feat: add docker match live stream crawler

This commit is contained in:
hajimi
2026-06-21 12:15:40 +08:00
parent 7ebd563134
commit bc9aef5a2f
5 changed files with 351 additions and 0 deletions
+5
View File
@@ -154,3 +154,8 @@ tasks:
action: ai_comment_dispatch
cron: "*/10 * * * *"
active: true
- key: match_live_stream
name: 赛事直播流抓取
action: match_live_stream
cron: "*/1 * * * *"
active: true
+22
View File
@@ -30,6 +30,7 @@
python main.py nba_news # 采集NBA新闻资讯
python main.py cba_news # 采集CBA新闻资讯
python main.py ai_comment_dispatch # Docker AI 评论调度
python main.py match_live_stream # 抓取赛事直播线路播放流
python main.py article_content_fetch # 抓取资讯文章正文内容
python main.py all # 采集积分榜 + 赛程
python main.py single <season_id> # 采集单个联赛积分榜
@@ -59,6 +60,7 @@ TASK_ALERT_POLICY = {
"lottery_draw": "saved_if_candidates",
"lottery_draw_force": "saved_if_candidates",
"ai_comment_dispatch": "saved_if_candidates",
"match_live_stream": "saved_if_candidates",
}
DEFAULT_ACTION_TIMEOUT = 600
@@ -86,6 +88,7 @@ ACTION_TIMEOUTS = {
"fifa_worldcup_news": 600,
"dqd_worldcup": 600,
"ai_comment_dispatch": 1800,
"match_live_stream": 180,
}
@@ -522,6 +525,24 @@ async def cmd_ai_comment_dispatch():
return await asyncio.to_thread(run, db_config)
async def cmd_match_live_stream():
import asyncio
from match_live_stream import run
from src.core.config import load_config
cfg = load_config().database
db_config = {
"host": cfg.host,
"port": cfg.port,
"user": cfg.username,
"password": cfg.password,
"database": cfg.database,
"charset": cfg.charset,
"prefix": cfg.prefix,
}
return await asyncio.to_thread(run, db_config)
async def cmd_match_data():
from src.scheduler.task_runner import TaskRunner
async with TaskRunner() as runner:
@@ -837,6 +858,7 @@ def main():
"nba_news": cmd_nba_news,
"cba_news": cmd_cba_news,
"ai_comment_dispatch": cmd_ai_comment_dispatch,
"match_live_stream": cmd_match_live_stream,
"article_content_fetch": cmd_article_content_fetch,
"match_finish": cmd_match_finish,
"live_detail": cmd_live_detail,
+260
View File
@@ -0,0 +1,260 @@
#!/usr/bin/env python3
from __future__ import annotations
import json
import os
import re
import time
from dataclasses import dataclass
from pathlib import Path
from typing import Any, Dict, List
import pymysql
import requests
DETAIL_URL_TEMPLATE = "https://json.ncctrials.com/room/{room_id}/detail.json?v={ts}"
FETCH_BATCH_SIZE = 30
FETCH_TIMEOUT = 15
FETCH_ERROR_LIMIT = 500
ROOM_ID_RE = re.compile(r"/room/(\d+)")
DETAIL_JSONP_RE = re.compile(r"detail\((\{.*\})\)\s*$", re.S)
DEFAULT_HEADERS = {
"User-Agent": (
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) "
"AppleWebKit/537.36 (KHTML, like Gecko) "
"Chrome/137.0.0.0 Safari/537.36"
),
"Accept": "application/json,text/javascript,*/*;q=0.1",
"Referer": "https://yyzb1.tv/",
}
def parse_match_live_detail_html(body: str) -> dict:
match = DETAIL_JSONP_RE.search((body or "").strip())
if not match:
raise ValueError("detail jsonp not found")
payload = json.loads(match.group(1))
stream = payload.get("data", {}).get("stream", {})
parsed = {
"play_url_flv": str(stream.get("flv") or "").strip(),
"play_url_hd_flv": str(stream.get("hdFlv") or "").strip(),
"play_url_m3u8": str(stream.get("m3u8") or "").strip(),
"play_url_hd_m3u8": str(stream.get("hdM3u8") or "").strip(),
}
if not any(parsed.values()):
raise ValueError("stream urls empty")
return parsed
def choose_next_fetch_at(now_ts: int, has_existing_stream: bool) -> int:
return int(now_ts) + (600 if has_existing_stream else 60)
def _safe_int(value: Any, default: int = 0) -> int:
try:
return int(value)
except (TypeError, ValueError):
return default
def _trim_error(message: Any) -> str:
return str(message or "").strip()[:FETCH_ERROR_LIMIT]
def _derive_room_id(source_url: str) -> str:
match = ROOM_ID_RE.search(str(source_url or "").strip())
if not match:
raise ValueError("room id not found in source_url")
return match.group(1)
def _build_detail_url(source_url: str, now_ts: int) -> str:
room_id = _derive_room_id(source_url)
return DETAIL_URL_TEMPLATE.format(room_id=room_id, ts=int(now_ts))
def _has_existing_stream(row: Dict[str, Any]) -> bool:
return any(
str(row.get(field) or "").strip()
for field in ("play_url_m3u8", "play_url_hd_m3u8", "play_url_flv", "play_url_hd_flv")
)
def _fetch_stream_payload(source_url: str, now_ts: int) -> Dict[str, str]:
detail_url = _build_detail_url(source_url, now_ts)
response = requests.get(detail_url, timeout=FETCH_TIMEOUT, headers=DEFAULT_HEADERS)
response.raise_for_status()
return parse_match_live_detail_html(response.text)
class TaskFileLock:
def __init__(self, name: str, lock_dir: Path | None = None):
safe_name = "".join(ch if ch.isalnum() or ch in ("-", "_") else "_" for ch in str(name or "task"))
self.lock_dir = Path(lock_dir or os.environ.get("DQD_LOCK_DIR") or (Path(__file__).resolve().parent / "data" / "locks"))
self.path = self.lock_dir / f"{safe_name}.lock"
self._fp = None
self._locked = False
def acquire(self) -> bool:
self.lock_dir.mkdir(parents=True, exist_ok=True)
self._fp = open(self.path, "a+b")
try:
self._fp.seek(0)
if os.name == "nt":
import msvcrt
msvcrt.locking(self._fp.fileno(), msvcrt.LK_NBLCK, 1)
else:
import fcntl
fcntl.flock(self._fp.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
self._locked = True
self._fp.seek(0)
self._fp.truncate()
self._fp.write(f"pid={os.getpid()} started_at={int(time.time())}\n".encode("utf-8"))
self._fp.flush()
return True
except (BlockingIOError, OSError):
self.release()
return False
def release(self) -> None:
if not self._fp:
return
try:
if self._locked and os.name == "nt":
import msvcrt
self._fp.seek(0)
msvcrt.locking(self._fp.fileno(), msvcrt.LK_UNLCK, 1)
elif self._locked:
import fcntl
fcntl.flock(self._fp.fileno(), fcntl.LOCK_UN)
finally:
self._fp.close()
self._fp = None
self._locked = False
@dataclass
class MatchLiveStreamRepository:
db_config: Dict[str, Any]
def __post_init__(self) -> None:
self.prefix = str(self.db_config.get("prefix") or "la_")
self.conn = pymysql.connect(
host=self.db_config["host"],
port=int(self.db_config["port"]),
user=self.db_config["user"],
password=self.db_config["password"],
database=self.db_config["database"],
charset=self.db_config.get("charset") or "utf8mb4",
cursorclass=pymysql.cursors.DictCursor,
autocommit=False,
)
def close(self) -> None:
self.conn.close()
def load_due_rows(self, now_ts: int, limit: int = FETCH_BATCH_SIZE) -> List[Dict[str, Any]]:
sql = (
f"SELECT id, match_id, title, source_url, play_url_flv, play_url_hd_flv, play_url_m3u8, play_url_hd_m3u8 "
f"FROM `{self.prefix}match_live` "
f"WHERE `delete_time` IS NULL AND `next_fetch_at` <= %s "
f"ORDER BY `next_fetch_at` ASC, `id` ASC LIMIT %s"
)
with self.conn.cursor() as cur:
cur.execute(sql, (int(now_ts), int(limit)))
return list(cur.fetchall() or [])
def mark_success(self, row_id: int, stream_urls: Dict[str, str], now_ts: int) -> None:
sql = (
f"UPDATE `{self.prefix}match_live` SET "
"`play_url_flv`=%s, `play_url_hd_flv`=%s, `play_url_m3u8`=%s, `play_url_hd_m3u8`=%s, "
"`fetch_status`=1, `fetch_error`='', `last_fetch_at`=%s, `next_fetch_at`=%s, `update_time`=%s "
"WHERE `id`=%s"
)
next_fetch_at = choose_next_fetch_at(now_ts, has_existing_stream=True)
with self.conn.cursor() as cur:
cur.execute(
sql,
(
stream_urls["play_url_flv"],
stream_urls["play_url_hd_flv"],
stream_urls["play_url_m3u8"],
stream_urls["play_url_hd_m3u8"],
int(now_ts),
next_fetch_at,
int(now_ts),
int(row_id),
),
)
self.conn.commit()
def mark_failed(self, row_id: int, error_message: str, now_ts: int, has_existing_stream: bool) -> None:
sql = (
f"UPDATE `{self.prefix}match_live` SET "
"`fetch_status`=2, `fetch_error`=%s, `last_fetch_at`=%s, `next_fetch_at`=%s, `update_time`=%s "
"WHERE `id`=%s"
)
with self.conn.cursor() as cur:
cur.execute(
sql,
(
_trim_error(error_message),
int(now_ts),
choose_next_fetch_at(now_ts, has_existing_stream=has_existing_stream),
int(now_ts),
int(row_id),
),
)
self.conn.commit()
def run(db_config: Dict[str, Any]) -> Dict[str, Any]:
lock = TaskFileLock("match_live_stream")
if not lock.acquire():
return {
"success": True,
"candidate_count": 0,
"saved_count": 0,
"summary_text": "match_live_stream 已在执行中,跳过本次",
}
repo = MatchLiveStreamRepository(db_config)
now_ts = int(time.time())
success_count = 0
failed_count = 0
rows: List[Dict[str, Any]] = []
try:
rows = repo.load_due_rows(now_ts, limit=FETCH_BATCH_SIZE)
for row in rows:
fetch_ts = int(time.time())
has_existing_stream = _has_existing_stream(row)
try:
stream_urls = _fetch_stream_payload(str(row.get("source_url") or ""), fetch_ts)
repo.mark_success(_safe_int(row.get("id")), stream_urls, fetch_ts)
success_count += 1
except Exception as exc: # noqa: BLE001
repo.mark_failed(_safe_int(row.get("id")), str(exc), fetch_ts, has_existing_stream)
failed_count += 1
candidate_count = len(rows)
return {
"success": True,
"candidate_count": candidate_count,
"saved_count": success_count,
"count": success_count,
"failed_count": failed_count,
"summary_text": (
f"赛事直播流抓取完成: 待处理 {candidate_count} 条, "
f"成功 {success_count} 条, 失败 {failed_count}"
),
}
finally:
repo.close()
lock.release()
@@ -0,0 +1,44 @@
import json
import sys
import unittest
from pathlib import Path
ROOT = Path(__file__).resolve().parents[1]
if str(ROOT) not in sys.path:
sys.path.insert(0, str(ROOT))
from match_live_stream import choose_next_fetch_at, parse_match_live_detail_html
class MatchLiveStreamTest(unittest.TestCase):
def test_parse_json_ncctrials_detail_extracts_four_urls(self):
payload = {
"code": 200,
"msg": "ok",
"data": {
"stream": {
"flv": "http://a/flv",
"hdFlv": "http://a/hdflv",
"m3u8": "http://a/m3u8",
"hdM3u8": "http://a/hdm3u8",
}
},
}
parsed = parse_match_live_detail_html(f"detail({json.dumps(payload, ensure_ascii=False)})")
self.assertEqual(parsed["play_url_m3u8"], "http://a/m3u8")
self.assertEqual(parsed["play_url_hd_m3u8"], "http://a/hdm3u8")
self.assertEqual(parsed["play_url_flv"], "http://a/flv")
self.assertEqual(parsed["play_url_hd_flv"], "http://a/hdflv")
def test_choose_next_fetch_at_uses_60s_for_empty_streams(self):
self.assertEqual(choose_next_fetch_at(now_ts=1000, has_existing_stream=False), 1060)
def test_choose_next_fetch_at_uses_600s_for_existing_streams(self):
self.assertEqual(choose_next_fetch_at(now_ts=1000, has_existing_stream=True), 1600)
if __name__ == "__main__":
unittest.main()
@@ -0,0 +1,20 @@
INSERT INTO `la_dev_crontab`
(`name`, `type`, `system`, `remark`, `command`, `params`, `status`, `expression`, `create_time`, `update_time`)
SELECT
'赛事直播流抓取',
1,
0,
'Docker crawler 每分钟抓取赛事直播线路播放地址',
'crawler',
'match_live_stream',
1,
'* * * * *',
UNIX_TIMESTAMP(),
UNIX_TIMESTAMP()
WHERE NOT EXISTS (
SELECT 1
FROM `la_dev_crontab`
WHERE `command` = 'crawler'
AND `params` = 'match_live_stream'
AND `delete_time` IS NULL
);