fix(python): preserve hardened redirect policy

crates/fetchkit-python/src/lib.rs

@@ -189,7 +189,7 @@ impl PyFetchKitTool {
         respect_proxy_env=false,
         allowed_ports=None,
         blocked_hosts=None,
-        same_host_redirects_only=false,
+        same_host_redirects_only=None,
         hardened=false
     ))]
     fn new(
@@ -203,7 +203,7 @@ impl PyFetchKitTool {
         respect_proxy_env: bool,
         allowed_ports: Option<Vec<u16>>,
         blocked_hosts: Option<Vec<String>>,
-        same_host_redirects_only: bool,
+        same_host_redirects_only: Option<bool>,
         hardened: bool,
     ) -> PyResult<Self> {
         let mut builder = ToolBuilder::new()
@@ -217,7 +217,7 @@ impl PyFetchKitTool {
 
         builder = builder
             .block_private_ips(block_private_ips)
-            .same_host_redirects_only(same_host_redirects_only);
+            .same_host_redirects_only_if_set(same_host_redirects_only);
 
         if let Some(ua) = user_agent {
             builder = builder.user_agent(ua);
@@ -324,7 +324,7 @@ fn fetch(
     as_text: Option<bool>,
 ) -> PyResult<PyFetchResponse> {
     let tool = PyFetchKitTool::new(
-        true, true, None, None, None, None, true, false, None, None, false, false,
+        true, true, None, None, None, None, true, false, None, None, None, false,
     )?;
     tool.fetch(url, method, as_markdown, as_text)
 }

crates/fetchkit/src/tool.rs

@@ -245,6 +245,14 @@ impl ToolBuilder {
         self
     }
 
+    /// Restrict redirects to the original host only when the caller set a value.
+    pub fn same_host_redirects_only_if_set(mut self, enable: Option<bool>) -> Self {
+        if let Some(enable) = enable {
+            self.same_host_redirects_only = enable;
+        }
+        self
+    }
+
     /// Control private/reserved IP range blocking (SSRF prevention)
     ///
     /// Enabled by default. When enabled, FetchKit resolves hostnames to IP
@@ -1112,6 +1120,26 @@ mod tests {
         assert!(tool.same_host_redirects_only);
     }
 
+    #[test]
+    fn test_tool_builder_preserves_hardened_redirect_policy_when_override_is_unset() {
+        let tool = Tool::builder()
+            .hardened()
+            .same_host_redirects_only_if_set(None)
+            .build();
+
+        assert!(tool.same_host_redirects_only);
+    }
+
+    #[test]
+    fn test_tool_builder_allows_explicit_redirect_policy_override() {
+        let tool = Tool::builder()
+            .hardened()
+            .same_host_redirects_only_if_set(Some(false))
+            .build();
+
+        assert!(!tool.same_host_redirects_only);
+    }
+
     #[test]
     fn test_tool_metadata() {
         let tool = Tool::default();