mirror of
https://github.com/DeBrosOfficial/orama.git
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8ee606bfb1
- Add signaling package with message types and structures for SFU communication. - Implement client and server message serialization/deserialization tests. - Enhance systemd manager to handle SFU and TURN services, including start/stop logic. - Create TURN server configuration and main server logic with HMAC-SHA1 authentication. - Add tests for TURN server credential generation and validation. - Define systemd service files for SFU and TURN services.
145 lines
4.2 KiB
Go
145 lines
4.2 KiB
Go
package sfu
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import (
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"encoding/json"
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"github.com/pion/webrtc/v4"
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)
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// MessageType represents the type of signaling message
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type MessageType string
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const (
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// Client → Server
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MessageTypeJoin MessageType = "join"
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MessageTypeLeave MessageType = "leave"
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MessageTypeOffer MessageType = "offer"
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MessageTypeAnswer MessageType = "answer"
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MessageTypeICECandidate MessageType = "ice-candidate"
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// Server → Client
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MessageTypeWelcome MessageType = "welcome"
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MessageTypeParticipantJoined MessageType = "participant-joined"
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MessageTypeParticipantLeft MessageType = "participant-left"
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MessageTypeTrackAdded MessageType = "track-added"
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MessageTypeTrackRemoved MessageType = "track-removed"
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MessageTypeTURNCredentials MessageType = "turn-credentials"
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MessageTypeRefreshCredentials MessageType = "refresh-credentials"
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MessageTypeServerDraining MessageType = "server-draining"
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MessageTypeError MessageType = "error"
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)
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// ClientMessage is a message from client to server
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type ClientMessage struct {
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Type MessageType `json:"type"`
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Data json.RawMessage `json:"data,omitempty"`
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}
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// ServerMessage is a message from server to client
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type ServerMessage struct {
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Type MessageType `json:"type"`
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Data interface{} `json:"data,omitempty"`
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}
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// JoinData is the payload for join messages
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type JoinData struct {
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RoomID string `json:"roomId"`
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UserID string `json:"userId"`
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}
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// OfferData is the payload for SDP offer messages
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type OfferData struct {
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SDP string `json:"sdp"`
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}
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// AnswerData is the payload for SDP answer messages
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type AnswerData struct {
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SDP string `json:"sdp"`
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}
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// ICECandidateData is the payload for ICE candidate messages
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type ICECandidateData struct {
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Candidate string `json:"candidate"`
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SDPMid string `json:"sdpMid,omitempty"`
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SDPMLineIndex uint16 `json:"sdpMLineIndex,omitempty"`
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UsernameFragment string `json:"usernameFragment,omitempty"`
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}
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// ToWebRTCCandidate converts to pion ICECandidateInit
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func (c *ICECandidateData) ToWebRTCCandidate() webrtc.ICECandidateInit {
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return webrtc.ICECandidateInit{
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Candidate: c.Candidate,
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SDPMid: &c.SDPMid,
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SDPMLineIndex: &c.SDPMLineIndex,
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UsernameFragment: &c.UsernameFragment,
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}
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}
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// WelcomeData is sent when a peer successfully joins a room
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type WelcomeData struct {
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PeerID string `json:"peerId"`
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RoomID string `json:"roomId"`
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Participants []ParticipantInfo `json:"participants"`
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}
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// ParticipantInfo is public info about a room participant
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type ParticipantInfo struct {
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PeerID string `json:"peerId"`
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UserID string `json:"userId"`
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}
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// ParticipantJoinedData is sent when a new participant joins
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type ParticipantJoinedData struct {
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Participant ParticipantInfo `json:"participant"`
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}
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// ParticipantLeftData is sent when a participant leaves
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type ParticipantLeftData struct {
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PeerID string `json:"peerId"`
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}
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// TrackAddedData is sent when a new track is available
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type TrackAddedData struct {
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PeerID string `json:"peerId"`
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TrackID string `json:"trackId"`
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StreamID string `json:"streamId"`
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Kind string `json:"kind"` // "audio" or "video"
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}
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// TrackRemovedData is sent when a track is removed
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type TrackRemovedData struct {
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PeerID string `json:"peerId"`
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TrackID string `json:"trackId"`
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Kind string `json:"kind"`
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}
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// TURNCredentialsData provides TURN server credentials
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type TURNCredentialsData struct {
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Username string `json:"username"`
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Password string `json:"password"`
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TTL int `json:"ttl"`
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URIs []string `json:"uris"`
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}
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// ServerDrainingData warns clients the server is shutting down
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type ServerDrainingData struct {
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Reason string `json:"reason"`
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TimeoutMs int `json:"timeoutMs"`
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}
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// ErrorData is sent when an error occurs
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type ErrorData struct {
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Code string `json:"code"`
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Message string `json:"message"`
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}
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// NewServerMessage creates a new server message
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func NewServerMessage(msgType MessageType, data interface{}) *ServerMessage {
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return &ServerMessage{Type: msgType, Data: data}
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}
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// NewErrorMessage creates a new error message
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func NewErrorMessage(code, message string) *ServerMessage {
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return NewServerMessage(MessageTypeError, &ErrorData{Code: code, Message: message})
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}
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