From patchwork Thu Jul 2 06:29:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heinrich Schuchardt X-Patchwork-Id: 240590 List-Id: U-Boot discussion From: xypron.glpk at gmx.de (Heinrich Schuchardt) Date: Thu, 2 Jul 2020 08:29:25 +0200 Subject: [PATCH 1/1] test: correct time stamps for UEFI authentication Message-ID: <20200702062925.137348-1-xypron.glpk@gmx.de> A time authenticated variable cannot be overwritten with another value with the same time stamp. So we must ensure the correct sequence of time stamps when generating out test data. Using parameter -t for sign-efi-sig-list gives reproducible results and avoids sleep statements. In test_authvar.py test 1g loading a variable with the same time stamp fails. Correct the expected result. Signed-off-by: Heinrich Schuchardt --- test/py/tests/test_efi_secboot/conftest.py | 16 ++++++++-------- test/py/tests/test_efi_secboot/test_authvar.py | 3 ++- 2 files changed, 10 insertions(+), 9 deletions(-) -- 2.27.0 diff --git a/test/py/tests/test_efi_secboot/conftest.py b/test/py/tests/test_efi_secboot/conftest.py index 5d99b8b718..ac5a780fdb 100644 --- a/test/py/tests/test_efi_secboot/conftest.py +++ b/test/py/tests/test_efi_secboot/conftest.py @@ -76,37 +76,37 @@ def efi_boot_env(request, u_boot_config): ## 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 -c PK.crt -k PK.key PK PK.esl PK.auth' + 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; sleep 2; touch PK_null.esl; %ssign-efi-sig-list -c PK.crt -k PK.key PK PK_null.esl PK_null.auth' + 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 -c PK.crt -k PK.key KEK KEK.esl KEK.auth' + 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 -c KEK.crt -k KEK.key db db.esl db.auth' + 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 -c KEK.crt -k KEK.key db db1.esl db1.auth' + 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 -a -c KEK.crt -k KEK.key db db1.esl db1-update.auth' + 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 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 -c KEK.crt -k KEK.key dbx dbx.esl dbx.auth' + 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) @@ -117,7 +117,7 @@ def efi_boot_env(request, u_boot_config): check_call('cd %s; sbsign --key db.key --cert db.crt helloworld.efi' % mnt_point, shell=True) ## Digest image - check_call('cd %s; %shash-to-efi-sig-list helloworld.efi db_hello.hash; %ssign-efi-sig-list -c KEK.crt -k KEK.key db db_hello.hash db_hello.auth' + 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) diff --git a/test/py/tests/test_efi_secboot/test_authvar.py b/test/py/tests/test_efi_secboot/test_authvar.py index 9912694a3e..e28bb280e6 100644 --- a/test/py/tests/test_efi_secboot/test_authvar.py +++ b/test/py/tests/test_efi_secboot/test_authvar.py @@ -111,11 +111,12 @@ class TestEfiAuthVar(object): 'setenv -e -nv -bs -rt -i 4000000,$filesize db']) assert(re.search('Failed to set EFI variable', ''.join(output))) + # We cannot load the variable twice with the same time stamp. output = u_boot_console.run_command_list([ 'fatload host 0:1 4000000 db.auth', 'setenv -e -nv -bs -rt -at -i 4000000,$filesize db', 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db']) - assert(not re.search('Failed to set EFI variable', ''.join(output))) + assert(re.search('Failed to set EFI variable', ''.join(output))) assert(re.search('db:', ''.join(output))) output = u_boot_console.run_command(