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