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How to use replace_boot_kernel method in lisa

Best Python code snippet using lisa_python

operating_system.py

Source:operating_system.py

...253        return cls.__name__254    @classmethod255    def name_pattern(cls) -> Pattern[str]:256        return re.compile(f"^{cls.type_name()}$")257    def replace_boot_kernel(self, kernel_version: str) -> None:258        raise NotImplementedError("update boot entry is not implemented")259    def get_kernel_information(self, force_run: bool = False) -> KernelInformation:260        uname = self._node.tools[Uname]261        uname_result = uname.get_linux_information(force_run=force_run)262        parts: List[str] = [str(x) for x in uname_result.kernel_version]263        kernel_information = KernelInformation(264            version=uname_result.kernel_version,265            raw_version=uname_result.kernel_version_raw,266            hardware_platform=uname_result.hardware_platform,267            operating_system=uname_result.operating_system,268            version_parts=parts,269        )270        return kernel_information271    def install_packages(272        self,273        packages: Union[274            str,275            Tool,276            Type[Tool],277            Sequence[Union[str, Tool, Type[Tool]]],278        ],279        signed: bool = False,280        timeout: int = 1200,281        extra_args: Optional[List[str]] = None,282    ) -> None:283        package_names = self._get_package_list(packages)284        self._install_packages(package_names, signed, timeout, extra_args)285    def package_exists(self, package: Union[str, Tool, Type[Tool]]) -> bool:286        """287        Query if a package/tool is installed on the node.288        Return Value - bool289        """290        package_name = self.__resolve_package_name(package)291        return self._package_exists(package_name)292    def is_package_in_repo(self, package: Union[str, Tool, Type[Tool]]) -> bool:293        """294        Query if a package/tool exists in the repo295        Return Value - bool296        """297        package_name = self.__resolve_package_name(package)298        if self._first_time_installation:299            self._initialize_package_installation()300            self._first_time_installation = False301        return self._is_package_in_repo(package_name)302    def update_packages(303        self,304        packages: Union[str, Tool, Type[Tool], Sequence[Union[str, Tool, Type[Tool]]]],305    ) -> None:306        package_names = self._get_package_list(packages)307        self._update_packages(package_names)308    def capture_system_information(self, saved_path: Path) -> None:309        # avoid to involve node, it's ok if some command doesn't exist.310        self._node.execute("uname -vrmo").save_stdout_to_file(saved_path / "uname.txt")311        self._node.execute(312            "uptime -s || last reboot -F | head -1 | awk '{print $9,$6,$7,$8}'",313            shell=True,314        ).save_stdout_to_file(saved_path / "uptime.txt")315        self._node.execute("modinfo hv_netvsc").save_stdout_to_file(316            saved_path / "modinfo-hv_netvsc.txt"317        )318        try:319            self._node.shell.copy_back(320                self._node.get_pure_path("/etc/os-release"),321                saved_path / "os-release.txt",322            )323        except FileNotFoundError:324            self._log.debug("File /etc/os-release doesn't exist.")325    def get_package_information(326        self, package_name: str, use_cached: bool = True327    ) -> VersionInfo:328        found = self._packages.get(package_name, None)329        if found and use_cached:330            return found331        return self._get_package_information(package_name)332    def get_repositories(self) -> List[RepositoryInfo]:333        raise NotImplementedError("get_repositories is not implemented")334    def _process_extra_package_args(self, extra_args: Optional[List[str]]) -> str:335        if extra_args:336            add_args = " ".join(extra_args)337        else:338            add_args = ""339        return add_args340    def _install_packages(341        self,342        packages: List[str],343        signed: bool = True,344        timeout: int = 600,345        extra_args: Optional[List[str]] = None,346    ) -> None:347        raise NotImplementedError()348    def _update_packages(self, packages: Optional[List[str]] = None) -> None:349        raise NotImplementedError()350    def _package_exists(self, package: str) -> bool:351        raise NotImplementedError()352    def _is_package_in_repo(self, package: str) -> bool:353        raise NotImplementedError()354    def _initialize_package_installation(self) -> None:355        # sub os can override it, but it's optional356        pass357    def _get_package_information(self, package_name: str) -> VersionInfo:358        raise NotImplementedError()359    def _get_version_info_from_named_regex_match(360        self, package_name: str, named_matches: Match[str]361    ) -> VersionInfo:362        essential_matches = ["major", "minor", "build"]363        # verify all essential keys are in our match dict364        assert_that(365            all(map(lambda x: x in named_matches.groupdict().keys(), essential_matches))366        ).described_as(367            "VersionInfo fetch could not identify all required parameters."368        ).is_true()369        # fill in 'patch' version if it's missing370        patch_match = named_matches.group("patch")371        if not patch_match:372            patch_match = "0"373        major_match = named_matches.group("major")374        minor_match = named_matches.group("minor")375        build_match = named_matches.group("build")376        major, minor, patch = map(377            int,378            [major_match, minor_match, patch_match],379        )380        build_match = named_matches.group("build")381        self._node.log.debug(382            f"Found {package_name} version "383            f"{major_match}.{minor_match}.{patch_match}-{build_match}"384        )385        return VersionInfo(major, minor, patch, build=build_match)386    def _cache_and_return_version_info(387        self, package_name: str, info: VersionInfo388    ) -> VersionInfo:389        self._packages[package_name] = info390        return info391    def _get_information(self) -> OsInformation:392        # try to set version info from /etc/os-release.393        cat = self._node.tools[Cat]394        cmd_result = cat.run(395            "/etc/os-release",396            expected_exit_code=0,397            expected_exit_code_failure_message="error on get os information",398        )399        vendor: str = ""400        release: str = ""401        codename: str = ""402        full_version: str = ""403        for row in cmd_result.stdout.splitlines():404            os_release_info = self._os_info_pattern.match(row)405            if not os_release_info:406                continue407            if os_release_info.group("name") == "NAME":408                vendor = os_release_info.group("value")409            elif os_release_info.group("name") == "VERSION_ID":410                release = os_release_info.group("value")411            elif os_release_info.group("name") == "VERSION":412                codename = get_matched_str(413                    os_release_info.group("value"),414                    self._distro_codename_pattern,415                )416            elif os_release_info.group("name") == "PRETTY_NAME":417                full_version = os_release_info.group("value")418        if vendor == "":419            raise LisaException("OS vendor information not found")420        if release == "":421            raise LisaException("OS release information not found")422        information = OsInformation(423            version=self._parse_version(release),424            vendor=vendor,425            release=release,426            codename=codename,427            full_version=full_version,428        )429        return information430    def _get_package_list(431        self,432        packages: Union[433            str,434            Tool,435            Type[Tool],436            Sequence[Union[str, Tool, Type[Tool]]],437        ],438    ) -> List[str]:439        package_names: List[str] = []440        if isinstance(packages, (str, Tool, type)):441            packages = [packages]442        package_names = [self.__resolve_package_name(item) for item in packages]443        if self._first_time_installation:444            self._first_time_installation = False445            self._initialize_package_installation()446        return package_names447    def _install_package_from_url(448        self,449        package_url: str,450        package_name: str = "",451        signed: bool = True,452        timeout: int = 600,453    ) -> None:454        """455        Used if the package to be installed needs to be downloaded from a url first.456        """457        # when package is URL, download the package first at the working path.458        wget_tool = self._node.tools[Wget]459        pkg = wget_tool.get(package_url, str(self._node.working_path), package_name)460        self.install_packages(pkg, signed, timeout)461    def wait_running_process(self, process_name: str, timeout: int = 5) -> None:462        # by default, wait for 5 minutes463        timeout = 60 * timeout464        timer = create_timer()465        while timeout > timer.elapsed(False):466            cmd_result = self._node.execute(f"pidof {process_name}")467            if cmd_result.exit_code == 1:468                # not found dpkg or zypper process, it's ok to exit.469                break470            time.sleep(1)471        if timeout < timer.elapsed():472            raise Exception(f"timeout to wait previous {process_name} process stop.")473    def __resolve_package_name(self, package: Union[str, Tool, Type[Tool]]) -> str:474        """475        A package can be a string or a tool or a type of tool.476        Resolve it to a standard package_name so it can be installed.477        """478        if isinstance(package, str):479            package_name = package480        elif isinstance(package, Tool):481            package_name = package.package_name482        else:483            assert isinstance(package, type), f"actual:{type(package)}"484            # Create a temp object, it doesn't query.485            # So they can be queried together.486            tool = package.create(self._node)487            package_name = tool.package_name488        return package_name489class BSD(Posix):490    ...491class MacOS(Posix):492    @classmethod493    def name_pattern(cls) -> Pattern[str]:494        return re.compile("^Darwin$")495class Linux(Posix):496    ...497class CoreOs(Linux):498    @classmethod499    def name_pattern(cls) -> Pattern[str]:500        return re.compile("^coreos|Flatcar|flatcar$")501@dataclass502# `apt-get update` repolist is of the form `<status>:<id> <uri> <name> <metadata>`503# Example:504# Get:5 http://azure.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages [1298 kB] # noqa: E501505class DebianRepositoryInfo(RepositoryInfo):506    # status for the repository. Examples: `Hit`, `Get`507    status: str508    # id for the repository. Examples : 1, 2509    id: str510    # uri for the repository. Example: `http://azure.archive.ubuntu.com/ubuntu`511    uri: str512    # metadata for the repository. Example: `amd64 Packages [1298 kB]`513    metadata: str514class Debian(Linux):515    # Get:5 http://azure.archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages [1298 kB] # noqa: E501516    _debian_repository_info_pattern = re.compile(517        r"(?P<status>\S+):(?P<id>\d+)\s+(?P<uri>\S+)\s+(?P<name>\S+)"518        r"\s+(?P<metadata>.*)\s*"519    )520    """ Package: dpdk521        Version: 20.11.3-0ubuntu1~backport20.04-202111041420~ubuntu20.04.1522        Version: 1:2.25.1-1ubuntu3.2523    """524    _debian_package_information_regex = re.compile(525        r"Package: ([a-zA-Z0-9:_\-\.]+)\r?\n"  # package name group526        r"Version: ([a-zA-Z0-9:_\-\.~+]+)\r?\n"  # version number group527    )528    _debian_version_splitter_regex = re.compile(529        r"([0-9]+:)?"  # some examples have a mystery number followed by a ':' (git)530        r"(?P<major>[0-9]+)\."  # major531        r"(?P<minor>[0-9]+)\."  # minor532        r"(?P<patch>[0-9]+)"  # patch533        r"-(?P<build>[a-zA-Z0-9-_\.~+]+)"  # build534    )535    # apt-cache policy git536    # git:537    #   Installed: 1:2.17.1-1ubuntu0.9538    #   Candidate: 1:2.17.1-1ubuntu0.9539    #   Version table:540    #  *** 1:2.17.1-1ubuntu0.9 500541    #         500 http://azure.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages # noqa: E501542    #         500 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages # noqa: E501543    #         100 /var/lib/dpkg/status544    #      1:2.17.0-1ubuntu1 500545    #         500 http://azure.archive.ubuntu.com/ubuntu bionic/main amd64 Packages546    # apt-cache policy mock547    # mock:548    #   Installed: (none)549    #   Candidate: 1.3.2-2550    #   Version table:551    #      1.3.2-2 500552    #         500 http://azure.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages # noqa: E501553    # apt-cache policy test554    # N: Unable to locate package test555    _package_candidate_pattern = re.compile(556        r"([\w\W]*?)(Candidate: \(none\)|Unable to locate package.*)", re.M557    )558    # E: The repository 'http://azure.archive.ubuntu.com/ubuntu groovy Release' no longer has a Release file. # noqa: E501559    _repo_not_exist_pattern = re.compile("does not have a Release file", re.M)560    @classmethod561    def name_pattern(cls) -> Pattern[str]:562        return re.compile("^debian|Forcepoint|Kali$")563    def get_apt_error(self, stdout: str) -> List[str]:564        error_lines: List[str] = []565        for line in stdout.splitlines(keepends=False):566            if line.startswith("E: "):567                error_lines.append(line)568        return error_lines569    def _get_package_information(self, package_name: str) -> VersionInfo:570        # run update of package info571        apt_info = self._node.execute(572            f"apt show {package_name}",573            expected_exit_code=0,574            expected_exit_code_failure_message=(575                f"Could not find package information for package {package_name}"576            ),577        )578        match = self._debian_package_information_regex.search(apt_info.stdout)579        if not match:580            raise LisaException(581                "Package information parsing could not find regex match "582                f" for {package_name} using regex "583                f"{self._debian_package_information_regex.pattern}"584            )585        version_str = match.group(2)586        match = self._debian_version_splitter_regex.search(version_str)587        if not match:588            raise LisaException(589                f"Could not parse version info: {version_str} "590                "for package {package_name}"591            )592        self._node.log.debug(f"Attempting to parse version string: {version_str}")593        version_info = self._get_version_info_from_named_regex_match(594            package_name, match595        )596        return self._cache_and_return_version_info(package_name, version_info)597    def wait_running_package_process(self) -> None:598        is_first_time: bool = True599        # wait for 10 minutes600        timeout = 60 * 10601        timer = create_timer()602        while timeout > timer.elapsed(False):603            # fix the dpkg, in case it's broken.604            dpkg_result = self._node.execute(605                "dpkg --force-all --configure -a", sudo=True606            )607            pidof_result = self._node.execute("pidof dpkg dpkg-deb")608            if dpkg_result.exit_code == 0 and pidof_result.exit_code == 1:609                # not found dpkg process, it's ok to exit.610                break611            if is_first_time:612                is_first_time = False613                self._log.debug("found system dpkg process, waiting it...")614            time.sleep(1)615        if timeout < timer.elapsed():616            raise Exception("timeout to wait previous dpkg process stop.")617    def get_repositories(self) -> List[RepositoryInfo]:618        self._initialize_package_installation()619        repo_list_str = self._node.execute("apt-get update", sudo=True).stdout620        repositories: List[RepositoryInfo] = []621        for line in repo_list_str.splitlines():622            matched = self._debian_repository_info_pattern.search(line)623            if matched:624                repositories.append(625                    DebianRepositoryInfo(626                        name=matched.group("name"),627                        status=matched.group("status"),628                        id=matched.group("id"),629                        uri=matched.group("uri"),630                        metadata=matched.group("metadata"),631                    )632                )633        return repositories634    @retry(tries=10, delay=5)635    def add_repository(636        self,637        repo: str,638        no_gpgcheck: bool = True,639        repo_name: Optional[str] = None,640        keys_location: Optional[List[str]] = None,641    ) -> None:642        if keys_location:643            for key_location in keys_location:644                wget = self._node.tools[Wget]645                key_file_path = wget.get(646                    url=key_location,647                    file_path=str(self._node.working_path),648                    force_run=True,649                )650                self._node.execute(651                    cmd=f"apt-key add {key_file_path}",652                    sudo=True,653                    expected_exit_code=0,654                    expected_exit_code_failure_message="fail to add apt key",655                )656        # This command will trigger apt update too, so it doesn't need to update657        # repos again.658        self._node.execute(659            cmd=f'apt-add-repository -y "{repo}"',660            sudo=True,661            expected_exit_code=0,662            expected_exit_code_failure_message="fail to add repository",663        )664        # apt update will not be triggered on Debian during add repo665        if type(self._node.os) == Debian:666            self._node.execute("apt-get update", sudo=True)667    @retry(tries=10, delay=5)668    def _initialize_package_installation(self) -> None:669        # wait running system package process.670        self.wait_running_package_process()671        result = self._node.execute("apt-get update", sudo=True)672        if self._repo_not_exist_pattern.search(result.stdout):673            raise RepoNotExistException(self._node.os)674        result.assert_exit_code(message="\n".join(self.get_apt_error(result.stdout)))675    @retry(tries=10, delay=5)676    def _install_packages(677        self,678        packages: List[str],679        signed: bool = True,680        timeout: int = 600,681        extra_args: Optional[List[str]] = None,682    ) -> None:683        file_packages = []684        for index, package in enumerate(packages):685            if package.endswith(".deb"):686                # If the package is a .deb file then it would first need to be unpacked.687                # using dpkg command before installing it like other packages.688                file_packages.append(package)689                package = Path(package).stem690                packages[index] = package691        add_args = self._process_extra_package_args(extra_args)692        command = (693            f"DEBIAN_FRONTEND=noninteractive apt-get {add_args} "694            f"-y install {' '.join(packages)}"695        )696        if not signed:697            command += " --allow-unauthenticated"698        self.wait_running_package_process()699        if file_packages:700            self._node.execute(701                f"dpkg -i {' '.join(file_packages)}", sudo=True, timeout=timeout702            )703            # after install package, need update the repo704            self._initialize_package_installation()705        install_result = self._node.execute(706            command, shell=True, sudo=True, timeout=timeout707        )708        # get error lines.709        install_result.assert_exit_code(710            0,711            f"Failed to install {packages}, "712            f"please check the package name and repo are correct or not.\n"713            + "\n".join(self.get_apt_error(install_result.stdout))714            + "\n",715        )716    def _package_exists(self, package: str) -> bool:717        command = "dpkg --get-selections"718        result = self._node.execute(command, sudo=True, shell=True)719        package_pattern = re.compile(f"{package}([ \t]+)install")720        # Not installed package not shown in the output721        # Uninstall package will show as deinstall722        # vim                                             deinstall723        # vim-common                                      install724        if len(list(filter(package_pattern.match, result.stdout.splitlines()))) == 1:725            return True726        return False727    def _is_package_in_repo(self, package: str) -> bool:728        command = f"apt-cache policy {package}"729        result = self._node.execute(command, sudo=True, shell=True)730        matched = get_matched_str(result.stdout, self._package_candidate_pattern)731        if matched:732            return False733        return True734    def _get_information(self) -> OsInformation:735        # try to set version info from /etc/os-release.736        cat = self._node.tools[Cat]737        cmd_result = cat.run(738            "/etc/os-release",739            expected_exit_code=0,740            expected_exit_code_failure_message="error on get os information",741        )742        vendor: str = ""743        release: str = ""744        codename: str = ""745        full_version: str = ""746        for row in cmd_result.stdout.splitlines():747            os_release_info = super()._os_info_pattern.match(row)748            if not os_release_info:749                continue750            if os_release_info.group("name") == "NAME":751                vendor = os_release_info.group("value")752            elif os_release_info.group("name") == "VERSION":753                codename = get_matched_str(754                    os_release_info.group("value"),755                    super()._distro_codename_pattern,756                )757            elif os_release_info.group("name") == "PRETTY_NAME":758                full_version = os_release_info.group("value")759        # version return from /etc/os-release is integer in debian760        # so get the precise version from /etc/debian_version761        # e.g.762        # marketplace image - credativ debian 9-backports 9.20190313.0763        # version from /etc/os-release is 9764        # version from /etc/debian_version is 9.8765        # marketplace image - debian debian-10 10-backports-gen2 0.20210201.535766        # version from /etc/os-release is 10767        # version from /etc/debian_version is 10.7768        cmd_result = cat.run(769            "/etc/debian_version",770            expected_exit_code=0,771            expected_exit_code_failure_message="error on get debian version",772        )773        release = cmd_result.stdout774        if vendor == "":775            raise LisaException("OS vendor information not found")776        if release == "":777            raise LisaException("OS release information not found")778        information = OsInformation(779            version=self._parse_version(release),780            vendor=vendor,781            release=release,782            codename=codename,783            full_version=full_version,784        )785        return information786    def _update_packages(self, packages: Optional[List[str]] = None) -> None:787        command = (788            "DEBIAN_FRONTEND=noninteractive apt-get upgrade -y "789            '-o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" '790        )791        if packages:792            command += " ".join(packages)793        self._node.execute(command, sudo=True, timeout=3600)794class Ubuntu(Debian):795    __lsb_os_info_pattern = re.compile(796        r"^(?P<name>.*):(\s+)(?P<value>.*?)?$", re.MULTILINE797    )798    # gnulinux-5.11.0-1011-azure-advanced-3fdd2548-1430-450b-b16d-9191404598fb799    # prefix: gnulinux800    # postfix: advanced-3fdd2548-1430-450b-b16d-9191404598fb801    __menu_id_parts_pattern = re.compile(802        r"^(?P<prefix>.*?)-.*-(?P<postfix>.*?-.*?-.*?-.*?-.*?-.*?)?$"803    )804    @classmethod805    def name_pattern(cls) -> Pattern[str]:806        return re.compile("^Ubuntu|ubuntu$")807    def replace_boot_kernel(self, kernel_version: str) -> None:808        # set installed kernel to default809        #810        # get boot entry id811        # positive example:812        #         menuentry 'Ubuntu, with Linux 5.11.0-1011-azure' --class ubuntu813        # --class gnu-linux --class gnu --class os $menuentry_id_option814        # 'gnulinux-5.11.0-1011-azure-advanced-3fdd2548-1430-450b-b16d-9191404598fb' {815        #816        # negative example:817        #         menuentry 'Ubuntu, with Linux 5.11.0-1011-azure (recovery mode)'818        # --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option819        # 'gnulinux-5.11.0-1011-azure-recovery-3fdd2548-1430-450b-b16d-9191404598fb' {820        cat = self._node.tools[Cat]821        menu_id_pattern = re.compile(822            r"^.*?menuentry '.*?(?:"823            + kernel_version824            + r"[^ ]*?)(?<! \(recovery mode\))' "825            r".*?\$menuentry_id_option .*?'(?P<menu_id>.*)'.*$",826            re.M,827        )828        result = cat.run("/boot/grub/grub.cfg", sudo=True)829        submenu_id = get_matched_str(result.stdout, menu_id_pattern)830        assert submenu_id, (831            f"cannot find sub menu id from grub config by pattern: "832            f"{menu_id_pattern.pattern}"833        )834        self._log.debug(f"matched submenu_id: {submenu_id}")835        # get first level menu id in boot menu836        # input is the sub menu id like:837        # gnulinux-5.11.0-1011-azure-advanced-3fdd2548-1430-450b-b16d-9191404598fb838        # output is,839        # gnulinux-advanced-3fdd2548-1430-450b-b16d-9191404598fb840        menu_id = self.__menu_id_parts_pattern.sub(841            r"\g<prefix>-\g<postfix>", submenu_id842        )843        assert menu_id, f"cannot composite menu id from {submenu_id}"844        # composite boot menu in grub845        menu_entry = f"{menu_id}>{submenu_id}"846        self._log.debug(f"composited menu_entry: {menu_entry}")847        self._replace_default_entry(menu_entry)848        self._node.execute("update-grub", sudo=True)849        try:850            # install tool packages851            self.install_packages(852                [853                    f"linux-tools-{kernel_version}-azure",854                    f"linux-cloud-tools-{kernel_version}-azure",855                    f"linux-headers-{kernel_version}-azure",856                ]857            )858        except Exception as identifier:859            self._log.debug(860                f"ignorable error on install packages after replaced kernel: "861                f"{identifier}"862            )863    def _get_information(self) -> OsInformation:864        cmd_result = self._node.execute(865            cmd="lsb_release -a",866            shell=True,867            no_error_log=True,868            expected_exit_code=0,869            expected_exit_code_failure_message="error on get os information",870        )871        assert cmd_result.stdout, "not found os information from 'lsb_release -a'"872        for row in cmd_result.stdout.splitlines():873            os_release_info = self.__lsb_os_info_pattern.match(row)874            if os_release_info:875                if os_release_info.group("name") == "Distributor ID":876                    vendor = os_release_info.group("value")877                elif os_release_info.group("name") == "Release":878                    release = os_release_info.group("value")879                elif os_release_info.group("name") == "Codename":880                    codename = os_release_info.group("value")881                elif os_release_info.group("name") == "Description":882                    full_version = os_release_info.group("value")883        if vendor == "":884            raise LisaException("OS vendor information not found")885        if release == "":886            raise LisaException("OS release information not found")887        information = OsInformation(888            version=self._parse_version(release),889            vendor=vendor,890            release=release,891            codename=codename,892            full_version=full_version,893        )894        return information895    def _replace_default_entry(self, entry: str) -> None:896        self._log.debug(f"set boot entry to: {entry}")897        sed = self._node.tools[Sed]898        sed.substitute(899            regexp="GRUB_DEFAULT=.*",900            replacement=f"GRUB_DEFAULT='{entry}'",901            file="/etc/default/grub",902            sudo=True,903        )904        # output to log for troubleshooting905        cat = self._node.tools[Cat]906        cat.run("/etc/default/grub")907class FreeBSD(BSD):908    @retry(tries=10, delay=5)909    def _install_packages(910        self,911        packages: List[str],912        signed: bool = True,913        timeout: int = 600,914        extra_args: Optional[List[str]] = None,915    ) -> None:916        if self._first_time_installation:917            self._initialize_package_installation()918        self._first_time_installation = False919        command = f"env ASSUME_ALWAYS_YES=yes pkg install -y {' '.join(packages)}"920        install_result = self._node.execute(921            command, shell=True, sudo=True, timeout=timeout922        )923        # get error lines.924        install_result.assert_exit_code(925            0,926            f"Failed to install {packages}, "927            f"please check the package name and repo are correct or not.\n",928        )929    @retry(tries=10, delay=5)930    def _initialize_package_installation(self) -> None:931        result = self._node.execute("pkg update", sudo=True)932        result.assert_exit_code(message="fail to run pkg update")933class OpenBSD(BSD):934    ...935@dataclass936# dnf repolist is of the form `<id> <name>`937# Example:938# microsoft-azure-rhel8-eus  Microsoft Azure RPMs for RHEL8 Extended Update Support939class RPMRepositoryInfo(RepositoryInfo):940    # id for the repository, for example: microsoft-azure-rhel8-eus941    id: str942# Linux distros that use RPM.943class RPMDistro(Linux):944    # microsoft-azure-rhel8-eus  Microsoft Azure RPMs for RHEL8 Extended Update Support945    _rpm_repository_info_pattern = re.compile(r"(?P<id>\S+)\s+(?P<name>\S.*\S)\s*")946    # ex: dpdk-20.11-3.el8.x86_64 or dpdk-18.11.8-1.el7_8.x86_64947    _rpm_version_splitter_regex = re.compile(948        r"(?P<package_name>[a-zA-Z0-9\-_]+)-"949        r"(?P<major>[0-9]+)\."950        r"(?P<minor>[0-9]+)\.?"951        r"(?P<patch>[0-9]+)?"952        r"(?P<build>-[a-zA-Z0-9-_\.]+)?"953    )954    def get_repositories(self) -> List[RepositoryInfo]:955        if self._first_time_installation:956            self._initialize_package_installation()957            self._first_time_installation = False958        repo_list_str = self._node.execute(959            f"{self._dnf_tool()} repolist", sudo=True960        ).stdout.splitlines()961        # skip to the first entry in the output962        for index, repo_str in enumerate(repo_list_str):963            if repo_str.startswith("repo id"):964                header_index = index965                break966        repo_list_str = repo_list_str[header_index + 1 :]967        repositories: List[RepositoryInfo] = []968        for line in repo_list_str:969            repo_info = self._rpm_repository_info_pattern.search(line)970            if repo_info:971                repositories.append(972                    RPMRepositoryInfo(973                        name=repo_info.group("name"), id=repo_info.group("id").lower()974                    )975                )976        return repositories977    def add_repository(978        self,979        repo: str,980        no_gpgcheck: bool = True,981        repo_name: Optional[str] = None,982        keys_location: Optional[List[str]] = None,983    ) -> None:984        self._node.tools[YumConfigManager].add_repository(repo, no_gpgcheck)985    def _get_package_information(self, package_name: str) -> VersionInfo:986        rpm_info = self._node.execute(987            f"rpm -q {package_name}",988            expected_exit_code=0,989            expected_exit_code_failure_message=(990                f"Could not find package information for package {package_name}"991            ),992        )993        # rpm package should be of format (package_name)-(version)994        matches = self._rpm_version_splitter_regex.search(rpm_info.stdout)995        if not matches:996            raise LisaException(997                f"Could not parse package version {rpm_info} for {package_name}"998            )999        self._node.log.debug(f"Attempting to parse version string: {rpm_info.stdout}")1000        version_info = self._get_version_info_from_named_regex_match(1001            package_name, matches1002        )1003        return self._cache_and_return_version_info(package_name, version_info)1004    def _install_packages(1005        self,1006        packages: List[str],1007        signed: bool = True,1008        timeout: int = 600,1009        extra_args: Optional[List[str]] = None,1010    ) -> None:1011        add_args = self._process_extra_package_args(extra_args)1012        command = f"{self._dnf_tool()} install {add_args} -y {' '.join(packages)}"1013        if not signed:1014            command += " --nogpgcheck"1015        self._node.execute(1016            command,1017            shell=True,1018            sudo=True,1019            timeout=timeout,1020            expected_exit_code=0,1021            expected_exit_code_failure_message=f"Failed to install {packages}.",1022        )1023        self._log.debug(f"{packages} is/are installed successfully.")1024    def _package_exists(self, package: str) -> bool:1025        command = f"{self._dnf_tool()} list installed {package}"1026        result = self._node.execute(command, sudo=True)1027        if result.exit_code == 0:1028            for row in result.stdout.splitlines():1029                if package in row:1030                    return True1031        return False1032    def _is_package_in_repo(self, package: str) -> bool:1033        command = f"{self._dnf_tool()} list {package} -y"1034        result = self._node.execute(command, sudo=True, shell=True)1035        return 0 == result.exit_code1036    def _dnf_tool(self) -> str:1037        return "dnf"1038    def _update_packages(self, packages: Optional[List[str]] = None) -> None:1039        command = f"{self._dnf_tool()} -y --nogpgcheck update "1040        if packages:1041            command += " ".join(packages)1042        self._node.execute(command, sudo=True, timeout=3600)1043class Fedora(RPMDistro):1044    # Red Hat Enterprise Linux Server 7.8 (Maipo) => 7.81045    _fedora_release_pattern_version = re.compile(r"^.*release\s+([0-9\.]+).*$")1046    # 305.40.1.el8_4.x86_641047    # 240.el8.x86_641048    __kernel_version_parts_pattern = re.compile(1049        r"^(?P<part1>\d+)\.(?P<part2>\d+)?\.?(?P<part3>\d+)?\.?"1050        r"(?P<distro>.*?)\.(?P<platform>.*?)$"1051    )1052    @classmethod1053    def name_pattern(cls) -> Pattern[str]:1054        return re.compile("^Fedora|fedora$")1055    def get_kernel_information(self, force_run: bool = False) -> KernelInformation:1056        kernel_information = super().get_kernel_information(force_run)1057        # original parts: version_parts=['4', '18', '0', '305.40.1.el8_4.x86_64', '']1058        # target parts: version_parts=['4', '18', '0', '305', '40', '1', 'el8_4',1059        #   'x86_64']1060        groups = find_group_in_lines(1061            kernel_information.version_parts[3], self.__kernel_version_parts_pattern1062        )1063        new_parts = kernel_information.version_parts[:3]1064        # the default '1' is trying to build a meaningful Redhat version number.1065        new_parts.extend(1066            [1067                groups["part1"],1068                groups["part2"],1069                groups["part3"],1070                groups["distro"],1071                groups["platform"],1072            ]1073        )1074        for index, part in enumerate(new_parts):1075            if part is None:1076                new_parts[index] = ""1077        kernel_information.version_parts = new_parts1078        return kernel_information1079    def install_epel(self) -> None:1080        # Extra Packages for Enterprise Linux (EPEL) is a special interest group1081        # (SIG) from the Fedora Project that provides a set of additional packages1082        # for RHEL (and CentOS, and others) from the Fedora sources.1083        major = self._node.os.information.version.major1084        assert_that(major).described_as(1085            "Fedora/RedHat version must be greater than 7"1086        ).is_greater_than_or_equal_to(7)1087        epel_release_rpm_name = f"epel-release-latest-{major}.noarch.rpm"1088        self.install_packages(1089            f"https://dl.fedoraproject.org/pub/epel/{epel_release_rpm_name}"1090        )1091        # replace $releasever to 8 for 8.x1092        if major == 8:1093            sed = self._node.tools[Sed]1094            sed.substitute("$releasever", "8", "/etc/yum.repos.d/epel*.repo", sudo=True)1095    def _verify_package_result(self, result: ExecutableResult, packages: Any) -> None:1096        # yum returns exit_code=1 if DNF handled an error with installation.1097        # We do not want to fail if exit_code=1, but warn since something may1098        # potentially have gone wrong.1099        if result.exit_code == 1:1100            self._log.debug(f"DNF handled error with installation of {packages}")1101        elif result.exit_code == 0:1102            self._log.debug(f"{packages} is/are installed successfully.")1103        else:1104            raise LisaException(1105                f"Failed to install {packages}. exit_code: {result.exit_code}"1106            )1107    def group_install_packages(self, group_name: str) -> None:1108        # trigger to run _initialize_package_installation1109        self._get_package_list(group_name)1110        result = self._node.execute(f'yum -y groupinstall "{group_name}"', sudo=True)1111        self._verify_package_result(result, group_name)1112    def _get_information(self) -> OsInformation:1113        cmd_result = self._node.execute(1114            # Typical output of 'cat /etc/fedora-release' is -1115            # Fedora release 22 (Twenty Two)1116            cmd="cat /etc/fedora-release",1117            no_error_log=True,1118            expected_exit_code=0,1119            expected_exit_code_failure_message="error on get os information",1120        )1121        full_version = cmd_result.stdout1122        if "Fedora" not in full_version:1123            raise LisaException("OS version information not found")1124        vendor = "Fedora"1125        release = get_matched_str(full_version, self._fedora_release_pattern_version)1126        codename = get_matched_str(full_version, self._distro_codename_pattern)1127        information = OsInformation(1128            version=self._parse_version(release),1129            vendor=vendor,1130            release=release,1131            codename=codename,1132            full_version=full_version,1133        )1134        return information1135class Redhat(Fedora):1136    # Red Hat Enterprise Linux Server release 6.9 (Santiago)1137    # CentOS release 6.9 (Final)1138    # CentOS Linux release 8.3.20111139    __legacy_redhat_information_pattern = re.compile(1140        r"^(?P<vendor>.*?)?(?: Enterprise Linux Server)?(?: Linux)?"1141        r"(?: release)? (?P<version>[0-9\.]+)(?: \((?P<codename>.*).*\))?$"1142    )1143    # Oracle Linux Server1144    # Red Hat Enterprise Linux Server1145    # Red Hat Enterprise Linux1146    __vendor_pattern = re.compile(1147        r"^(?P<vendor>.*?)?(?: Enterprise)?(?: Linux)?(?: Server)?$"1148    )1149    @classmethod1150    def name_pattern(cls) -> Pattern[str]:1151        return re.compile("^rhel|Red|AlmaLinux|Rocky|Scientific|acronis|Actifio$")1152    def replace_boot_kernel(self, kernel_version: str) -> None:1153        # Redhat kernel is replaced when installing RPM. For source code1154        # installation, it's implemented in source code installer.1155        ...1156    def capture_system_information(self, saved_path: Path) -> None:1157        super().capture_system_information(saved_path)1158        self._node.shell.copy_back(1159            self._node.get_pure_path("/etc/redhat-release"),1160            saved_path / "redhat-release.txt",1161        )1162    @retry(tries=10, delay=5)1163    def _initialize_package_installation(self) -> None:1164        information = self._get_information()1165        # We may hit issue when run any yum command, caused by out of date1166        #  rhui-microsoft-azure-rhel package....

kernel_installer.py

Source:kernel_installer.py

...103        # for ubuntu cvm kernel, there is no menuentry added into grub file104        if hasattr(installer.runbook, "source"):105            if installer.runbook.source != "linux-image-azure-fde":106                posix = cast(Posix, node.os)107                posix.replace_boot_kernel(installed_kernel_version)108            else:109                efi_files = node.execute(110                    "ls -t /usr/lib/linux/efi/kernel.efi-*-azure-cvm",111                    sudo=True,112                    shell=True,113                    expected_exit_code=0,114                    expected_exit_code_failure_message=(115                        "fail to find kernel.efi file for kernel type "116                        " linux-image-azure-fde"117                    ),118                )119                efi_file = efi_files.stdout.splitlines()[0]120                node.execute(121                    (...

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