Версия 1.0.5

README.md

@@ -4,8 +4,7 @@
 
 Консольная программа для проверки IPTV-плейлистов в формате m3u или m3u8.
 
-> **Веб-сайт:** [iptv.axenov.dev](https://iptv.axenov.dev)  
+> **Веб-сайт:** [m3u.su](https://m3u.su)  
-> **Зеркало:** [m3u.su](https://m3u.su)  
 > Исходный код: [git.axenov.dev/IPTV/iptvc](https://git.axenov.dev/IPTV/iptvc)  
 > Telegram-канал: [@iptv_aggregator](https://t.me/iptv_aggregator)  
 > Обсуждение: [@iptv_aggregator_chat](https://t.me/iptv_aggregator_chat)  

app/app.go

@@ -10,10 +10,11 @@ import (
 	"axenov/iptv-checker/app/cache"
 	"axenov/iptv-checker/app/config"
 	"axenov/iptv-checker/app/logger"
+
 	"github.com/redis/go-redis/v9"
 )
 
-const VERSION = "1.0.4"
+const VERSION = "1.0.5"
 
 // Arguments описывает аргументы командной строки
 type Arguments struct {

app/cache/cache.go

@@ -10,28 +10,30 @@ import (
 	"axenov/iptv-checker/app/config"
 	"context"
 	"fmt"
-	"github.com/redis/go-redis/v9"
 	"log"
 	"strconv"
+
+	"github.com/redis/go-redis/v9"
 )
 
 func Init(cfg *config.CacheConfig) *redis.Client {
-	redis := redis.NewClient(&redis.Options{
+	redisUrl := fmt.Sprintf("%s:%s", cfg.Host, strconv.Itoa(int(cfg.Port)))
-		Addr:         fmt.Sprintf("%s:%s", cfg.Host, strconv.Itoa(int(cfg.Port))),
+	redisClient := redis.NewClient(&redis.Options{
+		Addr:         redisUrl,
 		DB:           int(cfg.Db),
 		PoolSize:     1000,
 		ReadTimeout:  -1,
 		WriteTimeout: -1,
 	})
-	client := redis.Conn()
+	client := redisClient.Conn()
 	ctx := context.Background()
 	err := client.Ping(ctx).Err()
 	if err == nil {
-		log.Println("Connected to cache DB")
+		log.Println("Connected to cache DB:", redisUrl)
 		cfg.IsActive = true
 	} else {
 		log.Println("Error while connecting to cache DB, program may work not as expected:", err)
 	}
 
-	return redis
+	return redisClient
 }

app/checker/checker.go

@@ -22,7 +22,6 @@ import (
 	"math/rand"
 	"net/http"
 	"os"
-	"runtime"
 	"slices"
 	"strings"
 	"sync"
@@ -166,20 +165,22 @@ func CheckPlaylists(lists []playlist.Playlist) (int, int) {
 }
 
 func cachePlaylist(pls playlist.Playlist) {
-	if app.Config.Cache.IsActive {
+	if !app.Config.Cache.IsActive {
-		jsonBytes, err := json.Marshal(pls)
+		return
-		if err != nil {
-			log.Printf("Error while saving playlist to cache: %s", err)
-		}
-
-		ttl := time.Duration(app.Config.Cache.Ttl) * time.Second
-		written := app.Cache.Set(ctx, pls.Code, string(jsonBytes), ttl)
-		if written.Err() != nil {
-			log.Printf("Error while saving playlist to cache: %s", err)
-		}
-
-		log.Println("Cached sucessfully")
 	}
+
+	jsonBytes, err := json.Marshal(pls)
+	if err != nil {
+		log.Printf("Error while saving playlist to cache: %s", err)
+	}
+
+	ttl := time.Duration(app.Config.Cache.Ttl) * time.Second
+	written := app.Cache.Set(ctx, pls.Code, string(jsonBytes), ttl)
+	if written.Err() != nil {
+		log.Printf("Error while saving playlist to cache: %s", err)
+	}
+
+	log.Println("Cached sucessfully")
 }
 
 // CheckChannels проверяет каналы и возвращает их же с результатами проверки
@@ -223,9 +224,8 @@ func CheckChannels(pls playlist.Playlist) playlist.Playlist {
 				return
 			}
 
-			//TODO user-agent
 			req.Header.Set("User-Agent", "Mozilla/5.0 WINK/1.31.1 (AndroidTV/9) HlsWinkPlayer")
-			req.Header.Add("Range", "bytes=0-1023") // 1 Kb, but sometimes servers ignore it
+			req.Header.Set("Range", "bytes=0-511") // 512 B, but sometimes servers ignore it
 			resp, err := httpClient.Do(req)
 			tvChannel.CheckedAt = time.Now().Unix()
 			if err != nil {
@@ -237,7 +237,7 @@ func CheckChannels(pls playlist.Playlist) playlist.Playlist {
 			tvChannel.Status = resp.StatusCode
 			tvChannel.IsOnline = tvChannel.Status < http.StatusBadRequest
 			tvChannel.ContentType = resp.Header.Get("Content-Type")
-			chunk := io.LimitReader(resp.Body, 1024) // just for sure
+			chunk := io.LimitReader(resp.Body, 512) // just for sure
 			bodyBytes, _ := io.ReadAll(chunk)
 			bodyString := string(bodyBytes)
 			_ = resp.Body.Close()
@@ -248,11 +248,12 @@ func CheckChannels(pls playlist.Playlist) playlist.Playlist {
 
 			isContentCorrect := isContentBinary ||
 				strings.Contains(bodyString, "#EXTM3U") ||
+				strings.Contains(bodyString, "#EXT-X-") ||
 				strings.Contains(bodyString, "<MPD ") ||
 				strings.Contains(bodyString, "<SegmentTemplate ") ||
 				strings.Contains(bodyString, "<AdaptationSet ")
 
-			if tvChannel.Status >= http.StatusBadRequest || !isContentCorrect {
+			if tvChannel.Status >= http.StatusBadRequest && !isContentCorrect {
 				tvChannel.Error = bodyString
 				chOffline <- tvChannel
 				return
@@ -321,27 +322,22 @@ func CheckChannels(pls playlist.Playlist) playlist.Playlist {
 
 // calcParameters вычисляет оптимальное количество горутин и таймаут запроса
 func calcParameters(count int) (time.Duration, int) {
-	percentage := float32(runtime.NumCPU()) / 10
+	routines := count
-	for percentage >= 1 {
+	if routines > 3000 {
-		percentage *= 0.5
+		routines = 3000
-	}
-
-	routines := int(float32(count) * percentage)
-	if routines > 1500 {
-		routines = 1500
 	}
 	if routines < 1 {
 		routines = 1
 	}
 
-	var digits int
+	var digits = 1
 	x := count
 	for x >= 10 {
 		digits++
 		x /= 10
 	}
 
-	timeout := int(math.Ceil(math.Pow(10, float64(digits)) / float64(count) * 15))
+	timeout := 10 - int(math.Ceil(float64(digits)*1.5))
 	if timeout > 10 {
 		timeout = 10
 	}

app/utils/utils.go

@@ -51,13 +51,9 @@ func Fetch(url string) ([]byte, error) {
 		return nil, err
 	}
 
-	req.Header.Set(
+	req.Header.Set("User-Agent", "Mozilla/5.0 WINK/1.31.1 (AndroidTV/9) HlsWinkPlayer")
-		"User-Agent",
-		"Mozilla/5.0 WINK/1.31.1 (AndroidTV/9) HlsWinkPlayer",
-	)
-
 	http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
-	httpClient := http.Client{Timeout: 5 * time.Second}
+	httpClient := http.Client{Timeout: 10 * time.Second}
 	resp, err := httpClient.Do(req)
 	if err != nil {
 		return nil, err

cmd/check.go

@@ -11,9 +11,10 @@ import (
 	"axenov/iptv-checker/app/checker"
 	"encoding/json"
 	"fmt"
-	"github.com/spf13/cobra"
 	"log"
 	"time"
+
+	"github.com/spf13/cobra"
 )
 
 // checkCmd represents the file command

cmd/root.go

@@ -16,8 +16,8 @@ import (
 // rootCmd represents the base command when called without any subcommands
 var rootCmd = &cobra.Command{
 	Use:   "iptvc",
-	Short: "Simple utility to check iptv playlists. Part of iptv.axenov.dev project.",
+	Short: "Simple utility to check iptv playlists. Part of m3u.su project.",
-	Long: `Simple utility to check iptv playlists. Part of iptv.axenov.dev project.
+	Long: `Simple utility to check iptv playlists. Part of m3u.su project.
 Copyright (c) 2025, Антон Аксенов, MIT license.`,
 	// Uncomment the following line if your bare application
 	// has an action associated with it: