mediamtx/internal/httpserv/handler_exit_on_panic.go

28 lines
523 B
Go

package httpserv
import (
"fmt"
"net/http"
"os"
"runtime"
)
// exit when there's a panic inside the HTTP handler.
// https://github.com/golang/go/issues/16542
type handlerExitOnPanic struct {
http.Handler
}
func (h *handlerExitOnPanic) ServeHTTP(w http.ResponseWriter, r *http.Request) {
defer func() {
err := recover()
if err != nil {
buf := make([]byte, 1<<20)
n := runtime.Stack(buf, true)
fmt.Fprintf(os.Stderr, "panic: %v\n\n%s", err, buf[:n])
os.Exit(1)
}
}()
h.Handler.ServeHTTP(w, r)
}