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134 lines
5.9 KiB
Cython
134 lines
5.9 KiB
Cython
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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# distutils: language = c++
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# cython: language_level = 3
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from pyarrow.includes.common cimport *
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from pyarrow._parquet cimport (ParquetCipher,
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CFileEncryptionProperties,
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CFileDecryptionProperties,
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FileEncryptionProperties,
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FileDecryptionProperties,
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ParquetCipher_AES_GCM_V1,
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ParquetCipher_AES_GCM_CTR_V1)
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cdef extern from "parquet/encryption/kms_client.h" \
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namespace "parquet::encryption" nogil:
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cdef cppclass CKmsClient" parquet::encryption::KmsClient":
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c_string WrapKey(const c_string& key_bytes,
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const c_string& master_key_identifier) except +
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c_string UnwrapKey(const c_string& wrapped_key,
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const c_string& master_key_identifier) except +
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cdef cppclass CKeyAccessToken" parquet::encryption::KeyAccessToken":
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CKeyAccessToken(const c_string value)
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void Refresh(const c_string& new_value)
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const c_string& value() const
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cdef cppclass CKmsConnectionConfig \
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" parquet::encryption::KmsConnectionConfig":
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CKmsConnectionConfig()
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c_string kms_instance_id
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c_string kms_instance_url
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shared_ptr[CKeyAccessToken] refreshable_key_access_token
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unordered_map[c_string, c_string] custom_kms_conf
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# Callbacks for implementing Python kms clients
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# Use typedef to emulate syntax for std::function<void(..)>
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ctypedef void CallbackWrapKey(
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object, const c_string&, const c_string&, c_string*)
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ctypedef void CallbackUnwrapKey(
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object, const c_string&, const c_string&, c_string*)
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cdef extern from "parquet/encryption/kms_client_factory.h" \
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namespace "parquet::encryption" nogil:
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cdef cppclass CKmsClientFactory" parquet::encryption::KmsClientFactory":
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shared_ptr[CKmsClient] CreateKmsClient(
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const CKmsConnectionConfig& kms_connection_config) except +
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# Callbacks for implementing Python kms client factories
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# Use typedef to emulate syntax for std::function<void(..)>
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ctypedef void CallbackCreateKmsClient(
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object,
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const CKmsConnectionConfig&, shared_ptr[CKmsClient]*)
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cdef extern from "parquet/encryption/crypto_factory.h" \
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namespace "parquet::encryption" nogil:
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cdef cppclass CEncryptionConfiguration\
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" parquet::encryption::EncryptionConfiguration":
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CEncryptionConfiguration(const c_string& footer_key) except +
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c_string footer_key
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c_string column_keys
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ParquetCipher encryption_algorithm
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c_bool plaintext_footer
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c_bool double_wrapping
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double cache_lifetime_seconds
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c_bool internal_key_material
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int32_t data_key_length_bits
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cdef cppclass CDecryptionConfiguration\
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" parquet::encryption::DecryptionConfiguration":
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CDecryptionConfiguration() except +
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double cache_lifetime_seconds
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cdef cppclass CCryptoFactory" parquet::encryption::CryptoFactory":
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void RegisterKmsClientFactory(
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shared_ptr[CKmsClientFactory] kms_client_factory) except +
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shared_ptr[CFileEncryptionProperties] GetFileEncryptionProperties(
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const CKmsConnectionConfig& kms_connection_config,
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const CEncryptionConfiguration& encryption_config) except +*
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shared_ptr[CFileDecryptionProperties] GetFileDecryptionProperties(
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const CKmsConnectionConfig& kms_connection_config,
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const CDecryptionConfiguration& decryption_config) except +*
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void RemoveCacheEntriesForToken(const c_string& access_token) except +
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void RemoveCacheEntriesForAllTokens() except +
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cdef extern from "arrow/python/parquet_encryption.h" \
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namespace "arrow::py::parquet::encryption" nogil:
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cdef cppclass CPyKmsClientVtable \
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" arrow::py::parquet::encryption::PyKmsClientVtable":
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CPyKmsClientVtable()
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function[CallbackWrapKey] wrap_key
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function[CallbackUnwrapKey] unwrap_key
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cdef cppclass CPyKmsClient\
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" arrow::py::parquet::encryption::PyKmsClient"(CKmsClient):
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CPyKmsClient(object handler, CPyKmsClientVtable vtable)
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cdef cppclass CPyKmsClientFactoryVtable\
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" arrow::py::parquet::encryption::PyKmsClientFactoryVtable":
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CPyKmsClientFactoryVtable()
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function[CallbackCreateKmsClient] create_kms_client
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cdef cppclass CPyKmsClientFactory\
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" arrow::py::parquet::encryption::PyKmsClientFactory"(
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CKmsClientFactory):
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CPyKmsClientFactory(object handler, CPyKmsClientFactoryVtable vtable)
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cdef cppclass CPyCryptoFactory\
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" arrow::py::parquet::encryption::PyCryptoFactory"(CCryptoFactory):
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CResult[shared_ptr[CFileEncryptionProperties]] \
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SafeGetFileEncryptionProperties(
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const CKmsConnectionConfig& kms_connection_config,
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const CEncryptionConfiguration& encryption_config)
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CResult[shared_ptr[CFileDecryptionProperties]] \
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SafeGetFileDecryptionProperties(
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const CKmsConnectionConfig& kms_connection_config,
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const CDecryptionConfiguration& decryption_config)
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