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How to use _install_libvirt method in lisa

Best Python code snippet using lisa_python
transformers.py
Source:transformers.py
...112        else:113            qemu_version = installer._get_version()114            self._log.info(f"Already installed! qemu version: {qemu_version}")115        if runbook.libvirt:116            _install_libvirt(runbook.libvirt, node, self._log)117        return {}118class CloudHypervisorInstallerTransformer(Transformer):119    @classmethod120    def type_name(cls) -> str:121        return "cloudhypervisor_installer"122    @classmethod123    def type_schema(cls) -> Type[schema.TypedSchema]:124        return InstallerTransformerSchema125    @property126    def _output_names(self) -> List[str]:127        return []128    def _internal_run(self) -> Dict[str, Any]:129        runbook: InstallerTransformerSchema = self.runbook130        assert runbook.connection, "connection must be defined."131        assert runbook.installer, "installer must be defined."132        node = quick_connect(runbook.connection, "cloudhypervisor_installer_node")133        factory = subclasses.Factory[CloudHypervisorInstaller](CloudHypervisorInstaller)134        installer = factory.create_by_runbook(135            runbook=runbook.installer,136            node=node,137            log=self._log,138        )139        if not installer._is_installed():140            installer.validate()141            ch_version = installer.install()142            self._log.info(f"installed cloud-hypervisor version: {ch_version}")143            node.reboot()144        else:145            ch_version = installer._get_version()146            self._log.info(f"Already installed! cloud-hypervisor version: {ch_version}")147        if runbook.libvirt:148            _install_libvirt(runbook.libvirt, node, self._log)149        return {}150class LibvirtPackageInstaller(LibvirtInstaller):151    _distro_package_mapping = {152        Ubuntu.__name__: ["libvirt-daemon-system"],153        CBLMariner.__name__: ["dnsmasq", "ebtables", "libvirt"],154    }155    @classmethod156    def type_name(cls) -> str:157        return "package"158    @classmethod159    def type_schema(cls) -> Type[schema.TypedSchema]:160        return BaseInstallerSchema161    def install(self) -> str:162        node: Node = self._node163        linux: Linux = cast(Linux, node.os)164        packages_list = self._distro_package_mapping[type(linux).__name__]165        self._log.info(f"installing packages: {packages_list}")166        linux.install_packages(packages_list)167        self._fix_mariner_installation()168        return self._get_version()169    # Some fixes to the libvirt installation on Mariner.170    # Can be removed once the issues have been addressed in Mariner.171    def _fix_mariner_installation(self) -> None:172        if not isinstance(self._node.os, CBLMariner):173            return174        self._node.tools[Usermod].add_user_to_group("libvirt", sudo=True)175        self._node.tools[Sed].substitute(176            "hidepid=2",177            "hidepid=0",178            "/etc/fstab",179            sudo=True,180        )181class QemuPackageInstaller(QemuInstaller):182    _distro_package_mapping = {183        Ubuntu.__name__: ["qemu-kvm"],184        CBLMariner.__name__: ["qemu-kvm", "edk2-ovmf"],185    }186    @classmethod187    def type_name(cls) -> str:188        return "package"189    @classmethod190    def type_schema(cls) -> Type[schema.TypedSchema]:191        return BaseInstallerSchema192    def install(self) -> str:193        node: Node = self._node194        linux: Linux = cast(Linux, node.os)195        packages_list = self._distro_package_mapping[type(linux).__name__]196        self._log.info(f"installing packages: {packages_list}")197        if isinstance(node.os, CBLMariner):198            linux.install_packages(199                ["mariner-repos-preview.noarch", "mariner-repos-extended"]200            )201        linux.install_packages(packages_list)202        username = node.tools[Whoami].get_username()203        node.tools[Usermod].add_user_to_group(group=username, user="qemu", sudo=True)204        return self._get_version()205class CloudHypervisorPackageInstaller(CloudHypervisorInstaller):206    _distro_package_mapping = {207        CBLMariner.__name__: ["cloud-hypervisor"],208    }209    @classmethod210    def type_name(cls) -> str:211        return "package"212    @classmethod213    def type_schema(cls) -> Type[schema.TypedSchema]:214        return BaseInstallerSchema215    def install(self) -> str:216        node: Node = self._node217        linux: Linux = cast(Linux, node.os)218        packages_list = self._distro_package_mapping[type(linux).__name__]219        self._log.info(f"installing packages: {packages_list}")220        linux.install_packages(packages_list)221        return self._get_version()222class LibvirtSourceInstaller(LibvirtInstaller):223    _distro_package_mapping = {224        Ubuntu.__name__: [225            "ninja-build",226            "dnsmasq-base",227            "libxml2-utils",228            "xsltproc",229            "python3-docutils",230            "libglib2.0-dev",231            "libgnutls28-dev",232            "libxml2-dev",233            "libnl-3-dev",234            "libnl-route-3-dev",235            "libtirpc-dev",236            "libyajl-dev",237            "libcurl4-gnutls-dev",238            "python3-pip",239        ],240        CBLMariner.__name__: [241            "ninja-build",242            "build-essential",243            "rpcsvc-proto",244            "python3-docutils",245            "glibc-devel",246            "glib-devel",247            "gnutls-devel",248            "libnl3-devel",249            "libtirpc-devel",250            "curl-devel",251            "ebtables",252            "yajl-devel",253            "python3-pip",254            "dnsmasq",255            "nmap-ncat",256        ],257    }258    @classmethod259    def type_name(cls) -> str:260        return "source"261    @classmethod262    def type_schema(cls) -> Type[schema.TypedSchema]:263        return SourceInstallerSchema264    def _build_and_install(self, code_path: PurePath) -> None:265        self._node.execute(266            "meson build -D driver_ch=enabled -D driver_qemu=disabled \\"267            "-D driver_openvz=disabled -D driver_esx=disabled \\"268            "-D driver_vmware=disabled  -D driver_lxc=disabled \\"269            "-D driver_libxl=disabled -D driver_vbox=disabled \\"270            "-D selinux=disabled -D system=true --prefix=/usr \\"271            "-D git_werror=disabled",272            cwd=code_path,273            shell=True,274            sudo=True,275        )276        self._node.execute(277            "ninja -C build",278            shell=True,279            sudo=True,280            cwd=code_path,281            expected_exit_code=0,282            expected_exit_code_failure_message="'ninja -C build' command failed.",283        )284        self._node.execute(285            "ninja -C build install",286            shell=True,287            sudo=True,288            cwd=code_path,289            expected_exit_code=0,290            expected_exit_code_failure_message="'ninja -C install' command failed.",291        )292        self._node.execute("ldconfig", shell=True, sudo=True)293    def _install_dependencies(self) -> None:294        linux: Linux = cast(Linux, self._node.os)295        dep_packages_list = self._distro_package_mapping[type(linux).__name__]296        linux.install_packages(dep_packages_list)297        result = self._node.execute("pip3 install meson", shell=True, sudo=True)298        assert not result.exit_code, "Failed to install meson"299    def install(self) -> str:300        runbook: SourceInstallerSchema = self.runbook301        self._log.info("Installing dependencies for Libvirt...")302        self._install_dependencies()303        self._log.info("Cloning source code of Libvirt...")304        code_path = _get_source_code(runbook, self._node, self.type_name(), self._log)305        self._log.info("Building source code of Libvirt...")306        self._build_and_install(code_path)307        return self._get_version()308class CloudHypervisorSourceInstaller(CloudHypervisorInstaller):309    _distro_package_mapping = {310        Ubuntu.__name__: ["gcc"],311        CBLMariner.__name__: ["gcc", "binutils", "glibc-devel"],312    }313    @classmethod314    def type_name(cls) -> str:315        return "source"316    @classmethod317    def type_schema(cls) -> Type[schema.TypedSchema]:318        return SourceInstallerSchema319    def _build_and_install(self, code_path: PurePath) -> None:320        self._node.execute(321            "cargo build --release",322            shell=True,323            sudo=False,324            cwd=code_path,325            expected_exit_code=0,326            expected_exit_code_failure_message="Failed to build cloud-hypervisor",327        )328        self._node.execute(329            "cp ./target/release/cloud-hypervisor /usr/local/bin",330            shell=True,331            sudo=True,332            cwd=code_path,333        )334        self._node.execute(335            "chmod a+rx /usr/local/bin/cloud-hypervisor",336            shell=True,337            sudo=True,338        )339        self._node.execute(340            "setcap cap_net_admin+ep /usr/local/bin/cloud-hypervisor",341            shell=True,342            sudo=True,343        )344    def _install_dependencies(self) -> None:345        linux: Linux = cast(Linux, self._node.os)346        packages_list = self._distro_package_mapping[type(linux).__name__]347        linux.install_packages(packages_list)348        self._node.execute(349            "curl https://sh.rustup.rs -sSf | sh -s -- -y",350            shell=True,351            sudo=False,352            expected_exit_code=0,353            expected_exit_code_failure_message="Failed to install Rust & Cargo",354        )355        self._node.execute("source ~/.cargo/env", shell=True, sudo=False)356        if isinstance(self._node.os, Ubuntu):357            output = self._node.execute("echo $HOME", shell=True)358            path = self._node.get_pure_path(output.stdout)359            self._node.execute(360                "cp .cargo/bin/* /usr/local/bin/",361                shell=True,362                sudo=True,363                cwd=path,364            )365        self._node.execute("cargo --version", shell=True)366    def install(self) -> str:367        runbook: SourceInstallerSchema = self.runbook368        self._log.info("Installing dependencies for Cloudhypervisor...")369        self._install_dependencies()370        self._log.info("Cloning source code of Cloudhypervisor ...")371        code_path = _get_source_code(runbook, self._node, self.type_name(), self._log)372        self._log.info("Building source code of Cloudhypervisor...")373        self._build_and_install(code_path)374        return self._get_version()375class CloudHypervisorBinaryInstaller(CloudHypervisorInstaller):376    _distro_package_mapping = {377        Ubuntu.__name__: ["jq"],378        CBLMariner.__name__: ["jq"],379    }380    @classmethod381    def type_name(cls) -> str:382        return "binary"383    @classmethod384    def type_schema(cls) -> Type[schema.TypedSchema]:385        return BaseInstallerSchema386    def install(self) -> str:387        linux: Linux = cast(Linux, self._node.os)388        packages_list = self._distro_package_mapping[type(linux).__name__]389        self._log.info(f"installing packages: {packages_list}")390        linux.install_packages(packages_list)391        command = (392            "curl -s https://api.github.com/repos/cloud-hypervisor/"393            "cloud-hypervisor/releases/latest | jq -r '.tag_name'"394        )395        latest_release_tag = self._node.execute(command, shell=True)396        self._log.debug(f"latest tag: {latest_release_tag}")397        wget = self._node.tools[Wget]398        file_url = (399            "https://github.com/cloud-hypervisor/cloud-hypervisor/"400            f"releases/download/{latest_release_tag}/cloud-hypervisor"401        )402        file_path = wget.get(403            url=file_url,404            executable=True,405            filename="cloud-hypervisor",406        )407        self._node.execute(f"cp {file_path} /usr/local/bin", sudo=True)408        self._node.execute(409            "chmod a+rx /usr/local/bin/cloud-hypervisor",410            shell=True,411            sudo=True,412        )413        self._node.execute(414            "setcap cap_net_admin+ep /usr/local/bin/cloud-hypervisor",415            sudo=True,416        )417        return self._get_version()418def _get_source_code(419    runbook: SourceInstallerSchema, node: Node, default_name: str, log: Logger420) -> PurePath:421    code_path = node.working_path422    log.debug(f"cloning code from {runbook.repo} to {code_path}...")423    git = node.tools[Git]424    code_path = git.clone(url=runbook.repo, cwd=code_path, ref=runbook.ref)425    return code_path426def _install_libvirt(runbook: schema.TypedSchema, node: Node, log: Logger) -> None:427    libvirt_factory = subclasses.Factory[LibvirtInstaller](LibvirtInstaller)428    libvirt_installer = libvirt_factory.create_by_runbook(429        runbook=runbook,430        node=node,431        log=log,432    )433    if not libvirt_installer._is_installed():434        libvirt_installer.validate()435        libvirt_version = libvirt_installer.install()436        log.info(f"installed libvirt version: {libvirt_version}")437        if isinstance(node.os, Ubuntu):438            node.execute("systemctl disable apparmor", shell=True, sudo=True)439        node.execute("systemctl enable libvirtd", shell=True, sudo=True)440        node.reboot()...
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