talos/pkg/machinery/resources/runtime/kernel_cmdline.go
Andrey Smirnov 3801413309
feat: expose kernel cmdline as a resource
Fixes #11279

Co-authored-by: Mateusz Urbanek <mateusz.urbanek@siderolabs.com>
Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>
2025-07-02 15:31:10 +02:00

66 lines
2.0 KiB
Go

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package runtime
import (
"github.com/cosi-project/runtime/pkg/resource"
"github.com/cosi-project/runtime/pkg/resource/meta"
"github.com/cosi-project/runtime/pkg/resource/protobuf"
"github.com/cosi-project/runtime/pkg/resource/typed"
"github.com/siderolabs/talos/pkg/machinery/proto"
)
// KernelCmdlineType is type of KernelCmdline resource.
const KernelCmdlineType = resource.Type("KernelCmdlines.runtime.talos.dev")
// KernelCmdline resource holds configuration for kernel message log streaming.
type KernelCmdline = typed.Resource[KernelCmdlineSpec, KernelCmdlineExtension]
// KernelCmdlineID is a resource ID for KernelCmdline.
const KernelCmdlineID resource.ID = "cmdline"
// KernelCmdlineSpec presents kernel command line (contents of /proc/cmdline).
//
//gotagsrewrite:gen
type KernelCmdlineSpec struct {
Cmdline string `yaml:"cmdline" protobuf:"1"`
}
// NewKernelCmdline initializes a KernelCmdline resource.
func NewKernelCmdline() *KernelCmdline {
return typed.NewResource[KernelCmdlineSpec, KernelCmdlineExtension](
resource.NewMetadata(NamespaceName, KernelCmdlineType, KernelCmdlineID, resource.VersionUndefined),
KernelCmdlineSpec{},
)
}
// KernelCmdlineExtension is auxiliary resource data for KernelCmdline.
type KernelCmdlineExtension struct{}
// ResourceDefinition implements meta.ResourceDefinitionProvider interface.
func (KernelCmdlineExtension) ResourceDefinition() meta.ResourceDefinitionSpec {
return meta.ResourceDefinitionSpec{
Type: KernelCmdlineType,
Aliases: []resource.Type{"cmdline"},
DefaultNamespace: NamespaceName,
PrintColumns: []meta.PrintColumn{
{
Name: "Cmdline",
JSONPath: "{.cmdline}",
},
},
}
}
func init() {
proto.RegisterDefaultTypes()
err := protobuf.RegisterDynamic[KernelCmdlineSpec](KernelCmdlineType, &KernelCmdline{})
if err != nil {
panic(err)
}
}