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From: Filip Schauer <f.schauer@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH manager v3 04/11] introduce hardware rng scanning api
Date: Mon, 10 Feb 2025 16:37:27 +0100	[thread overview]
Message-ID: <20250210153734.103381-5-f.schauer@proxmox.com> (raw)
In-Reply-To: <20250210153734.103381-1-f.schauer@proxmox.com>

Signed-off-by: Filip Schauer <f.schauer@proxmox.com>
---
 PVE/API2/Hardware.pm       |  7 ++++++
 PVE/API2/Hardware/HWRNG.pm | 47 ++++++++++++++++++++++++++++++++++++++
 PVE/API2/Hardware/Makefile |  1 +
 3 files changed, 55 insertions(+)
 create mode 100644 PVE/API2/Hardware/HWRNG.pm

diff --git a/PVE/API2/Hardware.pm b/PVE/API2/Hardware.pm
index 1c6fd8f5..02503b22 100644
--- a/PVE/API2/Hardware.pm
+++ b/PVE/API2/Hardware.pm
@@ -6,11 +6,17 @@ use warnings;
 use PVE::JSONSchema qw(get_standard_option);
 use PVE::RESTHandler;
 
+use PVE::API2::Hardware::HWRNG;
 use PVE::API2::Hardware::PCI;
 use PVE::API2::Hardware::USB;
 
 use base qw(PVE::RESTHandler);
 
+__PACKAGE__->register_method ({
+    subclass => "PVE::API2::Hardware::HWRNG",
+    path => 'hwrng',
+});
+
 __PACKAGE__->register_method ({
     subclass => "PVE::API2::Hardware::PCI",
     path => 'pci',
@@ -47,6 +53,7 @@ __PACKAGE__->register_method ({
 	my ($param) = @_;
 
 	my $res = [
+	    { type => 'hwrng' },
 	    { type => 'pci' },
 	    { type => 'usb' },
 	];
diff --git a/PVE/API2/Hardware/HWRNG.pm b/PVE/API2/Hardware/HWRNG.pm
new file mode 100644
index 00000000..1c3ac240
--- /dev/null
+++ b/PVE/API2/Hardware/HWRNG.pm
@@ -0,0 +1,47 @@
+package PVE::API2::Hardware::HWRNG;
+
+use strict;
+use warnings;
+
+use PVE::JSONSchema qw(get_standard_option);
+
+use PVE::QemuServer::RNG qw(check_rng_source);
+
+use base qw(PVE::RESTHandler);
+
+__PACKAGE__->register_method({
+    name => 'hwrngscan',
+    path => '',
+    method => 'GET',
+    description => "List local Hardware RNG devices.",
+    protected => 1,
+    proxyto => "node",
+    permissions => {
+	check => ['perm', '/', ['Sys.Audit']],
+    },
+    parameters => {
+	additionalProperties => 0,
+	properties => {
+	    node => get_standard_option('pve-node'),
+	},
+    },
+    returns => {
+	type => 'array',
+	items => {
+	    type => "object",
+	    properties => {
+		path => { type => 'string'},
+	    },
+	},
+    },
+    code => sub {
+	my ($param) = @_;
+
+	eval { PVE::QemuServer::RNG::check_rng_source('/dev/hwrng') };
+	if (my $err = $@) {
+	    return [];
+	}
+
+	return [ { path => '/dev/hwrng' } ];
+    }
+});
diff --git a/PVE/API2/Hardware/Makefile b/PVE/API2/Hardware/Makefile
index 026a8dd6..1e552864 100644
--- a/PVE/API2/Hardware/Makefile
+++ b/PVE/API2/Hardware/Makefile
@@ -1,6 +1,7 @@
 include ../../../defines.mk
 
 PERLSOURCE=			\
+	HWRNG.pm		\
 	PCI.pm			\
 	USB.pm			\
 
-- 
2.39.5



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  parent reply	other threads:[~2025-02-10 15:38 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-10 15:37 [pve-devel] [PATCH cluster/guest-common/manager/qemu-server v3 00/11] fix #5657: allow configuring RNG device as non-root user Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH guest-common v3 01/11] mapping: add a hardware RNG mapping config Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH cluster v3 02/11] cfs: add 'mapping/hwrng.cfg' to observed files Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH manager v3 03/11] introduce hardware rng mapping api Filip Schauer
2025-02-10 15:37 ` Filip Schauer [this message]
2025-02-10 15:37 ` [pve-devel] [PATCH manager v3 05/11] ui: add hardware RNG resource mapping Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH manager v3 06/11] ui: allow use of mapped hardware RNGs as entropy sources for VMs Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH manager v3 07/11] ui: split resource mapping types into tabbed views Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH qemu-server v3 08/11] refactor: move rng related code into its own module Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH qemu-server v3 09/11] add helpers for VirtIO RNG command line arguments Filip Schauer
2025-02-10 15:37 ` [pve-devel] [PATCH qemu-server v3 10/11] allow non-root users to set /dev/u?random as an RNG source Filip Schauer
2025-02-11 12:34   ` Fabian Grünbichler
2025-02-10 15:37 ` [pve-devel] [PATCH qemu-server v3 11/11] let VirtIO RNG devices source entropy from mapped HWRNGs Filip Schauer
2025-02-11 12:34   ` Fabian Grünbichler
2025-02-11 12:34 ` [pve-devel] [PATCH cluster/guest-common/manager/qemu-server v3 00/11] fix #5657: allow configuring RNG device as non-root user Fabian Grünbichler
2025-02-18 11:17   ` Filip Schauer

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