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