213 lines
7.2 KiB
Python
213 lines
7.2 KiB
Python
import importlib
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import logging
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import os
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import sys
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from enum import Enum, auto
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from typing import List, Iterable, Type, Optional, TypeVar
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import click
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from ..instance import Instance
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from ..project import Project
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from ..services import Services
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from ..wstring import WParagraph, WAlignment
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_logger = logging.getLogger(__name__)
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class KiwiCLI(click.MultiCommand):
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"""Command Line Interface spread over multiple files in this directory"""
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def list_commands(self, ctx: click.Context) -> List[str]:
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"""list all the commands defined by cmd_*.py files in this directory"""
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return [
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filename[4:-3]
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for filename in os.listdir(os.path.abspath(os.path.dirname(__file__)))
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if filename.startswith("cmd_") and filename.endswith(".py")
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]
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def get_command(self, ctx: click.Context, cmd_name: str) -> Optional[click.Command]:
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"""import and return a specific command"""
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try:
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cmd_module = importlib.import_module(f"kiwi_scp.commands.cmd_{cmd_name}")
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except ImportError:
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return
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for cmd_name in dir(cmd_module):
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member = getattr(cmd_module, cmd_name)
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if isinstance(member, click.Command):
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return member
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class KiwiCommandType(Enum):
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INSTANCE = auto()
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PROJECT = auto()
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PROJECTS = auto()
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SERVICES = auto()
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T = TypeVar("T")
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class KiwiCommand:
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type: KiwiCommandType = KiwiCommandType.SERVICES
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enabled_only: bool = False
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@staticmethod
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def print_header(header: str) -> None:
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click.secho(header, fg="green", bold=True)
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@staticmethod
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def print_error(error: str) -> None:
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click.secho(error, file=sys.stderr, fg="red", bold=True)
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@staticmethod
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def print_list(content: Iterable[str]) -> None:
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for item in content:
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click.echo(click.style(" - ", fg="green") + click.style(item, fg="blue"))
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@staticmethod
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def user_query(description: str, default: T, cast_to: Type[T] = str) -> T:
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# prompt user as per argument
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while True:
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try:
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prompt = \
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click.style(f"Enter {description} [", fg="green") + \
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click.style(default, fg="blue") + \
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click.style("] ", fg="green")
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str_value = input(prompt).strip()
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if str_value:
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return cast_to(str_value)
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else:
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return default
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except EOFError:
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click.echo("Input aborted.")
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return default
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except Exception as e:
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click.echo(f"Invalid input: {e}")
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@staticmethod
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def danger_confirm(*prompt_lines: str, default: Optional[bool] = None) -> bool:
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if default is True:
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suffix = "[YES|no]"
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default_answer = "yes"
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elif default is False:
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suffix = "[yes|NO]"
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default_answer = "no"
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else:
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suffix = "[yes|no]"
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default_answer = None
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dumb = WParagraph.from_strings(
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click.style("WARNING", bold=True, underline=True, blink=True, fg="red"),
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click.style("ここにゴミ", fg="cyan"),
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click.style("を捨てないで下さい", fg="cyan"),
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click.style("DO NOT DUMB HERE", fg="yellow"),
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click.style("NO DUMB AREA", fg="yellow"),
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).align(WAlignment.CENTER).surround("!")
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prompt = WParagraph.from_strings(*prompt_lines).align(WAlignment.LEFT).emphasize(3)
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answer = input(
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f"{dumb}\n\n"
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f"{prompt}\n\n"
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f"Are you sure you want to proceed? {suffix}: "
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).strip().lower()
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if not answer:
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answer = default_answer
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while answer not in ["yes", "no"]:
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answer = input("Please type 'yes' or 'no' explicitly: ").strip().lower()
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return answer == "yes"
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@classmethod
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def run(cls, instance: Instance, project_names: List[str], service_names: List[str], **kwargs):
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_logger.debug(f"{instance.directory!r}: {project_names!r}, {service_names!r}")
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projects = [
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project
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for project in instance.projects
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if project.name in project_names
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]
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if not projects:
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# run for whole instance
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_logger.debug(f"running for instance, kwargs={kwargs}")
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cls.run_for_instance(instance, **kwargs)
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elif not service_names:
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# run for entire project(s)
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for project_name, project in zip(project_names, projects):
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if project is None:
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_logger.debug(f"running for new project {project_name}, kwargs={kwargs}")
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cls.run_for_new_project(instance, project_name, **kwargs)
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else:
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if cls.enabled_only and not project.config.enabled:
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cls.print_error(f"Can't interact with disabled project {project_name}!")
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return
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_logger.debug(f"running for project {project.name}, kwargs={kwargs}")
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cls.run_for_project(instance, project, **kwargs)
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else:
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# run for some services
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project_name = project_names[0]
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project = projects[0]
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if project is None:
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cls.print_error(f"Project '{project_name}' not in kiwi-scp instance at '{instance.directory}'!")
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else:
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if cls.enabled_only and not project.config.enabled:
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cls.print_error(f"Can't interact with disabled project {project_name}!")
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return
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_logger.debug(f"running for services {service_names} in project {project_name}, kwargs={kwargs}")
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cls.run_for_services(instance, project, service_names, **kwargs)
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@classmethod
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def run_for_instance(cls, instance: Instance, **kwargs) -> None:
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for project in instance.projects:
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if cls.enabled_only and not project.config.enabled:
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cls.print_header(f"Skipping disabled project {project.name}")
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continue
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cls.run_for_project(instance, project, **kwargs)
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@classmethod
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def run_for_project(cls, instance: Instance, project: Project, **kwargs) -> None:
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service_names = [service.name for service in project.services.content]
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cls.run_for_services(instance, project, service_names, **kwargs)
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@classmethod
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def run_for_new_project(cls, instance: Instance, project_name: str, **kwargs) -> None:
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cls.print_error(f"Project '{project_name}' not in kiwi-scp instance at '{instance.directory}'!")
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@classmethod
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def run_for_services(cls, instance: Instance, project: Project, service_names: List[str], **kwargs) -> None:
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services = project.services.filter_existing(service_names)
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new_service_names = [
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service_name
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for service_name
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in service_names
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if service_name not in list(services.names)
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]
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cls.run_for_filtered_services(instance, project, services, new_service_names, **kwargs)
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@classmethod
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def run_for_filtered_services(cls, instance: Instance, project: Project, services: Services,
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new_service_names: List[str], **kwargs) -> None:
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raise Exception
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