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Discarded frames, decode errors and lost packets were logged individually, then there was a mechanism that prevented more than 1 log entry per second from being printed, resulting in inaccurate reports. Now discarded frames, decode errors and lost packets are accurately counted, and their count is printed once every second.
86 lines
1.4 KiB
Go
86 lines
1.4 KiB
Go
package stream
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import (
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"fmt"
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"github.com/bluenviron/gortsplib/v4/pkg/ringbuffer"
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"github.com/bluenviron/mediamtx/internal/counterdumper"
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"github.com/bluenviron/mediamtx/internal/logger"
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)
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type streamReader struct {
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queueSize int
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parent logger.Writer
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buffer *ringbuffer.RingBuffer
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started bool
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discardedFrames *counterdumper.CounterDumper
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// out
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err chan error
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}
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func (w *streamReader) initialize() {
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buffer, _ := ringbuffer.New(uint64(w.queueSize))
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w.buffer = buffer
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w.err = make(chan error)
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}
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func (w *streamReader) start() {
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w.started = true
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w.discardedFrames = &counterdumper.CounterDumper{
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OnReport: func(val uint64) {
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w.parent.Log(logger.Warn, "connection is too slow, discarding %d %s",
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val,
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func() string {
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if val == 1 {
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return "frame"
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}
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return "frames"
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}())
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},
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}
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w.discardedFrames.Start()
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go w.run()
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}
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func (w *streamReader) stop() {
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w.buffer.Close()
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if w.started {
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w.discardedFrames.Stop()
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<-w.err
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}
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}
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func (w *streamReader) error() chan error {
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return w.err
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}
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func (w *streamReader) run() {
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w.err <- w.runInner()
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close(w.err)
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}
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func (w *streamReader) runInner() error {
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for {
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cb, ok := w.buffer.Pull()
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if !ok {
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return fmt.Errorf("terminated")
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}
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err := cb.(func() error)()
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if err != nil {
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return err
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}
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}
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}
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func (w *streamReader) push(cb func() error) {
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ok := w.buffer.Push(cb)
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if !ok {
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w.discardedFrames.Increase()
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}
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}
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