Files
libguestfs/v2v/input_libvirt_vcenter_https.ml
Richard W.M. Jones 0aa3545e4d v2v: vCenter: Replace qemu block curl driver with nbdkit-curl-plugin.
Because of the self-configuring readahead plugin we can entirely get
rid of input#adjust_overlay_parameters, which is definitely a good
thing.
2019-10-08 13:15:10 +01:00

94 lines
3.1 KiB
OCaml

(* virt-v2v
* Copyright (C) 2009-2019 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*)
(** [-i libvirt] when the source is VMware vCenter *)
open Common_gettext.Gettext
open Tools_utils
open Unix_utils.Env
open Types
open Utils
open Xpath_helpers
open Parse_libvirt_xml
open Input_libvirt_other
open Printf
(* Subclass specialized for handling VMware vCenter over https. *)
class input_libvirt_vcenter_https
libvirt_conn input_password parsed_uri server guest =
object (self)
inherit input_libvirt libvirt_conn guest
val mutable dcPath = ""
method precheck () =
error_if_libvirt_does_not_support_json_backingfile ()
method source () =
debug "input_libvirt_vcenter_https: source: server %s" server;
(* Remove proxy environment variables so curl doesn't try to use
* them. Using a proxy is generally a bad idea because vCenter
* is slow enough as it is without putting another device in
* the way (RHBZ#1354507).
*)
unsetenv "https_proxy";
unsetenv "all_proxy";
unsetenv "no_proxy";
unsetenv "HTTPS_PROXY";
unsetenv "ALL_PROXY";
unsetenv "NO_PROXY";
let source, disks, xml = parse_libvirt_domain self#conn guest in
(* Find the <vmware:datacenterpath> element from the XML. This
* was added in libvirt >= 1.2.20.
*)
dcPath <- (
let doc = Xml.parse_memory xml in
let xpathctx = Xml.xpath_new_context doc in
Xml.xpath_register_ns xpathctx
"vmware" "http://libvirt.org/schemas/domain/vmware/1.0";
match xpath_string xpathctx "/domain/vmware:datacenterpath" with
| Some dcPath -> dcPath
| None ->
error (f_"vcenter: <vmware:datacenterpath> was not found in the XML. You need to upgrade to libvirt ≥ 1.2.20.")
);
let disks = List.map (
function
| { p_source = P_source_dev _ } -> assert false
| { p_source_disk = disk; p_source = P_dont_rewrite } -> disk
| { p_source_disk = disk; p_source = P_source_file path } ->
let { VCenter.qemu_uri } =
VCenter.map_source ?password_file:input_password
dcPath parsed_uri server path in
(* The libvirt ESX driver doesn't normally specify a format, but
* the format of the -flat file is *always* raw, so force it here.
*)
{ disk with s_qemu_uri = qemu_uri; s_format = Some "raw" }
) disks in
{ source with s_disks = disks }
end
let input_libvirt_vcenter_https = new input_libvirt_vcenter_https