123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138 |
- # SPDX-License-Identifier: GPL-2.0+
- # Copyright (c) 2019, Linaro Limited
- # Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
- import os
- import os.path
- from subprocess import call, check_call, check_output, CalledProcessError
- import pytest
- from defs import *
- # from test/py/conftest.py
- def tool_is_in_path(tool):
- for path in os.environ["PATH"].split(os.pathsep):
- full_path = os.path.join(path, tool)
- if os.path.isfile(full_path) and os.access(full_path, os.X_OK):
- return True
- return False
- #
- # Fixture for UEFI secure boot test
- #
- @pytest.fixture(scope='session')
- def efi_boot_env(request, u_boot_config):
- """Set up a file system to be used in UEFI secure boot test.
- Args:
- request: Pytest request object.
- u_boot_config: U-boot configuration.
- Return:
- A path to disk image to be used for testing
- """
- global HELLO_PATH
- image_path = u_boot_config.persistent_data_dir
- image_path = image_path + '/' + EFI_SECBOOT_IMAGE_NAME
- if HELLO_PATH == '':
- HELLO_PATH = u_boot_config.build_dir + '/lib/efi_loader/helloworld.efi'
- try:
- mnt_point = u_boot_config.build_dir + '/mnt_efisecure'
- check_call('rm -rf {}'.format(mnt_point), shell=True)
- check_call('mkdir -p {}'.format(mnt_point), shell=True)
- # suffix
- # *.key: RSA private key in PEM
- # *.crt: X509 certificate (self-signed) in PEM
- # *.esl: signature list
- # *.hash: message digest of image as signature list
- # *.auth: signed signature list in signature database format
- # *.efi: UEFI image
- # *.efi.signed: signed UEFI image
- # Create signature database
- # PK
- check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 -subj /CN=TEST_PK/ -keyout PK.key -out PK.crt -nodes -days 365'
- % mnt_point, shell=True)
- check_call('cd %s; %scert-to-efi-sig-list -g %s PK.crt PK.esl; %ssign-efi-sig-list -t "2020-04-01" -c PK.crt -k PK.key PK PK.esl PK.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- # PK_null for deletion
- check_call('cd %s; touch PK_null.esl; %ssign-efi-sig-list -t "2020-04-02" -c PK.crt -k PK.key PK PK_null.esl PK_null.auth'
- % (mnt_point, EFITOOLS_PATH), shell=True)
- # KEK
- check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 -subj /CN=TEST_KEK/ -keyout KEK.key -out KEK.crt -nodes -days 365'
- % mnt_point, shell=True)
- check_call('cd %s; %scert-to-efi-sig-list -g %s KEK.crt KEK.esl; %ssign-efi-sig-list -t "2020-04-03" -c PK.crt -k PK.key KEK KEK.esl KEK.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- # db
- check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 -subj /CN=TEST_db/ -keyout db.key -out db.crt -nodes -days 365'
- % mnt_point, shell=True)
- check_call('cd %s; %scert-to-efi-sig-list -g %s db.crt db.esl; %ssign-efi-sig-list -t "2020-04-04" -c KEK.crt -k KEK.key db db.esl db.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- # db1
- check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 -subj /CN=TEST_db1/ -keyout db1.key -out db1.crt -nodes -days 365'
- % mnt_point, shell=True)
- check_call('cd %s; %scert-to-efi-sig-list -g %s db1.crt db1.esl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key db db1.esl db1.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- # db1-update
- check_call('cd %s; %ssign-efi-sig-list -t "2020-04-06" -a -c KEK.crt -k KEK.key db db1.esl db1-update.auth'
- % (mnt_point, EFITOOLS_PATH), shell=True)
- ## dbx (TEST_dbx certificate)
- check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 -subj /CN=TEST_dbx/ -keyout dbx.key -out dbx.crt -nodes -days 365'
- % mnt_point, shell=True)
- check_call('cd %s; %scert-to-efi-sig-list -g %s dbx.crt dbx.esl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key dbx dbx.esl dbx.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- ## dbx_hash (digest of TEST_db certificate)
- check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 db.crt dbx_hash.crl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key dbx dbx_hash.crl dbx_hash.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- ## dbx_hash1 (digest of TEST_db1 certificate)
- check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 db1.crt dbx_hash1.crl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key dbx dbx_hash1.crl dbx_hash1.auth'
- % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH),
- shell=True)
- ## dbx_db (with TEST_db certificate)
- check_call('cd %s; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key dbx db.esl dbx_db.auth'
- % (mnt_point, EFITOOLS_PATH),
- shell=True)
- # Copy image
- check_call('cp %s %s' % (HELLO_PATH, mnt_point), shell=True)
- # Sign image
- check_call('cd %s; sbsign --key db.key --cert db.crt helloworld.efi'
- % mnt_point, shell=True)
- ## Sign already-signed image with another key
- check_call('cd %s; sbsign --key db1.key --cert db1.crt --output helloworld.efi.signed_2sigs helloworld.efi.signed'
- % mnt_point, shell=True)
- ## Digest image
- check_call('cd %s; %shash-to-efi-sig-list helloworld.efi db_hello.hash; %ssign-efi-sig-list -t "2020-04-07" -c KEK.crt -k KEK.key db db_hello.hash db_hello.auth'
- % (mnt_point, EFITOOLS_PATH, EFITOOLS_PATH),
- shell=True)
- check_call('cd %s; %shash-to-efi-sig-list helloworld.efi.signed db_hello_signed.hash; %ssign-efi-sig-list -t "2020-04-03" -c KEK.crt -k KEK.key db db_hello_signed.hash db_hello_signed.auth'
- % (mnt_point, EFITOOLS_PATH, EFITOOLS_PATH),
- shell=True)
- check_call('cd %s; %ssign-efi-sig-list -t "2020-04-07" -c KEK.crt -k KEK.key dbx db_hello_signed.hash dbx_hello_signed.auth'
- % (mnt_point, EFITOOLS_PATH),
- shell=True)
- check_call('virt-make-fs --partition=gpt --size=+1M --type=vfat {} {}'.format(mnt_point, image_path), shell=True)
- check_call('rm -rf {}'.format(mnt_point), shell=True)
- except CalledProcessError as exception:
- pytest.skip('Setup failed: %s' % exception.cmd)
- return
- else:
- yield image_path
- finally:
- call('rm -f %s' % image_path, shell=True)
|