1 # -*- coding: utf-8 -*-
3 from twisted.trial import unittest
5 from twisted.python import usage, runtime
6 from twisted.internet import utils
7 import os.path, re, sys
8 from cStringIO import StringIO
9 from allmydata.util import fileutil, pollmixin
10 from allmydata.util.encodingutil import unicode_to_argv, unicode_to_output
11 from allmydata.scripts import runner
13 from allmydata.test import common_util
16 bintahoe = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(allmydata.__file__))), 'bin', 'tahoe')
17 if sys.platform == "win32":
18 bintahoe += ".pyscript"
22 def skip_if_cannot_run_bintahoe(self):
23 if "cygwin" in sys.platform.lower():
24 raise unittest.SkipTest("We don't know how to make this test work on cygwin: spawnProcess seems to hang forever. We don't know if 'bin/tahoe start' can be run on cygwin.")
25 if not os.path.exists(bintahoe):
26 raise unittest.SkipTest("The bin/tahoe script isn't to be found in the expected location (%s), and I don't want to test a 'tahoe' executable that I find somewhere else, in case it isn't the right executable for this version of Tahoe. Perhaps running 'setup.py build' again will help." % (bintahoe,))
28 def skip_if_cannot_daemonize(self):
29 self.skip_if_cannot_run_bintahoe()
30 if runtime.platformType == "win32":
31 # twistd on windows doesn't daemonize. cygwin should work normally.
32 raise unittest.SkipTest("twistd does not fork under windows")
35 class BinTahoe(common_util.SignalMixin, unittest.TestCase, SkipMixin):
37 self.skip_if_cannot_run_bintahoe()
38 d = utils.getProcessOutputAndValue(bintahoe, args=["--version-and-path"], env=os.environ)
40 out, err, rc_or_sig = res
41 self.failUnlessEqual(rc_or_sig, 0, str(res))
43 # Fail unless the package is *this* version *and* was loaded from *this* source directory.
44 ad = os.path.dirname(os.path.dirname(os.path.realpath(allmydata.__file__)))
45 required_ver_and_path = "%s: %s (%s)" % (allmydata.__appname__, allmydata.__version__, ad)
46 self.failUnless(out.startswith(required_ver_and_path),
47 str((out, err, rc_or_sig, required_ver_and_path)))
51 def test_unicode_arguments_and_output(self):
52 self.skip_if_cannot_run_bintahoe()
56 tricky_arg = unicode_to_argv(tricky, mangle=True)
57 tricky_out = unicode_to_output(tricky)
58 except UnicodeEncodeError:
59 raise unittest.SkipTest("A non-ASCII argument/output could not be encoded on this platform.")
61 d = utils.getProcessOutputAndValue(bintahoe, args=[tricky_arg], env=os.environ)
63 out, err, rc_or_sig = res
64 self.failUnlessEqual(rc_or_sig, 1, str((out, err, rc_or_sig)))
65 self.failUnlessIn("Unknown command: "+tricky_out, out)
69 def test_version_no_noise(self):
70 self.skip_if_cannot_run_bintahoe()
73 pkg_resources.require("Twisted>=9.0.0")
74 except pkg_resources.VersionConflict:
75 raise unittest.SkipTest("We pass this test only with Twisted >= v9.0.0")
77 d = utils.getProcessOutputAndValue(bintahoe, args=["--version"], env=os.environ)
79 out, err, rc_or_sig = res
80 self.failUnlessEqual(rc_or_sig, 0, str(res))
81 self.failUnless(out.startswith(allmydata.__appname__+':'), str(res))
82 self.failIfIn("DeprecationWarning", out, str(res))
83 self.failUnlessEqual(err, "", str(res))
88 class CreateNode(unittest.TestCase):
89 # exercise "tahoe create-node", create-introducer,
90 # create-key-generator, and create-stats-gatherer, by calling the
91 # corresponding code as a subroutine.
93 def workdir(self, name):
94 basedir = os.path.join("test_runner", "CreateNode", name)
95 fileutil.make_dirs(basedir)
98 def run_tahoe(self, argv):
99 out,err = StringIO(), StringIO()
100 rc = runner.runner(argv, stdout=out, stderr=err)
101 return rc, out.getvalue(), err.getvalue()
103 def do_create(self, command, basedir):
104 c1 = os.path.join(basedir, command + "-c1")
105 argv = ["--quiet", command, "--basedir", c1]
106 rc, out, err = self.run_tahoe(argv)
107 self.failUnlessEqual(err, "")
108 self.failUnlessEqual(out, "")
109 self.failUnlessEqual(rc, 0)
110 self.failUnless(os.path.exists(c1))
111 self.failUnless(os.path.exists(os.path.join(c1, "tahoe-client.tac")))
113 # tahoe.cfg should exist, and should have storage enabled for
114 # 'create-node', and disabled for 'create-client'.
115 tahoe_cfg = os.path.join(c1, "tahoe.cfg")
116 self.failUnless(os.path.exists(tahoe_cfg))
117 content = open(tahoe_cfg).read()
118 if command == "create-client":
119 self.failUnless("\n[storage]\nenabled = false\n" in content)
121 self.failUnless("\n[storage]\nenabled = true\n" in content)
123 # creating the client a second time should be rejected
124 rc, out, err = self.run_tahoe(argv)
125 self.failIfEqual(rc, 0, str((out, err, rc)))
126 self.failUnlessEqual(out, "")
127 self.failUnless("is not empty." in err)
129 # Fail if there is a non-empty line that doesn't end with a
131 for line in err.splitlines():
132 self.failIf(re.search("[\S][^\.!?]$", line), (line,))
134 # test that the non --basedir form works too
135 c2 = os.path.join(basedir, command + "c2")
136 argv = ["--quiet", command, c2]
137 rc, out, err = self.run_tahoe(argv)
138 self.failUnless(os.path.exists(c2))
139 self.failUnless(os.path.exists(os.path.join(c2, "tahoe-client.tac")))
141 # make sure it rejects too many arguments
142 argv = [command, "basedir", "extraarg"]
143 self.failUnlessRaises(usage.UsageError,
148 basedir = self.workdir("test_node")
149 self.do_create("create-node", basedir)
151 def test_client(self):
152 # create-client should behave like create-node --no-storage.
153 basedir = self.workdir("test_client")
154 self.do_create("create-client", basedir)
156 def test_introducer(self):
157 basedir = self.workdir("test_introducer")
158 c1 = os.path.join(basedir, "c1")
159 argv = ["--quiet", "create-introducer", "--basedir", c1]
160 rc, out, err = self.run_tahoe(argv)
161 self.failUnlessEqual(err, "", err)
162 self.failUnlessEqual(out, "")
163 self.failUnlessEqual(rc, 0)
164 self.failUnless(os.path.exists(c1))
165 self.failUnless(os.path.exists(os.path.join(c1,"tahoe-introducer.tac")))
167 # creating the introducer a second time should be rejected
168 rc, out, err = self.run_tahoe(argv)
169 self.failIfEqual(rc, 0)
170 self.failUnlessEqual(out, "")
171 self.failUnless("is not empty" in err)
173 # Fail if there is a non-empty line that doesn't end with a
175 for line in err.splitlines():
176 self.failIf(re.search("[\S][^\.!?]$", line), (line,))
178 # test the non --basedir form
179 c2 = os.path.join(basedir, "c2")
180 argv = ["--quiet", "create-introducer", c2]
181 rc, out, err = self.run_tahoe(argv)
182 self.failUnlessEqual(err, "", err)
183 self.failUnlessEqual(out, "")
184 self.failUnlessEqual(rc, 0)
185 self.failUnless(os.path.exists(c2))
186 self.failUnless(os.path.exists(os.path.join(c2,"tahoe-introducer.tac")))
188 # reject extra arguments
189 argv = ["create-introducer", "basedir", "extraarg"]
190 self.failUnlessRaises(usage.UsageError,
193 # and require basedir to be provided in some form
194 argv = ["create-introducer"]
195 self.failUnlessRaises(usage.UsageError,
199 def test_key_generator(self):
200 basedir = self.workdir("test_key_generator")
201 kg1 = os.path.join(basedir, "kg1")
202 argv = ["--quiet", "create-key-generator", "--basedir", kg1]
203 rc, out, err = self.run_tahoe(argv)
204 self.failUnlessEqual(err, "")
205 self.failUnlessEqual(out, "")
206 self.failUnlessEqual(rc, 0)
207 self.failUnless(os.path.exists(kg1))
208 self.failUnless(os.path.exists(os.path.join(kg1, "tahoe-key-generator.tac")))
210 # creating it a second time should be rejected
211 rc, out, err = self.run_tahoe(argv)
212 self.failIfEqual(rc, 0, str((out, err, rc)))
213 self.failUnlessEqual(out, "")
214 self.failUnlessIn("is not empty.", err)
216 # make sure it rejects too many arguments
217 argv = ["create-key-generator", "basedir", "extraarg"]
218 self.failUnlessRaises(usage.UsageError,
222 # make sure it rejects a missing basedir specification
223 argv = ["create-key-generator"]
224 self.failUnlessRaises(usage.UsageError,
228 def test_stats_gatherer(self):
229 basedir = self.workdir("test_stats_gatherer")
230 sg1 = os.path.join(basedir, "sg1")
231 argv = ["--quiet", "create-stats-gatherer", "--basedir", sg1]
232 rc, out, err = self.run_tahoe(argv)
233 self.failUnlessEqual(err, "")
234 self.failUnlessEqual(out, "")
235 self.failUnlessEqual(rc, 0)
236 self.failUnless(os.path.exists(sg1))
237 self.failUnless(os.path.exists(os.path.join(sg1, "tahoe-stats-gatherer.tac")))
239 # creating it a second time should be rejected
240 rc, out, err = self.run_tahoe(argv)
241 self.failIfEqual(rc, 0, str((out, err, rc)))
242 self.failUnlessEqual(out, "")
243 self.failUnless("is not empty." in err)
245 # test the non --basedir form
246 kg2 = os.path.join(basedir, "kg2")
247 argv = ["--quiet", "create-stats-gatherer", kg2]
248 rc, out, err = self.run_tahoe(argv)
249 self.failUnlessEqual(err, "", err)
250 self.failUnlessEqual(out, "")
251 self.failUnlessEqual(rc, 0)
252 self.failUnless(os.path.exists(kg2))
253 self.failUnless(os.path.exists(os.path.join(kg2,"tahoe-stats-gatherer.tac")))
255 # make sure it rejects too many arguments
256 argv = ["create-stats-gatherer", "basedir", "extraarg"]
257 self.failUnlessRaises(usage.UsageError,
261 # make sure it rejects a missing basedir specification
262 argv = ["create-stats-gatherer"]
263 rc, out, err = self.run_tahoe(argv)
264 self.failIfEqual(rc, 0, str((out, err, rc)))
265 self.failUnlessEqual(out, "")
266 self.failUnless("a basedir was not provided" in err)
268 def test_subcommands(self):
269 # no arguments should trigger a command listing, via UsageError
270 self.failUnlessRaises(usage.UsageError,
276 class RunNode(common_util.SignalMixin, unittest.TestCase, pollmixin.PollMixin,
278 # exercise "tahoe start", for both introducer, client node, and
279 # key-generator, by spawning "tahoe start" as a subprocess. This doesn't
280 # get us figleaf-based line-level coverage, but it does a better job of
281 # confirming that the user can actually run "./bin/tahoe start" and
282 # expect it to work. This verifies that bin/tahoe sets up PYTHONPATH and
283 # the like correctly.
285 # This doesn't work on cygwin (it hangs forever), so we skip this test
286 # when we're on cygwin. It is likely that "tahoe start" itself doesn't
287 # work on cygwin: twisted seems unable to provide a version of
288 # spawnProcess which really works there.
290 def workdir(self, name):
291 basedir = os.path.join("test_runner", "RunNode", name)
292 fileutil.make_dirs(basedir)
295 def test_introducer(self):
296 self.skip_if_cannot_daemonize()
297 basedir = self.workdir("test_introducer")
298 c1 = os.path.join(basedir, "c1")
299 HOTLINE_FILE = os.path.join(c1, "suicide_prevention_hotline")
300 TWISTD_PID_FILE = os.path.join(c1, "twistd.pid")
301 INTRODUCER_FURL_FILE = os.path.join(c1, "introducer.furl")
303 d = utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "create-introducer", "--basedir", c1], env=os.environ)
305 out, err, rc_or_sig = res
306 self.failUnlessEqual(rc_or_sig, 0)
307 # by writing this file, we get ten seconds before the node will
308 # exit. This insures that even if the test fails (and the 'stop'
309 # command doesn't work), the client should still terminate.
310 open(HOTLINE_FILE, "w").write("")
311 # now it's safe to start the node
314 def _then_start_the_node(res):
315 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", c1], env=os.environ)
316 d.addCallback(_then_start_the_node)
319 out, err, rc_or_sig = res
321 open(HOTLINE_FILE, "w").write("")
322 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
323 self.failUnlessEqual(rc_or_sig, 0, errstr)
324 self.failUnlessEqual(out, "", errstr)
325 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
327 # the parent (twistd) has exited. However, twistd writes the pid
328 # from the child, not the parent, so we can't expect twistd.pid
329 # to exist quite yet.
331 # the node is running, but it might not have made it past the
332 # first reactor turn yet, and if we kill it too early, it won't
333 # remove the twistd.pid file. So wait until it does something
334 # that we know it won't do until after the first turn.
337 def _node_has_started():
338 return os.path.exists(INTRODUCER_FURL_FILE)
339 d.addCallback(lambda res: self.poll(_node_has_started))
342 open(HOTLINE_FILE, "w").write("")
343 self.failUnless(os.path.exists(TWISTD_PID_FILE))
344 # rm this so we can detect when the second incarnation is ready
345 os.unlink(INTRODUCER_FURL_FILE)
346 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "restart", c1], env=os.environ)
347 d.addCallback(_started)
350 out, err, rc_or_sig = res
351 open(HOTLINE_FILE, "w").write("")
352 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
353 self.failUnlessEqual(rc_or_sig, 0, errstr)
354 self.failUnlessEqual(out, "", errstr)
355 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
358 # again, the second incarnation of the node might not be ready yet,
359 # so poll until it is
360 d.addCallback(lambda res: self.poll(_node_has_started))
362 # now we can kill it. TODO: On a slow machine, the node might kill
363 # itself before we get a chance too, especially if spawning the
364 # 'tahoe stop' command takes a while.
366 open(HOTLINE_FILE, "w").write("")
367 self.failUnless(os.path.exists(TWISTD_PID_FILE))
369 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "stop", c1], env=os.environ)
372 def _after_stopping(res):
373 out, err, rc_or_sig = res
374 open(HOTLINE_FILE, "w").write("")
375 # the parent has exited by now
376 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
377 self.failUnlessEqual(rc_or_sig, 0, errstr)
378 self.failUnlessEqual(out, "", errstr)
379 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
380 # the parent was supposed to poll and wait until it sees
381 # twistd.pid go away before it exits, so twistd.pid should be
383 self.failIf(os.path.exists(TWISTD_PID_FILE))
384 d.addCallback(_after_stopping)
386 def _remove_hotline(res):
387 os.unlink(HOTLINE_FILE)
389 d.addBoth(_remove_hotline)
391 test_introducer.timeout = 480 # This hit the 120-second timeout on "François Lenny-armv5tel", then it hit a 240-second timeout on our feisty2.5 buildslave: http://allmydata.org/buildbot/builders/feisty2.5/builds/2381/steps/test/logs/test.log
393 def test_client_no_noise(self):
394 self.skip_if_cannot_daemonize()
397 pkg_resources.require("Twisted>=9.0.0")
398 except pkg_resources.VersionConflict:
399 raise unittest.SkipTest("We pass this test only with Twisted >= v9.0.0")
400 basedir = self.workdir("test_client_no_noise")
401 c1 = os.path.join(basedir, "c1")
402 HOTLINE_FILE = os.path.join(c1, "suicide_prevention_hotline")
403 TWISTD_PID_FILE = os.path.join(c1, "twistd.pid")
404 PORTNUMFILE = os.path.join(c1, "client.port")
406 d = utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "create-client", "--basedir", c1, "--webport", "0"], env=os.environ)
408 out, err, rc_or_sig = res
409 errstr = "cc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
410 assert rc_or_sig == 0, errstr
411 self.failUnlessEqual(rc_or_sig, 0)
412 # By writing this file, we get forty seconds before the client will exit. This insures
413 # that even if the 'stop' command doesn't work (and the test fails), the client should
415 open(HOTLINE_FILE, "w").write("")
416 open(os.path.join(c1, "introducer.furl"), "w").write("pb://xrndsskn2zuuian5ltnxrte7lnuqdrkz@127.0.0.1:55617/introducer\n")
417 # now it's safe to start the node
421 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", c1], env=os.environ)
422 d.addCallback(_start)
425 out, err, rc_or_sig = res
426 errstr = "cc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
427 open(HOTLINE_FILE, "w").write("")
428 self.failUnlessEqual(rc_or_sig, 0, errstr)
429 self.failUnlessEqual(out, "", errstr) # If you emit noise, you fail this test.
430 self.failUnlessEqual(err, "", errstr)
432 # the parent (twistd) has exited. However, twistd writes the pid
433 # from the child, not the parent, so we can't expect twistd.pid
434 # to exist quite yet.
436 # the node is running, but it might not have made it past the
437 # first reactor turn yet, and if we kill it too early, it won't
438 # remove the twistd.pid file. So wait until it does something
439 # that we know it won't do until after the first turn.
442 def _node_has_started():
443 return os.path.exists(PORTNUMFILE)
444 d.addCallback(lambda res: self.poll(_node_has_started))
446 # now we can kill it. TODO: On a slow machine, the node might kill
447 # itself before we get a chance too, especially if spawning the
448 # 'tahoe stop' command takes a while.
450 self.failUnless(os.path.exists(TWISTD_PID_FILE), (TWISTD_PID_FILE, os.listdir(os.path.dirname(TWISTD_PID_FILE))))
451 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "stop", c1], env=os.environ)
455 def test_client(self):
456 self.skip_if_cannot_daemonize()
457 basedir = self.workdir("test_client")
458 c1 = os.path.join(basedir, "c1")
459 HOTLINE_FILE = os.path.join(c1, "suicide_prevention_hotline")
460 TWISTD_PID_FILE = os.path.join(c1, "twistd.pid")
461 PORTNUMFILE = os.path.join(c1, "client.port")
463 d = utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "create-node", "--basedir", c1, "--webport", "0"], env=os.environ)
465 out, err, rc_or_sig = res
466 self.failUnlessEqual(rc_or_sig, 0)
467 # By writing this file, we get sixty seconds before the client will exit. This insures
468 # that even if the 'stop' command doesn't work (and the test fails), the client should
470 open(HOTLINE_FILE, "w").write("")
471 open(os.path.join(c1, "introducer.furl"), "w").write("pb://xrndsskn2zuuian5ltnxrte7lnuqdrkz@127.0.0.1:55617/introducer\n")
472 # now it's safe to start the node
476 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", c1], env=os.environ)
477 d.addCallback(_start)
480 out, err, rc_or_sig = res
481 open(HOTLINE_FILE, "w").write("")
482 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
483 self.failUnlessEqual(rc_or_sig, 0, errstr)
484 self.failUnlessEqual(out, "", errstr)
485 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
487 # the parent (twistd) has exited. However, twistd writes the pid
488 # from the child, not the parent, so we can't expect twistd.pid
489 # to exist quite yet.
491 # the node is running, but it might not have made it past the
492 # first reactor turn yet, and if we kill it too early, it won't
493 # remove the twistd.pid file. So wait until it does something
494 # that we know it won't do until after the first turn.
497 def _node_has_started():
498 return os.path.exists(PORTNUMFILE)
499 d.addCallback(lambda res: self.poll(_node_has_started))
502 open(HOTLINE_FILE, "w").write("")
503 self.failUnless(os.path.exists(TWISTD_PID_FILE))
504 # rm this so we can detect when the second incarnation is ready
505 os.unlink(PORTNUMFILE)
507 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "restart", c1], env=os.environ)
508 d.addCallback(_started)
511 out, err, rc_or_sig = res
513 open(HOTLINE_FILE, "w").write("")
514 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
515 self.failUnlessEqual(rc_or_sig, 0, errstr)
516 self.failUnlessEqual(out, "", errstr)
517 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
520 # again, the second incarnation of the node might not be ready yet,
521 # so poll until it is
522 d.addCallback(lambda res: self.poll(_node_has_started))
524 # now we can kill it. TODO: On a slow machine, the node might kill
525 # itself before we get a chance too, especially if spawning the
526 # 'tahoe stop' command takes a while.
528 open(HOTLINE_FILE, "w").write("")
529 self.failUnless(os.path.exists(TWISTD_PID_FILE), (TWISTD_PID_FILE, os.listdir(os.path.dirname(TWISTD_PID_FILE))))
530 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "stop", c1], env=os.environ)
534 out, err, rc_or_sig = res
536 open(HOTLINE_FILE, "w").write("")
537 # the parent has exited by now
538 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
539 self.failUnlessEqual(rc_or_sig, 0, errstr)
540 self.failUnlessEqual(out, "", errstr)
541 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
542 # the parent was supposed to poll and wait until it sees
543 # twistd.pid go away before it exits, so twistd.pid should be
545 self.failIf(os.path.exists(TWISTD_PID_FILE))
547 def _remove_hotline(res):
548 os.unlink(HOTLINE_FILE)
550 d.addBoth(_remove_hotline)
553 def test_baddir(self):
554 self.skip_if_cannot_daemonize()
555 basedir = self.workdir("test_baddir")
556 fileutil.make_dirs(basedir)
558 d = utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", "--basedir", basedir], env=os.environ)
560 out, err, rc_or_sig = res
561 self.failUnlessEqual(rc_or_sig, 1)
562 self.failUnless("does not look like a node directory" in err, err)
565 def _then_stop_it(res):
566 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "stop", "--basedir", basedir], env=os.environ)
567 d.addCallback(_then_stop_it)
570 out, err, rc_or_sig = res
571 self.failUnlessEqual(rc_or_sig, 2)
572 self.failUnless("does not look like a running node directory" in err)
575 def _then_start_in_bogus_basedir(res):
576 not_a_dir = os.path.join(basedir, "bogus")
577 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", "--basedir", not_a_dir], env=os.environ)
578 d.addCallback(_then_start_in_bogus_basedir)
581 out, err, rc_or_sig = res
582 self.failUnlessEqual(rc_or_sig, 1)
583 self.failUnless("does not look like a directory at all" in err, err)
587 def test_keygen(self):
588 self.skip_if_cannot_daemonize()
589 basedir = self.workdir("test_keygen")
590 c1 = os.path.join(basedir, "c1")
591 TWISTD_PID_FILE = os.path.join(c1, "twistd.pid")
592 KEYGEN_FURL_FILE = os.path.join(c1, "key_generator.furl")
594 d = utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "create-key-generator", "--basedir", c1], env=os.environ)
596 out, err, rc_or_sig = res
597 self.failUnlessEqual(rc_or_sig, 0)
601 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "start", c1], env=os.environ)
602 d.addCallback(_start)
605 out, err, rc_or_sig = res
606 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
607 self.failUnlessEqual(rc_or_sig, 0, errstr)
608 self.failUnlessEqual(out, "", errstr)
609 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
611 # the parent (twistd) has exited. However, twistd writes the pid
612 # from the child, not the parent, so we can't expect twistd.pid
613 # to exist quite yet.
615 # the node is running, but it might not have made it past the
616 # first reactor turn yet, and if we kill it too early, it won't
617 # remove the twistd.pid file. So wait until it does something
618 # that we know it won't do until after the first turn.
621 def _node_has_started():
622 return os.path.exists(KEYGEN_FURL_FILE)
623 d.addCallback(lambda res: self.poll(_node_has_started))
626 self.failUnless(os.path.exists(TWISTD_PID_FILE))
627 # rm this so we can detect when the second incarnation is ready
628 os.unlink(KEYGEN_FURL_FILE)
629 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "restart", c1], env=os.environ)
630 d.addCallback(_started)
633 out, err, rc_or_sig = res
634 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
635 self.failUnlessEqual(rc_or_sig, 0, errstr)
636 self.failUnlessEqual(out, "", errstr)
637 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
640 # again, the second incarnation of the node might not be ready yet,
641 # so poll until it is
642 d.addCallback(lambda res: self.poll(_node_has_started))
644 # now we can kill it. TODO: On a slow machine, the node might kill
645 # itself before we get a chance too, especially if spawning the
646 # 'tahoe stop' command takes a while.
648 self.failUnless(os.path.exists(TWISTD_PID_FILE))
649 return utils.getProcessOutputAndValue(bintahoe, args=["--quiet", "stop", c1], env=os.environ)
653 out, err, rc_or_sig = res
654 # the parent has exited by now
655 errstr = "rc=%d, OUT: '%s', ERR: '%s'" % (rc_or_sig, out, err)
656 self.failUnlessEqual(rc_or_sig, 0, errstr)
657 self.failUnlessEqual(out, "", errstr)
658 # self.failUnlessEqual(err, "", errstr) # See test_client_no_noise -- for now we ignore noise.
659 # the parent was supposed to poll and wait until it sees
660 # twistd.pid go away before it exits, so twistd.pid should be
662 self.failIf(os.path.exists(TWISTD_PID_FILE))