How to use _replace_default_entry method in lisa

Best Python code snippet using lisa_python

operating_system.py

Source:operating_system.py

...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(...

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