def _get_package_manager(self): """ Gets the remote server package manager in an OS agnostic way. Returns: string: The package manager, if supported. Raises: ServerError: If the connection closes or we fail to retrieve the package manager. """ stdin, stdout, stderr = self.ssh_client.exec_command( "bash -c '%s'" % get_bash_script(Server.SCRIPT_DETECT_PM)) package_manager = stdout.read().rstrip() if package_manager.startswith('[ERROR]'): raise ServerError('Could not retrieve the package manager.\n\t> %s' % package_manager) return package_manager
def _get_package_manager(self): """ Gets the remote server package manager in an OS agnostic way. Returns: string: The package manager, if supported. Raises: ServerError: If the connection closes or we fail to retrieve the package manager. """ stdin, stdout, stderr = self.ssh_client.exec_command( "bash -c '%s'" % get_bash_script(Server.SCRIPT_DETECT_PM)) package_manager = stdout.read().rstrip() if package_manager.startswith('[ERROR]'): raise ServerError( 'Could not retrieve the package manager.\n\t> %s' % package_manager) return package_manager
def _validate_single_dep_installed(self, pm, dep): """ Validates that a specific dependency is installed on the remote server. Args: pm (string): The server's package manager name. dep (string: The dependency to validate. Returns: bool: If the dependency is installed. """ script = "%s\nis_installed %s %s" % (get_bash_script(Server.SCRIPT_DEP_INSTALLED), pm, dep) command = "bash -c '%s'" % script stdin, stdout, stderr = self.ssh_client.exec_command(command) ret_code, errors = stdout.read().rstrip(), stderr.read().rstrip() # if errors is not '': # Terminal.print_warn('Got errors from dependency checker script.\n\t> %s' % errors) return ret_code == '0'
def _validate_single_dep_installed(self, pm, dep): """ Validates that a specific dependency is installed on the remote server. Args: pm (string): The server's package manager name. dep (string: The dependency to validate. Returns: bool: If the dependency is installed. """ script = "%s\nis_installed %s %s" % (get_bash_script( Server.SCRIPT_DEP_INSTALLED), pm, dep) command = "bash -c '%s'" % script stdin, stdout, stderr = self.ssh_client.exec_command(command) ret_code, errors = stdout.read().rstrip(), stderr.read().rstrip() # if errors is not '': # Terminal.print_warn('Got errors from dependency checker script.\n\t> %s' % errors) return ret_code == '0'