mirror of
https://github.com/henrydcase/pqc.git
synced 2024-11-22 15:39:07 +00:00
Move metadata check to Python testing framework (#35)
Move metadata check to Python testing framework
This commit is contained in:
Douglas Stebila
GitHub
commit
69401eb697
@ -4,11 +4,11 @@ dist: xenial
|
|||||||
|
|
||||||
matrix:
|
matrix:
|
||||||
include:
|
include:
|
||||||
- name: "Linux + GCC + Linting + Metadata"
|
- name: "Linux + GCC + Linting"
|
||||||
os: linux
|
os: linux
|
||||||
compiler: gcc
|
compiler: gcc
|
||||||
env:
|
env:
|
||||||
- MAKETARGET="test-all tidy-all check-format check-metadata"
|
- MAKETARGET="test-all tidy-all check-format"
|
||||||
addons:
|
addons:
|
||||||
apt:
|
apt:
|
||||||
packages:
|
packages:
|
||||||
|
|||||||
4
Makefile
4
Makefile
@ -189,7 +189,3 @@ apply-tidy-all:
|
|||||||
@for scheme in $(ALL_SCHEMES); do \
|
@for scheme in $(ALL_SCHEMES); do \
|
||||||
$(MAKE) apply-tidy SCHEME=$$scheme; \
|
$(MAKE) apply-tidy SCHEME=$$scheme; \
|
||||||
done
|
done
|
||||||
|
|
||||||
.PHONY: check-metadata
|
|
||||||
check-metadata:
|
|
||||||
python3 test/check_metadata.py
|
|
||||||
|
|||||||
@ -1,156 +0,0 @@
|
|||||||
"""
|
|
||||||
Verify the metadata specified in the META.yml files.
|
|
||||||
"""
|
|
||||||
|
|
||||||
import yaml
|
|
||||||
import glob
|
|
||||||
import sys
|
|
||||||
import itertools
|
|
||||||
import copy
|
|
||||||
|
|
||||||
import os.path
|
|
||||||
|
|
||||||
def eprint(*args, **kwargs):
|
|
||||||
"""Write to stderr"""
|
|
||||||
global errors
|
|
||||||
|
|
||||||
print(*args, file=sys.stderr, **kwargs)
|
|
||||||
errors += 1
|
|
||||||
|
|
||||||
|
|
||||||
EXPECTED_FIELDS = {
|
|
||||||
'name': {'type': str},
|
|
||||||
'type': {'type': str},
|
|
||||||
'claimed-nist-level': {'type': int, 'min': 1, 'max': 5},
|
|
||||||
'length-public-key': {'type': int, 'min': 1},
|
|
||||||
'testvectors-sha256': {'type': str, 'length': 64},
|
|
||||||
'principal-submitter': {'type': str},
|
|
||||||
'auxiliary-submitters': {'type': list, 'elements': {'type': str}},
|
|
||||||
'implementations': {
|
|
||||||
'type': list,
|
|
||||||
'elements': {
|
|
||||||
'type': dict,
|
|
||||||
'spec': {
|
|
||||||
'name': {'type': str},
|
|
||||||
'version': {'type': str},
|
|
||||||
},
|
|
||||||
},
|
|
||||||
},
|
|
||||||
}
|
|
||||||
|
|
||||||
KEM_FIELDS = {
|
|
||||||
'length-ciphertext': {'type': int, 'min': 1},
|
|
||||||
}
|
|
||||||
|
|
||||||
SIGNATURE_FIELDS = {
|
|
||||||
'length-signature': {'type': int, 'min': 1},
|
|
||||||
}
|
|
||||||
|
|
||||||
errors = 0
|
|
||||||
|
|
||||||
|
|
||||||
def check_spec(metadata, spec, metafile):
|
|
||||||
for field, props in spec:
|
|
||||||
if field not in metadata:
|
|
||||||
eprint("Field '{}' not present in '{}'.".format(
|
|
||||||
field, metafile))
|
|
||||||
continue
|
|
||||||
|
|
||||||
# validate element
|
|
||||||
check_element(field, metadata[field], props, metafile)
|
|
||||||
|
|
||||||
# delete it to detect extras
|
|
||||||
del metadata[field]
|
|
||||||
|
|
||||||
# Done checking all specified fields, check if we have extras
|
|
||||||
for field, value in metadata.items():
|
|
||||||
eprint("Unexpected item '{}' in '{}' with value '{}'"
|
|
||||||
.format(field, metafile, value))
|
|
||||||
|
|
||||||
|
|
||||||
def check_element(field, element, props, metafile):
|
|
||||||
type_ = props['type']
|
|
||||||
# Validate type of element
|
|
||||||
try:
|
|
||||||
type_(element)
|
|
||||||
|
|
||||||
# Strs are valid lists otherwise
|
|
||||||
if type_ == list and type(element) != list:
|
|
||||||
raise ValueError("Not a list")
|
|
||||||
# lists are valid dicts otherwise
|
|
||||||
if type_ == dict and type(element) != dict:
|
|
||||||
raise ValueError("Not a dict")
|
|
||||||
except ValueError as e:
|
|
||||||
eprint("Field '{}' in '{}' seems to be of incorrect type. "
|
|
||||||
"Expected '{}'. Got error '{}'."
|
|
||||||
.format(field, metafile, type_.__name__, e))
|
|
||||||
return
|
|
||||||
|
|
||||||
if type_ == int:
|
|
||||||
element = int(element)
|
|
||||||
if 'min' in props:
|
|
||||||
if element < props['min']:
|
|
||||||
eprint("Value of field '{}' in '{}' is lower than minimum "
|
|
||||||
"value {}".format(field, metafile, props['min']))
|
|
||||||
if 'max' in props:
|
|
||||||
if element > props['max']:
|
|
||||||
eprint("Value of field '{}' in '{}' is larger than maximum"
|
|
||||||
" value {}".format(field, metafile, props['max']))
|
|
||||||
if type_ == str:
|
|
||||||
if 'length' in props:
|
|
||||||
actual_len = len(element)
|
|
||||||
if actual_len != props['length']:
|
|
||||||
eprint("Value of field '{}' in '{}' should be length {}"
|
|
||||||
" but was length {}"
|
|
||||||
.format(field, metafile,
|
|
||||||
props['length'], actual_len))
|
|
||||||
|
|
||||||
if type_ == list: # recursively check the elements
|
|
||||||
for el in element:
|
|
||||||
check_element('element of {}'.format(field),
|
|
||||||
el, props['elements'], metafile)
|
|
||||||
if type_ == dict:
|
|
||||||
check_spec(element, props['spec'].items(), metafile)
|
|
||||||
|
|
||||||
|
|
||||||
for directory in glob.iglob('crypto_*/*/'):
|
|
||||||
metafile = os.path.join(directory, 'META.yml')
|
|
||||||
try:
|
|
||||||
with open(metafile, encoding='utf-8') as f:
|
|
||||||
metadata = yaml.load(f.read())
|
|
||||||
except Exception as e:
|
|
||||||
eprint("Can't open {}: {}".format(metafile, e))
|
|
||||||
continue
|
|
||||||
|
|
||||||
specification = EXPECTED_FIELDS.items()
|
|
||||||
if 'crypto_kem' in metafile:
|
|
||||||
specification = itertools.chain(specification, KEM_FIELDS.items())
|
|
||||||
elif 'crypto_sign' in metafile:
|
|
||||||
specification = itertools.chain(specification,
|
|
||||||
SIGNATURE_FIELDS.items())
|
|
||||||
|
|
||||||
check_spec(copy.deepcopy(metadata), specification, metafile)
|
|
||||||
|
|
||||||
unspecified_impls = glob.glob(directory + '*/')
|
|
||||||
if 'implementations' in metadata:
|
|
||||||
for implementation in metadata['implementations']:
|
|
||||||
if 'name' not in implementation: # problem is reported elsewhere
|
|
||||||
continue
|
|
||||||
implpath = os.path.join(directory, implementation['name'])
|
|
||||||
if not os.path.isdir(implpath):
|
|
||||||
eprint("There is no implementation at '{}' but '{}' was "
|
|
||||||
"specified in {}".format(
|
|
||||||
implpath, implementation['name'], metafile))
|
|
||||||
implpath += '/' # adjust for trailing / in unspecified_impls
|
|
||||||
if implpath in unspecified_impls:
|
|
||||||
unspecified_impls.remove(implpath)
|
|
||||||
|
|
||||||
for impl in unspecified_impls:
|
|
||||||
eprint("Implementation '{}' is not specified in '{}'."
|
|
||||||
.format(impl, metafile))
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
exit(errors)
|
|
||||||
118
test/test_metadata.py
Normal file
118
test/test_metadata.py
Normal file
@ -0,0 +1,118 @@
|
|||||||
|
"""
|
||||||
|
Verify the metadata specified in the META.yml files.
|
||||||
|
"""
|
||||||
|
|
||||||
|
import copy
|
||||||
|
import itertools
|
||||||
|
import os
|
||||||
|
import pqclean
|
||||||
|
import yaml
|
||||||
|
import unittest
|
||||||
|
|
||||||
|
def test_metadata():
|
||||||
|
for scheme in pqclean.Scheme.all_schemes():
|
||||||
|
yield check_metadata, scheme.name
|
||||||
|
|
||||||
|
def check_metadata(scheme_name):
|
||||||
|
scheme = pqclean.Scheme.by_name(scheme_name)
|
||||||
|
metadata = scheme.metadata()
|
||||||
|
|
||||||
|
specification = EXPECTED_FIELDS.items()
|
||||||
|
|
||||||
|
if scheme.type == 'kem':
|
||||||
|
specification = itertools.chain(specification, KEM_FIELDS.items())
|
||||||
|
elif scheme.type == 'sign':
|
||||||
|
specification = itertools.chain(specification, SIGNATURE_FIELDS.items())
|
||||||
|
else:
|
||||||
|
assert(False)
|
||||||
|
|
||||||
|
check_spec(copy.deepcopy(metadata), specification)
|
||||||
|
|
||||||
|
implementation_names_in_yaml = set(i['name'] for i in metadata['implementations'])
|
||||||
|
implementations_on_disk = set(i.name for i in scheme.implementations)
|
||||||
|
if implementation_names_in_yaml != implementations_on_disk:
|
||||||
|
raise AssertionError("Implementations in YAML file {} and implementations on disk {} do not match"
|
||||||
|
.format(implementation_names_in_yaml, implementations_on_disk))
|
||||||
|
|
||||||
|
EXPECTED_FIELDS = {
|
||||||
|
'name': {'type': str},
|
||||||
|
'type': {'type': str},
|
||||||
|
'claimed-nist-level': {'type': int, 'min': 1, 'max': 5},
|
||||||
|
'length-public-key': {'type': int, 'min': 1},
|
||||||
|
'testvectors-sha256': {'type': str, 'length': 64},
|
||||||
|
'principal-submitter': {'type': str},
|
||||||
|
'auxiliary-submitters': {'type': list, 'elements': {'type': str}},
|
||||||
|
'implementations': {
|
||||||
|
'type': list,
|
||||||
|
'elements': {
|
||||||
|
'type': dict,
|
||||||
|
'spec': {
|
||||||
|
'name': {'type': str},
|
||||||
|
'version': {'type': str},
|
||||||
|
},
|
||||||
|
},
|
||||||
|
},
|
||||||
|
}
|
||||||
|
|
||||||
|
KEM_FIELDS = {
|
||||||
|
'length-ciphertext': {'type': int, 'min': 1},
|
||||||
|
}
|
||||||
|
|
||||||
|
SIGNATURE_FIELDS = {
|
||||||
|
'length-signature': {'type': int, 'min': 1},
|
||||||
|
}
|
||||||
|
|
||||||
|
def check_spec(metadata, spec):
|
||||||
|
for field, props in spec:
|
||||||
|
if field not in metadata:
|
||||||
|
raise AssertionError("Field '{}' not present.".format(field))
|
||||||
|
|
||||||
|
# validate element
|
||||||
|
check_element(field, metadata[field], props)
|
||||||
|
|
||||||
|
# delete it to detect extras
|
||||||
|
del metadata[field]
|
||||||
|
|
||||||
|
# Done checking all specified fields, check if we have extras
|
||||||
|
for field, value in metadata.items():
|
||||||
|
raise AssertionError("Unexpected item '{}' with value '{}'".format(field, value))
|
||||||
|
|
||||||
|
|
||||||
|
def check_element(field, element, props):
|
||||||
|
type_ = props['type']
|
||||||
|
# Validate type of element
|
||||||
|
type_(element)
|
||||||
|
|
||||||
|
# Strs are valid lists otherwise
|
||||||
|
if type_ == list and type(element) != list:
|
||||||
|
raise ValueError("Field {} not a list".format(field))
|
||||||
|
|
||||||
|
# lists are valid dicts otherwise
|
||||||
|
if type_ == dict and type(element) != dict:
|
||||||
|
raise ValueError("Field {} not a dict".format(field))
|
||||||
|
|
||||||
|
if type_ == int:
|
||||||
|
element = int(element)
|
||||||
|
if 'min' in props:
|
||||||
|
if element < props['min']:
|
||||||
|
raise ValueError("Value of field '{}' is lower than minimum "
|
||||||
|
"value {}".format(field, props['min']))
|
||||||
|
if 'max' in props:
|
||||||
|
if element > props['max']:
|
||||||
|
raise ValueError("Value of field '{}' is larger than maximum"
|
||||||
|
" value {}".format(field, metafile, props['max']))
|
||||||
|
|
||||||
|
if type_ == str:
|
||||||
|
if 'length' in props:
|
||||||
|
actual_len = len(element)
|
||||||
|
if actual_len != props['length']:
|
||||||
|
raise ValueError("Value of field '{}' should be length {}"
|
||||||
|
" but was length {}"
|
||||||
|
.format(field, props['length'], actual_len))
|
||||||
|
|
||||||
|
if type_ == list: # recursively check the elements
|
||||||
|
for el in element:
|
||||||
|
check_element('element of {}'.format(field), el, props['elements'])
|
||||||
|
|
||||||
|
if type_ == dict:
|
||||||
|
check_spec(element, props['spec'].items())
|
||||||
Loading…
Reference in New Issue
Block a user