1. Run AVB 2.0 full verification chain, avb verify 2. Check if 'avb get_uuid' works, compare results with 'part list mmc 1' output 3. Test `avb read` commands, which reads N bytes from a partition identified by a name
Signed-off-by: Igor Opaniuk igor.opaniuk@linaro.org --- test/py/tests/test_avb.py | 111 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 111 insertions(+) create mode 100644 test/py/tests/test_avb.py
diff --git a/test/py/tests/test_avb.py b/test/py/tests/test_avb.py new file mode 100644 index 0000000..770bdde --- /dev/null +++ b/test/py/tests/test_avb.py @@ -0,0 +1,111 @@ +# Copyright (c) 2018, Linaro Limited +# +# SPDX-License-Identifier: GPL-2.0+ +# +# Android Verified Boot 2.0 Test + +""" +This tests Android Verified Boot 2.0 support in U-boot: + +For additional details about how to build proper vbmeta partition +check doc/README.avb2 + +For configuration verification: +- Corrupt boot partition and check for failure +- Corrupt vbmeta partition and check for failure +""" + +import pytest +import u_boot_utils as util + +# defauld mmc id +mmc_dev = 1 +temp_addr = 0x90000000 +temp_addr2 = 0x90002000 + +def test_avb_verify(u_boot_console): + """Run AVB 2.0 boot verification chain with avb subset of commands + """ + + success_str = "Verification passed successfully" + + response = u_boot_console.run_command('avb init %s' %str(mmc_dev)) + assert response == '' + response = u_boot_console.run_command('avb verify') + assert response.find(success_str) + + +def test_avb_mmc_uuid(u_boot_console): + """Check if 'avb get_uuid' works, compare results with + 'part list mmc 1' output + """ + + response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) + assert response == '' + + response = u_boot_console.run_command('mmc rescan; mmc dev %s' % + str(mmc_dev)) + assert response.find('is current device') + + part_lines = u_boot_console.run_command('mmc part').splitlines() + part_list = {} + cur_partname = "" + + for line in part_lines: + if """ in line: + start_pt = line.find(""") + end_pt = line.find(""", start_pt + 1) + cur_partname = line[start_pt + 1: end_pt] + + if "guid:" in line: + guid_to_check = line.split("guid:\t") + part_list[cur_partname] = guid_to_check[1] + + # lets check all guids with avb get_guid + for part, guid in part_list.iteritems(): + avb_guid_resp = u_boot_console.run_command('avb get_uuid %s' % part) + assert guid == avb_guid_resp.split("UUID: ")[1] + + +def test_avb_read_rb(u_boot_console): + """Test reading rollback indexes + """ + + response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) + assert response == '' + + response = u_boot_console.run_command('avb read_rb 1') + + +def test_avb_is_unlocked(u_boot_console): + """Test if device is in the unlocked state + """ + + response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) + assert response == '' + + response = u_boot_console.run_command('avb is_unlocked') + + +def test_avb_mmc_read(u_boot_console): + """Test mmc read operation + """ + + response = u_boot_console.run_command('mmc rescan; mmc dev %s 0' % + str(mmc_dev)) + assert response.find('is current device') + + response = u_boot_console.run_command('mmc read 0x%x 0x100 0x1' % temp_addr) + assert response.find('read: OK') + + response = u_boot_console.run_command('avb init %s' % str(mmc_dev)) + assert response == '' + + response = u_boot_console.run_command('avb read_part xloader 0 100 0x%x' % + temp_addr2) + assert response.find('Read 512 bytes') + + # Now lets compare two buffers + response = u_boot_console.run_command('cmp 0x%x 0x%x 40' % + (temp_addr, temp_addr2)) + assert response.find('64 word')