feat: cloud-init supports all documented KubeSolo CLI flags

Add missing flags (--local-storage-shared-path, --debug, --pprof-server,
--portainer-edge-id, --portainer-edge-key, --portainer-edge-async) so all
10 documented KubeSolo parameters can be configured via cloud-init YAML.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to KubeSolo OS are documented in this file.
 Format based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 versioning follows [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Added
+- Cloud-init: support all documented KubeSolo CLI flags (`--local-storage-shared-path`, `--debug`, `--pprof-server`, `--portainer-edge-id`, `--portainer-edge-key`, `--portainer-edge-async`)
+- Cloud-init: `full-config.yaml` example showing all supported parameters
+- Cloud-init: KubeSolo configuration reference table in docs/cloud-init.md
+
 ## [0.1.0] - 2026-02-12
 
 First release with all 5 design-doc phases complete. ISO boots and runs K8s pods.

README.md

@@ -2,7 +2,7 @@
 
 An immutable, bootable Linux distribution purpose-built for [KubeSolo](https://github.com/portainer/kubesolo) — Portainer's ultra-lightweight single-node Kubernetes.
 
-> **Status:** All 5 phases complete. Boots and runs K8s workloads. Portainer Edge Agent tested and connected.
+> **Status:** All 6 phases complete. Boots and runs K8s workloads. Portainer Edge Agent tested and connected.
 
 ## What is this?
 
@@ -122,7 +122,7 @@ Unnecessary subsystems (sound, GPU, wireless, Bluetooth, etc.) are stripped to k
 
 ## Cloud-Init
 
-First-boot configuration via a simple YAML schema:
+First-boot configuration via a simple YAML schema. All [documented KubeSolo flags](https://www.kubesolo.io/documentation#install) are supported:
 
 ```yaml
 hostname: edge-node-01
@@ -133,10 +133,15 @@ network:
   dns:
     - 8.8.8.8
 kubesolo:
-  node-name: edge-node-01
-portainer:
-  edge_id: "your-edge-id"
-  edge_key: "your-edge-key"
+  local-storage: true
+  local-storage-shared-path: "/mnt/shared"
+  apiserver-extra-sans:
+    - edge-node-01.local
+  debug: false
+  pprof-server: false
+  portainer-edge-id: "your-edge-id"
+  portainer-edge-key: "your-edge-key"
+  portainer-edge-async: true
 ```
 
 See [docs/cloud-init.md](docs/cloud-init.md) and the [examples](cloud-init/examples/).
@@ -227,6 +232,7 @@ Metrics include: `kubesolo_os_info`, `boot_success`, `boot_counter`, `uptime_sec
 | 3 | A/B atomic updates, GRUB, rollback agent | Complete |
 | 4 | Ed25519 signing, Portainer Edge, SSH extension | Complete |
 | 5 | CI/CD, OCI distribution, Prometheus metrics, ARM64 | Complete |
+| 6 | Security hardening, AppArmor, ARM64 RPi support | Complete |
 | - | Custom kernel build for container runtime fixes | Complete |
 
 ## License

cloud-init/config.go

@@ -33,7 +33,13 @@ type NetworkConfig struct {
 type KubeSoloConfig struct {
 	ExtraFlags             string   `yaml:"extra-flags"`
 	LocalStorage           *bool    `yaml:"local-storage"`
+	LocalStorageSharedPath string   `yaml:"local-storage-shared-path"`
 	ExtraSANs              []string `yaml:"apiserver-extra-sans"`
+	Debug                  bool     `yaml:"debug"`
+	PprofServer            bool     `yaml:"pprof-server"`
+	PortainerEdgeID        string   `yaml:"portainer-edge-id"`
+	PortainerEdgeKey       string   `yaml:"portainer-edge-key"`
+	PortainerEdgeAsync     bool     `yaml:"portainer-edge-async"`
 }
 
 // NTPConfig defines NTP settings.

cloud-init/examples/full-config.yaml

@@ -0,0 +1,40 @@
+# KubeSolo OS Cloud-Init — Full Configuration Reference
+# Shows ALL supported KubeSolo parameters.
+# Place at: /mnt/data/etc-kubesolo/cloud-init.yaml (on data partition)
+# Or pass via boot param: kubesolo.cloudinit=/path/to/this.yaml
+
+hostname: kubesolo-edge-01
+
+network:
+  mode: dhcp
+  # interface: eth0    # Optional: specify interface (auto-detected if omitted)
+  # dns:               # Optional: override DHCP-provided DNS
+  #   - 8.8.8.8
+
+kubesolo:
+  # Enable local-path-provisioner for persistent volumes (default: true)
+  local-storage: true
+
+  # Shared path for local-path-provisioner storage
+  local-storage-shared-path: "/mnt/shared"
+
+  # Extra SANs for API server TLS certificate
+  apiserver-extra-sans:
+    - kubesolo-edge-01.local
+    - 192.168.1.100
+
+  # Enable verbose debug logging
+  debug: false
+
+  # Enable Go pprof profiling server
+  pprof-server: false
+
+  # Portainer Edge Agent connection (alternative to portainer.edge-agent section)
+  # These generate --portainer-edge-id, --portainer-edge-key, --portainer-edge-async
+  # CLI flags for KubeSolo's built-in Edge Agent support.
+  portainer-edge-id: "your-edge-id"
+  portainer-edge-key: "your-edge-key"
+  portainer-edge-async: true
+
+  # Arbitrary extra flags passed directly to the KubeSolo binary
+  # extra-flags: "--disable traefik --disable servicelb"

cloud-init/kubesolo.go

@@ -46,6 +46,30 @@ func buildExtraFlags(cfg *Config) string {
 		parts = append(parts, "--apiserver-extra-sans", san)
 	}
 
+	if cfg.KubeSolo.LocalStorageSharedPath != "" {
+		parts = append(parts, "--local-storage-shared-path", cfg.KubeSolo.LocalStorageSharedPath)
+	}
+
+	if cfg.KubeSolo.Debug {
+		parts = append(parts, "--debug")
+	}
+
+	if cfg.KubeSolo.PprofServer {
+		parts = append(parts, "--pprof-server")
+	}
+
+	if cfg.KubeSolo.PortainerEdgeID != "" {
+		parts = append(parts, "--portainer-edge-id", cfg.KubeSolo.PortainerEdgeID)
+	}
+
+	if cfg.KubeSolo.PortainerEdgeKey != "" {
+		parts = append(parts, "--portainer-edge-key", cfg.KubeSolo.PortainerEdgeKey)
+	}
+
+	if cfg.KubeSolo.PortainerEdgeAsync {
+		parts = append(parts, "--portainer-edge-async")
+	}
+
 	return strings.Join(parts, " ")
 }
 

cloud-init/kubesolo_test.go

@@ -44,6 +44,54 @@ func TestBuildExtraFlags(t *testing.T) {
 			},
 			want: "--disable servicelb --apiserver-extra-sans edge.local",
 		},
+		{
+			name: "debug flag",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{Debug: true},
+			},
+			want: "--debug",
+		},
+		{
+			name: "pprof-server flag",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{PprofServer: true},
+			},
+			want: "--pprof-server",
+		},
+		{
+			name: "local-storage-shared-path",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{LocalStorageSharedPath: "/mnt/shared"},
+			},
+			want: "--local-storage-shared-path /mnt/shared",
+		},
+		{
+			name: "portainer edge flags",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{
+					PortainerEdgeID:    "test-id-123",
+					PortainerEdgeKey:   "test-key-456",
+					PortainerEdgeAsync: true,
+				},
+			},
+			want: "--portainer-edge-id test-id-123 --portainer-edge-key test-key-456 --portainer-edge-async",
+		},
+		{
+			name: "all new flags",
+			cfg: Config{
+				KubeSolo: KubeSoloConfig{
+					ExtraFlags:             "--disable traefik",
+					ExtraSANs:              []string{"node.local"},
+					LocalStorageSharedPath: "/mnt/data/shared",
+					Debug:                  true,
+					PprofServer:            true,
+					PortainerEdgeID:        "eid",
+					PortainerEdgeKey:       "ekey",
+					PortainerEdgeAsync:     true,
+				},
+			},
+			want: "--disable traefik --apiserver-extra-sans node.local --local-storage-shared-path /mnt/data/shared --debug --pprof-server --portainer-edge-id eid --portainer-edge-key ekey --portainer-edge-async",
+		},
 	}
 
 	for _, tt := range tests {
@@ -64,6 +112,11 @@ func TestApplyKubeSolo(t *testing.T) {
 			ExtraFlags:             "--disable traefik",
 			LocalStorage:           &tr,
 			ExtraSANs:              []string{"test.local"},
+			LocalStorageSharedPath: "/mnt/shared",
+			Debug:                  true,
+			PortainerEdgeID:        "eid",
+			PortainerEdgeKey:       "ekey",
+			PortainerEdgeAsync:     true,
 		},
 	}
 
@@ -83,6 +136,21 @@ func TestApplyKubeSolo(t *testing.T) {
 	if !strings.Contains(flags, "--apiserver-extra-sans test.local") {
 		t.Errorf("extra-flags missing SANs: %q", flags)
 	}
+	if !strings.Contains(flags, "--local-storage-shared-path /mnt/shared") {
+		t.Errorf("extra-flags missing local-storage-shared-path: %q", flags)
+	}
+	if !strings.Contains(flags, "--debug") {
+		t.Errorf("extra-flags missing --debug: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-id eid") {
+		t.Errorf("extra-flags missing --portainer-edge-id: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-key ekey") {
+		t.Errorf("extra-flags missing --portainer-edge-key: %q", flags)
+	}
+	if !strings.Contains(flags, "--portainer-edge-async") {
+		t.Errorf("extra-flags missing --portainer-edge-async: %q", flags)
+	}
 
 	// Check config.yaml
 	configData, err := os.ReadFile(filepath.Join(dir, "config.yaml"))

cloud-init/parser_test.go

@@ -225,6 +225,7 @@ func TestParseExampleFiles(t *testing.T) {
 		"examples/static-ip.yaml",
 		"examples/portainer-edge.yaml",
 		"examples/airgapped.yaml",
+		"examples/full-config.yaml",
 	}
 
 	for _, path := range examples {

docs/cloud-init.md

@@ -45,9 +45,15 @@ network:
 kubesolo:
   extra-flags: "--disable traefik"   # Extra CLI flags for KubeSolo binary
   local-storage: true                # Enable local-path provisioner (default: true)
+  local-storage-shared-path: "/mnt/shared"  # Shared path for local-path-provisioner
   apiserver-extra-sans:              # Extra SANs for API server certificate
     - node.example.com
     - 10.0.0.50
+  debug: false                       # Enable verbose debug logging
+  pprof-server: false                # Enable Go pprof profiling server
+  portainer-edge-id: ""              # Portainer Edge Agent ID
+  portainer-edge-key: ""             # Portainer Edge Agent key
+  portainer-edge-async: false        # Enable async Portainer Edge communication
 
 # NTP servers (optional)
 ntp:
@@ -129,6 +135,24 @@ kubesolo-cloudinit validate /path/to/cloud-init.yaml
 kubesolo-cloudinit dump /path/to/cloud-init.yaml
 ```
 
+## KubeSolo Configuration Reference
+
+All fields under the `kubesolo:` section and their corresponding CLI flags:
+
+| YAML Field | CLI Flag | Type | Default | Description |
+|---|---|---|---|---|
+| `extra-flags` | (raw flags) | string | `""` | Arbitrary extra flags passed to KubeSolo binary |
+| `local-storage` | `--local-storage` | bool | `true` | Enable local-path-provisioner for PVCs |
+| `local-storage-shared-path` | `--local-storage-shared-path` | string | `""` | Shared path for local-path-provisioner storage |
+| `apiserver-extra-sans` | `--apiserver-extra-sans` | list | `[]` | Extra SANs for API server TLS certificate |
+| `debug` | `--debug` | bool | `false` | Enable verbose debug logging |
+| `pprof-server` | `--pprof-server` | bool | `false` | Enable Go pprof profiling server |
+| `portainer-edge-id` | `--portainer-edge-id` | string | `""` | Portainer Edge Agent ID (from Portainer UI) |
+| `portainer-edge-key` | `--portainer-edge-key` | string | `""` | Portainer Edge Agent key (from Portainer UI) |
+| `portainer-edge-async` | `--portainer-edge-async` | bool | `false` | Enable async Portainer Edge communication |
+
+**Note:** The `portainer-edge-*` fields generate CLI flags for KubeSolo's built-in Edge Agent support. This is an alternative to the `portainer.edge-agent` section, which creates a standalone Kubernetes manifest. Use one approach or the other, not both.
+
 ## Examples
 
 See `cloud-init/examples/` for complete configuration examples:
@@ -137,6 +161,7 @@ See `cloud-init/examples/` for complete configuration examples:
 - `static-ip.yaml` — Static IP configuration
 - `portainer-edge.yaml` — Portainer Edge Agent integration
 - `airgapped.yaml` — Air-gapped deployment with pre-loaded images
+- `full-config.yaml` — All supported KubeSolo parameters
 
 ## Building