| # Copyright (c) 2011 Google Inc. All rights reserved. |
| # Copyright (c) 2015-2017 Apple 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 os |
| import logging |
| import re |
| import sys |
| |
| from webkitpy.common.memoized import memoized |
| from webkitpy.common.version import Version |
| from webkitpy.common.version_name_map import PUBLIC_TABLE, INTERNAL_TABLE, VersionNameMap |
| from webkitpy.common.system.executive import Executive, ScriptError |
| |
| |
| _log = logging.getLogger(__name__) |
| |
| |
| class PlatformInfo(object): |
| MAX = 2147483647 |
| |
| """This class provides a consistent (and mockable) interpretation of |
| system-specific values (like sys.platform and platform.mac_ver()) |
| to be used by the rest of the webkitpy code base. |
| |
| Public (static) properties: |
| -- os_name |
| -- os_version |
| |
| Note that 'future' is returned for os_version if the operating system is |
| newer than one known to the code. |
| """ |
| |
| def __init__(self, sys_module, platform_module, executive): |
| self._executive = executive |
| self._platform_module = platform_module |
| self.os_name = self._determine_os_name(sys_module.platform) |
| self.os_version = None |
| |
| self._is_cygwin = sys_module.platform == 'cygwin' |
| |
| if self.os_name.startswith('mac'): |
| self.os_version = Version.from_string(platform_module.mac_ver()[0]) |
| elif self.os_name.startswith('win'): |
| self.os_version = self._win_version() |
| else: |
| # Most other platforms (namely iOS) return conforming version strings. |
| version = re.search(r'\d+.\d+(.\d+)?', platform_module.release()) |
| if version: |
| self.os_version = Version.from_string(version.group(0)) |
| else: |
| _log.debug('No OS version number found') |
| |
| def is_mac(self): |
| return self.os_name == 'mac' |
| |
| def is_ios(self): |
| return self.os_name == 'ios' |
| |
| def is_watchos(self): |
| return self.os_name == 'watchos' |
| |
| def is_win(self): |
| return self.os_name == 'win' |
| |
| def is_native_win(self): |
| return self.is_win() and not self.is_cygwin() |
| |
| def is_cygwin(self): |
| return self._is_cygwin |
| |
| def is_linux(self): |
| return self.os_name == 'linux' |
| |
| def is_freebsd(self): |
| return self.os_name == 'freebsd' |
| |
| def is_openbsd(self): |
| return self.os_name == 'openbsd' |
| |
| def is_netbsd(self): |
| return self.os_name == 'netbsd' |
| |
| @memoized |
| def architecture(self): |
| try: |
| # os.uname() won't work on embedded devices, we may support multiple architectures for a single embedded platform |
| output = self._executive.run_command(['uname', '-m']).rstrip() |
| if output: |
| if self.is_mac() and output != 'x86_64': |
| output = 'arm64' |
| return output |
| except ScriptError: |
| pass |
| return os.uname()[4] |
| |
| def display_name(self): |
| # platform.platform() returns Darwin information for Mac, which is just confusing. |
| if self.is_mac(): |
| return "Mac OS X %s" % self._platform_module.mac_ver()[0] |
| |
| # Returns strings like: |
| # Linux-2.6.18-194.3.1.el5-i686-with-redhat-5.5-Final |
| # Windows-2008ServerR2-6.1.7600 |
| return self._platform_module.platform() |
| |
| def os_version_name(self, table=None): |
| if not self.os_version: |
| return None |
| if table: |
| return VersionNameMap.map(self).to_name(self.os_version, table=table) |
| version_name = VersionNameMap.map(self).to_name(self.os_version, table=PUBLIC_TABLE) |
| if not version_name: |
| version_name = VersionNameMap.map(self).to_name(self.os_version, table=INTERNAL_TABLE) |
| return version_name |
| |
| def total_bytes_memory(self): |
| if self.is_mac(): |
| return int(self._executive.run_command(["sysctl", "-n", "hw.memsize"])) |
| return None |
| |
| def terminal_width(self): |
| """Returns MAX if the width cannot be determined.""" |
| try: |
| if self.is_win(): |
| # From http://code.activestate.com/recipes/440694-determine-size-of-console-window-on-windows/ |
| from ctypes import windll, create_string_buffer |
| handle = windll.kernel32.GetStdHandle(-12) # -12 == stderr |
| console_screen_buffer_info = create_string_buffer(22) # 22 == sizeof(console_screen_buffer_info) |
| if windll.kernel32.GetConsoleScreenBufferInfo(handle, console_screen_buffer_info): |
| import struct |
| _, _, _, _, _, left, _, right, _, _, _ = struct.unpack("hhhhHhhhhhh", console_screen_buffer_info.raw) |
| # Note that we return 1 less than the width since writing into the rightmost column |
| # automatically performs a line feed. |
| return right - left |
| return self.MAX |
| else: |
| import fcntl |
| import struct |
| import termios |
| packed = fcntl.ioctl(sys.stderr.fileno(), termios.TIOCGWINSZ, '\0' * 8) |
| _, columns, _, _ = struct.unpack('HHHH', packed) |
| return columns |
| except: |
| return self.MAX |
| |
| def build_version(self): |
| if self.is_mac(): |
| return self._executive.run_command(['/usr/bin/sw_vers', '-buildVersion'], return_stderr=False, ignore_errors=True).rstrip() |
| return None |
| |
| @memoized |
| def xcode_sdk_version(self, sdk_name): |
| if self.is_mac(): |
| # Assumes that xcrun does not write to standard output on failure (e.g. SDK does not exist). |
| xcrun_output = self._executive.run_command(['xcrun', '--sdk', sdk_name, '--show-sdk-version'], return_stderr=False, ignore_errors=True).rstrip() |
| if xcrun_output: |
| return Version.from_string(xcrun_output) |
| return None |
| |
| def xcode_simctl_list(self): |
| if not self.is_mac(): |
| return () |
| output = self._executive.run_command(['xcrun', 'simctl', 'list'], return_stderr=False) |
| return (line for line in output.splitlines()) |
| |
| @memoized |
| def xcode_version(self): |
| if not self.xcode_sdk_version('macosx'): |
| raise NotImplementedError |
| return Version.from_string(self._executive.run_command(['xcodebuild', '-version']).split()[1]) |
| |
| @memoized |
| def available_sdks(self): |
| if not self.xcode_sdk_version('macosx'): |
| return [] |
| |
| XCODE_SDK_REGEX = re.compile('\-sdk (?P<sdk>\D+)\d+\.\d+(?P<specifier>\D*)') |
| output = self._executive.run_command(['xcodebuild', '-showsdks'], return_stderr=False) |
| |
| sdks = list() |
| for line in output.splitlines(): |
| match = XCODE_SDK_REGEX.search(line) |
| if match: |
| sdks.append(match.group('sdk') + match.group('specifier')) |
| return sdks |
| |
| def _determine_os_name(self, sys_platform): |
| if sys_platform == 'darwin': |
| return 'mac' |
| if sys_platform == 'ios' or sys_platform == 'watchos': |
| return 'ios' |
| if sys_platform.startswith('linux'): |
| return 'linux' |
| if sys_platform.startswith('win') or sys_platform == 'cygwin': |
| return 'win' |
| if sys_platform.startswith('freebsd'): |
| return 'freebsd' |
| if sys_platform.startswith('openbsd'): |
| return 'openbsd' |
| if sys_platform.startswith('haiku'): |
| return 'haiku' |
| raise AssertionError('unrecognized platform string "%s"' % sys_platform) |
| |
| def _win_version(self): |
| version = self._win_version_str() |
| match_object = re.search(r'(?P<major>\d+)\.(?P<minor>\d+)\.(?P<build>\d+)', version) |
| assert match_object, 'cmd returned an unexpected version string: ' + version |
| return Version.from_iterable(match_object.groups()) |
| |
| def _win_version_str(self): |
| version = self._platform_module.win32_ver()[1] |
| if version: |
| return version |
| # Note that this should only ever be called on windows, so this should always work. |
| return self._executive.run_command(['cmd', '/c', 'ver'], decode_output=False) |
