[Libguestfs] [PATCH 3/4] v2v: -o libvirt: Refactor creation of XML body.

Just refactoring, no change in semantics. --- v2v/create_libvirt_xml.ml | 49 +++++++++++++++++++++++++++++++---------------- 1 file changed, 32 insertions(+), 17 deletions(-) diff --git a/v2v/create_libvirt_xml.ml b/v2v/create_libvirt_xml.ml index de3ff39..7830bc3 100644 --- a/v2v/create_libvirt_xml.ml +++ b/v2v/create_libvirt_xml.ml @@ -32,6 +32,21 @@ let string_set_of_list = let create_libvirt_xml ?pool source target_buses guestcaps target_features target_firmware = + (* The main body of the libvirt XML document. *) + let body = ref [] in + + append body [ + Comment generated_by; + e "name" [] [PCData source.s_name]; + ]; + + let memory_k = source.s_memory /^ 1024L in + append body [ + e "memory" ["unit", "KiB"] [PCData (Int64.to_string memory_k)]; + e "currentMemory" ["unit", "KiB"] [PCData (Int64.to_string memory_k)]; + e "vcpu" [] [PCData (string_of_int source.s_vcpu)] + ]; + let uefi_firmware = match target_firmware with | TargetBIOS -> None @@ -47,8 +62,6 @@ let create_libvirt_xml ?pool source target_buses guestcaps let machine_q35 = secure_boot_required in let smm = secure_boot_required in - let memory_k = source.s_memory /^ 1024L in - (* We have the machine features of the guest when it was on the * source hypervisor (source.s_features). We have the acpi flag * which tells us whether acpi is required by this guest @@ -91,6 +104,10 @@ let create_libvirt_xml ?pool source target_buses guestcaps let features = List.sort compare (StringSet.elements features) in + append body [ + e "features" [] (List.map (fun s -> e s [] []) features); + ]; + (* The <os> section subelements. *) let os_section = let machine = if machine_q35 then [ "machine", "q35" ] else [] in @@ -108,6 +125,14 @@ let create_libvirt_xml ?pool source target_buses guestcaps (e "type" (["arch", guestcaps.gcaps_arch] @ machine) [PCData "hvm"]) :: loader in + append body [ + e "os" [] os_section; + + e "on_poweroff" [] [PCData "destroy"]; + e "on_reboot" [] [PCData "restart"]; + e "on_crash" [] [PCData "restart"]; + ]; + (* The devices. *) let devices = ref [] in @@ -284,23 +309,13 @@ let create_libvirt_xml ?pool source target_buses guestcaps e "console" ["type", "pty"] []; ]; + append body [ + e "devices" [] !devices; + ]; + let doc : doc = doc "domain" [ "type", "kvm"; (* Always assume target is kvm? *) - ] [ - Comment generated_by; - e "name" [] [PCData source.s_name]; - e "memory" ["unit", "KiB"] [PCData (Int64.to_string memory_k)]; - e "currentMemory" ["unit", "KiB"] [PCData (Int64.to_string memory_k)]; - e "vcpu" [] [PCData (string_of_int source.s_vcpu)]; - e "os" [] os_section; - e "features" [] (List.map (fun s -> e s [] []) features); - - e "on_poweroff" [] [PCData "destroy"]; - e "on_reboot" [] [PCData "restart"]; - e "on_crash" [] [PCData "restart"]; - - e "devices" [] !devices; - ] in + ] !body in doc -- 2.10.2