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Can ctl init with index

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斟酌 鵬兄
2026-03-29 23:55:59 +08:00
parent 03a5e5bedb
commit 5fbc2846a1
5 changed files with 334 additions and 57 deletions
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176
clitools/pkg/bootstrap/runner.go
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@@ -2,6 +2,7 @@ package bootstrap
import (
"context"
"fmt"
monov1alpha1 "undecided.project/monok8s/pkg/apis/monok8s/v1alpha1"
"undecided.project/monok8s/pkg/node"
@@ -11,6 +12,18 @@ import (
type Runner struct {
NodeCtx *node.NodeContext
Registry *Registry
initSteps []StepInfo
}
type StepInfo struct {
RegKey string
Name string
Desc string
}
type StepSelection struct {
Indices []int // 1-based
}
func NewRunner(cfg *monov1alpha1.MonoKSConfig) *Runner {
@@ -22,37 +35,121 @@ func NewRunner(cfg *monov1alpha1.MonoKSConfig) *Runner {
return &Runner{
NodeCtx: nctx,
Registry: NewRegistry(nctx),
initSteps: []StepInfo{
{
RegKey: "configure_hostname",
Name: "Configure hostname",
Desc: "Set system hostname according to cluster configuration",
},
{
RegKey: "configure_mgmt_interface",
Name: "Configure management interface",
Desc: "Configure management network interface, IP address, and gateway",
},
{
RegKey: "configure_dns",
Name: "Configure DNS",
Desc: "Set system DNS resolver configuration for cluster and external access",
},
{
RegKey: "ensure_ip_forward",
Name: "Ensure IP forwarding",
Desc: "Enable kernel IP forwarding required for pod networking",
},
{
RegKey: "configure_default_cni",
Name: "Configure default CNI",
Desc: "Install or configure default container networking (CNI bridge, IPAM, etc.)",
},
{
RegKey: "start_crio",
Name: "Start CRI-O runtime",
Desc: "Start container runtime and verify it is ready for Kubernetes workloads",
},
{
RegKey: "validate_required_images",
Name: "Validate required images",
Desc: "Ensure all required Kubernetes images are present or available locally",
},
{
RegKey: "validate_network_requirements",
Name: "Validate network requirements",
Desc: "Ensure required kernel networking features (iptables/nftables, bridge, forwarding) are available",
},
{
RegKey: "detect_local_cluster_state",
Name: "Detect local cluster state",
Desc: "Inspect local node to determine existing Kubernetes membership and configuration",
},
{
RegKey: "classify_bootstrap_action",
Name: "Classify bootstrap action",
Desc: "Decide whether to init, join, upgrade, or reconcile based on local state and desired version",
},
{
RegKey: "wait_for_existing_cluster_if_needed",
Name: "Wait for existing cluster",
Desc: "Block until control plane is reachable when joining or reconciling an existing cluster",
},
{
RegKey: "generate_kubeadm_config",
Name: "Generate kubeadm config",
Desc: "Render kubeadm configuration for init, join, or upgrade operations",
},
{
RegKey: "apply_local_node_metadata_if_possible",
Name: "Apply node metadata",
Desc: "Apply labels/annotations to the local node if API server is reachable",
},
{
RegKey: "allow_single_node_scheduling",
Name: "Allow single-node scheduling",
Desc: "Remove control-plane taints to allow workloads on single-node clusters",
},
{
RegKey: "reconcile_control_plane",
Name: "Reconcile control plane",
Desc: "Ensure control plane components match desired state without full reinitialization",
},
{
RegKey: "check_upgrade_prereqs",
Name: "Check upgrade prerequisites",
Desc: "Validate cluster state and version compatibility before upgrade",
},
{
RegKey: "run_kubeadm_upgrade_apply",
Name: "Run kubeadm upgrade apply",
Desc: "Upgrade control plane components using kubeadm",
},
{
RegKey: "run_kubeadm_init",
Name: "Run kubeadm init",
Desc: "Initialize a new Kubernetes control plane using kubeadm",
},
{
RegKey: "run_kubeadm_join",
Name: "Run kubeadm join",
Desc: "Join node to existing cluster as worker or control-plane",
},
{
RegKey: "reconcile_node",
Name: "Reconcile node state",
Desc: "Ensure node configuration matches desired state after join or upgrade",
},
{
RegKey: "run_kubeadm_upgrade_node",
Name: "Run kubeadm upgrade node",
Desc: "Upgrade node components (kubelet, config) to match control plane",
},
{
RegKey: "print_summary",
Name: "Print summary",
Desc: "Output final bootstrap summary and detected state",
},
},
}
}
func (r *Runner) Init(ctx context.Context) error {
for _, name := range []string{
"configure_hostname",
"configure_dns",
"configure_mgmt_interface",
"detect_local_cluster_state",
"validate_network_requirements",
"configure_default_cni",
"start_crio",
"check_required_images",
"chcek_for_version_skew",
"wait_for_existing_cluster_if_needed",
"decide_bootstrap_action",
"check_required_images",
"generate_kubeadm_config",
"run_kubeadm_init",
"restart_kubelet",
"apply_local_node_metadata_if_possible",
"allow_single_node_scheduling",
"print_summary",
} {
if err := r.RunNamedStep(ctx, name); err != nil {
return err
}
}
return nil
}
func (r *Runner) RunNamedStep(ctx context.Context, name string) error {
step, err := r.Registry.Get(name)
if err != nil {
@@ -60,3 +157,26 @@ func (r *Runner) RunNamedStep(ctx context.Context, name string) error {
}
return step(ctx, r.NodeCtx)
}
func (r *Runner) InitSteps() []StepInfo {
return r.initSteps
}
func (r *Runner) Init(ctx context.Context) error {
for i, step := range r.initSteps {
if err := r.RunNamedStep(ctx, step.RegKey); err != nil {
return fmt.Errorf("step %d (%s): %w", i+1, step.Name, err)
}
}
return nil
}
func (r *Runner) InitSelected(ctx context.Context, sel StepSelection) error {
for _, idx := range sel.Indices {
step := r.initSteps[idx-1]
if err := r.RunNamedStep(ctx, step.RegKey); err != nil {
return fmt.Errorf("step %d (%s): %w", idx, step.Name, err)
}
}
return nil
}