config: expose http timeout in config schema

For more information about individual timeouts meanings:

 https://docs.aiohttp.org/en/stable/client_reference.html?highlight=clienttimeout#clienttimeout

Author: dtrifiro

dvc/config_schema.py

@@ -97,6 +97,9 @@ class RelPath(str):
     "ask_password": Bool,
     "ssl_verify": Any(Bool, str),
     "method": str,
+    "connect_timeout": All(Coerce(float), Range(0, min_included=True)),
+    "sock_connect_timeout": All(Coerce(float), Range(0, min_included=True)),
+    "sock_read_timeout": All(Coerce(float), Range(0, min_included=True)),
     Optional("verify", default=False): Bool,
 }
 WEBDAV_COMMON = {

tests/unit/fs/test_http.py

@@ -0,0 +1,19 @@
+import pytest
+from dvc_http import HTTPFileSystem
+
+url = "https://remote.dvc.org/get-started"
+
+
+@pytest.mark.parametrize(
+    "kwarg,value",
+    (
+        ("connect_timeout", 42),
+        ("sock_connect_timeout", 42),
+        ("sock_read_timeout", 42),
+    ),
+)
+def test_timeout_options(dvc, kwarg, value):
+    config = {"url": url, kwarg: value}
+    fs = HTTPFileSystem(**config)
+
+    assert fs.fs_args["client_kwargs"][kwarg] == value