Feat: RWMutex / reload for aira2

This commit is contained in:
HFO4
2020-02-25 14:02:14 +08:00
parent 48659f6952
commit c1d2b933aa
11 changed files with 72 additions and 38 deletions

View File

@@ -7,18 +7,22 @@ import (
"github.com/HFO4/cloudreve/pkg/serializer"
"github.com/HFO4/cloudreve/pkg/util"
"net/url"
"sync"
)
// Instance 默认使用的Aria2处理实例
var Instance Aria2 = &DummyAria2{}
// Lock Instance的读写锁
var Lock sync.RWMutex
// EventNotifier 任务状态更新通知处理器
var EventNotifier = &Notifier{}
// Aria2 离线下载处理接口
type Aria2 interface {
// CreateTask 创建新的任务
CreateTask(task *model.Download, options []interface{}) error
CreateTask(task *model.Download, options map[string]interface{}) error
// 返回状态信息
Status(task *model.Download) (rpc.StatusInfo, error)
// 取消任务
@@ -63,7 +67,7 @@ type DummyAria2 struct {
}
// CreateTask 创建新任务,此处直接返回未开启错误
func (instance *DummyAria2) CreateTask(model *model.Download, options []interface{}) error {
func (instance *DummyAria2) CreateTask(model *model.Download, options map[string]interface{}) error {
return ErrNotEnabled
}
@@ -83,7 +87,16 @@ func (instance *DummyAria2) Select(task *model.Download, files []int) error {
}
// Init 初始化
func Init() {
func Init(isReload bool) {
Lock.Lock()
defer Lock.Unlock()
// 关闭上个初始连接
if previousClient, ok := Instance.(*RPCService); ok {
util.Log().Debug("关闭上个 aria2 连接")
previousClient.caller.Close()
}
options := model.GetSettingByNames("aria2_rpcurl", "aria2_token", "aria2_options")
timeout := model.GetIntSetting("aria2_call_timeout", 5)
if options["aria2_rpcurl"] == "" {
@@ -93,9 +106,6 @@ func Init() {
util.Log().Info("初始化 aria2 RPC 服务[%s]", options["aria2_rpcurl"])
client := &RPCService{}
if previousClient, ok := Instance.(*RPCService); ok {
client = previousClient
}
// 解析RPC服务地址
server, err := url.Parse(options["aria2_rpcurl"])
@@ -107,7 +117,7 @@ func Init() {
server.Path = "/jsonrpc"
// 加载自定义下载配置
var globalOptions []interface{}
var globalOptions map[string]interface{}
err = json.Unmarshal([]byte(options["aria2_options"]), &globalOptions)
if err != nil {
util.Log().Warning("无法解析 aria2 全局配置,%s", err)
@@ -123,13 +133,16 @@ func Init() {
Instance = client
// 从数据库中读取未完成任务,创建监控
unfinished := model.GetDownloadsByStatus(Ready, Paused, Downloading)
if !isReload {
// 从数据库中读取未完成任务,创建监控
unfinished := model.GetDownloadsByStatus(Ready, Paused, Downloading)
for i := 0; i < len(unfinished); i++ {
// 创建任务监控
NewMonitor(&unfinished[i])
for i := 0; i < len(unfinished); i++ {
// 创建任务监控
NewMonitor(&unfinished[i])
}
}
}
// getStatus 将给定的状态字符串转换为状态标识数字