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* egress * generated protobuf * remove ingress * update egress package * update optional enums * generated protobuf * updated proto * add sent_at to start request * generated protobuf * default codecs * remove extra codecs for now * generated protobuf * put recording back * add connection options * generated protobuf * put recording back * add sent_at and room_id * generated protobuf * add sent_at and room_id * generated protobuf * update egressInfo * put recordingInfo back in webhooks * egress events * update analytics event * egress status * deprecate recording rpcs * undo some changes * key/secret -> token Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| package egress | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "time" | ||
|
|
||
| "google.golang.org/protobuf/proto" | ||
|
|
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| "github.com/livekit/protocol/auth" | ||
| "github.com/livekit/protocol/livekit" | ||
| "github.com/livekit/protocol/logger" | ||
| "github.com/livekit/protocol/utils" | ||
| ) | ||
|
|
||
| const ( | ||
| StartChannel = "EG_START" | ||
| ResultsChannel = "EG_RESULTS" | ||
| requestChannelPrefix = "REQ_" | ||
| responseChannelPrefix = "RES_" | ||
| LockDuration = time.Second * 3 | ||
| requestTimeout = time.Second * 3 | ||
| ) | ||
|
|
||
| func SendRequest(ctx context.Context, bus utils.MessageBus, req proto.Message) (*livekit.EgressInfo, error) { | ||
| requestID := utils.NewGuid(utils.RPCPrefix) | ||
| var channel string | ||
|
|
||
| switch r := req.(type) { | ||
| case *livekit.StartEgressRequest: | ||
| r.EgressId = utils.NewGuid(utils.EgressPrefix) | ||
| r.RequestId = requestID | ||
| r.SentAt = time.Now().UnixNano() | ||
| channel = StartChannel | ||
| case *livekit.EgressRequest: | ||
| r.RequestId = requestID | ||
| channel = RequestChannel(r.EgressId) | ||
| default: | ||
| return nil, errors.New("invalid request type") | ||
| } | ||
|
|
||
| sub, err := bus.Subscribe(ctx, ResponseChannel(requestID)) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| defer func() { | ||
| err := sub.Close() | ||
| if err != nil { | ||
| logger.Errorw("failed to unsubscribe from response channel", err) | ||
| } | ||
| }() | ||
|
|
||
| err = bus.Publish(ctx, channel, req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| select { | ||
| case raw := <-sub.Channel(): | ||
| return unmarshalResponse(sub.Payload(raw)) | ||
| case <-time.After(requestTimeout): | ||
| return nil, errors.New("no response from egress service") | ||
| } | ||
| } | ||
|
|
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| func RequestChannel(egressID string) string { | ||
| return requestChannelPrefix + egressID | ||
| } | ||
|
|
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| func ResponseChannel(requestID string) string { | ||
| return responseChannelPrefix + requestID | ||
| } | ||
|
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| func BuildEgressToken(apiKey, secret, roomName string) (string, error) { | ||
| f := false | ||
| t := true | ||
| grant := &auth.VideoGrant{ | ||
| RoomJoin: true, | ||
| Room: roomName, | ||
| CanSubscribe: &t, | ||
| CanPublish: &f, | ||
| CanPublishData: &f, | ||
| Hidden: true, | ||
| Recorder: true, | ||
| } | ||
|
|
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| at := auth.NewAccessToken(apiKey, secret). | ||
| AddGrant(grant). | ||
| SetIdentity(utils.NewGuid(utils.EgressPrefix)). | ||
| SetValidFor(24 * time.Hour) | ||
|
|
||
| return at.ToJWT() | ||
| } | ||
|
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| func unmarshalResponse(data []byte) (*livekit.EgressInfo, error) { | ||
| res := &livekit.EgressResponse{} | ||
| err := proto.Unmarshal(data, res) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if res.Error != "" { | ||
| return nil, errors.New(res.Error) | ||
| } | ||
| return res.Info, nil | ||
| } |
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