public inbox for pve-devel@lists.proxmox.com
 help / color / mirror / Atom feed
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 qemu-server v2 8/9] allow non-root users to set /dev/u?random as an RNG source
Date: Thu, 30 Jan 2025 13:18:05 +0100	[thread overview]
Message-ID: <3b9e9ecb-08ca-4acc-a829-3f48d357e56f@proxmox.com> (raw)
In-Reply-To: <20250129155339.164696-9-f.schauer@proxmox.com>

Am 29.01.25 um 16:53 schrieb Filip Schauer:
> Allow non-root users with the VM.Config.HWType privilege to configure
> /dev/urandom & /dev/random as an entropy source for a VirtIO RNG device.
> /dev/hwrng remains restricted to the root user.
> 
> Signed-off-by: Filip Schauer <f.schauer@proxmox.com>
> ---
>  PVE/API2/Qemu.pm  | 42 ++++++++++++++++++++++++++++++++++++++++++
>  PVE/QemuServer.pm | 13 +++++++++++--
>  2 files changed, 53 insertions(+), 2 deletions(-)
> 
> diff --git a/PVE/API2/Qemu.pm b/PVE/API2/Qemu.pm
> index db356b7e..8262c9d4 100644
> --- a/PVE/API2/Qemu.pm
> +++ b/PVE/API2/Qemu.pm
> @@ -670,6 +670,7 @@ my $hwtypeoptions = {
>      'vga' => 1,
>      'watchdog' => 1,
>      'audio0' => 1,
> +    'rng0' => 1,
>  };
>  
>  my $generaloptions = {
> @@ -798,6 +799,36 @@ my sub check_vm_create_hostpci_perm {
>      return 1;
>  };
>  
> +my sub check_rng_perm {
> +    my ($rpcenv, $authuser, $vmid, $pool, $opt, $value) = @_;
> +
> +    return 1 if $authuser eq 'root@pam';
> +
> +    $rpcenv->check_vm_perm($authuser, $vmid, $pool, ['VM.Config.HWType']);
> +
> +    my $device = PVE::JSONSchema::parse_property_string('pve-qm-rng', $value);

Nit: missing explicit use statement for the RNG module (that is where
the format is registered).


_______________________________________________
pve-devel mailing list
pve-devel@lists.proxmox.com
https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel


  reply	other threads:[~2025-01-30 12:18 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-29 15:53 [pve-devel] [PATCH cluster/guest-common/manager/qemu-server v2 0/9] fix #5657: allow configuring RNG device as non-root user Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH guest-common v2 1/9] mapping: add a hardware RNG mapping config Filip Schauer
2025-01-30 12:18   ` Fiona Ebner
2025-01-29 15:53 ` [pve-devel] [PATCH cluster v2 2/9] cfs: add 'mapping/hwrng.cfg' to observed files Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH manager v2 3/9] introduce hardware rng mapping api Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH manager v2 4/9] introduce hardware rng scanning api Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH manager v2 5/9] ui: add hardware RNG resource mapping Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH manager v2 6/9] ui: allow use of mapped hardware RNGs as entropy sources for VMs Filip Schauer
2025-01-29 15:53 ` [pve-devel] [PATCH qemu-server v2 7/9] refactor: move rng related code into its own module Filip Schauer
2025-01-30 12:17   ` Fiona Ebner
2025-01-29 15:53 ` [pve-devel] [PATCH qemu-server v2 8/9] allow non-root users to set /dev/u?random as an RNG source Filip Schauer
2025-01-30 12:18   ` Fiona Ebner [this message]
2025-01-29 15:53 ` [pve-devel] [PATCH qemu-server v2 9/9] let VirtIO RNG devices source entropy from mapped HWRNGs Filip Schauer
2025-01-30 12:17 ` [pve-devel] [PATCH cluster/guest-common/manager/qemu-server v2 0/9] fix #5657: allow configuring RNG device as non-root user Fiona Ebner
2025-02-10 15:47   ` Filip Schauer

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=3b9e9ecb-08ca-4acc-a829-3f48d357e56f@proxmox.com \
    --to=f.ebner@proxmox.com \
    --cc=f.schauer@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
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal