mirror of
https://github.com/lnbits/lnbits-legend.git
synced 2025-02-25 15:10:41 +01:00
269 lines
8.4 KiB
Python
269 lines
8.4 KiB
Python
from http import HTTPStatus
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from typing import (
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List,
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Optional,
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)
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from bolt11 import decode as bolt11_decode
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from fastapi import (
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APIRouter,
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Depends,
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HTTPException,
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)
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from loguru import logger
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from lnbits.core.db import core_app_extra
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from lnbits.core.helpers import (
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migrate_extension_database,
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stop_extension_background_work,
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)
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from lnbits.core.models import (
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User,
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)
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from lnbits.decorators import (
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check_access_token,
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check_admin,
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)
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from lnbits.extension_manager import (
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CreateExtension,
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Extension,
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ExtensionRelease,
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InstallableExtension,
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fetch_github_release_config,
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fetch_release_payment_info,
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get_valid_extensions,
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)
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from lnbits.settings import settings
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from ..crud import (
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add_installed_extension,
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delete_dbversion,
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delete_installed_extension,
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drop_extension_db,
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get_dbversions,
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get_installed_extension,
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get_installed_extensions,
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)
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extension_router = APIRouter(
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tags=["Extension Managment"],
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prefix="/api/v1/extension",
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)
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@extension_router.post("")
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async def api_install_extension(
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data: CreateExtension,
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user: User = Depends(check_admin),
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access_token: Optional[str] = Depends(check_access_token),
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):
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release = await InstallableExtension.get_extension_release(
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data.ext_id, data.source_repo, data.archive, data.version
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)
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if not release:
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raise HTTPException(
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status_code=HTTPStatus.NOT_FOUND, detail="Release not found"
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)
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if not release.is_version_compatible:
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raise HTTPException(
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status_code=HTTPStatus.BAD_REQUEST, detail="Incompatible extension version"
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)
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release.payment_hash = data.payment_hash
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ext_info = InstallableExtension(
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id=data.ext_id, name=data.ext_id, installed_release=release, icon=release.icon
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)
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try:
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installed_ext = await get_installed_extension(data.ext_id)
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ext_info.payments = installed_ext.payments if installed_ext else []
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await ext_info.download_archive()
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ext_info.extract_archive()
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extension = Extension.from_installable_ext(ext_info)
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db_version = (await get_dbversions()).get(data.ext_id, 0)
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await migrate_extension_database(extension, db_version)
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await add_installed_extension(ext_info)
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if extension.is_upgrade_extension:
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# call stop while the old routes are still active
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await stop_extension_background_work(data.ext_id, user.id, access_token)
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settings.lnbits_deactivated_extensions.add(data.ext_id)
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# mount routes for the new version
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core_app_extra.register_new_ext_routes(extension)
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ext_info.notify_upgrade(extension.upgrade_hash)
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return extension
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except AssertionError as exc:
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raise HTTPException(HTTPStatus.BAD_REQUEST, str(exc)) from exc
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except Exception as exc:
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logger.warning(exc)
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ext_info.clean_extension_files()
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raise HTTPException(
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status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
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detail=(
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f"Failed to install extension {ext_info.id} "
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f"({ext_info.installed_version})."
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),
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) from exc
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@extension_router.delete("/{ext_id}")
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async def api_uninstall_extension(
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ext_id: str,
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user: User = Depends(check_admin),
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access_token: Optional[str] = Depends(check_access_token),
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):
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installed_extensions = await get_installed_extensions()
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extensions = [e for e in installed_extensions if e.id == ext_id]
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if len(extensions) == 0:
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raise HTTPException(
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status_code=HTTPStatus.BAD_REQUEST,
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detail=f"Unknown extension id: {ext_id}",
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)
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# check that other extensions do not depend on this one
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for valid_ext_id in [ext.code for ext in get_valid_extensions()]:
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installed_ext = next(
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(ext for ext in installed_extensions if ext.id == valid_ext_id), None
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)
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if installed_ext and ext_id in installed_ext.dependencies:
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raise HTTPException(
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status_code=HTTPStatus.BAD_REQUEST,
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detail=(
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f"Cannot uninstall. Extension '{installed_ext.name}' "
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"depends on this one."
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),
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)
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try:
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# call stop while the old routes are still active
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await stop_extension_background_work(ext_id, user.id, access_token)
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settings.lnbits_deactivated_extensions.add(ext_id)
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for ext_info in extensions:
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ext_info.clean_extension_files()
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await delete_installed_extension(ext_id=ext_info.id)
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logger.success(f"Extension '{ext_id}' uninstalled.")
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except Exception as exc:
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raise HTTPException(
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status_code=HTTPStatus.INTERNAL_SERVER_ERROR, detail=str(exc)
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) from exc
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@extension_router.get("/{ext_id}/releases", dependencies=[Depends(check_admin)])
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async def get_extension_releases(ext_id: str):
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try:
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extension_releases: List[ExtensionRelease] = (
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await InstallableExtension.get_extension_releases(ext_id)
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)
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installed_ext = await get_installed_extension(ext_id)
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if not installed_ext:
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return extension_releases
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for release in extension_releases:
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payment_info = installed_ext.find_existing_payment(release.pay_link)
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if payment_info:
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release.paid_sats = payment_info.amount
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return extension_releases
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except Exception as exc:
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raise HTTPException(
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status_code=HTTPStatus.INTERNAL_SERVER_ERROR, detail=str(exc)
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) from exc
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@extension_router.put("/invoice", dependencies=[Depends(check_admin)])
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async def get_extension_invoice(data: CreateExtension):
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try:
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assert data.cost_sats, "A non-zero amount must be specified"
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release = await InstallableExtension.get_extension_release(
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data.ext_id, data.source_repo, data.archive, data.version
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)
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assert release, "Release not found"
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assert release.pay_link, "Pay link not found for release"
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payment_info = await fetch_release_payment_info(
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release.pay_link, data.cost_sats
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)
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assert payment_info and payment_info.payment_request, "Cannot request invoice"
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invoice = bolt11_decode(payment_info.payment_request)
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assert invoice.amount_msat is not None, "Invoic amount is missing"
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invoice_amount = int(invoice.amount_msat / 1000)
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assert (
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invoice_amount == data.cost_sats
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), f"Wrong invoice amount: {invoice_amount}."
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assert (
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payment_info.payment_hash == invoice.payment_hash
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), "Wroong invoice payment hash"
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return payment_info
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except AssertionError as exc:
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raise HTTPException(HTTPStatus.BAD_REQUEST, str(exc)) from exc
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except Exception as exc:
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logger.warning(exc)
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raise HTTPException(
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HTTPStatus.INTERNAL_SERVER_ERROR, "Cannot request invoice"
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) from exc
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@extension_router.get(
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"/release/{org}/{repo}/{tag_name}",
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dependencies=[Depends(check_admin)],
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)
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async def get_extension_release(org: str, repo: str, tag_name: str):
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try:
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config = await fetch_github_release_config(org, repo, tag_name)
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if not config:
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return {}
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return {
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"min_lnbits_version": config.min_lnbits_version,
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"is_version_compatible": config.is_version_compatible(),
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"warning": config.warning,
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}
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except Exception as exc:
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raise HTTPException(
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status_code=HTTPStatus.INTERNAL_SERVER_ERROR, detail=str(exc)
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) from exc
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@extension_router.delete(
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"/{ext_id}/db",
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dependencies=[Depends(check_admin)],
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)
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async def delete_extension_db(ext_id: str):
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try:
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db_version = (await get_dbversions()).get(ext_id, None)
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if not db_version:
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raise HTTPException(
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status_code=HTTPStatus.BAD_REQUEST,
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detail=f"Unknown extension id: {ext_id}",
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)
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await drop_extension_db(ext_id=ext_id)
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await delete_dbversion(ext_id=ext_id)
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logger.success(f"Database removed for extension '{ext_id}'")
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except HTTPException as ex:
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logger.error(ex)
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raise ex
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except Exception as exc:
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logger.error(exc)
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raise HTTPException(
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status_code=HTTPStatus.INTERNAL_SERVER_ERROR,
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detail=f"Cannot delete data for extension '{ext_id}'",
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) from exc
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