Edit: lsapi.py
# coding=utf-8 # # Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2021 All Rights Reserved # # Licensed under CLOUD LINUX LICENSE AGREEMENT # http://cloudlinux.com/docs/LICENCE.TXT # from dataclasses import dataclass import os from contextlib import contextmanager from typing import Any, Dict, List # NOQA from clcommon.const import Feature from clcommon.utils import ExternalProgramFailed, is_ea4, is_litespeed_running, is_testing_enabled_repo, is_ubuntu from cldetectlib import get_apache_modules, get_boolean_param, is_da from clwizard.constants import MODULES_LOGS_DIR from clwizard.exceptions import InstallationFailedException from .base import WizardInstaller _DA_CUSTOMBUILD = "/usr/local/directadmin/custombuild/build" # LSAPI package naming schemes differ between normal CL and Ubuntu. # This is why we define two sets of package names here. @dataclass class LsapiPackageSet: general: List[str] # general LSAPI-related packages general_lsapi: str # LSAPI package for systems without EA4 (not cPanel) ea4_lsapi: str # EA4 lsapi package cl_lsapi_set = LsapiPackageSet( general=["liblsapi", "liblsapi-devel"], general_lsapi="mod_lsapi", ea4_lsapi="ea-apache24-mod_lsapi", ) ubuntu_lsapi_set = LsapiPackageSet( general=["liblsapi", "liblsapi-dev"], general_lsapi="mod-lsapi", ea4_lsapi="ea-apache24-mod-lsapi", ) class LsapiInstaller(WizardInstaller): LOG_FILE = os.path.join(MODULES_LOGS_DIR, "lsapi.log") UTILITY = "/usr/bin/switch_mod_lsapi" _REQUIRED_CL_COMPONENT_SUPPORT = Feature.LSAPI def __init__(self): super().__init__() self._prepare_lsapi_packages() self.apache_modules = get_apache_modules() or [] # type: List[str] def _prepare_lsapi_packages(self): package_set = ubuntu_lsapi_set if is_ubuntu() else cl_lsapi_set self.lsapi_packages = package_set.general[:] if is_ea4(): self.lsapi_packages.append(package_set.ea4_lsapi) else: self.lsapi_packages.append(package_set.general_lsapi) def _install_lsapi_packages(self): """ Install lsapi packages if needed :return: None """ packages_to_install = [] for package in self.lsapi_packages: if not self._is_package_installed(package): packages_to_install.append(package) if packages_to_install: try: out = self._install_package(*packages_to_install) except ExternalProgramFailed as err: self.app_logger.error("Package installation failed with error: %s", str(err)) raise InstallationFailedException() from err self.app_logger.info("Package was installed successfully: %s", out) else: self.app_logger.info("Skip package installation, all packages are already installed") def _initialize_lsapi(self): """ Configure lsapi on base package installation. :return: None """ try: self._run_command([self.UTILITY, "--setup"]) except ExternalProgramFailed as err: raise InstallationFailedException() from err @contextmanager def use_cl_beta_on_da(self, use_beta: bool): """ Context manager to set the option `cloudlinux_beta` in DA custombuild options. @param use_beta: True == `cloudlinux_beta=yes`, False == `cloudlinux_beta=no` """ inital_state = get_boolean_param("/usr/local/directadmin/custombuild/options.conf", "cloudlinux_beta") if use_beta and not inital_state: self._run_command([_DA_CUSTOMBUILD, "set", "cloudlinux_beta", "yes"]) try: yield finally: if use_beta and not inital_state: self._run_command([_DA_CUSTOMBUILD, "set", "cloudlinux_beta", "no"]) def _install_lsapi_on_da(self, use_beta: bool) -> None: """ Configure and build lsapi on DirectAdmin. :param use_beta: Whether to use the beta version of CloudLinux packages. :return: None """ try: with self.use_cl_beta_on_da(use_beta=use_beta): self._run_command([_DA_CUSTOMBUILD, "update"]) self._run_command([_DA_CUSTOMBUILD, "set", "php1_mode", "lsphp"]) self._run_command([_DA_CUSTOMBUILD, "php", "n"]) self._run_command([_DA_CUSTOMBUILD, "apache"]) except ExternalProgramFailed as err: raise InstallationFailedException() from err def run_installation(self, options): """ Install the lsapi module on the system. :return: None """ if is_da(): if "use_beta_for_da" in options: use_beta_for_da = options["use_beta_for_da"] else: use_beta_for_da = is_testing_enabled_repo() self._install_lsapi_on_da(use_beta_for_da) else: self._install_lsapi_packages() self._initialize_lsapi() @classmethod def supported_options(cls): return {"use_beta_for_da"} def _get_warnings(self) -> List[Dict[str, str | dict[str, str]]]: """ Get a list of warnings that should be shown in Wizard before the module installation. :return: List of warnings to be shown in UI. Warning is a dictionary with the following keys and values: - message: str - warning message with placeholders for additional context - context: dict - additional context for the message """ warnings: List[Dict[str, str | dict[str, str]]] = [] if is_da(): warnings.append({"message": "Installation will be performed via DirectAdmin CustomBuild tool"}) if "suexec_module" not in self.apache_modules: warnings.append( { "message": ( "mod_suexec is not installed." " It is recommended to use mod_suexec with mod_lsapi." " It is also required for CRIU to work." " Please see %(url)s for more information." ), "context": {"url": "https://docs.cloudlinux.com/apache_mod_lsapi.html"}, } ) return warnings def _get_blockers(self) -> List[Dict[str, str | dict[str, str]]]: """ Get a list of possible blockers that may disable module in Wizard UI. :return: List of blockers to be shown in UI. Blocker is a dictionary with the following keys and values: - message: str - blocker message with placeholders for additional context - context: dict - additional context for the message """ blockers = [] if is_litespeed_running(): blockers.append( { "message": "The server is running under Litespeed." " mod_lsapi works with the Apache server only." " Please see %(url)s for the requirements.", "context": {"url": "https://docs.cloudlinux.com/apache_mod_lsapi.html"}, } ) if "ruid2_module" in self.apache_modules: blockers.append( { "message": "mod_ruid2 is enabled, it is not compatible with mod_lsapi." " Please see %(url)s for the requirements.", "context": { "url": "https://docs.cloudlinux.com/apache_mod_lsapi.html", }, } ) if "mpm_itk_module" in self.apache_modules: blockers.append( { "message": "MPM ITK is enabled, it is not compatible with mod_lsapi." " Please see %(url)s for the requirements.", "context": { "url": "https://docs.cloudlinux.com/apache_mod_lsapi.html", }, } ) return blockers def initial_status(self): result: Dict[str, Any] = { "already_configured": all(self._is_package_installed(pkg) for pkg in self.lsapi_packages), } warnings = self._get_warnings() if warnings: result.update({"warnings": warnings}) blockers = self._get_blockers() if blockers: result.update({"blockers": blockers}) return result
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