259 lines
8.5 KiB
Python
259 lines
8.5 KiB
Python
# coding:utf-8
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import sys
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import io
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import os
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import time
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import json
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import fcntl
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web_dir = os.getcwd() + "/web"
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if os.path.exists(web_dir):
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sys.path.append(web_dir)
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os.chdir(web_dir)
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import core.mw as mw
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from utils.crontab import crontab as MwCrontab
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app_debug = False
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if mw.isAppleSystem():
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app_debug = True
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def getPluginName():
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return 'webstats'
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def getPluginDir():
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return mw.getPluginDir() + '/' + getPluginName()
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def getServerDir():
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return mw.getServerDir() + '/' + getPluginName()
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def getConf():
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conf = getServerDir() + "/lua/config.json"
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return conf
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def getGlobalConf():
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conf = getConf()
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content = mw.readFile(conf)
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result = json.loads(content)
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return result
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def pSqliteDb(dbname='web_logs', site_name='unset', fn="logs"):
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db_dir = getServerDir() + '/logs/' + site_name
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if not os.path.exists(db_dir):
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mw.execShell('mkdir -p ' + db_dir)
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name = fn
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file = db_dir + '/' + name + '.db'
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if not os.path.exists(file):
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conn = mw.M(dbname).dbPos(db_dir, name)
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sql = mw.readFile(getPluginDir() + '/conf/init.sql')
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sql_list = sql.split(';')
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for index in range(len(sql_list)):
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conn.execute(sql_list[index], ())
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else:
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conn = mw.M(dbname).dbPos(db_dir, name)
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conn.execute("PRAGMA synchronous = 0", ())
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conn.execute("PRAGMA page_size = 4096", ())
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conn.execute("PRAGMA journal_mode = wal", ())
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conn.autoTextFactory()
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return conn
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def migrateSiteHotLogs(site_name, query_date):
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start_time = time.time()
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print(f"[{site_name}] 开始迁移日志...")
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migrating_flag = getServerDir() + "/logs/%s/migrating" % site_name
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hot_db = getServerDir() + "/logs/%s/logs.db" % site_name
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hot_db_tmp = getServerDir() + "/logs/%s/logs_tmp.db" % site_name
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history_logs_db = getServerDir() + "/logs/%s/history_logs.db" % site_name
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if not os.path.exists(hot_db):
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print(f"[{site_name}] 热日志数据库不存在，跳过")
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return mw.returnMsg(True, f"{site_name} logs not exist, skip")
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# 检查是否正在迁移
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if os.path.exists(migrating_flag):
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print(f"[{site_name}] 正在迁移中，跳过")
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return mw.returnMsg(True, f"{site_name} is migrating, skip")
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todayTime = time.strftime('%Y-%m-%d 00:00:00', time.localtime())
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todayUt = int(time.mktime(time.strptime(
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todayTime, "%Y-%m-%d %H:%M:%S")))
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# 1. 备份到临时文件（copy 期间短暂互斥，完成后立即解除）
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try:
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import shutil
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print(f"[{site_name}] 备份 {hot_db} -> {hot_db_tmp} ...")
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mw.writeFile(migrating_flag, "yes")
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time.sleep(0.5)
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shutil.copy(hot_db, hot_db_tmp)
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if not os.path.exists(hot_db_tmp):
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return mw.returnMsg(False, f"{site_name} migrating fail, copy tmp file!")
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except Exception as e:
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return mw.returnMsg(False, f"{site_name} migrating fail: {e}")
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finally:
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if os.path.exists(migrating_flag):
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os.remove(migrating_flag)
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# 2. 从临时备份中迁移热日志数据到历史日志（读 logs_tmp，不阻塞 live 写入）
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try:
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logs_conn = pSqliteDb('web_log', site_name, 'logs_tmp')
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history_logs_conn = pSqliteDb('web_log', site_name, 'history_logs')
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hot_db_columns = logs_conn.originExecute(
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"PRAGMA table_info([web_logs])")
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_columns = [c[1] for c in hot_db_columns if c[1] != "id"]
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columns_str = ",".join(_columns)
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placeholders = ",".join(["?"] * len(_columns))
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logs_sql = f"select {columns_str} from web_logs where time<{todayUt}"
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selector = logs_conn.originExecute(logs_sql)
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# 批量插入配置
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batch_size = 10000
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batch_count = 0
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total_count = 0
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insert_sql = f"insert into web_logs({columns_str}) values({placeholders})"
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while True:
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logs = selector.fetchmany(batch_size)
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if not logs:
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break
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batch_count += 1
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total_count += len(logs)
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# 使用原生 executemany 批量插入
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history_logs_conn.executemany(insert_sql, logs)
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history_logs_conn.commit()
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if batch_count % 10 == 0:
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elapsed = time.time() - start_time
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print(f"[{site_name}] 已迁移 {total_count} 条记录, 耗时 {elapsed:.2f}s")
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print(f"[{site_name}] 共迁移 {total_count} 条记录")
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# 清理历史数据
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gcfg = getGlobalConf()
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save_day = gcfg['global']["save_day"]
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print(f"[{site_name}] 删除 {save_day} 天前的历史数据...")
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time_now = time.localtime()
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save_timestamp = time.mktime((time_now.tm_year, time_now.tm_mon, time_now.tm_mday - save_day, 0, 0, 0, 0, 0, 0))
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delete_sql = f"delete from web_logs where time <= {save_timestamp}"
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history_logs_conn.execute(delete_sql)
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history_logs_conn.commit()
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history_logs_conn.execute("VACUUM;")
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history_logs_conn.commit()
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except Exception as e:
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if os.path.exists(hot_db_tmp):
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os.remove(hot_db_tmp)
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print(f"[{site_name}] logs to history error: {e}")
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return mw.returnMsg(False, f"{site_name} logs migrate error: {e}")
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# 3. 删除已迁移的数据并清理统计（仅 DELETE/VACUUM 期间互斥）
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try:
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mw.writeFile(migrating_flag, "yes")
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time.sleep(0.5)
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hot_db_conn = pSqliteDb('web_logs', site_name)
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# 分批删除热日志
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del_hot_log = f"delete from web_logs where time<{todayUt}"
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print(f"[{site_name}] 删除已迁移的热日志...")
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hot_db_conn.execute(del_hot_log)
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# 删除过期统计数据
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print(f"[{site_name}] 删除180天前的统计数据...")
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save_time_key = time.strftime(
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'%Y%m%d00', time.localtime(time.time() - 180 * 86400))
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del_request_stat_sql = f"delete from request_stat where time<={save_time_key}"
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hot_db_conn.execute(del_request_stat_sql)
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hot_db_conn.execute(f"delete from spider_stat where time<={save_time_key}")
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hot_db_conn.execute(f"delete from client_stat where time<={save_time_key}")
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hot_db_conn.execute(f"delete from referer_stat where time<={save_time_key}")
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hot_db_conn.commit()
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print(f"[{site_name}] 压缩热数据库...")
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hot_db_conn.execute("VACUUM;")
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hot_db_conn.commit()
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except Exception as e:
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print(f"[{site_name}] delete hot logs error: {e}")
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finally:
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if os.path.exists(migrating_flag):
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os.remove(migrating_flag)
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if os.path.exists(hot_db_tmp):
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os.remove(hot_db_tmp)
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elapsed = time.time() - start_time
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print(f"[{site_name}] 日志迁移完成，耗时 {elapsed:.2f}s")
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if not mw.isAppleSystem():
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mw.execShell("chown -R www:www " + getServerDir())
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return mw.returnMsg(True, f"{site_name} logs migrate ok")
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def migrateHotLogs(query_date="today"):
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# 使用文件锁防止并发迁移
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lock_file = getServerDir() + "/logs/migrate_hot_logs.lock"
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lock_fd = None
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try:
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lock_fd = open(lock_file, 'w')
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fcntl.flock(lock_fd.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
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print("开始迁移热日志...")
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sites = mw.M('sites').field('name').order("add_time").select()
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unset_site = {"name": "unset"}
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sites.append(unset_site)
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total_sites = len(sites)
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success_count = 0
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fail_count = 0
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for i, site_info in enumerate(sites):
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site_name = site_info["name"]
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print(f"\n[{i+1}/{total_sites}] 处理站点: {site_name}")
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migrate_res = migrateSiteHotLogs(site_name, query_date)
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if migrate_res["status"]:
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success_count += 1
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else:
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fail_count += 1
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print(f"[{site_name}] 迁移失败: {migrate_res['msg']}")
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print(f"\n迁移完成! 成功: {success_count}, 失败: {fail_count}")
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return mw.returnMsg(True, f"logs migrate ok, success: {success_count}, fail: {fail_count}")
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except BlockingIOError:
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print("正在迁移中，跳过")
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return mw.returnMsg(True, "正在迁移中，跳过")
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except Exception as e:
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print(f"migrateHotLogs error: {e}")
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return mw.returnMsg(False, f"migrateHotLogs error: {e}")
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finally:
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if lock_fd:
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try:
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fcntl.flock(lock_fd.fileno(), fcntl.LOCK_UN)
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lock_fd.close()
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if os.path.exists(lock_file):
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os.remove(lock_file)
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except:
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pass |