virt-v2v/SOURCES/0010-input-nbdkit_ssh-Make-password-parameter-optional.patch

256 lines
10 KiB
Diff
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

From a99d9f2afee17688ec07e2ea0b130341a0cabce2 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Tue, 16 Jan 2024 10:27:30 +0000
Subject: [PATCH] input/nbdkit_ssh: Make password parameter optional
Instead of storing an explicit NoPassword case, make the password
parameter optional and encode NoPassword as None. This is simple
refactoring.
---
input/input_vmx.ml | 8 ++++----
input/input_xen_ssh.ml | 6 +++---
input/nbdkit_ssh.ml | 13 ++++++-------
input/nbdkit_ssh.mli | 9 ++++-----
input/parse_domain_from_vmx.ml | 6 +++---
input/parse_domain_from_vmx.mli | 8 ++++----
input/ssh.ml | 12 ++++++------
input/ssh.mli | 8 ++++----
8 files changed, 34 insertions(+), 36 deletions(-)
diff --git a/input/input_vmx.ml b/input/input_vmx.ml
index b3426fa2..f81a9674 100644
--- a/input/input_vmx.ml
+++ b/input/input_vmx.ml
@@ -47,8 +47,8 @@ module VMX = struct
| [arg] ->
let input_password =
match options.input_password with
- | None -> Nbdkit_ssh.NoPassword
- | Some ip -> Nbdkit_ssh.PasswordFile ip in
+ | None -> None
+ | Some ip -> Some (Nbdkit_ssh.PasswordFile ip) in
let input_transport =
match options.input_transport with
| None -> None
@@ -102,7 +102,7 @@ module VMX = struct
let user = uri.Xml.uri_user in
(* RHBZ#1774386 *)
- if not (Ssh.remote_file_exists ~password ?port ~server ?user
+ if not (Ssh.remote_file_exists ?password ?port ~server ?user
flat_vmdk) then
error (f_"This transport does not support guests with snapshots. \
Either collapse the snapshots for this guest and try \
@@ -112,7 +112,7 @@ module VMX = struct
let cor = dir // "convert" in
let bandwidth = options.bandwidth in
- let nbdkit = Nbdkit_ssh.create_ssh ?bandwidth ~cor ~password
+ let nbdkit = Nbdkit_ssh.create_ssh ?bandwidth ~cor ?password
~server ?port ?user flat_vmdk in
let _, pid = Nbdkit.run_unix socket nbdkit in
On_exit.kill pid
diff --git a/input/input_xen_ssh.ml b/input/input_xen_ssh.ml
index b583bd55..c4235a4b 100644
--- a/input/input_xen_ssh.ml
+++ b/input/input_xen_ssh.ml
@@ -96,8 +96,8 @@ module XenSSH = struct
let password =
match options.input_password with
- | None -> Nbdkit_ssh.NoPassword
- | Some ip -> Nbdkit_ssh.PasswordFile ip in
+ | None -> None
+ | Some ip -> Some (Nbdkit_ssh.PasswordFile ip) in
(* Create an nbdkit instance for each disk. *)
List.iteri (
@@ -122,7 +122,7 @@ module XenSSH = struct
| LocalFile path ->
let cor = dir // "convert" in
let bandwidth = options.bandwidth in
- let nbdkit = Nbdkit_ssh.create_ssh ?bandwidth ~cor ~password
+ let nbdkit = Nbdkit_ssh.create_ssh ?bandwidth ~cor ?password
?port ~server ?user path in
let _, pid = Nbdkit.run_unix socket nbdkit in
On_exit.kill pid
diff --git a/input/nbdkit_ssh.ml b/input/nbdkit_ssh.ml
index 3b72d3ad..bc96df13 100644
--- a/input/nbdkit_ssh.ml
+++ b/input/nbdkit_ssh.ml
@@ -28,9 +28,8 @@ open Utils
let nbdkit_min_version = (1, 12, 0)
type password =
-| NoPassword (* no password option at all *)
-| AskForPassword (* password=- *)
-| PasswordFile of string (* password=+file *)
+ | AskForPassword
+ | PasswordFile of string
let error_unless_nbdkit_version_ge config min_version =
let version = Nbdkit.version config in
@@ -45,7 +44,7 @@ let error_unless_nbdkit_min_version config =
(* Create an nbdkit module specialized for reading from SSH sources. *)
let create_ssh ?bandwidth ?cor ?(retry=true)
- ~password ?port ~server ?user path =
+ ?password ?port ~server ?user path =
if not (Nbdkit.is_installed ()) then
error (f_"nbdkit is not installed or not working");
@@ -108,8 +107,8 @@ let create_ssh ?bandwidth ?cor ?(retry=true)
(* Handle the password parameter specially. *)
(match password with
- | NoPassword -> ()
- | AskForPassword ->
+ | None -> ()
+ | Some AskForPassword ->
(* Because we will start nbdkit in the background and then wait
* for 30 seconds for it to start up, we cannot use the
* password=- feature of nbdkit to read the password
@@ -130,7 +129,7 @@ let create_ssh ?bandwidth ?cor ?(retry=true)
On_exit.unlink password_file;
with_open_out password_file (fun chan -> output_string chan password);
Nbdkit.add_arg cmd "password" ("+" ^ password_file)
- | PasswordFile password_file ->
+ | Some (PasswordFile password_file) ->
Nbdkit.add_arg cmd "password" ("+" ^ password_file)
);
diff --git a/input/nbdkit_ssh.mli b/input/nbdkit_ssh.mli
index daa20bb2..8ea8dea4 100644
--- a/input/nbdkit_ssh.mli
+++ b/input/nbdkit_ssh.mli
@@ -18,15 +18,14 @@
(** nbdkit when used as a source. *)
-type password =
-| NoPassword
-| AskForPassword
-| PasswordFile of string
+type password = (** Use [None] for no password *)
+ | AskForPassword (** [password=-] *)
+ | PasswordFile of string (** [password=+file] *)
val create_ssh : ?bandwidth:Types.bandwidth ->
?cor:string ->
?retry:bool ->
- password:password ->
+ ?password:password ->
?port:string ->
server:string ->
?user:string ->
diff --git a/input/parse_domain_from_vmx.ml b/input/parse_domain_from_vmx.ml
index 99c86b1a..eeac6597 100644
--- a/input/parse_domain_from_vmx.ml
+++ b/input/parse_domain_from_vmx.ml
@@ -29,8 +29,8 @@ open Utils
open Name_from_disk
type vmx_source =
- | File of string (* local file or NFS *)
- | SSH of Nbdkit_ssh.password * Xml.uri (* SSH URI *)
+ | File of string (* local file or NFS *)
+ | SSH of Nbdkit_ssh.password option * Xml.uri (* SSH URI *)
(* The single filename on the command line is intepreted either as
* a local file or a remote SSH URI (only if -it ssh).
@@ -349,7 +349,7 @@ let parse_domain_from_vmx vmx_source =
| None -> assert false (* checked by vmx_source_of_arg *)
| Some path -> path in
let filename = tmpdir // "source.vmx" in
- Ssh.download_file ~password ?port ~server ?user path filename;
+ Ssh.download_file ?password ?port ~server ?user path filename;
Parse_vmx.parse_file filename in
let name =
diff --git a/input/parse_domain_from_vmx.mli b/input/parse_domain_from_vmx.mli
index 208797a7..e26a1035 100644
--- a/input/parse_domain_from_vmx.mli
+++ b/input/parse_domain_from_vmx.mli
@@ -17,9 +17,9 @@
*)
type vmx_source =
- | File of string (** local file or NFS *)
- | SSH of Nbdkit_ssh.password * Xml.uri (** SSH URI *)
+ | File of string (** local file or NFS *)
+ | SSH of Nbdkit_ssh.password option * Xml.uri (** SSH URI *)
-val vmx_source_of_arg : Nbdkit_ssh.password -> [`SSH] option -> string ->
- vmx_source
+val vmx_source_of_arg : Nbdkit_ssh.password option -> [`SSH] option ->
+ string -> vmx_source
val parse_domain_from_vmx : vmx_source -> Types.source * string list
diff --git a/input/ssh.ml b/input/ssh.ml
index 71ebbf2a..10c61bbf 100644
--- a/input/ssh.ml
+++ b/input/ssh.ml
@@ -23,7 +23,7 @@ open Common_gettext.Gettext
open Printf
-let start_nbdkit ~password ?port ~server ?user path =
+let start_nbdkit ?password ?port ~server ?user path =
(* Create a random location for the socket used to talk to nbdkit. *)
let sockdir = Mkdtemp.temp_dir "v2vssh." in
On_exit.rm_rf sockdir;
@@ -35,7 +35,7 @@ let start_nbdkit ~password ?port ~server ?user path =
* the VMX file is large, so using this filter isn't necessary.
*)
let nbdkit =
- Nbdkit_ssh.create_ssh ~retry:false ~password ~server ?port ?user path in
+ Nbdkit_ssh.create_ssh ~retry:false ?password ~server ?port ?user path in
Nbdkit.set_readonly nbdkit true;
let _, pid = Nbdkit.run_unix socket nbdkit in
On_exit.kill pid;
@@ -44,8 +44,8 @@ let start_nbdkit ~password ?port ~server ?user path =
"nbd+unix://?socket=" ^ socket
(* Download a remote file into a local file. *)
-let download_file ~password ?port ~server ?user path output =
- let uri = start_nbdkit ~password ?port ~server ?user path in
+let download_file ?password ?port ~server ?user path output =
+ let uri = start_nbdkit ?password ?port ~server ?user path in
let cmd = [ "nbdcopy"; uri; output ] in
if run_command cmd <> 0 then
@@ -53,8 +53,8 @@ let download_file ~password ?port ~server ?user path output =
see earlier error messages")
(* Test if [path] exists on the remote server. *)
-let remote_file_exists ~password ?port ~server ?user path =
- let uri = start_nbdkit ~password ?port ~server ?user path in
+let remote_file_exists ?password ?port ~server ?user path =
+ let uri = start_nbdkit ?password ?port ~server ?user path in
(* Testing for remote size using nbdinfo should be sufficient to
* prove the remote file exists.
diff --git a/input/ssh.mli b/input/ssh.mli
index 40843024..6d9f1370 100644
--- a/input/ssh.mli
+++ b/input/ssh.mli
@@ -21,15 +21,15 @@
Internally this uses nbdkit-ssh-plugin (which uses sftp) as
that is much more predictable than running external ssh / scp. *)
-(** [remote_file_exists password ?port server ?user path]
+(** [remote_file_exists ?password ?port server ?user path]
checks that [path] exists on the remote server. *)
-val remote_file_exists : password:Nbdkit_ssh.password ->
+val remote_file_exists : ?password:Nbdkit_ssh.password ->
?port:string -> server:string -> ?user:string ->
string -> bool
-(** [download_file password ?port server ?user path output]
+(** [download_file ?password ?port server ?user path output]
downloads the single remote file at [path] to
the local file called [output]. *)
-val download_file : password:Nbdkit_ssh.password ->
+val download_file : ?password:Nbdkit_ssh.password ->
?port:string -> server:string -> ?user:string -> string ->
string -> unit