sdk/python/tests/test_arv_put.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 import apiclient
   5 import os
   6 import re
   7 import shutil
   8 import subprocess
   9 import sys
  10 import tempfile
  11 import time
  12 import unittest
  13 import yaml
  14
  15 import arvados
  16 import arvados.commands.put as arv_put
  17
  18 from arvados_testutil import ArvadosBaseTestCase, ArvadosKeepLocalStoreTestCase
  19 import run_test_server
  20
  21 class ArvadosPutResumeCacheTest(ArvadosBaseTestCase):
  22     CACHE_ARGSET = [
  23         [],
  24         ['/dev/null'],
  25         ['/dev/null', '--filename', 'empty'],
  26         ['/tmp'],
  27         ['/tmp', '--max-manifest-depth', '0'],
  28         ['/tmp', '--max-manifest-depth', '1']
  29         ]
  30
  31     def tearDown(self):
  32         super(ArvadosPutResumeCacheTest, self).tearDown()
  33         try:
  34             self.last_cache.destroy()
  35         except AttributeError:
  36             pass
  37
  38     def cache_path_from_arglist(self, arglist):
  39         return arv_put.ResumeCache.make_path(arv_put.parse_arguments(arglist))
  40
  41     def test_cache_names_stable(self):
  42         for argset in self.CACHE_ARGSET:
  43             self.assertEquals(self.cache_path_from_arglist(argset),
  44                               self.cache_path_from_arglist(argset),
  45                               "cache name changed for {}".format(argset))
  46
  47     def test_cache_names_unique(self):
  48         results = []
  49         for argset in self.CACHE_ARGSET:
  50             path = self.cache_path_from_arglist(argset)
  51             self.assertNotIn(path, results)
  52             results.append(path)
  53
  54     def test_cache_names_simple(self):
  55         # The goal here is to make sure the filename doesn't use characters
  56         # reserved by the filesystem.  Feel free to adjust this regexp as
  57         # long as it still does that.
  58         bad_chars = re.compile(r'[^-\.\w]')
  59         for argset in self.CACHE_ARGSET:
  60             path = self.cache_path_from_arglist(argset)
  61             self.assertFalse(bad_chars.search(os.path.basename(path)),
  62                              "path too exotic: {}".format(path))
  63
  64     def test_cache_names_ignore_argument_order(self):
  65         self.assertEquals(
  66             self.cache_path_from_arglist(['a', 'b', 'c']),
  67             self.cache_path_from_arglist(['c', 'a', 'b']))
  68         self.assertEquals(
  69             self.cache_path_from_arglist(['-', '--filename', 'stdin']),
  70             self.cache_path_from_arglist(['--filename', 'stdin', '-']))
  71
  72     def test_cache_names_differ_for_similar_paths(self):
  73         # This test needs names at / that don't exist on the real filesystem.
  74         self.assertNotEqual(
  75             self.cache_path_from_arglist(['/_arvputtest1', '/_arvputtest2']),
  76             self.cache_path_from_arglist(['/_arvputtest1/_arvputtest2']))
  77
  78     def test_cache_names_ignore_irrelevant_arguments(self):
  79         # Workaround: parse_arguments bails on --filename with a directory.
  80         path1 = self.cache_path_from_arglist(['/tmp'])
  81         args = arv_put.parse_arguments(['/tmp'])
  82         args.filename = 'tmp'
  83         path2 = arv_put.ResumeCache.make_path(args)
  84         self.assertEquals(path1, path2,
  85                          "cache path considered --filename for directory")
  86         self.assertEquals(
  87             self.cache_path_from_arglist(['-']),
  88             self.cache_path_from_arglist(['-', '--max-manifest-depth', '1']),
  89             "cache path considered --max-manifest-depth for file")
  90
  91     def test_cache_names_treat_negative_manifest_depths_identically(self):
  92         base_args = ['/tmp', '--max-manifest-depth']
  93         self.assertEquals(
  94             self.cache_path_from_arglist(base_args + ['-1']),
  95             self.cache_path_from_arglist(base_args + ['-2']))
  96
  97     def test_cache_names_treat_stdin_consistently(self):
  98         self.assertEquals(
  99             self.cache_path_from_arglist(['-', '--filename', 'test']),
 100             self.cache_path_from_arglist(['/dev/stdin', '--filename', 'test']))
 101
 102     def test_cache_names_identical_for_synonymous_names(self):
 103         self.assertEquals(
 104             self.cache_path_from_arglist(['.']),
 105             self.cache_path_from_arglist([os.path.realpath('.')]))
 106         testdir = self.make_tmpdir()
 107         looplink = os.path.join(testdir, 'loop')
 108         os.symlink(testdir, looplink)
 109         self.assertEquals(
 110             self.cache_path_from_arglist([testdir]),
 111             self.cache_path_from_arglist([looplink]))
 112
 113     def test_cache_names_different_by_api_host(self):
 114         config = arvados.config.settings()
 115         orig_host = config.get('ARVADOS_API_HOST')
 116         try:
 117             name1 = self.cache_path_from_arglist(['.'])
 118             config['ARVADOS_API_HOST'] = 'x' + (orig_host or 'localhost')
 119             self.assertNotEqual(name1, self.cache_path_from_arglist(['.']))
 120         finally:
 121             if orig_host is None:
 122                 del config['ARVADOS_API_HOST']
 123             else:
 124                 config['ARVADOS_API_HOST'] = orig_host
 125
 126     def test_basic_cache_storage(self):
 127         thing = ['test', 'list']
 128         with tempfile.NamedTemporaryFile() as cachefile:
 129             self.last_cache = arv_put.ResumeCache(cachefile.name)
 130         self.last_cache.save(thing)
 131         self.assertEquals(thing, self.last_cache.load())
 132
 133     def test_empty_cache(self):
 134         with tempfile.NamedTemporaryFile() as cachefile:
 135             cache = arv_put.ResumeCache(cachefile.name)
 136         self.assertRaises(ValueError, cache.load)
 137
 138     def test_cache_persistent(self):
 139         thing = ['test', 'list']
 140         path = os.path.join(self.make_tmpdir(), 'cache')
 141         cache = arv_put.ResumeCache(path)
 142         cache.save(thing)
 143         cache.close()
 144         self.last_cache = arv_put.ResumeCache(path)
 145         self.assertEquals(thing, self.last_cache.load())
 146
 147     def test_multiple_cache_writes(self):
 148         thing = ['short', 'list']
 149         with tempfile.NamedTemporaryFile() as cachefile:
 150             self.last_cache = arv_put.ResumeCache(cachefile.name)
 151         # Start writing an object longer than the one we test, to make
 152         # sure the cache file gets truncated.
 153         self.last_cache.save(['long', 'long', 'list'])
 154         self.last_cache.save(thing)
 155         self.assertEquals(thing, self.last_cache.load())
 156
 157     def test_cache_is_locked(self):
 158         with tempfile.NamedTemporaryFile() as cachefile:
 159             cache = arv_put.ResumeCache(cachefile.name)
 160             self.assertRaises(arv_put.ResumeCacheConflict,
 161                               arv_put.ResumeCache, cachefile.name)
 162
 163     def test_cache_stays_locked(self):
 164         with tempfile.NamedTemporaryFile() as cachefile:
 165             self.last_cache = arv_put.ResumeCache(cachefile.name)
 166             path = cachefile.name
 167         self.last_cache.save('test')
 168         self.assertRaises(arv_put.ResumeCacheConflict,
 169                           arv_put.ResumeCache, path)
 170
 171     def test_destroy_cache(self):
 172         cachefile = tempfile.NamedTemporaryFile(delete=False)
 173         try:
 174             cache = arv_put.ResumeCache(cachefile.name)
 175             cache.save('test')
 176             cache.destroy()
 177             try:
 178                 arv_put.ResumeCache(cachefile.name)
 179             except arv_put.ResumeCacheConflict:
 180                 self.fail("could not load cache after destroying it")
 181             self.assertRaises(ValueError, cache.load)
 182         finally:
 183             if os.path.exists(cachefile.name):
 184                 os.unlink(cachefile.name)
 185
 186     def test_restart_cache(self):
 187         path = os.path.join(self.make_tmpdir(), 'cache')
 188         cache = arv_put.ResumeCache(path)
 189         cache.save('test')
 190         cache.restart()
 191         self.assertRaises(ValueError, cache.load)
 192         self.assertRaises(arv_put.ResumeCacheConflict,
 193                           arv_put.ResumeCache, path)
 194
 195
 196 class ArvadosPutCollectionWriterTest(ArvadosKeepLocalStoreTestCase):
 197     def setUp(self):
 198         super(ArvadosPutCollectionWriterTest, self).setUp()
 199         with tempfile.NamedTemporaryFile(delete=False) as cachefile:
 200             self.cache = arv_put.ResumeCache(cachefile.name)
 201             self.cache_filename = cachefile.name
 202
 203     def tearDown(self):
 204         super(ArvadosPutCollectionWriterTest, self).tearDown()
 205         if os.path.exists(self.cache_filename):
 206             self.cache.destroy()
 207         self.cache.close()
 208
 209     def test_writer_caches(self):
 210         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 211         cwriter.write_file('/dev/null')
 212         cwriter.cache_state()
 213         self.assertTrue(self.cache.load())
 214         self.assertEquals(". 0:0:null\n", cwriter.manifest_text())
 215
 216     def test_writer_works_without_cache(self):
 217         cwriter = arv_put.ArvPutCollectionWriter()
 218         cwriter.write_file('/dev/null')
 219         self.assertEquals(". 0:0:null\n", cwriter.manifest_text())
 220
 221     def test_writer_resumes_from_cache(self):
 222         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 223         with self.make_test_file() as testfile:
 224             cwriter.write_file(testfile.name, 'test')
 225             cwriter.cache_state()
 226             new_writer = arv_put.ArvPutCollectionWriter.from_cache(
 227                 self.cache)
 228             self.assertEquals(
 229                 ". 098f6bcd4621d373cade4e832627b4f6+4 0:4:test\n",
 230                 new_writer.manifest_text())
 231
 232     def test_new_writer_from_stale_cache(self):
 233         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 234         with self.make_test_file() as testfile:
 235             cwriter.write_file(testfile.name, 'test')
 236         new_writer = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 237         new_writer.write_file('/dev/null')
 238         self.assertEquals(". 0:0:null\n", new_writer.manifest_text())
 239
 240     def test_new_writer_from_empty_cache(self):
 241         cwriter = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 242         cwriter.write_file('/dev/null')
 243         self.assertEquals(". 0:0:null\n", cwriter.manifest_text())
 244
 245     def test_writer_resumable_after_arbitrary_bytes(self):
 246         cwriter = arv_put.ArvPutCollectionWriter(self.cache)
 247         # These bytes are intentionally not valid UTF-8.
 248         with self.make_test_file('\x00\x07\xe2') as testfile:
 249             cwriter.write_file(testfile.name, 'test')
 250             cwriter.cache_state()
 251             new_writer = arv_put.ArvPutCollectionWriter.from_cache(
 252                 self.cache)
 253         self.assertEquals(cwriter.manifest_text(), new_writer.manifest_text())
 254
 255     def make_progress_tester(self):
 256         progression = []
 257         def record_func(written, expected):
 258             progression.append((written, expected))
 259         return progression, record_func
 260
 261     def test_progress_reporting(self):
 262         for expect_count in (None, 8):
 263             progression, reporter = self.make_progress_tester()
 264             cwriter = arv_put.ArvPutCollectionWriter(
 265                 reporter=reporter, bytes_expected=expect_count)
 266             with self.make_test_file() as testfile:
 267                 cwriter.write_file(testfile.name, 'test')
 268             cwriter.finish_current_stream()
 269             self.assertIn((4, expect_count), progression)
 270
 271     def test_resume_progress(self):
 272         cwriter = arv_put.ArvPutCollectionWriter(self.cache, bytes_expected=4)
 273         with self.make_test_file() as testfile:
 274             # Set up a writer with some flushed bytes.
 275             cwriter.write_file(testfile.name, 'test')
 276             cwriter.finish_current_stream()
 277             cwriter.cache_state()
 278             new_writer = arv_put.ArvPutCollectionWriter.from_cache(self.cache)
 279             self.assertEqual(new_writer.bytes_written, 4)
 280
 281
 282 class ArvadosExpectedBytesTest(ArvadosBaseTestCase):
 283     TEST_SIZE = os.path.getsize(__file__)
 284
 285     def test_expected_bytes_for_file(self):
 286         self.assertEquals(self.TEST_SIZE,
 287                           arv_put.expected_bytes_for([__file__]))
 288
 289     def test_expected_bytes_for_tree(self):
 290         tree = self.make_tmpdir()
 291         shutil.copyfile(__file__, os.path.join(tree, 'one'))
 292         shutil.copyfile(__file__, os.path.join(tree, 'two'))
 293         self.assertEquals(self.TEST_SIZE * 2,
 294                           arv_put.expected_bytes_for([tree]))
 295         self.assertEquals(self.TEST_SIZE * 3,
 296                           arv_put.expected_bytes_for([tree, __file__]))
 297
 298     def test_expected_bytes_for_device(self):
 299         self.assertIsNone(arv_put.expected_bytes_for(['/dev/null']))
 300         self.assertIsNone(arv_put.expected_bytes_for([__file__, '/dev/null']))
 301
 302
 303 class ArvadosPutReportTest(ArvadosBaseTestCase):
 304     def test_machine_progress(self):
 305         for count, total in [(0, 1), (0, None), (1, None), (235, 9283)]:
 306             expect = ": {} written {} total\n".format(
 307                 count, -1 if (total is None) else total)
 308             self.assertTrue(
 309                 arv_put.machine_progress(count, total).endswith(expect))
 310
 311     def test_known_human_progress(self):
 312         for count, total in [(0, 1), (2, 4), (45, 60)]:
 313             expect = '{:.1%}'.format(float(count) / total)
 314             actual = arv_put.human_progress(count, total)
 315             self.assertTrue(actual.startswith('\r'))
 316             self.assertIn(expect, actual)
 317
 318     def test_unknown_human_progress(self):
 319         for count in [1, 20, 300, 4000, 50000]:
 320             self.assertTrue(re.search(r'\b{}\b'.format(count),
 321                                       arv_put.human_progress(count, None)))
 322
 323
 324 class ArvadosPutTest(ArvadosKeepLocalStoreTestCase):
 325     def call_main_on_test_file(self):
 326         with self.make_test_file() as testfile:
 327             path = testfile.name
 328             arv_put.main(['--stream', '--no-progress', path])
 329         self.assertTrue(
 330             os.path.exists(os.path.join(os.environ['KEEP_LOCAL_STORE'],
 331                                         '098f6bcd4621d373cade4e832627b4f6')),
 332             "did not find file stream in Keep store")
 333
 334     def test_simple_file_put(self):
 335         self.call_main_on_test_file()
 336
 337     def test_put_with_unwriteable_cache_dir(self):
 338         orig_cachedir = arv_put.ResumeCache.CACHE_DIR
 339         cachedir = self.make_tmpdir()
 340         os.chmod(cachedir, 0o0)
 341         arv_put.ResumeCache.CACHE_DIR = cachedir
 342         try:
 343             self.call_main_on_test_file()
 344         finally:
 345             arv_put.ResumeCache.CACHE_DIR = orig_cachedir
 346             os.chmod(cachedir, 0o700)
 347
 348     def test_put_with_unwritable_cache_subdir(self):
 349         orig_cachedir = arv_put.ResumeCache.CACHE_DIR
 350         cachedir = self.make_tmpdir()
 351         os.chmod(cachedir, 0o0)
 352         arv_put.ResumeCache.CACHE_DIR = os.path.join(cachedir, 'cachedir')
 353         try:
 354             self.call_main_on_test_file()
 355         finally:
 356             arv_put.ResumeCache.CACHE_DIR = orig_cachedir
 357             os.chmod(cachedir, 0o700)
 358
 359     def test_short_put_from_stdin(self):
 360         # Have to run this separately since arv-put can't read from the
 361         # tests' stdin.
 362         # arv-put usually can't stat(os.path.realpath('/dev/stdin')) in this
 363         # case, because the /proc entry is already gone by the time it tries.
 364         pipe = subprocess.Popen(
 365             [sys.executable, arv_put.__file__, '--stream'],
 366             stdin=subprocess.PIPE, stdout=subprocess.PIPE,
 367             stderr=subprocess.STDOUT)
 368         pipe.stdin.write('stdin test\n')
 369         pipe.stdin.close()
 370         deadline = time.time() + 5
 371         while (pipe.poll() is None) and (time.time() < deadline):
 372             time.sleep(.1)
 373         returncode = pipe.poll()
 374         if returncode is None:
 375             pipe.terminate()
 376             self.fail("arv-put did not PUT from stdin within 5 seconds")
 377         elif returncode != 0:
 378             sys.stdout.write(pipe.stdout.read())
 379             self.fail("arv-put returned exit code {}".format(returncode))
 380         self.assertIn('4a9c8b735dce4b5fa3acf221a0b13628+11', pipe.stdout.read())
 381
 382
 383 class ArvPutIntegrationTest(unittest.TestCase):
 384     @classmethod
 385     def setUpClass(cls):
 386         try:
 387             del os.environ['KEEP_LOCAL_STORE']
 388         except KeyError:
 389             pass
 390
 391         # Use the blob_signing_key from the Rails "test" configuration
 392         # to provision the Keep server.
 393         with open(os.path.join(os.path.dirname(__file__),
 394                                run_test_server.ARV_API_SERVER_DIR,
 395                                "config",
 396                                "application.yml")) as f:
 397             rails_config = yaml.load(f.read())
 398         config_blob_signing_key = rails_config["test"]["blob_signing_key"]
 399         run_test_server.run()
 400         run_test_server.run_keep(blob_signing_key=config_blob_signing_key,
 401                                  enforce_permissions=True)
 402
 403     @classmethod
 404     def tearDownClass(cls):
 405         run_test_server.stop()
 406         run_test_server.stop_keep()
 407
 408     def test_ArvPutSignedManifest(self):
 409         # ArvPutSignedManifest runs "arv-put foo" and then attempts to get
 410         # the newly created manifest from the API server, testing to confirm
 411         # that the block locators in the returned manifest are signed.
 412         run_test_server.authorize_with('active')
 413         for v in ["ARVADOS_API_HOST",
 414                   "ARVADOS_API_HOST_INSECURE",
 415                   "ARVADOS_API_TOKEN"]:
 416             os.environ[v] = arvados.config.settings()[v]
 417
 418         # Before doing anything, demonstrate that the collection
 419         # we're about to create is not present in our test fixture.
 420         api = arvados.api('v1', cache=False)
 421         manifest_uuid = "00b4e9f40ac4dd432ef89749f1c01e74+47"
 422         with self.assertRaises(apiclient.errors.HttpError):
 423             notfound = api.collections().get(uuid=manifest_uuid).execute()
 424
 425         datadir = tempfile.mkdtemp()
 426         with open(os.path.join(datadir, "foo"), "w") as f:
 427             f.write("The quick brown fox jumped over the lazy dog")
 428         p = subprocess.Popen([sys.executable, arv_put.__file__, datadir],
 429                              stdout=subprocess.PIPE)
 430         (arvout, arverr) = p.communicate()
 431         self.assertEqual(p.returncode, 0)
 432         self.assertEqual(arverr, None)
 433         self.assertEqual(arvout.strip(), manifest_uuid)
 434
 435         # The manifest text stored in the API server under the same
 436         # manifest UUID must use signed locators.
 437         c = api.collections().get(uuid=manifest_uuid).execute()
 438         self.assertRegexpMatches(
 439             c['manifest_text'],
 440             r'^\. 08a008a01d498c404b0c30852b39d3b8\+44\+A[0-9a-f]+@[0-9a-f]+ 0:44:foo\n')
 441
 442         os.remove(os.path.join(datadir, "foo"))
 443         os.rmdir(datadir)
 444
 445
 446 if __name__ == '__main__':
 447     unittest.main()