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How to use _run_get_output method in autotest

Best Python code snippet using autotest_python

boottool.py

Source:boottool.py

...626            self.log.warn('version %s.%s being used is not guaranteed to '627                          'work properly. Mininum required version is %s.%s.',628                          current_version[0], current_version[1],629                          GRUBBY_REQ_VERSION[0], GRUBBY_REQ_VERSION[1])630    def _run_get_output(self, arguments):631        '''632        Utility function that runs a command and returns command output633        '''634        if self.debug_run:635            self.log.debug('running: "%s"', ' '.join(arguments))636        result = None637        try:638            result = subprocess.Popen(arguments, shell=False,639                                      stdin=subprocess.PIPE,640                                      stdout=subprocess.PIPE,641                                      close_fds=True).stdout.read()642        except Exception:643            pass644        if result is not None:645            result = result.strip()646            if self.debug_run:647                logging.debug('previous command output: "%s"', result)648        else:649            self.log.error('_run_get_output error while running: "%s"',650                           ' '.join(arguments))651        return result652    def _run_get_output_err(self, arguments):653        '''654        Utility function that runs a command and returns command output655        '''656        if self.debug_run:657            self.log.debug('running: "%s"', ' '.join(arguments))658        result = None659        try:660            result = subprocess.Popen(arguments, shell=False,661                                      stdin=subprocess.PIPE,662                                      stdout=subprocess.PIPE,663                                      stderr=subprocess.PIPE,664                                      close_fds=True).stdout.read()665        except Exception:666            pass667        if result is not None:668            result = result.strip()669            if self.debug_run:670                logging.debug('previous command output/error: "%s"', result)671        else:672            self.log.error('_run_get_output_err error while running: "%s"',673                           ' '.join(arguments))674        return result675    def _run_get_return(self, arguments):676        '''677        Utility function that runs a command and returns status code678        '''679        if self.debug_run:680            self.log.debug('running: "%s"', ' '.join(arguments))681        result = None682        try:683            result = subprocess.call(arguments)684            if self.debug_run:685                logging.debug('previous command result: %s', result)686        except OSError:687            result = -1688            self.log.error('caught OSError, returning %s', result)689        return result690    def _set_bootloader(self, bootloader=None):691        '''692        Attempts to detect what bootloader is installed on the system693        The result of this method is used in all other calls to grubby,694        so that it acts accordingly to the bootloader detected.695        '''696        if bootloader is None:697            result = self.get_bootloader()698            if result is not None:699                self.bootloader = result700        else:701            if bootloader in self.SUPPORTED_BOOTLOADERS:702                self.bootloader = bootloader703            else:704                raise ValueError('Bootloader "%s" is not supported' %705                                 bootloader)706    def _dist_uses_grub2(self):707        if self.get_architecture().startswith('ppc64'):708            (d_name, d_version, d_id) = platform.dist()709            if d_name.lower() == 'redhat' and d_version >= 7:710                return True711            if d_name.lower() == 'suse' and d_version >= 12:712                return True713        return False714    def _run_grubby_prepare_args(self, arguments, include_bootloader=True):715        '''716        Prepares the argument list when running a grubby command717        '''718        args = []719        if self.path is None:720            self._set_path()721        args.append(self.path)722        if self.path is not None and not os.path.exists(self.path):723            self.log.error('grubby executable does not exist: "%s"', self.path)724            if not os.access(self.path, os.R_OK | os.X_OK):725                self.log.error('insufficient permissions (read and execute) '726                               'for grubby executable: "%s"', self.path)727        # If a bootloader has been detected, that is, a mode has been set,728        # it's passed as the first command line argument to grubby729        if include_bootloader and self.bootloader is not None:730            args.append('--%s' % self.bootloader)731        # Override configuration file732        if self.opts is not None and self.opts.config_file:733            args.append('--config-file=%s' % self.opts.config_file)734        elif self._dist_uses_grub2():735            args.append('--config-file=/boot/grub2/grub.cfg')736        args += arguments737        return args738    def _run_grubby_get_output(self, arguments, include_bootloader=True):739        '''740        Utility function that runs grubby with arguments and returns output741        '''742        args = self._run_grubby_prepare_args(arguments, include_bootloader)743        return self._run_get_output(args)744    def _run_grubby_get_return(self, arguments, include_bootloader=True):745        '''746        Utility function that runs grubby with and returns status code747        '''748        args = self._run_grubby_prepare_args(arguments, include_bootloader)749        return self._run_get_return(args)750    def _extract_tarball(self, tarball, directory):751        '''752        Extract tarball into the an directory753        This code assume the first (or only) entry is the main directory754        :type tarball: string755        :param tarball: tarball file path756        :type directory: string757        :param directory: directory path...

create_cmake_toolchain.py

Source:create_cmake_toolchain.py

...43from build_model import BuildSpec44from config import DATA_DIR, OS_WIN, HOSTOS45from run_vars import MLSDK, runtime_values, MAKE46TEMPLATES_DIR = os.path.join(DATA_DIR, 'templates')47def _run_get_output(verbose, args, config=None):48    my_args = list(args)49    # replace generic 'mabu' with another invocation50    if my_args[0] == 'mabu':51        import mabu52        mabu_path = []53        def add_user_path(path):54            mabu_path.append(path)55        build_env.iterate_search_path(add_user_path, lambda: False, lambda _: False)56        # find base.comp last57        mabu_path.append(os.path.join(TEMPLATES_DIR, 'default'))58        # modify the build spec per the supplied config59        if config:60            my_spec = BuildSpec(str(build_env.spec()), config=config)61        else:62            my_spec = build_env.spec()63        my_args[0:1] = [64            sys.executable,65            mabu.__file__,66            '-t',67            str(my_spec),68            '--path',69            os.pathsep.join(mabu_path)70        ]71    # run, but stifle embedded prints, only printing on error72    myenv = os.environ.copy()73    myenv['PYTHONPATH'] = os.pathsep.join(sys.path)74    cmp = subprocess.run(my_args,75                         stdout=subprocess.PIPE, stderr=subprocess.PIPE,76                         universal_newlines=True, env=myenv)77    if cmp.returncode != 0:78        diags.error("failed to invoke mabu subprocess:\n{}{}".format(79            cmp.stdout, cmp.stderr80        ))81        return None82    if verbose:83        diags.info("{} yielded:\n{}".format(utils.format_command_line(my_args), cmp.stdout))84    return cmp.stdout85def _parse_assignments(text):86    """87    Read a set of VAR=VALUE lines and create a map.88    :param text:89    :rtype: dict[str,str]90    """91    vars = {}92    for line in text.split('\n'):93        line = line.strip()94        try:95            idx = line.index('=')96            var = line[0:idx]97            value = line[idx+1:]98            # remove some mabu escapes99            value = value.replace("'", "")100            value = value.replace("$$", "$")101            vars[var] = value102        except ValueError:103            pass104    return vars105def _canonicalize(path):106    c = os.path.realpath(path)107    if HOSTOS == OS_WIN:108        # realpath doesn't correct capitalization.109        # for our purposes, this is safe.110        c = c.lower()111        # cmake strings interpret slashes, so, forward-slasherize these112        c = c.replace('\\', '/')113    return c114def _fetch_toolchains(verbose, cmake_vars):115    toolchains = _run_get_output(verbose, ['mabu', '-q', '--print-tools'])116    if verbose:117        diags.info("Toolchains:\n{}".format(toolchains))118    tool_vars = _parse_assignments(toolchains)119    if 'CC' not in tool_vars:120        diags.error("Did not detect CC in mabu --print-tools (run with '-v' or '--debug')")121    if 'CXX' not in tool_vars:122        diags.error("Did not detect CXX in mabu --print-tools (run with '-v' or '--debug')")123    cmake_vars['CMAKE_MAKE_PROGRAM'] = _canonicalize(runtime_values[MAKE])124    cmake_vars['CMAKE_C_COMPILER'] = _canonicalize(tool_vars['CC'])125    cmake_vars['CMAKE_CXX_COMPILER'] = _canonicalize(tool_vars['CXX'])126    cmake_vars['CMAKE_AR'] = _canonicalize(tool_vars.get('AR', 'ar'))127    cmake_vars['CMAKE_RANLIB'] = _canonicalize(tool_vars.get('RANLIB', 'ranlib'))128    bin_dir, _ = os.path.split(cmake_vars['CMAKE_C_COMPILER'])129    cmake_vars['TOOLS_BIN'] = bin_dir130def _fetch_settings(verbose, cmake_type, mabu_kind, cmake_vars):131    project = os.path.join(TEMPLATES_DIR, 'empty_{}.mabu'.format(mabu_kind))132    settings = _run_get_output(verbose,133                               ['mabu', '-q', '--print-build-vars', project],134                               config='blank')135    if verbose:136        diags.info("Settings for {}:\n{}".format(mabu_kind, settings))137    if verbose:138        diags.info("Release settings for {}:\n{}".format(mabu_kind, settings))139    prj_vars = _parse_assignments(settings)140    if mabu_kind == kinds.program.NAME:141        # assume the program flags apply to any build (let cmake figure out '-fPIC' and such)142        # record where we found these settings143        base = build_env.find_component_on_path(None, 'base') or os.path.join(TEMPLATES_DIR, 'default', 'base.comp')144        cmake_vars['MABU_BASE'] = base.replace('\\', '/')145        cmake_vars['MABU_SETTINGS'] = settings.replace('\r', '').replace('\n', '\n#  ')146        cmake_vars['MABU_TEMPLATE'] = project...

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