[pve-devel] [PATCH qemu-server v7 1/4] machine as property-string
Markus Frank
m.frank at proxmox.com
Thu Oct 12 12:02:04 CEST 2023
Signed-off-by: Markus Frank <m.frank at proxmox.com>
---
PVE/API2/Qemu.pm | 9 +++++++--
PVE/QemuConfig.pm | 3 ++-
PVE/QemuServer.pm | 16 ++++++---------
PVE/QemuServer/Machine.pm | 42 +++++++++++++++++++++++++++++++++++++--
4 files changed, 55 insertions(+), 15 deletions(-)
diff --git a/PVE/API2/Qemu.pm b/PVE/API2/Qemu.pm
index 9606e72..93f0f9b 100644
--- a/PVE/API2/Qemu.pm
+++ b/PVE/API2/Qemu.pm
@@ -1043,11 +1043,13 @@ __PACKAGE__->register_method({
$conf->{vmgenid} = PVE::QemuServer::generate_uuid();
}
- my $machine = $conf->{machine};
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($conf->{machine});
+ my $machine = $machine_conf->{type};
if (!$machine || $machine =~ m/^(?:pc|q35|virt)$/) {
# always pin Windows' machine version on create, they get to easily confused
if (PVE::QemuServer::Helpers::windows_version($conf->{ostype})) {
- $conf->{machine} = PVE::QemuServer::windows_get_pinned_machine_version($machine);
+ $machine_conf->{type} = PVE::QemuServer::windows_get_pinned_machine_version($machine);
+ $conf->{machine} = PVE::QemuServer::Machine::print_machine($machine_conf);
}
}
@@ -1880,6 +1882,9 @@ my $update_vm_api = sub {
);
}
$conf->{pending}->{$opt} = $param->{$opt};
+ } elsif ($opt eq 'machine') {
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($param->{$opt});
+ $conf->{pending}->{$opt} = $param->{$opt};
} else {
$conf->{pending}->{$opt} = $param->{$opt};
diff --git a/PVE/QemuConfig.pm b/PVE/QemuConfig.pm
index 10e6929..6f86bb1 100644
--- a/PVE/QemuConfig.pm
+++ b/PVE/QemuConfig.pm
@@ -433,7 +433,8 @@ sub __snapshot_rollback_hook {
} else {
# Note: old code did not store 'machine', so we try to be smart
# and guess the snapshot was generated with kvm 1.4 (pc-i440fx-1.4).
- $data->{forcemachine} = $conf->{machine} || 'pc-i440fx-1.4';
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($conf->{machine});
+ $data->{forcemachine} = $machine_conf->{type} || 'pc-i440fx-1.4';
# we remove the 'machine' configuration if not explicitly specified
# in the original config.
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index bf1de17..7791373 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -118,14 +118,6 @@ PVE::JSONSchema::register_standard_option('pve-qm-stateuri', {
optional => 1,
});
-PVE::JSONSchema::register_standard_option('pve-qemu-machine', {
- description => "Specifies the QEMU machine type.",
- type => 'string',
- pattern => '(pc|pc(-i440fx)?-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|q35|pc-q35-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|virt(?:-\d+(\.\d+)+)?(\+pve\d+)?)',
- maxLength => 40,
- optional => 1,
-});
-
# FIXME: remove in favor of just using the INotify one, it's cached there exactly the same way
my $nodename_cache;
sub nodename {
@@ -2204,8 +2196,9 @@ sub qemu_created_version_fixups {
# check if we need to apply some handling for VMs that always use the latest machine version but
# had a machine version transition happen that affected HW such that, e.g., an OS config change
# would be required (we do not want to pin machine version for non-windows OS type)
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($conf->{machine});
if (
- (!defined($conf->{machine}) || $conf->{machine} =~ m/^(?:pc|q35|virt)$/) # non-versioned machine
+ (!defined($machine_conf->{type}) || $machine_conf->{type} =~ m/^(?:pc|q35|virt)$/) # non-versioned machine
&& (!defined($meta->{'creation-qemu'}) || !min_version($meta->{'creation-qemu'}, 6, 1)) # created before 6.1
&& (!$forced_vers || min_version($forced_vers, 6, 1)) # handle snapshot-rollback/migrations
&& min_version($kvmver, 6, 1) # only need to apply the change since 6.1
@@ -3364,7 +3357,8 @@ sub windows_get_pinned_machine_version {
sub get_vm_machine {
my ($conf, $forcemachine, $arch, $add_pve_version, $kvmversion) = @_;
- my $machine = $forcemachine || $conf->{machine};
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($conf->{machine});
+ my $machine = $forcemachine || $machine_conf->{type};
if (!$machine || $machine =~ m/^(?:pc|q35|virt)$/) {
$kvmversion //= kvm_user_version();
@@ -3609,6 +3603,8 @@ sub config_to_command {
my $kvm = $conf->{kvm};
my $nodename = nodename();
+ my $machine_conf = PVE::QemuServer::Machine::parse_machine($conf->{machine});
+
my $arch = get_vm_arch($conf);
my $kvm_binary = get_command_for_arch($arch);
my $kvmver = kvm_user_version($kvm_binary);
diff --git a/PVE/QemuServer/Machine.pm b/PVE/QemuServer/Machine.pm
index d9429ed..cb729ca 100644
--- a/PVE/QemuServer/Machine.pm
+++ b/PVE/QemuServer/Machine.pm
@@ -5,6 +5,7 @@ use warnings;
use PVE::QemuServer::Helpers;
use PVE::QemuServer::Monitor;
+use PVE::JSONSchema qw(get_standard_option parse_property_string);
# Bump this for VM HW layout changes during a release (where the QEMU machine
# version stays the same)
@@ -12,10 +13,46 @@ our $PVE_MACHINE_VERSION = {
'4.1' => 2,
};
+my $machine_fmt = {
+ type => {
+ default_key => 1,
+ description => "Specifies the QEMU machine type.",
+ type => 'string',
+ pattern => '(pc|pc(-i440fx)?-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|q35|pc-q35-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|virt(?:-\d+(\.\d+)+)?(\+pve\d+)?)',
+ maxLength => 40,
+ format_description => 'machine type',
+ optional => 1,
+ },
+};
+
+PVE::JSONSchema::register_format('pve-qemu-machine-fmt', $machine_fmt);
+
+PVE::JSONSchema::register_standard_option('pve-qemu-machine', {
+ description => "Specify the QEMU machine type.",
+ type => 'string',
+ optional => 1,
+ format => PVE::JSONSchema::get_format('pve-qemu-machine-fmt'),
+});
+
+sub parse_machine {
+ my ($value) = @_;
+
+ return if !$value;
+
+ my $res = parse_property_string($machine_fmt, $value);
+ return $res;
+}
+
+sub print_machine {
+ my ($machine_conf) = @_;
+ return print_property_string($machine_conf, $machine_fmt);
+}
+
sub machine_type_is_q35 {
my ($conf) = @_;
- return $conf->{machine} && ($conf->{machine} =~ m/q35/) ? 1 : 0;
+ my $machine_conf = parse_machine($conf->{machine});
+ return $machine_conf->{type} && ($machine_conf->{type} =~ m/q35/) ? 1 : 0;
}
sub current_from_query_machines {
@@ -120,7 +157,8 @@ sub qemu_machine_pxe {
my $machine = get_current_qemu_machine($vmid);
- if ($conf->{machine} && $conf->{machine} =~ m/\.pxe$/) {
+ my $machine_conf = parse_machine($conf->{machine});
+ if ($machine_conf->{type} && $machine_conf->{type} =~ m/\.pxe$/) {
$machine .= '.pxe';
}
--
2.39.2
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