib` directory. # This `lib` directory needs to be extracted and merged with the `rustc/lib` # directory from the host compiler above. nightly_suffix = "" if stable else "-nightly" stable_version = "-{}".format(version) if stable else "" lib_dir = path.join(install_dir, "rustc{}{}-{}".format(nightly_suffix, stable_version, host_triple()), "rustc", "lib", "rustlib") # ensure that the libs for the host's target is downloaded host_target = host_triple() if host_target not in target: target.append(host_target) for target_triple in target: target_lib_dir = path.join(lib_dir, target_triple) if path.exists(target_lib_dir): # No need to check for force. If --force the directory is already deleted print("Rust lib for target {} already downloaded.".format(target_triple), end=" ") print("Use |bootstrap-rust --force| to download again.") continue if self.use_stable_rust(): std_url = ("https://static-rust-lang-org.s3.amazonaws.com/dist/rust-std-%s-%s.tar.gz" % (version, target_triple)) tgz_file = install_dir + ('rust-std-%s-%s.tar.gz' % (version, target_triple)) else: std_url = ("https://s3.amazonaws.com/rust-lang-ci/rustc-builds/%s/rust-std-nightly-%s.tar.gz" % (version, target_triple)) tgz_file = install_dir + ('rust-std-nightly-%s.tar.gz' % target_triple) download_file("Host rust library for target %s" % target_triple, std_url, tgz_file) print("Extracting Rust stdlib for target %s..." % target_triple) extract(tgz_file, install_dir) shutil.copytree(path.join(install_dir, "rust-std%s%s-%s" % (nightly_suffix, stable_version, target_triple), "rust-std-%s" % target_triple, "lib", "rustlib", target_triple), path.join(install_dir, "rustc%s%s-%s" % (nightly_suffix, stable_version, host_triple()), "rustc", "lib", "rustlib", target_triple)) shutil.rmtree(path.join(install_dir, "rust-std%s%s-%s" % (nightly_suffix, stable_version, target_triple))) print("Rust {} libs ready.".format(target_triple)) @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() rust_root = self.config["tools"]["rust-root"] docs_dir = path.join(rust_root, "doc") if not force and path.exists(docs_dir): print("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_path().replace("rustc-", "rust-docs-") docs_url = ("https://static-rust-lang-org.s3.amazonaws.com/dist/rust-docs-nightly-%s.tar.gz" % host_triple()) tgz_file = path.join(rust_root, 'doc.tar.gz') download_file("Rust docs", docs_url, tgz_file) print("Extracting Rust docs...") temp_dir = path.join(rust_root, "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, "cargo", "bin", "cargo" + BIN_SUFFIX)): 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://s3.amazonaws.com/rust-lang-ci/cargo-builds/%s/%s" % \ (self.cargo_build_id(), tgz_file) download_file("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-hsts-preload', description='Download the HSTS preload list', category='bootstrap') def bootstrap_hsts_preload(self, force=False): preload_filename = "hsts_preload.json" preload_path = path.join(self.context.topdir, "resources") chromium_hsts_url = "https://chromium.googlesource.com/chromium/src" + \ "/net/+/master/http/transport_security_state_static.json?format=TEXT" try: content_base64 = download_bytes("Chromium HSTS preload list", chromium_hsts_url) except urllib2.URLError: print("Unable to download chromium HSTS preload list; are you connected to the internet?") sys.exit(1) content_decoded = base64.b64decode(content_base64) # The chromium "json" has single line comments in it which, of course, # are non-standard/non-valid json. Simply strip them out before parsing content_json = re.sub(r'(^|\s+)//.*$', '', content_decoded, flags=re.MULTILINE) try: pins_and_static_preloads = json.loads(content_json) entries = { "entries": [ { "host": e["name"], "include_subdomains": e.get("include_subdomains", False) } for e in pins_and_static_preloads["entries"] ] } with open(path.join(preload_path, preload_filename), 'w') as fd: json.dump(entries, fd, indent=4) except ValueError, e: print("Unable to parse chromium HSTS preload list, has the format changed?") sys.exit(1) @Command('update-pub-domains', description='Download the public domains list and update resources/public_domains.txt', category='bootstrap') def bootstrap_pub_suffix(self, force=False): list_url = "https://publicsuffix.org/list/public_suffix_list.dat" dst_filename = path.join(self.context.topdir, "resources", "public_domains.txt") not_implemented_case = re.compile(r'^[^*]+\*') try: content = download_bytes("Public suffix list", list_url) except urllib2.URLError: print("Unable to download the public suffix list; are you connected to the internet?") sys.exit(1) lines = [l.strip() for l in content.decode("utf8").split("\n")] suffixes = [l for l in lines if not l.startswith("//") and not l == ""] with open(dst_filename, "wb") as fo: for suffix in suffixes: if not_implemented_case.match(suffix): print("Warning: the new list contains a case that servo can't handle: %s" % suffix) fo.write(suffix.encode("idna") + "\n") @Command('clean-nightlies', description='Clean unused nightly builds of Rust and Cargo', category='bootstrap') @CommandArgument('--force', '-f', action='store_true', help='Actually remove stuff') def clean_nightlies(self, force=False): rust_current = self.rust_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) if os.path.isdir(name): shutil.rmtree(name) else: os.remove(name) else: print("Would remove " + name) if not removing_anything: print("Nothing to remove.") elif not force: print("Nothing done. " "Run `./mach clean-nightlies -f` to actually remove.")