143 lines
3.5 KiB
Go
143 lines
3.5 KiB
Go
package api
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import (
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"crypto/md5"
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"encoding/hex"
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"io/ioutil"
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"net/http"
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"os"
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"path/filepath"
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"github.com/gin-gonic/gin"
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)
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// 内存存储
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var memoryStorage = make(map[string][]byte)
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// MapSetHandler 处理 /map/set/*key 请求
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func MapSetHandler(c *gin.Context) {
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key := c.Param("key")
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if key == "" || key == "/" {
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c.JSON(http.StatusBadRequest, gin.H{"message": "failed", "error": "Key is required"})
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return
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}
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key = key[1:] // 移除开头的"/"
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// 获取disk参数
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diskParam := c.DefaultQuery("disk", "0")
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// 读取请求体数据
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data, err := ioutil.ReadAll(c.Request.Body)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"message": "failed", "error": "Failed to read request body"})
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return
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}
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if diskParam == "1" {
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// 保存到文件系统
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cachePath := filepath.Join(staticPath, ".miaodir_cache")
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// 确保缓存目录存在
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if err := os.MkdirAll(cachePath, os.ModePerm); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"message": "failed", "error": "Failed to create cache directory"})
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return
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}
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// 生成文件名
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hasher := md5.New()
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hasher.Write([]byte(key))
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filename := hex.EncodeToString(hasher.Sum(nil))
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// 写入文件
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filePath := filepath.Join(cachePath, filename)
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if err := ioutil.WriteFile(filePath, data, 0644); err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{"message": "failed", "error": "Failed to write file"})
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return
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}
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} else {
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// 保存到内存
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memoryStorage[key] = data
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}
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c.JSON(http.StatusOK, gin.H{"message": "success"})
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}
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// MapGetHandler 处理 /map/get/*key 请求
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func MapGetHandler(c *gin.Context) {
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key := c.Param("key")
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if key == "" || key == "/" {
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c.JSON(http.StatusBadRequest, gin.H{"message": "failed", "error": "Key is required"})
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return
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}
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key = key[1:] // 移除开头的"/"
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// 获取disk参数
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diskParam := c.DefaultQuery("disk", "0")
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var data []byte
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var err error
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if diskParam == "1" {
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// 从文件系统获取
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cachePath := filepath.Join(staticPath, ".miaodir_cache")
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// 生成文件名
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hasher := md5.New()
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hasher.Write([]byte(key))
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filename := hex.EncodeToString(hasher.Sum(nil))
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// 读取文件
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filePath := filepath.Join(cachePath, filename)
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data, err = ioutil.ReadFile(filePath)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"message": "failed", "error": "Key not found"})
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return
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}
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} else {
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// 从内存获取
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var exists bool
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data, exists = memoryStorage[key]
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if !exists {
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c.JSON(http.StatusNotFound, gin.H{"message": "failed", "error": "Key not found"})
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return
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}
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}
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c.Data(http.StatusOK, "application/octet-stream", data)
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}
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// MapDeleteHandler 处理 /map/delete/*key 请求
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func MapDeleteHandler(c *gin.Context) {
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key := c.Param("key")
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if key == "" || key == "/" {
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c.JSON(http.StatusBadRequest, gin.H{"message": "failed", "error": "Key is required"})
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return
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}
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key = key[1:] // 移除开头的"/"
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// 获取disk参数
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diskParam := c.DefaultQuery("disk", "0")
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if diskParam == "1" {
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// 从文件系统删除
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cachePath := filepath.Join(staticPath, ".miaodir_cache")
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// 生成文件名
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hasher := md5.New()
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hasher.Write([]byte(key))
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filename := hex.EncodeToString(hasher.Sum(nil))
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// 删除文件
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filePath := filepath.Join(cachePath, filename)
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if err := os.Remove(filePath); err != nil && !os.IsNotExist(err) {
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c.JSON(http.StatusInternalServerError, gin.H{"message": "failed", "error": "Failed to delete file"})
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return
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}
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} else {
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// 从内存删除
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delete(memoryStorage, key)
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}
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c.JSON(http.StatusOK, gin.H{"message": "success"})
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}
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