You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1610 lines
62 KiB
1610 lines
62 KiB
#!/usr/bin/env python3
|
|
|
|
# Copyright 2019, The Android Open Source Project
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person
|
|
# obtaining a copy of this software and associated documentation
|
|
# files (the "Software"), to deal in the Software without
|
|
# restriction, including without limitation the rights to use, copy,
|
|
# modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
# of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be
|
|
# included in all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
# SOFTWARE.
|
|
#
|
|
"""Unit tests for aftltool."""
|
|
|
|
import argparse
|
|
import binascii
|
|
import io
|
|
import os
|
|
import struct
|
|
import sys
|
|
import tempfile
|
|
import unittest
|
|
|
|
import aftltool
|
|
import avbtool
|
|
|
|
# pylint: disable=import-error
|
|
import api_pb2
|
|
# pylint: enable=import-error
|
|
|
|
|
|
# Workaround for b/149307145 in order to pick up the test data from the right
|
|
# location independent where the script is called from.
|
|
# TODO(b/149307145): Remove workaround once the referenced bug is fixed.
|
|
TEST_EXEC_PATH = os.path.dirname(os.path.realpath(__file__))
|
|
|
|
class TlsDataTest(unittest.TestCase):
|
|
|
|
def test_decode(self):
|
|
data = io.BytesIO(b'\x01\x02')
|
|
value = aftltool.tls_decode_bytes('B', data)
|
|
self.assertEqual(value, b'\x02')
|
|
self.assertEqual(data.read(), b'')
|
|
|
|
data = io.BytesIO(b'\x00\x01\x03\xff')
|
|
value = aftltool.tls_decode_bytes('H', data)
|
|
self.assertEqual(value, b'\x03')
|
|
self.assertEqual(data.read(), b'\xff')
|
|
|
|
data = io.BytesIO(b'\x00\x00\x00\x02\x04\x05\xff\xff')
|
|
value = aftltool.tls_decode_bytes('L', data)
|
|
self.assertEqual(value, b'\x04\x05')
|
|
self.assertEqual(data.read(), b'\xff\xff')
|
|
|
|
def test_decode_invalid(self):
|
|
# Insufficient data for reading the size.
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftltool.tls_decode_bytes('B', io.BytesIO(b''))
|
|
|
|
# Invalid byte_size character.
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftltool.tls_decode_bytes('/o/', io.BytesIO(b'\x01\x02\xff'))
|
|
|
|
# Insufficient data for reading the value.
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftltool.tls_decode_bytes('B', io.BytesIO(b'\x01'))
|
|
|
|
def test_encode(self):
|
|
stream = io.BytesIO()
|
|
aftltool.tls_encode_bytes('B', b'\x01\x02\x03\x04', stream)
|
|
self.assertEqual(stream.getvalue(), b'\x04\x01\x02\x03\x04')
|
|
|
|
stream = io.BytesIO()
|
|
aftltool.tls_encode_bytes('H', b'\x01\x02\x03\x04', stream)
|
|
self.assertEqual(stream.getvalue(), b'\x00\x04\x01\x02\x03\x04')
|
|
|
|
def test_encode_invalid(self):
|
|
# Byte size is not large enough to encode the value.
|
|
stream = io.BytesIO()
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftltool.tls_encode_bytes('B', b'\x01'*256, stream)
|
|
|
|
# Invalid byte_size character.
|
|
stream = io.BytesIO()
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftltool.tls_encode_bytes('/o/', b'\x01\x02', stream)
|
|
|
|
|
|
class VBMetaPrimaryAnnotationTest(unittest.TestCase):
|
|
|
|
def test_decode(self):
|
|
stream = io.BytesIO(b'\x00\x00\x00\x00\x00')
|
|
anno = aftltool.VBMetaPrimaryAnnotation.parse(stream)
|
|
self.assertEqual(anno.vbmeta_hash, b'')
|
|
self.assertEqual(anno.version_incremental, '')
|
|
self.assertEqual(anno.manufacturer_key_hash, b'')
|
|
self.assertEqual(anno.description, '')
|
|
|
|
def test_encode(self):
|
|
stream = io.BytesIO()
|
|
anno = aftltool.VBMetaPrimaryAnnotation()
|
|
anno.encode(stream)
|
|
self.assertEqual(stream.getvalue(), b'\x00\x00\x00\x00\x00')
|
|
|
|
def test_encode_invalid(self):
|
|
stream = io.BytesIO()
|
|
anno = aftltool.VBMetaPrimaryAnnotation()
|
|
# Version incremental should be ASCII only.
|
|
anno.version_incremental = '☃'
|
|
with self.assertRaises(aftltool.AftlError):
|
|
anno.encode(stream)
|
|
|
|
|
|
class SignedVBMetaAnnotationLeafTest(unittest.TestCase):
|
|
|
|
def test_encode(self):
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf()
|
|
self.assertEqual(leaf.encode(),
|
|
b'\x01' # Version
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x00' # Timestamp
|
|
b'\x01' + # Leaf Type
|
|
b'\x00' * 4 + # Empty Signature
|
|
b'\x00' * 5) # Empty Annotation
|
|
|
|
def test_encode_invalid_type(self):
|
|
# The version field must be a 1-byte integer.
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf()
|
|
leaf.version = 'x'
|
|
with self.assertRaises(aftltool.AftlError):
|
|
leaf.encode()
|
|
|
|
def test_encode_invalid_size(self):
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf()
|
|
leaf.version = 256
|
|
with self.assertRaises(aftltool.AftlError):
|
|
leaf.encode()
|
|
|
|
|
|
class AftltoolTestCase(unittest.TestCase):
|
|
|
|
def setUp(self):
|
|
"""Sets up the test bed for the unit tests."""
|
|
super(AftltoolTestCase, self).setUp()
|
|
|
|
# Redirects the stderr to /dev/null when running the unittests. The reason
|
|
# is that soong interprets any output on stderr as an error and marks the
|
|
# unit test as failed although the test itself succeeded.
|
|
self.stderr = sys.stderr
|
|
self.null = open(os.devnull, 'wt')
|
|
sys.stderr = self.null
|
|
|
|
# AFTL public key.
|
|
self.test_aftl_pub_key = (
|
|
'-----BEGIN PUBLIC KEY-----\n'
|
|
'MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA4ilqCNsenNA013iCdwgD\n'
|
|
'YPxZ853nbHG9lMBp9boXiwRcqT/8bUKHIL7YX5z7s+QoRYVY3rkMKppRabclXzyx\n'
|
|
'H59YnPMaU4uv7NqwWzjgaZo7E+vo7IF+KBjV3cJulId5Av0yIYUCsrwd7MpGtWdC\n'
|
|
'Q3S+7Vd4zwzCKEhcvliNIhnNlp1U3wNkPCxOyCAsMEn6k8O5ar12ke5TvxDv15db\n'
|
|
'rPDeHh8G2OYWoCkWL+lSN35L2kOJqKqVbLKWrrOd96RCYrrtbPCi580OADJRcUlG\n'
|
|
'lgcjwmNwmypBWvQMZ6ITj0P0ksHnl1zZz1DE2rXe1goLI1doghb5KxLaezlR8c2C\n'
|
|
'E3w/uo9KJgNmNgUVzzqZZ6FE0moyIDNOpP7KtZAL0DvEZj6jqLbB0ccPQElrg52m\n'
|
|
'Dv2/A3nYSr0mYBKeskT4+Bg7PGgoC8p7WyLSxMyzJEDYdtrj9OFx6eZaA23oqTQx\n'
|
|
'k3Qq5H8RfNBeeSUEeKF7pKH/7gyqZ2bNzBFMA2EBZgBozwRfaeN/HCv3qbaCnwvu\n'
|
|
'6caacmAsK+RxiYxSL1QsJqyhCWWGxVyenmxdc1KG/u5ypi7OIioztyzR3t2tAzD3\n'
|
|
'Nb+2t8lgHBRxbV24yiPlnvPmB1ZYEctXnlRR9Evpl1o9xA9NnybPHKr9rozN39CZ\n'
|
|
'V/USB8K6ao1y5xPZxa8CZksCAwEAAQ==\n'
|
|
'-----END PUBLIC KEY-----\n')
|
|
|
|
# Test AftlIcpEntry #1
|
|
self.test_tl_url_1 = 'aftl-test-server.google.com'
|
|
|
|
self.test_sth_1 = aftltool.TrillianLogRootDescriptor()
|
|
self.test_sth_1.tree_size = 2
|
|
self.test_sth_1.root_hash_size = 32
|
|
self.test_sth_1.root_hash = b'f' * 32
|
|
self.test_sth_1.timestamp = 0x1234567890ABCDEF
|
|
self.test_sth_1.revision = 0xFEDCBA0987654321
|
|
|
|
self.test_sth_1_bytes = (
|
|
b'\x00\x01' # version
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x02' # tree_size
|
|
b'\x20' # root_hash_size
|
|
+ b'f' * 32 + # root_hash
|
|
b'\x12\x34\x56\x78\x90\xAB\xCD\xEF' # timestamp
|
|
b'\xFE\xDC\xBA\x09\x87\x65\x43\x21' # revision
|
|
b'\x00\x00' # metadata_size
|
|
b'' # metadata (empty)
|
|
)
|
|
|
|
# Test Annotation #1
|
|
anno_1 = aftltool.VBMetaPrimaryAnnotation(vbmeta_hash=b'w'*32,
|
|
version_incremental='x'*5,
|
|
manufacturer_key_hash=b'y'*32,
|
|
description='z'*51)
|
|
signed_anno_1 = aftltool.SignedVBMetaPrimaryAnnotation(annotation=anno_1)
|
|
|
|
self.test_anno_1 = aftltool.SignedVBMetaPrimaryAnnotationLeaf(
|
|
signed_vbmeta_primary_annotation=signed_anno_1)
|
|
self.test_anno_1_bytes = (
|
|
b'\x01' # version
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x00' # timestamp
|
|
b'\x01' # leaf_type
|
|
b'\x00' # hash_algorithm
|
|
b'\x00' # signature_algorithm
|
|
+ b'\x00\x00' # signature
|
|
+ b'\x20' + b'w' * 32 # vbmeta_hash
|
|
+ b'\x05' + b'x' * 5 # version_incremental
|
|
+ b'\x20' + b'y' * 32 # manufacturer_key_hash
|
|
+ b'\x00\x33' + b'z' * 51 # description
|
|
)
|
|
|
|
# Fill each structure with an easily observable pattern for easy validation.
|
|
self.test_proof_hashes_1 = []
|
|
self.test_proof_hashes_1.append(b'b' * 32)
|
|
self.test_proof_hashes_1.append(b'c' * 32)
|
|
self.test_proof_hashes_1.append(b'd' * 32)
|
|
self.test_proof_hashes_1.append(b'e' * 32)
|
|
|
|
# Valid test AftlIcpEntry #1.
|
|
self.test_entry_1 = aftltool.AftlIcpEntry()
|
|
self.test_entry_1.log_url = self.test_tl_url_1
|
|
self.test_entry_1.leaf_index = 1
|
|
self.test_entry_1.annotation_leaf = self.test_anno_1
|
|
self.test_entry_1.log_root_descriptor = self.test_sth_1
|
|
self.test_entry_1.proofs = self.test_proof_hashes_1
|
|
self.test_entry_1.log_root_signature = b'g' * 512
|
|
|
|
self.test_entry_1_bytes = (
|
|
b'\x00\x00\x00\x1b' # Transparency log url size.
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x01' # Leaf index.
|
|
b'\x00\x00\x00\x3d' # Log root descriptor size.
|
|
b'\x00\x00\x00\x8b' # Annotation leaf size.
|
|
b'\x02\x00' # Log root signature size.
|
|
b'\x04' # Number of hashes in ICP.
|
|
b'\x00\x00\x00\x80' # Size of ICP in bytes.
|
|
+ self.test_tl_url_1.encode('ascii') # Transparency log url.
|
|
+ self.test_sth_1_bytes
|
|
+ self.test_anno_1_bytes
|
|
+ b'g' * 512 # Log root signature.
|
|
+ b'b' * 32 # Hashes...
|
|
+ b'c' * 32
|
|
+ b'd' * 32
|
|
+ b'e' * 32)
|
|
|
|
# Valid test AftlIcpEntry #2.
|
|
self.test_tl_url_2 = 'aftl-test-server.google.ch'
|
|
|
|
self.test_sth_2 = aftltool.TrillianLogRootDescriptor()
|
|
self.test_sth_2.tree_size = 4
|
|
self.test_sth_2.root_hash_size = 32
|
|
self.test_sth_2.root_hash = b'e' * 32
|
|
self.test_sth_2.timestamp = 6
|
|
self.test_sth_2.revision = 7
|
|
self.test_sth_2.metadata_size = 2
|
|
self.test_sth_2.metadata = b'12'
|
|
|
|
self.test_sth_2_bytes = (
|
|
b'\x00\x01' # version
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x04' # tree_size
|
|
b'\x20' # root_hash_size
|
|
+ b'e' * 32 + # root_hash
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x06' # timestamp
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x07' # revision
|
|
b'\x00\x02' # metadata_size
|
|
b'12' # metadata
|
|
)
|
|
|
|
# Fill each structure with an easily observable pattern for easy validation.
|
|
self.test_proof_hashes_2 = []
|
|
self.test_proof_hashes_2.append(b'g' * 32)
|
|
self.test_proof_hashes_2.append(b'h' * 32)
|
|
|
|
self.test_entry_2 = aftltool.AftlIcpEntry()
|
|
self.test_entry_2.log_url = self.test_tl_url_2
|
|
self.test_entry_2.leaf_index = 2
|
|
self.test_entry_2.annotation_leaf = self.test_anno_1
|
|
self.test_entry_2.log_root_descriptor = self.test_sth_2
|
|
self.test_entry_2.log_root_signature = b'd' * 512
|
|
self.test_entry_2.proofs = self.test_proof_hashes_2
|
|
|
|
self.test_entry_2_bytes = (
|
|
b'\x00\x00\x00\x1a' # Transparency log url size.
|
|
b'\x00\x00\x00\x00\x00\x00\x00\x02' # Leaf index.
|
|
b'\x00\x00\x00\x3f' # Log root descriptor size.
|
|
b'\x00\x00\x00\x8b' # Annotation leaf size.
|
|
b'\x02\x00' # Log root signature size.
|
|
b'\x02' # Number of hashes in ICP.
|
|
b'\x00\x00\x00\x40' # Size of ICP in bytes.
|
|
+ self.test_tl_url_2.encode('ascii') # Transparency log url.
|
|
+ self.test_sth_2_bytes # Log root
|
|
+ self.test_anno_1_bytes
|
|
+ b'd' * 512 # Log root signature.
|
|
+ b'g' * 32 # Hashes...
|
|
+ b'h' * 32)
|
|
|
|
# Valid test AftlImage made out of AftlEntry #1 and #2.
|
|
self.test_aftl_desc = aftltool.AftlImage()
|
|
self.test_aftl_desc.add_icp_entry(self.test_entry_1)
|
|
self.test_aftl_desc.add_icp_entry(self.test_entry_2)
|
|
|
|
self.test_expected_aftl_image_bytes = (
|
|
b'AFTL' # Magic.
|
|
+ struct.pack('!L', avbtool.AVB_VERSION_MAJOR) # Major version.
|
|
+ struct.pack('!L', avbtool.AVB_VERSION_MINOR) # Minor version.
|
|
+ b'\x00\x00\x06\xcf' # Image size.
|
|
b'\x00\x02' # Number of ICP entries.
|
|
+ self.test_entry_1_bytes
|
|
+ self.test_entry_2_bytes)
|
|
|
|
self.test_avbm_resp = api_pb2.AddVBMetaResponse()
|
|
self.test_avbm_resp.annotation_proof.proof.leaf_index = 9127
|
|
hashes = [
|
|
'61076ca285b4982669e67757f55682ddc43ab5c11ba671260f82a8efa8831f94',
|
|
'89c2fbcc58da25a65ce5e9b4fb22aaf208b20601f0bc023f73f05d35bc1f3bac',
|
|
'75d26b5f754b4bed332a3ce2a2bfea0334706a974b7e00ee663f0279fa8b446e',
|
|
'e1cd9c96feb893b5ef7771e424ac1c6c47509c2b98bc578d22ad07369c9641aa',
|
|
'e83e0e4dd352b1670a55f93f88781a73bb41efcadb9927399f59459dfa14bc40',
|
|
'8d5d25996117c88655d66f685baa3c94390867a040507b10587b17fbe92b496a',
|
|
'5de4c627e9ca712f207d6056f56f0d3286ed4a5381ed7f3cc1aa470217734138',
|
|
'19acfdb424d7fe28d1f850c76302f78f9a50146a5b9c65f9fdfbbc0173fd6993']
|
|
for h in hashes:
|
|
self.test_avbm_resp.annotation_proof.proof.hashes.append(
|
|
binascii.unhexlify(h))
|
|
self.test_avbm_resp.annotation_proof.sth.key_hint = binascii.unhexlify(
|
|
'5af859abce8fe1ea')
|
|
self.test_avbm_resp.annotation_proof.sth.log_root = binascii.unhexlify(
|
|
'0001'
|
|
'00000000000023a8'
|
|
'20'
|
|
'9a5f71340f8dc98bdc6320f976dda5f34db8554cb273ba5ab60f1697c519d6f6'
|
|
'1609ae15024774b1'
|
|
'0000000000001e5a'
|
|
'0000'
|
|
)
|
|
self.test_avbm_resp.annotation_proof.sth.log_root_signature = (
|
|
binascii.unhexlify(
|
|
'7c37903cc76e8689a6b31da9ad56c3daeb6194029510297cc7d147278390da33'
|
|
'09c4d9eb1f6be0cdcd1de5315b0b3b573cc9fcd8620d3fab956abbe3c597a572'
|
|
'46e5a5d277c4cc4b590872d0292fa64e1d3285626b1dedeb00b6aa0a7a0717c0'
|
|
'7d4c89b68fda9091be06180be1369675a7c4ce7f42cca133ef0daf8dcc5ba1ee'
|
|
'930cef6dcb71b0a7690446e19661c8e18c089a5d6f6fc9299a0592efb33a4db5'
|
|
'4c640027fa4f0ad0009f8bf75ec5fc17e0fa1091fabe74fe52738443745066ab'
|
|
'48f99b297809b863c01016abda17a2479fce91f9929c60bc2ce15e474204fc5a'
|
|
'8e79b2190aadb7c149671e8c76a4da506860f8d6020fb2eaabfee025cc267bad'
|
|
'3c8257186c8aaf1da9eefe50cae4b3e8deb66033ebc4bfcda2b317f9e7d2dd78'
|
|
'b47f2d86795815d82058ad4cba8fc7983a3bbf843e9b8c7ec7f1ae137be6848d'
|
|
'03c76eefdac40ce5e66cc23d9f3e79ad87acbe7ec0c0bb419a7d368ae1e73c85'
|
|
'742871f847bde69c871e8797638e0e270282fb058ef1cbcba52aded9dcc8249b'
|
|
'38fbed8424c33b8cfcde4f49797c64dda8d089d73b84062602fd41c66091543c'
|
|
'e13c18cfa7f8300530ad4b7adb8924bbb86d17bcc5f1d3d74c522a7dcc8c3c1f'
|
|
'28a999f2fe1bfe5520c66f93f7c90996dc7f52e62dd95ace9ceace90324c3040'
|
|
'669b7f5aeb5c5a53f217f1de46e32f80d0aaaf7d9cc9d0e8f8fd7026c612103a'
|
|
)
|
|
)
|
|
|
|
anno = aftltool.VBMetaPrimaryAnnotation(
|
|
vbmeta_hash=bytes.fromhex(
|
|
'5623731104bfa1cfdb275df2978d1f93f72f5f0f746f11d06f3091c601c32067'),
|
|
version_incremental='only_for_testing',
|
|
manufacturer_key_hash=bytes.fromhex(
|
|
'83ab3b109b73a1d32dce4153a2de57a1a0485052db8364f3180d98614749d7f7'))
|
|
raw_signature = bytes.fromhex(
|
|
'6a523021bc5b933bb58c38c8238be3a5fe1166002f5df8b77dee9dd22d353595'
|
|
'be7996656d3824ebf4e1411a05ee3652d64669d3d62b167d3290dbdf4f2741ba'
|
|
'4b6472e1bd71fc1860465fdcdca1ff08c4ab0420d7dcbf4ad144f64e211d8f92'
|
|
'081ba51192358e2478195e573d000282423b23e6dd945069907dcf11520ff11a'
|
|
'250e26643b820f8a5d80ccfe7d5d84f58e549cd05630f2254ade8edc88d9aa8a'
|
|
'ec2089f84643854e1f265a4f746598ce4cae529c4eaa637f6e35fa1d1da9254e'
|
|
'ec8dfede7a4313f7b151547dcdde98782ce6fb3149326ee5b8e750813d3fd37a'
|
|
'738fe92f6111bf0dff4091769e216b842980e05716f2e50268a7dcca430e175e'
|
|
'711f80e41a1a28f20635741ac11a56f97492d30db6d1955a827daf8e83faebe5'
|
|
'a96e18a13c558ae561a02c90982514c853db0296c2e791e68b77c30e6232a3b7'
|
|
'ed355441d4706277f33a01735f56cb8279336491731939691683f96f1c3e3183'
|
|
'a0b77510d6ff0199b7688902044829793106546fd6fd4a5294d63c31c91256ad'
|
|
'f7be6d053e77875698ad32ffaaeaac5d54b432e537f72549d2543072ae35578f'
|
|
'138d82afcadd668511ba276ce02b6f9c18ef3b6f2f6ae0d123e9f8cb930f21a9'
|
|
'c49a6d9e95de741c7860593a956735e1b77e9851ecb1f6572abf6e2c8ba15085'
|
|
'e37e0f7bab0a30d108b997ed5edd74cf7f89cf082590a6f0af7a3a1f68c0077a')
|
|
signature = aftltool.Signature(signature=raw_signature)
|
|
signed_anno = aftltool.SignedVBMetaPrimaryAnnotation(annotation=anno,
|
|
signature=signature)
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf(
|
|
timestamp=1587991742919072870,
|
|
signed_vbmeta_primary_annotation=signed_anno).encode()
|
|
self.test_avbm_resp.annotation_leaf = leaf
|
|
|
|
|
|
def tearDown(self):
|
|
"""Tears down the test bed for the unit tests."""
|
|
# Reconnects stderr back to the normal stderr; see setUp() for details.
|
|
sys.stderr = self.stderr
|
|
self.null.close()
|
|
|
|
super(AftltoolTestCase, self).tearDown()
|
|
|
|
def get_testdata_path(self, relative_path):
|
|
"""Retrieves the absolute path for testdata given the relative path.
|
|
|
|
Arguments:
|
|
relative_path: The relative path to the testdata in the testdata
|
|
directory.
|
|
|
|
Returns:
|
|
The absolute path to the testdata.
|
|
"""
|
|
rel_path_parts = ['test', 'data']
|
|
rel_path_parts.extend(relative_path.split(os.path.sep))
|
|
return os.path.join(TEST_EXEC_PATH, *rel_path_parts)
|
|
|
|
|
|
class AftltoolTest(AftltoolTestCase):
|
|
|
|
def test_merkle_root_hash(self):
|
|
"""Tests validation of inclusion proof and the merkle tree calculations.
|
|
|
|
The test vectors have been taken from the Trillian tests:
|
|
https://github.com/google/trillian/blob/v1.3.3/merkle/log_verifier_test.go
|
|
"""
|
|
|
|
inclusion_proofs = [
|
|
(1,
|
|
8,
|
|
[
|
|
binascii.unhexlify('96a296d224f285c67bee93c30f8a3091'
|
|
'57f0daa35dc5b87e410b78630a09cfc7'),
|
|
binascii.unhexlify('5f083f0a1a33ca076a95279832580db3'
|
|
'e0ef4584bdff1f54c8a360f50de3031e'),
|
|
binascii.unhexlify('6b47aaf29ee3c2af9af889bc1fb9254d'
|
|
'abd31177f16232dd6aab035ca39bf6e4')
|
|
]),
|
|
(6,
|
|
8,
|
|
[
|
|
binascii.unhexlify('bc1a0643b12e4d2d7c77918f44e0f4f7'
|
|
'9a838b6cf9ec5b5c283e1f4d88599e6b'),
|
|
binascii.unhexlify('ca854ea128ed050b41b35ffc1b87b8eb'
|
|
'2bde461e9e3b5596ece6b9d5975a0ae0'),
|
|
binascii.unhexlify('d37ee418976dd95753c1c73862b9398f'
|
|
'a2a2cf9b4ff0fdfe8b30cd95209614b7')
|
|
]),
|
|
(3,
|
|
3,
|
|
[
|
|
binascii.unhexlify('fac54203e7cc696cf0dfcb42c92a1d9d'
|
|
'baf70ad9e621f4bd8d98662f00e3c125')
|
|
]),
|
|
(2,
|
|
5,
|
|
[
|
|
binascii.unhexlify('6e340b9cffb37a989ca544e6bb780a2c'
|
|
'78901d3fb33738768511a30617afa01d'),
|
|
binascii.unhexlify('5f083f0a1a33ca076a95279832580db3'
|
|
'e0ef4584bdff1f54c8a360f50de3031e'),
|
|
binascii.unhexlify('bc1a0643b12e4d2d7c77918f44e0f4f7'
|
|
'9a838b6cf9ec5b5c283e1f4d88599e6b')
|
|
]
|
|
)
|
|
]
|
|
|
|
leaves = [
|
|
binascii.unhexlify(''),
|
|
binascii.unhexlify('00'),
|
|
binascii.unhexlify('10'),
|
|
binascii.unhexlify('2021'),
|
|
binascii.unhexlify('3031'),
|
|
binascii.unhexlify('40414243'),
|
|
binascii.unhexlify('5051525354555657'),
|
|
binascii.unhexlify('606162636465666768696a6b6c6d6e6f'),
|
|
]
|
|
|
|
roots = [
|
|
binascii.unhexlify('6e340b9cffb37a989ca544e6bb780a2c'
|
|
'78901d3fb33738768511a30617afa01d'),
|
|
binascii.unhexlify('fac54203e7cc696cf0dfcb42c92a1d9d'
|
|
'baf70ad9e621f4bd8d98662f00e3c125'),
|
|
binascii.unhexlify('aeb6bcfe274b70a14fb067a5e5578264'
|
|
'db0fa9b51af5e0ba159158f329e06e77'),
|
|
binascii.unhexlify('d37ee418976dd95753c1c73862b9398f'
|
|
'a2a2cf9b4ff0fdfe8b30cd95209614b7'),
|
|
binascii.unhexlify('4e3bbb1f7b478dcfe71fb631631519a3'
|
|
'bca12c9aefca1612bfce4c13a86264d4'),
|
|
binascii.unhexlify('76e67dadbcdf1e10e1b74ddc608abd2f'
|
|
'98dfb16fbce75277b5232a127f2087ef'),
|
|
binascii.unhexlify('ddb89be403809e325750d3d263cd7892'
|
|
'9c2942b7942a34b77e122c9594a74c8c'),
|
|
binascii.unhexlify('5dc9da79a70659a9ad559cb701ded9a2'
|
|
'ab9d823aad2f4960cfe370eff4604328'),
|
|
]
|
|
|
|
for icp in inclusion_proofs:
|
|
leaf_id = icp[0] - 1
|
|
leaf_hash = aftltool.rfc6962_hash_leaf(leaves[leaf_id])
|
|
root_hash = aftltool.root_from_icp(leaf_id, icp[1], icp[2], leaf_hash)
|
|
self.assertEqual(root_hash, roots[icp[1] -1])
|
|
|
|
|
|
class AftlImageTest(AftltoolTestCase):
|
|
|
|
def test__init__(self):
|
|
"""Tests the constructor."""
|
|
# Calls constructor without data.
|
|
d = aftltool.AftlImage()
|
|
self.assertIsInstance(d.image_header, aftltool.AftlImageHeader)
|
|
self.assertEqual(d.image_header.icp_count, 0)
|
|
self.assertEqual(d.icp_entries, [])
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Calls constructor with data.
|
|
d = aftltool.AftlImage(self.test_expected_aftl_image_bytes)
|
|
self.assertIsInstance(d.image_header, aftltool.AftlImageHeader)
|
|
self.assertEqual(d.image_header.icp_count, 2)
|
|
self.assertEqual(len(d.icp_entries), 2)
|
|
for entry in d.icp_entries:
|
|
self.assertIsInstance(entry, aftltool.AftlIcpEntry)
|
|
self.assertTrue(d.is_valid())
|
|
|
|
def test_add_icp_entry(self):
|
|
"""Tests the add_icp_entry method."""
|
|
d = aftltool.AftlImage()
|
|
|
|
# Adds 1st ICP.
|
|
d.add_icp_entry(self.test_entry_1)
|
|
self.assertEqual(d.image_header.icp_count, 1)
|
|
self.assertEqual(len(d.icp_entries), 1)
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Adds 2nd ICP.
|
|
d.add_icp_entry(self.test_entry_2)
|
|
self.assertEqual(d.image_header.icp_count, 2)
|
|
self.assertEqual(len(d.icp_entries), 2)
|
|
self.assertTrue(d.is_valid())
|
|
|
|
def test_verify_vbmeta_image_with_1_icp(self):
|
|
"""Tests the verify_vbmeta_image method."""
|
|
# Valid vbmeta image without footer with 1 ICP.
|
|
tool = aftltool.Aftl()
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_1_icp.img')
|
|
vbmeta_image, _ = tool.get_vbmeta_image(image_path)
|
|
desc = tool.get_aftl_image(image_path)
|
|
|
|
# Valid image checked against correct log key.
|
|
self.assertTrue(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('aftl_pubkey_1.pem')]))
|
|
|
|
# Valid image checked with a key from another log.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('testkey_rsa4096_pub.pem')]))
|
|
|
|
# Valid image checked with non existed key file path.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('non_existent_blabli')]))
|
|
|
|
# Valid image checked with an invalid key.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('large_blob.bin')]))
|
|
|
|
# Valid image checked with empty list of keys.
|
|
self.assertFalse(desc.verify_vbmeta_image(vbmeta_image, []))
|
|
|
|
# Valid image checked with empty list of keys.
|
|
self.assertFalse(desc.verify_vbmeta_image(vbmeta_image, None))
|
|
|
|
def test_verify_vbmeta_image_with_2_icp_from_same_log(self):
|
|
"""Tests the verify_vbmeta_image method."""
|
|
# Valid vbmeta image without footer with 2 ICPs from same log.
|
|
tool = aftltool.Aftl()
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_2_icp_same_log.img')
|
|
vbmeta_image, _ = tool.get_vbmeta_image(image_path)
|
|
desc = tool.get_aftl_image(image_path)
|
|
|
|
# Valid image checked against correct log key.
|
|
self.assertTrue(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('aftl_pubkey_1.pem')]))
|
|
|
|
# Valid vbmeta image checked with key from another log.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('testkey_rsa4096_pub.pem')]))
|
|
|
|
# Valid image checked with non existed key file path.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('non_existent_blabli')]))
|
|
|
|
# Valid image checked with invalid key.
|
|
self.assertFalse(desc.verify_vbmeta_image(
|
|
vbmeta_image, [self.get_testdata_path('large_blob.bin')]))
|
|
|
|
# Valid image but checked with empty list of keys.
|
|
self.assertFalse(desc.verify_vbmeta_image(vbmeta_image, []))
|
|
|
|
def test_encode(self):
|
|
"""Tests encode method."""
|
|
desc_bytes = self.test_aftl_desc.encode()
|
|
self.assertEqual(desc_bytes, self.test_expected_aftl_image_bytes)
|
|
|
|
def test_is_valid(self):
|
|
"""Tests is_valid method."""
|
|
d = aftltool.AftlImage()
|
|
d.add_icp_entry(self.test_entry_1)
|
|
d.add_icp_entry(self.test_entry_2)
|
|
|
|
# Force invalid ICP header.
|
|
old_magic = d.image_header.magic
|
|
d.image_header.magic = b'YOLO'
|
|
self.assertFalse(d.is_valid())
|
|
d.image_header.magic = old_magic
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Force count mismatch between header and actual entries.
|
|
old_icp_count = d.image_header.icp_count
|
|
d.image_header.icp_count = 1
|
|
self.assertFalse(d.is_valid())
|
|
d.image_header.icp_count = old_icp_count
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Force invalid ICP entry.
|
|
old_leaf_index = d.icp_entries[0].leaf_index
|
|
d.icp_entries[0].leaf_index = -10
|
|
self.assertFalse(d.is_valid())
|
|
d.icp_entries[0].leaf_index = old_leaf_index
|
|
self.assertTrue(d.is_valid())
|
|
|
|
def test_print_desc(self):
|
|
"""Tests print_desc method."""
|
|
buf = io.StringIO()
|
|
self.test_aftl_desc.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('Log Root Descriptor:', desc)
|
|
|
|
|
|
class AftlImageHeaderTest(AftltoolTestCase):
|
|
"""Test suite for testing the AftlImageHeader descriptor."""
|
|
|
|
def setUp(self):
|
|
"""Sets up the test bed for the unit tests."""
|
|
super(AftlImageHeaderTest, self).setUp()
|
|
|
|
self.test_header_valid = aftltool.AftlImageHeader()
|
|
self.test_header_valid.icp_count = 1
|
|
|
|
self.test_header_invalid = aftltool.AftlImageHeader()
|
|
self.test_header_invalid.icp_count = -34
|
|
|
|
self.test_header_bytes = (
|
|
b'AFTL' # Magic.
|
|
+ struct.pack('!L', avbtool.AVB_VERSION_MAJOR) # Major version.
|
|
+ struct.pack('!L', avbtool.AVB_VERSION_MINOR) # Minor version.
|
|
+ b'\x00\x00\x00\x12' # Image size.
|
|
b'\x00\x01') # Number of ICP entries.
|
|
|
|
def test__init__(self):
|
|
"""Tests constructor."""
|
|
|
|
# Calls constructor without data.
|
|
header = aftltool.AftlImageHeader()
|
|
self.assertEqual(header.magic, b'AFTL')
|
|
self.assertEqual(header.required_icp_version_major,
|
|
avbtool.AVB_VERSION_MAJOR)
|
|
self.assertEqual(header.required_icp_version_minor,
|
|
avbtool.AVB_VERSION_MINOR)
|
|
self.assertEqual(header.aftl_image_size, aftltool.AftlImageHeader.SIZE)
|
|
self.assertEqual(header.icp_count, 0)
|
|
self.assertTrue(header.is_valid())
|
|
|
|
# Calls constructor with data.
|
|
header = aftltool.AftlImageHeader(self.test_header_bytes)
|
|
self.assertEqual(header.magic, b'AFTL')
|
|
self.assertEqual(header.required_icp_version_major,
|
|
avbtool.AVB_VERSION_MAJOR)
|
|
self.assertEqual(header.required_icp_version_minor,
|
|
avbtool.AVB_VERSION_MINOR)
|
|
self.assertEqual(header.aftl_image_size, aftltool.AftlImageHeader.SIZE)
|
|
self.assertTrue(header.icp_count, 1)
|
|
self.assertTrue(header.is_valid())
|
|
|
|
def test_encode(self):
|
|
"""Tests encode method."""
|
|
# Valid header.
|
|
header_bytes = self.test_header_valid.encode()
|
|
self.assertEqual(header_bytes, self.test_header_bytes)
|
|
|
|
# Invalid header
|
|
with self.assertRaises(aftltool.AftlError):
|
|
header_bytes = self.test_header_invalid.encode()
|
|
|
|
def test_is_valid(self):
|
|
"""Tests is_valid method."""
|
|
# Valid default record.
|
|
header = aftltool.AftlImageHeader()
|
|
self.assertTrue(header.is_valid())
|
|
|
|
# Invalid magic.
|
|
header = aftltool.AftlImageHeader()
|
|
header.magic = b'YOLO'
|
|
self.assertFalse(header.is_valid())
|
|
|
|
# Valid ICP count.
|
|
self.assertTrue(self.test_header_valid.is_valid())
|
|
|
|
# Invalid ICP count.
|
|
self.assertFalse(self.test_header_invalid.is_valid())
|
|
|
|
header = aftltool.AftlImageHeader()
|
|
header.icp_count = 10000000
|
|
self.assertFalse(header.is_valid())
|
|
|
|
# Invalid ICP major version.
|
|
header = aftltool.AftlImageHeader()
|
|
header.required_icp_version_major = avbtool.AVB_VERSION_MAJOR + 1
|
|
self.assertFalse(header.is_valid())
|
|
|
|
# Invalid ICP minor version.
|
|
header = aftltool.AftlImageHeader()
|
|
header.required_icp_version_minor = avbtool.AVB_VERSION_MINOR + 1
|
|
self.assertFalse(header.is_valid())
|
|
|
|
def test_print_desc(self):
|
|
"""Tests print_desc method."""
|
|
buf = io.StringIO()
|
|
self.test_header_valid.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('Major version:', desc)
|
|
|
|
|
|
class AftlIcpEntryTest(AftltoolTestCase):
|
|
"""Test suite for testing the AftlIcpEntry descriptor."""
|
|
|
|
def test__init__and_properties(self):
|
|
"""Tests constructor and properties methods."""
|
|
|
|
# Calls constructor without data.
|
|
entry = aftltool.AftlIcpEntry()
|
|
self.assertEqual(entry.log_url_size, 0)
|
|
self.assertEqual(entry.leaf_index, 0)
|
|
self.assertEqual(entry.log_root_descriptor_size, 29)
|
|
self.assertEqual(entry.annotation_leaf_size, 19)
|
|
self.assertEqual(entry.log_root_sig_size, 0)
|
|
self.assertEqual(entry.proof_hash_count, 0)
|
|
self.assertEqual(entry.inc_proof_size, 0)
|
|
self.assertEqual(entry.log_url, '')
|
|
self.assertIsInstance(entry.log_root_descriptor,
|
|
aftltool.TrillianLogRootDescriptor)
|
|
self.assertEqual(entry.proofs, [])
|
|
self.assertTrue(entry.is_valid())
|
|
|
|
# Calls constructor with data.
|
|
entry = aftltool.AftlIcpEntry(self.test_entry_1_bytes)
|
|
self.assertEqual(entry.log_url_size, len(self.test_tl_url_1))
|
|
self.assertEqual(entry.leaf_index, 1)
|
|
self.assertEqual(entry.annotation_leaf_size, 139)
|
|
self.assertEqual(entry.log_root_sig_size, 512)
|
|
self.assertEqual(entry.proof_hash_count, len(self.test_proof_hashes_1))
|
|
self.assertEqual(entry.inc_proof_size, 128)
|
|
self.assertEqual(entry.log_url, self.test_tl_url_1)
|
|
self.assertEqual(entry.proofs, self.test_proof_hashes_1)
|
|
self.assertTrue(entry.is_valid())
|
|
|
|
def test_encode(self):
|
|
"""Tests encode method."""
|
|
entry_bytes = self.test_entry_1.encode()
|
|
self.assertEqual(entry_bytes, self.test_entry_1_bytes)
|
|
|
|
def test_get_expected_size(self):
|
|
"""Tests get_expected_size method."""
|
|
# Default record.
|
|
entry = aftltool.AftlIcpEntry()
|
|
self.assertEqual(entry.get_expected_size(), 75)
|
|
self.assertEqual(entry.get_expected_size(), len(entry.encode()))
|
|
|
|
# Test record.
|
|
self.assertEqual(self.test_entry_1.get_expected_size(), 894)
|
|
self.assertEqual(self.test_entry_1.get_expected_size(),
|
|
len(self.test_entry_1.encode()))
|
|
|
|
def test_is_valid(self):
|
|
"""Tests is_valid method."""
|
|
# Valid default record.
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.leaf_index = 2
|
|
entry.log_url = self.test_tl_url_1
|
|
entry.set_log_root_descriptor = self.test_sth_1
|
|
entry.proofs = self.test_proof_hashes_1
|
|
self.assertTrue(entry.is_valid())
|
|
|
|
# Invalid leaf index.
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.leaf_index = -1
|
|
self.assertFalse(entry.is_valid())
|
|
|
|
# Invalid log_root_descriptor
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.log_root_descriptor = None
|
|
self.assertFalse(entry.is_valid())
|
|
|
|
entry.log_root_descriptor = b''
|
|
self.assertFalse(entry.is_valid())
|
|
|
|
entry.log_root_descriptor = b'blabli'
|
|
self.assertFalse(entry.is_valid())
|
|
|
|
def test_translate_response(self):
|
|
"""Tests translate_response method."""
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.translate_response('aftl-test.foo.bar:80', self.test_avbm_resp)
|
|
self.assertEqual(entry.log_url, 'aftl-test.foo.bar:80')
|
|
self.assertEqual(entry.leaf_index, 9127)
|
|
self.assertEqual(entry.log_root_descriptor.encode(),
|
|
self.test_avbm_resp.annotation_proof.sth.log_root)
|
|
self.assertEqual(
|
|
entry.log_root_signature,
|
|
self.test_avbm_resp.annotation_proof.sth.log_root_signature)
|
|
self.assertEqual(
|
|
entry.proofs,
|
|
self.test_avbm_resp.annotation_proof.proof.hashes)
|
|
|
|
def test_verify_icp(self):
|
|
"""Tests verify_icp method."""
|
|
with tempfile.NamedTemporaryFile('wt+') as key_file:
|
|
key_file.write(self.test_aftl_pub_key)
|
|
key_file.flush()
|
|
|
|
# Valid ICP.
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.translate_response(self.test_tl_url_1, self.test_avbm_resp)
|
|
self.assertTrue(entry.verify_icp(key_file.name))
|
|
|
|
# Invalid ICP where annotation_leaf is not matching up with proofs.
|
|
# pylint: disable=protected-access
|
|
entry = aftltool.AftlIcpEntry()
|
|
entry.translate_response(self.test_tl_url_1, self.test_avbm_resp)
|
|
vbmeta_hash = entry.annotation_leaf.annotation.vbmeta_hash
|
|
vbmeta_hash = vbmeta_hash.replace(b"\x56\x23\x73\x11",
|
|
b"\x00\x00\x00\x00")
|
|
entry.annotation_leaf.annotation.vbmeta_hash = vbmeta_hash
|
|
self.assertFalse(entry.verify_icp(key_file))
|
|
|
|
def test_verify_vbmeta_image(self):
|
|
"""Tests the verify_vbmeta_image method."""
|
|
# Valid vbmeta image without footer with 1 ICP.
|
|
tool = aftltool.Aftl()
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_1_icp.img')
|
|
vbmeta_image, _ = tool.get_vbmeta_image(image_path)
|
|
desc = tool.get_aftl_image(image_path)
|
|
|
|
# Checks that there is 1 ICP.
|
|
self.assertEqual(desc.image_header.icp_count, 1)
|
|
entry = desc.icp_entries[0]
|
|
|
|
# Valid vbmeta image checked with correct log key.
|
|
self.assertTrue(entry.verify_vbmeta_image(
|
|
vbmeta_image, self.get_testdata_path('aftl_pubkey_1.pem')))
|
|
|
|
# Valid vbmeta image checked with public key of another log.
|
|
self.assertFalse(entry.verify_vbmeta_image(
|
|
vbmeta_image, self.get_testdata_path('testkey_rsa4096_pub.pem')))
|
|
|
|
# Valid vbmeta image checked with invalid key.
|
|
self.assertFalse(entry.verify_vbmeta_image(
|
|
vbmeta_image, self.get_testdata_path('large_blob.bin')))
|
|
|
|
# Valid vbmeta image checked with no key.
|
|
self.assertFalse(entry.verify_vbmeta_image(vbmeta_image, None))
|
|
|
|
def test_verify_invalid_vbmeta_image(self):
|
|
"""Tests the verify_vbmeta_image method."""
|
|
# Valid vbmeta image without footer with 1 ICP.
|
|
tool = aftltool.Aftl()
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_1_icp.img')
|
|
vbmeta_image, _ = tool.get_vbmeta_image(image_path)
|
|
desc = tool.get_aftl_image(image_path)
|
|
|
|
self.assertEqual(desc.image_header.icp_count, 1)
|
|
entry = desc.icp_entries[0]
|
|
|
|
# Modify vbmeta image to become invalid
|
|
vbmeta_image = b'A' * len(vbmeta_image)
|
|
|
|
# Invalid vbmeta image checked with correct log key.
|
|
self.assertFalse(entry.verify_vbmeta_image(
|
|
vbmeta_image, self.get_testdata_path('aftl_pubkey_1.pem')))
|
|
|
|
# Invalid vbmeta image checked with invalid key.
|
|
self.assertFalse(entry.verify_vbmeta_image(
|
|
vbmeta_image, self.get_testdata_path('large_blob.bin')))
|
|
|
|
# Valid vbmeta image checked with no key.
|
|
self.assertFalse(entry.verify_vbmeta_image(vbmeta_image, None))
|
|
|
|
# None image checked with a key.
|
|
self.assertFalse(entry.verify_vbmeta_image(
|
|
None, self.get_testdata_path('aftl_pubkey_1.pem')))
|
|
|
|
def test_print_desc(self):
|
|
"""Tests print_desc method."""
|
|
buf = io.StringIO()
|
|
self.test_entry_1.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('ICP hashes:', desc)
|
|
|
|
|
|
class TrillianLogRootDescriptorTest(AftltoolTestCase):
|
|
"""Test suite for testing the TrillianLogRootDescriptor descriptor."""
|
|
|
|
def setUp(self):
|
|
"""Sets up the test bed for the unit tests."""
|
|
super(TrillianLogRootDescriptorTest, self).setUp()
|
|
|
|
# Creates basic log root without metadata fields.
|
|
base_log_root = (
|
|
'0001' # version
|
|
'00000000000002e5' # tree_size
|
|
'20' # root_hash_size
|
|
'2d614759ad408a111a3351c0cb33c099' # root_hash
|
|
'422c30a5c5104788a343332bde2b387b'
|
|
'15e1c97e3b4bd239' # timestamp
|
|
'00000000000002e4' # revision
|
|
)
|
|
|
|
# Create valid log roots with metadata fields w/ and w/o metadata.
|
|
self.test_log_root_bytes_wo_metadata = binascii.unhexlify(
|
|
base_log_root + '0000')
|
|
self.test_log_root_bytes_with_metadata = binascii.unhexlify(
|
|
base_log_root + '00023132')
|
|
|
|
def test__init__(self):
|
|
"""Tests constructor."""
|
|
# Calls constructor without data.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
self.assertTrue(d.is_valid())
|
|
self.assertEqual(d.version, 1)
|
|
self.assertEqual(d.tree_size, 0)
|
|
self.assertEqual(d.root_hash_size, 0)
|
|
self.assertEqual(d.root_hash, b'')
|
|
self.assertEqual(d.timestamp, 0)
|
|
self.assertEqual(d.revision, 0)
|
|
self.assertEqual(d.metadata_size, 0)
|
|
self.assertEqual(d.metadata, b'')
|
|
|
|
# Calls constructor with log_root w/o metadata
|
|
d = aftltool.TrillianLogRootDescriptor(self.test_log_root_bytes_wo_metadata)
|
|
self.assertTrue(d.is_valid())
|
|
self.assertEqual(d.version, 1)
|
|
self.assertEqual(d.tree_size, 741)
|
|
self.assertEqual(d.root_hash_size, 32)
|
|
self.assertEqual(d.root_hash,
|
|
binascii.unhexlify('2d614759ad408a111a3351c0cb33c099'
|
|
'422c30a5c5104788a343332bde2b387b'))
|
|
self.assertEqual(d.timestamp, 1576762888554271289)
|
|
self.assertEqual(d.revision, 740)
|
|
self.assertEqual(d.metadata_size, 0)
|
|
self.assertEqual(d.metadata, b'')
|
|
|
|
# Calls constructor with log_root with metadata
|
|
d = aftltool.TrillianLogRootDescriptor(
|
|
self.test_log_root_bytes_with_metadata)
|
|
self.assertEqual(d.metadata_size, 2)
|
|
self.assertEqual(d.metadata, b'12')
|
|
|
|
def test_get_expected_size(self):
|
|
"""Tests get_expected_size method."""
|
|
# Default constructor.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
self.assertEqual(d.get_expected_size(), 11 + 18)
|
|
|
|
# Log root without metadata.
|
|
d = aftltool.TrillianLogRootDescriptor(self.test_log_root_bytes_wo_metadata)
|
|
self.assertEqual(d.get_expected_size(), 11 + 18 + 32)
|
|
|
|
# Log root with metadata.
|
|
d = aftltool.TrillianLogRootDescriptor(
|
|
self.test_log_root_bytes_with_metadata)
|
|
self.assertEqual(d.get_expected_size(), 11 + 18 + 32 + 2)
|
|
|
|
def test_encode(self):
|
|
"""Tests encode method."""
|
|
# Log root from default constructor.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
expected_bytes = (
|
|
'0001' # version
|
|
'0000000000000000' # tree_size
|
|
'00' # root_hash_size
|
|
'' # root_hash (empty)
|
|
'0000000000000000' # timestamp
|
|
'0000000000000000' # revision
|
|
'0000' # metadata size
|
|
'' # metadata (empty)
|
|
)
|
|
self.assertEqual(d.encode(), binascii.unhexlify(expected_bytes))
|
|
|
|
# Log root without metadata.
|
|
d = aftltool.TrillianLogRootDescriptor(self.test_log_root_bytes_wo_metadata)
|
|
self.assertEqual(d.encode(), self.test_log_root_bytes_wo_metadata)
|
|
|
|
# Log root with metadata.
|
|
d = aftltool.TrillianLogRootDescriptor(
|
|
self.test_log_root_bytes_with_metadata)
|
|
self.assertEqual(d.encode(), self.test_log_root_bytes_with_metadata)
|
|
|
|
def test_is_valid(self):
|
|
"""Tests is_valid method."""
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Invalid version.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.version = 2
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid tree_size.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.tree_size = -1
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid root_hash_size.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.root_hash_size = -1
|
|
self.assertFalse(d.is_valid())
|
|
d.root_hash_size = 300
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid/valid root_hash_size / root_hash combination.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.root_hash_size = 4
|
|
d.root_hash = b'123'
|
|
self.assertFalse(d.is_valid())
|
|
d.root_hash = b'1234'
|
|
self.assertTrue(d.is_valid())
|
|
|
|
# Invalid timestamp.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.timestamp = -1
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid revision.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.revision = -1
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid metadata_size.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.metadata_size = -1
|
|
self.assertFalse(d.is_valid())
|
|
d.metadata_size = 70000
|
|
self.assertFalse(d.is_valid())
|
|
|
|
# Invalid/valid metadata_size / metadata combination.
|
|
d = aftltool.TrillianLogRootDescriptor()
|
|
d.metadata_size = 4
|
|
d.metadata = b'123'
|
|
self.assertFalse(d.is_valid())
|
|
d.metadata = b'1234'
|
|
self.assertTrue(d.is_valid())
|
|
|
|
def test_print_desc(self):
|
|
"""Tests print_desc method."""
|
|
# Log root without metadata
|
|
buf = io.StringIO()
|
|
d = aftltool.TrillianLogRootDescriptor(self.test_log_root_bytes_wo_metadata)
|
|
d.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('Version:', desc)
|
|
self.assertNotIn('Metadata:', desc)
|
|
|
|
# Log root with metadata
|
|
buf = io.StringIO()
|
|
d = aftltool.TrillianLogRootDescriptor(
|
|
self.test_log_root_bytes_with_metadata)
|
|
d.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('Version:', desc)
|
|
self.assertIn('Metadata:', desc)
|
|
|
|
|
|
class SignedVBMetaPrimaryAnnotationLeafTest(AftltoolTestCase):
|
|
"""Test suite for testing the Leaf."""
|
|
|
|
def test__init__(self):
|
|
"""Tests constructor and properties methods."""
|
|
# Calls constructor without data.
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf()
|
|
self.assertEqual(leaf.version, 1)
|
|
self.assertEqual(leaf.timestamp, 0)
|
|
self.assertEqual(leaf.signature.signature, b'')
|
|
self.assertEqual(leaf.annotation.vbmeta_hash, b'')
|
|
self.assertEqual(leaf.annotation.description, '')
|
|
|
|
def test_parse(self):
|
|
# Calls parse with valid data.
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf.parse(
|
|
self.test_anno_1_bytes)
|
|
self.assertEqual(leaf.annotation.vbmeta_hash, b'w'*32)
|
|
self.assertEqual(leaf.annotation.version_incremental, 'x'*5)
|
|
self.assertEqual(leaf.annotation.manufacturer_key_hash, b'y'*32)
|
|
self.assertEqual(leaf.annotation.description, 'z'*51)
|
|
|
|
# Calls parse with invalid data.
|
|
with self.assertRaises(aftltool.AftlError):
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf.parse(b'Invalid data')
|
|
|
|
def test_get_expected_size(self):
|
|
"""Tests get_expected_size method."""
|
|
# Calls constructor without data.
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf()
|
|
self.assertEqual(leaf.get_expected_size(), 19)
|
|
|
|
# Calls constructor with data.
|
|
leaf = aftltool.SignedVBMetaPrimaryAnnotationLeaf.parse(
|
|
self.test_anno_1_bytes)
|
|
self.assertEqual(leaf.get_expected_size(),
|
|
len(self.test_anno_1_bytes))
|
|
|
|
def test_encode(self):
|
|
"""Tests encode method."""
|
|
# Calls constructor with data.
|
|
self.assertEqual(self.test_anno_1.encode(),
|
|
self.test_anno_1_bytes)
|
|
|
|
def test_print_desc(self):
|
|
"""Tests print_desc method."""
|
|
buf = io.StringIO()
|
|
self.test_anno_1.print_desc(buf)
|
|
desc = buf.getvalue()
|
|
|
|
# Cursory check whether the printed description contains something useful.
|
|
self.assertGreater(len(desc), 0)
|
|
self.assertIn('VBMeta hash:', desc)
|
|
|
|
|
|
class AftlMockCommunication(aftltool.AftlCommunication):
|
|
"""Testing Mock implementation of AftlCommunication."""
|
|
|
|
def __init__(self, transparency_log_config, canned_response):
|
|
"""Initializes the object.
|
|
|
|
Arguments:
|
|
transparency_log_config: An aftltool.TransparencyLogConfig instance.
|
|
canned_response: AddVBMetaResponse to return or the Exception to
|
|
raise.
|
|
"""
|
|
super(AftlMockCommunication, self).__init__(transparency_log_config,
|
|
timeout=None)
|
|
self.request = None
|
|
self.canned_response = canned_response
|
|
|
|
def add_vbmeta(self, request):
|
|
"""Records the request and returns the canned response."""
|
|
self.request = request
|
|
|
|
if isinstance(self.canned_response, aftltool.AftlError):
|
|
raise self.canned_response
|
|
return self.canned_response
|
|
|
|
|
|
class AftlMock(aftltool.Aftl):
|
|
"""Mock for aftltool.Aftl to mock the communication piece."""
|
|
|
|
def __init__(self, canned_response):
|
|
"""Initializes the object.
|
|
|
|
Arguments:
|
|
canned_response: AddVBMetaResponse to return or the Exception to
|
|
raise.
|
|
"""
|
|
self.mock_canned_response = canned_response
|
|
|
|
def request_inclusion_proof(self, transparency_log_config, vbmeta_image,
|
|
version_inc, manufacturer_key_path,
|
|
signing_helper, signing_helper_with_files,
|
|
timeout, aftl_comms=None):
|
|
"""Mocked request_inclusion_proof function."""
|
|
aftl_comms = AftlMockCommunication(transparency_log_config,
|
|
self.mock_canned_response)
|
|
return super(AftlMock, self).request_inclusion_proof(
|
|
transparency_log_config, vbmeta_image, version_inc,
|
|
manufacturer_key_path, signing_helper, signing_helper_with_files,
|
|
timeout, aftl_comms=aftl_comms)
|
|
|
|
|
|
class AftlTestCase(AftltoolTestCase):
|
|
|
|
def setUp(self):
|
|
"""Sets up the test bed for the unit tests."""
|
|
super(AftlTestCase, self).setUp()
|
|
|
|
# Sets up the member variables which are then configured by
|
|
# set_up_environment() in the subclasses.
|
|
self.aftl_host = None
|
|
self.aftl_pubkey = None
|
|
self.aftl_apikey = None
|
|
self.vbmeta_image = None
|
|
self.manufacturer_key = None
|
|
self.set_up_environment()
|
|
|
|
self.transparency_log_config = aftltool.TransparencyLogConfig(
|
|
self.aftl_host, self.aftl_pubkey, self.aftl_apikey)
|
|
|
|
self.make_icp_default_params = {
|
|
'vbmeta_image_path': self.vbmeta_image,
|
|
'output': None,
|
|
'signing_helper': None,
|
|
'signing_helper_with_files': None,
|
|
'version_incremental': '1',
|
|
'transparency_log_configs': [self.transparency_log_config],
|
|
'manufacturer_key': self.manufacturer_key,
|
|
'padding_size': 0,
|
|
'timeout': None
|
|
}
|
|
|
|
self.info_icp_default_params = {
|
|
'vbmeta_image_path': None,
|
|
'output': io.StringIO()
|
|
}
|
|
|
|
self.verify_icp_default_params = {
|
|
'vbmeta_image_path': None,
|
|
'transparency_log_pub_keys': [self.aftl_pubkey],
|
|
'output': io.StringIO()
|
|
}
|
|
|
|
self.load_test_aftl_default_params = {
|
|
'vbmeta_image_path': self.vbmeta_image,
|
|
'output': io.StringIO(),
|
|
'transparency_log_config': self.transparency_log_config,
|
|
'manufacturer_key': self.manufacturer_key,
|
|
'process_count': 1,
|
|
'submission_count': 1,
|
|
'stats_filename': None,
|
|
'preserve_icp_images': False,
|
|
'timeout': None
|
|
}
|
|
|
|
def set_up_environment(self):
|
|
"""Sets up member variables for the particular test environment.
|
|
|
|
This allows to have different settings and mocking for unit tests and
|
|
integration tests.
|
|
"""
|
|
raise NotImplementedError('set_up_environment() needs to be implemented '
|
|
'by subclass.')
|
|
|
|
def get_aftl_implementation(self, canned_response):
|
|
"""Gets the aftltool.Aftl implementation used for testing.
|
|
|
|
This allows to have different Aftl implementations for unit tests and
|
|
integration tests.
|
|
|
|
Arguments:
|
|
canned_response: Since we are using the actual implementation and not a
|
|
mock this gets ignored.
|
|
|
|
Raises:
|
|
NotImplementedError if subclass is not implementing the method.
|
|
"""
|
|
raise NotImplementedError('get_aftl_implementation() needs to be'
|
|
'implemented by subclass.')
|
|
|
|
|
|
class AftlTest(AftlTestCase):
|
|
|
|
def set_up_environment(self):
|
|
"""Sets up the environment for unit testing without networking."""
|
|
self.aftl_host = 'test.foo.bar:9000'
|
|
self.aftl_pubkey = self.get_testdata_path('aftl_pubkey_1.pem')
|
|
self.vbmeta_image = self.get_testdata_path('aftl_input_vbmeta.img')
|
|
self.manufacturer_key = self.get_testdata_path('testkey_rsa4096.pem')
|
|
|
|
def get_aftl_implementation(self, canned_response):
|
|
"""Retrieves the AftlMock for unit testing without networking."""
|
|
return AftlMock(canned_response)
|
|
|
|
def test_get_vbmeta_image(self):
|
|
"""Tests the get_vbmeta_image method."""
|
|
tool = aftltool.Aftl()
|
|
|
|
# Valid vbmeta image without footer and AftlImage.
|
|
image, footer = tool.get_vbmeta_image(
|
|
self.get_testdata_path('aftl_input_vbmeta.img'))
|
|
self.assertIsNotNone(image)
|
|
self.assertEqual(len(image), 4352)
|
|
self.assertIsNone(footer)
|
|
|
|
# Valid vbmeta image without footer but with AftlImage.
|
|
image, footer = tool.get_vbmeta_image(
|
|
self.get_testdata_path('aftl_output_vbmeta_with_1_icp.img'))
|
|
self.assertIsNotNone(image)
|
|
self.assertEqual(len(image), 4352)
|
|
self.assertIsNone(footer)
|
|
|
|
# Invalid vbmeta image.
|
|
image, footer = tool.get_vbmeta_image(
|
|
self.get_testdata_path('large_blob.bin'))
|
|
self.assertIsNone(image)
|
|
self.assertIsNone(footer)
|
|
|
|
# Invalid file path.
|
|
image, footer = tool.get_vbmeta_image(
|
|
self.get_testdata_path('blabli_not_existing_file'))
|
|
self.assertIsNone(image)
|
|
self.assertIsNone(footer)
|
|
|
|
def test_get_aftl_image(self):
|
|
"""Tests the get_aftl_image method."""
|
|
tool = aftltool.Aftl()
|
|
|
|
# Valid vbmeta image without footer with AftlImage.
|
|
desc = tool.get_aftl_image(
|
|
self.get_testdata_path('aftl_output_vbmeta_with_1_icp.img'))
|
|
self.assertIsInstance(desc, aftltool.AftlImage)
|
|
|
|
# Valid vbmeta image without footer and AftlImage.
|
|
desc = tool.get_aftl_image(
|
|
self.get_testdata_path('aftl_input_vbmeta.img'))
|
|
self.assertIsNone(desc)
|
|
|
|
# Invalid vbmeta image.
|
|
desc = tool.get_aftl_image(self.get_testdata_path('large_blob.bin'))
|
|
self.assertIsNone(desc)
|
|
|
|
# pylint: disable=no-member
|
|
def test_request_inclusion_proof(self):
|
|
"""Tests the request_inclusion_proof method."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(self.test_avbm_resp)
|
|
|
|
icp = aftl.request_inclusion_proof(
|
|
self.transparency_log_config, b'a' * 1024, '1',
|
|
self.get_testdata_path('testkey_rsa4096.pem'), None, None, None)
|
|
self.assertEqual(icp.leaf_index,
|
|
self.test_avbm_resp.annotation_proof.proof.leaf_index)
|
|
self.assertEqual(icp.proof_hash_count,
|
|
len(self.test_avbm_resp.annotation_proof.proof.hashes))
|
|
self.assertEqual(icp.log_url, self.aftl_host)
|
|
self.assertEqual(
|
|
icp.log_root_descriptor.root_hash, binascii.unhexlify(
|
|
'9a5f71340f8dc98bdc6320f976dda5f34db8554cb273ba5ab60f1697c519d6f6'))
|
|
|
|
self.assertEqual(icp.annotation_leaf.annotation.version_incremental,
|
|
'only_for_testing')
|
|
# To calculate the hash of the a RSA key use the following command:
|
|
# openssl rsa -in test/data/testkey_rsa4096.pem -pubout \
|
|
# -outform DER | sha256sum
|
|
self.assertEqual(
|
|
icp.annotation_leaf.annotation.manufacturer_key_hash,
|
|
bytes.fromhex(
|
|
"83ab3b109b73a1d32dce4153a2de57a1a0485052db8364f3180d98614749d7f7"))
|
|
|
|
self.assertEqual(
|
|
icp.log_root_signature,
|
|
self.test_avbm_resp.annotation_proof.sth.log_root_signature)
|
|
self.assertEqual(
|
|
icp.proofs,
|
|
self.test_avbm_resp.annotation_proof.proof.hashes)
|
|
|
|
# pylint: disable=no-member
|
|
def test_request_inclusion_proof_failure(self):
|
|
"""Tests the request_inclusion_proof method in case of a comms problem."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(aftltool.AftlError('Comms error'))
|
|
|
|
with self.assertRaises(aftltool.AftlError):
|
|
aftl.request_inclusion_proof(
|
|
self.transparency_log_config, b'a' * 1024, 'version_inc',
|
|
self.get_testdata_path('testkey_rsa4096.pem'), None, None, None)
|
|
|
|
def test_request_inclusion_proof_manuf_key_not_4096(self):
|
|
"""Tests request_inclusion_proof with manufacturing key not of size 4096."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(self.test_avbm_resp)
|
|
with self.assertRaises(aftltool.AftlError) as e:
|
|
aftl.request_inclusion_proof(
|
|
self.transparency_log_config, b'a' * 1024, 'version_inc',
|
|
self.get_testdata_path('testkey_rsa2048.pem'), None, None, None)
|
|
self.assertIn('not of size 4096: 2048', str(e.exception))
|
|
|
|
def test_make_and_verify_icp_with_1_log(self):
|
|
"""Tests make_icp_from_vbmeta, verify_image_icp & info_image_icp."""
|
|
aftl = self.get_aftl_implementation(self.test_avbm_resp)
|
|
|
|
# Make a VBmeta image with ICP.
|
|
with tempfile.NamedTemporaryFile('wb+') as output_file:
|
|
self.make_icp_default_params['output'] = output_file
|
|
result = aftl.make_icp_from_vbmeta(**self.make_icp_default_params)
|
|
output_file.flush()
|
|
self.assertTrue(result)
|
|
|
|
# Checks that there is 1 ICP.
|
|
aftl_image = aftl.get_aftl_image(output_file.name)
|
|
self.assertEqual(aftl_image.image_header.icp_count, 1)
|
|
|
|
# Verifies the generated image.
|
|
self.verify_icp_default_params['vbmeta_image_path'] = output_file.name
|
|
result = aftl.verify_image_icp(**self.verify_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
# Prints the image details.
|
|
self.info_icp_default_params['vbmeta_image_path'] = output_file.name
|
|
result = aftl.info_image_icp(**self.info_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
def test_make_and_verify_icp_with_2_logs(self):
|
|
"""Tests make_icp_from_vbmeta, verify_image_icp & info_image_icp."""
|
|
aftl = self.get_aftl_implementation(self.test_avbm_resp)
|
|
|
|
# Reconfigures default parameters with two transparency logs.
|
|
self.make_icp_default_params['transparency_log_configs'] = [
|
|
self.transparency_log_config, self.transparency_log_config]
|
|
|
|
# Make a VBmeta image with ICP.
|
|
with tempfile.NamedTemporaryFile('wb+') as output_file:
|
|
self.make_icp_default_params['output'] = output_file
|
|
result = aftl.make_icp_from_vbmeta(
|
|
**self.make_icp_default_params)
|
|
output_file.flush()
|
|
self.assertTrue(result)
|
|
|
|
# Checks that there are 2 ICPs.
|
|
aftl_image = aftl.get_aftl_image(output_file.name)
|
|
self.assertEqual(aftl_image.image_header.icp_count, 2)
|
|
|
|
# Verifies the generated image.
|
|
self.verify_icp_default_params['vbmeta_image_path'] = output_file.name
|
|
result = aftl.verify_image_icp(**self.verify_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
# Prints the image details.
|
|
self.info_icp_default_params['vbmeta_image_path'] = output_file.name
|
|
result = aftl.info_image_icp(**self.info_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
def test_info_image_icp(self):
|
|
"""Tests info_image_icp with vbmeta image with 2 ICP."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(self.test_avbm_resp)
|
|
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_2_icp_same_log.img')
|
|
self.info_icp_default_params['vbmeta_image_path'] = image_path
|
|
|
|
# Verifies the generated image.
|
|
result = aftl.info_image_icp(**self.info_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
def test_info_image_icp_fail(self):
|
|
"""Tests info_image_icp with invalid vbmeta image."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(self.test_avbm_resp)
|
|
|
|
image_path = self.get_testdata_path('large_blob.bin')
|
|
self.info_icp_default_params['vbmeta_image_path'] = image_path
|
|
|
|
# Verifies the generated image.
|
|
result = aftl.info_image_icp(**self.info_icp_default_params)
|
|
self.assertFalse(result)
|
|
|
|
def test_verify_image_icp(self):
|
|
"""Tets verify_image_icp with 2 ICP with all matching log keys."""
|
|
# Always work with a mock independent if run as unit or integration tests.
|
|
aftl = AftlMock(self.test_avbm_resp)
|
|
|
|
image_path = self.get_testdata_path(
|
|
'aftl_output_vbmeta_with_2_icp_same_log.img')
|
|
self.verify_icp_default_params['vbmeta_image_path'] = image_path
|
|
self.verify_icp_default_params['transparency_log_pub_keys'] = [
|
|
self.get_testdata_path('aftl_pubkey_1.pem'),
|
|
]
|
|
|
|
result = aftl.verify_image_icp(**self.verify_icp_default_params)
|
|
self.assertTrue(result)
|
|
|
|
def test_make_icp_with_invalid_grpc_service(self):
|
|
"""Tests make_icp_from_vbmeta command with a host not supporting GRPC."""
|
|
aftl = self.get_aftl_implementation(aftltool.AftlError('Comms error'))
|
|
self.make_icp_default_params[
|
|
'transparency_log_configs'][0].target = 'www.google.com:80'
|
|
with tempfile.NamedTemporaryFile('wb+') as output_file:
|
|
self.make_icp_default_params['output'] = output_file
|
|
result = aftl.make_icp_from_vbmeta(
|
|
**self.make_icp_default_params)
|
|
self.assertFalse(result)
|
|
|
|
def test_make_icp_grpc_timeout(self):
|
|
"""Tests make_icp_from_vbmeta command when running into GRPC timeout."""
|
|
aftl = self.get_aftl_implementation(aftltool.AftlError('Comms error'))
|
|
|
|
# The timeout is set to 1 second which is way below the minimum processing
|
|
# time of the transparency log per load test results in b/139407814#2 where
|
|
# it was 3.43 seconds.
|
|
self.make_icp_default_params['timeout'] = 1
|
|
with tempfile.NamedTemporaryFile('wb+') as output_file:
|
|
self.make_icp_default_params['output'] = output_file
|
|
result = aftl.make_icp_from_vbmeta(
|
|
**self.make_icp_default_params)
|
|
self.assertFalse(result)
|
|
|
|
def test_load_test_single_process_single_submission(self):
|
|
"""Tests load_test_aftl command with 1 process which does 1 submission."""
|
|
aftl = self.get_aftl_implementation(self.test_avbm_resp)
|
|
|
|
with tempfile.TemporaryDirectory() as tmp_dir:
|
|
self.load_test_aftl_default_params[
|
|
'stats_filename'] = os.path.join(tmp_dir, 'load_test.csv')
|
|
result = aftl.load_test_aftl(**self.load_test_aftl_default_params)
|
|
self.assertTrue(result)
|
|
|
|
output = self.load_test_aftl_default_params['output'].getvalue()
|
|
self.assertRegex(output, 'Succeeded:.+?1\n')
|
|
self.assertRegex(output, 'Failed:.+?0\n')
|
|
|
|
self.assertTrue(os.path.exists(
|
|
self.load_test_aftl_default_params['stats_filename']))
|
|
|
|
def test_load_test_multi_process_multi_submission(self):
|
|
"""Tests load_test_aftl command with 2 processes and 2 submissions each."""
|
|
aftl = self.get_aftl_implementation(self.test_avbm_resp)
|
|
|
|
self.load_test_aftl_default_params['process_count'] = 2
|
|
self.load_test_aftl_default_params['submission_count'] = 2
|
|
with tempfile.TemporaryDirectory() as tmp_dir:
|
|
self.load_test_aftl_default_params[
|
|
'stats_filename'] = os.path.join(tmp_dir, 'load_test.csv')
|
|
result = aftl.load_test_aftl(**self.load_test_aftl_default_params)
|
|
self.assertTrue(result)
|
|
|
|
output = self.load_test_aftl_default_params['output'].getvalue()
|
|
self.assertRegex(output, 'Succeeded:.+?4\n')
|
|
self.assertRegex(output, 'Failed:.+?0\n')
|
|
|
|
self.assertTrue(os.path.exists(
|
|
self.load_test_aftl_default_params['stats_filename']))
|
|
|
|
def test_load_test_invalid_grpc_service(self):
|
|
"""Tests load_test_aftl command with a host that does not support GRPC."""
|
|
aftl = self.get_aftl_implementation(aftltool.AftlError('Comms error'))
|
|
|
|
self.load_test_aftl_default_params[
|
|
'transparency_log_config'].target = 'www.google.com:80'
|
|
result = aftl.load_test_aftl(**self.load_test_aftl_default_params)
|
|
self.assertFalse(result)
|
|
|
|
output = self.load_test_aftl_default_params['output'].getvalue()
|
|
self.assertRegex(output, 'Succeeded:.+?0\n')
|
|
self.assertRegex(output, 'Failed:.+?1\n')
|
|
|
|
def test_load_test_grpc_timeout(self):
|
|
"""Tests load_test_aftl command when running into timeout."""
|
|
aftl = self.get_aftl_implementation(aftltool.AftlError('Comms error'))
|
|
|
|
self.load_test_aftl_default_params['timeout'] = 1
|
|
result = aftl.load_test_aftl(**self.load_test_aftl_default_params)
|
|
self.assertFalse(result)
|
|
|
|
output = self.load_test_aftl_default_params['output'].getvalue()
|
|
self.assertRegex(output, 'Succeeded:.+?0\n')
|
|
self.assertRegex(output, 'Failed:.+?1\n')
|
|
|
|
|
|
class TransparencyLogConfigTestCase(unittest.TestCase):
|
|
|
|
def test_from_argument(self):
|
|
log = aftltool.TransparencyLogConfig.from_argument(
|
|
"example.com:8080,mykey.pub")
|
|
self.assertEqual(log.target, "example.com:8080")
|
|
self.assertEqual(log.pub_key, "mykey.pub")
|
|
|
|
with self.assertRaises(argparse.ArgumentTypeError):
|
|
aftltool.TransparencyLogConfig.from_argument("example.com:8080,")
|
|
|
|
with self.assertRaises(argparse.ArgumentTypeError):
|
|
aftltool.TransparencyLogConfig.from_argument(",")
|
|
|
|
def test_from_argument_with_api_key(self):
|
|
log = aftltool.TransparencyLogConfig.from_argument(
|
|
"example.com:8080,mykey.pub,Aipl29gj3x9")
|
|
self.assertEqual(log.target, "example.com:8080")
|
|
self.assertEqual(log.pub_key, "mykey.pub")
|
|
self.assertEqual(log.api_key, "Aipl29gj3x9")
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main(verbosity=2)
|