rushlink/router.go

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package rushlink
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import (
"fmt"
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"log"
"net/http"
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"runtime/debug"
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"time"
"github.com/gorilla/mux"
)
func recoveryMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
defer func() {
defer func() {
if err := recover(); err != nil {
log.Printf("error: panic while recovering from another panic: %v\n", err)
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debug.PrintStack()
fmt.Fprintf(w, "internal server error: %v\n", err)
}
}()
if err := recover(); err != nil {
log.Printf("error: %v\n", err)
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debug.PrintStack()
renderInternalServerError(w, r, err)
}
}()
next.ServeHTTP(w, r)
})
}
func StartMainServer(addr string) {
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// Initialize Gorilla router
router := mux.NewRouter()
router.Use(recoveryMiddleware)
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router.HandleFunc("/", indexGetHandler).Methods("GET")
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router.HandleFunc("/", newPasteHandler).Methods("POST")
router.HandleFunc("/{key:[A-Za-z0-9-_]{4,}}", viewPasteHandler).Methods("GET")
router.HandleFunc("/{key:[A-Za-z0-9-_]{4,}}/nr", viewPasteHandlerNoRedirect).Methods("GET")
router.HandleFunc("/{key:[A-Za-z0-9-_]{4,}}/meta", viewPasteHandlerMeta).Methods("GET")
router.HandleFunc("/{key:[A-Za-z0-9-_]{4,}}", deletePasteHandler).Methods("DELETE")
router.HandleFunc("/{key:[A-Za-z0-9-_]{4,}}/delete", deletePasteHandler).Methods("POST")
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router.HandleFunc("/uploads/{id:[A-Za-z0-9-_]+}/{filename:.+}", uploadFileGetHandler).Methods("GET")
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srv := &http.Server{
Handler: router,
Addr: addr,
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WriteTimeout: 15 * time.Second,
ReadTimeout: 15 * time.Second,
}
log.Fatal(srv.ListenAndServe())
}