#
# Copyright (C) 2015 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import os
import subprocess
import tempfile
import time
import unittest
import zipfile
from hashlib import sha1
import common
import test_utils
import validate_target_files
from rangelib import RangeSet
KiB = 1024
MiB = 1024 * KiB
GiB = 1024 * MiB
def get_2gb_string():
size = int(2 * GiB + 1)
block_size = 4 * KiB
step_size = 4 * MiB
# Generate a long string with holes, e.g. 'xyz\x00abc\x00...'.
for _ in range(0, size, step_size):
yield os.urandom(block_size)
yield '\0' * (step_size - block_size)
class CommonZipTest(unittest.TestCase):
def _verify(self, zip_file, zip_file_name, arcname, expected_hash,
test_file_name=None, expected_stat=None, expected_mode=0o644,
expected_compress_type=zipfile.ZIP_STORED):
# Verify the stat if present.
if test_file_name is not None:
new_stat = os.stat(test_file_name)
self.assertEqual(int(expected_stat.st_mode), int(new_stat.st_mode))
self.assertEqual(int(expected_stat.st_mtime), int(new_stat.st_mtime))
# Reopen the zip file to verify.
zip_file = zipfile.ZipFile(zip_file_name, "r")
# Verify the timestamp.
info = zip_file.getinfo(arcname)
self.assertEqual(info.date_time, (2009, 1, 1, 0, 0, 0))
# Verify the file mode.
mode = (info.external_attr >> 16) & 0o777
self.assertEqual(mode, expected_mode)
# Verify the compress type.
self.assertEqual(info.compress_type, expected_compress_type)
# Verify the zip contents.
entry = zip_file.open(arcname)
sha1_hash = sha1()
for chunk in iter(lambda: entry.read(4 * MiB), ''):
sha1_hash.update(chunk)
self.assertEqual(expected_hash, sha1_hash.hexdigest())
self.assertIsNone(zip_file.testzip())
def _test_ZipWrite(self, contents, extra_zipwrite_args=None):
extra_zipwrite_args = dict(extra_zipwrite_args or {})
test_file = tempfile.NamedTemporaryFile(delete=False)
test_file_name = test_file.name
zip_file = tempfile.NamedTemporaryFile(delete=False)
zip_file_name = zip_file.name
# File names within an archive strip the leading slash.
arcname = extra_zipwrite_args.get("arcname", test_file_name)
if arcname[0] == "/":
arcname = arcname[1:]
zip_file.close()
zip_file = zipfile.ZipFile(zip_file_name, "w")
try:
sha1_hash = sha1()
for data in contents:
sha1_hash.update(data)
test_file.write(data)
test_file.close()
expected_stat = os.stat(test_file_name)
expected_mode = extra_zipwrite_args.get("perms", 0o644)
expected_compress_type = extra_zipwrite_args.get("compress_type",
zipfile.ZIP_STORED)
time.sleep(5) # Make sure the atime/mtime will change measurably.
common.ZipWrite(zip_file, test_file_name, **extra_zipwrite_args)
common.ZipClose(zip_file)
self._verify(zip_file, zip_file_name, arcname, sha1_hash.hexdigest(),
test_file_name, expected_stat, expected_mode,
expected_compress_type)
finally:
os.remove(test_file_name)
os.remove(zip_file_name)
def _test_ZipWriteStr(self, zinfo_or_arcname, contents, extra_args=None):
extra_args = dict(extra_args or {})
zip_file = tempfile.NamedTemporaryFile(delete=False)
zip_file_name = zip_file.name
zip_file.close()
zip_file = zipfile.ZipFile(zip_file_name, "w")
try:
expected_compress_type = extra_args.get("compress_type",
zipfile.ZIP_STORED)
time.sleep(5) # Make sure the atime/mtime will change measurably.
if not isinstance(zinfo_or_arcname, zipfile.ZipInfo):
arcname = zinfo_or_arcname
expected_mode = extra_args.get("perms", 0o644)
else:
arcname = zinfo_or_arcname.filename
expected_mode = extra_args.get("perms",
zinfo_or_arcname.external_attr >> 16)
common.ZipWriteStr(zip_file, zinfo_or_arcname, contents, **extra_args)
common.ZipClose(zip_file)
self._verify(zip_file, zip_file_name, arcname, sha1(contents).hexdigest(),
expected_mode=expected_mode,
expected_compress_type=expected_compress_type)
finally:
os.remove(zip_file_name)
def _test_ZipWriteStr_large_file(self, large, small, extra_args=None):
extra_args = dict(extra_args or {})
zip_file = tempfile.NamedTemporaryFile(delete=False)
zip_file_name = zip_file.name
test_file = tempfile.NamedTemporaryFile(delete=False)
test_file_name = test_file.name
arcname_large = test_file_name
arcname_small = "bar"
# File names within an archive strip the leading slash.
if arcname_large[0] == "/":
arcname_large = arcname_large[1:]
zip_file.close()
zip_file = zipfile.ZipFile(zip_file_name, "w")
try:
sha1_hash = sha1()
for data in large:
sha1_hash.update(data)
test_file.write(data)
test_file.close()
expected_stat = os.stat(test_file_name)
expected_mode = 0o644
expected_compress_type = extra_args.get("compress_type",
zipfile.ZIP_STORED)
time.sleep(5) # Make sure the atime/mtime will change measurably.
common.ZipWrite(zip_file, test_file_name, **extra_args)
common.ZipWriteStr(zip_file, arcname_small, small, **extra_args)
common.ZipClose(zip_file)
# Verify the contents written by ZipWrite().
self._verify(zip_file, zip_file_name, arcname_large,
sha1_hash.hexdigest(), test_file_name, expected_stat,
expected_mode, expected_compress_type)
# Verify the contents written by ZipWriteStr().
self._verify(zip_file, zip_file_name, arcname_small,
sha1(small).hexdigest(),
expected_compress_type=expected_compress_type)
finally:
os.remove(zip_file_name)
os.remove(test_file_name)
def _test_reset_ZIP64_LIMIT(self, func, *args):
default_limit = (1 << 31) - 1
self.assertEqual(default_limit, zipfile.ZIP64_LIMIT)
func(*args)
self.assertEqual(default_limit, zipfile.ZIP64_LIMIT)
def test_ZipWrite(self):
file_contents = os.urandom(1024)
self._test_ZipWrite(file_contents)
def test_ZipWrite_with_opts(self):
file_contents = os.urandom(1024)
self._test_ZipWrite(file_contents, {
"arcname": "foobar",
"perms": 0o777,
"compress_type": zipfile.ZIP_DEFLATED,
})
self._test_ZipWrite(file_contents, {
"arcname": "foobar",
"perms": 0o700,
"compress_type": zipfile.ZIP_STORED,
})
def test_ZipWrite_large_file(self):
file_contents = get_2gb_string()
self._test_ZipWrite(file_contents, {
"compress_type": zipfile.ZIP_DEFLATED,
})
def test_ZipWrite_resets_ZIP64_LIMIT(self):
self._test_reset_ZIP64_LIMIT(self._test_ZipWrite, "")
def test_ZipWriteStr(self):
random_string = os.urandom(1024)
# Passing arcname
self._test_ZipWriteStr("foo", random_string)
# Passing zinfo
zinfo = zipfile.ZipInfo(filename="foo")
self._test_ZipWriteStr(zinfo, random_string)
# Timestamp in the zinfo should be overwritten.
zinfo.date_time = (2015, 3, 1, 15, 30, 0)
self._test_ZipWriteStr(zinfo, random_string)
def test_ZipWriteStr_with_opts(self):
random_string = os.urandom(1024)
# Passing arcname
self._test_ZipWriteStr("foo", random_string, {
"perms": 0o700,
"compress_type": zipfile.ZIP_DEFLATED,
})
self._test_ZipWriteStr("bar", random_string, {
"compress_type": zipfile.ZIP_STORED,
})
# Passing zinfo
zinfo = zipfile.ZipInfo(filename="foo")
self._test_ZipWriteStr(zinfo, random_string, {
"compress_type": zipfile.ZIP_DEFLATED,
})
self._test_ZipWriteStr(zinfo, random_string, {
"perms": 0o600,
"compress_type": zipfile.ZIP_STORED,
})
def test_ZipWriteStr_large_file(self):
# zipfile.writestr() doesn't work when the str size is over 2GiB even with
# the workaround. We will only test the case of writing a string into a
# large archive.
long_string = get_2gb_string()
short_string = os.urandom(1024)
self._test_ZipWriteStr_large_file(long_string, short_string, {
"compress_type": zipfile.ZIP_DEFLATED,
})
def test_ZipWriteStr_resets_ZIP64_LIMIT(self):
self._test_reset_ZIP64_LIMIT(self._test_ZipWriteStr, "foo", "")
zinfo = zipfile.ZipInfo(filename="foo")
self._test_reset_ZIP64_LIMIT(self._test_ZipWriteStr, zinfo, "")
def test_bug21309935(self):
zip_file = tempfile.NamedTemporaryFile(delete=False)
zip_file_name = zip_file.name
zip_file.close()
try:
random_string = os.urandom(1024)
zip_file = zipfile.ZipFile(zip_file_name, "w")
# Default perms should be 0o644 when passing the filename.
common.ZipWriteStr(zip_file, "foo", random_string)
# Honor the specified perms.
common.ZipWriteStr(zip_file, "bar", random_string, perms=0o755)
# The perms in zinfo should be untouched.
zinfo = zipfile.ZipInfo(filename="baz")
zinfo.external_attr = 0o740 << 16
common.ZipWriteStr(zip_file, zinfo, random_string)
# Explicitly specified perms has the priority.
zinfo = zipfile.ZipInfo(filename="qux")
zinfo.external_attr = 0o700 << 16
common.ZipWriteStr(zip_file, zinfo, random_string, perms=0o400)
common.ZipClose(zip_file)
self._verify(zip_file, zip_file_name, "foo",
sha1(random_string).hexdigest(),
expected_mode=0o644)
self._verify(zip_file, zip_file_name, "bar",
sha1(random_string).hexdigest(),
expected_mode=0o755)
self._verify(zip_file, zip_file_name, "baz",
sha1(random_string).hexdigest(),
expected_mode=0o740)
self._verify(zip_file, zip_file_name, "qux",
sha1(random_string).hexdigest(),
expected_mode=0o400)
finally:
os.remove(zip_file_name)
def test_ZipDelete(self):
zip_file = tempfile.NamedTemporaryFile(delete=False, suffix='.zip')
output_zip = zipfile.ZipFile(zip_file.name, 'w',
compression=zipfile.ZIP_DEFLATED)
with tempfile.NamedTemporaryFile() as entry_file:
entry_file.write(os.urandom(1024))
common.ZipWrite(output_zip, entry_file.name, arcname='Test1')
common.ZipWrite(output_zip, entry_file.name, arcname='Test2')
common.ZipWrite(output_zip, entry_file.name, arcname='Test3')
common.ZipClose(output_zip)
zip_file.close()
try:
common.ZipDelete(zip_file.name, 'Test2')
with zipfile.ZipFile(zip_file.name, 'r') as check_zip:
entries = check_zip.namelist()
self.assertTrue('Test1' in entries)
self.assertFalse('Test2' in entries)
self.assertTrue('Test3' in entries)
self.assertRaises(AssertionError, common.ZipDelete, zip_file.name,
'Test2')
with zipfile.ZipFile(zip_file.name, 'r') as check_zip:
entries = check_zip.namelist()
self.assertTrue('Test1' in entries)
self.assertFalse('Test2' in entries)
self.assertTrue('Test3' in entries)
common.ZipDelete(zip_file.name, ['Test3'])
with zipfile.ZipFile(zip_file.name, 'r') as check_zip:
entries = check_zip.namelist()
self.assertTrue('Test1' in entries)
self.assertFalse('Test2' in entries)
self.assertFalse('Test3' in entries)
common.ZipDelete(zip_file.name, ['Test1', 'Test2'])
with zipfile.ZipFile(zip_file.name, 'r') as check_zip:
entries = check_zip.namelist()
self.assertFalse('Test1' in entries)
self.assertFalse('Test2' in entries)
self.assertFalse('Test3' in entries)
finally:
os.remove(zip_file.name)
class CommonApkUtilsTest(unittest.TestCase):
"""Tests the APK utils related functions."""
APKCERTS_TXT1 = (
'name="RecoveryLocalizer.apk" certificate="certs/devkey.x509.pem"'
' private_key="certs/devkey.pk8"\n'
'name="Settings.apk"'
' certificate="build/target/product/security/platform.x509.pem"'
' private_key="build/target/product/security/platform.pk8"\n'
'name="TV.apk" certificate="PRESIGNED" private_key=""\n'
)
APKCERTS_CERTMAP1 = {
'RecoveryLocalizer.apk' : 'certs/devkey',
'Settings.apk' : 'build/target/product/security/platform',
'TV.apk' : 'PRESIGNED',
}
APKCERTS_TXT2 = (
'name="Compressed1.apk" certificate="certs/compressed1.x509.pem"'
' private_key="certs/compressed1.pk8" compressed="gz"\n'
'name="Compressed2a.apk" certificate="certs/compressed2.x509.pem"'
' private_key="certs/compressed2.pk8" compressed="gz"\n'
'name="Compressed2b.apk" certificate="certs/compressed2.x509.pem"'
' private_key="certs/compressed2.pk8" compressed="gz"\n'
'name="Compressed3.apk" certificate="certs/compressed3.x509.pem"'
' private_key="certs/compressed3.pk8" compressed="gz"\n'
)
APKCERTS_CERTMAP2 = {
'Compressed1.apk' : 'certs/compressed1',
'Compressed2a.apk' : 'certs/compressed2',
'Compressed2b.apk' : 'certs/compressed2',
'Compressed3.apk' : 'certs/compressed3',
}
APKCERTS_TXT3 = (
'name="Compressed4.apk" certificate="certs/compressed4.x509.pem"'
' private_key="certs/compressed4.pk8" compressed="xz"\n'
)
APKCERTS_CERTMAP3 = {
'Compressed4.apk' : 'certs/compressed4',
}
def setUp(self):
self.testdata_dir = test_utils.get_testdata_dir()
def tearDown(self):
common.Cleanup()
@staticmethod
def _write_apkcerts_txt(apkcerts_txt, additional=None):
if additional is None:
additional = []
target_files = common.MakeTempFile(suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
target_files_zip.writestr('META/apkcerts.txt', apkcerts_txt)
for entry in additional:
target_files_zip.writestr(entry, '')
return target_files
def test_ReadApkCerts_NoncompressedApks(self):
target_files = self._write_apkcerts_txt(self.APKCERTS_TXT1)
with zipfile.ZipFile(target_files, 'r') as input_zip:
certmap, ext = common.ReadApkCerts(input_zip)
self.assertDictEqual(self.APKCERTS_CERTMAP1, certmap)
self.assertIsNone(ext)
def test_ReadApkCerts_CompressedApks(self):
# We have "installed" Compressed1.apk.gz only. Note that Compressed3.apk is
# not stored in '.gz' format, so it shouldn't be considered as installed.
target_files = self._write_apkcerts_txt(
self.APKCERTS_TXT2,
['Compressed1.apk.gz', 'Compressed3.apk'])
with zipfile.ZipFile(target_files, 'r') as input_zip:
certmap, ext = common.ReadApkCerts(input_zip)
self.assertDictEqual(self.APKCERTS_CERTMAP2, certmap)
self.assertEqual('.gz', ext)
# Alternative case with '.xz'.
target_files = self._write_apkcerts_txt(
self.APKCERTS_TXT3, ['Compressed4.apk.xz'])
with zipfile.ZipFile(target_files, 'r') as input_zip:
certmap, ext = common.ReadApkCerts(input_zip)
self.assertDictEqual(self.APKCERTS_CERTMAP3, certmap)
self.assertEqual('.xz', ext)
def test_ReadApkCerts_CompressedAndNoncompressedApks(self):
target_files = self._write_apkcerts_txt(
self.APKCERTS_TXT1 + self.APKCERTS_TXT2,
['Compressed1.apk.gz', 'Compressed3.apk'])
with zipfile.ZipFile(target_files, 'r') as input_zip:
certmap, ext = common.ReadApkCerts(input_zip)
certmap_merged = self.APKCERTS_CERTMAP1.copy()
certmap_merged.update(self.APKCERTS_CERTMAP2)
self.assertDictEqual(certmap_merged, certmap)
self.assertEqual('.gz', ext)
def test_ReadApkCerts_MultipleCompressionMethods(self):
target_files = self._write_apkcerts_txt(
self.APKCERTS_TXT2 + self.APKCERTS_TXT3,
['Compressed1.apk.gz', 'Compressed4.apk.xz'])
with zipfile.ZipFile(target_files, 'r') as input_zip:
self.assertRaises(ValueError, common.ReadApkCerts, input_zip)
def test_ReadApkCerts_MismatchingKeys(self):
malformed_apkcerts_txt = (
'name="App1.apk" certificate="certs/cert1.x509.pem"'
' private_key="certs/cert2.pk8"\n'
)
target_files = self._write_apkcerts_txt(malformed_apkcerts_txt)
with zipfile.ZipFile(target_files, 'r') as input_zip:
self.assertRaises(ValueError, common.ReadApkCerts, input_zip)
def test_ExtractPublicKey(self):
cert = os.path.join(self.testdata_dir, 'testkey.x509.pem')
pubkey = os.path.join(self.testdata_dir, 'testkey.pubkey.pem')
with open(pubkey, 'rb') as pubkey_fp:
self.assertEqual(pubkey_fp.read(), common.ExtractPublicKey(cert))
def test_ExtractPublicKey_invalidInput(self):
wrong_input = os.path.join(self.testdata_dir, 'testkey.pk8')
self.assertRaises(AssertionError, common.ExtractPublicKey, wrong_input)
def test_ParseCertificate(self):
cert = os.path.join(self.testdata_dir, 'testkey.x509.pem')
cmd = ['openssl', 'x509', '-in', cert, '-outform', 'DER']
proc = common.Run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
expected, _ = proc.communicate()
self.assertEqual(0, proc.returncode)
with open(cert) as cert_fp:
actual = common.ParseCertificate(cert_fp.read())
self.assertEqual(expected, actual)
class CommonUtilsTest(unittest.TestCase):
def tearDown(self):
common.Cleanup()
def test_GetSparseImage_emptyBlockMapFile(self):
target_files = common.MakeTempFile(prefix='target_files-', suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
target_files_zip.write(
test_utils.construct_sparse_image([
(0xCAC1, 6),
(0xCAC3, 3),
(0xCAC1, 4)]),
arcname='IMAGES/system.img')
target_files_zip.writestr('IMAGES/system.map', '')
target_files_zip.writestr('SYSTEM/file1', os.urandom(4096 * 8))
target_files_zip.writestr('SYSTEM/file2', os.urandom(4096 * 3))
tempdir = common.UnzipTemp(target_files)
with zipfile.ZipFile(target_files, 'r') as input_zip:
sparse_image = common.GetSparseImage('system', tempdir, input_zip, False)
self.assertDictEqual(
{
'__COPY': RangeSet("0"),
'__NONZERO-0': RangeSet("1-5 9-12"),
},
sparse_image.file_map)
def test_GetSparseImage_invalidImageName(self):
self.assertRaises(
AssertionError, common.GetSparseImage, 'system2', None, None, False)
self.assertRaises(
AssertionError, common.GetSparseImage, 'unknown', None, None, False)
def test_GetSparseImage_missingBlockMapFile(self):
target_files = common.MakeTempFile(prefix='target_files-', suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
target_files_zip.write(
test_utils.construct_sparse_image([
(0xCAC1, 6),
(0xCAC3, 3),
(0xCAC1, 4)]),
arcname='IMAGES/system.img')
target_files_zip.writestr('SYSTEM/file1', os.urandom(4096 * 8))
target_files_zip.writestr('SYSTEM/file2', os.urandom(4096 * 3))
tempdir = common.UnzipTemp(target_files)
with zipfile.ZipFile(target_files, 'r') as input_zip:
self.assertRaises(
AssertionError, common.GetSparseImage, 'system', tempdir, input_zip,
False)
def test_GetSparseImage_sharedBlocks_notAllowed(self):
"""Tests the case of having overlapping blocks but disallowed."""
target_files = common.MakeTempFile(prefix='target_files-', suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
target_files_zip.write(
test_utils.construct_sparse_image([(0xCAC2, 16)]),
arcname='IMAGES/system.img')
# Block 10 is shared between two files.
target_files_zip.writestr(
'IMAGES/system.map',
'\n'.join([
'/system/file1 1-5 9-10',
'/system/file2 10-12']))
target_files_zip.writestr('SYSTEM/file1', os.urandom(4096 * 7))
target_files_zip.writestr('SYSTEM/file2', os.urandom(4096 * 3))
tempdir = common.UnzipTemp(target_files)
with zipfile.ZipFile(target_files, 'r') as input_zip:
self.assertRaises(
AssertionError, common.GetSparseImage, 'system', tempdir, input_zip,
False)
def test_GetSparseImage_sharedBlocks_allowed(self):
"""Tests the case for target using BOARD_EXT4_SHARE_DUP_BLOCKS := true."""
target_files = common.MakeTempFile(prefix='target_files-', suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
# Construct an image with a care_map of "0-5 9-12".
target_files_zip.write(
test_utils.construct_sparse_image([(0xCAC2, 16)]),
arcname='IMAGES/system.img')
# Block 10 is shared between two files.
target_files_zip.writestr(
'IMAGES/system.map',
'\n'.join([
'/system/file1 1-5 9-10',
'/system/file2 10-12']))
target_files_zip.writestr('SYSTEM/file1', os.urandom(4096 * 7))
target_files_zip.writestr('SYSTEM/file2', os.urandom(4096 * 3))
tempdir = common.UnzipTemp(target_files)
with zipfile.ZipFile(target_files, 'r') as input_zip:
sparse_image = common.GetSparseImage('system', tempdir, input_zip, True)
self.assertDictEqual(
{
'__COPY': RangeSet("0"),
'__NONZERO-0': RangeSet("6-8 13-15"),
'/system/file1': RangeSet("1-5 9-10"),
'/system/file2': RangeSet("11-12"),
},
sparse_image.file_map)
# '/system/file2' should be marked with 'uses_shared_blocks', but not with
# 'incomplete'.
self.assertTrue(
sparse_image.file_map['/system/file2'].extra['uses_shared_blocks'])
self.assertNotIn(
'incomplete', sparse_image.file_map['/system/file2'].extra)
# All other entries should look normal without any tags.
self.assertFalse(sparse_image.file_map['__COPY'].extra)
self.assertFalse(sparse_image.file_map['__NONZERO-0'].extra)
self.assertFalse(sparse_image.file_map['/system/file1'].extra)
def test_GetSparseImage_incompleteRanges(self):
"""Tests the case of ext4 images with holes."""
target_files = common.MakeTempFile(prefix='target_files-', suffix='.zip')
with zipfile.ZipFile(target_files, 'w') as target_files_zip:
target_files_zip.write(
test_utils.construct_sparse_image([(0xCAC2, 16)]),
arcname='IMAGES/system.img')
target_files_zip.writestr(
'IMAGES/system.map',
'\n'.join([
'/system/file1 1-5 9-10',
'/system/file2 11-12']))
target_files_zip.writestr('SYSTEM/file1', os.urandom(4096 * 7))
# '/system/file2' has less blocks listed (2) than actual (3).
target_files_zip.writestr('SYSTEM/file2', os.urandom(4096 * 3))
tempdir = common.UnzipTemp(target_files)
with zipfile.ZipFile(target_files, 'r') as input_zip:
sparse_image = common.GetSparseImage('system', tempdir, input_zip, False)
self.assertFalse(sparse_image.file_map['/system/file1'].extra)
self.assertTrue(sparse_image.file_map['/system/file2'].extra['incomplete'])
class InstallRecoveryScriptFormatTest(unittest.TestCase):
"""Checks the format of install-recovery.sh.
Its format should match between common.py and validate_target_files.py.
"""
def setUp(self):
self._tempdir = common.MakeTempDir()
# Create a dummy dict that contains the fstab info for boot&recovery.
self._info = {"fstab" : {}}
dummy_fstab = [
"/dev/soc.0/by-name/boot /boot emmc defaults defaults",
"/dev/soc.0/by-name/recovery /recovery emmc defaults defaults"]
self._info["fstab"] = common.LoadRecoveryFSTab("\n".join, 2, dummy_fstab)
# Construct the gzipped recovery.img and boot.img
self.recovery_data = bytearray([
0x1f, 0x8b, 0x08, 0x00, 0x81, 0x11, 0x02, 0x5a, 0x00, 0x03, 0x2b, 0x4a,
0x4d, 0xce, 0x2f, 0x4b, 0x2d, 0xaa, 0x04, 0x00, 0xc9, 0x93, 0x43, 0xf3,
0x08, 0x00, 0x00, 0x00
])
# echo -n "boot" | gzip -f | hd
self.boot_data = bytearray([
0x1f, 0x8b, 0x08, 0x00, 0x8c, 0x12, 0x02, 0x5a, 0x00, 0x03, 0x4b, 0xca,
0xcf, 0x2f, 0x01, 0x00, 0xc4, 0xae, 0xed, 0x46, 0x04, 0x00, 0x00, 0x00
])
def _out_tmp_sink(self, name, data, prefix="SYSTEM"):
loc = os.path.join(self._tempdir, prefix, name)
if not os.path.exists(os.path.dirname(loc)):
os.makedirs(os.path.dirname(loc))
with open(loc, "w+") as f:
f.write(data)
def test_full_recovery(self):
recovery_image = common.File("recovery.img", self.recovery_data)
boot_image = common.File("boot.img", self.boot_data)
self._info["full_recovery_image"] = "true"
common.MakeRecoveryPatch(self._tempdir, self._out_tmp_sink,
recovery_image, boot_image, self._info)
validate_target_files.ValidateInstallRecoveryScript(self._tempdir,
self._info)
def test_recovery_from_boot(self):
recovery_image = common.File("recovery.img", self.recovery_data)
self._out_tmp_sink("recovery.img", recovery_image.data, "IMAGES")
boot_image = common.File("boot.img", self.boot_data)
self._out_tmp_sink("boot.img", boot_image.data, "IMAGES")
common.MakeRecoveryPatch(self._tempdir, self._out_tmp_sink,
recovery_image, boot_image, self._info)
validate_target_files.ValidateInstallRecoveryScript(self._tempdir,
self._info)
# Validate 'recovery-from-boot' with bonus argument.
self._out_tmp_sink("etc/recovery-resource.dat", "bonus", "SYSTEM")
common.MakeRecoveryPatch(self._tempdir, self._out_tmp_sink,
recovery_image, boot_image, self._info)
validate_target_files.ValidateInstallRecoveryScript(self._tempdir,
self._info)
def tearDown(self):
common.Cleanup()