97 lines
3 KiB
Python
97 lines
3 KiB
Python
import json
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import logging
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import asyncio
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from aiohttp import web
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from aiojobs.aiohttp import atomic
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import lbry_comment_server.writes as writes
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from lbry_comment_server.database import get_claim_comments
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from lbry_comment_server.database import get_comments_by_id, get_comment_ids
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from lbry_comment_server.database import obtain_connection
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logger = logging.getLogger(__name__)
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ERRORS = {
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'INVALID_PARAMS': {'code': -32602, 'message': 'Invalid parameters'},
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'INTERNAL': {'code': -32603, 'message': 'An internal error'},
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'UNKNOWN': {'code': -1, 'message': 'An unknown or very miscellaneous error'},
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}
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def ping(*args):
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return 'pong'
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def handle_get_comment_ids(app, **kwargs):
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with obtain_connection(app['db_path']) as conn:
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return get_comment_ids(conn, **kwargs)
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def handle_get_claim_comments(app, **kwargs):
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with obtain_connection(app['db_path']) as conn:
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return get_claim_comments(conn, **kwargs)
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def handle_get_comments_by_id(app, **kwargs):
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with obtain_connection(app['db_path']) as conn:
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return get_comments_by_id(conn, **kwargs)
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async def handle_create_comment(scheduler, **kwargs):
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job = await scheduler.spawn(writes.write_comment(**kwargs))
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return await job.wait()
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METHODS = {
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'ping': ping,
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'get_claim_comments': handle_get_claim_comments,
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'get_comment_ids': handle_get_comment_ids,
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'get_comments_by_id': handle_get_comments_by_id,
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'create_comment': handle_create_comment
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}
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async def process_json(app, body: dict) -> dict:
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response = {'jsonrpc': '2.0', 'id': body['id']}
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if body['method'] in METHODS:
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method = body['method']
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params = body.get('params', {})
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try:
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if asyncio.iscoroutinefunction(METHODS[method]):
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result = await METHODS[method](app['comment_scheduler'], **params)
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else:
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result = METHODS[method](app, **params)
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response['result'] = result
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except TypeError as te:
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logger.exception('Got TypeError: %s', te)
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response['error'] = ERRORS['INVALID_PARAMS']
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else:
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response['error'] = ERRORS['UNKNOWN']
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return response
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@atomic
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async def api_endpoint(request: web.Request):
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try:
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body = await request.json()
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logger.info('Received POST request from %s', request.remote)
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if type(body) is list or type(body) is dict:
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if type(body) is list:
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return web.json_response(
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[await process_json(request.app, part) for part in body]
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)
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else:
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return web.json_response(await process_json(request.app, body))
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else:
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return web.json_response({'error': ERRORS['UNKNOWN']})
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except json.decoder.JSONDecodeError as jde:
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logger.exception('Received malformed JSON from %s: %s', request.remote, jde.msg)
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logger.debug('Request headers: %s', request.headers)
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return web.json_response({
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'error': {'message': jde.msg, 'code': -1}
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})
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