add proper KMS encrypt, decrypt, and generate_data_key functionality and tests

This commit is contained in:
mattsb42-aws 2019-08-27 13:42:36 -07:00
commit 98581b9196
4 changed files with 550 additions and 558 deletions

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@ -1,5 +1,6 @@
from __future__ import unicode_literals
import sure # noqa
from nose.tools import assert_raises
from parameterized import parameterized
@ -104,26 +105,23 @@ def test_encrypt_decrypt_cycle(encryption_context):
def test_encrypt_unknown_key_id():
assert_raises(
NotFoundException, encrypt, master_keys={}, key_id="anything", plaintext=b"secrets", encryption_context={}
)
with assert_raises(NotFoundException):
encrypt(master_keys={}, key_id="anything", plaintext=b"secrets", encryption_context={})
def test_decrypt_invalid_ciphertext_format():
master_key = Key("nop", "nop", "nop", [], "nop")
master_key_map = {master_key.id: master_key}
assert_raises(
InvalidCiphertextException, decrypt, master_keys=master_key_map, ciphertext_blob=b"", encryption_context={}
)
with assert_raises(InvalidCiphertextException):
decrypt(master_keys=master_key_map, ciphertext_blob=b"", encryption_context={})
def test_decrypt_unknwown_key_id():
ciphertext_blob = b"d25652e4-d2d2-49f7-929a-671ccda580c6" b"123456789012" b"1234567890123456" b"some ciphertext"
assert_raises(
AccessDeniedException, decrypt, master_keys={}, ciphertext_blob=ciphertext_blob, encryption_context={}
)
with assert_raises(AccessDeniedException):
decrypt(master_keys={}, ciphertext_blob=ciphertext_blob, encryption_context={})
def test_decrypt_invalid_ciphertext():
@ -131,13 +129,12 @@ def test_decrypt_invalid_ciphertext():
master_key_map = {master_key.id: master_key}
ciphertext_blob = master_key.id.encode("utf-8") + b"123456789012" b"1234567890123456" b"some ciphertext"
assert_raises(
InvalidCiphertextException,
decrypt,
master_keys=master_key_map,
ciphertext_blob=ciphertext_blob,
encryption_context={},
)
with assert_raises(InvalidCiphertextException):
decrypt(
master_keys=master_key_map,
ciphertext_blob=ciphertext_blob,
encryption_context={},
)
def test_decrypt_invalid_encryption_context():
@ -152,10 +149,9 @@ def test_decrypt_invalid_encryption_context():
encryption_context={"some": "encryption", "context": "here"},
)
assert_raises(
InvalidCiphertextException,
decrypt,
master_keys=master_key_map,
ciphertext_blob=ciphertext_blob,
encryption_context={},
)
with assert_raises(InvalidCiphertextException):
decrypt(
master_keys=master_key_map,
ciphertext_blob=ciphertext_blob,
encryption_context={},
)