def GenerateUpdateResponseFile(target, sources, version_list):
"""Generate GUP file based on a list of sources.
Args:
target: Target GUP file name.
sources: A list of source files. Source files should be listed as manifest1,
binary1, manifest2, binary2 and so on. Order is important so that
manifests and installers can be differentiated and 'INSTALLER_VERSIONS'
can be applied properly.
version_list: A list of versions for corresponding binaries in sources and
should be in same order.
Raises:
Exception: When build encounters error.
"""
xml_header = '<?xml version="1.0" encoding="UTF-8"?>\n'
response_header = '<response protocol="3.0">'
response_footer = '</response>'
manifest_content_list = [xml_header, response_header]
for file_index in xrange(0, len(sources), 2):
source_manifest_path = sources[file_index]
binary_path = sources[file_index + 1]
size = os.stat(os.path.abspath(binary_path)).st_size
data = array.array('B')
installer_file = open(os.path.abspath(binary_path), mode='rb')
data.fromfile(installer_file, size)
installer_file.close()
sha256 = _hashlib.openssl_sha256()
sha256.update(data)
hash_value = sha256.hexdigest()
manifest_file = open(os.path.abspath(source_manifest_path))
manifest_content = manifest_file.read()
manifest_file.close()
response_body_start_index = manifest_content.find('<response')
if response_body_start_index < 0:
raise Exception('GUP file does not contain response element.')
# + 1 to include the closing > in header
response_body_start_index = manifest_content.find(
'>', response_body_start_index)
if response_body_start_index < 0:
raise Exception('GUP file does not contain response element.')
response_body_start_index += 1
response_body_end_index = manifest_content.find(
'</response>', response_body_start_index)
if response_body_end_index < 0:
raise Exception('GUP file is not in valid response format.')
resp = manifest_content[response_body_start_index:response_body_end_index]
resp = resp.replace('${INSTALLER_SIZE}', str(size))
resp = resp.replace('${INSTALLER_HASH_SHA256}', hash_value)
resp = resp.replace('${INSTALLER_VERSION}', version_list[file_index/2])
manifest_content_list.append(resp)
manifest_content_list.append(response_footer)
manifest_content_str = ''.join(manifest_content_list)
output_file = open(os.path.abspath(target), 'w')
output_file.write(manifest_content_str)
output_file.close()
def getHash(self, string, type):
if type == "SHA512":
return _hashlib.openssl_sha512(string.encode()).hexdigest()
elif type == "SHA256":
return _hashlib.openssl_sha256(string.encode()).hexdigest()
elif type == "SHA1":
return _hashlib.openssl_sha1(string.encode()).hexdigest()
elif type == "SHA224":
return _hashlib.openssl_sha224(string.encode()).hexdigest()
elif type == "MD5":
return _hashlib.openssl_md5(string.encode()).hexdigest()
elif type == "SHA384":
return _hashlib.openssl_sha384(string.encode()).hexdigest()
def verify_access(self, access_code):
hash = openssl_sha256(self.salt + access_code).hexdigest()
return is_equal(str(hash), str(self.access_hash))
def __init__(self, id, access_code):
self.id = id
self.salt = gen_salt(32)
self.access_hash = openssl_sha256(self.salt + access_code).hexdigest()
self.closed = False
self.last_message = datetime.datetime.utcnow()
def GenerateUpdateResponseFile(target, sources, version_list,
has_x64_binaries):
"""Generate GUP file based on a list of sources.
Args:
target: Target GUP file name.
sources: A list of source files. Source files should be listed as manifest1,
binary1, manifest2, binary2 and so on. Order is important so that
manifests and installers can be differentiated and 'INSTALLER_VERSIONS'
can be applied properly.
version_list: A list of versions for corresponding binaries in sources and
should be in same order.
has_x64_binaries: Sets the 'ARCH_REQUIREMENT' replacement to 'x64' rather
than 'x86' if True.
Raises:
Exception: When build encounters error.
"""
xml_header = '<?xml version="1.0" encoding="UTF-8"?>\n'
response_header = '<response protocol="3.0">'
response_footer = '</response>'
arch_requirement = 'x86'
if has_x64_binaries:
arch_requirement = 'x64'
manifest_content_list = [xml_header, response_header]
for file_index in xrange(0, len(sources), 2):
source_manifest_path = sources[file_index]
binary_path = sources[file_index + 1]
size = os.stat(os.path.abspath(binary_path)).st_size
data = array.array('B')
installer_file = open(os.path.abspath(binary_path), mode='rb')
data.fromfile(installer_file, size)
installer_file.close()
sha256 = _hashlib.openssl_sha256()
sha256.update(data)
hash_value = sha256.hexdigest()
manifest_file = open(os.path.abspath(source_manifest_path))
manifest_content = manifest_file.read()
manifest_file.close()
response_body_start_index = manifest_content.find('<response')
if response_body_start_index < 0:
raise Exception('GUP file does not contain response element.')
# + 1 to include the closing > in header
response_body_start_index = manifest_content.find(
'>', response_body_start_index)
if response_body_start_index < 0:
raise Exception('GUP file does not contain response element.')
response_body_start_index += 1
response_body_end_index = manifest_content.find(
'</response>', response_body_start_index)
if response_body_end_index < 0:
raise Exception('GUP file is not in valid response format.')
resp = manifest_content[
response_body_start_index:response_body_end_index]
resp = resp.replace('${INSTALLER_SIZE}', str(size))
resp = resp.replace('${INSTALLER_HASH_SHA256}', hash_value)
resp = resp.replace('${INSTALLER_VERSION}',
version_list[file_index / 2])
resp = resp.replace('${ARCH_REQUIREMENT}', arch_requirement)
manifest_content_list.append(resp)
manifest_content_list.append(response_footer)
manifest_content_str = ''.join(manifest_content_list)
output_file = open(os.path.abspath(target), 'w')
output_file.write(manifest_content_str)
output_file.close()
