mirror of
https://github.com/MeoProject/lx-music-api-server.git
synced 2025-05-23 19:17:41 +08:00
203 lines
8.0 KiB
Python
203 lines
8.0 KiB
Python
#!/usr/bin/env python3
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# ----------------------------------------
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# - mode: python -
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# - author: helloplhm-qwq -
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# - name: main.py -
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# - project: lx-music-api-server -
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# - license: MIT -
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# ----------------------------------------
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# This file is part of the "lx-music-api-server" project.
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import sys
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if (sys.version_info.major < 3 or sys.version_info.minor < 6):
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print('Python版本过低，请使用Python 3.6+ ')
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sys.exit(1)
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from common import config
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from common import lxsecurity
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from common import log
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from common import Httpx
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from common import variable
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from common import scheduler
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from common import lx_script
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from aiohttp.web import Response
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import ujson as json
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import threading
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import traceback
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import modules
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import asyncio
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import aiohttp
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import time
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def handleResult(dic, status = 200):
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return Response(body = json.dumps(dic, indent=2, ensure_ascii=False), content_type='application/json', status = status)
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logger = log.log("main")
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aiologger = log.log('aiohttp_web')
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stopEvent = None
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if (sys.version_info.minor < 8):
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logger.warning('您使用的Python版本已经停止更新，不建议继续使用')
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import concurrent
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stopEvent = concurrent.futures._base.CancelledError
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else:
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stopEvent = asyncio.exceptions.CancelledError
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def start_checkcn_thread():
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threading.Thread(target=Httpx.checkcn).start()
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# check request info before start
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async def handle_before_request(app, handler):
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async def handle_request(request):
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try:
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# nginx proxy header
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if (request.headers.get("X-Real-IP")):
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request.remote_addr = request.headers.get("X-Real-IP")
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else:
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request.remote_addr = request.remote
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# check ip
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if (config.check_ip_banned(request.remote_addr)):
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return handleResult({"code": 1, "msg": "您的IP已被封禁", "data": None}, 403)
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# check global rate limit
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if (
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(time.time() - config.getRequestTime('global'))
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<
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(config.read_config("security.rate_limit.global"))
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):
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return handleResult({"code": 5, "msg": "全局限速", "data": None}, 429)
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if (
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(time.time() - config.getRequestTime(request.remote_addr))
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<
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(config.read_config("security.rate_limit.ip"))
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):
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return handleResult({"code": 5, "msg": "IP限速", "data": None}, 429)
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# update request time
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config.updateRequestTime('global')
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config.updateRequestTime(request.remote_addr)
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# check host
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if (config.read_config("security.allowed_host.enable")):
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if request.host.split(":")[0] not in config.read_config("security.allowed_host.list"):
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if config.read_config("security.allowed_host.blacklist.enable"):
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config.ban_ip(request.remote_addr, int(config.read_config("security.allowed_host.blacklist.length")))
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return handleResult({'code': 6, 'msg': '未找到您所请求的资源', 'data': None}, 404)
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resp = await handler(request)
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if (isinstance(resp, str)):
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resp = Response(body = resp, content_type='text/plain', status = 200)
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elif (isinstance(resp, dict)):
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resp = handleResult(resp)
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elif (not isinstance(resp, Response)):
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resp = Response(body = str(resp), content_type='text/plain', status = 200)
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aiologger.info(f'{request.remote_addr} - {request.method} "{request.path}", {resp.status}')
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return resp
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except:
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logger.error(traceback.format_exc())
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return {"code": 4, "msg": "内部服务器错误", "data": None}
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return handle_request
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async def main(request):
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return handleResult({"code": 0, "msg": "success", "data": None})
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async def handle(request):
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method = request.match_info.get('method')
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source = request.match_info.get('source')
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songId = request.match_info.get('songId')
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quality = request.match_info.get('quality')
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if (config.read_config("security.key.enable") and request.host.split(':')[0] not in config.read_config('security.whitelist_host')):
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if (request.headers.get("X-Request-Key")) != config.read_config("security.key.value"):
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if (config.read_config("security.key.ban")):
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config.ban_ip(request.remote_addr)
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return handleResult({"code": 1, "msg": "key验证失败", "data": None}, 403)
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if (config.read_config('security.check_lxm.enable') and request.host.split(':')[0] not in config.read_config('security.whitelist_host')):
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lxm = request.headers.get('lxm')
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if (not lxsecurity.checklxmheader(lxm, request.url)):
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if (config.read_config('security.lxm_ban.enable')):
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config.ban_ip(request.remote_addr)
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return handleResult({"code": 1, "msg": "lxm请求头验证失败", "data": None}, 403)
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try:
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query = dict(request.query)
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if (method in dir(modules) and query == {}):
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return handleResult(await getattr(modules, method)(source, songId, quality))
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elif ((method + '_with_query') in dir(modules) and query != {}):
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return handleResult(await getattr(modules, method + '_with_query')(source, songId, quality, query))
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else:
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if (query == {}):
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return handleResult(await modules.other(method, source, songId, quality))
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else:
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return handleResult(await modules.other_with_query(method, source, songId, quality, query))
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except:
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logger.error(traceback.format_exc())
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return handleResult({'code': 4, 'msg': '内部服务器错误', 'data': None}, 500)
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async def handle_404(request):
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return handleResult({'code': 6, 'msg': '未找到您所请求的资源', 'data': None}, 404)
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app = aiohttp.web.Application(middlewares=[handle_before_request])
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# mainpage
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app.router.add_get('/', main)
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# api
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app.router.add_get('/{method}/{source}/{songId}/{quality}', handle)
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app.router.add_get('/{method}/{source}/{songId}', handle)
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if (config.read_config('common.allow_download_script')):
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app.router.add_get('/script', lx_script.generate_script_response)
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# 404
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app.router.add_route('*', '/{tail:.*}', handle_404)
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async def run_app():
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while True:
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try:
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host = config.read_config('common.host')
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port = int(config.read_config('common.port'))
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runner = aiohttp.web.AppRunner(app)
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await runner.setup()
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site = aiohttp.web.TCPSite(runner, host, port)
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await site.start()
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logger.info(f"监听 -> http://{host}:{port}")
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return
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except OSError as e:
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if str(e).startswith("[Errno 98]"):
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logger.error("端口已被占用，请检查\n" + str(e))
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logger.info('服务器将在10s后再次尝试启动...')
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await asyncio.sleep(10)
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logger.info('重新尝试启动...')
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async def initMain():
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await scheduler.run()
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variable.aioSession = aiohttp.ClientSession()
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try:
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await run_app()
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logger.info("服务器启动成功，请按下Ctrl + C停止")
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await asyncio.Event().wait() # 等待停止事件
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except (KeyboardInterrupt, stopEvent):
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pass
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except OSError as e:
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logger.error("遇到未知错误，请查看日志")
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logger.error(traceback.format_exc())
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except:
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logger.error("遇到未知错误，请查看日志")
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logger.error(traceback.format_exc())
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finally:
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logger.info('wating for sessions to complete...')
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if variable.aioSession:
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await variable.aioSession.close()
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variable.running = False
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logger.info("Server stopped")
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if __name__ == "__main__":
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try:
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start_checkcn_thread()
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asyncio.run(initMain())
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except KeyboardInterrupt:
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pass
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except:
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logger.error('初始化出错，请检查日志')
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logger.error(traceback.format_exc()) |