- scripts/backup_full.sh:容器内 mysqldump --single-transaction,gzip 落盘 db/backups/,保留 30 天;凭据 source docker/.env 不硬编码;实测备份成功 - scripts/restore_drill.sh:恢复到临时库 payroll_drill_* 并逐表核对行数 (16 张关键表),默认不 DROP、--drop-exec 才删——绝不覆盖生产库; 实测 16 表全 ✓。规避嵌套 shell 吞反引号(mysqladmin create/drop、 双引号包裹表名) - scripts/health_check.sh:六项检查(容器健康×2/磁盘水位/备份新鲜度/ Redis 探活/24h 登录失败阈值),PASS/WARN/FAIL 报告,退出码供监控; Redis 密码经宿主机 .env 验证(容器内无该环境变量),实测六项全 PASS - docs/备份恢复手册.md:备份/演练/生产恢复七步/定时 schtasks 两则, db/backups/ 已入 .gitignore Co-Authored-By: Claude Code <noreply@anthropic.com>
59 lines
1.9 KiB
Bash
59 lines
1.9 KiB
Bash
#!/usr/bin/env bash
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# 衍水工资系统 —— MySQL 全量备份(⑨ 备份恢复与运维检查)
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#
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# 思路:在跑中的容器内执行 mysqldump,免暴露 3306 端口给宿主机工具,
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# 也避免宿主机装 MySQL 客户端。凭据从 docker/.env 读取(不入脚本、不入版本库)。
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#
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# 用法:在项目根目录执行 bash scripts/backup_full.sh
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# 产物:db/backups/payroll_YYYYMMDD_HHMMSS.sql.gz,保留最近 30 天。
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set -euo pipefail
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ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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cd "$ROOT"
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if [[ -f docker/.env ]]; then
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# shellcheck disable=SC1091
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source docker/.env
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else
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echo "ERROR: docker/.env 不存在(请先创建 docker/.env 并填入 MySQL 凭据)" >&2
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exit 1
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fi
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: "${MYSQL_DATABASE:?docker/.env 缺 MYSQL_DATABASE}"
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: "${MYSQL_ROOT_PASSWORD:?docker/.env 缺 MYSQL_ROOT_PASSWORD}"
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BACKUP_DIR="$ROOT/db/backups"
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mkdir -p "$BACKUP_DIR"
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STAMP="$(date +%Y%m%d_%H%M%S)"
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OUT="$BACKUP_DIR/payroll_${STAMP}.sql.gz"
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# 容器名固定(compose 显式 container_name),与 docker/docker-compose.dev.yml 保持一致
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CONTAINER="ys-mysql-dev"
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if ! docker inspect "$CONTAINER" >/dev/null 2>&1; then
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echo "ERROR: 容器 $CONTAINER 未运行(先 docker compose up -d)" >&2
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exit 1
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fi
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echo "开始备份 $MYSQL_DATABASE → $(basename "$OUT")"
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docker exec "$CONTAINER" sh -c \
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"mysqldump -uroot -p\"\$MYSQL_ROOT_PASSWORD\" --single-transaction --routines --triggers \"$MYSQL_DATABASE\"" \
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| gzip > "$OUT"
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if [[ ! -s "$OUT" ]]; then
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echo "ERROR: 备份文件为空(数据库名或凭据可能不对)" >&2
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rm -f "$OUT"
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exit 1
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fi
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SIZE="$(du -h "$OUT" | cut -f1)"
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echo "备份完成:$(basename "$OUT") ($SIZE)"
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# 保留 30 天
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find "$BACKUP_DIR" -maxdepth 1 -name 'payroll_*.sql.gz' -mtime +30 -print -delete
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echo "已清理 30 天前的旧备份"
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echo ""
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echo "最新备份:"
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ls -lh "$BACKUP_DIR"/*.sql.gz 2>/dev/null | tail -3
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