python-tuf/tests/test_developer_tool.py
Santiago Torres f9ce4fcb36 Added the test_developer_tool module
All of the neccessary test cases for the developer tool
2014-06-20 19:39:11 -04:00

406 lines
14 KiB
Python
Executable file

#!/usr/bin/env python
"""
<Program Name>
test_developer_tool.py
<Authors>
Santiago Torres Arias <torresariass@gmail.com
Zane Fisher <zanefisher@gmail.com>
<Copyright>
See LICENSE for licensing inforation
<Purpose>
Unit tests for the 'developer_tool' module
"""
import os
import time
import datetime
import unittest
import logging
import tempfile
import shutil
import tuf
import tuf.log
import tuf.formats
import tuf.roledb
import tuf.keydb
import tuf.developer_tool as developer_tool
from tuf.developer_tool import METADATA_DIRECTORY_NAME
from tuf.developer_tool import TARGETS_DIRECTORY_NAME
logger = logging.getLogger("tuf.test_developer_tool")
class TestProject(unittest.TestCase):
tmp_dir = None
@classmethod
def setUpClass(cls):
cls.tmp_dir = tempfile.mkdtemp(dir = os.getcwd())
@classmethod
def tearDownClass(cls):
shutil.rmtree(cls.tmp_dir)
def setUp(self):
# called before every test case
pass
def tearDown(self):
# called after every test case
tuf.roledb.clear_roledb()
tuf.keydb.clear_keydb()
pass
def test_emtpy(self):
return
def test_create_new_project(self):
# test cases for the create_new_project function. In this test we will
# check input, correct file creation and format. We also check
# that a proper object is generated. We will use the normal layout for this
# test suite.
# create a local subfolder for this test.
local_tmp = tempfile.mkdtemp(dir = self.tmp_dir)
# these are the usual values we will be throwing to the function, however
# we will swap these for nulls or malformed values every now and then to
# test input
project_name = "test_suite"
metadata_directory = local_tmp
location_in_repository = '/prefix'
targets_directory = None
key = None
# create a blank project
project = developer_tool.create_new_project(project_name, metadata_directory,
location_in_repository)
self.assertTrue(isinstance(project, developer_tool.Project))
self.assertTrue(project.layout_type == 'repo-like')
self.assertTrue(project.prefix == location_in_repository)
self.assertTrue(project._project_name == project_name)
self.assertTrue(project._metadata_directory ==
os.path.join(metadata_directory,METADATA_DIRECTORY_NAME))
self.assertTrue(project._targets_directory ==
os.path.join(metadata_directory,TARGETS_DIRECTORY_NAME))
# create a blank project without a prefix
project = developer_tool.create_new_project(project_name, metadata_directory)
self.assertTrue(isinstance(project, developer_tool.Project))
self.assertTrue(project.layout_type == 'repo-like')
self.assertTrue(project.prefix == '')
self.assertTrue(project._project_name == project_name)
self.assertTrue(project._metadata_directory ==
os.path.join(metadata_directory,METADATA_DIRECTORY_NAME))
self.assertTrue(project._targets_directory ==
os.path.join(metadata_directory,TARGETS_DIRECTORY_NAME))
# create a blank project without a valid metadata directory
self.assertRaises(tuf.FormatError, developer_tool.create_new_project,
0, metadata_directory, location_in_repository)
self.assertRaises(tuf.FormatError, developer_tool.create_new_project,
project_name, 0, location_in_repository)
self.assertRaises(tuf.FormatError, developer_tool.create_new_project,
project_name, metadata_directory, 0)
# create a new project with a flat layout
targets_directory = tempfile.mkdtemp(dir = local_tmp)
metadata_directory = tempfile.mkdtemp(dir = local_tmp)
project = developer_tool.create_new_project(project_name, metadata_directory,
location_in_repository, targets_directory)
self.assertTrue(isinstance(project, developer_tool.Project))
self.assertTrue(project.layout_type == 'flat')
self.assertTrue(project.prefix == location_in_repository)
self.assertTrue(project._project_name == project_name)
self.assertTrue(project._metadata_directory == metadata_directory)
self.assertTrue(project._targets_directory == targets_directory)
# finally, check that if targets_directory is set, it is valid
self.assertRaises(tuf.FormatError, developer_tool.create_new_project,
project_name, metadata_directory, location_in_repository, 0)
# copy a key to our workspace and create a new project with it.
keystore_path = os.path.join('repository_data','keystore')
# I will use the same key as the one provided in the repository
# tool tests for the root role, but this is not a root role...
root_key_path = os.path.join(keystore_path,'root_key.pub')
project_key = developer_tool.import_rsa_publickey_from_file(root_key_path)
# test create new project with a key added by default
project = developer_tool.create_new_project(project_name, metadata_directory,
location_in_repository, targets_directory, project_key)
self.assertTrue(isinstance(project, developer_tool.Project))
self.assertTrue(project.layout_type == 'flat')
self.assertTrue(project.prefix == location_in_repository)
self.assertTrue(project._project_name == project_name)
self.assertTrue(project._metadata_directory == metadata_directory)
self.assertTrue(project._targets_directory == targets_directory)
self.assertTrue(len(project.keys) == 1)
self.assertTrue(project.keys[0] == project_key['keyid'])
shutil.rmtree(local_tmp)
def test_load_project(self):
# this test case will try to load an existing project and test for the result
# then we will try to load a nonexisting project and expect a correct error
# handler
# finally, we will try to overwrite the existing prefix on the loaded project
# create a local subfolder for this test.
local_tmp = tempfile.mkdtemp(dir = self.tmp_dir)
# test inexisting project filepath
nonexistent_path = os.path.join(local_tmp, "nonexistent")
self.assertRaises(IOError, developer_tool.load_project, nonexistent_path)
# copy the pregenerated metadata
project_data_filepath = os.path.join('repository_data', 'project')
target_project_data_filepath = os.path.join(local_tmp, 'project')
shutil.copytree("repository_data/project", target_project_data_filepath)
# load a project properly...
repo_filepath = os.path.join(local_tmp, 'project', 'test-repo')
project = developer_tool.load_project(repo_filepath)
self.assertTrue(project.layout_type == "repo-like")
repo_filepath = os.path.join(local_tmp, 'project', 'test-flat')
project = developer_tool.load_project(repo_filepath)
self.assertTrue(project.layout_type == 'flat')
# load a project ovrwriting the prefix
project = developer_tool.load_project(repo_filepath, prefix='new')
self.assertTrue(project.prefix == 'new')
def test_add_verification_keys(self):
# maybe we need to clear the roledb and keydb
# create a new project instance
project = developer_tool.Project("test_verification_keys", "somepath",
"someotherpath", "prefix")
# add invalid verification key
self.assertRaises(tuf.FormatError, project.add_verification_key, "invalid")
# add verification key
# - load it first
keystore_path = os.path.join('repository_data','keystore')
first_verification_key_path = os.path.join(keystore_path,'root_key.pub')
first_verification_key = \
developer_tool.import_rsa_publickey_from_file(first_verification_key_path)
project.add_verification_key(first_verification_key)
# add another verification key (should expect exception)
second_verification_key_path = os.path.join(keystore_path,'snapshot_key.pub')
second_verification_key = \
developer_tool.import_rsa_publickey_from_file(second_verification_key_path)
self.assertRaises(tuf.Error,
project.add_verification_key,(second_verification_key))
# add a verification key for the delegation
project.delegate("somedelegation", [], [])
project("somedelegation").add_verification_key(first_verification_key)
project("somedelegation").add_verification_key(second_verification_key)
# add another delegation of the delegation
project("somedelegation").delegate("somesubdelegation", [], [])
project("somedelegation")("somesubdelegation").add_verification_key(
first_verification_key)
project("somedelegation")("somesubdelegation").add_verification_key(
second_verification_key)
def test_write(self):
# create tmp directory
local_tmp = tempfile.mkdtemp(dir=self.tmp_dir)
# create new project inside tmp directory
project = developer_tool.create_new_project("test_write", local_tmp,
"prefix");
# create some target files inside the tmp directory
target_filepath = os.path.join(local_tmp, "targets", "test_target")
with open(target_filepath, "wt") as fp:
fp.write("testing file")
# add the targets
project.add_target(target_filepath)
# add verification keys
keystore_path = os.path.join('repository_data','keystore')
project_key_path = os.path.join(keystore_path,'root_key.pub')
project_key = \
developer_tool.import_rsa_publickey_from_file(project_key_path)
# call status (for the sake of doing it)
project.status()
project.add_verification_key(project_key)
# add another verification key (should expect exception)
delegation_key_path = os.path.join(keystore_path,'snapshot_key.pub')
delegation_key = \
developer_tool.import_rsa_publickey_from_file(delegation_key_path)
# add a subdelegation
subdelegation_key_path = os.path.join(keystore_path,'timestamp_key.pub')
subdelegation_key = \
developer_tool.import_rsa_publickey_from_file(subdelegation_key_path)
# add a delegation
project.delegate("delegation", [delegation_key], [])
project("delegation").delegate("subdelegation", [subdelegation_key], [])
# call write (except)
self.assertRaises(tuf.Error, project.write, ())
# call status (for the sake of doing it)
project.status()
# load private keys
project_private_key_path = os.path.join(keystore_path, 'root_key')
project_private_key = \
developer_tool.import_rsa_privatekey_from_file(project_private_key_path,
'password')
delegation_private_key_path = os.path.join(keystore_path, 'snapshot_key')
delegation_private_key = \
developer_tool.import_rsa_privatekey_from_file(delegation_private_key_path,
'password')
subdelegation_private_key_path = \
os.path.join(keystore_path, 'timestamp_key')
subdelegation_private_key = \
developer_tool.import_rsa_privatekey_from_file(subdelegation_private_key_path,
'password')
# test partial write
# backup everything (again)
# + backup targets:
targets_backup = project.target_files
# + backup delegations
delegations_backup = \
tuf.roledb.get_delegated_rolenames(project._project_name)
# + backup layout type
layout_type_backup = project.layout_type
# + backup keyid's
keys_backup = project.keys
delegation_keys_backup = project("delegation").keys
# + backup the prefix
prefix_backup = project.prefix
# + backup the name
name_backup = project._project_name
# set the compressions, we will be checking this part here too
project.compressions = ['gz']
project('delegation').compressions = project.compressions
# write an reload
project.write(write_partial=True)
# import pdb; pdb.set_trace()
project = developer_tool.load_project(local_tmp)
# check against backup
self.assertEquals(project.target_files, targets_backup)
new_delegations = tuf.roledb.get_delegated_rolenames(project._project_name)
self.assertEquals(new_delegations, delegations_backup)
self.assertEquals(project.layout_type, layout_type_backup)
self.assertEquals(project.keys, keys_backup)
self.assertEquals(project("delegation").keys, delegation_keys_backup)
self.assertEquals(project.prefix, prefix_backup)
self.assertEquals(project._project_name, name_backup)
roleinfo = tuf.roledb.get_roleinfo(project._project_name)
#import pdb;pdb.set_trace()
self.assertEquals(roleinfo['partial_loaded'], True)
# load_signing_keys
project.load_signing_key(project_private_key)
project("delegation").load_signing_key(delegation_private_key)
project("delegation")("subdelegation").load_signing_key(
subdelegation_private_key)
project.status()
# backup everything
# + backup targets:
targets_backup = project.target_files
# + backup delegations
delegations_backup = \
tuf.roledb.get_delegated_rolenames(project._project_name)
# + backup layout type
layout_type_backup = project.layout_type
# + backup keyid's
keys_backup = project.keys
delegation_keys_backup = project("delegation").keys
# + backup the prefix
prefix_backup = project.prefix
# + backup the name
name_backup = project._project_name
# call status (for the sake of doing it)
# project.status()
# call write
project.write()
# call load
project = developer_tool.load_project(local_tmp)
# check against backup
self.assertEquals(project.target_files, targets_backup)
new_delegations = tuf.roledb.get_delegated_rolenames(project._project_name)
self.assertEquals(new_delegations, delegations_backup)
self.assertEquals(project.layout_type, layout_type_backup)
self.assertEquals(project.keys, keys_backup)
self.assertEquals(project("delegation").keys, delegation_keys_backup)
self.assertEquals(project.prefix, prefix_backup)
self.assertEquals(project._project_name, name_backup)
if __name__ == '__main__':
unittest.main()