157 lines
5.4 KiB
Bash
157 lines
5.4 KiB
Bash
#!/bin/bash
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# Gitea备份脚本
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# 作者：AI助手
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# 日期：2025-03-13
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set -e
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echo "===== Gitea备份脚本 ====="
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# 设置变量
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BACKUP_DIR="/opt/gitea-backups"
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GITEA_DIR="/opt/gitea"
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MYSQL_CONTAINER="mysql" # 默认MySQL容器名
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MYSQL_USER="gitea"
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MYSQL_PASSWORD="gitea_password"
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MYSQL_DATABASE="gitea"
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DATE=$(date +%Y%m%d-%H%M%S)
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KEEP_DAYS=7
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DOMAIN="gitea.mzh.one"
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# 检查Nginx容器
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NGINX_CONTAINER=$(docker ps | grep nginx | head -1 | awk '{print $1}')
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if [ -z "$NGINX_CONTAINER" ]; then
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echo "警告: Nginx容器未找到，无法备份Nginx配置" 1>&2
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else
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NGINX_CONTAINER_NAME=$(docker inspect --format='{{.Name}}' $NGINX_CONTAINER | sed 's/\///')
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echo "找到Nginx容器: $NGINX_CONTAINER_NAME"
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# 检查Nginx容器的挂载点
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SSL_MOUNT=$(docker inspect -f '{{range .Mounts}}{{if eq .Destination "/ssl"}}{{.Source}}{{end}}{{end}}' $NGINX_CONTAINER)
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CONF_MOUNT=$(docker inspect -f '{{range .Mounts}}{{if eq .Destination "/etc/nginx/conf.d"}}{{.Source}}{{end}}{{end}}' $NGINX_CONTAINER)
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if [ -z "$SSL_MOUNT" ]; then
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echo "警告: 未找到Nginx容器的SSL挂载点，将使用默认路径"
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SSL_MOUNT="/opt/dnmp/services/nginx/ssl"
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else
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echo "找到Nginx SSL挂载点: $SSL_MOUNT"
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fi
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if [ -z "$CONF_MOUNT" ]; then
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echo "警告: 未找到Nginx容器的配置挂载点，将使用默认路径"
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CONF_MOUNT="/opt/dnmp/services/nginx/conf.d"
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else
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echo "找到Nginx配置挂载点: $CONF_MOUNT"
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fi
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fi
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NGINX_CONF_DIR="${CONF_MOUNT:-/opt/dnmp/services/nginx/conf.d}"
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SSL_DIR="${SSL_MOUNT:-/opt/dnmp/services/nginx/ssl}/$DOMAIN"
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# 自动检测MySQL容器
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AUTO_DETECT_MYSQL=$(docker ps | grep -E 'mysql|mariadb' | head -1 | awk '{print $1}')
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if [ ! -z "$AUTO_DETECT_MYSQL" ]; then
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DETECTED_MYSQL_NAME=$(docker inspect --format='{{.Name}}' $AUTO_DETECT_MYSQL | sed 's/\///')
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MYSQL_CONTAINER=$DETECTED_MYSQL_NAME
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echo "自动检测到MySQL容器: $MYSQL_CONTAINER"
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fi
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# 检查参数
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while getopts "d:g:m:u:p:k:" opt; do
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case $opt in
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d) BACKUP_DIR="$OPTARG" ;;
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g) GITEA_DIR="$OPTARG" ;;
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m) MYSQL_CONTAINER="$OPTARG" ;;
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u) MYSQL_USER="$OPTARG" ;;
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p) MYSQL_PASSWORD="$OPTARG" ;;
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k) KEEP_DAYS="$OPTARG" ;;
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\?) echo "无效的选项: -$OPTARG" >&2; exit 1 ;;
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esac
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done
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# 显示配置信息
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echo "备份配置:"
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echo " 备份目录: $BACKUP_DIR"
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echo " Gitea目录: $GITEA_DIR"
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echo " MySQL容器: $MYSQL_CONTAINER"
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echo " 保留天数: $KEEP_DAYS"
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echo " 域名: $DOMAIN"
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echo " Nginx配置目录: $NGINX_CONF_DIR"
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echo " SSL证书目录: $SSL_DIR"
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# 创建备份目录
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mkdir -p "$BACKUP_DIR"
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# 备份Gitea数据
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echo "备份Gitea数据..."
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if [ -d "$GITEA_DIR/data/gitea" ]; then
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tar -czf "$BACKUP_DIR/gitea-data-$DATE.tar.gz" -C "$GITEA_DIR" data/gitea
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echo "Gitea数据备份完成: $BACKUP_DIR/gitea-data-$DATE.tar.gz"
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else
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echo "警告: Gitea数据目录不存在: $GITEA_DIR/data/gitea"
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fi
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# 备份MySQL数据库
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echo "备份MySQL数据库..."
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if docker ps | grep -q "$MYSQL_CONTAINER"; then
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docker exec "$MYSQL_CONTAINER" mysqldump -u "$MYSQL_USER" -p"$MYSQL_PASSWORD" "$MYSQL_DATABASE" > "$BACKUP_DIR/gitea-db-$DATE.sql"
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echo "MySQL数据库备份完成: $BACKUP_DIR/gitea-db-$DATE.sql"
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else
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echo "警告: MySQL容器不存在或未运行: $MYSQL_CONTAINER"
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fi
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# 备份Nginx配置和SSL证书
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echo "备份Nginx配置和SSL证书..."
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if [ -f "$NGINX_CONF_DIR/$DOMAIN.conf" ]; then
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mkdir -p "$BACKUP_DIR/nginx-$DATE/conf.d"
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cp "$NGINX_CONF_DIR/$DOMAIN.conf" "$BACKUP_DIR/nginx-$DATE/conf.d/"
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echo "Nginx配置备份完成: $BACKUP_DIR/nginx-$DATE/conf.d/$DOMAIN.conf"
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fi
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if [ -d "$SSL_DIR" ]; then
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mkdir -p "$BACKUP_DIR/nginx-$DATE/ssl"
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cp -r "$SSL_DIR" "$BACKUP_DIR/nginx-$DATE/ssl/"
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echo "SSL证书备份完成: $BACKUP_DIR/nginx-$DATE/ssl/$DOMAIN"
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fi
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# 压缩Nginx备份
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if [ -d "$BACKUP_DIR/nginx-$DATE" ]; then
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tar -czf "$BACKUP_DIR/nginx-$DATE.tar.gz" -C "$BACKUP_DIR" "nginx-$DATE"
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rm -rf "$BACKUP_DIR/nginx-$DATE"
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echo "Nginx备份已压缩: $BACKUP_DIR/nginx-$DATE.tar.gz"
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fi
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# 压缩数据库备份
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if [ -f "$BACKUP_DIR/gitea-db-$DATE.sql" ]; then
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gzip "$BACKUP_DIR/gitea-db-$DATE.sql"
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echo "MySQL数据库备份已压缩: $BACKUP_DIR/gitea-db-$DATE.sql.gz"
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fi
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# 删除旧备份
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echo "删除$KEEP_DAYS天前的备份..."
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find "$BACKUP_DIR" -name "gitea-data-*.tar.gz" -mtime +$KEEP_DAYS -delete
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find "$BACKUP_DIR" -name "gitea-db-*.sql.gz" -mtime +$KEEP_DAYS -delete
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find "$BACKUP_DIR" -name "nginx-*.tar.gz" -mtime +$KEEP_DAYS -delete
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echo "===== 备份完成 ====="
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echo "备份文件保存在: $BACKUP_DIR"
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# 显示备份统计信息
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echo "备份统计:"
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echo " 数据备份数量: $(find "$BACKUP_DIR" -name "gitea-data-*.tar.gz" | wc -l)"
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echo " 数据库备份数量: $(find "$BACKUP_DIR" -name "gitea-db-*.sql.gz" | wc -l)"
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echo " Nginx备份数量: $(find "$BACKUP_DIR" -name "nginx-*.tar.gz" | wc -l)"
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echo " 总备份大小: $(du -sh "$BACKUP_DIR" | cut -f1)"
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# 使用说明
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echo ""
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echo "使用说明:"
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echo " 1. 手动运行备份: ./backup.sh"
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echo " 2. 自定义备份目录: ./backup.sh -d /path/to/backup"
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echo " 3. 自定义Gitea目录: ./backup.sh -g /path/to/gitea"
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echo " 4. 自定义MySQL容器: ./backup.sh -m container_name"
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echo " 5. 自定义保留天数: ./backup.sh -k 14"
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echo ""
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echo "添加到crontab定时运行:"
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echo " 0 2 * * * /opt/gitea/backup.sh > /var/log/gitea-backup.log 2>&1" |