cloud-hypervisor SAL + rhai test script for it

packages/system/virt/tests/rhai/04_qcow2_basic.rhai

@@ -67,17 +67,18 @@ print("✓ snapshot deleted: s1");
 
 // Optional: Base image builder (commented to avoid big downloads by default)
 // Uncomment to test manually on a dev machine with bandwidth.
-// print("\n--- Optional: Build Ubuntu 24.04 Base ---");
-// let base_dir = "/tmp/virt_images";
-// let base = qcow2_build_ubuntu_24_04_base(base_dir, 10);
-// if base.is_err() {
-//     print(`⚠️  base build failed or skipped: ${base.unwrap_err()}`);
-// } else {
-//     let m = base.unwrap();
-//     print(`✓ Base image path: ${m.base_image_path}`);
-//     print(`✓ Base snapshot: ${m.snapshot}`);
-//     print(`✓ Source URL: ${m.url}`);
-//     if m.resized_to_gb != () { print(`✓ Resized to: ${m.resized_to_gb}G`); }
-// }
+print("\n--- Optional: Build Ubuntu 24.04 Base ---");
+let base_dir = "/tmp/virt_images";
+let m;
+try {
+    m = qcow2_build_ubuntu_24_04_base(base_dir, 10);
+} catch (err) {
+    print(`⚠️  base build failed or skipped: ${err}`);
+    exit();
+}
+print(`✓ Base image path: ${m.base_image_path}`);
+print(`✓ Base snapshot: ${m.snapshot}`);
+print(`✓ Source URL: ${m.url}`);
+if m.resized_to_gb != () { print(`✓ Resized to: ${m.resized_to_gb}G`); }
 
 print("\n=== QCOW2 Basic Tests Completed ===");

packages/system/virt/tests/rhai/05_cloudhv_basic.rhai

@@ -0,0 +1,129 @@
+// Basic Cloud Hypervisor SAL smoke test (minimal)
+// - Skips gracefully if dependencies or inputs are missing
+// - Creates a VM spec, optionally starts/stops it if all inputs are available
+
+print("=== Cloud Hypervisor Basic Tests ===");
+
+// Dependency checks (static binaries only)
+let chs = which("cloud-hypervisor-static");
+let chrs = which("ch-remote-static");
+
+// Normalize which() results: () or "" both mean missing (depending on SAL which variant)
+let ch_missing = (chs == () || chs == "");
+let chr_missing = (chrs == () || chrs == "");
+
+if ch_missing || chr_missing {
+    print("⚠️  cloud-hypervisor-static and/or ch-remote-static not available - skipping CloudHV tests");
+    print("Install Cloud Hypervisor static binaries to run these tests.");
+    print("=== CloudHV Tests Skipped ===");
+    exit();
+}
+
+// Inputs (adjust these for your environment)
+// Prefer firmware boot if firmware is available; otherwise fallback to direct kernel boot.
+let firmware_path = "/tmp/virt_images/hypervisor-fw";
+let kernel_path = "/path/to/vmlinux"; // optional when firmware_path is present
+
+// We can reuse the base image from the QCOW2 test/builder if present.
+let disk_path = "/tmp/virt_images/noble-server-cloudimg-amd64.img";
+
+// Validate inputs
+let missing = false;
+let have_firmware = exist(firmware_path);
+let have_kernel = exist(kernel_path);
+if !have_firmware && !have_kernel {
+    print(`⚠️  neither firmware_path (${firmware_path}) nor kernel_path (${kernel_path}) found (start/stop will be skipped)`);
+    missing = true;
+}
+if !exist(disk_path) {
+    print(`⚠️  disk_path not found: ${disk_path} (start/stop will be skipped)`);
+    missing = true;
+}
+
+// Unique id
+let rid = run_silent("date +%s%N");
+let suffix = if rid.success && rid.stdout != "" { rid.stdout.trim() } else { "100000" };
+let vm_id = `testvm_${suffix}`;
+
+print("\n--- Test 1: Create VM definition ---");
+let spec = #{
+    "id": vm_id,
+    "disk_path": disk_path,
+    "api_socket": "",          // default under VM dir
+    "vcpus": 1,
+    "memory_mb": 1024,
+    // For firmware boot:
+    // Provide firmware_path only if it exists
+    // For kernel boot:
+    // Provide kernel_path and optionally a cmdline
+};
+if have_firmware {
+    spec.firmware_path = firmware_path;
+} else if have_kernel {
+    spec.kernel_path = kernel_path;
+    spec.cmdline = "console=ttyS0 reboot=k panic=1";
+}
+// "extra_args": can be added if needed, e.g.:
+// spec.extra_args = ["--rng", "src=/dev/urandom"];
+
+try {
+    let created_id = cloudhv_vm_create(spec);
+    print(`✓ VM created: ${created_id}`);
+} catch (err) {
+    print(`❌ VM create failed: ${err}`);
+    print("=== CloudHV Tests Aborted ===");
+    exit();
+}
+
+print("\n--- Test 2: VM info ---");
+try {
+    let info = cloudhv_vm_info(vm_id);
+    print(`✓ VM info loaded: id=${info.spec.id}, status=${info.runtime.status}`);
+} catch (err) {
+    print(`❌ VM info failed: ${err}`);
+    print("=== CloudHV Tests Aborted ===");
+    exit();
+}
+
+print("\n--- Test 3: VM list ---");
+try {
+    let vms = cloudhv_vm_list();
+    print(`✓ VM list size: ${vms.len()}`);
+} catch (err) {
+    print(`❌ VM list failed: ${err}`);
+    print("=== CloudHV Tests Aborted ===");
+    exit();
+}
+
+// Start/Stop only if inputs exist
+if !missing {
+    print("\n--- Test 4: Start VM ---");
+    try {
+        cloudhv_vm_start(vm_id);
+        print("✓ VM start invoked");
+    } catch (err) {
+        print(`⚠️  VM start failed (this can happen if kernel/cmdline are incompatible): ${err}`);
+    }
+
+    print("\n--- Test 5: Stop VM (graceful) ---");
+    try {
+        cloudhv_vm_stop(vm_id, false);
+        print("✓ VM stop invoked (graceful)");
+    } catch (err) {
+        print(`⚠️  VM stop failed: ${err}`);
+    }
+} else {
+    print("\n⚠️  Skipping start/stop because required inputs are missing.");
+}
+
+print("\n--- Test 6: Delete VM definition ---");
+try {
+    cloudhv_vm_delete(vm_id, false);
+    print("✓ VM deleted");
+} catch (err) {
+    print(`❌ VM delete failed: ${err}`);
+    print("=== CloudHV Tests Aborted ===");
+    exit();
+}
+
+print("\n=== Cloud Hypervisor Basic Tests Completed ===");