From: "Fabian Grünbichler" <f.gruenbichler@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>
Subject: Re: [pve-devel] [RFC qemu-server v2 21/25] backup: implement restore for external providers
Date: Thu, 12 Sep 2024 14:44:03 +0200 [thread overview]
Message-ID: <1726144470.re3492tra8.astroid@yuna.none> (raw)
In-Reply-To: <20240813132829.117460-22-f.ebner@proxmox.com>
On August 13, 2024 3:28 pm, Fiona Ebner wrote:
> First, the provider is asked about what restore mechanism to use.
> Currently, only 'qemu-img' is possible. Then the configuration files
> are restored, the provider gives information about volumes contained
> in the backup and finally the volumes are restored via
> 'qemu-img convert'.
>
> The code for the restore_external_archive() function was copied and
> adapted from the restore_proxmox_backup_archive() function. Together
> with restore_vma_archive() it seems sensible to extract the common
> parts and use a dedicated module for restore code.
>
> The parse_restore_archive() helper was renamed, because it's not just
> parsing.
>
> Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
> ---
>
> Changes in v2:
> * Adapt to API changes.
>
> PVE/API2/Qemu.pm | 29 +++++++++-
> PVE/QemuServer.pm | 139 ++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 165 insertions(+), 3 deletions(-)
>
[snip..]
> diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
> index 37f56f69..6cd21b7d 100644
> --- a/PVE/QemuServer.pm
> +++ b/PVE/QemuServer.pm
[snip..]
> +
> + # allocate volumes
> + my $map = $restore_allocate_devices->($storecfg, $virtdev_hash, $vmid);
> +
> + for my $virtdev (sort keys $virtdev_hash->%*) {
> + my $d = $virtdev_hash->{$virtdev};
> + next if $d->{is_cloudinit}; # no need to restore cloudinit
> +
> + my $info =
> + $backup_provider->restore_vm_volume_init($volname, $storeid, $d->{devname}, {});
> + my $source_path = $info->{'qemu-img-path'}
> + or die "did not get source image path from backup provider\n";
> + eval {
> + qemu_img_convert(
> + $source_path, $d->{volid}, $d->{size}, undef, 0, $options->{bwlimit});
> + };
this definitely needs to get a call to file_size_info with import
hardening patches applied ;)
> + my $err = $@;
> + eval {
> + $backup_provider->restore_vm_volume_cleanup($volname, $storeid, $d->{devname}, {});
> + };
> + if (my $cleanup_err = $@) {
> + die $cleanup_err if !$err;
> + warn $cleanup_err;
> + }
> + die $err if $err
> + }
> +
_______________________________________________
pve-devel mailing list
pve-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
next prev parent reply other threads:[~2024-09-12 12:44 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-13 13:28 [pve-devel] [RFC qemu/storage/qemu-server/container/manager v2 00/25] backup provider API Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu v2 01/25] block/reqlist: allow adding overlapping requests Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu v2 02/25] PVE backup: fixup error handling for fleecing Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu v2 03/25] PVE backup: factor out setting up snapshot access " Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu v2 04/25] PVE backup: save device name in device info structure Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu v2 05/25] PVE backup: include device name in error when setting up snapshot access fails Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu v2 06/25] PVE backup: add target ID in backup state Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu v2 07/25] PVE backup: get device info: allow caller to specify filter for which devices use fleecing Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu v2 08/25] PVE backup: implement backup access setup and teardown API for external providers Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu v2 09/25] PVE backup: implement bitmap support for external backup access Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC storage v2 10/25] plugin: introduce new_backup_provider() method Fiona Ebner
2024-09-12 12:43 ` Fabian Grünbichler
2024-09-12 13:21 ` Fiona Ebner
2024-09-13 6:13 ` Fabian Grünbichler
2024-08-13 13:28 ` [pve-devel] [RFC storage v2 11/25] extract backup config: delegate to backup provider if there is one Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [POC storage v2 12/25] add backup provider example Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [POC storage v2 13/25] Borg plugin Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu-server v2 14/25] move nbd_stop helper to QMPHelpers module Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu-server v2 15/25] backup: move cleanup of fleecing images to cleanup method Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu-server v2 16/25] backup: cleanup: check if VM is running before issuing QMP commands Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu-server v2 17/25] backup: keep track of block-node size instead of volume size Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu-server v2 18/25] backup: allow adding fleecing images also for EFI and TPM Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu-server v2 19/25] backup: implement backup for external providers Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [PATCH qemu-server v2 20/25] restore: die early when there is no size for a device Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC qemu-server v2 21/25] backup: implement restore for external providers Fiona Ebner
2024-09-12 12:44 ` Fabian Grünbichler [this message]
2024-09-12 13:32 ` Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC container v2 22/25] backup: implement backup " Fiona Ebner
2024-09-12 12:43 ` Fabian Grünbichler
2024-09-12 13:38 ` Fiona Ebner
2024-09-13 6:19 ` Fabian Grünbichler
2024-09-16 11:40 ` Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC container v2 23/25] backup: implement restore " Fiona Ebner
2024-09-12 12:43 ` Fabian Grünbichler
2024-09-12 13:56 ` Fiona Ebner
2024-09-12 14:08 ` Fiona Ebner
2024-09-13 6:35 ` Fabian Grünbichler
2024-09-13 13:05 ` Fiona Ebner
2024-09-19 9:44 ` Fabian Grünbichler
2024-09-13 6:34 ` Fabian Grünbichler
2024-08-13 13:28 ` [pve-devel] [PATCH manager v2 24/25] ui: backup: also check for backup subtype to classify archive Fiona Ebner
2024-08-13 13:28 ` [pve-devel] [RFC manager v2 25/25] backup: implement backup for external providers Fiona Ebner
2024-09-12 12:43 ` [pve-devel] [RFC qemu/storage/qemu-server/container/manager v2 00/25] backup provider API Fabian Grünbichler
2024-09-12 15:31 ` Thomas Lamprecht
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1726144470.re3492tra8.astroid@yuna.none \
--to=f.gruenbichler@proxmox.com \
--cc=pve-devel@lists.proxmox.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox