Add functional test for secure IPL.
Signed-off-by: Zhuoying Cai <[email protected]>
Reviewed-by: Matthew Rosato <[email protected]>
---
tests/functional/s390x/meson.build | 2 +
tests/functional/s390x/test_secure_ipl.py | 172 ++++++++++++++++++++++
2 files changed, 174 insertions(+)
create mode 100755 tests/functional/s390x/test_secure_ipl.py
diff --git a/tests/functional/s390x/meson.build
b/tests/functional/s390x/meson.build
index b065b666bc..16da5f0054 100644
--- a/tests/functional/s390x/meson.build
+++ b/tests/functional/s390x/meson.build
@@ -2,6 +2,7 @@
test_s390x_timeouts = {
'ccw_virtio' : 420,
+ 'secure_ipl' : 360,
}
tests_s390x_system_quick = [
@@ -14,6 +15,7 @@ tests_s390x_system_thorough = [
'ccw_virtio',
'pxelinux',
'replay',
+ 'secure_ipl',
'topology',
'tuxrun',
]
diff --git a/tests/functional/s390x/test_secure_ipl.py
b/tests/functional/s390x/test_secure_ipl.py
new file mode 100755
index 0000000000..06fc93e404
--- /dev/null
+++ b/tests/functional/s390x/test_secure_ipl.py
@@ -0,0 +1,172 @@
+#!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+"""
+s390x Secure IPL functional test.
+
+Validates s390x secure boot by preparing a signed guest image, booting with
+secure-boot enabled, and verifying cryptographic validation results.
+"""
+
+from subprocess import check_call, DEVNULL
+
+from qemu_test import QemuSystemTest, Asset, get_qemu_img
+from qemu_test import exec_command_and_wait_for_pattern, exec_command
+from qemu_test import wait_for_console_pattern, skipBigDataTest
+
+class S390xSecureIpl(QemuSystemTest):
+ """Test s390x Secure IPL (secure boot) functionality."""
+ ASSET_F40_QCOW2 = Asset(
+ ('https://archives.fedoraproject.org/pub/archive/'
+ 'fedora-secondary/releases/40/Server/s390x/images/'
+ 'Fedora-Server-KVM-40-1.14.s390x.qcow2'),
+ '091c232a7301be14e19c76ce9a0c1cbd2be2c4157884a731e1fc4f89e7455a5f')
+
+ def __init__(self, *args, **kwargs):
+ super().__init__(*args, **kwargs)
+ self.root_password = None
+ self.qcow2_path = None
+ self.cert_path = None
+ self.prompt = None
+
+ def _create_certificate(self, vm):
+ """Generate x509 certificate"""
+ exec_command_and_wait_for_pattern(self,
+ 'openssl version', 'OpenSSL 3.2.1
30',
+ vm=vm)
+ exec_command_and_wait_for_pattern(self,
+ 'openssl req -new -x509 -newkey rsa:2048 '
+ '-keyout mykey.pem -outform PEM -out mycert.pem '
+ '-days 36500 -subj "/CN=My Name/" -nodes -verbose',
+ 'Writing private key to \'mykey.pem\'', vm=vm)
+
+ def _sign_binaries(self, vm):
+ """Sign stage3 binary and kernel"""
+ # Install kernel-devel (needed for sign-file)
+ exec_command_and_wait_for_pattern(self,
+ 'sudo dnf install kernel-devel-$(uname -r) -y',
+ 'Complete!', vm=vm)
+ wait_for_console_pattern(self, self.prompt, vm=vm)
+ exec_command_and_wait_for_pattern(self,
+ 'ls /usr/src/kernels/$(uname -r)/scripts/',
+ 'sign-file', vm=vm)
+
+ # Sign stage3 binary and kernel
+ exec_command(self, '/usr/src/kernels/$(uname -r)/scripts/sign-file '
+ 'sha256 mykey.pem mycert.pem /lib/s390-tools/stage3.bin',
+ vm=vm)
+ wait_for_console_pattern(self, self.prompt, vm=vm)
+ exec_command(self, '/usr/src/kernels/$(uname -r)/scripts/sign-file '
+ 'sha256 mykey.pem mycert.pem /boot/vmlinuz-$(uname -r)',
+ vm=vm)
+ wait_for_console_pattern(self, self.prompt, vm=vm)
+
+ def _run_zipl_secure(self, vm):
+ """Run zipl to prepare for secure boot"""
+ exec_command_and_wait_for_pattern(self, 'zipl --secure 1 -VV', 'Done.',
+ vm=vm)
+
+ def _extract_certificate(self, vm):
+ """Extract certificate from VM to host filesystem"""
+ out = exec_command_and_wait_for_pattern(self, 'cat mycert.pem',
+ '-----END CERTIFICATE-----',
+ vm=vm)
+ # strip first line to avoid console echo artifacts
+ cert = "\n".join(out.decode("utf-8").splitlines()[1:])
+ self.log.info("%s", cert)
+
+ self.cert_path = self.scratch_file("mycert.pem")
+
+ with open(self.cert_path, 'w', encoding="utf-8") as file_object:
+ file_object.write(cert)
+
+ def setup_s390x_secure_ipl(self):
+ """
+ Prepare a secure boot-enabled guest image.
+
+ Boots a temporary VM to generate a certificate, sign boot components
+ (stage3 and kernel), run zipl, and extract the certificate to host.
+ """
+ self.require_netdev('user')
+
+ temp_vm = self.get_vm(name='sipl_setup')
+ temp_vm.set_machine('s390-ccw-virtio')
+
+ asset_path = self.ASSET_F40_QCOW2.fetch()
+ self.qcow2_path = self.scratch_file('f40.qcow2')
+ qemu_img = get_qemu_img(self)
+ check_call([qemu_img, 'create', '-f', 'qcow2', '-b', asset_path,
+ '-F', 'qcow2', self.qcow2_path], stdout=DEVNULL,
stderr=DEVNULL)
+
+ temp_vm.set_console()
+ temp_vm.add_args('-nographic',
+ '-accel', 'kvm',
+ '-m', '1024',
+ '-drive',
+
f'id=drive0,if=none,format=qcow2,file={self.qcow2_path}',
+ '-device', 'virtio-blk-ccw,drive=drive0,bootindex=1')
+ temp_vm.launch()
+
+ # Initial root account setup (Fedora first boot screen)
+ self.root_password = 'fedora40password'
+ wait_for_console_pattern(self, 'Please make a selection from the
above',
+ vm=temp_vm)
+ exec_command_and_wait_for_pattern(self, '4', 'Password:', vm=temp_vm)
+ exec_command_and_wait_for_pattern(self, self.root_password,
+ 'Password (confirm):', vm=temp_vm)
+ exec_command_and_wait_for_pattern(self, self.root_password,
+ 'Please make a selection from the above',
+ vm=temp_vm)
+
+ # Login as root
+ self.prompt = '[root@localhost ~]#'
+ exec_command_and_wait_for_pattern(self, 'c', 'localhost login:',
vm=temp_vm)
+ exec_command_and_wait_for_pattern(self, 'root', 'Password:',
vm=temp_vm)
+ exec_command_and_wait_for_pattern(self, self.root_password,
self.prompt,
+ vm=temp_vm)
+
+ self._create_certificate(temp_vm)
+ self._sign_binaries(temp_vm)
+ self._run_zipl_secure(temp_vm)
+ self._extract_certificate(temp_vm)
+
+ # Shutdown temp vm
+ temp_vm.shutdown()
+
+ @skipBigDataTest()
+ def test_s390x_secure_ipl(self):
+ """
+ Verify secure boot validation during s390x guest boot.
+
+ Expects two "Verified component" messages and confirms
+ /sys/firmware/ipl/secure reports secure boot is active.
+ """
+ self.require_accelerator('kvm')
+ self.setup_s390x_secure_ipl()
+
+ self.set_machine('s390-ccw-virtio')
+
+ self.vm.set_console()
+ self.vm.add_args('-nographic',
+ '-machine', 's390-ccw-virtio,secure-boot=on,'
+ f'boot-certs.0.path={self.cert_path}',
+ '-accel', 'kvm',
+ '-m', '1024',
+ '-drive',
+
f'id=drive1,if=none,format=qcow2,file={self.qcow2_path}',
+ '-device', 'virtio-blk-ccw,drive=drive1,bootindex=1')
+ self.vm.launch()
+
+ # Expect two verified components
+ verified_output = "Verified component"
+ wait_for_console_pattern(self, verified_output)
+ wait_for_console_pattern(self, verified_output)
+
+ # Login and verify the vm is booted using secure boot
+ wait_for_console_pattern(self, 'localhost login:')
+ exec_command_and_wait_for_pattern(self, 'root', 'Password:')
+ exec_command_and_wait_for_pattern(self, self.root_password,
self.prompt)
+ exec_command_and_wait_for_pattern(self, 'cat
/sys/firmware/ipl/secure', '1')
+
+if __name__ == '__main__':
+ QemuSystemTest.main()
--
2.54.0
