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web.py
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# Copyright 2013-2022 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import collections
import os
import posixpath
import sys
import pytest
import llnl.util.tty as tty
import spack.config
import spack.paths
import spack.util.s3
import spack.util.web
from spack.version import ver
def _create_url(relative_url):
web_data_path = posixpath.join(spack.paths.test_path, 'data', 'web')
return 'file://' + posixpath.join(web_data_path, relative_url)
root = _create_url('index.html')
root_tarball = _create_url('foo-0.0.0.tar.gz')
page_1 = _create_url('1.html')
page_2 = _create_url('2.html')
page_3 = _create_url('3.html')
page_4 = _create_url('4.html')
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
@pytest.mark.parametrize(
'depth,expected_found,expected_not_found,expected_text', [
(0,
{'pages': [root], 'links': [page_1]},
{'pages': [page_1, page_2, page_3, page_4],
'links': [root, page_2, page_3, page_4]},
{root: "This is the root page."}),
(1,
{'pages': [root, page_1], 'links': [page_1, page_2]},
{'pages': [page_2, page_3, page_4],
'links': [root, page_3, page_4]},
{root: "This is the root page.",
page_1: "This is page 1."}),
(2,
{'pages': [root, page_1, page_2],
'links': [page_1, page_2, page_3, page_4]},
{'pages': [page_3, page_4], 'links': [root]},
{root: "This is the root page.",
page_1: "This is page 1.",
page_2: "This is page 2."}),
(3,
{'pages': [root, page_1, page_2, page_3, page_4],
'links': [root, page_1, page_2, page_3, page_4]},
{'pages': [], 'links': []},
{root: "This is the root page.",
page_1: "This is page 1.",
page_2: "This is page 2.",
page_3: "This is page 3.",
page_4: "This is page 4."}),
])
def test_spider(depth, expected_found, expected_not_found, expected_text):
pages, links = spack.util.web.spider(root, depth=depth)
for page in expected_found['pages']:
assert page in pages
for page in expected_not_found['pages']:
assert page not in pages
for link in expected_found['links']:
assert link in links
for link in expected_not_found['links']:
assert link not in links
for page, text in expected_text.items():
assert text in pages[page]
def test_spider_no_response(monkeypatch):
# Mock the absence of a response
monkeypatch.setattr(
spack.util.web, 'read_from_url', lambda x, y: (None, None, None)
)
pages, links = spack.util.web.spider(root, depth=0)
assert not pages and not links
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_versions_of_archive_0():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=0)
assert ver('0.0.0') in versions
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_versions_of_archive_1():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=1)
assert ver('0.0.0') in versions
assert ver('1.0.0') in versions
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_versions_of_archive_2():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=2)
assert ver('0.0.0') in versions
assert ver('1.0.0') in versions
assert ver('2.0.0') in versions
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_exotic_versions_of_archive_2():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=2)
# up for grabs to make this better.
assert ver('2.0.0b2') in versions
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_versions_of_archive_3():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=3)
assert ver('0.0.0') in versions
assert ver('1.0.0') in versions
assert ver('2.0.0') in versions
assert ver('3.0') in versions
assert ver('4.5') in versions
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_find_exotic_versions_of_archive_3():
versions = spack.util.web.find_versions_of_archive(
root_tarball, root, list_depth=3)
assert ver('2.0.0b2') in versions
assert ver('3.0a1') in versions
assert ver('4.5-rc5') in versions
def test_get_header():
headers = {
'Content-type': 'text/plain'
}
# looking up headers should just work like a plain dict
# lookup when there is an entry with the right key
assert(spack.util.web.get_header(headers, 'Content-type') == 'text/plain')
# looking up headers should still work if there is a fuzzy match
assert(spack.util.web.get_header(headers, 'contentType') == 'text/plain')
# ...unless there is an exact match for the "fuzzy" spelling.
headers['contentType'] = 'text/html'
assert(spack.util.web.get_header(headers, 'contentType') == 'text/html')
# If lookup has to fallback to fuzzy matching and there are more than one
# fuzzy match, the result depends on the internal ordering of the given
# mapping
headers = collections.OrderedDict()
headers['Content-type'] = 'text/plain'
headers['contentType'] = 'text/html'
assert(spack.util.web.get_header(headers, 'CONTENT_TYPE') == 'text/plain')
del headers['Content-type']
assert(spack.util.web.get_header(headers, 'CONTENT_TYPE') == 'text/html')
# Same as above, but different ordering
headers = collections.OrderedDict()
headers['contentType'] = 'text/html'
headers['Content-type'] = 'text/plain'
assert(spack.util.web.get_header(headers, 'CONTENT_TYPE') == 'text/html')
del headers['contentType']
assert(spack.util.web.get_header(headers, 'CONTENT_TYPE') == 'text/plain')
# If there isn't even a fuzzy match, raise KeyError
with pytest.raises(KeyError):
spack.util.web.get_header(headers, 'ContentLength')
@pytest.mark.skipif(sys.platform == 'win32',
reason="Not supported on Windows (yet)")
def test_list_url(tmpdir):
testpath = str(tmpdir)
os.mkdir(os.path.join(testpath, 'dir'))
with open(os.path.join(testpath, 'file-0.txt'), 'w'):
pass
with open(os.path.join(testpath, 'file-1.txt'), 'w'):
pass
with open(os.path.join(testpath, 'file-2.txt'), 'w'):
pass
with open(os.path.join(testpath, 'dir', 'another-file.txt'), 'w'):
pass
list_url = lambda recursive: list(sorted(
spack.util.web.list_url(testpath, recursive=recursive)))
assert list_url(False) == ['file-0.txt',
'file-1.txt',
'file-2.txt']
assert list_url(True) == ['dir/another-file.txt',
'file-0.txt',
'file-1.txt',
'file-2.txt']
class MockPages(object):
def search(self, *args, **kwargs):
return [
{'Key': 'keyone'},
{'Key': 'keytwo'},
{'Key': 'keythree'},
]
class MockPaginator(object):
def paginate(self, *args, **kwargs):
return MockPages()
class MockClientError(Exception):
def __init__(self):
self.response = {'Error': {'Code': 'NoSuchKey'}}
class MockS3Client(object):
def get_paginator(self, *args, **kwargs):
return MockPaginator()
def delete_objects(self, *args, **kwargs):
return {
'Errors': [
{'Key': 'keyone', 'Message': 'Access Denied'}
],
'Deleted': [
{'Key': 'keytwo'},
{'Key': 'keythree'}
],
}
def delete_object(self, *args, **kwargs):
pass
def get_object(self, Bucket=None, Key=None):
self.ClientError = MockClientError
if Bucket == 'my-bucket' and Key == 'subdirectory/my-file':
return True
raise self.ClientError
def test_gather_s3_information(monkeypatch, capfd):
mock_connection_data = {"access_token": "AAAAAAA",
"profile": "SPacKDeV",
"access_pair": ("SPA", "CK"),
"endpoint_url": "https://127.0.0.1:8888"}
session_args, client_args = spack.util.s3.get_mirror_s3_connection_info(mock_connection_data) # noqa: E501
# Session args are used to create the S3 Session object
assert "aws_session_token" in session_args
assert session_args.get("aws_session_token") == "AAAAAAA"
assert "aws_access_key_id" in session_args
assert session_args.get("aws_access_key_id") == "SPA"
assert "aws_secret_access_key" in session_args
assert session_args.get("aws_secret_access_key") == "CK"
assert "profile_name" in session_args
assert session_args.get("profile_name") == "SPacKDeV"
# In addition to the session object, use the client_args to create the s3
# Client object
assert "endpoint_url" in client_args
def test_remove_s3_url(monkeypatch, capfd):
fake_s3_url = 's3://my-bucket/subdirectory/mirror'
def mock_create_s3_session(url, connection={}):
return MockS3Client()
monkeypatch.setattr(
spack.util.s3, 'create_s3_session', mock_create_s3_session)
current_debug_level = tty.debug_level()
tty.set_debug(1)
spack.util.web.remove_url(fake_s3_url, recursive=True)
err = capfd.readouterr()[1]
tty.set_debug(current_debug_level)
assert('Failed to delete keyone (Access Denied)' in err)
assert('Deleted keythree' in err)
assert('Deleted keytwo' in err)
def test_s3_url_exists(monkeypatch, capfd):
def mock_create_s3_session(url, connection={}):
return MockS3Client()
monkeypatch.setattr(
spack.util.s3, 'create_s3_session', mock_create_s3_session)
fake_s3_url_exists = 's3://my-bucket/subdirectory/my-file'
assert(spack.util.web.url_exists(fake_s3_url_exists))
fake_s3_url_does_not_exist = 's3://my-bucket/subdirectory/my-notfound-file'
assert(not spack.util.web.url_exists(fake_s3_url_does_not_exist))
def test_s3_url_parsing():
assert(spack.util.s3._parse_s3_endpoint_url("example.com") == 'https://example.com')
assert(spack.util.s3._parse_s3_endpoint_url("http://example.com") == 'http://example.com')