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quay/util/config/provider/test/test_k8sprovider.py
2019-11-12 11:09:47 -05:00

138 lines
4.1 KiB
Python

import base64
import os
import json
import uuid
import pytest
from contextlib import contextmanager
from collections import namedtuple
from httmock import urlmatch, HTTMock
from util.config.provider import KubernetesConfigProvider
def normalize_path(path):
return path.replace('/', '_')
@contextmanager
def fake_kubernetes_api(tmpdir_factory, files=None):
hostname = 'kubapi'
service_account_token_path = str(tmpdir_factory.mktemp("k8s").join("serviceaccount"))
auth_header = str(uuid.uuid4())
with open(service_account_token_path, 'w') as f:
f.write(auth_header)
global secret
secret = {
'data': {}
}
def write_file(config_dir, filepath, value):
normalized_path = normalize_path(filepath)
absolute_path = str(config_dir.join(normalized_path))
try:
os.makedirs(os.path.dirname(absolute_path))
except OSError:
pass
with open(absolute_path, 'w') as f:
f.write(value)
config_dir = tmpdir_factory.mktemp("config")
if files:
for filepath, value in files.iteritems():
normalized_path = normalize_path(filepath)
write_file(config_dir, filepath, value)
secret['data'][normalized_path] = base64.b64encode(value)
@urlmatch(netloc=hostname,
path='/api/v1/namespaces/quay-enterprise/secrets/quay-enterprise-config-secret$',
method='get')
def get_secret(_, __):
return {'status_code': 200, 'content': json.dumps(secret)}
@urlmatch(netloc=hostname,
path='/api/v1/namespaces/quay-enterprise/secrets/quay-enterprise-config-secret$',
method='put')
def put_secret(_, request):
updated_secret = json.loads(request.body)
for filepath, value in updated_secret['data'].iteritems():
if filepath not in secret['data']:
# Add
write_file(config_dir, filepath, base64.b64decode(value))
for filepath in secret['data']:
if filepath not in updated_secret['data']:
# Remove.
normalized_path = normalize_path(filepath)
os.remove(str(config_dir.join(normalized_path)))
secret['data'] = updated_secret['data']
return {'status_code': 200, 'content': json.dumps(secret)}
@urlmatch(netloc=hostname, path='/api/v1/namespaces/quay-enterprise$')
def get_namespace(_, __):
return {'status_code': 200, 'content': json.dumps({})}
@urlmatch(netloc=hostname)
def catch_all(url, _):
print url
return {'status_code': 404, 'content': '{}'}
with HTTMock(get_secret, put_secret, get_namespace, catch_all):
provider = KubernetesConfigProvider(str(config_dir), 'config.yaml', 'config.py',
api_host=hostname,
service_account_token_path=service_account_token_path)
# Validate all the files.
for filepath, value in files.iteritems():
normalized_path = normalize_path(filepath)
assert provider.volume_file_exists(normalized_path)
with provider.get_volume_file(normalized_path) as f:
assert f.read() == value
yield provider
def test_basic_config(tmpdir_factory):
basic_files = {
'config.yaml': 'FOO: bar',
}
with fake_kubernetes_api(tmpdir_factory, files=basic_files) as provider:
assert provider.config_exists()
assert provider.get_config() is not None
assert provider.get_config()['FOO'] == 'bar'
@pytest.mark.parametrize('filepath', [
'foo',
'foo/meh',
'foo/bar/baz',
])
def test_remove_file(filepath, tmpdir_factory):
basic_files = {
filepath: 'foo',
}
with fake_kubernetes_api(tmpdir_factory, files=basic_files) as provider:
normalized_path = normalize_path(filepath)
assert provider.volume_file_exists(normalized_path)
provider.remove_volume_file(normalized_path)
assert not provider.volume_file_exists(normalized_path)
class TestFlaskFile(object):
def save(self, buf):
buf.write('hello world!')
def test_save_file(tmpdir_factory):
basic_files = {}
with fake_kubernetes_api(tmpdir_factory, files=basic_files) as provider:
assert not provider.volume_file_exists('testfile')
flask_file = TestFlaskFile()
provider.save_volume_file(flask_file, 'testfile')
assert provider.volume_file_exists('testfile')