[#354] Support of presigned url methods for S3

Signed-off-by: Yaroslava Lukoyanova <y.lukoyanova@yadro.com>

src/frostfs_testlib/steps/http_gate.py

@@ -33,6 +33,7 @@ def get_via_http_gate(
     oid: str,
     node: ClusterNode,
     request_path: Optional[str] = None,
+    presigned_url: Optional[str] = None,
     timeout: Optional[int] = 300,
 ):
     """
@@ -47,6 +48,9 @@ def get_via_http_gate(
     if request_path:
         request = f"{node.http_gate.get_endpoint()}{request_path}"
 
+    if presigned_url:
+        request = presigned_url
+
     response = requests.get(request, stream=True, timeout=timeout, verify=False)
 
     if not response.ok: