majuna/app/portal/storage.py

from datetime import datetime, timezone
from typing import Optional

from flask import Blueprint, Response, flash, render_template
from flask.typing import ResponseReturnValue
from flask_wtf import FlaskForm
from sqlalchemy import exc
from wtforms import BooleanField, SubmitField

from app.extensions import db
from app.models.automation import Automation
from app.models.tfstate import TerraformState
from app.portal.util import response_404, view_lifecycle

bp = Blueprint("storage", __name__)


_SECTION_TEMPLATE_VARS = {
    "section": "automation",
    "help_url": "https://bypass.censorship.guide/user/automation.html",
}


class EditStorageForm(FlaskForm):  # type: ignore
    force_unlock = BooleanField("Force Unlock")
    submit = SubmitField("Save Changes")


@bp.route("/edit/<storage_key>", methods=["GET", "POST"])
def storage_edit(storage_key: str) -> ResponseReturnValue:
    storage: Optional[TerraformState] = TerraformState.query.filter(
        TerraformState.key == storage_key
    ).first()
    if storage is None:
        return Response(
            render_template(
                "error.html.j2",
                header="404 Storage Key Not Found",
                message="The requested storage could not be found.",
                **_SECTION_TEMPLATE_VARS
            ),
            status=404,
        )
    form = EditStorageForm()
    if form.validate_on_submit():
        if form.force_unlock.data:
            storage.lock = None
            storage.updated = datetime.now(tz=timezone.utc)
            try:
                db.session.commit()
                flash("Storage has been force unlocked.", "success")
            except exc.SQLAlchemyError:
                flash("An error occurred unlocking the storage.", "danger")
    return render_template(
        "storage.html.j2", storage=storage, form=form, **_SECTION_TEMPLATE_VARS
    )


@bp.route("/kick/<automation_id>", methods=["GET", "POST"])
def automation_kick(automation_id: int) -> ResponseReturnValue:
    automation = Automation.query.filter(
        Automation.id == automation_id, Automation.destroyed.is_(None)
    ).first()
    if automation is None:
        return response_404("The requested bridge configuration could not be found.")
    return view_lifecycle(
        header="Kick automation timer?",
        message=automation.description,
        section="automation",
        success_view="portal.automation.automation_list",
        success_message="This automation job will next run within 1 minute.",
        resource=automation,
        action="kick",
    )