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bf6be47c01 | ||
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abde505d32 |
@@ -64,7 +64,7 @@
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- 详情页结果表中点「📋 元数据」即可在线查看
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### 6. 数据库记录(MySQL)
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任务、运行记录、爬取结果实时写入 MySQL(`121.40.164.32:16006`,库 `crawler`),**网页完整内容不入库**(存磁盘文件),库中只存标题、网址、状态、文件路径等元数据:
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任务、运行记录、爬取结果实时写入 MySQL(`121.40.164.32:16006`,账号 `uni_crawler`,库 `uni_crawler`),**网页完整内容不入库**(存磁盘文件),库中只存标题、网址、状态、文件路径等元数据:
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- `crawl_tasks` — 任务信息(含回收站标记 deleted_at)
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- `crawl_runs` — 每次运行记录(状态/进度/成功失败数/图片数/时间)
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- `crawl_results` — 每页一条(**status: OK/FAIL** 成功失败标记、标题、网址、来源链接、深度、错误信息、文件路径、图片数)
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+26
@@ -0,0 +1,26 @@
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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历史爬取记录回填数据库 (幂等, 可重复执行)
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用法:
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python backfill.py # 回填所有任务的历史记录
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python backfill.py <task_id> ... # 只回填指定任务
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说明:
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- 将本地 data/ 中的任务/运行/爬取结果(含成功与失败)全量写入 MySQL
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- 网页内容不入库, 只写元数据; 重复执行不会产生重复记录
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"""
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import sys
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import db
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import store
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if __name__ == "__main__":
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ids = [a for a in sys.argv[1:] if a.strip()] or None
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db.init_db()
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stats = db.sync_all_history(ids)
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if ids:
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print(f"[backfill] 已回填 {len(ids)} 个任务: {stats}")
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else:
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print(f"[backfill] 已回填全部任务: {stats}")
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@@ -14,12 +14,12 @@ import pymysql
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DB_CONFIG = dict(
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host="121.40.164.32",
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port=16006,
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user="root",
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password="hz_123",
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user="uni_crawler",
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password="wleD6x2T",
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charset="utf8mb4",
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)
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DB_NAME = "crawler"
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DB_NAME = "uni_crawler"
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DDL = [
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"""
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@@ -262,3 +262,30 @@ def sync_run(run, persist):
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insert_results(run, results[synced:])
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run["_db_count"] = len(results)
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persist(run.get("task_id"), run)
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# ---------------- 历史数据回填 (幂等) ----------------
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def sync_all_history(task_ids=None):
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"""把本地 JSON 中的历史任务/运行/结果全量回填数据库
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可重复执行 (INSERT IGNORE + 唯一键去重)
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task_ids: 指定只回填的任务ID列表, 默认全部
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返回统计 dict
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"""
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import store as _store
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stats = {"tasks": 0, "runs": 0, "results": 0}
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for task in _store.load_tasks():
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if task_ids and task["id"] not in task_ids:
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continue
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upsert_task(task)
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stats["tasks"] += 1
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for run in _store.get_runs(task["id"]):
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upsert_run(run)
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stats["runs"] += 1
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results = run.get("results", [])
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if results:
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insert_results(run, results)
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stats["results"] += len(results)
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run["_db_count"] = len(results)
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_store.save_run(task["id"], run) # 记录已同步标记, 避免运行中重复插入
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return stats
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