-
+import os, sys
+import twisted
from twisted.trial import unittest
+from twisted.application import service
+
+import allmydata
+import allmydata.frontends.drop_upload
+import allmydata.util.log
+from allmydata.node import Node, OldConfigError, OldConfigOptionError, MissingConfigEntry, UnescapedHashError
+from allmydata.frontends.auth import NeedRootcapLookupScheme
from allmydata import client
+from allmydata.storage_client import StorageFarmBroker
+from allmydata.manhole import AuthorizedKeysManhole
+from allmydata.util import base32, fileutil
+from allmydata.interfaces import IFilesystemNode, IFileNode, \
+ IImmutableFileNode, IMutableFileNode, IDirectoryNode
+from foolscap.api import flushEventualQueue
+import allmydata.test.common_util as testutil
+
+
+BASECONFIG = ("[client]\n"
+ "introducer.furl = \n"
+ )
+
+BASECONFIG_I = ("[client]\n"
+ "introducer.furl = %s\n"
+ )
-class Basic(unittest.TestCase):
+class Basic(testutil.ReallyEqualMixin, unittest.TestCase):
def test_loadable(self):
- c = client.Client("")
- d = c.startService()
- d.addCallback(lambda res: c.stopService())
- return d
+ basedir = "test_client.Basic.test_loadable"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG)
+ client.Client(basedir)
+
+ def test_comment(self):
+ should_fail = [r"test#test", r"#testtest", r"test\\#test"]
+ should_not_fail = [r"test\#test", r"test\\\#test", r"testtest"]
+
+ basedir = "test_client.Basic.test_comment"
+ os.mkdir(basedir)
+
+ def write_config(s):
+ config = ("[client]\n"
+ "introducer.furl = %s\n" % s)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), config)
+
+ for s in should_fail:
+ self.failUnless(Node._contains_unescaped_hash(s))
+ write_config(s)
+ self.failUnlessRaises(UnescapedHashError, client.Client, basedir)
+
+ for s in should_not_fail:
+ self.failIf(Node._contains_unescaped_hash(s))
+ write_config(s)
+ client.Client(basedir)
+
+
+ def test_error_on_old_config_files(self):
+ basedir = "test_client.Basic.test_error_on_old_config_files"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG +
+ "[storage]\n" +
+ "enabled = false\n" +
+ "reserved_space = bogus\n")
+ fileutil.write(os.path.join(basedir, "introducer.furl"), "")
+ fileutil.write(os.path.join(basedir, "no_storage"), "")
+ fileutil.write(os.path.join(basedir, "readonly_storage"), "")
+ fileutil.write(os.path.join(basedir, "debug_discard_storage"), "")
+
+ logged_messages = []
+ self.patch(twisted.python.log, 'msg', logged_messages.append)
+
+ e = self.failUnlessRaises(OldConfigError, client.Client, basedir)
+ abs_basedir = fileutil.abspath_expanduser_unicode(unicode(basedir)).encode(sys.getfilesystemencoding())
+ self.failUnlessIn(os.path.join(abs_basedir, "introducer.furl"), e.args[0])
+ self.failUnlessIn(os.path.join(abs_basedir, "no_storage"), e.args[0])
+ self.failUnlessIn(os.path.join(abs_basedir, "readonly_storage"), e.args[0])
+ self.failUnlessIn(os.path.join(abs_basedir, "debug_discard_storage"), e.args[0])
+
+ for oldfile in ['introducer.furl', 'no_storage', 'readonly_storage',
+ 'debug_discard_storage']:
+ logged = [ m for m in logged_messages if
+ ("Found pre-Tahoe-LAFS-v1.3 configuration file" in str(m) and oldfile in str(m)) ]
+ self.failUnless(logged, (oldfile, logged_messages))
+
+ for oldfile in [
+ 'nickname', 'webport', 'keepalive_timeout', 'log_gatherer.furl',
+ 'disconnect_timeout', 'advertised_ip_addresses', 'helper.furl',
+ 'key_generator.furl', 'stats_gatherer.furl', 'sizelimit',
+ 'run_helper']:
+ logged = [ m for m in logged_messages if
+ ("Found pre-Tahoe-LAFS-v1.3 configuration file" in str(m) and oldfile in str(m)) ]
+ self.failIf(logged, (oldfile, logged_messages))
+
+ def test_secrets(self):
+ basedir = "test_client.Basic.test_secrets"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG)
+ c = client.Client(basedir)
+ secret_fname = os.path.join(basedir, "private", "secret")
+ self.failUnless(os.path.exists(secret_fname), secret_fname)
+ renew_secret = c.get_renewal_secret()
+ self.failUnless(base32.b2a(renew_secret))
+ cancel_secret = c.get_cancel_secret()
+ self.failUnless(base32.b2a(cancel_secret))
+
+ def test_nodekey_yes_storage(self):
+ basedir = "test_client.Basic.test_nodekey_yes_storage"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG)
+ c = client.Client(basedir)
+ self.failUnless(c.get_long_nodeid().startswith("v0-"))
+
+ def test_nodekey_no_storage(self):
+ basedir = "test_client.Basic.test_nodekey_no_storage"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG + "[storage]\n" + "enabled = false\n")
+ c = client.Client(basedir)
+ self.failUnless(c.get_long_nodeid().startswith("v0-"))
+
+ def test_reserved_1(self):
+ basedir = "client.Basic.test_reserved_1"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n" + \
+ "reserved_space = 1000\n")
+ c = client.Client(basedir)
+ self.failUnlessEqual(c.getServiceNamed("storage").reserved_space, 1000)
+
+ def test_reserved_2(self):
+ basedir = "client.Basic.test_reserved_2"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n" + \
+ "reserved_space = 10K\n")
+ c = client.Client(basedir)
+ self.failUnlessEqual(c.getServiceNamed("storage").reserved_space, 10*1000)
+
+ def test_reserved_3(self):
+ basedir = "client.Basic.test_reserved_3"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n" + \
+ "reserved_space = 5mB\n")
+ c = client.Client(basedir)
+ self.failUnlessEqual(c.getServiceNamed("storage").reserved_space,
+ 5*1000*1000)
+
+ def test_reserved_4(self):
+ basedir = "client.Basic.test_reserved_4"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n" + \
+ "reserved_space = 78Gb\n")
+ c = client.Client(basedir)
+ self.failUnlessEqual(c.getServiceNamed("storage").reserved_space,
+ 78*1000*1000*1000)
+
+ def test_reserved_bad(self):
+ basedir = "client.Basic.test_reserved_bad"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n" + \
+ "reserved_space = bogus\n")
+ self.failUnlessRaises(ValueError, client.Client, basedir)
+
+ def test_web_staticdir(self):
+ basedir = u"client.Basic.test_web_staticdir"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG +
+ "[node]\n" +
+ "web.port = tcp:0:interface=127.0.0.1\n" +
+ "web.static = relative\n")
+ c = client.Client(basedir)
+ w = c.getServiceNamed("webish")
+ abs_basedir = fileutil.abspath_expanduser_unicode(basedir)
+ expected = fileutil.abspath_expanduser_unicode(u"relative", abs_basedir)
+ self.failUnlessReallyEqual(w.staticdir, expected)
+
+ def test_manhole_keyfile(self):
+ basedir = u"client.Basic.test_manhole_keyfile"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG +
+ "[node]\n" +
+ "ssh.port = tcp:0:interface=127.0.0.1\n" +
+ "ssh.authorized_keys_file = relative\n")
+ c = client.Client(basedir)
+ m = [s for s in c if isinstance(s, AuthorizedKeysManhole)][0]
+ abs_basedir = fileutil.abspath_expanduser_unicode(basedir)
+ expected = fileutil.abspath_expanduser_unicode(u"relative", abs_basedir)
+ self.failUnlessReallyEqual(m.keyfile, expected)
+
+ # TODO: also test config options for SFTP.
+
+ def test_ftp_auth_keyfile(self):
+ basedir = u"client.Basic.test_ftp_auth_keyfile"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ (BASECONFIG +
+ "[ftpd]\n"
+ "enabled = true\n"
+ "port = tcp:0:interface=127.0.0.1\n"
+ "accounts.file = private/accounts\n"))
+ os.mkdir(os.path.join(basedir, "private"))
+ fileutil.write(os.path.join(basedir, "private", "accounts"), "\n")
+ c = client.Client(basedir) # just make sure it can be instantiated
+ del c
+
+ def test_ftp_auth_url(self):
+ basedir = u"client.Basic.test_ftp_auth_url"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ (BASECONFIG +
+ "[ftpd]\n"
+ "enabled = true\n"
+ "port = tcp:0:interface=127.0.0.1\n"
+ "accounts.url = http://0.0.0.0/\n"))
+ c = client.Client(basedir) # just make sure it can be instantiated
+ del c
+
+ def test_ftp_auth_no_accountfile_or_url(self):
+ basedir = u"client.Basic.test_ftp_auth_no_accountfile_or_url"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ (BASECONFIG +
+ "[ftpd]\n"
+ "enabled = true\n"
+ "port = tcp:0:interface=127.0.0.1\n"))
+ self.failUnlessRaises(NeedRootcapLookupScheme, client.Client, basedir)
+
+ def _permute(self, sb, key):
+ return [ s.get_longname() for s in sb.get_servers_for_psi(key) ]
def test_permute(self):
- c = client.Client("")
- c.all_peers = ["%d" % i for i in range(5)]
- self.failUnlessEqual(c.permute_peerids("one"), ['3','1','0','4','2'])
- self.failUnlessEqual(c.permute_peerids("one", 3), ['3','1','0'])
- self.failUnlessEqual(c.permute_peerids("two"), ['0','4','2','1','3'])
- c.all_peers = []
- self.failUnlessEqual(c.permute_peerids("one"), [])
-
- c2 = client.Client("")
- c2.all_peers = ["%d" % i for i in range(5)]
- self.failUnlessEqual(c2.permute_peerids("one"), ['3','1','0','4','2'])
+ sb = StorageFarmBroker(None, True)
+ for k in ["%d" % i for i in range(5)]:
+ ann = {"anonymous-storage-FURL": "pb://abcde@nowhere/fake",
+ "permutation-seed-base32": base32.b2a(k) }
+ sb.test_add_rref(k, "rref", ann)
+
+ self.failUnlessReallyEqual(self._permute(sb, "one"), ['3','1','0','4','2'])
+ self.failUnlessReallyEqual(self._permute(sb, "two"), ['0','4','2','1','3'])
+ sb.servers.clear()
+ self.failUnlessReallyEqual(self._permute(sb, "one"), [])
+
+ def test_permute_with_preferred(self):
+ sb = StorageFarmBroker(None, True, ['1','4'])
+ for k in ["%d" % i for i in range(5)]:
+ ann = {"anonymous-storage-FURL": "pb://abcde@nowhere/fake",
+ "permutation-seed-base32": base32.b2a(k) }
+ sb.test_add_rref(k, "rref", ann)
+
+ self.failUnlessReallyEqual(self._permute(sb, "one"), ['1','4','3','0','2'])
+ self.failUnlessReallyEqual(self._permute(sb, "two"), ['4','1','0','2','3'])
+ sb.servers.clear()
+ self.failUnlessReallyEqual(self._permute(sb, "one"), [])
+
+ def test_versions(self):
+ basedir = "test_client.Basic.test_versions"
+ os.mkdir(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), \
+ BASECONFIG + \
+ "[storage]\n" + \
+ "enabled = true\n")
+ c = client.Client(basedir)
+ ss = c.getServiceNamed("storage")
+ verdict = ss.remote_get_version()
+ self.failUnlessReallyEqual(verdict["application-version"],
+ str(allmydata.__full_version__))
+ self.failIfEqual(str(allmydata.__version__), "unknown")
+ self.failUnless("." in str(allmydata.__full_version__),
+ "non-numeric version in '%s'" % allmydata.__version__)
+ all_versions = allmydata.get_package_versions_string()
+ self.failUnless(allmydata.__appname__ in all_versions)
+ # also test stats
+ stats = c.get_stats()
+ self.failUnless("node.uptime" in stats)
+ self.failUnless(isinstance(stats["node.uptime"], float))
+
+ def test_helper_furl(self):
+ basedir = "test_client.Basic.test_helper_furl"
+ os.mkdir(basedir)
+
+ def _check(config, expected_furl):
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"),
+ BASECONFIG + config)
+ c = client.Client(basedir)
+ uploader = c.getServiceNamed("uploader")
+ furl, connected = uploader.get_helper_info()
+ self.failUnlessEqual(furl, expected_furl)
+
+ _check("", None)
+ _check("helper.furl =\n", None)
+ _check("helper.furl = \n", None)
+ _check("helper.furl = None", None)
+ _check("helper.furl = pb://blah\n", "pb://blah")
+
+ def test_create_drop_uploader(self):
+ class MockDropUploader(service.MultiService):
+ name = 'drop-upload'
+
+ def __init__(self, client, upload_dircap, local_dir_utf8, inotify=None):
+ service.MultiService.__init__(self)
+ self.client = client
+ self.upload_dircap = upload_dircap
+ self.local_dir_utf8 = local_dir_utf8
+ self.inotify = inotify
+
+ self.patch(allmydata.frontends.drop_upload, 'DropUploader', MockDropUploader)
+
+ upload_dircap = "URI:DIR2:blah"
+ local_dir_utf8 = u"loc\u0101l_dir".encode('utf-8')
+ config = (BASECONFIG +
+ "[storage]\n" +
+ "enabled = false\n" +
+ "[drop_upload]\n" +
+ "enabled = true\n")
+
+ basedir1 = "test_client.Basic.test_create_drop_uploader1"
+ os.mkdir(basedir1)
+ fileutil.write(os.path.join(basedir1, "tahoe.cfg"),
+ config + "local.directory = " + local_dir_utf8 + "\n")
+ self.failUnlessRaises(MissingConfigEntry, client.Client, basedir1)
+
+ fileutil.write(os.path.join(basedir1, "tahoe.cfg"), config)
+ fileutil.write(os.path.join(basedir1, "private", "drop_upload_dircap"), "URI:DIR2:blah")
+ self.failUnlessRaises(MissingConfigEntry, client.Client, basedir1)
+
+ fileutil.write(os.path.join(basedir1, "tahoe.cfg"),
+ config + "upload.dircap = " + upload_dircap + "\n")
+ self.failUnlessRaises(OldConfigOptionError, client.Client, basedir1)
+
+ fileutil.write(os.path.join(basedir1, "tahoe.cfg"),
+ config + "local.directory = " + local_dir_utf8 + "\n")
+ c1 = client.Client(basedir1)
+ uploader = c1.getServiceNamed('drop-upload')
+ self.failUnless(isinstance(uploader, MockDropUploader), uploader)
+ self.failUnlessReallyEqual(uploader.client, c1)
+ self.failUnlessReallyEqual(uploader.upload_dircap, upload_dircap)
+ self.failUnlessReallyEqual(uploader.local_dir_utf8, local_dir_utf8)
+ self.failUnless(uploader.inotify is None, uploader.inotify)
+ self.failUnless(uploader.running)
+
+ class Boom(Exception):
+ pass
+ def BoomDropUploader(client, upload_dircap, local_dir_utf8, inotify=None):
+ raise Boom()
+
+ logged_messages = []
+ def mock_log(*args, **kwargs):
+ logged_messages.append("%r %r" % (args, kwargs))
+ self.patch(allmydata.util.log, 'msg', mock_log)
+ self.patch(allmydata.frontends.drop_upload, 'DropUploader', BoomDropUploader)
+
+ basedir2 = "test_client.Basic.test_create_drop_uploader2"
+ os.mkdir(basedir2)
+ os.mkdir(os.path.join(basedir2, "private"))
+ fileutil.write(os.path.join(basedir2, "tahoe.cfg"),
+ BASECONFIG +
+ "[drop_upload]\n" +
+ "enabled = true\n" +
+ "local.directory = " + local_dir_utf8 + "\n")
+ fileutil.write(os.path.join(basedir2, "private", "drop_upload_dircap"), "URI:DIR2:blah")
+ c2 = client.Client(basedir2)
+ self.failUnlessRaises(KeyError, c2.getServiceNamed, 'drop-upload')
+ self.failUnless([True for arg in logged_messages if "Boom" in arg],
+ logged_messages)
+
+
+def flush_but_dont_ignore(res):
+ d = flushEventualQueue()
+ def _done(ignored):
+ return res
+ d.addCallback(_done)
+ return d
+
+class Run(unittest.TestCase, testutil.StallMixin):
+
+ def setUp(self):
+ self.sparent = service.MultiService()
+ self.sparent.startService()
+ def tearDown(self):
+ d = self.sparent.stopService()
+ d.addBoth(flush_but_dont_ignore)
+ return d
+
+ def test_loadable(self):
+ basedir = "test_client.Run.test_loadable"
+ os.mkdir(basedir)
+ dummy = "pb://wl74cyahejagspqgy4x5ukrvfnevlknt@127.0.0.1:58889/bogus"
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), BASECONFIG_I % dummy)
+ fileutil.write(os.path.join(basedir, client.Client.EXIT_TRIGGER_FILE), "")
+ client.Client(basedir)
+
+ def test_reloadable(self):
+ basedir = "test_client.Run.test_reloadable"
+ os.mkdir(basedir)
+ dummy = "pb://wl74cyahejagspqgy4x5ukrvfnevlknt@127.0.0.1:58889/bogus"
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), BASECONFIG_I % dummy)
+ c1 = client.Client(basedir)
+ c1.setServiceParent(self.sparent)
+
+ # delay to let the service start up completely. I'm not entirely sure
+ # this is necessary.
+ d = self.stall(delay=2.0)
+ d.addCallback(lambda res: c1.disownServiceParent())
+ # the cygwin buildslave seems to need more time to let the old
+ # service completely shut down. When delay=0.1, I saw this test fail,
+ # probably due to the logport trying to reclaim the old socket
+ # number. This suggests that either we're dropping a Deferred
+ # somewhere in the shutdown sequence, or that cygwin is just cranky.
+ d.addCallback(self.stall, delay=2.0)
+ def _restart(res):
+ # TODO: pause for slightly over one second, to let
+ # Client._check_exit_trigger poll the file once. That will exercise
+ # another few lines. Then add another test in which we don't
+ # update the file at all, and watch to see the node shutdown.
+ # (To do this, use a modified node which overrides Node.shutdown(),
+ # also change _check_exit_trigger to use it instead of a raw
+ # reactor.stop, also instrument the shutdown event in an
+ # attribute that we can check.)
+ c2 = client.Client(basedir)
+ c2.setServiceParent(self.sparent)
+ return c2.disownServiceParent()
+ d.addCallback(_restart)
+ return d
+
+class NodeMaker(testutil.ReallyEqualMixin, unittest.TestCase):
+ def test_maker(self):
+ basedir = "client/NodeMaker/maker"
+ fileutil.make_dirs(basedir)
+ fileutil.write(os.path.join(basedir, "tahoe.cfg"), BASECONFIG)
+ c = client.Client(basedir)
+
+ n = c.create_node_from_uri("URI:CHK:6nmrpsubgbe57udnexlkiwzmlu:bjt7j6hshrlmadjyr7otq3dc24end5meo5xcr5xe5r663po6itmq:3:10:7277")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failUnless(IFileNode.providedBy(n))
+ self.failUnless(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_readonly())
+ self.failIf(n.is_mutable())
+
+ # Testing #1679. There was a bug that would occur when downloader was
+ # downloading the same readcap more than once concurrently, so the
+ # filenode object was cached, and there was a failure from one of the
+ # servers in one of the download attempts. No subsequent download
+ # attempt would attempt to use that server again, which would lead to
+ # the file being undownloadable until the gateway was restarted. The
+ # current fix for this (hopefully to be superceded by a better fix
+ # eventually) is to prevent re-use of filenodes, so the NodeMaker is
+ # hereby required *not* to cache and re-use filenodes for CHKs.
+ other_n = c.create_node_from_uri("URI:CHK:6nmrpsubgbe57udnexlkiwzmlu:bjt7j6hshrlmadjyr7otq3dc24end5meo5xcr5xe5r663po6itmq:3:10:7277")
+ self.failIf(n is other_n, (n, other_n))
+
+ n = c.create_node_from_uri("URI:LIT:n5xgk")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failUnless(IFileNode.providedBy(n))
+ self.failUnless(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_readonly())
+ self.failIf(n.is_mutable())
+
+ n = c.create_node_from_uri("URI:SSK:n6x24zd3seu725yluj75q5boaa:mm6yoqjhl6ueh7iereldqxue4nene4wl7rqfjfybqrehdqmqskvq")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failUnless(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failUnless(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failIf(n.is_readonly())
+ self.failUnless(n.is_mutable())
+
+ n = c.create_node_from_uri("URI:SSK-RO:b7sr5qsifnicca7cbk3rhrhbvq:mm6yoqjhl6ueh7iereldqxue4nene4wl7rqfjfybqrehdqmqskvq")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failUnless(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failUnless(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_readonly())
+ self.failUnless(n.is_mutable())
+
+ n = c.create_node_from_uri("URI:DIR2:n6x24zd3seu725yluj75q5boaa:mm6yoqjhl6ueh7iereldqxue4nene4wl7rqfjfybqrehdqmqskvq")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failIf(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failUnless(IDirectoryNode.providedBy(n))
+ self.failIf(n.is_readonly())
+ self.failUnless(n.is_mutable())
+
+ n = c.create_node_from_uri("URI:DIR2-RO:b7sr5qsifnicca7cbk3rhrhbvq:mm6yoqjhl6ueh7iereldqxue4nene4wl7rqfjfybqrehdqmqskvq")
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failIf(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failUnless(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_readonly())
+ self.failUnless(n.is_mutable())
+
+ unknown_rw = "lafs://from_the_future"
+ unknown_ro = "lafs://readonly_from_the_future"
+ n = c.create_node_from_uri(unknown_rw, unknown_ro)
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failIf(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_unknown())
+ self.failUnlessReallyEqual(n.get_uri(), unknown_rw)
+ self.failUnlessReallyEqual(n.get_write_uri(), unknown_rw)
+ self.failUnlessReallyEqual(n.get_readonly_uri(), "ro." + unknown_ro)
+ # Note: it isn't that we *intend* to deploy non-ASCII caps in
+ # the future, it is that we want to make sure older Tahoe-LAFS
+ # versions wouldn't choke on them if we were to do so. See
+ # #1051 and wiki:NewCapDesign for details.
+ unknown_rw = u"lafs://from_the_future_rw_\u263A".encode('utf-8')
+ unknown_ro = u"lafs://readonly_from_the_future_ro_\u263A".encode('utf-8')
+ n = c.create_node_from_uri(unknown_rw, unknown_ro)
+ self.failUnless(IFilesystemNode.providedBy(n))
+ self.failIf(IFileNode.providedBy(n))
+ self.failIf(IImmutableFileNode.providedBy(n))
+ self.failIf(IMutableFileNode.providedBy(n))
+ self.failIf(IDirectoryNode.providedBy(n))
+ self.failUnless(n.is_unknown())
+ self.failUnlessReallyEqual(n.get_uri(), unknown_rw)
+ self.failUnlessReallyEqual(n.get_write_uri(), unknown_rw)
+ self.failUnlessReallyEqual(n.get_readonly_uri(), "ro." + unknown_ro)