wuweihua
119 lines
3.7 KiB
Bash
119 lines
3.7 KiB
Bash
#!/usr/bin/env bash
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# 夜间停机：仅在数据库服务器（或能连库的跳板机）执行
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# 依赖：mysql 客户端
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#
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# export BMS_DB_HOST=127.0.0.1
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# export BMS_DB_PORT=3306
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# export BMS_DB_NAME=bms
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# export BMS_DB_USER=root
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# export BMS_DB_PASS='******'
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# chmod +x 20261113_uuid_to_bigint_run.sh
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# ./20261113_uuid_to_bigint_run.sh
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#
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# CONFIRM=YES ./20261113_uuid_to_bigint_run.sh
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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SQL_FILE="${SQL_FILE:-${SCRIPT_DIR}/20261113_uuid_to_bigint_order_bill.sql}"
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LOG_DIR="${LOG_DIR:-${SCRIPT_DIR}/logs}"
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TS="$(date +%Y%m%d_%H%M%S)"
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LOG_FILE="${LOG_DIR}/uuid_to_bigint_${TS}.log"
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BMS_DB_HOST="${BMS_DB_HOST:-127.0.0.1}"
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BMS_DB_PORT="${BMS_DB_PORT:-3306}"
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BMS_DB_NAME="${BMS_DB_NAME:-bms}"
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BMS_DB_USER="${BMS_DB_USER:-root}"
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if [[ -z "${BMS_DB_PASS:-}" ]]; then
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echo "请先设置环境变量 BMS_DB_PASS（不要把密码写进脚本）"
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exit 1
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fi
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if [[ ! -f "${SQL_FILE}" ]]; then
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echo "找不到 SQL 文件: ${SQL_FILE}"
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exit 1
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fi
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if ! command -v mysql >/dev/null 2>&1; then
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echo "未找到 mysql 客户端，请先安装"
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exit 1
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fi
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mkdir -p "${LOG_DIR}"
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echo "========================================"
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echo " UUID -> bigint 迁移"
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echo " host=${BMS_DB_HOST} port=${BMS_DB_PORT} db=${BMS_DB_NAME} user=${BMS_DB_USER}"
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echo " sql=${SQL_FILE}"
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echo " log=${LOG_FILE}"
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echo "========================================"
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echo
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echo "【必须】先停 Java / BMS，再执行本脚本。"
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echo "执行前请确认："
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echo " 1) Java / BMS 应用与异步 worker 已全部停掉（不要边跑边迁）"
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echo " 2) 已做全库/关键表备份"
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echo " 3) 磅盘空间足够（建议 >= 订单+ext+费用表 2~3 倍）"
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echo " 4) SQL 成功后，再部署 Long 版后端并启动"
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echo
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if [[ "${CONFIRM:-}" != "YES" ]]; then
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read -r -p "已停 Java？输入 YES 开始执行 SQL: " ans
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if [[ "${ans}" != "YES" ]]; then
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echo "已取消（请先停 Java 再来）"
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exit 1
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fi
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else
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echo "CONFIRM=YES：假定你已停 Java，直接开始 SQL..."
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fi
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MYSQL_OPTS=(
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-h "${BMS_DB_HOST}"
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-P "${BMS_DB_PORT}"
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-u "${BMS_DB_USER}"
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"-p${BMS_DB_PASS}"
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--default-character-set=utf8mb4
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--comments
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"${BMS_DB_NAME}"
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)
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echo
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echo "[$(date '+%F %T')] 连接检查..." | tee -a "${LOG_FILE}"
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mysql "${MYSQL_OPTS[@]}" -e "SELECT DATABASE() AS db, NOW() AS now_ts;" | tee -a "${LOG_FILE}"
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echo "[$(date '+%F %T')] 行数预览..." | tee -a "${LOG_FILE}"
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mysql "${MYSQL_OPTS[@]}" -e "
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SELECT 'prc_order_bill' AS tbl, COUNT(*) AS cnt FROM prc_order_bill
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UNION ALL SELECT 'prc_order_bill_ext', COUNT(*) FROM prc_order_bill_ext
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UNION ALL SELECT 'prc_income_bill', COUNT(*) FROM prc_income_bill
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UNION ALL SELECT 'prc_income_bill_fee', COUNT(*) FROM prc_income_bill_fee
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UNION ALL SELECT 'prc_pay_bill', COUNT(*) FROM prc_pay_bill
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UNION ALL SELECT 'prc_pay_bill_fee', COUNT(*) FROM prc_pay_bill_fee;
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" | tee -a "${LOG_FILE}"
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START_TS="$(date +%s)"
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echo "[$(date '+%F %T')] 开始执行迁移 SQL..." | tee -a "${LOG_FILE}"
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set +e
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mysql "${MYSQL_OPTS[@]}" < "${SQL_FILE}" 2>&1 | tee -a "${LOG_FILE}"
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RC=${PIPESTATUS[0]}
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set -e
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END_TS="$(date +%s)"
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ELAPSED=$((END_TS - START_TS))
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if [[ "${RC}" -ne 0 ]]; then
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echo "[$(date '+%F %T')] 失败 exit=${RC} 耗时=${ELAPSED}s，请查日志: ${LOG_FILE}" | tee -a "${LOG_FILE}"
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echo "若已换表中途失败：优先整库备份恢复，不要部署新后端"
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exit "${RC}"
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fi
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echo "[$(date '+%F %T')] 成功耗时=${ELAPSED}s (约 $((ELAPSED/60)) 分钟)" | tee -a "${LOG_FILE}"
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echo
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echo "下一步："
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echo " 1) 抽查日志中校验/抽查结果"
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echo " 2) 部署 Long 版后端并启应用"
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echo " 3) 按 20261113_uuid_to_bigint_runbook.md 做冒烟"
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echo "日志: ${LOG_FILE}"
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