50 lines
981 B
Go
50 lines
981 B
Go
package middleware
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import (
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"context"
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"log"
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"net/http"
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"time"
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"git.vinchent.xyz/vinchent/go-web/framework"
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)
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func Timeout(d time.Duration) framework.ControllerHandler {
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return func(c *framework.Context) error {
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finish := make(chan struct{}, 1)
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panicChan := make(chan interface{}, 1)
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durationCtx, cancel := context.WithTimeout(c.BaseContext(), d)
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defer cancel()
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go func() {
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// Handle panic
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defer func() {
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if p := recover(); p != nil {
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panicChan <- p
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}
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}()
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// Run the next middleware or the business logic
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c.Next()
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finish <- struct{}{}
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}()
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select {
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case p := <-panicChan:
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// panic
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log.Println(p)
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c.GetResponseWriter().WriteHeader(http.StatusInternalServerError)
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case <-finish:
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// finish normally
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log.Println("finish")
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case <-durationCtx.Done():
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c.SetHasTimeout()
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c.GetResponseWriter().WriteHeader(http.StatusRequestTimeout)
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c.GetResponseWriter().Write([]byte("time out"))
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}
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return nil
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}
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}
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