tahoe-lafs/src/allmydata/test/test_system.py

1765 lines
80 KiB
Python

from base64 import b32encode
import os, sys, time, simplejson
from cStringIO import StringIO
from twisted.trial import unittest
from twisted.internet import defer
from twisted.internet import threads # CLI tests use deferToThread
import allmydata
from allmydata import uri
from allmydata.storage.mutable import MutableShareFile
from allmydata.storage.server import si_a2b
from allmydata.immutable import offloaded, upload
from allmydata.immutable.literal import LiteralFileNode
from allmydata.immutable.filenode import ImmutableFileNode
from allmydata.util import idlib, mathutil
from allmydata.util import log, base32
from allmydata.util.encodingutil import quote_output, unicode_to_argv, get_filesystem_encoding
from allmydata.util.fileutil import abspath_expanduser_unicode
from allmydata.util.consumer import MemoryConsumer, download_to_data
from allmydata.scripts import runner
from allmydata.interfaces import IDirectoryNode, IFileNode, \
NoSuchChildError, NoSharesError
from allmydata.monitor import Monitor
from allmydata.mutable.common import NotWriteableError
from allmydata.mutable import layout as mutable_layout
from foolscap.api import DeadReferenceError
from twisted.python.failure import Failure
from twisted.web.client import getPage
from twisted.web.error import Error
from allmydata.test.common import SystemTestMixin
LARGE_DATA = """
This is some data to publish to the remote grid.., which needs to be large
enough to not fit inside a LIT uri.
"""
class CountingDataUploadable(upload.Data):
bytes_read = 0
interrupt_after = None
interrupt_after_d = None
def read(self, length):
self.bytes_read += length
if self.interrupt_after is not None:
if self.bytes_read > self.interrupt_after:
self.interrupt_after = None
self.interrupt_after_d.callback(self)
return upload.Data.read(self, length)
class SystemTest(SystemTestMixin, unittest.TestCase):
timeout = 3600 # It takes longer than 960 seconds on Zandr's ARM box.
def test_connections(self):
self.basedir = "system/SystemTest/test_connections"
d = self.set_up_nodes()
self.extra_node = None
d.addCallback(lambda res: self.add_extra_node(self.numclients))
def _check(extra_node):
self.extra_node = extra_node
for c in self.clients:
all_peerids = c.get_storage_broker().get_all_serverids()
self.failUnlessEqual(len(all_peerids), self.numclients+1)
sb = c.storage_broker
permuted_peers = sb.get_servers_for_index("a")
self.failUnlessEqual(len(permuted_peers), self.numclients+1)
d.addCallback(_check)
def _shutdown_extra_node(res):
if self.extra_node:
return self.extra_node.stopService()
return res
d.addBoth(_shutdown_extra_node)
return d
# test_connections is subsumed by test_upload_and_download, and takes
# quite a while to run on a slow machine (because of all the TLS
# connections that must be established). If we ever rework the introducer
# code to such an extent that we're not sure if it works anymore, we can
# reinstate this test until it does.
del test_connections
def test_upload_and_download_random_key(self):
self.basedir = "system/SystemTest/test_upload_and_download_random_key"
return self._test_upload_and_download(convergence=None)
def test_upload_and_download_convergent(self):
self.basedir = "system/SystemTest/test_upload_and_download_convergent"
return self._test_upload_and_download(convergence="some convergence string")
def _test_upload_and_download(self, convergence):
# we use 4000 bytes of data, which will result in about 400k written
# to disk among all our simulated nodes
DATA = "Some data to upload\n" * 200
d = self.set_up_nodes()
def _check_connections(res):
for c in self.clients:
c.DEFAULT_ENCODING_PARAMETERS['happy'] = 5
all_peerids = c.get_storage_broker().get_all_serverids()
self.failUnlessEqual(len(all_peerids), self.numclients)
sb = c.storage_broker
permuted_peers = sb.get_servers_for_index("a")
self.failUnlessEqual(len(permuted_peers), self.numclients)
d.addCallback(_check_connections)
def _do_upload(res):
log.msg("UPLOADING")
u = self.clients[0].getServiceNamed("uploader")
self.uploader = u
# we crank the max segsize down to 1024b for the duration of this
# test, so we can exercise multiple segments. It is important
# that this is not a multiple of the segment size, so that the
# tail segment is not the same length as the others. This actualy
# gets rounded up to 1025 to be a multiple of the number of
# required shares (since we use 25 out of 100 FEC).
up = upload.Data(DATA, convergence=convergence)
up.max_segment_size = 1024
d1 = u.upload(up)
return d1
d.addCallback(_do_upload)
def _upload_done(results):
theuri = results.uri
log.msg("upload finished: uri is %s" % (theuri,))
self.uri = theuri
assert isinstance(self.uri, str), self.uri
self.cap = uri.from_string(self.uri)
self.n = self.clients[1].create_node_from_uri(self.uri)
d.addCallback(_upload_done)
def _upload_again(res):
# Upload again. If using convergent encryption then this ought to be
# short-circuited, however with the way we currently generate URIs
# (i.e. because they include the roothash), we have to do all of the
# encoding work, and only get to save on the upload part.
log.msg("UPLOADING AGAIN")
up = upload.Data(DATA, convergence=convergence)
up.max_segment_size = 1024
return self.uploader.upload(up)
d.addCallback(_upload_again)
def _download_to_data(res):
log.msg("DOWNLOADING")
return download_to_data(self.n)
d.addCallback(_download_to_data)
def _download_to_data_done(data):
log.msg("download finished")
self.failUnlessEqual(data, DATA)
d.addCallback(_download_to_data_done)
def _test_read(res):
n = self.clients[1].create_node_from_uri(self.uri)
d = download_to_data(n)
def _read_done(data):
self.failUnlessEqual(data, DATA)
d.addCallback(_read_done)
d.addCallback(lambda ign:
n.read(MemoryConsumer(), offset=1, size=4))
def _read_portion_done(mc):
self.failUnlessEqual("".join(mc.chunks), DATA[1:1+4])
d.addCallback(_read_portion_done)
d.addCallback(lambda ign:
n.read(MemoryConsumer(), offset=2, size=None))
def _read_tail_done(mc):
self.failUnlessEqual("".join(mc.chunks), DATA[2:])
d.addCallback(_read_tail_done)
d.addCallback(lambda ign:
n.read(MemoryConsumer(), size=len(DATA)+1000))
def _read_too_much(mc):
self.failUnlessEqual("".join(mc.chunks), DATA)
d.addCallback(_read_too_much)
return d
d.addCallback(_test_read)
def _test_bad_read(res):
bad_u = uri.from_string_filenode(self.uri)
bad_u.key = self.flip_bit(bad_u.key)
bad_n = self.clients[1].create_node_from_uri(bad_u.to_string())
# this should cause an error during download
d = self.shouldFail2(NoSharesError, "'download bad node'",
None,
bad_n.read, MemoryConsumer(), offset=2)
return d
d.addCallback(_test_bad_read)
def _download_nonexistent_uri(res):
baduri = self.mangle_uri(self.uri)
badnode = self.clients[1].create_node_from_uri(baduri)
log.msg("about to download non-existent URI", level=log.UNUSUAL,
facility="tahoe.tests")
d1 = download_to_data(badnode)
def _baduri_should_fail(res):
log.msg("finished downloading non-existend URI",
level=log.UNUSUAL, facility="tahoe.tests")
self.failUnless(isinstance(res, Failure))
self.failUnless(res.check(NoSharesError),
"expected NoSharesError, got %s" % res)
d1.addBoth(_baduri_should_fail)
return d1
d.addCallback(_download_nonexistent_uri)
# add a new node, which doesn't accept shares, and only uses the
# helper for upload.
d.addCallback(lambda res: self.add_extra_node(self.numclients,
self.helper_furl,
add_to_sparent=True))
def _added(extra_node):
self.extra_node = extra_node
self.extra_node.DEFAULT_ENCODING_PARAMETERS['happy'] = 5
d.addCallback(_added)
HELPER_DATA = "Data that needs help to upload" * 1000
def _upload_with_helper(res):
u = upload.Data(HELPER_DATA, convergence=convergence)
d = self.extra_node.upload(u)
def _uploaded(results):
n = self.clients[1].create_node_from_uri(results.uri)
return download_to_data(n)
d.addCallback(_uploaded)
def _check(newdata):
self.failUnlessEqual(newdata, HELPER_DATA)
d.addCallback(_check)
return d
d.addCallback(_upload_with_helper)
def _upload_duplicate_with_helper(res):
u = upload.Data(HELPER_DATA, convergence=convergence)
u.debug_stash_RemoteEncryptedUploadable = True
d = self.extra_node.upload(u)
def _uploaded(results):
n = self.clients[1].create_node_from_uri(results.uri)
return download_to_data(n)
d.addCallback(_uploaded)
def _check(newdata):
self.failUnlessEqual(newdata, HELPER_DATA)
self.failIf(hasattr(u, "debug_RemoteEncryptedUploadable"),
"uploadable started uploading, should have been avoided")
d.addCallback(_check)
return d
if convergence is not None:
d.addCallback(_upload_duplicate_with_helper)
def _upload_resumable(res):
DATA = "Data that needs help to upload and gets interrupted" * 1000
u1 = CountingDataUploadable(DATA, convergence=convergence)
u2 = CountingDataUploadable(DATA, convergence=convergence)
# we interrupt the connection after about 5kB by shutting down
# the helper, then restartingit.
u1.interrupt_after = 5000
u1.interrupt_after_d = defer.Deferred()
u1.interrupt_after_d.addCallback(lambda res:
self.bounce_client(0))
# sneak into the helper and reduce its chunk size, so that our
# debug_interrupt will sever the connection on about the fifth
# chunk fetched. This makes sure that we've started to write the
# new shares before we abandon them, which exercises the
# abort/delete-partial-share code. TODO: find a cleaner way to do
# this. I know that this will affect later uses of the helper in
# this same test run, but I'm not currently worried about it.
offloaded.CHKCiphertextFetcher.CHUNK_SIZE = 1000
d = self.extra_node.upload(u1)
def _should_not_finish(res):
self.fail("interrupted upload should have failed, not finished"
" with result %s" % (res,))
def _interrupted(f):
f.trap(DeadReferenceError)
# make sure we actually interrupted it before finishing the
# file
self.failUnless(u1.bytes_read < len(DATA),
"read %d out of %d total" % (u1.bytes_read,
len(DATA)))
log.msg("waiting for reconnect", level=log.NOISY,
facility="tahoe.test.test_system")
# now, we need to give the nodes a chance to notice that this
# connection has gone away. When this happens, the storage
# servers will be told to abort their uploads, removing the
# partial shares. Unfortunately this involves TCP messages
# going through the loopback interface, and we can't easily
# predict how long that will take. If it were all local, we
# could use fireEventually() to stall. Since we don't have
# the right introduction hooks, the best we can do is use a
# fixed delay. TODO: this is fragile.
u1.interrupt_after_d.addCallback(self.stall, 2.0)
return u1.interrupt_after_d
d.addCallbacks(_should_not_finish, _interrupted)
def _disconnected(res):
# check to make sure the storage servers aren't still hanging
# on to the partial share: their incoming/ directories should
# now be empty.
log.msg("disconnected", level=log.NOISY,
facility="tahoe.test.test_system")
for i in range(self.numclients):
incdir = os.path.join(self.getdir("client%d" % i),
"storage", "shares", "incoming")
self.failIf(os.path.exists(incdir) and os.listdir(incdir))
d.addCallback(_disconnected)
# then we need to give the reconnector a chance to
# reestablish the connection to the helper.
d.addCallback(lambda res:
log.msg("wait_for_connections", level=log.NOISY,
facility="tahoe.test.test_system"))
d.addCallback(lambda res: self.wait_for_connections())
d.addCallback(lambda res:
log.msg("uploading again", level=log.NOISY,
facility="tahoe.test.test_system"))
d.addCallback(lambda res: self.extra_node.upload(u2))
def _uploaded(results):
cap = results.uri
log.msg("Second upload complete", level=log.NOISY,
facility="tahoe.test.test_system")
# this is really bytes received rather than sent, but it's
# convenient and basically measures the same thing
bytes_sent = results.ciphertext_fetched
self.failUnless(isinstance(bytes_sent, (int, long)), bytes_sent)
# We currently don't support resumption of upload if the data is
# encrypted with a random key. (Because that would require us
# to store the key locally and re-use it on the next upload of
# this file, which isn't a bad thing to do, but we currently
# don't do it.)
if convergence is not None:
# Make sure we did not have to read the whole file the
# second time around .
self.failUnless(bytes_sent < len(DATA),
"resumption didn't save us any work:"
" read %r bytes out of %r total" %
(bytes_sent, len(DATA)))
else:
# Make sure we did have to read the whole file the second
# time around -- because the one that we partially uploaded
# earlier was encrypted with a different random key.
self.failIf(bytes_sent < len(DATA),
"resumption saved us some work even though we were using random keys:"
" read %r bytes out of %r total" %
(bytes_sent, len(DATA)))
n = self.clients[1].create_node_from_uri(cap)
return download_to_data(n)
d.addCallback(_uploaded)
def _check(newdata):
self.failUnlessEqual(newdata, DATA)
# If using convergent encryption, then also check that the
# helper has removed the temp file from its directories.
if convergence is not None:
basedir = os.path.join(self.getdir("client0"), "helper")
files = os.listdir(os.path.join(basedir, "CHK_encoding"))
self.failUnlessEqual(files, [])
files = os.listdir(os.path.join(basedir, "CHK_incoming"))
self.failUnlessEqual(files, [])
d.addCallback(_check)
return d
d.addCallback(_upload_resumable)
def _grab_stats(ignored):
# the StatsProvider doesn't normally publish a FURL:
# instead it passes a live reference to the StatsGatherer
# (if and when it connects). To exercise the remote stats
# interface, we manually publish client0's StatsProvider
# and use client1 to query it.
sp = self.clients[0].stats_provider
sp_furl = self.clients[0].tub.registerReference(sp)
d = self.clients[1].tub.getReference(sp_furl)
d.addCallback(lambda sp_rref: sp_rref.callRemote("get_stats"))
def _got_stats(stats):
#print "STATS"
#from pprint import pprint
#pprint(stats)
s = stats["stats"]
self.failUnlessEqual(s["storage_server.accepting_immutable_shares"], 1)
c = stats["counters"]
self.failUnless("storage_server.allocate" in c)
d.addCallback(_got_stats)
return d
d.addCallback(_grab_stats)
return d
def _find_all_shares(self, basedir):
shares = []
for (dirpath, dirnames, filenames) in os.walk(basedir):
if "storage" not in dirpath:
continue
if not filenames:
continue
pieces = dirpath.split(os.sep)
if (len(pieces) >= 5
and pieces[-4] == "storage"
and pieces[-3] == "shares"):
# we're sitting in .../storage/shares/$START/$SINDEX , and there
# are sharefiles here
assert pieces[-5].startswith("client")
client_num = int(pieces[-5][-1])
storage_index_s = pieces[-1]
storage_index = si_a2b(storage_index_s)
for sharename in filenames:
shnum = int(sharename)
filename = os.path.join(dirpath, sharename)
data = (client_num, storage_index, filename, shnum)
shares.append(data)
if not shares:
self.fail("unable to find any share files in %s" % basedir)
return shares
def _corrupt_mutable_share(self, filename, which):
msf = MutableShareFile(filename)
datav = msf.readv([ (0, 1000000) ])
final_share = datav[0]
assert len(final_share) < 1000000 # ought to be truncated
pieces = mutable_layout.unpack_share(final_share)
(seqnum, root_hash, IV, k, N, segsize, datalen,
verification_key, signature, share_hash_chain, block_hash_tree,
share_data, enc_privkey) = pieces
if which == "seqnum":
seqnum = seqnum + 15
elif which == "R":
root_hash = self.flip_bit(root_hash)
elif which == "IV":
IV = self.flip_bit(IV)
elif which == "segsize":
segsize = segsize + 15
elif which == "pubkey":
verification_key = self.flip_bit(verification_key)
elif which == "signature":
signature = self.flip_bit(signature)
elif which == "share_hash_chain":
nodenum = share_hash_chain.keys()[0]
share_hash_chain[nodenum] = self.flip_bit(share_hash_chain[nodenum])
elif which == "block_hash_tree":
block_hash_tree[-1] = self.flip_bit(block_hash_tree[-1])
elif which == "share_data":
share_data = self.flip_bit(share_data)
elif which == "encprivkey":
enc_privkey = self.flip_bit(enc_privkey)
prefix = mutable_layout.pack_prefix(seqnum, root_hash, IV, k, N,
segsize, datalen)
final_share = mutable_layout.pack_share(prefix,
verification_key,
signature,
share_hash_chain,
block_hash_tree,
share_data,
enc_privkey)
msf.writev( [(0, final_share)], None)
def test_mutable(self):
self.basedir = "system/SystemTest/test_mutable"
DATA = "initial contents go here." # 25 bytes % 3 != 0
NEWDATA = "new contents yay"
NEWERDATA = "this is getting old"
d = self.set_up_nodes(use_key_generator=True)
def _create_mutable(res):
c = self.clients[0]
log.msg("starting create_mutable_file")
d1 = c.create_mutable_file(DATA)
def _done(res):
log.msg("DONE: %s" % (res,))
self._mutable_node_1 = res
d1.addCallback(_done)
return d1
d.addCallback(_create_mutable)
def _test_debug(res):
# find a share. It is important to run this while there is only
# one slot in the grid.
shares = self._find_all_shares(self.basedir)
(client_num, storage_index, filename, shnum) = shares[0]
log.msg("test_system.SystemTest.test_mutable._test_debug using %s"
% filename)
log.msg(" for clients[%d]" % client_num)
out,err = StringIO(), StringIO()
rc = runner.runner(["debug", "dump-share", "--offsets",
filename],
stdout=out, stderr=err)
output = out.getvalue()
self.failUnlessEqual(rc, 0)
try:
self.failUnless("Mutable slot found:\n" in output)
self.failUnless("share_type: SDMF\n" in output)
peerid = idlib.nodeid_b2a(self.clients[client_num].nodeid)
self.failUnless(" WE for nodeid: %s\n" % peerid in output)
self.failUnless(" num_extra_leases: 0\n" in output)
self.failUnless(" secrets are for nodeid: %s\n" % peerid
in output)
self.failUnless(" SDMF contents:\n" in output)
self.failUnless(" seqnum: 1\n" in output)
self.failUnless(" required_shares: 3\n" in output)
self.failUnless(" total_shares: 10\n" in output)
self.failUnless(" segsize: 27\n" in output, (output, filename))
self.failUnless(" datalen: 25\n" in output)
# the exact share_hash_chain nodes depends upon the sharenum,
# and is more of a hassle to compute than I want to deal with
# now
self.failUnless(" share_hash_chain: " in output)
self.failUnless(" block_hash_tree: 1 nodes\n" in output)
expected = (" verify-cap: URI:SSK-Verifier:%s:" %
base32.b2a(storage_index))
self.failUnless(expected in output)
except unittest.FailTest:
print
print "dump-share output was:"
print output
raise
d.addCallback(_test_debug)
# test retrieval
# first, let's see if we can use the existing node to retrieve the
# contents. This allows it to use the cached pubkey and maybe the
# latest-known sharemap.
d.addCallback(lambda res: self._mutable_node_1.download_best_version())
def _check_download_1(res):
self.failUnlessEqual(res, DATA)
# now we see if we can retrieve the data from a new node,
# constructed using the URI of the original one. We do this test
# on the same client that uploaded the data.
uri = self._mutable_node_1.get_uri()
log.msg("starting retrieve1")
newnode = self.clients[0].create_node_from_uri(uri)
newnode_2 = self.clients[0].create_node_from_uri(uri)
self.failUnlessIdentical(newnode, newnode_2)
return newnode.download_best_version()
d.addCallback(_check_download_1)
def _check_download_2(res):
self.failUnlessEqual(res, DATA)
# same thing, but with a different client
uri = self._mutable_node_1.get_uri()
newnode = self.clients[1].create_node_from_uri(uri)
log.msg("starting retrieve2")
d1 = newnode.download_best_version()
d1.addCallback(lambda res: (res, newnode))
return d1
d.addCallback(_check_download_2)
def _check_download_3((res, newnode)):
self.failUnlessEqual(res, DATA)
# replace the data
log.msg("starting replace1")
d1 = newnode.overwrite(NEWDATA)
d1.addCallback(lambda res: newnode.download_best_version())
return d1
d.addCallback(_check_download_3)
def _check_download_4(res):
self.failUnlessEqual(res, NEWDATA)
# now create an even newer node and replace the data on it. This
# new node has never been used for download before.
uri = self._mutable_node_1.get_uri()
newnode1 = self.clients[2].create_node_from_uri(uri)
newnode2 = self.clients[3].create_node_from_uri(uri)
self._newnode3 = self.clients[3].create_node_from_uri(uri)
log.msg("starting replace2")
d1 = newnode1.overwrite(NEWERDATA)
d1.addCallback(lambda res: newnode2.download_best_version())
return d1
d.addCallback(_check_download_4)
def _check_download_5(res):
log.msg("finished replace2")
self.failUnlessEqual(res, NEWERDATA)
d.addCallback(_check_download_5)
def _corrupt_shares(res):
# run around and flip bits in all but k of the shares, to test
# the hash checks
shares = self._find_all_shares(self.basedir)
## sort by share number
#shares.sort( lambda a,b: cmp(a[3], b[3]) )
where = dict([ (shnum, filename)
for (client_num, storage_index, filename, shnum)
in shares ])
assert len(where) == 10 # this test is designed for 3-of-10
for shnum, filename in where.items():
# shares 7,8,9 are left alone. read will check
# (share_hash_chain, block_hash_tree, share_data). New
# seqnum+R pairs will trigger a check of (seqnum, R, IV,
# segsize, signature).
if shnum == 0:
# read: this will trigger "pubkey doesn't match
# fingerprint".
self._corrupt_mutable_share(filename, "pubkey")
self._corrupt_mutable_share(filename, "encprivkey")
elif shnum == 1:
# triggers "signature is invalid"
self._corrupt_mutable_share(filename, "seqnum")
elif shnum == 2:
# triggers "signature is invalid"
self._corrupt_mutable_share(filename, "R")
elif shnum == 3:
# triggers "signature is invalid"
self._corrupt_mutable_share(filename, "segsize")
elif shnum == 4:
self._corrupt_mutable_share(filename, "share_hash_chain")
elif shnum == 5:
self._corrupt_mutable_share(filename, "block_hash_tree")
elif shnum == 6:
self._corrupt_mutable_share(filename, "share_data")
# other things to correct: IV, signature
# 7,8,9 are left alone
# note that initial_query_count=5 means that we'll hit the
# first 5 servers in effectively random order (based upon
# response time), so we won't necessarily ever get a "pubkey
# doesn't match fingerprint" error (if we hit shnum>=1 before
# shnum=0, we pull the pubkey from there). To get repeatable
# specific failures, we need to set initial_query_count=1,
# but of course that will change the sequencing behavior of
# the retrieval process. TODO: find a reasonable way to make
# this a parameter, probably when we expand this test to test
# for one failure mode at a time.
# when we retrieve this, we should get three signature
# failures (where we've mangled seqnum, R, and segsize). The
# pubkey mangling
d.addCallback(_corrupt_shares)
d.addCallback(lambda res: self._newnode3.download_best_version())
d.addCallback(_check_download_5)
def _check_empty_file(res):
# make sure we can create empty files, this usually screws up the
# segsize math
d1 = self.clients[2].create_mutable_file("")
d1.addCallback(lambda newnode: newnode.download_best_version())
d1.addCallback(lambda res: self.failUnlessEqual("", res))
return d1
d.addCallback(_check_empty_file)
d.addCallback(lambda res: self.clients[0].create_dirnode())
def _created_dirnode(dnode):
log.msg("_created_dirnode(%s)" % (dnode,))
d1 = dnode.list()
d1.addCallback(lambda children: self.failUnlessEqual(children, {}))
d1.addCallback(lambda res: dnode.has_child(u"edgar"))
d1.addCallback(lambda answer: self.failUnlessEqual(answer, False))
d1.addCallback(lambda res: dnode.set_node(u"see recursive", dnode))
d1.addCallback(lambda res: dnode.has_child(u"see recursive"))
d1.addCallback(lambda answer: self.failUnlessEqual(answer, True))
d1.addCallback(lambda res: dnode.build_manifest().when_done())
d1.addCallback(lambda res:
self.failUnlessEqual(len(res["manifest"]), 1))
return d1
d.addCallback(_created_dirnode)
def wait_for_c3_kg_conn():
return self.clients[3]._key_generator is not None
d.addCallback(lambda junk: self.poll(wait_for_c3_kg_conn))
def check_kg_poolsize(junk, size_delta):
self.failUnlessEqual(len(self.key_generator_svc.key_generator.keypool),
self.key_generator_svc.key_generator.pool_size + size_delta)
d.addCallback(check_kg_poolsize, 0)
d.addCallback(lambda junk: self.clients[3].create_mutable_file('hello, world'))
d.addCallback(check_kg_poolsize, -1)
d.addCallback(lambda junk: self.clients[3].create_dirnode())
d.addCallback(check_kg_poolsize, -2)
# use_helper induces use of clients[3], which is the using-key_gen client
d.addCallback(lambda junk:
self.POST("uri?t=mkdir&name=george", use_helper=True))
d.addCallback(check_kg_poolsize, -3)
return d
def flip_bit(self, good):
return good[:-1] + chr(ord(good[-1]) ^ 0x01)
def mangle_uri(self, gooduri):
# change the key, which changes the storage index, which means we'll
# be asking about the wrong file, so nobody will have any shares
u = uri.from_string(gooduri)
u2 = uri.CHKFileURI(key=self.flip_bit(u.key),
uri_extension_hash=u.uri_extension_hash,
needed_shares=u.needed_shares,
total_shares=u.total_shares,
size=u.size)
return u2.to_string()
# TODO: add a test which mangles the uri_extension_hash instead, and
# should fail due to not being able to get a valid uri_extension block.
# Also a test which sneakily mangles the uri_extension block to change
# some of the validation data, so it will fail in the post-download phase
# when the file's crypttext integrity check fails. Do the same thing for
# the key, which should cause the download to fail the post-download
# plaintext_hash check.
def test_filesystem(self):
self.basedir = "system/SystemTest/test_filesystem"
self.data = LARGE_DATA
d = self.set_up_nodes(use_stats_gatherer=True)
def _new_happy_semantics(ign):
for c in self.clients:
c.DEFAULT_ENCODING_PARAMETERS['happy'] = 1
d.addCallback(_new_happy_semantics)
d.addCallback(self._test_introweb)
d.addCallback(self.log, "starting publish")
d.addCallback(self._do_publish1)
d.addCallback(self._test_runner)
d.addCallback(self._do_publish2)
# at this point, we have the following filesystem (where "R" denotes
# self._root_directory_uri):
# R
# R/subdir1
# R/subdir1/mydata567
# R/subdir1/subdir2/
# R/subdir1/subdir2/mydata992
d.addCallback(lambda res: self.bounce_client(0))
d.addCallback(self.log, "bounced client0")
d.addCallback(self._check_publish1)
d.addCallback(self.log, "did _check_publish1")
d.addCallback(self._check_publish2)
d.addCallback(self.log, "did _check_publish2")
d.addCallback(self._do_publish_private)
d.addCallback(self.log, "did _do_publish_private")
# now we also have (where "P" denotes a new dir):
# P/personal/sekrit data
# P/s2-rw -> /subdir1/subdir2/
# P/s2-ro -> /subdir1/subdir2/ (read-only)
d.addCallback(self._check_publish_private)
d.addCallback(self.log, "did _check_publish_private")
d.addCallback(self._test_web)
d.addCallback(self._test_control)
d.addCallback(self._test_cli)
# P now has four top-level children:
# P/personal/sekrit data
# P/s2-ro/
# P/s2-rw/
# P/test_put/ (empty)
d.addCallback(self._test_checker)
return d
def _test_introweb(self, res):
d = getPage(self.introweb_url, method="GET", followRedirect=True)
def _check(res):
try:
self.failUnless("%s: %s" % (allmydata.__appname__, allmydata.__version__)
in res)
self.failUnless("Announcement Summary: storage: 5, stub_client: 5" in res)
self.failUnless("Subscription Summary: storage: 5" in res)
except unittest.FailTest:
print
print "GET %s output was:" % self.introweb_url
print res
raise
d.addCallback(_check)
d.addCallback(lambda res:
getPage(self.introweb_url + "?t=json",
method="GET", followRedirect=True))
def _check_json(res):
data = simplejson.loads(res)
try:
self.failUnlessEqual(data["subscription_summary"],
{"storage": 5})
self.failUnlessEqual(data["announcement_summary"],
{"storage": 5, "stub_client": 5})
self.failUnlessEqual(data["announcement_distinct_hosts"],
{"storage": 1, "stub_client": 1})
except unittest.FailTest:
print
print "GET %s?t=json output was:" % self.introweb_url
print res
raise
d.addCallback(_check_json)
return d
def _do_publish1(self, res):
ut = upload.Data(self.data, convergence=None)
c0 = self.clients[0]
d = c0.create_dirnode()
def _made_root(new_dirnode):
self._root_directory_uri = new_dirnode.get_uri()
return c0.create_node_from_uri(self._root_directory_uri)
d.addCallback(_made_root)
d.addCallback(lambda root: root.create_subdirectory(u"subdir1"))
def _made_subdir1(subdir1_node):
self._subdir1_node = subdir1_node
d1 = subdir1_node.add_file(u"mydata567", ut)
d1.addCallback(self.log, "publish finished")
def _stash_uri(filenode):
self.uri = filenode.get_uri()
assert isinstance(self.uri, str), (self.uri, filenode)
d1.addCallback(_stash_uri)
return d1
d.addCallback(_made_subdir1)
return d
def _do_publish2(self, res):
ut = upload.Data(self.data, convergence=None)
d = self._subdir1_node.create_subdirectory(u"subdir2")
d.addCallback(lambda subdir2: subdir2.add_file(u"mydata992", ut))
return d
def log(self, res, *args, **kwargs):
# print "MSG: %s RES: %s" % (msg, args)
log.msg(*args, **kwargs)
return res
def _do_publish_private(self, res):
self.smalldata = "sssh, very secret stuff"
ut = upload.Data(self.smalldata, convergence=None)
d = self.clients[0].create_dirnode()
d.addCallback(self.log, "GOT private directory")
def _got_new_dir(privnode):
rootnode = self.clients[0].create_node_from_uri(self._root_directory_uri)
d1 = privnode.create_subdirectory(u"personal")
d1.addCallback(self.log, "made P/personal")
d1.addCallback(lambda node: node.add_file(u"sekrit data", ut))
d1.addCallback(self.log, "made P/personal/sekrit data")
d1.addCallback(lambda res: rootnode.get_child_at_path([u"subdir1", u"subdir2"]))
def _got_s2(s2node):
d2 = privnode.set_uri(u"s2-rw", s2node.get_uri(),
s2node.get_readonly_uri())
d2.addCallback(lambda node:
privnode.set_uri(u"s2-ro",
s2node.get_readonly_uri(),
s2node.get_readonly_uri()))
return d2
d1.addCallback(_got_s2)
d1.addCallback(lambda res: privnode)
return d1
d.addCallback(_got_new_dir)
return d
def _check_publish1(self, res):
# this one uses the iterative API
c1 = self.clients[1]
d = defer.succeed(c1.create_node_from_uri(self._root_directory_uri))
d.addCallback(self.log, "check_publish1 got /")
d.addCallback(lambda root: root.get(u"subdir1"))
d.addCallback(lambda subdir1: subdir1.get(u"mydata567"))
d.addCallback(lambda filenode: download_to_data(filenode))
d.addCallback(self.log, "get finished")
def _get_done(data):
self.failUnlessEqual(data, self.data)
d.addCallback(_get_done)
return d
def _check_publish2(self, res):
# this one uses the path-based API
rootnode = self.clients[1].create_node_from_uri(self._root_directory_uri)
d = rootnode.get_child_at_path(u"subdir1")
d.addCallback(lambda dirnode:
self.failUnless(IDirectoryNode.providedBy(dirnode)))
d.addCallback(lambda res: rootnode.get_child_at_path(u"subdir1/mydata567"))
d.addCallback(lambda filenode: download_to_data(filenode))
d.addCallback(lambda data: self.failUnlessEqual(data, self.data))
d.addCallback(lambda res: rootnode.get_child_at_path(u"subdir1/mydata567"))
def _got_filenode(filenode):
fnode = self.clients[1].create_node_from_uri(filenode.get_uri())
assert fnode == filenode
d.addCallback(_got_filenode)
return d
def _check_publish_private(self, resnode):
# this one uses the path-based API
self._private_node = resnode
d = self._private_node.get_child_at_path(u"personal")
def _got_personal(personal):
self._personal_node = personal
return personal
d.addCallback(_got_personal)
d.addCallback(lambda dirnode:
self.failUnless(IDirectoryNode.providedBy(dirnode), dirnode))
def get_path(path):
return self._private_node.get_child_at_path(path)
d.addCallback(lambda res: get_path(u"personal/sekrit data"))
d.addCallback(lambda filenode: download_to_data(filenode))
d.addCallback(lambda data: self.failUnlessEqual(data, self.smalldata))
d.addCallback(lambda res: get_path(u"s2-rw"))
d.addCallback(lambda dirnode: self.failUnless(dirnode.is_mutable()))
d.addCallback(lambda res: get_path(u"s2-ro"))
def _got_s2ro(dirnode):
self.failUnless(dirnode.is_mutable(), dirnode)
self.failUnless(dirnode.is_readonly(), dirnode)
d1 = defer.succeed(None)
d1.addCallback(lambda res: dirnode.list())
d1.addCallback(self.log, "dirnode.list")
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "mkdir(nope)", None, dirnode.create_subdirectory, u"nope"))
d1.addCallback(self.log, "doing add_file(ro)")
ut = upload.Data("I will disappear, unrecorded and unobserved. The tragedy of my demise is made more poignant by its silence, but this beauty is not for you to ever know.", convergence="99i-p1x4-xd4-18yc-ywt-87uu-msu-zo -- completely and totally unguessable string (unless you read this)")
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "add_file(nope)", None, dirnode.add_file, u"hope", ut))
d1.addCallback(self.log, "doing get(ro)")
d1.addCallback(lambda res: dirnode.get(u"mydata992"))
d1.addCallback(lambda filenode:
self.failUnless(IFileNode.providedBy(filenode)))
d1.addCallback(self.log, "doing delete(ro)")
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "delete(nope)", None, dirnode.delete, u"mydata992"))
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "set_uri(nope)", None, dirnode.set_uri, u"hopeless", self.uri, self.uri))
d1.addCallback(lambda res: self.shouldFail2(NoSuchChildError, "get(missing)", "missing", dirnode.get, u"missing"))
personal = self._personal_node
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "mv from readonly", None, dirnode.move_child_to, u"mydata992", personal, u"nope"))
d1.addCallback(self.log, "doing move_child_to(ro)2")
d1.addCallback(lambda res: self.shouldFail2(NotWriteableError, "mv to readonly", None, personal.move_child_to, u"sekrit data", dirnode, u"nope"))
d1.addCallback(self.log, "finished with _got_s2ro")
return d1
d.addCallback(_got_s2ro)
def _got_home(dummy):
home = self._private_node
personal = self._personal_node
d1 = defer.succeed(None)
d1.addCallback(self.log, "mv 'P/personal/sekrit data' to P/sekrit")
d1.addCallback(lambda res:
personal.move_child_to(u"sekrit data",home,u"sekrit"))
d1.addCallback(self.log, "mv P/sekrit 'P/sekrit data'")
d1.addCallback(lambda res:
home.move_child_to(u"sekrit", home, u"sekrit data"))
d1.addCallback(self.log, "mv 'P/sekret data' P/personal/")
d1.addCallback(lambda res:
home.move_child_to(u"sekrit data", personal))
d1.addCallback(lambda res: home.build_manifest().when_done())
d1.addCallback(self.log, "manifest")
# five items:
# P/
# P/personal/
# P/personal/sekrit data
# P/s2-rw (same as P/s2-ro)
# P/s2-rw/mydata992 (same as P/s2-rw/mydata992)
d1.addCallback(lambda res:
self.failUnlessEqual(len(res["manifest"]), 5))
d1.addCallback(lambda res: home.start_deep_stats().when_done())
def _check_stats(stats):
expected = {"count-immutable-files": 1,
"count-mutable-files": 0,
"count-literal-files": 1,
"count-files": 2,
"count-directories": 3,
"size-immutable-files": 112,
"size-literal-files": 23,
#"size-directories": 616, # varies
#"largest-directory": 616,
"largest-directory-children": 3,
"largest-immutable-file": 112,
}
for k,v in expected.iteritems():
self.failUnlessEqual(stats[k], v,
"stats[%s] was %s, not %s" %
(k, stats[k], v))
self.failUnless(stats["size-directories"] > 1300,
stats["size-directories"])
self.failUnless(stats["largest-directory"] > 800,
stats["largest-directory"])
self.failUnlessEqual(stats["size-files-histogram"],
[ (11, 31, 1), (101, 316, 1) ])
d1.addCallback(_check_stats)
return d1
d.addCallback(_got_home)
return d
def shouldFail(self, res, expected_failure, which, substring=None):
if isinstance(res, Failure):
res.trap(expected_failure)
if substring:
self.failUnless(substring in str(res),
"substring '%s' not in '%s'"
% (substring, str(res)))
else:
self.fail("%s was supposed to raise %s, not get '%s'" %
(which, expected_failure, res))
def shouldFail2(self, expected_failure, which, substring, callable, *args, **kwargs):
assert substring is None or isinstance(substring, str)
d = defer.maybeDeferred(callable, *args, **kwargs)
def done(res):
if isinstance(res, Failure):
res.trap(expected_failure)
if substring:
self.failUnless(substring in str(res),
"substring '%s' not in '%s'"
% (substring, str(res)))
else:
self.fail("%s was supposed to raise %s, not get '%s'" %
(which, expected_failure, res))
d.addBoth(done)
return d
def PUT(self, urlpath, data):
url = self.webish_url + urlpath
return getPage(url, method="PUT", postdata=data)
def GET(self, urlpath, followRedirect=False):
url = self.webish_url + urlpath
return getPage(url, method="GET", followRedirect=followRedirect)
def POST(self, urlpath, followRedirect=False, use_helper=False, **fields):
sepbase = "boogabooga"
sep = "--" + sepbase
form = []
form.append(sep)
form.append('Content-Disposition: form-data; name="_charset"')
form.append('')
form.append('UTF-8')
form.append(sep)
for name, value in fields.iteritems():
if isinstance(value, tuple):
filename, value = value
form.append('Content-Disposition: form-data; name="%s"; '
'filename="%s"' % (name, filename.encode("utf-8")))
else:
form.append('Content-Disposition: form-data; name="%s"' % name)
form.append('')
form.append(str(value))
form.append(sep)
form[-1] += "--"
body = ""
headers = {}
if fields:
body = "\r\n".join(form) + "\r\n"
headers["content-type"] = "multipart/form-data; boundary=%s" % sepbase
return self.POST2(urlpath, body, headers, followRedirect, use_helper)
def POST2(self, urlpath, body="", headers={}, followRedirect=False,
use_helper=False):
if use_helper:
url = self.helper_webish_url + urlpath
else:
url = self.webish_url + urlpath
return getPage(url, method="POST", postdata=body, headers=headers,
followRedirect=followRedirect)
def _test_web(self, res):
base = self.webish_url
public = "uri/" + self._root_directory_uri
d = getPage(base)
def _got_welcome(page):
# XXX This test is oversensitive to formatting
expected = "Connected to <span>%d</span>\n of <span>%d</span> known storage servers:" % (self.numclients, self.numclients)
self.failUnless(expected in page,
"I didn't see the right 'connected storage servers'"
" message in: %s" % page
)
expected = "<th>My nodeid:</th> <td class=\"nodeid mine data-chars\">%s</td>" % (b32encode(self.clients[0].nodeid).lower(),)
self.failUnless(expected in page,
"I didn't see the right 'My nodeid' message "
"in: %s" % page)
self.failUnless("Helper: 0 active uploads" in page)
d.addCallback(_got_welcome)
d.addCallback(self.log, "done with _got_welcome")
# get the welcome page from the node that uses the helper too
d.addCallback(lambda res: getPage(self.helper_webish_url))
def _got_welcome_helper(page):
self.failUnless("Connected to helper?: <span>yes</span>" in page,
page)
self.failUnless("Not running helper" in page)
d.addCallback(_got_welcome_helper)
d.addCallback(lambda res: getPage(base + public))
d.addCallback(lambda res: getPage(base + public + "/subdir1"))
def _got_subdir1(page):
# there ought to be an href for our file
self.failUnless(("<td>%d</td>" % len(self.data)) in page)
self.failUnless(">mydata567</a>" in page)
d.addCallback(_got_subdir1)
d.addCallback(self.log, "done with _got_subdir1")
d.addCallback(lambda res:
getPage(base + public + "/subdir1/mydata567"))
def _got_data(page):
self.failUnlessEqual(page, self.data)
d.addCallback(_got_data)
# download from a URI embedded in a URL
d.addCallback(self.log, "_get_from_uri")
def _get_from_uri(res):
return getPage(base + "uri/%s?filename=%s"
% (self.uri, "mydata567"))
d.addCallback(_get_from_uri)
def _got_from_uri(page):
self.failUnlessEqual(page, self.data)
d.addCallback(_got_from_uri)
# download from a URI embedded in a URL, second form
d.addCallback(self.log, "_get_from_uri2")
def _get_from_uri2(res):
return getPage(base + "uri?uri=%s" % (self.uri,))
d.addCallback(_get_from_uri2)
d.addCallback(_got_from_uri)
# download from a bogus URI, make sure we get a reasonable error
d.addCallback(self.log, "_get_from_bogus_uri", level=log.UNUSUAL)
def _get_from_bogus_uri(res):
d1 = getPage(base + "uri/%s?filename=%s"
% (self.mangle_uri(self.uri), "mydata567"))
d1.addBoth(self.shouldFail, Error, "downloading bogus URI",
"410")
return d1
d.addCallback(_get_from_bogus_uri)
d.addCallback(self.log, "_got_from_bogus_uri", level=log.UNUSUAL)
# upload a file with PUT
d.addCallback(self.log, "about to try PUT")
d.addCallback(lambda res: self.PUT(public + "/subdir3/new.txt",
"new.txt contents"))
d.addCallback(lambda res: self.GET(public + "/subdir3/new.txt"))
d.addCallback(self.failUnlessEqual, "new.txt contents")
# and again with something large enough to use multiple segments,
# and hopefully trigger pauseProducing too
def _new_happy_semantics(ign):
for c in self.clients:
# these get reset somewhere? Whatever.
c.DEFAULT_ENCODING_PARAMETERS['happy'] = 1
d.addCallback(_new_happy_semantics)
d.addCallback(lambda res: self.PUT(public + "/subdir3/big.txt",
"big" * 500000)) # 1.5MB
d.addCallback(lambda res: self.GET(public + "/subdir3/big.txt"))
d.addCallback(lambda res: self.failUnlessEqual(len(res), 1500000))
# can we replace files in place?
d.addCallback(lambda res: self.PUT(public + "/subdir3/new.txt",
"NEWER contents"))
d.addCallback(lambda res: self.GET(public + "/subdir3/new.txt"))
d.addCallback(self.failUnlessEqual, "NEWER contents")
# test unlinked POST
d.addCallback(lambda res: self.POST("uri", t="upload",
file=("new.txt", "data" * 10000)))
# and again using the helper, which exercises different upload-status
# display code
d.addCallback(lambda res: self.POST("uri", use_helper=True, t="upload",
file=("foo.txt", "data2" * 10000)))
# check that the status page exists
d.addCallback(lambda res: self.GET("status", followRedirect=True))
def _got_status(res):
# find an interesting upload and download to look at. LIT files
# are not interesting.
h = self.clients[0].get_history()
for ds in h.list_all_download_statuses():
if ds.get_size() > 200:
self._down_status = ds.get_counter()
for us in h.list_all_upload_statuses():
if us.get_size() > 200:
self._up_status = us.get_counter()
rs = list(h.list_all_retrieve_statuses())[0]
self._retrieve_status = rs.get_counter()
ps = list(h.list_all_publish_statuses())[0]
self._publish_status = ps.get_counter()
us = list(h.list_all_mapupdate_statuses())[0]
self._update_status = us.get_counter()
# and that there are some upload- and download- status pages
return self.GET("status/up-%d" % self._up_status)
d.addCallback(_got_status)
def _got_up(res):
return self.GET("status/down-%d" % self._down_status)
d.addCallback(_got_up)
def _got_down(res):
return self.GET("status/mapupdate-%d" % self._update_status)
d.addCallback(_got_down)
def _got_update(res):
return self.GET("status/publish-%d" % self._publish_status)
d.addCallback(_got_update)
def _got_publish(res):
return self.GET("status/retrieve-%d" % self._retrieve_status)
d.addCallback(_got_publish)
# check that the helper status page exists
d.addCallback(lambda res:
self.GET("helper_status", followRedirect=True))
def _got_helper_status(res):
self.failUnless("Bytes Fetched:" in res)
# touch a couple of files in the helper's working directory to
# exercise more code paths
workdir = os.path.join(self.getdir("client0"), "helper")
incfile = os.path.join(workdir, "CHK_incoming", "spurious")
f = open(incfile, "wb")
f.write("small file")
f.close()
then = time.time() - 86400*3
now = time.time()
os.utime(incfile, (now, then))
encfile = os.path.join(workdir, "CHK_encoding", "spurious")
f = open(encfile, "wb")
f.write("less small file")
f.close()
os.utime(encfile, (now, then))
d.addCallback(_got_helper_status)
# and that the json form exists
d.addCallback(lambda res:
self.GET("helper_status?t=json", followRedirect=True))
def _got_helper_status_json(res):
data = simplejson.loads(res)
self.failUnlessEqual(data["chk_upload_helper.upload_need_upload"],
1)
self.failUnlessEqual(data["chk_upload_helper.incoming_count"], 1)
self.failUnlessEqual(data["chk_upload_helper.incoming_size"], 10)
self.failUnlessEqual(data["chk_upload_helper.incoming_size_old"],
10)
self.failUnlessEqual(data["chk_upload_helper.encoding_count"], 1)
self.failUnlessEqual(data["chk_upload_helper.encoding_size"], 15)
self.failUnlessEqual(data["chk_upload_helper.encoding_size_old"],
15)
d.addCallback(_got_helper_status_json)
# and check that client[3] (which uses a helper but does not run one
# itself) doesn't explode when you ask for its status
d.addCallback(lambda res: getPage(self.helper_webish_url + "status/"))
def _got_non_helper_status(res):
self.failUnless("Upload and Download Status" in res)
d.addCallback(_got_non_helper_status)
# or for helper status with t=json
d.addCallback(lambda res:
getPage(self.helper_webish_url + "helper_status?t=json"))
def _got_non_helper_status_json(res):
data = simplejson.loads(res)
self.failUnlessEqual(data, {})
d.addCallback(_got_non_helper_status_json)
# see if the statistics page exists
d.addCallback(lambda res: self.GET("statistics"))
def _got_stats(res):
self.failUnless("Node Statistics" in res)
self.failUnless(" 'downloader.files_downloaded': 5," in res, res)
d.addCallback(_got_stats)
d.addCallback(lambda res: self.GET("statistics?t=json"))
def _got_stats_json(res):
data = simplejson.loads(res)
self.failUnlessEqual(data["counters"]["uploader.files_uploaded"], 5)
self.failUnlessEqual(data["stats"]["chk_upload_helper.upload_need_upload"], 1)
d.addCallback(_got_stats_json)
# TODO: mangle the second segment of a file, to test errors that
# occur after we've already sent some good data, which uses a
# different error path.
# TODO: download a URI with a form
# TODO: create a directory by using a form
# TODO: upload by using a form on the directory page
# url = base + "somedir/subdir1/freeform_post!!upload"
# TODO: delete a file by using a button on the directory page
return d
def _test_runner(self, res):
# exercise some of the diagnostic tools in runner.py
# find a share
for (dirpath, dirnames, filenames) in os.walk(unicode(self.basedir)):
if "storage" not in dirpath:
continue
if not filenames:
continue
pieces = dirpath.split(os.sep)
if (len(pieces) >= 4
and pieces[-4] == "storage"
and pieces[-3] == "shares"):
# we're sitting in .../storage/shares/$START/$SINDEX , and there
# are sharefiles here
filename = os.path.join(dirpath, filenames[0])
# peek at the magic to see if it is a chk share
magic = open(filename, "rb").read(4)
if magic == '\x00\x00\x00\x01':
break
else:
self.fail("unable to find any uri_extension files in %r"
% self.basedir)
log.msg("test_system.SystemTest._test_runner using %r" % filename)
out,err = StringIO(), StringIO()
rc = runner.runner(["debug", "dump-share", "--offsets",
unicode_to_argv(filename)],
stdout=out, stderr=err)
output = out.getvalue()
self.failUnlessEqual(rc, 0)
# we only upload a single file, so we can assert some things about
# its size and shares.
self.failUnlessIn("share filename: %s" % quote_output(abspath_expanduser_unicode(filename)), output)
self.failUnlessIn("size: %d\n" % len(self.data), output)
self.failUnlessIn("num_segments: 1\n", output)
# segment_size is always a multiple of needed_shares
self.failUnlessIn("segment_size: %d\n" % mathutil.next_multiple(len(self.data), 3), output)
self.failUnlessIn("total_shares: 10\n", output)
# keys which are supposed to be present
for key in ("size", "num_segments", "segment_size",
"needed_shares", "total_shares",
"codec_name", "codec_params", "tail_codec_params",
#"plaintext_hash", "plaintext_root_hash",
"crypttext_hash", "crypttext_root_hash",
"share_root_hash", "UEB_hash"):
self.failUnlessIn("%s: " % key, output)
self.failUnlessIn(" verify-cap: URI:CHK-Verifier:", output)
# now use its storage index to find the other shares using the
# 'find-shares' tool
sharedir, shnum = os.path.split(filename)
storagedir, storage_index_s = os.path.split(sharedir)
storage_index_s = str(storage_index_s)
out,err = StringIO(), StringIO()
nodedirs = [self.getdir("client%d" % i) for i in range(self.numclients)]
cmd = ["debug", "find-shares", storage_index_s] + nodedirs
rc = runner.runner(cmd, stdout=out, stderr=err)
self.failUnlessEqual(rc, 0)
out.seek(0)
sharefiles = [sfn.strip() for sfn in out.readlines()]
self.failUnlessEqual(len(sharefiles), 10)
# also exercise the 'catalog-shares' tool
out,err = StringIO(), StringIO()
nodedirs = [self.getdir("client%d" % i) for i in range(self.numclients)]
cmd = ["debug", "catalog-shares"] + nodedirs
rc = runner.runner(cmd, stdout=out, stderr=err)
self.failUnlessEqual(rc, 0)
out.seek(0)
descriptions = [sfn.strip() for sfn in out.readlines()]
self.failUnlessEqual(len(descriptions), 30)
matching = [line
for line in descriptions
if line.startswith("CHK %s " % storage_index_s)]
self.failUnlessEqual(len(matching), 10)
def _test_control(self, res):
# exercise the remote-control-the-client foolscap interfaces in
# allmydata.control (mostly used for performance tests)
c0 = self.clients[0]
control_furl_file = os.path.join(c0.basedir, "private", "control.furl")
control_furl = open(control_furl_file, "r").read().strip()
# it doesn't really matter which Tub we use to connect to the client,
# so let's just use our IntroducerNode's
d = self.introducer.tub.getReference(control_furl)
d.addCallback(self._test_control2, control_furl_file)
return d
def _test_control2(self, rref, filename):
d = rref.callRemote("upload_from_file_to_uri",
filename.encode(get_filesystem_encoding()), convergence=None)
downfile = os.path.join(self.basedir, "control.downfile").encode(get_filesystem_encoding())
d.addCallback(lambda uri:
rref.callRemote("download_from_uri_to_file",
uri, downfile))
def _check(res):
self.failUnlessEqual(res, downfile)
data = open(downfile, "r").read()
expected_data = open(filename, "r").read()
self.failUnlessEqual(data, expected_data)
d.addCallback(_check)
d.addCallback(lambda res: rref.callRemote("speed_test", 1, 200, False))
if sys.platform == "linux2":
d.addCallback(lambda res: rref.callRemote("get_memory_usage"))
d.addCallback(lambda res: rref.callRemote("measure_peer_response_time"))
return d
def _test_cli(self, res):
# run various CLI commands (in a thread, since they use blocking
# network calls)
private_uri = self._private_node.get_uri()
client0_basedir = self.getdir("client0")
nodeargs = [
"--node-directory", client0_basedir,
]
d = defer.succeed(None)
# for compatibility with earlier versions, private/root_dir.cap is
# supposed to be treated as an alias named "tahoe:". Start by making
# sure that works, before we add other aliases.
root_file = os.path.join(client0_basedir, "private", "root_dir.cap")
f = open(root_file, "w")
f.write(private_uri)
f.close()
def run(ignored, verb, *args, **kwargs):
stdin = kwargs.get("stdin", "")
newargs = [verb] + nodeargs + list(args)
return self._run_cli(newargs, stdin=stdin)
def _check_ls((out,err), expected_children, unexpected_children=[]):
self.failUnlessEqual(err, "")
for s in expected_children:
self.failUnless(s in out, (s,out))
for s in unexpected_children:
self.failIf(s in out, (s,out))
def _check_ls_root((out,err)):
self.failUnless("personal" in out)
self.failUnless("s2-ro" in out)
self.failUnless("s2-rw" in out)
self.failUnlessEqual(err, "")
# this should reference private_uri
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["personal", "s2-ro", "s2-rw"])
d.addCallback(run, "list-aliases")
def _check_aliases_1((out,err)):
self.failUnlessEqual(err, "")
self.failUnlessEqual(out.strip(" \n"), "tahoe: %s" % private_uri)
d.addCallback(_check_aliases_1)
# now that that's out of the way, remove root_dir.cap and work with
# new files
d.addCallback(lambda res: os.unlink(root_file))
d.addCallback(run, "list-aliases")
def _check_aliases_2((out,err)):
self.failUnlessEqual(err, "")
self.failUnlessEqual(out, "")
d.addCallback(_check_aliases_2)
d.addCallback(run, "mkdir")
def _got_dir( (out,err) ):
self.failUnless(uri.from_string_dirnode(out.strip()))
return out.strip()
d.addCallback(_got_dir)
d.addCallback(lambda newcap: run(None, "add-alias", "tahoe", newcap))
d.addCallback(run, "list-aliases")
def _check_aliases_3((out,err)):
self.failUnlessEqual(err, "")
self.failUnless("tahoe: " in out)
d.addCallback(_check_aliases_3)
def _check_empty_dir((out,err)):
self.failUnlessEqual(out, "")
self.failUnlessEqual(err, "")
d.addCallback(run, "ls")
d.addCallback(_check_empty_dir)
def _check_missing_dir((out,err)):
# TODO: check that rc==2
self.failUnlessEqual(out, "")
self.failUnlessEqual(err, "No such file or directory\n")
d.addCallback(run, "ls", "bogus")
d.addCallback(_check_missing_dir)
files = []
datas = []
for i in range(10):
fn = os.path.join(self.basedir, "file%d" % i)
files.append(fn)
data = "data to be uploaded: file%d\n" % i
datas.append(data)
open(fn,"wb").write(data)
def _check_stdout_against((out,err), filenum=None, data=None):
self.failUnlessEqual(err, "")
if filenum is not None:
self.failUnlessEqual(out, datas[filenum])
if data is not None:
self.failUnlessEqual(out, data)
# test all both forms of put: from a file, and from stdin
# tahoe put bar FOO
d.addCallback(run, "put", files[0], "tahoe-file0")
def _put_out((out,err)):
self.failUnless("URI:LIT:" in out, out)
self.failUnless("201 Created" in err, err)
uri0 = out.strip()
return run(None, "get", uri0)
d.addCallback(_put_out)
d.addCallback(lambda (out,err): self.failUnlessEqual(out, datas[0]))
d.addCallback(run, "put", files[1], "subdir/tahoe-file1")
# tahoe put bar tahoe:FOO
d.addCallback(run, "put", files[2], "tahoe:file2")
d.addCallback(run, "put", "--mutable", files[3], "tahoe:file3")
def _check_put_mutable((out,err)):
self._mutable_file3_uri = out.strip()
d.addCallback(_check_put_mutable)
d.addCallback(run, "get", "tahoe:file3")
d.addCallback(_check_stdout_against, 3)
# tahoe put FOO
STDIN_DATA = "This is the file to upload from stdin."
d.addCallback(run, "put", "-", "tahoe-file-stdin", stdin=STDIN_DATA)
# tahoe put tahoe:FOO
d.addCallback(run, "put", "-", "tahoe:from-stdin",
stdin="Other file from stdin.")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["tahoe-file0", "file2", "file3", "subdir",
"tahoe-file-stdin", "from-stdin"])
d.addCallback(run, "ls", "subdir")
d.addCallback(_check_ls, ["tahoe-file1"])
# tahoe mkdir FOO
d.addCallback(run, "mkdir", "subdir2")
d.addCallback(run, "ls")
# TODO: extract the URI, set an alias with it
d.addCallback(_check_ls, ["subdir2"])
# tahoe get: (to stdin and to a file)
d.addCallback(run, "get", "tahoe-file0")
d.addCallback(_check_stdout_against, 0)
d.addCallback(run, "get", "tahoe:subdir/tahoe-file1")
d.addCallback(_check_stdout_against, 1)
outfile0 = os.path.join(self.basedir, "outfile0")
d.addCallback(run, "get", "file2", outfile0)
def _check_outfile0((out,err)):
data = open(outfile0,"rb").read()
self.failUnlessEqual(data, "data to be uploaded: file2\n")
d.addCallback(_check_outfile0)
outfile1 = os.path.join(self.basedir, "outfile0")
d.addCallback(run, "get", "tahoe:subdir/tahoe-file1", outfile1)
def _check_outfile1((out,err)):
data = open(outfile1,"rb").read()
self.failUnlessEqual(data, "data to be uploaded: file1\n")
d.addCallback(_check_outfile1)
d.addCallback(run, "rm", "tahoe-file0")
d.addCallback(run, "rm", "tahoe:file2")
d.addCallback(run, "ls")
d.addCallback(_check_ls, [], ["tahoe-file0", "file2"])
d.addCallback(run, "ls", "-l")
def _check_ls_l((out,err)):
lines = out.split("\n")
for l in lines:
if "tahoe-file-stdin" in l:
self.failUnless(l.startswith("-r-- "), l)
self.failUnless(" %d " % len(STDIN_DATA) in l)
if "file3" in l:
self.failUnless(l.startswith("-rw- "), l) # mutable
d.addCallback(_check_ls_l)
d.addCallback(run, "ls", "--uri")
def _check_ls_uri((out,err)):
lines = out.split("\n")
for l in lines:
if "file3" in l:
self.failUnless(self._mutable_file3_uri in l)
d.addCallback(_check_ls_uri)
d.addCallback(run, "ls", "--readonly-uri")
def _check_ls_rouri((out,err)):
lines = out.split("\n")
for l in lines:
if "file3" in l:
rw_uri = self._mutable_file3_uri
u = uri.from_string_mutable_filenode(rw_uri)
ro_uri = u.get_readonly().to_string()
self.failUnless(ro_uri in l)
d.addCallback(_check_ls_rouri)
d.addCallback(run, "mv", "tahoe-file-stdin", "tahoe-moved")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["tahoe-moved"], ["tahoe-file-stdin"])
d.addCallback(run, "ln", "tahoe-moved", "newlink")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["tahoe-moved", "newlink"])
d.addCallback(run, "cp", "tahoe:file3", "tahoe:file3-copy")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["file3", "file3-copy"])
d.addCallback(run, "get", "tahoe:file3-copy")
d.addCallback(_check_stdout_against, 3)
# copy from disk into tahoe
d.addCallback(run, "cp", files[4], "tahoe:file4")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["file3", "file3-copy", "file4"])
d.addCallback(run, "get", "tahoe:file4")
d.addCallback(_check_stdout_against, 4)
# copy from tahoe into disk
target_filename = os.path.join(self.basedir, "file-out")
d.addCallback(run, "cp", "tahoe:file4", target_filename)
def _check_cp_out((out,err)):
self.failUnless(os.path.exists(target_filename))
got = open(target_filename,"rb").read()
self.failUnlessEqual(got, datas[4])
d.addCallback(_check_cp_out)
# copy from disk to disk (silly case)
target2_filename = os.path.join(self.basedir, "file-out-copy")
d.addCallback(run, "cp", target_filename, target2_filename)
def _check_cp_out2((out,err)):
self.failUnless(os.path.exists(target2_filename))
got = open(target2_filename,"rb").read()
self.failUnlessEqual(got, datas[4])
d.addCallback(_check_cp_out2)
# copy from tahoe into disk, overwriting an existing file
d.addCallback(run, "cp", "tahoe:file3", target_filename)
def _check_cp_out3((out,err)):
self.failUnless(os.path.exists(target_filename))
got = open(target_filename,"rb").read()
self.failUnlessEqual(got, datas[3])
d.addCallback(_check_cp_out3)
# copy from disk into tahoe, overwriting an existing immutable file
d.addCallback(run, "cp", files[5], "tahoe:file4")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["file3", "file3-copy", "file4"])
d.addCallback(run, "get", "tahoe:file4")
d.addCallback(_check_stdout_against, 5)
# copy from disk into tahoe, overwriting an existing mutable file
d.addCallback(run, "cp", files[5], "tahoe:file3")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["file3", "file3-copy", "file4"])
d.addCallback(run, "get", "tahoe:file3")
d.addCallback(_check_stdout_against, 5)
# recursive copy: setup
dn = os.path.join(self.basedir, "dir1")
os.makedirs(dn)
open(os.path.join(dn, "rfile1"), "wb").write("rfile1")
open(os.path.join(dn, "rfile2"), "wb").write("rfile2")
open(os.path.join(dn, "rfile3"), "wb").write("rfile3")
sdn2 = os.path.join(dn, "subdir2")
os.makedirs(sdn2)
open(os.path.join(sdn2, "rfile4"), "wb").write("rfile4")
open(os.path.join(sdn2, "rfile5"), "wb").write("rfile5")
# from disk into tahoe
d.addCallback(run, "cp", "-r", dn, "tahoe:dir1")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["dir1"])
d.addCallback(run, "ls", "dir1")
d.addCallback(_check_ls, ["rfile1", "rfile2", "rfile3", "subdir2"],
["rfile4", "rfile5"])
d.addCallback(run, "ls", "tahoe:dir1/subdir2")
d.addCallback(_check_ls, ["rfile4", "rfile5"],
["rfile1", "rfile2", "rfile3"])
d.addCallback(run, "get", "dir1/subdir2/rfile4")
d.addCallback(_check_stdout_against, data="rfile4")
# and back out again
dn_copy = os.path.join(self.basedir, "dir1-copy")
d.addCallback(run, "cp", "--verbose", "-r", "tahoe:dir1", dn_copy)
def _check_cp_r_out((out,err)):
def _cmp(name):
old = open(os.path.join(dn, name), "rb").read()
newfn = os.path.join(dn_copy, name)
self.failUnless(os.path.exists(newfn))
new = open(newfn, "rb").read()
self.failUnlessEqual(old, new)
_cmp("rfile1")
_cmp("rfile2")
_cmp("rfile3")
_cmp(os.path.join("subdir2", "rfile4"))
_cmp(os.path.join("subdir2", "rfile5"))
d.addCallback(_check_cp_r_out)
# and copy it a second time, which ought to overwrite the same files
d.addCallback(run, "cp", "-r", "tahoe:dir1", dn_copy)
# and again, only writing filecaps
dn_copy2 = os.path.join(self.basedir, "dir1-copy-capsonly")
d.addCallback(run, "cp", "-r", "--caps-only", "tahoe:dir1", dn_copy2)
def _check_capsonly((out,err)):
# these should all be LITs
x = open(os.path.join(dn_copy2, "subdir2", "rfile4")).read()
y = uri.from_string_filenode(x)
self.failUnlessEqual(y.data, "rfile4")
d.addCallback(_check_capsonly)
# and tahoe-to-tahoe
d.addCallback(run, "cp", "-r", "tahoe:dir1", "tahoe:dir1-copy")
d.addCallback(run, "ls")
d.addCallback(_check_ls, ["dir1", "dir1-copy"])
d.addCallback(run, "ls", "dir1-copy")
d.addCallback(_check_ls, ["rfile1", "rfile2", "rfile3", "subdir2"],
["rfile4", "rfile5"])
d.addCallback(run, "ls", "tahoe:dir1-copy/subdir2")
d.addCallback(_check_ls, ["rfile4", "rfile5"],
["rfile1", "rfile2", "rfile3"])
d.addCallback(run, "get", "dir1-copy/subdir2/rfile4")
d.addCallback(_check_stdout_against, data="rfile4")
# and copy it a second time, which ought to overwrite the same files
d.addCallback(run, "cp", "-r", "tahoe:dir1", "tahoe:dir1-copy")
# tahoe_ls doesn't currently handle the error correctly: it tries to
# JSON-parse a traceback.
## def _ls_missing(res):
## argv = ["ls"] + nodeargs + ["bogus"]
## return self._run_cli(argv)
## d.addCallback(_ls_missing)
## def _check_ls_missing((out,err)):
## print "OUT", out
## print "ERR", err
## self.failUnlessEqual(err, "")
## d.addCallback(_check_ls_missing)
return d
def _run_cli(self, argv, stdin=""):
#print "CLI:", argv
stdout, stderr = StringIO(), StringIO()
d = threads.deferToThread(runner.runner, argv, run_by_human=False,
stdin=StringIO(stdin),
stdout=stdout, stderr=stderr)
def _done(res):
return stdout.getvalue(), stderr.getvalue()
d.addCallback(_done)
return d
def _test_checker(self, res):
ut = upload.Data("too big to be literal" * 200, convergence=None)
d = self._personal_node.add_file(u"big file", ut)
d.addCallback(lambda res: self._personal_node.check(Monitor()))
def _check_dirnode_results(r):
self.failUnless(r.is_healthy())
d.addCallback(_check_dirnode_results)
d.addCallback(lambda res: self._personal_node.check(Monitor(), verify=True))
d.addCallback(_check_dirnode_results)
d.addCallback(lambda res: self._personal_node.get(u"big file"))
def _got_chk_filenode(n):
self.failUnless(isinstance(n, ImmutableFileNode))
d = n.check(Monitor())
def _check_filenode_results(r):
self.failUnless(r.is_healthy())
d.addCallback(_check_filenode_results)
d.addCallback(lambda res: n.check(Monitor(), verify=True))
d.addCallback(_check_filenode_results)
return d
d.addCallback(_got_chk_filenode)
d.addCallback(lambda res: self._personal_node.get(u"sekrit data"))
def _got_lit_filenode(n):
self.failUnless(isinstance(n, LiteralFileNode))
d = n.check(Monitor())
def _check_lit_filenode_results(r):
self.failUnlessEqual(r, None)
d.addCallback(_check_lit_filenode_results)
d.addCallback(lambda res: n.check(Monitor(), verify=True))
d.addCallback(_check_lit_filenode_results)
return d
d.addCallback(_got_lit_filenode)
return d