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feat: implement events manager container
- set up `talos.events.sink` kernel args. - build and run additional container to receive talos events. - log all events in the adapter. Signed-off-by: Artem Chernyshev <[email protected]>
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93 changes: 93 additions & 0 deletions
93
app/sidero-controller-manager/cmd/events-manager/adapter.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| // 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/. | ||
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| package main | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "strings" | ||
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| "go.uber.org/zap" | ||
| runtimeclient "sigs.k8s.io/controller-runtime/pkg/client" | ||
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| "github.com/talos-systems/siderolink/pkg/events" | ||
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| "github.com/talos-systems/talos/pkg/machinery/api/machine" | ||
| ) | ||
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| // Adapter implents gRPC API. | ||
| type Adapter struct { | ||
| Sink *events.Sink | ||
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| logger *zap.Logger | ||
| metalClient runtimeclient.Client | ||
| } | ||
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| // NewAdapter initializes new server. | ||
| func NewAdapter(metalClient runtimeclient.Client, logger *zap.Logger) *Adapter { | ||
| return &Adapter{ | ||
| logger: logger, | ||
| metalClient: metalClient, | ||
| } | ||
| } | ||
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| // HandleEvent implements events.Adapter. | ||
| func (a *Adapter) HandleEvent(ctx context.Context, event events.Event) error { | ||
| logger := a.logger.With( | ||
| zap.String("node", event.Node), | ||
| zap.String("id", event.ID), | ||
| zap.String("type", event.TypeURL), | ||
| ) | ||
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| fields := []zap.Field{} | ||
| message := "incoming event" | ||
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| var err error | ||
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| switch event := event.Payload.(type) { | ||
| case *machine.AddressEvent: | ||
| fields = append(fields, zap.String("hostname", event.GetHostname()), zap.String("addresses", strings.Join(event.GetAddresses(), ","))) | ||
| case *machine.ConfigValidationErrorEvent: | ||
| fields = append(fields, zap.Error(fmt.Errorf(event.GetError()))) | ||
| case *machine.ConfigLoadErrorEvent: | ||
| fields = append(fields, zap.Error(fmt.Errorf(event.GetError()))) | ||
| case *machine.PhaseEvent: | ||
| fields = append(fields, zap.String("phase", event.GetPhase()), zap.String("action", event.GetAction().String())) | ||
| case *machine.TaskEvent: | ||
| fields = append(fields, zap.String("task", event.GetTask()), zap.String("action", event.GetAction().String())) | ||
| case *machine.ServiceStateEvent: | ||
| message = "service " + event.GetMessage() | ||
| fields = append(fields, zap.String("service", event.GetService()), zap.String("action", event.GetAction().String())) | ||
| case *machine.SequenceEvent: | ||
| fields = append(fields, zap.String("sequence", event.GetSequence()), zap.String("action", event.GetAction().String())) | ||
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| if event.GetError() != nil { | ||
| err = fmt.Errorf(event.GetError().GetMessage()) | ||
| } | ||
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| if event.GetSequence() == "install" && | ||
| event.GetAction() == machine.SequenceEvent_STOP { | ||
| if event.GetError() != nil { | ||
| message = "failed to install Talos" | ||
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| break | ||
| } | ||
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| message = "successfully installed Talos" | ||
| } | ||
| } | ||
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| if err != nil { | ||
| fields = append(fields, zap.Error(err)) | ||
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| logger.Error(message, fields...) | ||
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| return nil | ||
| } | ||
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| logger.Info(message, fields...) | ||
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| return nil | ||
| } |
32 changes: 32 additions & 0 deletions
32
app/sidero-controller-manager/cmd/events-manager/kubernetes.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| // 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/. | ||
|
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| package main | ||
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| import ( | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| clientgoscheme "k8s.io/client-go/kubernetes/scheme" | ||
| ctrl "sigs.k8s.io/controller-runtime" | ||
| runtimeclient "sigs.k8s.io/controller-runtime/pkg/client" | ||
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| sidero "github.com/talos-systems/sidero/app/caps-controller-manager/api/v1alpha3" | ||
| ) | ||
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| func getMetalClient() (runtimeclient.Client, error) { | ||
| kubeconfig := ctrl.GetConfigOrDie() | ||
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| scheme := runtime.NewScheme() | ||
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| if err := clientgoscheme.AddToScheme(scheme); err != nil { | ||
| return nil, err | ||
| } | ||
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| if err := sidero.AddToScheme(scheme); err != nil { | ||
| return nil, err | ||
| } | ||
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| client, err := runtimeclient.New(kubeconfig, runtimeclient.Options{Scheme: scheme}) | ||
|
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| return client, err | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| // 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/. | ||
|
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| package main | ||
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| import ( | ||
| "context" | ||
| "errors" | ||
| "flag" | ||
| "fmt" | ||
| "net" | ||
| "os" | ||
| "os/signal" | ||
| "syscall" | ||
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| "go.uber.org/zap" | ||
| "golang.org/x/sync/errgroup" | ||
| "google.golang.org/grpc" | ||
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| "github.com/talos-systems/sidero/app/sidero-controller-manager/internal/siderolink" | ||
| "github.com/talos-systems/siderolink/api/events" | ||
| sink "github.com/talos-systems/siderolink/pkg/events" | ||
| ) | ||
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| func main() { | ||
| flag.Parse() | ||
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| if err := run(); err != nil { | ||
| fmt.Fprintf(os.Stderr, "error: %s", err) | ||
| os.Exit(1) | ||
| } | ||
| } | ||
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| func run() error { | ||
| logger, err := zap.NewProduction() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to initialize logger: %w", err) | ||
| } | ||
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| zap.ReplaceGlobals(logger) | ||
| zap.RedirectStdLog(logger) | ||
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| ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM) | ||
| defer cancel() | ||
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| eg, ctx := errgroup.WithContext(ctx) | ||
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| address := fmt.Sprintf(":%d", siderolink.EventsSinkPort) | ||
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| lis, err := net.Listen("tcp", address) | ||
| if err != nil { | ||
| return fmt.Errorf("error listening for gRPC API: %w", err) | ||
| } | ||
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| s := grpc.NewServer() | ||
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| client, err := getMetalClient() | ||
| if err != nil { | ||
| return fmt.Errorf("error getting metal client: %w", err) | ||
| } | ||
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| srv := sink.NewSink( | ||
| NewAdapter(client, | ||
| logger.With(zap.String("component", "sink")), | ||
| ), | ||
| ) | ||
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| events.RegisterEventSinkServiceServer(s, srv) | ||
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| eg.Go(func() error { | ||
| logger.Info("started gRPC event sink", zap.String("address", address)) | ||
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| return s.Serve(lis) | ||
| }) | ||
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| eg.Go(func() error { | ||
| <-ctx.Done() | ||
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| s.Stop() | ||
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| return nil | ||
| }) | ||
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| if err := eg.Wait(); err != nil && !errors.Is(err, grpc.ErrServerStopped) && errors.Is(err, context.Canceled) { | ||
| return err | ||
| } | ||
|
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| return nil | ||
| } |
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