shell清理redis模糊匹配的多个key

#!/bin/bash# 定义Redis服务器地址和端口
REDIS_HOST="localhost"
REDIS_PORT=6380# 获取匹配键的数量
function get_matching_keys() {local key_pattern="$1"redis-cli -h $REDIS_HOST -p $REDIS_PORT -n 0 KEYS "$key_pattern"
}# 删除匹配的键
function delete_matching_keys() {local key_pattern="$1"local keys=$(get_matching_keys "$key_pattern")local keys_count=$(echo "$keys" | wc -l)if [ "$keys_count" -eq 0 ]; thenecho "没有找到匹配的键: $key_pattern"returnfi# 统计待删除的总键数total_keys_to_delete=$((total_keys_to_delete + keys_count))keys_to_delete+="$keys "
}# 定义匹配键的模式列表
KEY_PATTERNS=("saas_kline.*" "saas_depth.*" "saas_trade.*" "saas_ticker.*" "saas_depth20.*" "saas_mark_price.*")# 初始化待删除键统计
total_keys_to_delete=0
keys_to_delete=""# 逐个处理每个匹配模式
for pattern in "${KEY_PATTERNS[@]}"; dodelete_matching_keys "$pattern"
done# 显示所有匹配的键和键的数量echo "$keys_to_delete"
echo "找到 $total_keys_to_delete 个匹配的键:"# 等待用户确认
echo -n "你确定要删除以上键吗？(y/n): "
read -r confirm_deleteif [ "$confirm_delete" == "y" ]; then# 最终删除所有匹配的键for key in $keys_to_delete; doredis-cli -h $REDIS_HOST -p $REDIS_PORT -n 0 DEL "$key" > /dev/nullecho "正在删除 $key"doneecho "已删除 $total_keys_to_delete 个键"
elseecho "操作已取消"
fi