tests/testdownload.py

   1 #!/usr/bin/env python
   2 from __future__ import with_statement
   3 from basetest import BaseTest
   4 import sys, tempfile, os
   5 from StringIO import StringIO
   6 import unittest, signal
   7 from logging import getLogger, WARN, ERROR
   8 from contextlib import contextmanager
   9
  10 sys.path.insert(0, '..')
  11
  12 os.environ["http_proxy"] = "localhost:8000"
  13
  14 from zeroinstall.injector import model, gpg, download, trust, background, arch, selections, qdom, run
  15 from zeroinstall.injector.policy import Policy
  16 from zeroinstall.zerostore import Store, NotStored; Store._add_with_helper = lambda *unused: False
  17 from zeroinstall.support import basedir, tasks
  18 from zeroinstall.injector import fetch
  19 import data
  20 import my_dbus
  21
  22 import server
  23
  24 ran_gui = False
  25 def raise_gui(*args):
  26         global ran_gui
  27         ran_gui = True
  28 background._detach = lambda: False
  29 background._exec_gui = raise_gui
  30
  31 @contextmanager
  32 def output_suppressed():
  33         old_stdout = sys.stdout
  34         old_stderr = sys.stderr
  35         try:
  36                 sys.stdout = StringIO()
  37                 sys.stderr = StringIO()
  38                 try:
  39                         yield
  40                 except Exception:
  41                         raise
  42                 except BaseException, ex:
  43                         # Don't abort unit-tests if someone raises SystemExit
  44                         raise Exception(str(type(ex)) + " " + str(ex))
  45         finally:
  46                 sys.stdout = old_stdout
  47                 sys.stderr = old_stderr
  48
  49 class Reply:
  50         def __init__(self, reply):
  51                 self.reply = reply
  52
  53         def readline(self):
  54                 return self.reply
  55
  56 def download_and_execute(policy, prog_args, main = None):
  57         downloaded = policy.solve_and_download_impls()
  58         if downloaded:
  59                 policy.config.handler.wait_for_blocker(downloaded)
  60         run.execute_selections(policy.solver.selections, prog_args, stores = policy.config.stores, main = main)
  61
  62 class NetworkManager:
  63         def state(self):
  64                 return 3        # NM_STATUS_CONNECTED
  65
  66 class TestDownload(BaseTest):
  67         def setUp(self):
  68                 BaseTest.setUp(self)
  69
  70                 self.config.handler.allow_downloads = True
  71                 self.config.key_info_server = 'http://localhost:3333/key-info'
  72
  73                 self.config.fetcher = fetch.Fetcher(self.config)
  74
  75                 stream = tempfile.TemporaryFile()
  76                 stream.write(data.thomas_key)
  77                 stream.seek(0)
  78                 gpg.import_key(stream)
  79                 self.child = None
  80
  81                 trust.trust_db.watchers = []
  82
  83         def tearDown(self):
  84                 BaseTest.tearDown(self)
  85                 if self.child is not None:
  86                         os.kill(self.child, signal.SIGTERM)
  87                         os.waitpid(self.child, 0)
  88                         self.child = None
  89
  90         def testRejectKey(self):
  91                 with output_suppressed():
  92                         self.child = server.handle_requests('Hello', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B')
  93                         policy = Policy('http://localhost:8000/Hello', config = self.config)
  94                         assert policy.need_download()
  95                         sys.stdin = Reply("N\n")
  96                         try:
  97                                 download_and_execute(policy, ['Hello'])
  98                                 assert 0
  99                         except model.SafeException, ex:
 100                                 if "has no usable implementations" not in str(ex):
 101                                         raise ex
 102                                 if "Not signed with a trusted key" not in str(policy.handler.ex):
 103                                         raise ex
 104                                 self.config.handler.ex = None
 105
 106         def testRejectKeyXML(self):
 107                 with output_suppressed():
 108                         self.child = server.handle_requests('Hello.xml', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B')
 109                         policy = Policy('http://example.com:8000/Hello.xml', config = self.config)
 110                         assert policy.need_download()
 111                         sys.stdin = Reply("N\n")
 112                         try:
 113                                 download_and_execute(policy, ['Hello'])
 114                                 assert 0
 115                         except model.SafeException, ex:
 116                                 if "has no usable implementations" not in str(ex):
 117                                         raise ex
 118                                 if "Not signed with a trusted key" not in str(policy.handler.ex):
 119                                         raise
 120                                 self.config.handler.ex = None
 121
 122         def testImport(self):
 123                 from zeroinstall.injector import cli
 124
 125                 rootLogger = getLogger()
 126                 rootLogger.disabled = True
 127                 try:
 128                         try:
 129                                 cli.main(['--import', '-v', 'NO-SUCH-FILE'], config = self.config)
 130                                 assert 0
 131                         except model.SafeException, ex:
 132                                 assert 'NO-SUCH-FILE' in str(ex)
 133                 finally:
 134                         rootLogger.disabled = False
 135                         rootLogger.setLevel(WARN)
 136
 137                 hello = self.config.iface_cache.get_feed('http://localhost:8000/Hello')
 138                 self.assertEquals(None, hello)
 139
 140                 with output_suppressed():
 141                         self.child = server.handle_requests('6FCF121BE2390E0B.gpg')
 142                         sys.stdin = Reply("Y\n")
 143
 144                         assert not trust.trust_db.is_trusted('DE937DD411906ACF7C263B396FCF121BE2390E0B')
 145                         cli.main(['--import', 'Hello'], config = self.config)
 146                         assert trust.trust_db.is_trusted('DE937DD411906ACF7C263B396FCF121BE2390E0B')
 147
 148                         # Check we imported the interface after trusting the key
 149                         hello = self.config.iface_cache.get_feed('http://localhost:8000/Hello', force = True)
 150                         self.assertEquals(1, len(hello.implementations))
 151
 152                         # Shouldn't need to prompt the second time
 153                         sys.stdin = None
 154                         cli.main(['--import', 'Hello'], config = self.config)
 155
 156         def testSelections(self):
 157                 from zeroinstall.injector import cli
 158                 root = qdom.parse(file("selections.xml"))
 159                 sels = selections.Selections(root)
 160                 class Options: dry_run = False
 161
 162                 with output_suppressed():
 163                         self.child = server.handle_requests('Hello.xml', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 164                         sys.stdin = Reply("Y\n")
 165                         try:
 166                                 self.config.stores.lookup_any(sels.selections['http://example.com:8000/Hello.xml'].digests)
 167                                 assert False
 168                         except NotStored:
 169                                 pass
 170                         cli.main(['--download-only', 'selections.xml'], config = self.config)
 171                         path = self.config.stores.lookup_any(sels.selections['http://example.com:8000/Hello.xml'].digests)
 172                         assert os.path.exists(os.path.join(path, 'HelloWorld', 'main'))
 173
 174                         assert sels.download_missing(self.config) is None
 175
 176         def testHelpers(self):
 177                 from zeroinstall import helpers
 178
 179                 with output_suppressed():
 180                         self.child = server.handle_requests('Hello.xml', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 181                         sys.stdin = Reply("Y\n")
 182                         sels = helpers.ensure_cached('http://example.com:8000/Hello.xml', config = self.config)
 183                         path = self.config.stores.lookup_any(sels.selections['http://example.com:8000/Hello.xml'].digests)
 184                         assert os.path.exists(os.path.join(path, 'HelloWorld', 'main'))
 185                         assert sels.download_missing(self.config) is None
 186
 187         def testSelectionsWithFeed(self):
 188                 from zeroinstall.injector import cli
 189                 root = qdom.parse(file("selections.xml"))
 190                 sels = selections.Selections(root)
 191
 192                 with output_suppressed():
 193                         self.child = server.handle_requests('Hello.xml', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 194                         sys.stdin = Reply("Y\n")
 195
 196                         self.config.handler.wait_for_blocker(self.config.fetcher.download_and_import_feed('http://example.com:8000/Hello.xml', self.config.iface_cache))
 197
 198                         cli.main(['--download-only', 'selections.xml'], config = self.config)
 199                         path = self.config.stores.lookup_any(sels.selections['http://example.com:8000/Hello.xml'].digests)
 200                         assert os.path.exists(os.path.join(path, 'HelloWorld', 'main'))
 201
 202                         assert sels.download_missing(self.config) is None
 203
 204         def testAcceptKey(self):
 205                 with output_suppressed():
 206                         self.child = server.handle_requests('Hello', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 207                         policy = Policy('http://localhost:8000/Hello', config = self.config)
 208                         assert policy.need_download()
 209                         sys.stdin = Reply("Y\n")
 210                         try:
 211                                 download_and_execute(policy, ['Hello'], main = 'Missing')
 212                                 assert 0
 213                         except model.SafeException, ex:
 214                                 if "HelloWorld/Missing" not in str(ex):
 215                                         raise
 216
 217         def testAutoAcceptKey(self):
 218                 self.config.auto_approve_keys = True
 219                 with output_suppressed():
 220                         self.child = server.handle_requests('Hello', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 221                         policy = Policy('http://localhost:8000/Hello', config = self.config)
 222                         assert policy.need_download()
 223                         sys.stdin = Reply("")
 224                         try:
 225                                 download_and_execute(policy, ['Hello'], main = 'Missing')
 226                                 assert 0
 227                         except model.SafeException, ex:
 228                                 if "HelloWorld/Missing" not in str(ex):
 229                                         raise
 230
 231         def testDistro(self):
 232                 with output_suppressed():
 233                         native_url = 'http://example.com:8000/Native.xml'
 234
 235                         # Initially, we don't have the feed at all...
 236                         master_feed = self.config.iface_cache.get_feed(native_url)
 237                         assert master_feed is None, master_feed
 238
 239                         trust.trust_db.trust_key('DE937DD411906ACF7C263B396FCF121BE2390E0B', 'example.com:8000')
 240                         self.child = server.handle_requests('Native.xml', '6FCF121BE2390E0B.gpg', '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B')
 241                         policy = Policy(native_url, config = self.config)
 242                         assert policy.need_download()
 243
 244                         solve = policy.solve_with_downloads()
 245                         self.config.handler.wait_for_blocker(solve)
 246                         tasks.check(solve)
 247
 248                         master_feed = self.config.iface_cache.get_feed(native_url)
 249                         assert master_feed is not None
 250                         assert master_feed.implementations == {}
 251
 252                         distro_feed_url = master_feed.get_distro_feed()
 253                         assert distro_feed_url is not None
 254                         distro_feed = self.config.iface_cache.get_feed(distro_feed_url)
 255                         assert distro_feed is not None
 256                         assert len(distro_feed.implementations) == 2, distro_feed.implementations
 257
 258         def testWrongSize(self):
 259                 with output_suppressed():
 260                         self.child = server.handle_requests('Hello-wrong-size', '6FCF121BE2390E0B.gpg',
 261                                                         '/key-info/key/DE937DD411906ACF7C263B396FCF121BE2390E0B', 'HelloWorld.tgz')
 262                         policy = Policy('http://localhost:8000/Hello-wrong-size', config = self.config)
 263                         assert policy.need_download()
 264                         sys.stdin = Reply("Y\n")
 265                         try:
 266                                 download_and_execute(policy, ['Hello'], main = 'Missing')
 267                                 assert 0
 268                         except model.SafeException, ex:
 269                                 if "Downloaded archive has incorrect size" not in str(ex):
 270                                         raise ex
 271
 272         def testImplementationGenerateMissingId(self):
 273                 old_out = sys.stdout
 274                 try:
 275                         sys.stdout = StringIO()
 276                         self.child = server.handle_requests(('HelloWorld.tgz'))
 277
 278                         from zeroinstall.injector import qdom
 279                         root = qdom.parse(file(os.path.abspath('ImplementationNoId.xml')))
 280
 281                         from zeroinstall.zerostore import manifest
 282                         alg = manifest.get_algorithm('sha1')
 283                         assert alg
 284
 285                         from zeroinstall.injector.model import ZeroInstallFeed
 286                         feed = ZeroInstallFeed(root, None, None, alg, self.config.fetcher, self.config.stores)
 287
 288                         expected_id = 'sha1=3ce644dc725f1d21cfcf02562c76f375944b266a'
 289                         assert feed.implementations[expected_id]
 290                         assert feed.implementations[expected_id].id == expected_id
 291                 finally:
 292                         sys.stdout = old_out
 293
 294         def testRecipe(self):
 295                 old_out = sys.stdout
 296                 try:
 297                         sys.stdout = StringIO()
 298                         self.child = server.handle_requests(('HelloWorld.tar.bz2', 'dummy_1-1_all.deb'))
 299                         policy = Policy(os.path.abspath('Recipe.xml'), config = self.config)
 300                         try:
 301                                 download_and_execute(policy, [])
 302                                 assert False
 303                         except model.SafeException, ex:
 304                                 if "HelloWorld/Missing" not in str(ex):
 305                                         raise ex
 306                 finally:
 307                         sys.stdout = old_out
 308
 309         def testRecipeUnpack(self):
 310                 old_out = sys.stdout
 311                 try:
 312                         sys.stdout = StringIO()
 313                         self.child = server.handle_requests(('doubly_packed.tar'))
 314                         policy = Policy(os.path.abspath('Unpack.xml'), config = self.config)
 315                         try:
 316                                 download_and_execute(policy, [])
 317                                 assert False
 318                         except model.SafeException, ex:
 319                                 if "HelloWorld/Missing" not in str(ex):
 320                                         raise ex
 321                 finally:
 322                         sys.stdout = old_out
 323
 324         def testSymlink(self):
 325                 old_out = sys.stdout
 326                 try:
 327                         sys.stdout = StringIO()
 328                         self.child = server.handle_requests(('HelloWorld.tar.bz2', 'HelloSym.tgz'))
 329                         policy = Policy(os.path.abspath('RecipeSymlink.xml'), config = self.config)
 330                         try:
 331                                 download_and_execute(policy, [])
 332                                 assert False
 333                         except model.SafeException, ex:
 334                                 if 'Attempt to unpack dir over symlink "HelloWorld"' not in str(ex):
 335                                         raise
 336                         self.assertEquals(None, basedir.load_first_cache('0install.net', 'implementations', 'main'))
 337                 finally:
 338                         sys.stdout = old_out
 339
 340         def testAutopackage(self):
 341                 old_out = sys.stdout
 342                 try:
 343                         sys.stdout = StringIO()
 344                         self.child = server.handle_requests('HelloWorld.autopackage')
 345                         policy = Policy(os.path.abspath('Autopackage.xml'), config = self.config)
 346                         try:
 347                                 download_and_execute(policy, [])
 348                                 assert False
 349                         except model.SafeException, ex:
 350                                 if "HelloWorld/Missing" not in str(ex):
 351                                         raise
 352                 finally:
 353                         sys.stdout = old_out
 354
 355         def testRecipeFailure(self):
 356                 old_out = sys.stdout
 357                 try:
 358                         sys.stdout = StringIO()
 359                         self.child = server.handle_requests('*')
 360                         policy = Policy(os.path.abspath('Recipe.xml'), config = self.config)
 361                         try:
 362                                 download_and_execute(policy, [])
 363                                 assert False
 364                         except download.DownloadError, ex:
 365                                 if "Connection" not in str(ex):
 366                                         raise
 367                 finally:
 368                         sys.stdout = old_out
 369
 370         def testMirrors(self):
 371                 old_out = sys.stdout
 372                 try:
 373                         sys.stdout = StringIO()
 374                         getLogger().setLevel(ERROR)
 375                         trust.trust_db.trust_key('DE937DD411906ACF7C263B396FCF121BE2390E0B', 'example.com:8000')
 376                         self.child = server.handle_requests(server.Give404('/Hello.xml'), 'latest.xml', '/0mirror/keys/6FCF121BE2390E0B.gpg')
 377                         policy = Policy('http://example.com:8000/Hello.xml', config = self.config)
 378                         self.config.feed_mirror = 'http://example.com:8000/0mirror'
 379
 380                         refreshed = policy.solve_with_downloads()
 381                         policy.handler.wait_for_blocker(refreshed)
 382                         assert policy.ready
 383                 finally:
 384                         sys.stdout = old_out
 385
 386         def testReplay(self):
 387                 old_out = sys.stdout
 388                 try:
 389                         sys.stdout = StringIO()
 390                         getLogger().setLevel(ERROR)
 391                         iface = self.config.iface_cache.get_interface('http://example.com:8000/Hello.xml')
 392                         mtime = int(os.stat('Hello-new.xml').st_mtime)
 393                         self.config.iface_cache.update_feed_from_network(iface.uri, file('Hello-new.xml').read(), mtime + 10000)
 394
 395                         trust.trust_db.trust_key('DE937DD411906ACF7C263B396FCF121BE2390E0B', 'example.com:8000')
 396                         self.child = server.handle_requests(server.Give404('/Hello.xml'), 'latest.xml', '/0mirror/keys/6FCF121BE2390E0B.gpg', 'Hello.xml')
 397                         policy = Policy('http://example.com:8000/Hello.xml', config = self.config)
 398                         self.config.feed_mirror = 'http://example.com:8000/0mirror'
 399
 400                         # Update from mirror (should ignore out-of-date timestamp)
 401                         refreshed = policy.fetcher.download_and_import_feed(iface.uri, self.config.iface_cache)
 402                         policy.handler.wait_for_blocker(refreshed)
 403
 404                         # Update from upstream (should report an error)
 405                         refreshed = policy.fetcher.download_and_import_feed(iface.uri, self.config.iface_cache)
 406                         try:
 407                                 policy.handler.wait_for_blocker(refreshed)
 408                                 raise Exception("Should have been rejected!")
 409                         except model.SafeException, ex:
 410                                 assert "New feed's modification time is before old version" in str(ex)
 411
 412                         # Must finish with the newest version
 413                         self.assertEquals(1235911552, self.config.iface_cache._get_signature_date(iface.uri))
 414                 finally:
 415                         sys.stdout = old_out
 416
 417         def testBackground(self, verbose = False):
 418                 p = Policy('http://example.com:8000/Hello.xml', config = self.config)
 419                 self.import_feed(p.root, 'Hello.xml')
 420                 p.freshness = 0
 421                 p.network_use = model.network_minimal
 422                 p.solver.solve(p.root, arch.get_host_architecture())
 423                 assert p.ready, p.solver.get_failure_reason()
 424
 425                 @tasks.async
 426                 def choose_download(registed_cb, nid, actions):
 427                         try:
 428                                 assert actions == ['download', 'Download'], actions
 429                                 registed_cb(nid, 'download')
 430                         except:
 431                                 import traceback
 432                                 traceback.print_exc()
 433                         yield None
 434
 435                 global ran_gui
 436                 ran_gui = False
 437                 old_out = sys.stdout
 438                 try:
 439                         sys.stdout = StringIO()
 440                         self.child = server.handle_requests('Hello.xml', '6FCF121BE2390E0B.gpg')
 441                         my_dbus.system_services = {"org.freedesktop.NetworkManager": {"/org/freedesktop/NetworkManager": NetworkManager()}}
 442                         my_dbus.user_callback = choose_download
 443                         pid = os.getpid()
 444                         old_exit = os._exit
 445                         def my_exit(code):
 446                                 # The background handler runs in the same process
 447                                 # as the tests, so don't let it abort.
 448                                 if os.getpid() == pid:
 449                                         raise SystemExit(code)
 450                                 # But, child download processes are OK
 451                                 old_exit(code)
 452                         from zeroinstall.injector import config
 453                         key_info = config.DEFAULT_KEY_LOOKUP_SERVER
 454                         config.DEFAULT_KEY_LOOKUP_SERVER = None
 455                         try:
 456                                 try:
 457                                         os._exit = my_exit
 458                                         background.spawn_background_update(p, verbose)
 459                                         assert False
 460                                 except SystemExit, ex:
 461                                         self.assertEquals(1, ex.code)
 462                         finally:
 463                                 os._exit = old_exit
 464                                 config.DEFAULT_KEY_LOOKUP_SERVER = key_info
 465                 finally:
 466                         sys.stdout = old_out
 467                 assert ran_gui
 468
 469         def testBackgroundVerbose(self):
 470                 self.testBackground(verbose = True)
 471
 472 if __name__ == '__main__':
 473         unittest.main()