🐎 加入缓存

bootstrap/cache.go

@@ -0,0 +1,15 @@
+package bootstrap
+
+import (
+	"github.com/Xhofe/alist/conf"
+	"github.com/patrickmn/go-cache"
+	log "github.com/sirupsen/logrus"
+	"time"
+)
+
+func InitCache() {
+	if conf.Conf.Cache.Enable {
+		log.Infof("初始化缓存...")
+		conf.Cache=cache.New(time.Duration(conf.Conf.Cache.Expiration)*time.Minute,time.Duration(conf.Conf.Cache.CleanupInterval)*time.Minute)
+	}
+}

bootstrap/cmd.go

@@ -48,6 +48,7 @@ func start() {
 		log.Errorf("初始化阿里云盘出现错误,启动失败.")
 		return
 	}
+	InitCache()
 	InitCron()
 	server()
 }

conf.yml.example

@@ -1,15 +1,22 @@
 info:
-  title: AList
-  site_url: http://localhost
-  logo:
+  title: AList #标题
+  site_url: http://localhost:5277 #前端地址
+  backend_url: http://localhost:5244 #后端地址
+  logo: "" #网站logo 如果填写,则会替换掉默认的
+  footer_text: Xhofe's Blog #网页底部文字
+  footer_url: https://www.nn.ci #网页底部文字链接
+  music_img: https://img.oez.cc/2020/12/19/0f8b57866bdb5.gif #预览音乐文件时的图片
 server:
-  port: "5244"
-  search: true
-  static: dist
+  port: "5244" #程序监听端口
+  search: true #是否开启搜索接口,开启搜索之后密码和根目录都会失效,所以前端暂时不做搜索
+  static: dist #前端文件目录
+cache:
+  cache: true #是否开启缓存
+  expiration: 5 #缓存失效时间(单位:分钟)
+  cleanup_interval: 10 #清理失效缓存间隔
+  refresh_password: password #手动清理缓存密码
 ali_drive:
-  api_url: https://api.aliyundrive.com/v2
-  root_folder: root
-  token:
-  access_token:
+  api_url: https://api.aliyundrive.com/v2 #阿里云盘api,无需修改
+  root_folder: root #根目录
   refresh_token: need
-  max_files_count: 3000
+  max_files_count: 3000

conf/config.go

@@ -15,6 +15,12 @@ type Config struct {
 		Search			bool		`yaml:"search" json:"search"`//允许搜索
 		Static			string		`yaml:"static"`
 	}	`yaml:"server"`
+	Cache struct{
+		Enable			bool		`yaml:"cache"`
+		Expiration		int			`yaml:"expiration"`
+		CleanupInterval	int			`yaml:"cleanup_interval"`
+		RefreshPassword	string		`yaml:"refresh_password"`
+	}
 	AliDrive struct{
 		ApiUrl			string		`yaml:"api_url"`//阿里云盘api
 		RootFolder		string		`yaml:"root_folder"`//根目录id

conf/const.go

@@ -1,6 +1,7 @@
 package conf
 
 import (
+	"github.com/patrickmn/go-cache"
 	"net/http"
 )
 
@@ -10,6 +11,8 @@ var(
 	Con string
 	Client *http.Client
 	Authorization string
+
+	Cache *cache.Cache
 )
 
 var Conf = new(Config)

go.mod

@@ -11,6 +11,7 @@ require (
 	github.com/leodido/go-urn v1.2.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/robfig/cron/v3 v3.0.0
 	github.com/sirupsen/logrus v1.7.0
 	github.com/ugorji/go v1.2.2 // indirect

go.sum

@@ -66,6 +66,9 @@ github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 h1:Esafd1046DLD
 github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
 github.com/modern-go/reflect2 v1.0.1 h1:9f412s+6RmYXLWZSEzVVgPGK7C2PphHj5RJrvfx9AWI=
 github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/patrickmn/go-cache v1.0.0 h1:3gD5McaYs9CxjyK5AXGcq8gdeCARtd/9gJDUvVeaZ0Y=
+github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
+github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/robfig/cron/v3 v3.0.0 h1:kQ6Cb7aHOHTSzNVNEhmp8EcWKLb4CbiMW9h9VyIhO4E=

server/common.go → server/controllers/common.go

@@ -1,4 +1,4 @@
-package server
+package controllers
 
 import "github.com/gin-gonic/gin"
 
@@ -19,4 +19,4 @@ func dataResponse(data interface{}) gin.H {
 		},
 		"data":data,
 	}
-}
+}

server/controllers/get.go

@@ -0,0 +1,70 @@
+package controllers
+
+import (
+	"fmt"
+	"github.com/Xhofe/alist/alidrive"
+	"github.com/Xhofe/alist/conf"
+	"github.com/gin-gonic/gin"
+	"github.com/patrickmn/go-cache"
+	log "github.com/sirupsen/logrus"
+	"strings"
+)
+
+func Get(c *gin.Context) {
+	var get alidrive.GetReq
+	if err := c.ShouldBindJSON(&get); err != nil {
+		c.JSON(200,metaResponse(400,"Bad Request"))
+		return
+	}
+	log.Debugf("get:%v",get)
+	// cache
+	cacheKey:=fmt.Sprintf("%s-%s","g",get.FileId)
+	if conf.Conf.Cache.Enable {
+		file,exist:=conf.Cache.Get(cacheKey)
+		if exist {
+			log.Debugf("使用了缓存:%s",cacheKey)
+			c.JSON(200,dataResponse(file))
+			return
+		}
+	}
+	file,err:=alidrive.GetFile(get.FileId)
+	if err !=nil {
+		c.JSON(200,metaResponse(500,err.Error()))
+		return
+	}
+	paths,err:=alidrive.GetPaths(get.FileId)
+	if err!=nil {
+		c.JSON(200,metaResponse(500,err.Error()))
+		return
+	}
+	file.Paths=*paths
+	if conf.Conf.Cache.Enable {
+		conf.Cache.Set(cacheKey,file,cache.DefaultExpiration)
+	}
+	c.JSON(200,dataResponse(file))
+}
+
+func Down(c *gin.Context) {
+	fileIdParam:=c.Param("file_id")
+	log.Debugf("down:%s",fileIdParam)
+	fileId:=strings.Split(fileIdParam,"/")[1]
+	cacheKey:=fmt.Sprintf("%s-%s","d",fileId)
+	if conf.Conf.Cache.Enable {
+		downloadUrl,exist:=conf.Cache.Get(cacheKey)
+		if exist {
+			log.Debugf("使用了缓存:%s",cacheKey)
+			c.Redirect(301,downloadUrl.(string))
+			return
+		}
+	}
+	file,err:=alidrive.GetFile(fileId)
+	if err != nil {
+		c.JSON(200, metaResponse(500,err.Error()))
+		return
+	}
+	if conf.Conf.Cache.Enable {
+		conf.Cache.Set(cacheKey,file.DownloadUrl,cache.DefaultExpiration)
+	}
+	c.Redirect(301,file.DownloadUrl)
+	return
+}

server/controllers/list.go

@@ -0,0 +1,68 @@
+package controllers
+
+import (
+	"fmt"
+	"github.com/Xhofe/alist/alidrive"
+	"github.com/Xhofe/alist/conf"
+	"github.com/gin-gonic/gin"
+	"github.com/patrickmn/go-cache"
+	log "github.com/sirupsen/logrus"
+)
+
+func List(c *gin.Context) {
+	var list ListReq
+	if err := c.ShouldBindJSON(&list);err!=nil {
+		c.JSON(200, metaResponse(400,"Bad Request"))
+		return
+	}
+	log.Debugf("list:%v",list)
+	// cache
+	cacheKey:=fmt.Sprintf("%s-%s-%s","l",list.ParentFileId,list.Password)
+	if conf.Conf.Cache.Enable {
+		files,exist:=conf.Cache.Get(cacheKey)
+		if exist {
+			log.Debugf("使用了缓存:%s",cacheKey)
+			c.JSON(200, dataResponse(files))
+			return
+		}
+	}
+	var (
+		files *alidrive.Files
+		err error
+	)
+	if list.Limit == 0 {
+		list.Limit=50
+	}
+	if conf.Conf.AliDrive.MaxFilesCount!=0 {
+		list.Limit=conf.Conf.AliDrive.MaxFilesCount
+	}
+	if list.ParentFileId == "root" {
+		files,err=alidrive.GetRoot(list.Limit,list.Marker,list.OrderBy,list.OrderDirection)
+	}else {
+		files,err=alidrive.GetList(list.ParentFileId,list.Limit,list.Marker,list.OrderBy,list.OrderDirection)
+	}
+	if err!=nil {
+		c.JSON(200, metaResponse(500,err.Error()))
+		return
+	}
+	password:=alidrive.HasPassword(files)
+	if password!="" && password!=list.Password {
+		if list.Password=="" {
+			c.JSON(200, metaResponse(401,"need password."))
+			return
+		}
+		c.JSON(200, metaResponse(401,"wrong password."))
+		return
+	}
+	paths,err:=alidrive.GetPaths(list.ParentFileId)
+	if err!=nil {
+		c.JSON(200, metaResponse(500,err.Error()))
+		return
+	}
+	files.Paths=*paths
+	files.Readme=alidrive.HasReadme(files)
+	if conf.Conf.Cache.Enable {
+		conf.Cache.Set(cacheKey,files,cache.DefaultExpiration)
+	}
+	c.JSON(200, dataResponse(files))
+}

server/req_bean.go → server/controllers/req_bean.go

@@ -1,4 +1,4 @@
-package server
+package controllers
 
 import "github.com/Xhofe/alist/alidrive"