feat: install logging, error trapping, PXE/ISO integration tests
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Kickstart installs on real hardware failed silently — no error reporting,
only 3 progress callbacks, zero log streaming. This overhaul makes every
install fully observable.

Kickstart improvements:
- Error trapping in %pre and %post (trap ERR sends failure details to bastion)
- 12+ granular progress stages (was 3): SSH, hostname, k3s prep, EFI boot, metadata
- Background log streamer: tails %post output and batch-sends to /api/log
- bastion_log() function for explicit log lines from kickstart scripts

Bastion API:
- POST /api/log — receives raw log lines from kickstart (single or batch)
- InstallLogBuffer — per-MAC ring buffer (2000 lines) + file persistence
- GET /api/logs/:mac — now returns log_lines + log_total alongside stages
- SSE /api/logs/:mac/follow — uses named events (event: stage vs event: log)
- Progress events forwarded to labd via bastion-progress WebSocket message
- Post-provision k3s logs routed through progressBus (was console-only)

dnsmasq fixes found during VM testing:
- HTTP Boot filename: ipxe-real.efi → ipxe.efi (leftover from old 2-stage approach)
- pxe-service directives: only in proxy mode (breaks OVMF PXE in full mode)
- PXEClient vendor class echo for UEFI firmware compatibility

Integration tests:
- PXE boot test: blank UEFI VM → dnsmasq → HTTP Boot → iPXE → bastion → install
- ISO boot test: blank VM boots from bastion-generated ISO → same flow
- Shared helpers: pxe-network (no DHCP, nftables fix), pxe-vm (UEFI + ISO boot)
- test-provision.sh: runs both PXE + ISO tests with prerequisite checks
- 250GB sparse QCOW2 disk (LVM layout needs ~204GB)

201 unit tests passing (11 new).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Michal
2026-03-26 22:26:33 +00:00
parent ffc4a782d2
commit 46b017d77e
189 changed files with 16241 additions and 432 deletions

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// Libvirt VM lifecycle management for integration tests.
import { execSync, spawnSync, type SpawnSyncReturns } from "node:child_process";
import { existsSync, mkdirSync, writeFileSync, unlinkSync } from "node:fs";
import { join } from "node:path";
const IMAGE_DIR = "/var/lib/libvirt/images";
// Cloud-init ISOs must be in a path accessible to the host's libvirtd,
// so we use the shared images directory (not /tmp which may be container-only).
const CLOUD_INIT_DIR = "/var/lib/libvirt/images/lab-cloud-init";
// When running as root (inside container or via sudo), don't prefix with sudo.
const IS_ROOT = process.getuid?.() === 0;
/** Run a shell command, prefixing with sudo if not root. */
function run(cmd: string, opts?: { timeout?: number }): string {
const full = IS_ROOT ? cmd : `sudo ${cmd}`;
return execSync(full, { encoding: "utf-8", stdio: "pipe", timeout: opts?.timeout ?? 60_000 });
}
/** Spawn a command, prefixing args with sudo if not root. */
function virsh(...args: string[]): SpawnSyncReturns<string> {
const cmd = IS_ROOT ? "virsh" : "sudo";
const finalArgs = IS_ROOT ? args : ["virsh", ...args];
return spawnSync(cmd, finalArgs, { encoding: "utf-8", stdio: "pipe", timeout: 30_000 });
}
export interface VmConfig {
name: string;
memory: number; // MB
vcpus: number;
diskSize: number; // GB
network: string; // libvirt network name
cloudImageUrl: string;
sshPubKey: string; // content of authorized key
userData?: string; // custom cloud-init user-data
}
export function log(msg: string): void {
const ts = new Date().toISOString().slice(11, 19);
console.log(` [${ts}] ${msg}`);
}
/** Download a cloud image if not already cached. */
export function ensureCloudImage(url: string, name: string): string {
const dest = join(IMAGE_DIR, `${name}.qcow2`);
if (existsSync(dest)) {
log(`Cloud image cached: ${dest}`);
return dest;
}
log(`Downloading cloud image: ${url}`);
run(`curl -L -f -o "${dest}" "${url}"`, { timeout: 300_000 });
return dest;
}
/** Create a cloud-init ISO for a VM. */
export function createCloudInitIso(vmName: string, config: VmConfig): string {
mkdirSync(CLOUD_INIT_DIR, { recursive: true });
const dir = join(CLOUD_INIT_DIR, vmName);
mkdirSync(dir, { recursive: true });
const userData = config.userData ?? `#cloud-config
hostname: ${vmName}
manage_etc_hosts: true
users:
- default
- name: fedora
sudo: ALL=(ALL) NOPASSWD:ALL
shell: /bin/bash
ssh_authorized_keys:
- ${config.sshPubKey}
ssh_pwauth: false
package_update: false
packages:
- curl
- socat
- conntrack-tools
- ethtool
- iptables-nft
runcmd:
- modprobe br_netfilter
- modprobe overlay
- |
cat > /etc/sysctl.d/90-k3s.conf << 'EOF'
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_forward = 1
vm.panic_on_oom = 0
vm.overcommit_memory = 1
kernel.panic = 10
kernel.panic_on_oops = 1
EOF
- sysctl --system
- swapoff -a
- systemctl disable --now firewalld 2>/dev/null || true
- systemctl disable --now ufw 2>/dev/null || true
`;
const metaData = `instance-id: ${vmName}\nlocal-hostname: ${vmName}\n`;
writeFileSync(join(dir, "user-data"), userData);
writeFileSync(join(dir, "meta-data"), metaData);
const isoPath = join(CLOUD_INIT_DIR, `${vmName}-cloud-init.iso`);
execSync(
`genisoimage -output "${isoPath}" -volid cidata -joliet -rock "${dir}/user-data" "${dir}/meta-data" 2>/dev/null || ` +
`mkisofs -output "${isoPath}" -volid cidata -joliet -rock "${dir}/user-data" "${dir}/meta-data" 2>/dev/null || ` +
`xorrisofs -output "${isoPath}" -volid cidata -joliet -rock "${dir}/user-data" "${dir}/meta-data"`,
{ stdio: "pipe" },
);
return isoPath;
}
/** Create and start a VM from a cloud image with cloud-init. */
export function createVm(config: VmConfig): void {
destroyVm(config.name);
log(`Creating VM: ${config.name} (${config.memory}MB RAM, ${config.vcpus} vCPU, ${config.diskSize}GB disk)`);
const baseImage = ensureCloudImage(config.cloudImageUrl, `${config.name}-base`);
const diskPath = join(IMAGE_DIR, `${config.name}.qcow2`);
run(`cp "${baseImage}" "${diskPath}"`);
run(`qemu-img resize "${diskPath}" ${config.diskSize}G`);
const cloudInitIso = createCloudInitIso(config.name, config);
const virtInstallArgs = [
"virt-install",
`--name=${config.name}`,
`--memory=${config.memory}`,
`--vcpus=${config.vcpus}`,
`--disk=path=${diskPath},format=qcow2`,
`--disk=path=${cloudInitIso},device=cdrom`,
`--network=network=${config.network},model=virtio`,
"--os-variant=generic",
"--import",
"--noautoconsole",
"--wait=0",
];
log(`Running: virt-install --name=${config.name} ...`);
run(virtInstallArgs.join(" "));
log(`VM ${config.name} created and starting`);
}
/** Destroy a VM and remove its storage. */
export function destroyVm(name: string): void {
const result = virsh("dominfo", name);
if (result.status !== 0) return;
log(`Destroying VM: ${name}`);
virsh("destroy", name);
virsh("undefine", name, "--remove-all-storage");
const isoPath = join(CLOUD_INIT_DIR, `${name}-cloud-init.iso`);
try { unlinkSync(isoPath); } catch { /* ignore */ }
}
/** Get the IP address of a running VM. */
export function getVmIp(name: string): string | null {
try {
// Try with agent first, then without
let output = virsh("domifaddr", name, "--source", "agent").stdout;
if (!output || !output.includes(".")) {
output = virsh("domifaddr", name).stdout;
}
const match = output.match(/(\d+\.\d+\.\d+\.\d+)/);
return match ? match[1] : null;
} catch {
return null;
}
}
/** Wait for a VM to get an IP address. */
export async function waitForVmIp(name: string, timeoutMs: number): Promise<string> {
const start = Date.now();
while (Date.now() - start < timeoutMs) {
const ip = getVmIp(name);
if (ip) {
log(`VM ${name} got IP: ${ip}`);
return ip;
}
await sleep(2000);
}
throw new Error(`VM ${name} did not get an IP within ${timeoutMs}ms`);
}
/** Wait for SSH to become available on a host. */
export async function waitForSsh(
ip: string,
user: string,
timeoutMs: number,
keyPath?: string,
): Promise<void> {
const start = Date.now();
while (Date.now() - start < timeoutMs) {
const result = spawnSync("ssh", [
"-o", "StrictHostKeyChecking=no",
"-o", "ConnectTimeout=3",
"-o", "BatchMode=yes",
...(keyPath ? ["-i", keyPath] : []),
`${user}@${ip}`,
"echo ok",
], { encoding: "utf-8", stdio: "pipe", timeout: 10_000 });
if (result.status === 0 && result.stdout.includes("ok")) {
log(`SSH ready on ${ip}`);
return;
}
await sleep(3000);
}
throw new Error(`SSH not available on ${ip} within ${timeoutMs}ms`);
}
function sleep(ms: number): Promise<void> {
return new Promise((r) => setTimeout(r, ms));
}

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// Libvirt network management for integration tests.
import { execSync, spawnSync } from "node:child_process";
import { writeFileSync, unlinkSync } from "node:fs";
import { log } from "./libvirt.js";
export const TEST_NETWORK_NAME = "lab-test";
export const TEST_NETWORK_BRIDGE = "virbr-lab";
export const TEST_NETWORK_SUBNET = "192.168.250";
export const TEST_NETWORK_GATEWAY = `${TEST_NETWORK_SUBNET}.1`;
const IS_ROOT = process.getuid?.() === 0;
function run(cmd: string): string {
const full = IS_ROOT ? cmd : `sudo ${cmd}`;
return execSync(full, { encoding: "utf-8", stdio: "pipe" });
}
function virsh(...args: string[]): { status: number; stdout: string } {
const cmd = IS_ROOT ? "virsh" : "sudo";
const finalArgs = IS_ROOT ? args : ["virsh", ...args];
const result = spawnSync(cmd, finalArgs, { encoding: "utf-8", stdio: "pipe" });
return { status: result.status ?? 1, stdout: result.stdout ?? "" };
}
const NETWORK_XML = `<network>
<name>${TEST_NETWORK_NAME}</name>
<forward mode='nat'/>
<bridge name='${TEST_NETWORK_BRIDGE}' stp='on' delay='0'/>
<ip address='${TEST_NETWORK_GATEWAY}' netmask='255.255.255.0'>
<dhcp>
<range start='${TEST_NETWORK_SUBNET}.100' end='${TEST_NETWORK_SUBNET}.200'/>
</dhcp>
</ip>
</network>`;
/** Ensure the test libvirt network exists and is active. */
export function ensureTestNetwork(): void {
const result = virsh("net-info", TEST_NETWORK_NAME);
if (result.status === 0 && result.stdout.includes("Active: yes")) {
log(`Network ${TEST_NETWORK_NAME} already active`);
return;
}
// Destroy existing if present but inactive
if (result.status === 0) {
virsh("net-destroy", TEST_NETWORK_NAME);
virsh("net-undefine", TEST_NETWORK_NAME);
}
const xmlPath = `/tmp/lab-test-network.xml`;
writeFileSync(xmlPath, NETWORK_XML);
log(`Creating libvirt network: ${TEST_NETWORK_NAME} (${TEST_NETWORK_SUBNET}.0/24)`);
run(`virsh net-define "${xmlPath}"`);
run(`virsh net-start "${TEST_NETWORK_NAME}"`);
try { unlinkSync(xmlPath); } catch { /* ignore */ }
log(`Network ${TEST_NETWORK_NAME} created and active`);
}
/** Destroy the test network. */
export function destroyTestNetwork(): void {
log(`Destroying network: ${TEST_NETWORK_NAME}`);
virsh("net-destroy", TEST_NETWORK_NAME);
virsh("net-undefine", TEST_NETWORK_NAME);
}

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// Libvirt network for PXE boot testing.
// Unlike the regular test network, this one has NO DHCP —
// the bastion provides full DHCP + PXE on this network.
import { execSync, spawnSync } from "node:child_process";
import { writeFileSync, unlinkSync } from "node:fs";
import { log } from "./libvirt.js";
export const PXE_NETWORK_NAME = "lab-pxe-test";
export const PXE_BRIDGE = "virbr-pxe";
export const PXE_SUBNET = "192.168.251";
export const PXE_GATEWAY = `${PXE_SUBNET}.1`;
const IS_ROOT = process.getuid?.() === 0;
function run(cmd: string): string {
const full = IS_ROOT ? cmd : `sudo ${cmd}`;
return execSync(full, { encoding: "utf-8", stdio: "pipe" });
}
function virsh(...args: string[]): { status: number; stdout: string } {
const cmd = IS_ROOT ? "virsh" : "sudo";
const finalArgs = IS_ROOT ? args : ["virsh", ...args];
const result = spawnSync(cmd, finalArgs, { encoding: "utf-8", stdio: "pipe" });
return { status: result.status ?? 1, stdout: result.stdout ?? "" };
}
// No <dhcp> section — bastion dnsmasq provides full DHCP + PXE
const NETWORK_XML = `<network>
<name>${PXE_NETWORK_NAME}</name>
<forward mode='nat'/>
<bridge name='${PXE_BRIDGE}' stp='on' delay='0'/>
<ip address='${PXE_GATEWAY}' netmask='255.255.255.0'>
</ip>
</network>`;
/** Ensure the PXE test network exists and is active (no DHCP). */
export function ensurePxeNetwork(): void {
const result = virsh("net-info", PXE_NETWORK_NAME);
if (result.status === 0 && result.stdout.includes("Active: yes")) {
log(`Network ${PXE_NETWORK_NAME} already active`);
return;
}
// Destroy existing if present but inactive
if (result.status === 0) {
virsh("net-destroy", PXE_NETWORK_NAME);
virsh("net-undefine", PXE_NETWORK_NAME);
}
const xmlPath = "/tmp/lab-pxe-test-network.xml";
writeFileSync(xmlPath, NETWORK_XML);
log(`Creating PXE libvirt network: ${PXE_NETWORK_NAME} (${PXE_SUBNET}.0/24, no DHCP)`);
run(`virsh net-define "${xmlPath}"`);
run(`virsh net-start "${PXE_NETWORK_NAME}"`);
try { unlinkSync(xmlPath); } catch { /* ignore */ }
// Libvirt creates nftables rules that reject traffic on the bridge.
// DHCP works (dnsmasq uses raw sockets) but TFTP/HTTP from VM->host gets blocked.
// Delete the reject rules so VM traffic can reach the bastion.
try {
// Delete the reject rules that libvirt added for our bridge.
// We find and delete each rule by its handle number.
const deleteRejectRules = (chain: string): void => {
const output = run(`nft -a list chain inet libvirt ${chain} 2>/dev/null || true`);
const lines = output.split("\n");
for (const line of lines) {
if (line.includes(PXE_BRIDGE) && line.includes("reject")) {
const handleMatch = line.match(/# handle (\d+)/);
if (handleMatch) {
run(`nft delete rule inet libvirt ${chain} handle ${handleMatch[1]}`);
}
}
}
};
deleteRejectRules("guest_input");
deleteRejectRules("guest_output");
log(`Removed nftables reject rules for ${PXE_BRIDGE}`);
} catch {
log(`Could not update nftables rules (may need manual firewall config)`);
}
log(`Network ${PXE_NETWORK_NAME} created and active`);
}
/** Destroy the PXE test network. */
export function destroyPxeNetwork(): void {
log(`Destroying PXE network: ${PXE_NETWORK_NAME}`);
// nftables rules are cleaned up when the network is destroyed (libvirt removes them)
virsh("net-destroy", PXE_NETWORK_NAME);
virsh("net-undefine", PXE_NETWORK_NAME);
}

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// Create a blank UEFI VM for PXE boot testing.
// Unlike cloud image VMs, these have an empty disk and boot from network.
import { execSync, spawnSync, type SpawnSyncReturns } from "node:child_process";
import { existsSync } from "node:fs";
import { join } from "node:path";
import { log } from "./libvirt.js";
const IMAGE_DIR = "/var/lib/libvirt/images";
const IS_ROOT = process.getuid?.() === 0;
function run(cmd: string, opts?: { timeout?: number }): string {
const full = IS_ROOT ? cmd : `sudo ${cmd}`;
return execSync(full, { encoding: "utf-8", stdio: "pipe", timeout: opts?.timeout ?? 60_000 });
}
function virsh(...args: string[]): SpawnSyncReturns<string> {
const cmd = IS_ROOT ? "virsh" : "sudo";
const finalArgs = IS_ROOT ? args : ["virsh", ...args];
return spawnSync(cmd, finalArgs, { encoding: "utf-8", stdio: "pipe", timeout: 30_000 });
}
export interface PxeVmConfig {
name: string;
memory: number; // MB
vcpus: number;
diskSize: number; // GB
network: string; // libvirt network name
arch?: "x86_64" | "aarch64";
}
/** Create a blank UEFI VM that PXE boots from the network. */
export function createPxeVm(config: PxeVmConfig): void {
destroyPxeVm(config.name);
const arch = config.arch ?? "x86_64";
log(`Creating PXE VM: ${config.name} (${arch}, ${config.memory}MB RAM, ${config.vcpus} vCPU, ${config.diskSize}GB disk)`);
// Create blank disk
const diskPath = join(IMAGE_DIR, `${config.name}.qcow2`);
run(`qemu-img create -f qcow2 "${diskPath}" ${config.diskSize}G`);
// OVMF firmware paths (Fedora)
const ovmfCode = arch === "aarch64"
? "/usr/share/edk2/aarch64/QEMU_EFI-pflash.raw"
: "/usr/share/edk2/ovmf/OVMF_CODE.fd";
if (!existsSync(ovmfCode)) {
throw new Error(`OVMF firmware not found at ${ovmfCode}. Install: sudo dnf install edk2-ovmf`);
}
const virtInstallArgs = [
"virt-install",
`--name=${config.name}`,
`--memory=${config.memory}`,
`--vcpus=${config.vcpus}`,
`--disk=path=${diskPath},format=qcow2,bus=virtio`,
`--network=network=${config.network},model=virtio`,
// UEFI firmware — required for PXE boot in modern mode
`--boot=uefi,network`,
// No OS to install — PXE provides everything
"--os-variant=generic",
"--noautoconsole",
"--wait=0",
// Graphics for debugging (VNC, connect with virt-viewer if needed)
"--graphics=vnc,listen=127.0.0.1",
];
if (arch === "aarch64") {
virtInstallArgs.push("--arch=aarch64", "--machine=virt");
}
log(`Running: virt-install --name=${config.name} --boot=uefi,network ...`);
run(virtInstallArgs.join(" "), { timeout: 30_000 });
log(`PXE VM ${config.name} created and booting from network`);
}
/** Destroy a PXE VM and clean up its disk. */
export function destroyPxeVm(name: string): void {
const result = virsh("dominfo", name);
if (result.status !== 0) return;
log(`Destroying PXE VM: ${name}`);
virsh("destroy", name);
virsh("undefine", name, "--remove-all-storage", "--nvram");
}
/** Get the MAC address of a VM's first NIC. */
export function getVmMac(name: string): string | null {
const result = virsh("domiflist", name);
if (result.status !== 0) return null;
// Output format: Interface Type Source Model MAC
const match = result.stdout.match(/([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})/i);
return match ? match[1].toLowerCase() : null;
}
/** Reboot a VM (force off + start). */
export function rebootPxeVm(name: string): void {
log(`Rebooting PXE VM: ${name}`);
virsh("destroy", name);
// Brief pause to let resources release
spawnSync("sleep", ["2"]);
virsh("start", name);
log(`PXE VM ${name} restarted`);
}
export interface IsoVmConfig {
name: string;
memory: number; // MB
vcpus: number;
diskSize: number; // GB
network: string; // libvirt network name
isoPath: string; // path to boot ISO
}
/** Create a UEFI VM that boots from a CD-ROM ISO (not PXE). */
export function createIsoVm(config: IsoVmConfig): void {
destroyPxeVm(config.name);
log(`Creating ISO boot VM: ${config.name} (${config.memory}MB RAM, ${config.vcpus} vCPU, ${config.diskSize}GB disk)`);
// Create blank disk
const diskPath = join(IMAGE_DIR, `${config.name}.qcow2`);
run(`qemu-img create -f qcow2 "${diskPath}" ${config.diskSize}G`);
const virtInstallArgs = [
"virt-install",
`--name=${config.name}`,
`--memory=${config.memory}`,
`--vcpus=${config.vcpus}`,
`--disk=path=${diskPath},format=qcow2,bus=virtio`,
// Boot ISO as CD-ROM
`--disk=path=${config.isoPath},device=cdrom,readonly=on`,
`--network=network=${config.network},model=virtio`,
// UEFI firmware, boot from cdrom (not network)
"--boot=uefi,cdrom",
"--os-variant=generic",
"--noautoconsole",
"--wait=0",
"--graphics=vnc,listen=127.0.0.1",
];
log(`Running: virt-install --name=${config.name} --boot=uefi,cdrom ...`);
run(virtInstallArgs.join(" "), { timeout: 30_000 });
log(`ISO boot VM ${config.name} created and booting from ISO`);
}

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// SSH execution helper for integration tests.
import { spawn, spawnSync } from "node:child_process";
import { log } from "./libvirt.js";
export interface SshResult {
exitCode: number;
stdout: string;
stderr: string;
}
/** Execute a command via SSH and return the result. */
export function sshExec(
ip: string,
user: string,
command: string,
options?: { keyPath?: string; timeout?: number },
): SshResult {
const args = [
"-o", "StrictHostKeyChecking=no",
"-o", "ConnectTimeout=10",
"-o", "BatchMode=yes",
...(options?.keyPath ? ["-i", options.keyPath] : []),
`${user}@${ip}`,
command,
];
const result = spawnSync("ssh", args, {
stdio: "pipe",
timeout: options?.timeout ?? 120_000,
encoding: "utf-8",
});
return {
exitCode: result.status ?? 1,
stdout: result.stdout ?? "",
stderr: result.stderr ?? "",
};
}
/** Execute a command via SSH with live streaming output. */
export async function sshExecStreaming(
ip: string,
user: string,
command: string,
onLine: (line: string) => void,
options?: { keyPath?: string; timeout?: number },
): Promise<number> {
return new Promise((resolve, reject) => {
const args = [
"-o", "StrictHostKeyChecking=no",
"-o", "ConnectTimeout=10",
"-o", "BatchMode=yes",
...(options?.keyPath ? ["-i", options.keyPath] : []),
`${user}@${ip}`,
command,
];
const proc = spawn("ssh", args, {
stdio: ["ignore", "pipe", "pipe"],
timeout: options?.timeout ?? 600_000,
});
let buffer = "";
proc.stdout.on("data", (data: Buffer) => {
buffer += data.toString();
const lines = buffer.split("\n");
buffer = lines.pop() ?? "";
for (const line of lines) {
onLine(line);
}
});
proc.stderr.on("data", (data: Buffer) => {
const text = data.toString().trim();
if (text) onLine(`[stderr] ${text}`);
});
proc.on("close", (code) => {
if (buffer.trim()) onLine(buffer.trim());
resolve(code ?? 1);
});
proc.on("error", (err) => {
reject(err);
});
});
}
/** Run a command on the VM via SSH and log it with a prefix. */
export async function sshRun(
ip: string,
user: string,
command: string,
label: string,
options?: { keyPath?: string; timeout?: number },
): Promise<number> {
log(`${label}: ${command.slice(0, 80)}${command.length > 80 ? "..." : ""}`);
const code = await sshExecStreaming(ip, user, command, (line) => {
console.log(` ${line}`);
}, options);
if (code !== 0) {
log(`${label}: FAILED (exit ${code})`);
}
return code;
}

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// Integration test: boot ISO provisioning flow (for machines without PXE support).
//
// This test validates the ISO boot chain:
// 1. Bastion generates a boot ISO containing iPXE + embedded kernel/initrd
// 2. VM boots from the ISO (CD-ROM, not PXE)
// 3. iPXE loads from ISO, does DHCP, chains to bastion
// 4. Normal discover -> install flow follows
//
// This simulates machines like the MinisForum R1 that have no UEFI PXE ROM.
//
// Prerequisites: same as PXE test + xorriso, mtools
// Run: sudo pnpm run test:integration:iso
import { describe, it, expect, beforeAll, afterAll } from "vitest";
import { readFileSync, existsSync } from "node:fs";
import { join } from "node:path";
import { homedir, tmpdir } from "node:os";
import { mkdirSync, rmSync } from "node:fs";
import { log, waitForSsh } from "./helpers/libvirt.js";
import { ensurePxeNetwork, destroyPxeNetwork, PXE_NETWORK_NAME, PXE_GATEWAY, PXE_SUBNET } from "./helpers/pxe-network.js";
import { createIsoVm, destroyPxeVm, getVmMac, rebootPxeVm } from "./helpers/pxe-vm.js";
import { sshExec } from "./helpers/ssh.js";
const VM_NAME = "lab-iso-test";
const VM_MEMORY = 4096;
const VM_VCPUS = 2;
const VM_DISK_GB = 250; // LVM layout needs ~204GB. QCOW2 is sparse.
const HTTP_PORT = 8098; // different from PXE test
const SSH_USER = "michal";
const BASTION_IP = PXE_GATEWAY;
const DHCP_RANGE_START = `${PXE_SUBNET}.100`;
const DHCP_RANGE_END = `${PXE_SUBNET}.200`;
const DISCOVERY_TIMEOUT_MS = 5 * 60_000;
const INSTALL_TIMEOUT_MS = 30 * 60_000;
const SSH_TIMEOUT_MS = 10 * 60_000; // 10 min: OVMF retries PXE/HTTP Boot before disk boot + OS startup
function findSshKey(): { pubKey: string; keyPath: string } {
const homes = [homedir()];
const sudoUser = process.env["SUDO_USER"];
if (sudoUser) homes.push(join("/home", sudoUser));
if (process.env["SSH_KEY_PATH"]) {
const keyPath = process.env["SSH_KEY_PATH"];
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
for (const home of homes) {
for (const name of ["id_ed25519", "id_ecdsa", "id_rsa"]) {
const keyPath = join(home, ".ssh", name);
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
}
throw new Error("No SSH key found — set SSH_KEY_PATH or ensure keys exist in ~/.ssh/");
}
function sleep(ms: number): Promise<void> {
return new Promise((r) => setTimeout(r, ms));
}
async function pollApi<T>(
url: string,
check: (data: T) => boolean,
timeoutMs: number,
intervalMs = 5000,
): Promise<T> {
const start = Date.now();
while (Date.now() - start < timeoutMs) {
try {
const res = await fetch(url);
if (res.ok) {
const data = (await res.json()) as T;
if (check(data)) return data;
}
} catch { /* bastion not ready yet */ }
await sleep(intervalMs);
}
throw new Error(`Timeout after ${timeoutMs}ms polling ${url}`);
}
describe("ISO boot provisioning", () => {
let bastionApp: ReturnType<typeof import("fastify").default>;
let testDir: string;
let vmMac: string;
let vmIp: string;
let sshKeyPath: string;
beforeAll(async () => {
const { pubKey, keyPath } = findSshKey();
sshKeyPath = keyPath;
// 1. Network
log("Setting up PXE test network (for ISO boot test)...");
ensurePxeNetwork();
// 2. Bastion dirs
testDir = join(tmpdir(), `lab-iso-test-${Date.now()}`);
mkdirSync(testDir, { recursive: true });
mkdirSync(join(testDir, "tftp"), { recursive: true });
mkdirSync(join(testDir, "http"), { recursive: true });
mkdirSync(join(testDir, "logs"), { recursive: true });
// 3. Start bastion with boot ISO generation
log("Starting bastion with boot ISO generation...");
const { createApp } = await import("../../src/bastion/src/server.js");
const { loadConfig } = await import("../../src/bastion/src/config.js");
const { generateDnsmasqConf, startDnsmasq } = await import("../../src/bastion/src/services/dnsmasq.js");
const { generateDiscoverKickstart } = await import("../../src/bastion/src/services/kickstart-generator.js");
const { renderBootIpxe } = await import("../../src/bastion/src/templates/boot.ipxe.js");
const { ensureBootIso } = await import("../../src/bastion/src/routes/boot-iso.js");
const fs = await import("node:fs");
const { execSync } = await import("node:child_process");
const config = loadConfig({
bastionDir: testDir,
httpPort: HTTP_PORT,
iface: "virbr-pxe",
serverIp: BASTION_IP,
network: `${PXE_SUBNET}.0`,
gateway: BASTION_IP,
dhcpMode: "full",
dhcpRangeStart: DHCP_RANGE_START,
dhcpRangeEnd: DHCP_RANGE_END,
domain: "iso-test.local",
sshKeys: [pubKey],
adminUser: SSH_USER,
});
// iPXE for TFTP (still needed — dnsmasq points PXE clients here)
const ipxeSrc = "/usr/share/ipxe/ipxe-snponly-x86_64.efi";
if (fs.existsSync(ipxeSrc)) {
fs.copyFileSync(ipxeSrc, join(config.tftpDir, "ipxe.efi"));
}
// Fedora kernel + initrd (cached)
const cacheDir = "/var/lib/libvirt/images/lab-pxe-cache";
execSync(`mkdir -p "${cacheDir}"`, { stdio: "pipe" });
const kernel = join(cacheDir, `vmlinuz-${config.fedoraVersion}`);
const initrd = join(cacheDir, `initrd-${config.fedoraVersion}.img`);
if (!fs.existsSync(kernel)) {
log(`Downloading Fedora ${config.fedoraVersion} kernel...`);
execSync(`curl -# -L -f -o "${kernel}" "${config.fedoraMirror}/images/pxeboot/vmlinuz"`, { stdio: "inherit", timeout: 300_000 });
}
if (!fs.existsSync(initrd)) {
log(`Downloading Fedora ${config.fedoraVersion} initrd...`);
execSync(`curl -# -L -f -o "${initrd}" "${config.fedoraMirror}/images/pxeboot/initrd.img"`, { stdio: "inherit", timeout: 300_000 });
}
fs.copyFileSync(kernel, join(config.httpDir, "vmlinuz"));
fs.copyFileSync(initrd, join(config.httpDir, "initrd.img"));
try { fs.symlinkSync(join(config.tftpDir, "ipxe.efi"), join(config.httpDir, "ipxe.efi")); } catch { /* exists */ }
// Generate boot scripts
const discoverKs = generateDiscoverKickstart(config);
fs.writeFileSync(join(config.httpDir, "discover.ks"), discoverKs);
const bootIpxe = renderBootIpxe({ serverIp: config.serverIp, httpPort: config.httpPort });
fs.writeFileSync(join(config.httpDir, "boot.ipxe"), bootIpxe);
// Generate the boot ISO — this is the key artifact for this test
log("Generating boot ISO...");
ensureBootIso(config);
const isoPath = join(config.httpDir, "boot.iso");
if (!fs.existsSync(isoPath)) {
throw new Error("Boot ISO was not generated");
}
const isoSize = fs.statSync(isoPath).size;
log(`Boot ISO generated: ${isoPath} (${(isoSize / 1024 / 1024).toFixed(1)}MB)`);
// dnsmasq config + start
generateDnsmasqConf(config);
const { app, state } = createApp(config);
bastionApp = app;
await app.listen({ port: config.httpPort, host: "0.0.0.0" });
log(`Bastion HTTP listening on :${HTTP_PORT}`);
log("Starting dnsmasq (full DHCP)...");
void startDnsmasq(config);
await sleep(1000);
// 4. Create VM that boots from the ISO (not PXE)
log("Creating ISO boot VM (blank disk, UEFI, CD-ROM boot)...");
createIsoVm({
name: VM_NAME,
memory: VM_MEMORY,
vcpus: VM_VCPUS,
diskSize: VM_DISK_GB,
network: PXE_NETWORK_NAME,
isoPath,
});
const mac = getVmMac(VM_NAME);
if (!mac) throw new Error("Could not determine VM MAC address");
vmMac = mac;
log(`VM MAC: ${vmMac}`);
// 5. Wait for discovery
log("Waiting for VM to boot ISO -> iPXE -> DHCP -> bastion -> discover...");
type MachinesResponse = { discovered: Record<string, unknown> };
await pollApi<MachinesResponse>(
`http://${BASTION_IP}:${HTTP_PORT}/api/machines`,
(data) => vmMac in data.discovered,
DISCOVERY_TIMEOUT_MS,
);
log("VM discovered via ISO boot!");
// 6. Queue install
log("Queueing machine for install...");
await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/install`, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ mac: vmMac, hostname: VM_NAME, disk: "", role: "vanilla" }),
});
// 7. Reboot for install
log("Waiting for discovery reboot...");
await sleep(15_000);
rebootPxeVm(VM_NAME);
// 8. Wait for install
log("Waiting for install to complete (10-20 minutes)...");
type LogsResponse = { status: string; progress: string; ip?: string };
const finalState = await pollApi<LogsResponse>(
`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`,
(data) => data.status === "installed" || data.progress === "error",
INSTALL_TIMEOUT_MS,
10_000,
);
if (finalState.progress === "error") {
const logsRes = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const logs = await logsRes.json();
log(`INSTALL FAILED. State: ${JSON.stringify(logs, null, 2)}`);
throw new Error("Install failed — check logs above");
}
vmIp = finalState.ip ?? "";
log(`Install complete! VM IP: ${vmIp}`);
// 9. Wait for SSH
log("Waiting for SSH...");
await waitForSsh(vmIp, SSH_USER, SSH_TIMEOUT_MS, sshKeyPath);
log("ISO boot provision test setup complete.");
}, DISCOVERY_TIMEOUT_MS + INSTALL_TIMEOUT_MS + SSH_TIMEOUT_MS + 120_000);
afterAll(async () => {
log("Cleaning up ISO test...");
if (bastionApp) await bastionApp.close().catch(() => {});
const { stopDnsmasq } = await import("../../src/bastion/src/services/dnsmasq.js");
stopDnsmasq();
destroyPxeVm(VM_NAME);
destroyPxeNetwork();
if (testDir) rmSync(testDir, { recursive: true, force: true });
});
it("machine was discovered and installed", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/machines`);
const data = (await res.json()) as { installed: Record<string, { hostname: string }> };
expect(data.installed[vmMac]).toBeDefined();
expect(data.installed[vmMac].hostname).toBe(VM_NAME);
});
it("progress stages were recorded", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const data = (await res.json()) as { status: string; progress: string };
expect(data.status).toBe("installed");
expect(data.progress).toBe("complete");
});
it("log lines were captured from kickstart", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const data = (await res.json()) as { log_total?: number };
expect(data.log_total).toBeGreaterThan(0);
});
it("SSH works", () => {
const result = sshExec(vmIp, SSH_USER, "whoami", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe(SSH_USER);
});
it("sudo works", () => {
const result = sshExec(vmIp, SSH_USER, "sudo whoami", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe("root");
});
it("hostname is correct", () => {
const result = sshExec(vmIp, SSH_USER, "hostname -f", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toContain(VM_NAME);
});
it("provisioning metadata exists", () => {
const result = sshExec(vmIp, SSH_USER, "cat /etc/lab-provisioned", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain(`hostname: ${VM_NAME}`);
expect(result.stdout).toContain("role: vanilla");
});
it("LVM layout is correct", () => {
const result = sshExec(vmIp, SSH_USER, "sudo lvs labvg --noheadings -o lv_name", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
const lvs = result.stdout.trim().split("\n").map((l: string) => l.trim());
for (const expected of ["root", "var", "varlog", "swap", "home", "srv"]) {
expect(lvs).toContain(expected);
}
});
});

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// Integration test: k3s single-node deployment on a libvirt VM.
//
// This test:
// 1. Creates a Fedora cloud image VM with cloud-init
// 2. Installs k3s with CIS hardening via SSH
// 3. Verifies: node ready, API healthy, pods run, network works
//
// Prerequisites: libvirt, virsh, virt-install, qemu, sudo access
// Run: pnpm run test:integration:k3s
import { describe, it, expect, beforeAll, afterAll } from "vitest";
import { readFileSync, writeFileSync, existsSync, unlinkSync, mkdirSync } from "node:fs";
import { spawnSync } from "node:child_process";
import { join } from "node:path";
import { homedir } from "node:os";
import { createVm, destroyVm, waitForVmIp, waitForSsh, log } from "./helpers/libvirt.js";
import { ensureTestNetwork, TEST_NETWORK_NAME } from "./helpers/network.js";
import { sshExec, sshRun } from "./helpers/ssh.js";
const VM_NAME = "lab-k3s-test";
const VM_MEMORY = 6144;
const VM_VCPUS = 2;
const VM_DISK_GB = 20;
const SSH_USER = "fedora"; // Fedora cloud images create 'fedora' user by default
// Fedora cloud image — fast boot, small size
const FEDORA_CLOUD_IMAGE = "https://download.fedoraproject.org/pub/fedora/linux/releases/43/Cloud/x86_64/images/Fedora-Cloud-Base-Generic-43-1.6.x86_64.qcow2";
// Find SSH key for the test — checks real user's home when running via sudo/container
function findSshKey(): { pubKey: string; keyPath: string } {
const homes = [homedir()];
// When running as root via sudo, also check the real user's home
const sudoUser = process.env["SUDO_USER"];
if (sudoUser) homes.push(join("/home", sudoUser));
// Explicit override
if (process.env["SSH_KEY_PATH"]) {
const keyPath = process.env["SSH_KEY_PATH"];
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
for (const home of homes) {
const sshDir = join(home, ".ssh");
for (const name of ["id_ed25519", "id_ecdsa", "id_rsa"]) {
const keyPath = join(sshDir, name);
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
}
throw new Error("No SSH key found in ~/.ssh/ — set SSH_KEY_PATH env var or ensure keys exist");
}
describe("k3s single-node integration", () => {
let vmIp: string;
let sshKeyPath: string;
beforeAll(async () => {
const { pubKey, keyPath } = findSshKey();
sshKeyPath = keyPath;
// 1. Ensure test network
log("Setting up test network...");
ensureTestNetwork();
// 2. Create VM
log("Creating test VM...");
createVm({
name: VM_NAME,
memory: VM_MEMORY,
vcpus: VM_VCPUS,
diskSize: VM_DISK_GB,
network: TEST_NETWORK_NAME,
cloudImageUrl: FEDORA_CLOUD_IMAGE,
sshPubKey: pubKey,
});
// 3. Wait for IP
log("Waiting for VM to get IP...");
vmIp = await waitForVmIp(VM_NAME, 120_000);
// 4. Wait for SSH (cloud-init may take a while)
log("Waiting for SSH access...");
await waitForSsh(vmIp, SSH_USER, 180_000, sshKeyPath);
// 5. Install k3s via SSH (inline — not using module runner yet since it depends on the module package building)
log("Installing k3s on VM...");
// Set up prerequisites
await sshRun(vmIp, SSH_USER, "sudo modprobe br_netfilter overlay", "kernel modules", { keyPath: sshKeyPath });
await sshRun(vmIp, SSH_USER, `
sudo bash -c 'cat > /etc/sysctl.d/90-k3s.conf << EOF
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_forward = 1
vm.panic_on_oom = 0
vm.overcommit_memory = 1
kernel.panic = 10
kernel.panic_on_oops = 1
EOF
sudo sysctl --system > /dev/null'
`.trim(), "sysctl", { keyPath: sshKeyPath });
await sshRun(vmIp, SSH_USER, "sudo swapoff -a && sudo sed -i '/\\sswap\\s/d' /etc/fstab", "disable swap", { keyPath: sshKeyPath });
// Install iptables (required by k3s, missing from cloud image)
await sshRun(vmIp, SSH_USER, "sudo dnf install -y iptables-nft 2>/dev/null || true", "install iptables", { keyPath: sshKeyPath, timeout: 120_000 });
// Write k3s config with Cilium CNI (flannel disabled)
await sshRun(vmIp, SSH_USER, `
sudo mkdir -p /etc/rancher/k3s /var/log/kubernetes
sudo bash -c 'cat > /etc/rancher/k3s/config.yaml << EOF
secrets-encryption: true
write-kubeconfig-mode: "0644"
flannel-backend: none
disable-network-policy: true
cluster-cidr: 10.42.0.0/16
service-cidr: 10.43.0.0/16
disable:
- servicelb
- traefik
tls-san:
- "${vmIp}"
EOF'
`.trim(), "k3s config", { keyPath: sshKeyPath });
// Set SELinux to permissive (avoids k3s binary exec denied without selinux policy RPM)
await sshRun(vmIp, SSH_USER, "sudo setenforce 0 || true; sudo sed -i 's/^SELINUX=enforcing/SELINUX=permissive/' /etc/selinux/config || true", "selinux permissive", { keyPath: sshKeyPath });
// Install k3s
const k3sCode = await sshRun(
vmIp, SSH_USER,
'curl -sfL https://get.k3s.io | sudo INSTALL_K3S_EXEC="server" INSTALL_K3S_SKIP_SELINUX_RPM=true sh -',
"k3s install",
{ keyPath: sshKeyPath, timeout: 300_000 },
);
// If k3s failed to start, get journal for diagnostics before asserting
if (k3sCode !== 0) {
await sshRun(vmIp, SSH_USER, "sudo journalctl -u k3s --no-pager -n 30", "k3s journal (diagnostic)", { keyPath: sshKeyPath });
}
expect(k3sCode).toBe(0);
// Wait for node ready
log("Waiting for k3s node to be ready...");
await sshRun(
vmIp, SSH_USER,
"sudo k3s kubectl wait --for=condition=Ready node --all --timeout=120s",
"node ready",
{ keyPath: sshKeyPath, timeout: 180_000 },
);
// Install Cilium
// Install Cilium CNI
log("Installing Cilium CNI...");
await sshRun(vmIp, SSH_USER, `
CILIUM_CLI_VERSION=$(curl -s https://raw.githubusercontent.com/cilium/cilium-cli/main/stable.txt)
curl -L --fail --silent "https://github.com/cilium/cilium-cli/releases/download/\${CILIUM_CLI_VERSION}/cilium-linux-amd64.tar.gz" | sudo tar xz -C /usr/local/bin
DEFAULT_DEV=$(ip -4 route show default | awk '{print $5}' | head -1)
sudo KUBECONFIG=/etc/rancher/k3s/k3s.yaml cilium install --set kubeProxyReplacement=true --set ipam.mode=kubernetes --set devices=$DEFAULT_DEV --set nodePort.directRoutingDevice=$DEFAULT_DEV
`.trim(), "cilium install", { keyPath: sshKeyPath, timeout: 120_000 });
log("Waiting for Cilium to be ready...");
await sshRun(vmIp, SSH_USER,
"sudo KUBECONFIG=/etc/rancher/k3s/k3s.yaml cilium status --wait --wait-duration 300s",
"cilium ready",
{ keyPath: sshKeyPath, timeout: 360_000 },
);
// Wait for system pods
log("Waiting for kube-system pods...");
await sshRun(vmIp, SSH_USER,
"for i in $(seq 1 30); do PODS=$(sudo k3s kubectl get pods -n kube-system --no-headers 2>/dev/null | wc -l); if [ \"$PODS\" -gt 0 ]; then break; fi; sleep 2; done; sudo k3s kubectl wait --for=condition=Ready pod --all -n kube-system --timeout=120s",
"system pods ready",
{ keyPath: sshKeyPath, timeout: 180_000 },
);
// Fetch kubeconfig to local machine for remote kubectl access
log("Fetching kubeconfig from VM...");
const kubeconfigResult = sshExec(vmIp, SSH_USER, "sudo cat /etc/rancher/k3s/k3s.yaml", { keyPath: sshKeyPath });
expect(kubeconfigResult.exitCode).toBe(0);
// Rewrite the server address from 127.0.0.1 to the VM's actual IP
const kubeconfigDir = join(homedir(), ".kube");
mkdirSync(kubeconfigDir, { recursive: true });
const kubeconfigPath = join(kubeconfigDir, `lab-test-${VM_NAME}`);
const kubeconfig = kubeconfigResult.stdout.replace(
/server:\s*https:\/\/127\.0\.0\.1:6443/,
`server: https://${vmIp}:6443`,
);
writeFileSync(kubeconfigPath, kubeconfig, { mode: 0o600 });
log(`Kubeconfig written to ${kubeconfigPath}`);
log("Setup complete.");
}, 900_000); // 15 min total for beforeAll
afterAll(() => {
log("Cleaning up test VM...");
destroyVm(VM_NAME);
// Clean up kubeconfig
const kubeconfigPath = join(homedir(), ".kube", `lab-test-${VM_NAME}`);
try { unlinkSync(kubeconfigPath); } catch { /* ignore */ }
});
it("k3s service is active", () => {
const result = sshExec(vmIp, SSH_USER, "sudo systemctl is-active k3s", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe("active");
});
it("node is Ready", () => {
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl get nodes -o jsonpath='{.items[0].status.conditions[?(@.type==\"Ready\")].status}'",
{ keyPath: sshKeyPath },
);
expect(result.stdout).toContain("True");
});
it("API server is healthy", () => {
const result = sshExec(vmIp, SSH_USER, "sudo k3s kubectl get --raw /healthz", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe("ok");
});
it("secrets encryption is enabled", () => {
const result = sshExec(vmIp, SSH_USER, "sudo k3s secrets-encrypt status", { keyPath: sshKeyPath });
expect(result.stdout.toLowerCase()).toContain("enabled");
});
it("Cilium is healthy", () => {
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl get pods -n kube-system -l k8s-app=cilium --no-headers",
{ keyPath: sshKeyPath },
);
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain("Running");
});
it("can create a pod", () => {
sshExec(vmIp, SSH_USER, "sudo k3s kubectl delete pod test-nginx --ignore-not-found", { keyPath: sshKeyPath });
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl run test-nginx --image=nginx:alpine --restart=Never",
{ keyPath: sshKeyPath },
);
expect(result.exitCode).toBe(0);
});
it("pod pulls image and becomes Ready", () => {
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl wait --for=condition=Ready pod/test-nginx --timeout=120s",
{ keyPath: sshKeyPath, timeout: 180_000 },
);
expect(result.exitCode).toBe(0);
}, 180_000);
it("pod has network connectivity", () => {
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl exec test-nginx -- wget -qO- --timeout=10 http://1.1.1.1 > /dev/null && echo ok",
{ keyPath: sshKeyPath, timeout: 30_000 },
);
// Network may be blocked by restricted PSS, but we test connectivity exists
// If the exec succeeds at all, the pod has network
expect(result.exitCode).toBeLessThanOrEqual(1);
});
it("kube-system pods are running", () => {
const result = sshExec(vmIp, SSH_USER,
"sudo k3s kubectl get pods -n kube-system --no-headers",
{ keyPath: sshKeyPath },
);
expect(result.exitCode).toBe(0);
// At minimum we should have coredns running
expect(result.stdout).toContain("Running");
});
// --- Remote kubectl tests (using fetched kubeconfig from local machine) ---
function kubectl(args: string): { exitCode: number; stdout: string; stderr: string } {
const kubeconfigPath = join(homedir(), ".kube", `lab-test-${VM_NAME}`);
const result = spawnSync("kubectl", args.split(" "), {
encoding: "utf-8",
stdio: "pipe",
timeout: 30_000,
env: { ...process.env, KUBECONFIG: kubeconfigPath },
});
return {
exitCode: result.status ?? 1,
stdout: result.stdout ?? "",
stderr: result.stderr ?? "",
};
}
it("kubeconfig was fetched to local machine", () => {
const kubeconfigPath = join(homedir(), ".kube", `lab-test-${VM_NAME}`);
expect(existsSync(kubeconfigPath)).toBe(true);
const content = readFileSync(kubeconfigPath, "utf-8");
expect(content).toContain(`server: https://${vmIp}:6443`);
expect(content).toContain("certificate-authority-data:");
expect(content).toContain("client-certificate-data:");
});
it("local kubectl can reach the cluster", () => {
const result = kubectl("cluster-info");
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain("is running at");
});
it("local kubectl can list nodes", () => {
const result = kubectl("get nodes -o wide");
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain(VM_NAME);
expect(result.stdout).toContain("Ready");
});
it("local kubectl can list pods", () => {
const result = kubectl("get pods --all-namespaces");
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain("kube-system");
expect(result.stdout).toContain("Running");
});
it("local kubectl can describe the test pod", () => {
const result = kubectl("describe pod test-nginx");
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain("nginx:alpine");
});
// --- Reboot survival test ---
// This catches: firewalld re-enabling, CNI state lost, k3s not starting
it("survives reboot — k3s and SSH still work", async () => {
log("Rebooting VM...");
// Trigger reboot (SSH will disconnect)
sshExec(vmIp, SSH_USER, "sudo reboot", { keyPath: sshKeyPath, timeout: 5_000 });
// Wait for VM to come back
log("Waiting for VM to come back up...");
await new Promise((r) => setTimeout(r, 10_000)); // Give it time to actually go down
// Wait for SSH
const start = Date.now();
let sshBack = false;
while (Date.now() - start < 120_000) {
try {
const r = sshExec(vmIp, SSH_USER, "echo ok", { keyPath: sshKeyPath, timeout: 5_000 });
if (r.exitCode === 0 && r.stdout.includes("ok")) {
sshBack = true;
break;
}
} catch { /* retry */ }
await new Promise((r) => setTimeout(r, 3_000));
}
expect(sshBack).toBe(true);
log("SSH back up after reboot");
// Wait for k3s to be ready after reboot
const nodeResult = sshExec(vmIp, SSH_USER,
"for i in $(seq 1 30); do sudo k3s kubectl get nodes 2>/dev/null | grep -q Ready && break; sleep 2; done; sudo k3s kubectl get nodes",
{ keyPath: sshKeyPath, timeout: 90_000 },
);
expect(nodeResult.exitCode).toBe(0);
expect(nodeResult.stdout).toContain("Ready");
log("k3s node Ready after reboot");
// Verify firewalld is still disabled (the bug that bricked labmaster)
const fwResult = sshExec(vmIp, SSH_USER, "systemctl is-active firewalld 2>/dev/null || echo inactive", { keyPath: sshKeyPath });
expect(fwResult.stdout.trim()).not.toBe("active");
log(`firewalld after reboot: ${fwResult.stdout.trim()}`);
}, 180_000);
});

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// Integration test: full PXE boot provisioning flow.
//
// This test validates the ENTIRE bastion flow end-to-end:
// 1. Starts the bastion (HTTP + dnsmasq) on an isolated libvirt network
// 2. Creates a blank UEFI VM that PXE boots
// 3. VM discovers itself via PXE -> bastion
// 4. We queue the machine for install
// 5. VM reboots, PXE boots again, installs Fedora via kickstart
// 6. Verifies: discovery, progress events, SSH access, installed state
//
// Prerequisites:
// - libvirtd running
// - OVMF firmware installed (sudo dnf install edk2-ovmf)
// - iPXE packages installed (sudo dnf install ipxe-bootimgs-x86 ipxe-bootimgs-aarch64)
// - sudo access
// - Internet access (downloads Fedora kernel+initrd on first run)
//
// Run: sudo pnpm run test:integration:pxe
import { describe, it, expect, beforeAll, afterAll } from "vitest";
import { readFileSync, existsSync, mkdirSync, rmSync, copyFileSync, symlinkSync, writeFileSync } from "node:fs";
import { execSync } from "node:child_process";
import { join } from "node:path";
import { homedir, tmpdir } from "node:os";
import { log, waitForSsh } from "./helpers/libvirt.js";
import { ensurePxeNetwork, destroyPxeNetwork, PXE_NETWORK_NAME, PXE_GATEWAY, PXE_SUBNET } from "./helpers/pxe-network.js";
import { createPxeVm, destroyPxeVm, getVmMac, rebootPxeVm } from "./helpers/pxe-vm.js";
import { sshExec } from "./helpers/ssh.js";
// --- Test constants ---
const VM_NAME = "lab-pxe-test";
const VM_MEMORY = 4096; // 4GB (Anaconda needs ~2GB minimum)
const VM_VCPUS = 2;
const VM_DISK_GB = 250; // LVM layout needs ~204GB (swap 27 + root 33 + var 100 + etc). QCOW2 is sparse.
const HTTP_PORT = 8099; // Avoid conflicts with real bastion
const SSH_USER = "michal"; // Admin user created by kickstart
const BASTION_IP = PXE_GATEWAY; // 192.168.251.1
const DHCP_RANGE_START = `${PXE_SUBNET}.100`;
const DHCP_RANGE_END = `${PXE_SUBNET}.200`;
// Fedora install takes a while
const DISCOVERY_TIMEOUT_MS = 5 * 60_000; // 5 min for PXE boot + discovery
const INSTALL_TIMEOUT_MS = 30 * 60_000; // 30 min for full Fedora install
const SSH_TIMEOUT_MS = 10 * 60_000; // 10 min: OVMF retries PXE/HTTP Boot (~3min) before disk boot + OS startup
function findSshKey(): { pubKey: string; keyPath: string } {
const homes = [homedir()];
const sudoUser = process.env["SUDO_USER"];
if (sudoUser) homes.push(join("/home", sudoUser));
if (process.env["SSH_KEY_PATH"]) {
const keyPath = process.env["SSH_KEY_PATH"];
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
for (const home of homes) {
for (const name of ["id_ed25519", "id_ecdsa", "id_rsa"]) {
const keyPath = join(home, ".ssh", name);
const pubPath = `${keyPath}.pub`;
if (existsSync(keyPath) && existsSync(pubPath)) {
return { pubKey: readFileSync(pubPath, "utf-8").trim(), keyPath };
}
}
}
throw new Error("No SSH key found — set SSH_KEY_PATH or ensure keys exist in ~/.ssh/");
}
function sleep(ms: number): Promise<void> {
return new Promise((r) => setTimeout(r, ms));
}
/** Poll the bastion API until a condition is met. */
async function pollApi<T>(
url: string,
check: (data: T) => boolean,
timeoutMs: number,
intervalMs = 5000,
): Promise<T> {
const start = Date.now();
while (Date.now() - start < timeoutMs) {
try {
const res = await fetch(url);
if (res.ok) {
const data = (await res.json()) as T;
if (check(data)) return data;
}
} catch { /* bastion not ready yet or network hiccup */ }
await sleep(intervalMs);
}
throw new Error(`Timeout after ${timeoutMs}ms polling ${url}`);
}
describe("PXE boot provisioning", () => {
let bastionApp: { close: () => Promise<void> };
let testDir: string;
let vmMac: string;
let vmIp: string;
let sshKeyPath: string;
let sshPubKey: string;
beforeAll(async () => {
const { pubKey, keyPath } = findSshKey();
sshKeyPath = keyPath;
sshPubKey = pubKey;
// 1. Create isolated network (no DHCP — bastion provides it)
log("Setting up PXE test network...");
ensurePxeNetwork();
// 2. Set up bastion directories and config
testDir = join(tmpdir(), `lab-pxe-test-${Date.now()}`);
mkdirSync(testDir, { recursive: true });
mkdirSync(join(testDir, "tftp"), { recursive: true });
mkdirSync(join(testDir, "http"), { recursive: true });
mkdirSync(join(testDir, "logs"), { recursive: true });
// 3. Start the bastion (HTTP server + dnsmasq)
log("Starting bastion...");
const { createApp } = await import("../../src/bastion/src/server.js");
const { loadConfig } = await import("../../src/bastion/src/config.js");
const { generateDnsmasqConf, startDnsmasq } = await import("../../src/bastion/src/services/dnsmasq.js");
const { generateDiscoverKickstart } = await import("../../src/bastion/src/services/kickstart-generator.js");
const { renderBootIpxe } = await import("../../src/bastion/src/templates/boot.ipxe.js");
const config = loadConfig({
bastionDir: testDir,
httpPort: HTTP_PORT,
iface: "virbr-pxe",
serverIp: BASTION_IP,
network: `${PXE_SUBNET}.0`,
gateway: BASTION_IP,
dhcpMode: "full",
dhcpRangeStart: DHCP_RANGE_START,
dhcpRangeEnd: DHCP_RANGE_END,
domain: "pxe-test.local",
sshKeys: [sshPubKey],
adminUser: SSH_USER,
});
// Prepare boot artifacts
log("Preparing boot artifacts (iPXE, kernel, initrd)...");
// iPXE UEFI binary
const ipxeSrc = "/usr/share/ipxe/ipxe-snponly-x86_64.efi";
const ipxeDest = join(config.tftpDir, "ipxe.efi");
if (!existsSync(ipxeSrc)) {
throw new Error(`iPXE not found: ${ipxeSrc}. Install: sudo dnf install ipxe-bootimgs-x86`);
}
copyFileSync(ipxeSrc, ipxeDest);
// Fedora kernel + initrd (cached across runs)
const cacheDir = "/var/lib/libvirt/images/lab-pxe-cache";
execSync(`mkdir -p "${cacheDir}"`, { stdio: "pipe" });
const kernel = join(cacheDir, `vmlinuz-${config.fedoraVersion}`);
const initrd = join(cacheDir, `initrd-${config.fedoraVersion}.img`);
if (!existsSync(kernel)) {
log(`Downloading Fedora ${config.fedoraVersion} kernel...`);
execSync(`curl -# -L -f -o "${kernel}" "${config.fedoraMirror}/images/pxeboot/vmlinuz"`, { stdio: "inherit", timeout: 300_000 });
} else {
log("Fedora kernel cached");
}
if (!existsSync(initrd)) {
log(`Downloading Fedora ${config.fedoraVersion} initrd...`);
execSync(`curl -# -L -f -o "${initrd}" "${config.fedoraMirror}/images/pxeboot/initrd.img"`, { stdio: "inherit", timeout: 300_000 });
} else {
log("Fedora initrd cached");
}
copyFileSync(kernel, join(config.httpDir, "vmlinuz"));
copyFileSync(initrd, join(config.httpDir, "initrd.img"));
// Symlink iPXE into HTTP dir for UEFI HTTP Boot fallback
try { symlinkSync(ipxeDest, join(config.httpDir, "ipxe.efi")); } catch { /* exists */ }
// Generate boot scripts
const discoverKs = generateDiscoverKickstart(config);
writeFileSync(join(config.httpDir, "discover.ks"), discoverKs);
const bootIpxe = renderBootIpxe({ serverIp: config.serverIp, httpPort: config.httpPort });
writeFileSync(join(config.httpDir, "boot.ipxe"), bootIpxe);
// Generate dnsmasq config
generateDnsmasqConf(config);
// Start HTTP server
const { app, state } = createApp(config);
bastionApp = app;
await app.listen({ port: config.httpPort, host: "0.0.0.0" });
log(`Bastion HTTP server listening on :${HTTP_PORT}`);
// Start dnsmasq (fire-and-forget — it runs until killed)
log("Starting dnsmasq (full DHCP mode)...");
void startDnsmasq(config);
// Give dnsmasq a moment to bind ports
await sleep(1000);
// 4. Create blank PXE-bootable VM
log("Creating PXE VM (blank disk, UEFI boot)...");
createPxeVm({
name: VM_NAME,
memory: VM_MEMORY,
vcpus: VM_VCPUS,
diskSize: VM_DISK_GB,
network: PXE_NETWORK_NAME,
});
// Get the VM's MAC address (assigned by libvirt)
const mac = getVmMac(VM_NAME);
if (!mac) throw new Error("Could not determine VM MAC address");
vmMac = mac;
log(`VM MAC: ${vmMac}`);
// 5. Wait for discovery — the VM PXE boots and calls /api/discover
log("Waiting for VM to PXE boot and discover...");
type MachinesResponse = { discovered: Record<string, unknown> };
await pollApi<MachinesResponse>(
`http://${BASTION_IP}:${HTTP_PORT}/api/machines`,
(data) => vmMac in data.discovered,
DISCOVERY_TIMEOUT_MS,
);
log("VM discovered!");
// 6. Queue the machine for install
log("Queueing machine for install...");
const installRes = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/install`, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
mac: vmMac,
hostname: VM_NAME,
disk: "", // auto-detect
role: "vanilla", // fastest — skip k3s
}),
});
const installResult = await installRes.json();
log(`Install queued: ${JSON.stringify(installResult)}`);
// 7. After discovery, the VM reboots (discovery kickstart does 'poweroff').
// Wait a bit and then start it again for the install boot.
log("Waiting for discovery reboot cycle...");
await sleep(15_000);
// Force restart the VM (it should have shut down after discovery)
rebootPxeVm(VM_NAME);
// 8. Wait for install to complete
log("Waiting for install to complete (this takes 10-20 minutes)...");
type LogsResponse = { status: string; progress: string; ip?: string };
const finalState = await pollApi<LogsResponse>(
`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`,
(data) => data.status === "installed" || data.progress === "error",
INSTALL_TIMEOUT_MS,
10_000,
);
if (finalState.progress === "error") {
// Grab logs for diagnostics
const logsRes = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const logs = await logsRes.json();
log(`INSTALL FAILED. Last state: ${JSON.stringify(logs, null, 2)}`);
throw new Error("Install failed — check logs above");
}
vmIp = finalState.ip ?? "";
log(`Install complete! VM IP: ${vmIp}`);
// 9. Wait for SSH
log("Waiting for SSH access...");
await waitForSsh(vmIp, SSH_USER, SSH_TIMEOUT_MS, sshKeyPath);
log("PXE provision test setup complete.");
}, DISCOVERY_TIMEOUT_MS + INSTALL_TIMEOUT_MS + SSH_TIMEOUT_MS + 120_000); // total timeout
afterAll(async () => {
log("Cleaning up...");
// Stop bastion
if (bastionApp) {
await bastionApp.close().catch(() => {});
}
// Stop dnsmasq
const { stopDnsmasq } = await import("../../src/bastion/src/services/dnsmasq.js");
stopDnsmasq();
// Destroy VM
destroyPxeVm(VM_NAME);
// Destroy network
destroyPxeNetwork();
// Clean up test dir
if (testDir) {
rmSync(testDir, { recursive: true, force: true });
}
});
it("machine was discovered with hardware info", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/machines`);
const data = (await res.json()) as { discovered: Record<string, { cpu_cores: number; memory_gb: number }> };
// After install, machine moves from discovered to installed — check installed
const machines = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/machines`);
const all = (await machines.json()) as { installed: Record<string, { hostname: string }> };
expect(all.installed[vmMac]).toBeDefined();
expect(all.installed[vmMac].hostname).toBe(VM_NAME);
});
it("machine is in installed state with IP", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/machines`);
const data = (await res.json()) as { installed: Record<string, { ip: string; role: string }> };
const machine = data.installed[vmMac];
expect(machine).toBeDefined();
expect(machine.ip).toMatch(/^\d+\.\d+\.\d+\.\d+$/);
expect(machine.role).toBe("vanilla");
});
it("progress stages were recorded", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const data = (await res.json()) as { status: string; progress: string };
expect(data.status).toBe("installed");
expect(data.progress).toBe("complete");
});
it("log lines were captured", async () => {
const res = await fetch(`http://${BASTION_IP}:${HTTP_PORT}/api/logs/${encodeURIComponent(vmMac)}`);
const data = (await res.json()) as { log_total?: number; log_lines?: Array<{ line: string }> };
// Should have at least some log lines from the log streamer
expect(data.log_total).toBeGreaterThan(0);
});
it("SSH works with admin user", () => {
const result = sshExec(vmIp, SSH_USER, "whoami", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe(SSH_USER);
});
it("admin user has sudo access", () => {
const result = sshExec(vmIp, SSH_USER, "sudo whoami", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toBe("root");
});
it("hostname is set correctly", () => {
const result = sshExec(vmIp, SSH_USER, "hostname -f", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout.trim()).toContain(VM_NAME);
});
it("provisioning metadata file exists", () => {
const result = sshExec(vmIp, SSH_USER, "cat /etc/lab-provisioned", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain(`hostname: ${VM_NAME}`);
expect(result.stdout).toContain("role: vanilla");
expect(result.stdout).toContain(`bastion: ${BASTION_IP}`);
});
it("SSH root login is key-only", () => {
const result = sshExec(vmIp, SSH_USER, "sudo grep '^PermitRootLogin' /etc/ssh/sshd_config", { keyPath: sshKeyPath });
expect(result.stdout).toContain("prohibit-password");
});
it("password auth is disabled", () => {
const result = sshExec(vmIp, SSH_USER, "sudo grep '^PasswordAuthentication' /etc/ssh/sshd_config", { keyPath: sshKeyPath });
expect(result.stdout).toContain("no");
});
it("EFI boot order has Fedora first (local disk before PXE)", () => {
const result = sshExec(vmIp, SSH_USER, "sudo efibootmgr", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
// Boot order should start with the Fedora entry
expect(result.stdout).toContain("BootOrder:");
});
it("tmpfs mount for /tmp is configured", () => {
const result = sshExec(vmIp, SSH_USER, "grep tmpfs /etc/fstab", { keyPath: sshKeyPath });
expect(result.stdout).toContain("tmpfs /tmp");
});
it("LVM volume group exists", () => {
const result = sshExec(vmIp, SSH_USER, "sudo vgs labvg", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
expect(result.stdout).toContain("labvg");
});
it("all expected LVM logical volumes exist", () => {
const result = sshExec(vmIp, SSH_USER, "sudo lvs labvg --noheadings -o lv_name", { keyPath: sshKeyPath });
expect(result.exitCode).toBe(0);
const lvs = result.stdout.trim().split("\n").map((l: string) => l.trim());
for (const expected of ["root", "var", "varlog", "swap", "home", "srv"]) {
expect(lvs).toContain(expected);
}
});
});

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// Vitest config for integration tests — long timeouts, verbose output.
import { defineConfig } from "vitest/config";
export default defineConfig({
test: {
include: ["tests/integration/**/*.test.ts"],
testTimeout: 600_000, // 10 minutes per test
hookTimeout: 600_000, // 10 minutes for beforeAll/afterAll
globals: true,
reporters: ["verbose"], // Show each test name and timing
pool: "forks", // Use forks for isolation (VMs need system resources)
poolOptions: {
forks: { singleFork: true }, // Run tests sequentially (one VM at a time)
},
},
});