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Avoid race in newDiskConn.

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This commit is contained in:
Juliusz Chroboczek 2021-02-28 16:26:56 +01:00
parent d508ae2181
commit 1fd8b92f02
1 changed files with 11 additions and 3 deletions
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14
diskwriter/diskwriter.go
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@ -251,7 +251,7 @@ type diskTrack struct {
// bit 32 is a boolean indicating that the origin is valid // bit 32 is a boolean indicating that the origin is valid
origin uint64 origin uint64
lastKf uint32 lastKf uint32
savedKf *rtp.Packet savedKf *rtp.Packet
} }
@ -309,9 +309,17 @@ func newDiskConn(client *Client, directory string, up conn.Up, remoteTracks []co
conn: &conn, conn: &conn,
} }
conn.tracks = append(conn.tracks, track) conn.tracks = append(conn.tracks, track)
remote.AddLocal(track)
} }
// Only do this after all tracks have been added to conn, to avoid
// racing on hasVideo.
for _, t := range conn.tracks {
err := t.remote.AddLocal(t)
if err != nil {
log.Printf("Couldn't add disk track: %v", err)
conn.warn("Couldn't add disk track: " + err.Error())
}
}
err := up.AddLocal(&conn) err := up.AddLocal(&conn)
if err != nil { if err != nil {
return nil, err return nil, err
@ -383,7 +391,7 @@ func keyframeDimensions(codec string, data []byte, packet *rtp.Packet) (uint32,
if err != nil { if err != nil {
return 0, 0 return 0, 0
} }
if(!vp9.V) { if !vp9.V {
return 0, 0 return 0, 0
} }
w := uint32(0) w := uint32(0)