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vf_react/scripts/rollback-on-server.sh
2025-10-22 11:02:39 +08:00

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#!/bin/bash
###############################################################################
# 服务器端回滚脚本
# 此脚本在服务器上执行,由本地回滚脚本远程调用
###############################################################################
set -e
# 颜色定义
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'
###############################################################################
# 配置变量(通过环境变量传入)
###############################################################################
PRODUCTION_PATH="${PRODUCTION_PATH:-/var/www/valuefrontier.cn}"
BACKUP_DIR="${BACKUP_DIR:-/home/ubuntu/deployments}"
###############################################################################
# 函数:打印带颜色的消息
###############################################################################
log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
log_warning() { echo -e "${YELLOW}[WARNING]${NC} $1"; }
log_error() { echo -e "${RED}[ERROR]${NC} $1"; }
###############################################################################
# 函数:列出可用的备份版本
###############################################################################
list_backups() {
log_info "可用的备份版本:"
echo ""
if [ ! -d "$BACKUP_DIR" ]; then
log_error "备份目录不存在: $BACKUP_DIR"
return 1
fi
cd "$BACKUP_DIR"
# 获取所有备份目录,按时间倒序
local backups=($(find . -maxdepth 1 -type d -name "backup-*" | sort -r))
if [ ${#backups[@]} -eq 0 ]; then
log_warning "没有可用的备份版本"
return 1
fi
local index=1
for backup in "${backups[@]}"; do
local backup_name=$(basename "$backup")
local backup_time=$(echo "$backup_name" | sed 's/backup-//' | sed 's/-/ /')
local is_current=""
# 检查是否是当前版本
if [ -L "$BACKUP_DIR/current" ]; then
local current_link=$(readlink "$BACKUP_DIR/current")
if [ "$current_link" = "$backup" ] || [ "$current_link" = "$BACKUP_DIR/$backup_name" ]; then
is_current=" ${GREEN}[当前版本]${NC}"
fi
fi
echo -e " $index. $backup_name ($backup_time)$is_current"
((index++))
done
echo ""
return 0
}
###############################################################################
# 函数:回滚到指定版本
###############################################################################
rollback_to_version() {
local version_index="${1:-1}"
log_info "开始回滚到版本 #$version_index..."
if [ ! -d "$BACKUP_DIR" ]; then
log_error "备份目录不存在: $BACKUP_DIR"
exit 1
fi
cd "$BACKUP_DIR"
# 获取所有备份目录,按时间倒序
local backups=($(find . -maxdepth 1 -type d -name "backup-*" | sort -r))
if [ ${#backups[@]} -eq 0 ]; then
log_error "没有可用的备份版本"
exit 1
fi
# 检查索引是否有效
if [ "$version_index" -lt 1 ] || [ "$version_index" -gt "${#backups[@]}" ]; then
log_error "无效的版本索引: $version_index (可用范围: 1-${#backups[@]})"
exit 1
fi
# 获取目标备份
local target_index=$((version_index - 1))
local target_backup="${backups[$target_index]}"
local backup_name=$(basename "$target_backup")
log_info "目标版本: $backup_name"
# 检查备份是否存在
if [ ! -d "$target_backup" ]; then
log_error "备份版本不存在: $target_backup"
exit 1
fi
# 清空生产目录
log_info "清空生产目录: $PRODUCTION_PATH"
rm -rf "$PRODUCTION_PATH"/*
# 恢复备份
log_info "恢复备份文件..."
cp -r "$target_backup"/* "$PRODUCTION_PATH/" || {
log_error "恢复备份失败"
exit 1
}
# 设置权限
chmod -R 755 "$PRODUCTION_PATH"
# 更新 current 符号链接
ln -snf "$target_backup" "$BACKUP_DIR/current"
log_success "回滚完成"
echo ""
echo "========================================"
echo " 回滚成功!"
echo "========================================"
echo "目标版本: $backup_name"
echo ""
# 输出结果供本地脚本解析
echo "ROLLBACK_SUCCESS=true"
echo "ROLLBACK_VERSION=$backup_name"
}
###############################################################################
# 主函数
###############################################################################
main() {
local action="${1:-list}"
echo ""
echo "========================================"
echo " 服务器端回滚脚本"
echo "========================================"
echo ""
case "$action" in
list)
list_backups
;;
rollback)
local version_index="${2:-1}"
rollback_to_version "$version_index"
;;
*)
log_error "未知操作: $action"
echo "用法: $0 {list|rollback} [version_index]"
exit 1
;;
esac
}
# 执行主函数
main "$@"