diff --git a/Cargo.lock b/Cargo.lock
index ed76c0ef..1287cfca 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3638,6 +3638,26 @@ dependencies = [
  "thiserror 1.0.69",
 ]
 
+[[package]]
+name = "json-prompt"
+version = "0.1.0"
+dependencies = [
+ "brocade",
+ "cidr",
+ "env_logger",
+ "harmony",
+ "harmony_cli",
+ "harmony_macros",
+ "harmony_secret",
+ "harmony_secret_derive",
+ "harmony_types",
+ "log",
+ "schemars 0.8.22",
+ "serde",
+ "tokio",
+ "url",
+]
+
 [[package]]
 name = "jsonpath-rust"
 version = "0.7.5"
diff --git a/harmony/src/modules/okd/bootstrap_okd_node.rs b/harmony/src/modules/okd/bootstrap_okd_node.rs
index 237f4b4a..04806dfd 100644
--- a/harmony/src/modules/okd/bootstrap_okd_node.rs
+++ b/harmony/src/modules/okd/bootstrap_okd_node.rs
@@ -191,22 +191,29 @@ impl OKDNodeInterpret {
         );
 
         let okd_role_properties = self.okd_role_properties(&self.host_role);
-        // The iPXE script content is the same for all control plane nodes,
-        // pointing to the 'master.ign' ignition file.
-        let content = BootstrapIpxeTpl {
-            http_ip: &topology.http_server.get_ip().to_string(),
-            scos_path: "scos",
-            ignition_http_path: "okd_ignition_files",
-            //TODO must be refactored to not only use /dev/sda
-            installation_device: "/dev/sda", // This might need to be configurable per-host in the future
-            ignition_file_name: okd_role_properties.ignition_file(),
-        }
-        .to_string();
 
-        debug!("[{}] iPXE content template:\n{content}", self.host_role);
+        let http_ip = &topology.http_server.get_ip().to_string();
+        let ignition_file_name = &okd_role_properties.ignition_file();
 
         // Create and apply an iPXE boot file for each node.
-        for (node, _) in nodes {
+        for (node, host_config) in nodes {
+            let content = BootstrapIpxeTpl {
+                http_ip,
+                scos_path: "scos",
+                ignition_http_path: "okd_ignition_files",
+                installation_device: host_config.installation_device.as_deref().ok_or_else(
+                    || {
+                        InterpretError::new(format!(
+                            "Could not find an installation device for host {}",
+                            node.summary()
+                        ))
+                    },
+                )?,
+                ignition_file_name,
+            }
+            .to_string();
+
+            debug!("[{}] iPXE content template:\n{content}", self.host_role);
             let mac_address = node.get_mac_address();
             if mac_address.is_empty() {
                 return Err(InterpretError::new(format!(