mirror of
https://github.com/Monibuca/v5.git
synced 2025-09-27 04:06:05 +08:00
429 lines
11 KiB
Go
429 lines
11 KiB
Go
package m7s
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import (
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"context"
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"fmt"
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"net"
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"net/url"
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"path/filepath"
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"strings"
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"time"
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"github.com/mcuadros/go-defaults"
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"google.golang.org/protobuf/types/known/durationpb"
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"google.golang.org/protobuf/types/known/emptypb"
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"google.golang.org/protobuf/types/known/timestamppb"
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"gorm.io/gorm"
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"m7s.live/v5/pb"
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"m7s.live/v5/pkg"
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"m7s.live/v5/pkg/config"
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"m7s.live/v5/pkg/task"
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"m7s.live/v5/pkg/util"
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)
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const (
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PullProxyStatusOffline byte = iota
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PullProxyStatusOnline
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PullProxyStatusPulling
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PullProxyStatusDisabled
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)
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type (
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IPullProxy interface {
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task.ITask
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GetBase() *BasePullProxy
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GetStreamPath() string
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GetConfig() *PullProxyConfig
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ChangeStatus(status byte)
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Pull()
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GetKey() uint
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}
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PullProxyConfig struct {
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ID uint `gorm:"primarykey"`
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CreatedAt, UpdatedAt time.Time `yaml:"-"`
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DeletedAt gorm.DeletedAt `yaml:"-"`
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Name string
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StreamPath string
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PullOnStart, Audio, StopOnIdle bool
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config.Pull `gorm:"embedded;embeddedPrefix:pull_"`
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config.Record `gorm:"embedded;embeddedPrefix:record_"`
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ParentID uint
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Type string
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Status byte
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Description string
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RTT time.Duration
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}
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PullProxyFactory = func() IPullProxy
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PullProxyManager struct {
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task.Manager[uint, IPullProxy]
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}
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BasePullProxy struct {
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*PullProxyConfig
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Plugin *Plugin
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}
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HTTPPullProxy struct {
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TCPPullProxy
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}
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TCPPullProxy struct {
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task.AsyncTickTask
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BasePullProxy
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TCPAddr *net.TCPAddr
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URL *url.URL
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}
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)
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func (b *BasePullProxy) GetBase() *BasePullProxy {
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return b
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}
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func NewHTTPPullPorxy() IPullProxy {
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return &HTTPPullProxy{}
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}
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func (d *PullProxyConfig) GetKey() uint {
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return d.ID
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}
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func (d *PullProxyConfig) GetConfig() *PullProxyConfig {
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return d
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}
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func (d *PullProxyConfig) GetStreamPath() string {
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if d.StreamPath == "" {
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return fmt.Sprintf("pull/%s/%d", d.Type, d.ID)
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}
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return d.StreamPath
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}
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func (d *BasePullProxy) ChangeStatus(status byte) {
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if d.Status == status {
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return
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}
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from := d.Status
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d.Plugin.Info("device status changed", "from", from, "to", status)
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d.Status = status
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if d.Plugin.Server.DB != nil {
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d.Plugin.Server.DB.Omit("deleted_at").Save(d.PullProxyConfig)
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}
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switch status {
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case PullProxyStatusOnline:
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if d.PullOnStart && from == PullProxyStatusOffline {
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d.Pull()
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}
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}
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}
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func (d *BasePullProxy) Dispose() {
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d.ChangeStatus(PullProxyStatusOffline)
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if stream, ok := d.Plugin.Server.Streams.SafeGet(d.GetStreamPath()); ok {
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stream.Stop(task.ErrStopByUser)
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}
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}
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func (d *PullProxyConfig) InitializeWithServer(s *Server) {
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if d.Type == "" {
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u, err := url.Parse(d.URL)
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if err != nil {
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s.Error("parse pull url failed", "error", err)
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return
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}
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switch u.Scheme {
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case "srt", "rtsp", "rtmp":
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d.Type = u.Scheme
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default:
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ext := filepath.Ext(u.Path)
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switch ext {
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case ".m3u8":
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d.Type = "hls"
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case ".flv":
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d.Type = "flv"
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case ".mp4":
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d.Type = "mp4"
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}
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}
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}
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}
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func (d *BasePullProxy) Pull() {
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var pubConf = d.Plugin.config.Publish
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pubConf.PubAudio = d.Audio
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pubConf.DelayCloseTimeout = util.Conditional(d.StopOnIdle, time.Second*5, 0)
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d.Plugin.handler.Pull(d.GetStreamPath(), d.PullProxyConfig.Pull, &pubConf)
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}
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func (d *HTTPPullProxy) Start() (err error) {
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d.URL, err = url.Parse(d.PullProxyConfig.URL)
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if err != nil {
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return
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}
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if ips, err := net.LookupIP(d.URL.Hostname()); err != nil {
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return err
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} else if len(ips) == 0 {
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return fmt.Errorf("no IP found for host: %s", d.URL.Hostname())
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} else {
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d.TCPAddr, err = net.ResolveTCPAddr("tcp", net.JoinHostPort(ips[0].String(), d.URL.Port()))
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if err != nil {
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return err
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}
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if d.TCPAddr.Port == 0 {
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if d.URL.Scheme == "https" || d.URL.Scheme == "wss" {
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d.TCPAddr.Port = 443
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} else {
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d.TCPAddr.Port = 80
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}
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}
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}
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return d.TCPPullProxy.Start()
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}
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func (d *TCPPullProxy) GetTickInterval() time.Duration {
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return time.Second * 10
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}
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func (d *TCPPullProxy) Tick(any) {
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switch d.Status {
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case PullProxyStatusOffline:
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startTime := time.Now()
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conn, err := net.DialTCP("tcp", nil, d.TCPAddr)
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if err != nil {
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d.ChangeStatus(PullProxyStatusOffline)
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return
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}
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conn.Close()
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d.RTT = time.Since(startTime)
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d.ChangeStatus(PullProxyStatusOnline)
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}
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}
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func (p *Publisher) processPullProxyOnStart() {
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s := p.Plugin.Server
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if pullProxy, ok := s.PullProxies.Find(func(pullProxy IPullProxy) bool {
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return pullProxy.GetStreamPath() == p.StreamPath
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}); ok {
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p.PullProxyConfig = pullProxy.GetConfig()
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if p.PullProxyConfig.Status == PullProxyStatusOnline {
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pullProxy.ChangeStatus(PullProxyStatusPulling)
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if mp4Plugin, ok := s.Plugins.Get("MP4"); ok && p.PullProxyConfig.FilePath != "" {
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mp4Plugin.Record(p, p.PullProxyConfig.Record, nil)
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}
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}
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}
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}
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func (p *Publisher) processPullProxyOnDispose() {
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s := p.Plugin.Server
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if p.PullProxyConfig != nil && p.PullProxyConfig.Status == PullProxyStatusPulling {
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if pullproxy, ok := s.PullProxies.Get(p.PullProxyConfig.GetKey()); ok {
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pullproxy.ChangeStatus(PullProxyStatusOnline)
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}
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}
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}
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func (s *Server) createPullProxy(conf *PullProxyConfig) (pullProxy IPullProxy, err error) {
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for plugin := range s.Plugins.Range {
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if plugin.Meta.NewPullProxy != nil && strings.EqualFold(conf.Type, plugin.Meta.Name) {
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pullProxy = plugin.Meta.NewPullProxy()
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base := pullProxy.GetBase()
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base.PullProxyConfig = conf
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base.Plugin = plugin
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s.PullProxies.Add(pullProxy, plugin.Logger.With("pullProxyId", conf.ID, "pullProxyType", conf.Type, "pullProxyName", conf.Name))
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return
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}
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}
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return
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}
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func (s *Server) GetPullProxyList(ctx context.Context, req *emptypb.Empty) (res *pb.PullProxyListResponse, err error) {
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res = &pb.PullProxyListResponse{}
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for device := range s.PullProxies.SafeRange {
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conf := device.GetConfig()
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res.Data = append(res.Data, &pb.PullProxyInfo{
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Name: conf.Name,
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CreateTime: timestamppb.New(conf.CreatedAt),
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UpdateTime: timestamppb.New(conf.UpdatedAt),
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Type: conf.Type,
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PullURL: conf.URL,
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ParentID: uint32(conf.ParentID),
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Status: uint32(conf.Status),
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ID: uint32(conf.ID),
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PullOnStart: conf.PullOnStart,
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StopOnIdle: conf.StopOnIdle,
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Audio: conf.Audio,
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RecordPath: conf.Record.FilePath,
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RecordFragment: durationpb.New(conf.Record.Fragment),
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Description: conf.Description,
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Rtt: uint32(conf.RTT.Milliseconds()),
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StreamPath: device.GetStreamPath(),
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})
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}
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return
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}
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func (s *Server) AddPullProxy(ctx context.Context, req *pb.PullProxyInfo) (res *pb.SuccessResponse, err error) {
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device := &PullProxyConfig{
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Name: req.Name,
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Type: req.Type,
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ParentID: uint(req.ParentID),
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PullOnStart: req.PullOnStart,
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Description: req.Description,
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StreamPath: req.StreamPath,
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}
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if device.Type == "" {
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var u *url.URL
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u, err = url.Parse(req.PullURL)
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if err != nil {
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s.Error("parse pull url failed", "error", err)
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return
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}
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switch u.Scheme {
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case "srt", "rtsp", "rtmp":
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device.Type = u.Scheme
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default:
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ext := filepath.Ext(u.Path)
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switch ext {
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case ".m3u8":
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device.Type = "hls"
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case ".flv":
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device.Type = "flv"
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case ".mp4":
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device.Type = "mp4"
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}
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}
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}
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defaults.SetDefaults(&device.Pull)
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defaults.SetDefaults(&device.Record)
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device.URL = req.PullURL
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device.Audio = req.Audio
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device.StopOnIdle = req.StopOnIdle
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device.Record.FilePath = req.RecordPath
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device.Record.Fragment = req.RecordFragment.AsDuration()
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if s.DB == nil {
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err = pkg.ErrNoDB
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return
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}
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s.DB.Create(device)
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if req.StreamPath == "" {
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device.StreamPath = device.GetStreamPath()
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}
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_, err = s.createPullProxy(device)
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res = &pb.SuccessResponse{}
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return
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}
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func (s *Server) UpdatePullProxy(ctx context.Context, req *pb.PullProxyInfo) (res *pb.SuccessResponse, err error) {
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if s.DB == nil {
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err = pkg.ErrNoDB
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return
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}
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target := &PullProxyConfig{}
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err = s.DB.First(target, req.ID).Error
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if err != nil {
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return
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}
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target.Name = req.Name
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target.URL = req.PullURL
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target.ParentID = uint(req.ParentID)
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target.Type = req.Type
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if target.Type == "" {
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var u *url.URL
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u, err = url.Parse(req.PullURL)
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if err != nil {
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s.Error("parse pull url failed", "error", err)
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return
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}
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switch u.Scheme {
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case "srt", "rtsp", "rtmp":
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target.Type = u.Scheme
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default:
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ext := filepath.Ext(u.Path)
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switch ext {
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case ".m3u8":
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target.Type = "hls"
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case ".flv":
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target.Type = "flv"
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case ".mp4":
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target.Type = "mp4"
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}
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}
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}
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target.PullOnStart = req.PullOnStart
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target.StopOnIdle = req.StopOnIdle
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target.Audio = req.Audio
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target.Description = req.Description
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target.Record.FilePath = req.RecordPath
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target.Record.Fragment = req.RecordFragment.AsDuration()
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target.RTT = time.Duration(int(req.Rtt)) * time.Millisecond
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target.StreamPath = req.StreamPath
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s.DB.Save(target)
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if device, ok := s.PullProxies.SafeGet(uint(req.ID)); ok {
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conf := device.GetConfig()
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if target.URL != conf.URL || conf.Audio != target.Audio || conf.StreamPath != target.StreamPath || conf.Record.FilePath != target.Record.FilePath || conf.Record.Fragment != target.Record.Fragment {
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device.Stop(task.ErrStopByUser)
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device.WaitStopped()
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_, err = s.createPullProxy(target)
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if target.Status == PullProxyStatusPulling {
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if pullJob, ok := s.Pulls.SafeGet(device.GetStreamPath()); ok {
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pullJob.Stop(task.ErrStopByUser)
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pullJob.WaitStopped()
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}
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device.Pull()
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}
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} else {
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conf.Name = target.Name
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conf.PullOnStart = target.PullOnStart
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conf.StopOnIdle = target.StopOnIdle
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conf.Description = target.Description
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if conf.PullOnStart && conf.Status == PullProxyStatusOnline {
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device.Pull()
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} else if target.Status == PullProxyStatusPulling {
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if pullJob, ok := s.Pulls.SafeGet(device.GetStreamPath()); ok && pullJob.Publisher != nil {
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pullJob.Publisher.Publish.DelayCloseTimeout = util.Conditional(target.StopOnIdle, time.Second*5, 0)
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}
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}
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}
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}
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res = &pb.SuccessResponse{}
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return
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}
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func (s *Server) RemovePullProxy(ctx context.Context, req *pb.RequestWithId) (res *pb.SuccessResponse, err error) {
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if s.DB == nil {
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err = pkg.ErrNoDB
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return
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}
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res = &pb.SuccessResponse{}
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if req.Id > 0 {
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tx := s.DB.Delete(&PullProxyConfig{
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ID: uint(req.Id),
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})
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err = tx.Error
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if device, ok := s.PullProxies.SafeGet(uint(req.Id)); ok {
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device.Stop(task.ErrStopByUser)
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// if pull, ok := s.Pulls.SafeGet(device.GetStreamPath()); ok {
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// pull.Stop(task.ErrStopByUser)
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// }
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}
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return
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} else if req.StreamPath != "" {
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var deviceList []*PullProxyConfig
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s.DB.Find(&deviceList, "stream_path=?", req.StreamPath)
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if len(deviceList) > 0 {
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for _, device := range deviceList {
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tx := s.DB.Delete(&PullProxyConfig{}, device.ID)
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err = tx.Error
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if device, ok := s.PullProxies.SafeGet(uint(device.ID)); ok {
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device.Stop(task.ErrStopByUser)
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// if pull, ok := s.Pulls.SafeGet(device.GetStreamPath()); ok {
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// pull.Stop(task.ErrStopByUser)
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// }
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}
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}
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}
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return
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} else {
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res.Message = "parameter wrong"
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return
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}
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}
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