Initial commit

download_backup.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+
+BASE_URL="${1}"
+OUTPUT_DIR="${2:-.}"
+
+if [ -z "$BASE_URL" ]; then
+  echo "Usage: $0 <base_url> [output_dir]"
+  exit 1
+fi
+
+# Скачиваем базовый файл
+echo "Downloading base file..."
+curl -L -f -o "${OUTPUT_DIR}/$(basename "$BASE_URL")" "$BASE_URL"
+
+if [ $? -ne 0 ]; then
+  echo "Failed to download base file."
+  exit 1
+fi
+
+# Скачиваем части, пока они существуют
+i=1
+while true; do
+  PART_URL="${BASE_URL}.${i}"
+
+  # Проверяем существование файла через HEAD-запрос
+  HTTP_CODE=$(curl -L -s -o /dev/null -w "%{http_code}" -I "$PART_URL")
+
+  if [ "$HTTP_CODE" -ne 200 ]; then
+    echo "No more parts found (last checked: ${PART_URL}). Download complete."
+    break
+  fi
+
+  OUTPUT_FILE="${OUTPUT_DIR}/$(basename "$PART_URL")"
+  echo "Downloading part ${i}: ${PART_URL}..."
+  curl -L -f -o "$OUTPUT_FILE" "$PART_URL"
+
+  if [ $? -ne 0 ]; then
+    echo "Failed to download part ${i}: ${PART_URL}"
+    exit 1
+  fi
+
+  i=$((i + 1))
+done
+
+echo "All files downloaded successfully."