From: Brian Warner Date: Tue, 17 Feb 2009 00:36:58 +0000 (-0700) Subject: test_download: rewrite in terms of no-network GridTestMixin, improve no_network.py... X-Git-Tag: allmydata-tahoe-1.4.0~209 X-Git-Url: https://git.rkrishnan.org/%5B/%5D%20/uri/%22doc.html/quickstart.html?a=commitdiff_plain;h=911abcc34bb7574ccdfb7d6864b08ccb6695c8ab;p=tahoe-lafs%2Ftahoe-lafs.git test_download: rewrite in terms of no-network GridTestMixin, improve no_network.py as necessary --- diff --git a/src/allmydata/test/no_network.py b/src/allmydata/test/no_network.py index 608ca523..ef701dd4 100644 --- a/src/allmydata/test/no_network.py +++ b/src/allmydata/test/no_network.py @@ -136,7 +136,8 @@ class NoNetworkGrid(service.MultiService): self.basedir = basedir fileutil.make_dirs(basedir) - self.servers = {} + self.servers_by_number = {} + self.servers_by_id = {} self.clients = [] for i in range(num_servers): @@ -145,7 +146,7 @@ class NoNetworkGrid(service.MultiService): idlib.shortnodeid_b2a(serverid)) fileutil.make_dirs(serverdir) ss = StorageServer(serverdir) - self.add_server(serverid, ss) + self.add_server(i, serverid, ss) for i in range(num_clients): clientid = hashutil.tagged_hash("clientid", str(i))[:20] @@ -166,14 +167,15 @@ class NoNetworkGrid(service.MultiService): c.setServiceParent(self) self.clients.append(c) - def add_server(self, serverid, ss): + def add_server(self, i, serverid, ss): # TODO: ss.setServiceParent(self), but first remove the goofy # self.parent.nodeid from Storage.startService . At the moment, # Storage doesn't really need to be startService'd, but it will in # the future. ss.setNodeID(serverid) - self.servers[serverid] = wrap(ss, "storage") - self.all_servers = frozenset(self.servers.items()) + self.servers_by_number[i] = ss + self.servers_by_id[serverid] = wrap(ss, "storage") + self.all_servers = frozenset(self.servers_by_id.items()) for c in self.clients: c._servers = self.all_servers @@ -192,3 +194,11 @@ class GridTestMixin: def get_clientdir(self, i=0): return self.g.clients[i].basedir + + def get_serverdir(self, i): + return self.g.servers_by_number[i].storedir + + def iterate_servers(self): + for i in sorted(self.g.servers_by_number.keys()): + ss = self.g.servers_by_number[i] + yield (i, ss, ss.storedir) diff --git a/src/allmydata/test/test_download.py b/src/allmydata/test/test_download.py index 0cc70887..966547fc 100644 --- a/src/allmydata/test/test_download.py +++ b/src/allmydata/test/test_download.py @@ -8,7 +8,7 @@ from twisted.trial import unittest from allmydata import uri, storage from allmydata.util import base32, fileutil from allmydata.immutable import upload -from allmydata.test.common import SystemTestMixin +from allmydata.test.no_network import GridTestMixin plaintext = "This is a moderate-sized file.\n" * 10 mutable_plaintext = "This is a moderate-sized mutable file.\n" * 10 @@ -66,23 +66,23 @@ mutable_shares = { } #--------- END stored_shares.py ---------------- -class DownloadTest(SystemTestMixin, unittest.TestCase): +class DownloadTest(GridTestMixin, unittest.TestCase): def test_download(self): self.basedir = self.mktemp() - d = self.set_up_nodes() + self.set_up_grid() + self.c0 = self.g.clients[0] # do this to create the shares - #d.addCallback(self.create_shares) - #return d + #return self.create_shares() - d.addCallback(self.load_shares) - d.addCallback(self.download_immutable) + self.load_shares() + d = self.download_immutable() d.addCallback(self.download_mutable) return d def create_shares(self, ignored=None): u = upload.Data(plaintext, None) - d = self.clients[0].upload(u) + d = self.c0.upload(u) f = open("stored_shares.py", "w") def _created_immutable(ur): # write the generated shares and URI to a file, which can then be @@ -91,9 +91,8 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): f.write('immutable_shares = {\n') si = uri.from_string(ur.uri).get_storage_index() si_dir = storage.storage_index_to_dir(si) - for i,c in enumerate(self.clients): - sharedir = os.path.join(self.getdir("client%d" % i), - "storage", "shares", si_dir) + for (i,ss,ssdir) in self.iterate_servers(): + sharedir = os.path.join(ssdir, "shares", si_dir) shares = {} for fn in os.listdir(sharedir): shnum = int(fn) @@ -112,15 +111,14 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): d.addCallback(_created_immutable) d.addCallback(lambda ignored: - self.clients[0].create_mutable_file(mutable_plaintext)) + self.c0.create_mutable_file(mutable_plaintext)) def _created_mutable(n): f.write('mutable_uri = "%s"\n' % n.get_uri()) f.write('mutable_shares = {\n') si = uri.from_string(n.get_uri()).get_storage_index() si_dir = storage.storage_index_to_dir(si) - for i,c in enumerate(self.clients): - sharedir = os.path.join(self.getdir("client%d" % i), - "storage", "shares", si_dir) + for (i,ss,ssdir) in self.iterate_servers(): + sharedir = os.path.join(ssdir, "shares", si_dir) shares = {} for fn in os.listdir(sharedir): shnum = int(fn) @@ -149,11 +147,10 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): # storage servers with pre-generated shares si = uri.from_string(immutable_uri).get_storage_index() si_dir = storage.storage_index_to_dir(si) - for clientnum in immutable_shares: - shares = immutable_shares[clientnum] + for i in immutable_shares: + shares = immutable_shares[i] for shnum in shares: - dn = os.path.join(self.getdir("client%d" % clientnum), - "storage", "shares", si_dir) + dn = os.path.join(self.get_serverdir(i), "shares", si_dir) fileutil.make_dirs(dn) fn = os.path.join(dn, str(shnum)) f = open(fn, "wb") @@ -162,11 +159,10 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): si = uri.from_string(mutable_uri).get_storage_index() si_dir = storage.storage_index_to_dir(si) - for clientnum in mutable_shares: - shares = mutable_shares[clientnum] + for i in mutable_shares: + shares = mutable_shares[i] for shnum in shares: - dn = os.path.join(self.getdir("client%d" % clientnum), - "storage", "shares", si_dir) + dn = os.path.join(self.get_serverdir(i), "shares", si_dir) fileutil.make_dirs(dn) fn = os.path.join(dn, str(shnum)) f = open(fn, "wb") @@ -174,7 +170,7 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): f.close() def download_immutable(self, ignored=None): - n = self.clients[0].create_node_from_uri(immutable_uri) + n = self.c0.create_node_from_uri(immutable_uri) d = n.download_to_data() def _got_data(data): self.failUnlessEqual(data, plaintext) @@ -182,7 +178,7 @@ class DownloadTest(SystemTestMixin, unittest.TestCase): return d def download_mutable(self, ignored=None): - n = self.clients[0].create_node_from_uri(mutable_uri) + n = self.c0.create_node_from_uri(mutable_uri) d = n.download_best_version() def _got_data(data): self.failUnlessEqual(data, mutable_plaintext)