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From: Fiona Ebner <f.ebner@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>,
	Filip Schauer <f.schauer@proxmox.com>
Subject: Re: [pve-devel] [PATCH storage v6 3/7] api: content: support moving backups between path based storages
Date: Thu, 13 Feb 2025 18:21:03 +0100	[thread overview]
Message-ID: <68d023cf-0e18-40ac-b7a2-8402f57d7ac4@proxmox.com> (raw)
In-Reply-To: <20250120112842.36450-4-f.schauer@proxmox.com>

Am 20.01.25 um 12:28 schrieb Filip Schauer:
> This commit adds the "backup+size" export format. When this format is
> used, the data stream starts with metadata of the backup (protected flag
> & notes) followed by the contents of the backup archive.
> 
> Signed-off-by: Filip Schauer <f.schauer@proxmox.com>
> ---
>  src/PVE/API2/Storage/Content.pm | 15 ++++++++++--
>  src/PVE/Storage.pm              | 10 +++++++-
>  src/PVE/Storage/Plugin.pm       | 42 +++++++++++++++++++++++++++++----
>  3 files changed, 60 insertions(+), 7 deletions(-)
> 
> diff --git a/src/PVE/API2/Storage/Content.pm b/src/PVE/API2/Storage/Content.pm
> index ac451dc..9ee3c51 100644
> --- a/src/PVE/API2/Storage/Content.pm
> +++ b/src/PVE/API2/Storage/Content.pm
> @@ -548,10 +548,10 @@ __PACKAGE__->register_method ({
>  
>  	my $cfg = PVE::Storage::config();
>  
> -	my ($vtype) = PVE::Storage::parse_volname($cfg, $src_volid);
> +	my ($vtype, undef, $ownervm) = PVE::Storage::parse_volname($cfg, $src_volid);
>  	die "use pct move-volume or qm disk move" if $vtype eq 'images' || $vtype eq 'rootdir';
>  	die "moving volume of type '$vtype' not implemented\n"
> -	    if (!grep { $vtype eq $_ } qw(import iso snippets vztmpl));
> +	    if (!grep { $vtype eq $_ } qw(backup import iso snippets vztmpl));
>  
>  	my $rpcenv = PVE::RPCEnvironment::get();
>  	my $user = $rpcenv->get_user();
> @@ -560,10 +560,21 @@ __PACKAGE__->register_method ({
>  
>  	if ($delete) {
>  	    $rpcenv->check($user, "/storage/$src_storeid", ["Datastore.Allocate"]);
> +
> +	    if ($vtype eq 'backup') {
> +		my $src_cfg = PVE::Storage::storage_config($cfg, $src_storeid);
> +		my $src_plugin = PVE::Storage::Plugin->lookup($src_cfg->{type});
> +		my $protected = $src_plugin->get_volume_attribute($src_cfg, $src_storeid, $volname, 'protected');

I'd prefer this to use the function from the storage module rather than
calling into the plugin itself.

> +		die "cannot delete protected backup\n" if $protected;
> +	    }
>  	} else {
>  	    $rpcenv->check($user, "/storage/$dst_storeid", ["Datastore.AllocateSpace"]);
>  	}
>  
> +	if ($vtype eq 'backup' && $ownervm) {
> +	    $rpcenv->check($user, "/vms/$ownervm", ['VM.Backup']);
> +	}

Don't you just need to pass $ownervm to check_volume_access()? Because
having this check rules out a user with Datastore.Allocate to use the
API if they don't also have the backup permission.


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  reply	other threads:[~2025-02-13 17:21 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-20 11:28 [pve-devel] [PATCH storage v6 0/7] support moving volumes between storages Filip Schauer
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 1/7] plugin: allow volume import of iso, snippets, vztmpl and import Filip Schauer
2025-02-13 17:21   ` Fiona Ebner
2025-02-14  9:50     ` Fiona Ebner
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 2/7] api: content: implement moving a volume between storages Filip Schauer
2025-02-13 17:21   ` Fiona Ebner
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 3/7] api: content: support moving backups between path based storages Filip Schauer
2025-02-13 17:21   ` Fiona Ebner [this message]
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 4/7] storage: introduce decompress_archive_into_pipe helper Filip Schauer
2025-02-13 17:21   ` Fiona Ebner
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 5/7] support moving VMA backups to PBS Filip Schauer
2025-02-13 17:20   ` Fiona Ebner
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 6/7] pvesm: add a move-volume command Filip Schauer
2025-02-13 17:21   ` Fiona Ebner
2025-01-20 11:28 ` [pve-devel] [PATCH storage v6 7/7] storage migrate: avoid ssh when moving a volume locally Filip Schauer
2025-02-13 17:21   ` Fiona Ebner
2025-02-13 17:23 ` [pve-devel] [PATCH storage v6 0/7] support moving volumes between storages Fiona Ebner
2025-03-11 14:25 ` Filip Schauer

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