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// Copyright 2019, Chef. All rights reserved.
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// https://github.com/q191201771/lal
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//
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// Use of this source code is governed by a MIT-style license
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// that can be found in the License file.
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//
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// Author: Chef (191201771@qq.com)
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package logic
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import "github.com/q191201771/lal/pkg/base"
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type ILalServer interface {
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RunLoop() error
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Dispose()
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// StatLalInfo StatXxx... CtrlXxx...
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// 一些获取状态、发送控制命令的API
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// 目的是方便业务方在不修改logic包内代码的前提下，在外层实现一些特定逻辑的定制化开发
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//
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StatLalInfo() base.LalInfo
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StatAllGroup() (sgs []base.StatGroup)
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StatGroup(streamName string) *base.StatGroup
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CtrlStartPull(info base.ApiCtrlStartPullReq)
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CtrlKickOutSession(info base.ApiCtrlKickOutSession) base.HttpResponseBasic
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}
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// NewLalServer 创建一个lal server
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//
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// @param confFile 配置文件地址
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//
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// @param modOption
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// 可变参数，如果不关心，可以不填
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// 目的是方便业务方在不修改logic包内代码的前提下，在外层实现一些特定逻辑的定制化开发
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// Option struct中可修改的参数说明：
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// - notifyHandler 事件监听
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// 业务方可实现 INotifyHandler 接口并传入从而获取到对应的事件通知
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// 注意，如果业务方实现了自己的事件监听，则lal server内部不再走http notify的逻辑
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// 如果不填写，内部默认走http notify的逻辑（当然，还需要在配置文件中开启http notify功能）
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//
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func NewLalServer(confFile string, modOption ...ModOption) ILalServer {
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return NewServerManager(confFile, modOption...)
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}
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// ---------------------------------------------------------------------------------------------------------------------
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// INotifyHandler 事件通知接口
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//
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type INotifyHandler interface {
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OnServerStart(info base.LalInfo)
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OnUpdate(info base.UpdateInfo)
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OnPubStart(info base.PubStartInfo)
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OnPubStop(info base.PubStopInfo)
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OnSubStart(info base.SubStartInfo)
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OnSubStop(info base.SubStopInfo)
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OnRtmpConnect(info base.RtmpConnectInfo)
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}
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type Option struct {
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notifyHandler INotifyHandler
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}
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var defaultOption = Option{
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notifyHandler: nil, // 注意，为nil时，内部会赋值为 HttpNotify
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}
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type ModOption func(option *Option)
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// ---------------------------------------------------------------------------------------------------------------------
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// 一些没有放入配置文件中，包级别的配置，暂时没有对外暴露
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//
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var (
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relayPushTimeoutMs = 5000
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relayPushWriteAvTimeoutMs = 5000
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relayPullTimeoutMs = 5000
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relayPullReadAvTimeoutMs = 5000
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calcSessionStatIntervalSec uint32 = 5
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// checkSessionAliveIntervalSec
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//
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// - 对于输入型session，检查一定时间内，是否没有收到数据
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// - 对于输出型session，检查一定时间内，是否没有发送数据
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// 注意，这里既检查socket发送阻塞，又检查上层没有给session喂数据
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//
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checkSessionAliveIntervalSec uint32 = 10
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)
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