106 lines
2.8 KiB
Python
106 lines
2.8 KiB
Python
# MIT licensed
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# Copyright (c) 2013-2020 lilydjwg <lilydjwg@gmail.com>, et al.
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from datetime import datetime
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import asyncio
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from typing import Iterable, Dict, List, Tuple, Any, Optional
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from nvchecker.api import (
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session, GetVersionError, VersionResult,
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Entry, BaseWorker, RawResult,
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)
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AUR_URL = 'https://aur.archlinux.org/rpc/'
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class AurResults:
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cache: Dict[str, Optional[Dict[str, Any]]]
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def __init__(self) -> None:
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self.cache = {}
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async def get_multiple(
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self,
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aurnames: Iterable[str],
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) -> Dict[str, Optional[Dict[str, Any]]]:
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params = [('v', '5'), ('type', 'info')]
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params.extend(('arg[]', name) for name in aurnames
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if name not in self.cache)
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res = await session.get(AUR_URL, params=params)
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data = res.json()
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new_results = {r['Name']: r for r in data['results']}
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cache = self.cache
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cache.update(new_results)
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cache.update(
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(name, None)
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for name in set(aurnames) - new_results.keys()
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)
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return {name: cache[name] for name in aurnames
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if name in cache}
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class Worker(BaseWorker):
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# https://wiki.archlinux.org/index.php/Aurweb_RPC_interface#Limitations
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batch_size = 100
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async def run(self) -> None:
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tasks = self.tasks
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n_batch, left = divmod(len(tasks), self.batch_size)
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if left > 0:
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n_batch += 1
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aur_results = AurResults()
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ret = []
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for i in range(n_batch):
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s = i * self.batch_size
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batch = tasks[s : s+self.batch_size]
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fu = self._run_batch(batch, aur_results)
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ret.append(fu)
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await asyncio.wait(ret)
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async def _run_batch(
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self,
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batch: List[Tuple[str, Entry]],
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aur_results: AurResults,
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) -> None:
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task_by_name: Dict[str, Entry] = dict(self.tasks)
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async with self.acquire_token():
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results = await _run_batch_impl(batch, aur_results)
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for name, version in results.items():
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r = RawResult(name, version, task_by_name[name])
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await self.result_q.put(r)
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async def _run_batch_impl(
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batch: List[Tuple[str, Entry]],
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aur_results: AurResults,
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) -> Dict[str, VersionResult]:
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aurnames = {conf.get('aur', name) for name, conf in batch}
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results = await aur_results.get_multiple(aurnames)
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ret: Dict[str, VersionResult] = {}
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for name, conf in batch:
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aurname = conf.get('aur', name)
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use_last_modified = conf.get('use_last_modified', False)
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strip_release = conf.get('strip_release', False)
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result = results.get(aurname)
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if result is None:
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ret[name] = GetVersionError('AUR upstream not found')
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continue
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version = result['Version']
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if use_last_modified:
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version += '-' + datetime.utcfromtimestamp(result['LastModified']).strftime('%Y%m%d%H%M%S')
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if strip_release and '-' in version:
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version = version.rsplit('-', 1)[0]
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ret[name] = version
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return ret
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