71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
package main
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import (
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"encoding/json"
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"io"
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"log"
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"net/http"
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"os"
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)
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func init() {
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log.SetFlags(log.Lmicroseconds | log.Lshortfile)
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logFile, err := os.Create("main.log")
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if err != nil {
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log.Printf("Error creating log file: %v", err)
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os.Exit(1)
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}
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logger := io.MultiWriter(os.Stdout, logFile)
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log.SetOutput(logger)
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}
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const DOWNLOAD_WORKERS = 10
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var downloadQueue = make(chan *DownloadTask, 100)
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func enableCORS(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.Header().Set("Access-Control-Allow-Origin", "*")
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w.Header().Set("Access-Control-Allow-Methods", "GET, POST, OPTIONS")
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w.Header().Set("Access-Control-Allow-Headers", "Content-Type")
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if r.Method == http.MethodOptions {
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w.WriteHeader(http.StatusOK)
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return
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}
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next.ServeHTTP(w, r)
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})
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}
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func handleDownload(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodPost {
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http.Error(w, "Invalid request method", http.StatusMethodNotAllowed)
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return
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}
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var req DownloadRequest
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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log.Printf("Error parsing JSON: %v", err)
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http.Error(w, "Error parsing JSON", http.StatusBadRequest)
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return
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}
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downloadQueue <- &DownloadTask{Url: req.Link}
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w.WriteHeader(http.StatusOK)
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}
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func main() {
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for i := 0; i < DOWNLOAD_WORKERS; i++ {
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worker := &DownloadWorker{id: i, input: downloadQueue}
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go worker.Run()
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}
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mux := http.NewServeMux()
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mux.Handle("/download", enableCORS(http.HandlerFunc(handleDownload)))
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log.Println("Server starting on :5000")
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err := http.ListenAndServe(":5000", mux)
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if err != nil {
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log.Println("Error starting server:", err)
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}
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}
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