test/test_networking.py

@@ -525,10 +525,10 @@ class TestHTTPRequestHandler(TestRequestHandlerBase):
             validate_and_send(
                 rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_1'))
 
-        with handler(timeout=0.1) as rh:
+        with handler(timeout=0.01) as rh:
             with pytest.raises(TransportError):
                 validate_and_send(
-                    rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_5'))
+                    rh, Request(f'http://127.0.0.1:{self.http_port}/timeout_1'))
 
             # Per request timeout, should override handler timeout
             validate_and_send(
@@ -1372,10 +1372,15 @@ class TestYoutubeDLNetworking:
         ('', {'all': '__noproxy__'}),
         (None, {'http': 'http://127.0.0.1:8081', 'https': 'http://127.0.0.1:8081'})  # env, set https
     ])
-    def test_proxy(self, proxy, expected, monkeypatch):
+    def test_proxy(self, proxy, expected):
-        monkeypatch.setenv('HTTP_PROXY', 'http://127.0.0.1:8081')
+        old_http_proxy = os.environ.get('HTTP_PROXY')
+        try:
+            os.environ['HTTP_PROXY'] = 'http://127.0.0.1:8081'  # ensure that provided proxies override env
             with FakeYDL({'proxy': proxy}) as ydl:
                 assert ydl.proxies == expected
+        finally:
+            if old_http_proxy:
+                os.environ['HTTP_PROXY'] = old_http_proxy
 
     def test_compat_request(self):
         with FakeRHYDL() as ydl:
@@ -1503,17 +1508,23 @@ class TestYoutubeDLNetworking:
         ('http', 'socks4://example.com', 'socks4://example.com'),
         ('unrelated', '/bad/proxy', '/bad/proxy'),  # clean_proxies should ignore bad proxies
     ])
-    def test_clean_proxy(self, proxy_key, proxy_url, expected, monkeypatch):
+    def test_clean_proxy(self, proxy_key, proxy_url, expected):
         # proxies should be cleaned in urlopen()
         with FakeRHYDL() as ydl:
             req = ydl.urlopen(Request('test://', proxies={proxy_key: proxy_url})).request
             assert req.proxies[proxy_key] == expected
 
         # and should also be cleaned when building the handler
-        monkeypatch.setenv(f'{proxy_key.upper()}_PROXY', proxy_url)
+        env_key = f'{proxy_key.upper()}_PROXY'
+        old_env_proxy = os.environ.get(env_key)
+        try:
+            os.environ[env_key] = proxy_url  # ensure that provided proxies override env
             with FakeYDL() as ydl:
                 rh = self.build_handler(ydl)
                 assert rh.proxies[proxy_key] == expected
+        finally:
+            if old_env_proxy:
+                os.environ[env_key] = old_env_proxy
 
     def test_clean_proxy_header(self):
         with FakeRHYDL() as ydl:

yt_dlp/networking/_curlcffi.py

@@ -138,13 +138,13 @@ class CurlCFFIRH(ImpersonateRequestHandler, InstanceStoreMixin):
 
         proxies = self._get_proxies(request)
         if 'no' in proxies:
-            session.curl.setopt(CurlOpt.NOPROXY, proxies['no'])
+            session.curl.setopt(CurlOpt.NOPROXY, proxies['no'].encode())
             proxies.pop('no', None)
 
         # curl doesn't support per protocol proxies, so we select the one that matches the request protocol
         proxy = select_proxy(request.url, proxies=proxies)
         if proxy:
-            session.curl.setopt(CurlOpt.PROXY, proxy)
+            session.curl.setopt(CurlOpt.PROXY, proxy.encode())
             scheme = urllib.parse.urlparse(request.url).scheme.lower()
             if scheme != 'http':
                 # Enable HTTP CONNECT for HTTPS urls.
@@ -155,13 +155,13 @@ class CurlCFFIRH(ImpersonateRequestHandler, InstanceStoreMixin):
         headers = self._get_impersonate_headers(request)
 
         if self._client_cert:
-            session.curl.setopt(CurlOpt.SSLCERT, self._client_cert['client_certificate'])
+            session.curl.setopt(CurlOpt.SSLCERT, self._client_cert['client_certificate'].encode())
             client_certificate_key = self._client_cert.get('client_certificate_key')
             client_certificate_password = self._client_cert.get('client_certificate_password')
             if client_certificate_key:
-                session.curl.setopt(CurlOpt.SSLKEY, client_certificate_key)
+                session.curl.setopt(CurlOpt.SSLKEY, client_certificate_key.encode())
             if client_certificate_password:
-                session.curl.setopt(CurlOpt.KEYPASSWD, client_certificate_password)
+                session.curl.setopt(CurlOpt.KEYPASSWD, client_certificate_password.encode())
 
         timeout = self._calculate_timeout(request)