WIP: kubeadm join

README.md

@@ -43,8 +43,8 @@ aks-flex-node version
 > **Important:** All commands below assume you are running as root (`sudo su`). The agent installs and configures system-level components (containerd, kubelet, CNI) and manages systemd services, all of which require root privileges.
 
 ```bash
-# Start the agent
-aks-flex-node agent --config /etc/aks-flex-node/config.json
+# Start the agent (requires root)
+sudo aks-flex-node agent --config /etc/aks-flex-node/config.json
 ```
 
 For detailed setup instructions, prerequisites, requirements, and configuration options, see the **[Usage Guide](docs/usage.md)**.

commands.go

@@ -25,6 +25,18 @@ var (
 	BuildTime = "unknown"
 )
 
+func NewApplyCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "apply",
+		Short: "Apply the AKS node configuration and join the cluster",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runApply(cmd.Context())
+		},
+	}
+
+	return cmd
+}
+
 // NewAgentCommand creates a new agent command
 func NewAgentCommand() *cobra.Command {
 	cmd := &cobra.Command{
@@ -67,6 +79,28 @@ func NewVersionCommand() *cobra.Command {
 	return cmd
 }
 
+// runApply applies the node configuration and joins the cluster.
+func runApply(ctx context.Context) error {
+	logger := logger.GetLoggerFromContext(ctx)
+
+	cfg, err := config.LoadConfig(configPath)
+	if err != nil {
+		return fmt.Errorf("failed to load config from %s: %w", configPath, err)
+	}
+
+	exectuor := bootstrapper.NewMinimal(cfg, logger)
+	result, err := exectuor.Bootstrap(ctx)
+	if err != nil {
+		return fmt.Errorf("bootstrap failed: %w", err)
+	}
+
+	if err := handleExecutionResult(result, "bootstrap", logger); err != nil {
+		return fmt.Errorf("bootstrap execution failed: %w", err)
+	}
+
+	return nil
+}
+
 // runAgent executes the bootstrap process and then runs as daemon
 func runAgent(ctx context.Context) error {
 	logger := logger.GetLoggerFromContext(ctx)

go.mod

@@ -9,59 +9,81 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/containerservice/armcontainerservice/v5 v5.0.0
 	github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/hybridcompute/armhybridcompute v1.2.0
 	github.com/Azure/go-autorest/autorest/to v0.4.1
+	github.com/coreos/go-systemd/v22 v22.7.0
+	github.com/google/renameio/v2 v2.0.2
 	github.com/google/uuid v1.6.0
 	github.com/sirupsen/logrus v1.9.3
-	github.com/spf13/cobra v1.8.0
-	github.com/spf13/viper v1.18.2
+	github.com/spf13/cobra v1.10.1
+	github.com/spf13/viper v1.21.0
+	k8s.io/apimachinery v0.35.0
 	k8s.io/client-go v0.35.0
+	sigs.k8s.io/cluster-api v1.12.2
 )
 
 require (
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.11.2 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
 	github.com/AzureAD/microsoft-authentication-library-for-go v1.6.0 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/blang/semver/v4 v4.0.0 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
-	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/emicklei/go-restful/v3 v3.13.0 // indirect
+	github.com/fsnotify/fsnotify v1.9.0 // indirect
 	github.com/fxamacker/cbor/v2 v2.9.0 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-openapi/jsonpointer v0.21.0 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/swag v0.23.0 // indirect
+	github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
+	github.com/godbus/dbus/v5 v5.1.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang-jwt/jwt/v5 v5.3.0 // indirect
-	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/google/gnostic-models v0.7.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/kylelemons/godebug v1.1.0 // indirect
-	github.com/magiconair/properties v1.8.7 // indirect
-	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
-	github.com/pelletier/go-toml/v2 v2.1.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/pkg/browser v0.0.0-20240102092130-5ac0b6a4141c // indirect
-	github.com/sagikazarmark/locafero v0.4.0 // indirect
-	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
-	github.com/sourcegraph/conc v0.3.0 // indirect
-	github.com/spf13/afero v1.11.0 // indirect
-	github.com/spf13/cast v1.6.0 // indirect
-	github.com/spf13/pflag v1.0.9 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_golang v1.22.0 // indirect
+	github.com/prometheus/client_model v0.6.2 // indirect
+	github.com/prometheus/common v0.62.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
+	github.com/sagikazarmark/locafero v0.11.0 // indirect
+	github.com/sourcegraph/conc v0.3.1-0.20240121214520-5f936abd7ae8 // indirect
+	github.com/spf13/afero v1.15.0 // indirect
+	github.com/spf13/cast v1.10.0 // indirect
+	github.com/spf13/pflag v1.0.10 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/x448/float16 v0.8.4 // indirect
-	go.uber.org/atomic v1.9.0 // indirect
-	go.uber.org/multierr v1.9.0 // indirect
+	go.opentelemetry.io/otel v1.35.0 // indirect
+	go.opentelemetry.io/otel/trace v1.35.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.3 // indirect
+	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/crypto v0.47.0 // indirect
-	golang.org/x/exp v0.0.0-20240325151524-a685a6edb6d8 // indirect
 	golang.org/x/net v0.49.0 // indirect
-	golang.org/x/oauth2 v0.30.0 // indirect
+	golang.org/x/oauth2 v0.33.0 // indirect
 	golang.org/x/sys v0.40.0 // indirect
 	golang.org/x/term v0.39.0 // indirect
 	golang.org/x/text v0.33.0 // indirect
 	golang.org/x/time v0.9.0 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
-	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apimachinery v0.35.0 // indirect
+	k8s.io/api v0.35.0 // indirect
+	k8s.io/apiextensions-apiserver v0.34.3 // indirect
+	k8s.io/cluster-bootstrap v0.34.2 // indirect
+	k8s.io/component-base v0.34.3 // indirect
 	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 // indirect
 	k8s.io/utils v0.0.0-20251002143259-bc988d571ff4 // indirect
+	sigs.k8s.io/controller-runtime v0.22.5 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
 	sigs.k8s.io/structured-merge-diff/v6 v6.3.0 // indirect