77 lines
1.7 KiB
Go
77 lines
1.7 KiB
Go
package mediaserver
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"time"
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)
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type httpClient interface {
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Do(*http.Request) (*http.Response, error)
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}
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type apiResponse[T any] struct {
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Items []T `json:"items"`
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}
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type rtmpConnsResponse struct {
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ID string `json:"id"`
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CreatedAt time.Time `json:"created"`
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State string `json:"state"`
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Path string `json:"path"`
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BytesReceived int64 `json:"bytesReceived"`
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BytesSent int64 `json:"bytesSent"`
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RemoteAddr string `json:"remoteAddr"`
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}
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type ingressStreamState struct {
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ready bool
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listeners int
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}
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func fetchIngressState(apiURL string, httpClient httpClient) (state ingressStreamState, _ error) {
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req, err := http.NewRequest(http.MethodGet, apiURL, nil)
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if err != nil {
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return state, fmt.Errorf("new request: %w", err)
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}
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httpResp, err := httpClient.Do(req)
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if err != nil {
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return state, fmt.Errorf("do request: %w", err)
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}
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if httpResp.StatusCode != http.StatusOK {
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return state, fmt.Errorf("unexpected status code: %d", httpResp.StatusCode)
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}
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respBody, err := io.ReadAll(httpResp.Body)
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if err != nil {
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return state, fmt.Errorf("read body: %w", err)
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}
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var resp apiResponse[rtmpConnsResponse]
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if err = json.Unmarshal(respBody, &resp); err != nil {
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return state, fmt.Errorf("unmarshal: %w", err)
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}
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for _, conn := range resp.Items {
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if conn.Path != rtmpPath {
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continue
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}
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switch conn.State {
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case "publish":
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// mediamtx may report a stream as being in publish state via the API,
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// but still refuse to serve them due to being unpublished. This seems to
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// be a bug, this is a hacky workaround.
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state.ready = conn.BytesReceived > 20_000
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case "read":
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state.listeners++
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}
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}
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return state, nil
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}
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