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https://github.com/siderolabs/talos.git
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96aa9638f7
There's a cyclic dependency on siderolink library which imports talos machinery back. We will fix that after we get talos pushed under a new name. Signed-off-by: Andrey Smirnov <andrey.smirnov@talos-systems.com>
80 lines
2.1 KiB
Go
80 lines
2.1 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package runtime
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"strings"
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"github.com/cosi-project/runtime/pkg/controller"
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"github.com/cosi-project/runtime/pkg/resource"
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"go.uber.org/zap"
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"github.com/siderolabs/talos/pkg/machinery/constants"
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"github.com/siderolabs/talos/pkg/machinery/extensions"
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"github.com/siderolabs/talos/pkg/machinery/resources/runtime"
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)
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// ExtensionStatusController loads extensions.yaml and updates ExtensionStatus resources.
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type ExtensionStatusController struct{}
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// Name implements controller.Controller interface.
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func (ctrl *ExtensionStatusController) Name() string {
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return "runtime.ExtensionStatusController"
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}
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// Inputs implements controller.Controller interface.
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func (ctrl *ExtensionStatusController) Inputs() []controller.Input {
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return nil
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}
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// Outputs implements controller.Controller interface.
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func (ctrl *ExtensionStatusController) Outputs() []controller.Output {
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return []controller.Output{
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{
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Type: runtime.ExtensionStatusType,
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Kind: controller.OutputExclusive,
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},
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}
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}
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// Run implements controller.Controller interface.
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func (ctrl *ExtensionStatusController) Run(ctx context.Context, r controller.Runtime, logger *zap.Logger) error {
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// controller runs once, as extensions are static
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select {
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case <-ctx.Done():
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return nil
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case <-r.EventCh():
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}
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var cfg extensions.Config
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if err := cfg.Read(constants.ExtensionsRuntimeConfigFile); err != nil {
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if errors.Is(err, io.EOF) {
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// no extensions installed
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return nil
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}
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return fmt.Errorf("failed loading extensions config: %w", err)
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}
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for _, layer := range cfg.Layers {
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id := strings.TrimSuffix(layer.Image, ".sqsh")
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if err := r.Modify(ctx, runtime.NewExtensionStatus(runtime.NamespaceName, id), func(res resource.Resource) error {
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*res.(*runtime.ExtensionStatus).TypedSpec() = *layer
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return nil
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}); err != nil {
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return err
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}
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}
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return nil
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}
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