1855 lines
74 KiB
Python
1855 lines
74 KiB
Python
# Copyright (c) 2010-2012 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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from test.unit import temptree
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import os
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import sys
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import resource
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import signal
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import errno
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from collections import defaultdict
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from threading import Thread
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from time import sleep, time
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from swift.common import manager
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DUMMY_SIG = 1
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class MockOs(object):
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RAISE_EPERM_SIG = 99
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def __init__(self, pids):
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self.running_pids = pids
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self.pid_sigs = defaultdict(list)
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self.closed_fds = []
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self.child_pid = 9999 # fork defaults to test parent process path
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self.execlp_called = False
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def kill(self, pid, sig):
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if sig == self.RAISE_EPERM_SIG:
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raise OSError(errno.EPERM, 'Operation not permitted')
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if pid not in self.running_pids:
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raise OSError(3, 'No such process')
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self.pid_sigs[pid].append(sig)
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def __getattr__(self, name):
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# I only over-ride portions of the os module
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try:
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return object.__getattr__(self, name)
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except AttributeError:
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return getattr(os, name)
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def pop_stream(f):
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"""read everything out of file from the top and clear it out
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"""
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f.flush()
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f.seek(0)
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output = f.read()
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f.seek(0)
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f.truncate()
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#print >> sys.stderr, output
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return output
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class TestManagerModule(unittest.TestCase):
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def test_servers(self):
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main_plus_rest = set(manager.MAIN_SERVERS + manager.REST_SERVERS)
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self.assertEquals(set(manager.ALL_SERVERS), main_plus_rest)
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# make sure there's no server listed in both
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self.assertEquals(len(main_plus_rest), len(manager.MAIN_SERVERS) +
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len(manager.REST_SERVERS))
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def test_setup_env(self):
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class MockResource(object):
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def __init__(self, error=None):
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self.error = error
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self.called_with_args = []
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def setrlimit(self, resource, limits):
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if self.error:
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raise self.error
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self.called_with_args.append((resource, limits))
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def __getattr__(self, name):
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# I only over-ride portions of the resource module
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try:
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return object.__getattr__(self, name)
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except AttributeError:
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return getattr(resource, name)
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_orig_resource = manager.resource
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_orig_environ = os.environ
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try:
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manager.resource = MockResource()
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manager.os.environ = {}
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manager.setup_env()
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expected = [
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(resource.RLIMIT_NOFILE, (manager.MAX_DESCRIPTORS,
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manager.MAX_DESCRIPTORS)),
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(resource.RLIMIT_DATA, (manager.MAX_MEMORY,
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manager.MAX_MEMORY)),
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(resource.RLIMIT_NPROC, (manager.MAX_PROCS,
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manager.MAX_PROCS)),
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]
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self.assertEquals(manager.resource.called_with_args, expected)
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self.assertTrue(
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manager.os.environ['PYTHON_EGG_CACHE'].startswith('/tmp'))
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# test error condition
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manager.resource = MockResource(error=ValueError())
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manager.os.environ = {}
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manager.setup_env()
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self.assertEquals(manager.resource.called_with_args, [])
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self.assertTrue(
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manager.os.environ['PYTHON_EGG_CACHE'].startswith('/tmp'))
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manager.resource = MockResource(error=OSError())
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manager.os.environ = {}
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self.assertRaises(OSError, manager.setup_env)
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self.assertEquals(manager.os.environ.get('PYTHON_EGG_CACHE'), None)
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finally:
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manager.resource = _orig_resource
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os.environ = _orig_environ
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def test_command_wrapper(self):
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@manager.command
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def myfunc(arg1):
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"""test doc
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"""
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return arg1
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self.assertEquals(myfunc.__doc__.strip(), 'test doc')
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self.assertEquals(myfunc(1), 1)
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self.assertEquals(myfunc(0), 0)
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self.assertEquals(myfunc(True), 1)
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self.assertEquals(myfunc(False), 0)
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self.assert_(hasattr(myfunc, 'publicly_accessible'))
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self.assert_(myfunc.publicly_accessible)
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def test_watch_server_pids(self):
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class MockOs(object):
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WNOHANG = os.WNOHANG
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def __init__(self, pid_map=None):
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if pid_map is None:
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pid_map = {}
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self.pid_map = {}
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for pid, v in pid_map.items():
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self.pid_map[pid] = (x for x in v)
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def waitpid(self, pid, options):
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try:
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rv = self.pid_map[pid].next()
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except StopIteration:
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raise OSError(errno.ECHILD, os.strerror(errno.ECHILD))
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except KeyError:
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raise OSError(errno.ESRCH, os.strerror(errno.ESRCH))
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if isinstance(rv, Exception):
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raise rv
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else:
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return rv
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class MockTime(object):
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def __init__(self, ticks=None):
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self.tock = time()
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if not ticks:
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ticks = []
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self.ticks = (t for t in ticks)
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def time(self):
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try:
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self.tock += self.ticks.next()
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except StopIteration:
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self.tock += 1
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return self.tock
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def sleep(*args):
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return
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class MockServer(object):
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def __init__(self, pids, run_dir=manager.RUN_DIR, zombie=0):
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self.heartbeat = (pids for _ in range(zombie))
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def get_running_pids(self):
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try:
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rv = self.heartbeat.next()
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return rv
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except StopIteration:
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return {}
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_orig_os = manager.os
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_orig_time = manager.time
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_orig_server = manager.Server
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try:
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manager.time = MockTime()
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manager.os = MockOs()
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# this server always says it's dead when you ask for running pids
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server = MockServer([1])
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# list of pids keyed on servers to watch
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server_pids = {
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server: [1],
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}
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# basic test, server dies
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gen = manager.watch_server_pids(server_pids)
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expected = [(server, 1)]
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self.assertEquals([x for x in gen], expected)
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# start long running server and short interval
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server = MockServer([1], zombie=15)
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server_pids = {
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server: [1],
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}
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gen = manager.watch_server_pids(server_pids)
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self.assertEquals([x for x in gen], [])
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# wait a little longer
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gen = manager.watch_server_pids(server_pids, interval=15)
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self.assertEquals([x for x in gen], [(server, 1)])
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# zombie process
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server = MockServer([1], zombie=200)
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server_pids = {
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server: [1],
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}
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# test weird os error
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manager.os = MockOs({1: [OSError()]})
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gen = manager.watch_server_pids(server_pids)
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self.assertRaises(OSError, lambda: [x for x in gen])
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# test multi-server
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server1 = MockServer([1, 10], zombie=200)
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server2 = MockServer([2, 20], zombie=8)
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server_pids = {
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server1: [1, 10],
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server2: [2, 20],
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}
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pid_map = {
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1: [None for _ in range(10)],
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2: [None for _ in range(8)],
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20: [None for _ in range(4)],
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}
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manager.os = MockOs(pid_map)
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gen = manager.watch_server_pids(server_pids,
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interval=manager.KILL_WAIT)
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expected = [
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(server2, 2),
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(server2, 20),
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]
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self.assertEquals([x for x in gen], expected)
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finally:
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manager.os = _orig_os
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manager.time = _orig_time
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manager.Server = _orig_server
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def test_exc(self):
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self.assert_(issubclass(manager.UnknownCommandError, Exception))
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class TestServer(unittest.TestCase):
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def tearDown(self):
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reload(manager)
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def join_swift_dir(self, path):
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return os.path.join(manager.SWIFT_DIR, path)
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def join_run_dir(self, path):
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return os.path.join(manager.RUN_DIR, path)
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def test_create_server(self):
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server = manager.Server('proxy')
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self.assertEquals(server.server, 'proxy-server')
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self.assertEquals(server.type, 'proxy')
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self.assertEquals(server.cmd, 'swift-proxy-server')
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server = manager.Server('object-replicator')
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self.assertEquals(server.server, 'object-replicator')
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self.assertEquals(server.type, 'object')
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self.assertEquals(server.cmd, 'swift-object-replicator')
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def test_server_to_string(self):
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server = manager.Server('Proxy')
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self.assertEquals(str(server), 'proxy-server')
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server = manager.Server('object-replicator')
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self.assertEquals(str(server), 'object-replicator')
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def test_server_repr(self):
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server = manager.Server('proxy')
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self.assert_(server.__class__.__name__ in repr(server))
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self.assert_(str(server) in repr(server))
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def test_server_equality(self):
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server1 = manager.Server('Proxy')
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server2 = manager.Server('proxy-server')
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self.assertEquals(server1, server2)
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# it is NOT a string
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self.assertNotEquals(server1, 'proxy-server')
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def test_get_pid_file_name(self):
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server = manager.Server('proxy')
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conf_file = self.join_swift_dir('proxy-server.conf')
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pid_file = self.join_run_dir('proxy-server.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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server = manager.Server('object-replicator')
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conf_file = self.join_swift_dir('object-server/1.conf')
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pid_file = self.join_run_dir('object-replicator/1.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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server = manager.Server('container-auditor')
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conf_file = self.join_swift_dir(
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'container-server/1/container-auditor.conf')
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pid_file = self.join_run_dir(
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'container-auditor/1/container-auditor.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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def test_get_custom_pid_file_name(self):
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random_run_dir = "/random/dir"
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get_random_run_dir = lambda x: os.path.join(random_run_dir, x)
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server = manager.Server('proxy', run_dir=random_run_dir)
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conf_file = self.join_swift_dir('proxy-server.conf')
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pid_file = get_random_run_dir('proxy-server.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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server = manager.Server('object-replicator', run_dir=random_run_dir)
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conf_file = self.join_swift_dir('object-server/1.conf')
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pid_file = get_random_run_dir('object-replicator/1.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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server = manager.Server('container-auditor', run_dir=random_run_dir)
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conf_file = self.join_swift_dir(
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'container-server/1/container-auditor.conf')
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pid_file = get_random_run_dir(
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'container-auditor/1/container-auditor.pid')
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self.assertEquals(pid_file, server.get_pid_file_name(conf_file))
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def test_get_conf_file_name(self):
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server = manager.Server('proxy')
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conf_file = self.join_swift_dir('proxy-server.conf')
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pid_file = self.join_run_dir('proxy-server.pid')
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self.assertEquals(conf_file, server.get_conf_file_name(pid_file))
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server = manager.Server('object-replicator')
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conf_file = self.join_swift_dir('object-server/1.conf')
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pid_file = self.join_run_dir('object-replicator/1.pid')
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self.assertEquals(conf_file, server.get_conf_file_name(pid_file))
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server = manager.Server('container-auditor')
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conf_file = self.join_swift_dir(
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'container-server/1/container-auditor.conf')
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pid_file = self.join_run_dir(
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'container-auditor/1/container-auditor.pid')
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self.assertEquals(conf_file, server.get_conf_file_name(pid_file))
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server_name = manager.STANDALONE_SERVERS[0]
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server = manager.Server(server_name)
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conf_file = self.join_swift_dir(server_name + '.conf')
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pid_file = self.join_run_dir(server_name + '.pid')
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self.assertEquals(conf_file, server.get_conf_file_name(pid_file))
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def test_conf_files(self):
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# test get single conf file
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conf_files = (
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'proxy-server.conf',
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'proxy-server.ini',
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'auth-server.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server('proxy')
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conf_files = server.conf_files()
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self.assertEquals(len(conf_files), 1)
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conf_file = conf_files[0]
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proxy_conf = self.join_swift_dir('proxy-server.conf')
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self.assertEquals(conf_file, proxy_conf)
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# test multi server conf files & grouping of server-type config
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conf_files = (
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'object-server1.conf',
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'object-server/2.conf',
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'object-server/object3.conf',
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'object-server/conf/server4.conf',
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'object-server.txt',
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'proxy-server.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server('object-replicator')
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conf_files = server.conf_files()
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self.assertEquals(len(conf_files), 4)
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c1 = self.join_swift_dir('object-server1.conf')
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c2 = self.join_swift_dir('object-server/2.conf')
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c3 = self.join_swift_dir('object-server/object3.conf')
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c4 = self.join_swift_dir('object-server/conf/server4.conf')
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for c in [c1, c2, c3, c4]:
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self.assert_(c in conf_files)
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# test configs returned sorted
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sorted_confs = sorted([c1, c2, c3, c4])
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self.assertEquals(conf_files, sorted_confs)
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# test get single numbered conf
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conf_files = (
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'account-server/1.conf',
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'account-server/2.conf',
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'account-server/3.conf',
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'account-server/4.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server('account')
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conf_files = server.conf_files(number=2)
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self.assertEquals(len(conf_files), 1)
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conf_file = conf_files[0]
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self.assertEquals(conf_file,
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self.join_swift_dir('account-server/2.conf'))
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# test missing config number
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conf_files = server.conf_files(number=5)
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self.assertFalse(conf_files)
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# test getting specific conf
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conf_files = (
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'account-server/1.conf',
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'account-server/2.conf',
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'account-server/3.conf',
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'account-server/4.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server('account.2')
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conf_files = server.conf_files()
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self.assertEquals(len(conf_files), 1)
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conf_file = conf_files[0]
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self.assertEquals(conf_file,
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self.join_swift_dir('account-server/2.conf'))
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# test verbose & quiet
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conf_files = (
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'auth-server.ini',
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'container-server/1.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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old_stdout = sys.stdout
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try:
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with open(os.path.join(t, 'output'), 'w+') as f:
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sys.stdout = f
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server = manager.Server('auth')
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# check warn "unable to locate"
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conf_files = server.conf_files()
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self.assertFalse(conf_files)
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self.assert_('unable to locate' in pop_stream(f).lower())
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# check quiet will silence warning
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conf_files = server.conf_files(verbose=True, quiet=True)
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self.assertEquals(pop_stream(f), '')
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# check found config no warning
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server = manager.Server('container-auditor')
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conf_files = server.conf_files()
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self.assertEquals(pop_stream(f), '')
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# check missing config number warn "unable to locate"
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conf_files = server.conf_files(number=2)
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self.assert_('unable to locate' in pop_stream(f).lower())
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# check verbose lists configs
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conf_files = server.conf_files(number=2, verbose=True)
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c1 = self.join_swift_dir('container-server/1.conf')
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self.assert_(c1 in pop_stream(f))
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finally:
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sys.stdout = old_stdout
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# test standalone conf file
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server_name = manager.STANDALONE_SERVERS[0]
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conf_files = (server_name + '.conf',)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server(server_name)
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conf_files = server.conf_files()
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self.assertEquals(len(conf_files), 1)
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conf_file = conf_files[0]
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conf = self.join_swift_dir(server_name + '.conf')
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self.assertEquals(conf_file, conf)
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def test_proxy_conf_dir(self):
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conf_files = (
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'proxy-server.conf.d/00.conf',
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'proxy-server.conf.d/01.conf',
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)
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with temptree(conf_files) as t:
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manager.SWIFT_DIR = t
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server = manager.Server('proxy')
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conf_dirs = server.conf_files()
|
|
self.assertEquals(len(conf_dirs), 1)
|
|
conf_dir = conf_dirs[0]
|
|
proxy_conf_dir = self.join_swift_dir('proxy-server.conf.d')
|
|
self.assertEquals(proxy_conf_dir, conf_dir)
|
|
|
|
def test_named_conf_dir(self):
|
|
conf_files = (
|
|
'object-server/base.conf-template',
|
|
'object-server/object-server.conf.d/00_base.conf',
|
|
'object-server/object-server.conf.d/10_server.conf',
|
|
'object-server/object-replication.conf.d/00_base.conf',
|
|
'object-server/object-replication.conf.d/10_server.conf',
|
|
)
|
|
with temptree(conf_files) as t:
|
|
manager.SWIFT_DIR = t
|
|
server = manager.Server('object.replication')
|
|
conf_dirs = server.conf_files()
|
|
self.assertEquals(len(conf_dirs), 1)
|
|
conf_dir = conf_dirs[0]
|
|
replication_server_conf_dir = self.join_swift_dir(
|
|
'object-server/object-replication.conf.d')
|
|
self.assertEquals(replication_server_conf_dir, conf_dir)
|
|
# and again with no named filter
|
|
server = manager.Server('object')
|
|
conf_dirs = server.conf_files()
|
|
self.assertEquals(len(conf_dirs), 2)
|
|
for named_conf in ('server', 'replication'):
|
|
conf_dir = self.join_swift_dir(
|
|
'object-server/object-%s.conf.d' % named_conf)
|
|
self.assert_(conf_dir in conf_dirs)
|
|
|
|
def test_conf_dir(self):
|
|
conf_files = (
|
|
'object-server/object-server.conf-base',
|
|
'object-server/1.conf.d/base.conf',
|
|
'object-server/1.conf.d/1.conf',
|
|
'object-server/2.conf.d/base.conf',
|
|
'object-server/2.conf.d/2.conf',
|
|
'object-server/3.conf.d/base.conf',
|
|
'object-server/3.conf.d/3.conf',
|
|
'object-server/4.conf.d/base.conf',
|
|
'object-server/4.conf.d/4.conf',
|
|
)
|
|
with temptree(conf_files) as t:
|
|
manager.SWIFT_DIR = t
|
|
server = manager.Server('object-replicator')
|
|
conf_dirs = server.conf_files()
|
|
self.assertEquals(len(conf_dirs), 4)
|
|
c1 = self.join_swift_dir('object-server/1.conf.d')
|
|
c2 = self.join_swift_dir('object-server/2.conf.d')
|
|
c3 = self.join_swift_dir('object-server/3.conf.d')
|
|
c4 = self.join_swift_dir('object-server/4.conf.d')
|
|
for c in [c1, c2, c3, c4]:
|
|
self.assert_(c in conf_dirs)
|
|
# test configs returned sorted
|
|
sorted_confs = sorted([c1, c2, c3, c4])
|
|
self.assertEquals(conf_dirs, sorted_confs)
|
|
|
|
def test_named_conf_dir_pid_files(self):
|
|
conf_files = (
|
|
'object-server/object-server.pid.d',
|
|
'object-server/object-replication.pid.d',
|
|
)
|
|
with temptree(conf_files) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('object.replication', run_dir=t)
|
|
pid_files = server.pid_files()
|
|
self.assertEquals(len(pid_files), 1)
|
|
pid_file = pid_files[0]
|
|
replication_server_pid = self.join_run_dir(
|
|
'object-server/object-replication.pid.d')
|
|
self.assertEquals(replication_server_pid, pid_file)
|
|
# and again with no named filter
|
|
server = manager.Server('object', run_dir=t)
|
|
pid_files = server.pid_files()
|
|
self.assertEquals(len(pid_files), 2)
|
|
for named_pid in ('server', 'replication'):
|
|
pid_file = self.join_run_dir(
|
|
'object-server/object-%s.pid.d' % named_pid)
|
|
self.assert_(pid_file in pid_files)
|
|
|
|
def test_iter_pid_files(self):
|
|
"""
|
|
Server.iter_pid_files is kinda boring, test the
|
|
Server.pid_files stuff here as well
|
|
"""
|
|
pid_files = (
|
|
('proxy-server.pid', 1),
|
|
('auth-server.pid', 'blah'),
|
|
('object-replicator/1.pid', 11),
|
|
('object-replicator/2.pid', 12),
|
|
)
|
|
files, contents = zip(*pid_files)
|
|
with temptree(files, contents) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('proxy', run_dir=t)
|
|
# test get one file
|
|
iter = server.iter_pid_files()
|
|
pid_file, pid = iter.next()
|
|
self.assertEquals(pid_file, self.join_run_dir('proxy-server.pid'))
|
|
self.assertEquals(pid, 1)
|
|
# ... and only one file
|
|
self.assertRaises(StopIteration, iter.next)
|
|
# test invalid value in pid file
|
|
server = manager.Server('auth', run_dir=t)
|
|
self.assertRaises(ValueError, server.iter_pid_files().next)
|
|
# test object-server doesn't steal pids from object-replicator
|
|
server = manager.Server('object', run_dir=t)
|
|
self.assertRaises(StopIteration, server.iter_pid_files().next)
|
|
# test multi-pid iter
|
|
server = manager.Server('object-replicator', run_dir=t)
|
|
real_map = {
|
|
11: self.join_run_dir('object-replicator/1.pid'),
|
|
12: self.join_run_dir('object-replicator/2.pid'),
|
|
}
|
|
pid_map = {}
|
|
for pid_file, pid in server.iter_pid_files():
|
|
pid_map[pid] = pid_file
|
|
self.assertEquals(pid_map, real_map)
|
|
|
|
# test get pid_files by number
|
|
conf_files = (
|
|
'object-server/1.conf',
|
|
'object-server/2.conf',
|
|
'object-server/3.conf',
|
|
'object-server/4.conf',
|
|
)
|
|
|
|
pid_files = (
|
|
('object-server/1.pid', 1),
|
|
('object-server/2.pid', 2),
|
|
('object-server/5.pid', 5),
|
|
)
|
|
|
|
with temptree(conf_files) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('object', run_dir=t)
|
|
# test get all pid files
|
|
real_map = {
|
|
1: self.join_run_dir('object-server/1.pid'),
|
|
2: self.join_run_dir('object-server/2.pid'),
|
|
5: self.join_run_dir('object-server/5.pid'),
|
|
}
|
|
pid_map = {}
|
|
for pid_file, pid in server.iter_pid_files():
|
|
pid_map[pid] = pid_file
|
|
self.assertEquals(pid_map, real_map)
|
|
# test get pid with matching conf
|
|
pids = list(server.iter_pid_files(number=2))
|
|
self.assertEquals(len(pids), 1)
|
|
pid_file, pid = pids[0]
|
|
self.assertEquals(pid, 2)
|
|
pid_two = self.join_run_dir('object-server/2.pid')
|
|
self.assertEquals(pid_file, pid_two)
|
|
# try to iter on a pid number with a matching conf but no pid
|
|
pids = list(server.iter_pid_files(number=3))
|
|
self.assertFalse(pids)
|
|
# test get pids w/o matching conf
|
|
pids = list(server.iter_pid_files(number=5))
|
|
self.assertFalse(pids)
|
|
|
|
# test get pid_files by conf name
|
|
conf_files = (
|
|
'object-server/1.conf',
|
|
'object-server/2.conf',
|
|
'object-server/3.conf',
|
|
'object-server/4.conf',
|
|
)
|
|
|
|
pid_files = (
|
|
('object-server/1.pid', 1),
|
|
('object-server/2.pid', 2),
|
|
('object-server/5.pid', 5),
|
|
)
|
|
|
|
with temptree(conf_files) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('object.2', run_dir=t)
|
|
# test get pid with matching conf
|
|
pids = list(server.iter_pid_files())
|
|
self.assertEquals(len(pids), 1)
|
|
pid_file, pid = pids[0]
|
|
self.assertEquals(pid, 2)
|
|
pid_two = self.join_run_dir('object-server/2.pid')
|
|
self.assertEquals(pid_file, pid_two)
|
|
|
|
def test_signal_pids(self):
|
|
pid_files = (
|
|
('proxy-server.pid', 1),
|
|
('auth-server.pid', 2),
|
|
('object-server.pid', 3),
|
|
)
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
# mock os with both pids running
|
|
manager.os = MockOs([1, 2])
|
|
server = manager.Server('proxy', run_dir=t)
|
|
pids = server.signal_pids(DUMMY_SIG)
|
|
self.assertEquals(len(pids), 1)
|
|
self.assert_(1 in pids)
|
|
self.assertEquals(manager.os.pid_sigs[1], [DUMMY_SIG])
|
|
# make sure other process not signaled
|
|
self.assertFalse(2 in pids)
|
|
self.assertFalse(2 in manager.os.pid_sigs)
|
|
# capture stdio
|
|
old_stdout = sys.stdout
|
|
try:
|
|
with open(os.path.join(t, 'output'), 'w+') as f:
|
|
sys.stdout = f
|
|
#test print details
|
|
pids = server.signal_pids(DUMMY_SIG)
|
|
output = pop_stream(f)
|
|
self.assert_('pid: %s' % 1 in output)
|
|
self.assert_('signal: %s' % DUMMY_SIG in output)
|
|
# test no details on signal.SIG_DFL
|
|
pids = server.signal_pids(signal.SIG_DFL)
|
|
self.assertEquals(pop_stream(f), '')
|
|
# reset mock os so only the other server is running
|
|
manager.os = MockOs([2])
|
|
# test pid not running
|
|
pids = server.signal_pids(signal.SIG_DFL)
|
|
self.assert_(1 not in pids)
|
|
self.assert_(1 not in manager.os.pid_sigs)
|
|
# test remove stale pid file
|
|
self.assertFalse(os.path.exists(
|
|
self.join_run_dir('proxy-server.pid')))
|
|
# reset mock os with no running pids
|
|
manager.os = MockOs([])
|
|
server = manager.Server('auth', run_dir=t)
|
|
# test verbose warns on removing pid file
|
|
pids = server.signal_pids(signal.SIG_DFL, verbose=True)
|
|
output = pop_stream(f)
|
|
self.assert_('stale pid' in output.lower())
|
|
auth_pid = self.join_run_dir('auth-server.pid')
|
|
self.assert_(auth_pid in output)
|
|
# test warning with insufficient permissions
|
|
server = manager.Server('object', run_dir=t)
|
|
pids = server.signal_pids(manager.os.RAISE_EPERM_SIG)
|
|
output = pop_stream(f)
|
|
self.assert_('no permission to signal pid 3' in
|
|
output.lower(), output)
|
|
finally:
|
|
sys.stdout = old_stdout
|
|
|
|
def test_get_running_pids(self):
|
|
# test only gets running pids
|
|
pid_files = (
|
|
('test-server1.pid', 1),
|
|
('test-server2.pid', 2),
|
|
)
|
|
with temptree(*zip(*pid_files)) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('test-server', run_dir=t)
|
|
# mock os, only pid '1' is running
|
|
manager.os = MockOs([1])
|
|
running_pids = server.get_running_pids()
|
|
self.assertEquals(len(running_pids), 1)
|
|
self.assert_(1 in running_pids)
|
|
self.assert_(2 not in running_pids)
|
|
# test persistent running pid files
|
|
self.assert_(os.path.exists(os.path.join(t, 'test-server1.pid')))
|
|
# test clean up stale pids
|
|
pid_two = self.join_swift_dir('test-server2.pid')
|
|
self.assertFalse(os.path.exists(pid_two))
|
|
# reset mock os, no pids running
|
|
manager.os = MockOs([])
|
|
running_pids = server.get_running_pids()
|
|
self.assertFalse(running_pids)
|
|
# and now all pid files are cleaned out
|
|
pid_one = self.join_run_dir('test-server1.pid')
|
|
self.assertFalse(os.path.exists(pid_one))
|
|
all_pids = os.listdir(t)
|
|
self.assertEquals(len(all_pids), 0)
|
|
|
|
# test only get pids for right server
|
|
pid_files = (
|
|
('thing-doer.pid', 1),
|
|
('thing-sayer.pid', 2),
|
|
('other-doer.pid', 3),
|
|
('other-sayer.pid', 4),
|
|
)
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
# all pids are running
|
|
manager.os = MockOs(pids)
|
|
server = manager.Server('thing-doer', run_dir=t)
|
|
running_pids = server.get_running_pids()
|
|
# only thing-doer.pid, 1
|
|
self.assertEquals(len(running_pids), 1)
|
|
self.assert_(1 in running_pids)
|
|
# no other pids returned
|
|
for n in (2, 3, 4):
|
|
self.assert_(n not in running_pids)
|
|
# assert stale pids for other servers ignored
|
|
manager.os = MockOs([1]) # only thing-doer is running
|
|
running_pids = server.get_running_pids()
|
|
for f in ('thing-sayer.pid', 'other-doer.pid', 'other-sayer.pid'):
|
|
# other server pid files persist
|
|
self.assert_(os.path.exists, os.path.join(t, f))
|
|
# verify that servers are in fact not running
|
|
for server_name in ('thing-sayer', 'other-doer', 'other-sayer'):
|
|
server = manager.Server(server_name, run_dir=t)
|
|
running_pids = server.get_running_pids()
|
|
self.assertFalse(running_pids)
|
|
# and now all OTHER pid files are cleaned out
|
|
all_pids = os.listdir(t)
|
|
self.assertEquals(len(all_pids), 1)
|
|
self.assert_(os.path.exists(os.path.join(t, 'thing-doer.pid')))
|
|
|
|
def test_kill_running_pids(self):
|
|
pid_files = (
|
|
('object-server.pid', 1),
|
|
('object-replicator1.pid', 11),
|
|
('object-replicator2.pid', 12),
|
|
)
|
|
files, running_pids = zip(*pid_files)
|
|
with temptree(files, running_pids) as t:
|
|
manager.RUN_DIR = t
|
|
server = manager.Server('object', run_dir=t)
|
|
# test no servers running
|
|
manager.os = MockOs([])
|
|
pids = server.kill_running_pids()
|
|
self.assertFalse(pids, pids)
|
|
files, running_pids = zip(*pid_files)
|
|
with temptree(files, running_pids) as t:
|
|
manager.RUN_DIR = t
|
|
server.run_dir = t
|
|
# start up pid
|
|
manager.os = MockOs([1])
|
|
server = manager.Server('object', run_dir=t)
|
|
# test kill one pid
|
|
pids = server.kill_running_pids()
|
|
self.assertEquals(len(pids), 1)
|
|
self.assert_(1 in pids)
|
|
self.assertEquals(manager.os.pid_sigs[1], [signal.SIGTERM])
|
|
# reset os mock
|
|
manager.os = MockOs([1])
|
|
# test shutdown
|
|
self.assert_('object-server' in
|
|
manager.GRACEFUL_SHUTDOWN_SERVERS)
|
|
pids = server.kill_running_pids(graceful=True)
|
|
self.assertEquals(len(pids), 1)
|
|
self.assert_(1 in pids)
|
|
self.assertEquals(manager.os.pid_sigs[1], [signal.SIGHUP])
|
|
# start up other servers
|
|
manager.os = MockOs([11, 12])
|
|
# test multi server kill & ignore graceful on unsupported server
|
|
self.assertFalse('object-replicator' in
|
|
manager.GRACEFUL_SHUTDOWN_SERVERS)
|
|
server = manager.Server('object-replicator', run_dir=t)
|
|
pids = server.kill_running_pids(graceful=True)
|
|
self.assertEquals(len(pids), 2)
|
|
for pid in (11, 12):
|
|
self.assert_(pid in pids)
|
|
self.assertEquals(manager.os.pid_sigs[pid],
|
|
[signal.SIGTERM])
|
|
# and the other pid is of course not signaled
|
|
self.assert_(1 not in manager.os.pid_sigs)
|
|
|
|
def test_status(self):
|
|
conf_files = (
|
|
'test-server/1.conf',
|
|
'test-server/2.conf',
|
|
'test-server/3.conf',
|
|
'test-server/4.conf',
|
|
)
|
|
|
|
pid_files = (
|
|
('test-server/1.pid', 1),
|
|
('test-server/2.pid', 2),
|
|
('test-server/3.pid', 3),
|
|
('test-server/4.pid', 4),
|
|
)
|
|
|
|
with temptree(conf_files) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
# setup running servers
|
|
server = manager.Server('test', run_dir=t)
|
|
# capture stdio
|
|
old_stdout = sys.stdout
|
|
try:
|
|
with open(os.path.join(t, 'output'), 'w+') as f:
|
|
sys.stdout = f
|
|
# test status for all running
|
|
manager.os = MockOs(pids)
|
|
self.assertEquals(server.status(), 0)
|
|
output = pop_stream(f).strip().splitlines()
|
|
self.assertEquals(len(output), 4)
|
|
for line in output:
|
|
self.assert_('test-server running' in line)
|
|
# test get single server by number
|
|
self.assertEquals(server.status(number=4), 0)
|
|
output = pop_stream(f).strip().splitlines()
|
|
self.assertEquals(len(output), 1)
|
|
line = output[0]
|
|
self.assert_('test-server running' in line)
|
|
conf_four = self.join_swift_dir(conf_files[3])
|
|
self.assert_('4 - %s' % conf_four in line)
|
|
# test some servers not running
|
|
manager.os = MockOs([1, 2, 3])
|
|
self.assertEquals(server.status(), 0)
|
|
output = pop_stream(f).strip().splitlines()
|
|
self.assertEquals(len(output), 3)
|
|
for line in output:
|
|
self.assert_('test-server running' in line)
|
|
# test single server not running
|
|
manager.os = MockOs([1, 2])
|
|
self.assertEquals(server.status(number=3), 1)
|
|
output = pop_stream(f).strip().splitlines()
|
|
self.assertEquals(len(output), 1)
|
|
line = output[0]
|
|
self.assert_('not running' in line)
|
|
conf_three = self.join_swift_dir(conf_files[2])
|
|
self.assert_(conf_three in line)
|
|
# test no running pids
|
|
manager.os = MockOs([])
|
|
self.assertEquals(server.status(), 1)
|
|
output = pop_stream(f).lower()
|
|
self.assert_('no test-server running' in output)
|
|
# test use provided pids
|
|
pids = {
|
|
1: '1.pid',
|
|
2: '2.pid',
|
|
}
|
|
# shouldn't call get_running_pids
|
|
called = []
|
|
|
|
def mock(*args, **kwargs):
|
|
called.append(True)
|
|
server.get_running_pids = mock
|
|
status = server.status(pids=pids)
|
|
self.assertEquals(status, 0)
|
|
self.assertFalse(called)
|
|
output = pop_stream(f).strip().splitlines()
|
|
self.assertEquals(len(output), 2)
|
|
for line in output:
|
|
self.assert_('test-server running' in line)
|
|
finally:
|
|
sys.stdout = old_stdout
|
|
|
|
def test_spawn(self):
|
|
|
|
# mocks
|
|
class MockProcess(object):
|
|
|
|
NOTHING = 'default besides None'
|
|
STDOUT = 'stdout'
|
|
PIPE = 'pipe'
|
|
|
|
def __init__(self, pids=None):
|
|
if pids is None:
|
|
pids = []
|
|
self.pids = (p for p in pids)
|
|
|
|
def Popen(self, args, **kwargs):
|
|
return MockProc(self.pids.next(), args, **kwargs)
|
|
|
|
class MockProc(object):
|
|
|
|
def __init__(self, pid, args, stdout=MockProcess.NOTHING,
|
|
stderr=MockProcess.NOTHING):
|
|
self.pid = pid
|
|
self.args = args
|
|
self.stdout = stdout
|
|
if stderr == MockProcess.STDOUT:
|
|
self.stderr = self.stdout
|
|
else:
|
|
self.stderr = stderr
|
|
|
|
# setup running servers
|
|
server = manager.Server('test')
|
|
|
|
with temptree(['test-server.conf']) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
with temptree([]) as t:
|
|
manager.RUN_DIR = t
|
|
server.run_dir = t
|
|
old_subprocess = manager.subprocess
|
|
try:
|
|
# test single server process calls spawn once
|
|
manager.subprocess = MockProcess([1])
|
|
conf_file = self.join_swift_dir('test-server.conf')
|
|
# spawn server no kwargs
|
|
server.spawn(conf_file)
|
|
# test pid file
|
|
pid_file = self.join_run_dir('test-server.pid')
|
|
self.assert_(os.path.exists(pid_file))
|
|
pid_on_disk = int(open(pid_file).read().strip())
|
|
self.assertEquals(pid_on_disk, 1)
|
|
# assert procs args
|
|
self.assert_(server.procs)
|
|
self.assertEquals(len(server.procs), 1)
|
|
proc = server.procs[0]
|
|
expected_args = [
|
|
'swift-test-server',
|
|
conf_file,
|
|
]
|
|
self.assertEquals(proc.args, expected_args)
|
|
# assert stdout is piped
|
|
self.assertEquals(proc.stdout, MockProcess.PIPE)
|
|
self.assertEquals(proc.stderr, proc.stdout)
|
|
# test multi server process calls spawn multiple times
|
|
manager.subprocess = MockProcess([11, 12, 13, 14])
|
|
conf1 = self.join_swift_dir('test-server/1.conf')
|
|
conf2 = self.join_swift_dir('test-server/2.conf')
|
|
conf3 = self.join_swift_dir('test-server/3.conf')
|
|
conf4 = self.join_swift_dir('test-server/4.conf')
|
|
server = manager.Server('test', run_dir=t)
|
|
# test server run once
|
|
server.spawn(conf1, once=True)
|
|
self.assert_(server.procs)
|
|
self.assertEquals(len(server.procs), 1)
|
|
proc = server.procs[0]
|
|
expected_args = ['swift-test-server', conf1, 'once']
|
|
# assert stdout is piped
|
|
self.assertEquals(proc.stdout, MockProcess.PIPE)
|
|
self.assertEquals(proc.stderr, proc.stdout)
|
|
# test server not daemon
|
|
server.spawn(conf2, daemon=False)
|
|
self.assert_(server.procs)
|
|
self.assertEquals(len(server.procs), 2)
|
|
proc = server.procs[1]
|
|
expected_args = ['swift-test-server', conf2, 'verbose']
|
|
self.assertEquals(proc.args, expected_args)
|
|
# assert stdout is not changed
|
|
self.assertEquals(proc.stdout, None)
|
|
self.assertEquals(proc.stderr, None)
|
|
# test server wait
|
|
server.spawn(conf3, wait=False)
|
|
self.assert_(server.procs)
|
|
self.assertEquals(len(server.procs), 3)
|
|
proc = server.procs[2]
|
|
# assert stdout is /dev/null
|
|
self.assert_(isinstance(proc.stdout, file))
|
|
self.assertEquals(proc.stdout.name, os.devnull)
|
|
self.assertEquals(proc.stdout.mode, 'w+b')
|
|
self.assertEquals(proc.stderr, proc.stdout)
|
|
# test not daemon over-rides wait
|
|
server.spawn(conf4, wait=False, daemon=False, once=True)
|
|
self.assert_(server.procs)
|
|
self.assertEquals(len(server.procs), 4)
|
|
proc = server.procs[3]
|
|
expected_args = ['swift-test-server', conf4, 'once',
|
|
'verbose']
|
|
self.assertEquals(proc.args, expected_args)
|
|
# daemon behavior should trump wait, once shouldn't matter
|
|
self.assertEquals(proc.stdout, None)
|
|
self.assertEquals(proc.stderr, None)
|
|
# assert pids
|
|
for i, proc in enumerate(server.procs):
|
|
pid_file = self.join_run_dir('test-server/%d.pid' %
|
|
(i + 1))
|
|
pid_on_disk = int(open(pid_file).read().strip())
|
|
self.assertEquals(pid_on_disk, proc.pid)
|
|
finally:
|
|
manager.subprocess = old_subprocess
|
|
|
|
def test_wait(self):
|
|
server = manager.Server('test')
|
|
self.assertEquals(server.wait(), 0)
|
|
|
|
class MockProcess(Thread):
|
|
def __init__(self, delay=0.1, fail_to_start=False):
|
|
Thread.__init__(self)
|
|
# setup pipe
|
|
rfd, wfd = os.pipe()
|
|
# subprocess connection to read stdout
|
|
self.stdout = os.fdopen(rfd)
|
|
# real process connection to write stdout
|
|
self._stdout = os.fdopen(wfd, 'w')
|
|
self.delay = delay
|
|
self.finished = False
|
|
self.returncode = None
|
|
if fail_to_start:
|
|
self._returncode = 1
|
|
self.run = self.fail
|
|
else:
|
|
self._returncode = 0
|
|
|
|
def __enter__(self):
|
|
self.start()
|
|
return self
|
|
|
|
def __exit__(self, *args):
|
|
if self.isAlive():
|
|
self.join()
|
|
|
|
def close_stdout(self):
|
|
self._stdout.flush()
|
|
with open(os.devnull, 'wb') as nullfile:
|
|
try:
|
|
os.dup2(nullfile.fileno(), self._stdout.fileno())
|
|
except OSError:
|
|
pass
|
|
|
|
def fail(self):
|
|
print >>self._stdout, 'mock process started'
|
|
sleep(self.delay) # perform setup processing
|
|
print >>self._stdout, 'mock process failed to start'
|
|
self.close_stdout()
|
|
|
|
def poll(self):
|
|
self.returncode = self._returncode
|
|
return self.returncode or None
|
|
|
|
def run(self):
|
|
print >>self._stdout, 'mock process started'
|
|
sleep(self.delay) # perform setup processing
|
|
print >>self._stdout, 'setup complete!'
|
|
self.close_stdout()
|
|
sleep(self.delay) # do some more processing
|
|
print >>self._stdout, 'mock process finished'
|
|
self.finished = True
|
|
|
|
class MockTime(object):
|
|
|
|
def time(self):
|
|
return time()
|
|
|
|
def sleep(self, *args, **kwargs):
|
|
pass
|
|
|
|
with temptree([]) as t:
|
|
old_stdout = sys.stdout
|
|
old_wait = manager.WARNING_WAIT
|
|
old_time = manager.time
|
|
try:
|
|
manager.WARNING_WAIT = 0.01
|
|
manager.time = MockTime()
|
|
with open(os.path.join(t, 'output'), 'w+') as f:
|
|
# actually capture the read stdout (for prints)
|
|
sys.stdout = f
|
|
# test closing pipe in subprocess unblocks read
|
|
with MockProcess() as proc:
|
|
server.procs = [proc]
|
|
status = server.wait()
|
|
self.assertEquals(status, 0)
|
|
# wait should return before process exits
|
|
self.assert_(proc.isAlive())
|
|
self.assertFalse(proc.finished)
|
|
self.assert_(proc.finished) # make sure it did finish...
|
|
# test output kwarg prints subprocess output
|
|
with MockProcess() as proc:
|
|
server.procs = [proc]
|
|
status = server.wait(output=True)
|
|
output = pop_stream(f)
|
|
self.assert_('mock process started' in output)
|
|
self.assert_('setup complete' in output)
|
|
# make sure we don't get prints after stdout was closed
|
|
self.assert_('mock process finished' not in output)
|
|
# test process which fails to start
|
|
with MockProcess(fail_to_start=True) as proc:
|
|
server.procs = [proc]
|
|
status = server.wait()
|
|
self.assertEquals(status, 1)
|
|
self.assert_('failed' in pop_stream(f))
|
|
# test multiple procs
|
|
procs = [MockProcess(delay=.5) for i in range(3)]
|
|
for proc in procs:
|
|
proc.start()
|
|
server.procs = procs
|
|
status = server.wait()
|
|
self.assertEquals(status, 0)
|
|
for proc in procs:
|
|
self.assert_(proc.isAlive())
|
|
for proc in procs:
|
|
proc.join()
|
|
finally:
|
|
sys.stdout = old_stdout
|
|
manager.WARNING_WAIT = old_wait
|
|
manager.time = old_time
|
|
|
|
def test_interact(self):
|
|
class MockProcess(object):
|
|
|
|
def __init__(self, fail=False):
|
|
self.returncode = None
|
|
if fail:
|
|
self._returncode = 1
|
|
else:
|
|
self._returncode = 0
|
|
|
|
def communicate(self):
|
|
self.returncode = self._returncode
|
|
return '', ''
|
|
|
|
server = manager.Server('test')
|
|
server.procs = [MockProcess()]
|
|
self.assertEquals(server.interact(), 0)
|
|
server.procs = [MockProcess(fail=True)]
|
|
self.assertEquals(server.interact(), 1)
|
|
procs = []
|
|
for fail in (False, True, True):
|
|
procs.append(MockProcess(fail=fail))
|
|
server.procs = procs
|
|
self.assert_(server.interact() > 0)
|
|
|
|
def test_launch(self):
|
|
# stubs
|
|
conf_files = (
|
|
'proxy-server.conf',
|
|
'auth-server.conf',
|
|
'object-server/1.conf',
|
|
'object-server/2.conf',
|
|
'object-server/3.conf',
|
|
'object-server/4.conf',
|
|
)
|
|
pid_files = (
|
|
('proxy-server.pid', 1),
|
|
('proxy-server/2.pid', 2),
|
|
)
|
|
|
|
#mocks
|
|
class MockSpawn(object):
|
|
|
|
def __init__(self, pids=None):
|
|
self.conf_files = []
|
|
self.kwargs = []
|
|
if not pids:
|
|
def one_forever():
|
|
while True:
|
|
yield 1
|
|
self.pids = one_forever()
|
|
else:
|
|
self.pids = (x for x in pids)
|
|
|
|
def __call__(self, conf_file, **kwargs):
|
|
self.conf_files.append(conf_file)
|
|
self.kwargs.append(kwargs)
|
|
rv = self.pids.next()
|
|
if isinstance(rv, Exception):
|
|
raise rv
|
|
else:
|
|
return rv
|
|
|
|
with temptree(conf_files) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
old_stdout = sys.stdout
|
|
try:
|
|
with open(os.path.join(t, 'output'), 'w+') as f:
|
|
sys.stdout = f
|
|
# can't start server w/o an conf
|
|
server = manager.Server('test', run_dir=t)
|
|
self.assertFalse(server.launch())
|
|
# start mock os running all pids
|
|
manager.os = MockOs(pids)
|
|
server = manager.Server('proxy', run_dir=t)
|
|
# can't start server if it's already running
|
|
self.assertFalse(server.launch())
|
|
output = pop_stream(f)
|
|
self.assert_('running' in output)
|
|
conf_file = self.join_swift_dir('proxy-server.conf')
|
|
self.assert_(conf_file in output)
|
|
pid_file = self.join_run_dir('proxy-server/2.pid')
|
|
self.assert_(pid_file in output)
|
|
self.assert_('already started' in output)
|
|
# no running pids
|
|
manager.os = MockOs([])
|
|
# test ignore once for non-start-once server
|
|
mock_spawn = MockSpawn([1])
|
|
server.spawn = mock_spawn
|
|
conf_file = self.join_swift_dir('proxy-server.conf')
|
|
expected = {
|
|
1: conf_file,
|
|
}
|
|
self.assertEquals(server.launch(once=True), expected)
|
|
self.assertEquals(mock_spawn.conf_files, [conf_file])
|
|
expected = {
|
|
'once': False,
|
|
}
|
|
self.assertEquals(mock_spawn.kwargs, [expected])
|
|
output = pop_stream(f)
|
|
self.assert_('Starting' in output)
|
|
self.assert_('once' not in output)
|
|
# test multi-server kwarg once
|
|
server = manager.Server('object-replicator')
|
|
mock_spawn = MockSpawn([1, 2, 3, 4])
|
|
server.spawn = mock_spawn
|
|
conf1 = self.join_swift_dir('object-server/1.conf')
|
|
conf2 = self.join_swift_dir('object-server/2.conf')
|
|
conf3 = self.join_swift_dir('object-server/3.conf')
|
|
conf4 = self.join_swift_dir('object-server/4.conf')
|
|
expected = {
|
|
1: conf1,
|
|
2: conf2,
|
|
3: conf3,
|
|
4: conf4,
|
|
}
|
|
self.assertEquals(server.launch(once=True), expected)
|
|
self.assertEquals(mock_spawn.conf_files, [
|
|
conf1, conf2, conf3, conf4])
|
|
expected = {
|
|
'once': True,
|
|
}
|
|
self.assertEquals(len(mock_spawn.kwargs), 4)
|
|
for kwargs in mock_spawn.kwargs:
|
|
self.assertEquals(kwargs, expected)
|
|
# test number kwarg
|
|
mock_spawn = MockSpawn([4])
|
|
server.spawn = mock_spawn
|
|
expected = {
|
|
4: conf4,
|
|
}
|
|
self.assertEquals(server.launch(number=4), expected)
|
|
self.assertEquals(mock_spawn.conf_files, [conf4])
|
|
expected = {
|
|
'number': 4
|
|
}
|
|
self.assertEquals(mock_spawn.kwargs, [expected])
|
|
# test cmd does not exist
|
|
server = manager.Server('auth')
|
|
mock_spawn = MockSpawn([OSError(errno.ENOENT, 'blah')])
|
|
server.spawn = mock_spawn
|
|
self.assertEquals(server.launch(), {})
|
|
self.assert_('swift-auth-server does not exist' in
|
|
pop_stream(f))
|
|
finally:
|
|
sys.stdout = old_stdout
|
|
|
|
def test_stop(self):
|
|
conf_files = (
|
|
'account-server/1.conf',
|
|
'account-server/2.conf',
|
|
'account-server/3.conf',
|
|
'account-server/4.conf',
|
|
)
|
|
pid_files = (
|
|
('account-reaper/1.pid', 1),
|
|
('account-reaper/2.pid', 2),
|
|
('account-reaper/3.pid', 3),
|
|
('account-reaper/4.pid', 4),
|
|
)
|
|
|
|
with temptree(conf_files) as swift_dir:
|
|
manager.SWIFT_DIR = swift_dir
|
|
files, pids = zip(*pid_files)
|
|
with temptree(files, pids) as t:
|
|
manager.RUN_DIR = t
|
|
# start all pids in mock os
|
|
manager.os = MockOs(pids)
|
|
server = manager.Server('account-reaper', run_dir=t)
|
|
# test kill all running pids
|
|
pids = server.stop()
|
|
self.assertEquals(len(pids), 4)
|
|
for pid in (1, 2, 3, 4):
|
|
self.assert_(pid in pids)
|
|
self.assertEquals(manager.os.pid_sigs[pid],
|
|
[signal.SIGTERM])
|
|
conf1 = self.join_swift_dir('account-reaper/1.conf')
|
|
conf2 = self.join_swift_dir('account-reaper/2.conf')
|
|
conf3 = self.join_swift_dir('account-reaper/3.conf')
|
|
conf4 = self.join_swift_dir('account-reaper/4.conf')
|
|
# reset mock os with only 2 running pids
|
|
manager.os = MockOs([3, 4])
|
|
pids = server.stop()
|
|
self.assertEquals(len(pids), 2)
|
|
for pid in (3, 4):
|
|
self.assert_(pid in pids)
|
|
self.assertEquals(manager.os.pid_sigs[pid],
|
|
[signal.SIGTERM])
|
|
self.assertFalse(os.path.exists(conf1))
|
|
self.assertFalse(os.path.exists(conf2))
|
|
# test number kwarg
|
|
manager.os = MockOs([3, 4])
|
|
pids = server.stop(number=3)
|
|
self.assertEquals(len(pids), 1)
|
|
expected = {
|
|
3: conf3,
|
|
}
|
|
self.assert_(pids, expected)
|
|
self.assertEquals(manager.os.pid_sigs[3], [signal.SIGTERM])
|
|
self.assertFalse(os.path.exists(conf4))
|
|
self.assertFalse(os.path.exists(conf3))
|
|
|
|
|
|
class TestManager(unittest.TestCase):
|
|
|
|
def test_create(self):
|
|
m = manager.Manager(['test'])
|
|
self.assertEquals(len(m.servers), 1)
|
|
server = m.servers.pop()
|
|
self.assert_(isinstance(server, manager.Server))
|
|
self.assertEquals(server.server, 'test-server')
|
|
# test multi-server and simple dedupe
|
|
servers = ['object-replicator', 'object-auditor', 'object-replicator']
|
|
m = manager.Manager(servers)
|
|
self.assertEquals(len(m.servers), 2)
|
|
for server in m.servers:
|
|
self.assert_(server.server in servers)
|
|
# test all
|
|
m = manager.Manager(['all'])
|
|
self.assertEquals(len(m.servers), len(manager.ALL_SERVERS))
|
|
for server in m.servers:
|
|
self.assert_(server.server in manager.ALL_SERVERS)
|
|
# test main
|
|
m = manager.Manager(['main'])
|
|
self.assertEquals(len(m.servers), len(manager.MAIN_SERVERS))
|
|
for server in m.servers:
|
|
self.assert_(server.server in manager.MAIN_SERVERS)
|
|
# test rest
|
|
m = manager.Manager(['rest'])
|
|
self.assertEquals(len(m.servers), len(manager.REST_SERVERS))
|
|
for server in m.servers:
|
|
self.assert_(server.server in manager.REST_SERVERS)
|
|
# test main + rest == all
|
|
m = manager.Manager(['main', 'rest'])
|
|
self.assertEquals(len(m.servers), len(manager.ALL_SERVERS))
|
|
for server in m.servers:
|
|
self.assert_(server.server in manager.ALL_SERVERS)
|
|
# test dedupe
|
|
m = manager.Manager(['main', 'rest', 'proxy', 'object',
|
|
'container', 'account'])
|
|
self.assertEquals(len(m.servers), len(manager.ALL_SERVERS))
|
|
for server in m.servers:
|
|
self.assert_(server.server in manager.ALL_SERVERS)
|
|
# test glob
|
|
m = manager.Manager(['object-*'])
|
|
object_servers = [s for s in manager.ALL_SERVERS if
|
|
s.startswith('object')]
|
|
self.assertEquals(len(m.servers), len(object_servers))
|
|
for s in m.servers:
|
|
self.assert_(str(s) in object_servers)
|
|
m = manager.Manager(['*-replicator'])
|
|
replicators = [s for s in manager.ALL_SERVERS if
|
|
s.endswith('replicator')]
|
|
for s in m.servers:
|
|
self.assert_(str(s) in replicators)
|
|
|
|
def test_iter(self):
|
|
m = manager.Manager(['all'])
|
|
self.assertEquals(len(list(m)), len(manager.ALL_SERVERS))
|
|
for server in m:
|
|
self.assert_(server.server in manager.ALL_SERVERS)
|
|
|
|
def test_status(self):
|
|
class MockServer(object):
|
|
|
|
def __init__(self, server, run_dir=manager.RUN_DIR):
|
|
self.server = server
|
|
self.called_kwargs = []
|
|
|
|
def status(self, **kwargs):
|
|
self.called_kwargs.append(kwargs)
|
|
if 'error' in self.server:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
old_server_class = manager.Server
|
|
try:
|
|
manager.Server = MockServer
|
|
m = manager.Manager(['test'])
|
|
status = m.status()
|
|
self.assertEquals(status, 0)
|
|
m = manager.Manager(['error'])
|
|
status = m.status()
|
|
self.assertEquals(status, 1)
|
|
# test multi-server
|
|
m = manager.Manager(['test', 'error'])
|
|
kwargs = {'key': 'value'}
|
|
status = m.status(**kwargs)
|
|
self.assertEquals(status, 1)
|
|
for server in m.servers:
|
|
self.assertEquals(server.called_kwargs, [kwargs])
|
|
finally:
|
|
manager.Server = old_server_class
|
|
|
|
def test_start(self):
|
|
def mock_setup_env():
|
|
getattr(mock_setup_env, 'called', []).append(True)
|
|
|
|
class MockServer(object):
|
|
def __init__(self, server, run_dir=manager.RUN_DIR):
|
|
self.server = server
|
|
self.called = defaultdict(list)
|
|
|
|
def launch(self, **kwargs):
|
|
self.called['launch'].append(kwargs)
|
|
|
|
def wait(self, **kwargs):
|
|
self.called['wait'].append(kwargs)
|
|
return int('error' in self.server)
|
|
|
|
def stop(self, **kwargs):
|
|
self.called['stop'].append(kwargs)
|
|
|
|
def interact(self, **kwargs):
|
|
self.called['interact'].append(kwargs)
|
|
if 'raise' in self.server:
|
|
raise KeyboardInterrupt
|
|
elif 'error' in self.server:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
old_setup_env = manager.setup_env
|
|
old_swift_server = manager.Server
|
|
try:
|
|
manager.setup_env = mock_setup_env
|
|
manager.Server = MockServer
|
|
|
|
# test no errors on launch
|
|
m = manager.Manager(['proxy'])
|
|
status = m.start()
|
|
self.assertEquals(status, 0)
|
|
for server in m.servers:
|
|
self.assertEquals(server.called['launch'], [{}])
|
|
|
|
# test error on launch
|
|
m = manager.Manager(['proxy', 'error'])
|
|
status = m.start()
|
|
self.assertEquals(status, 1)
|
|
for server in m.servers:
|
|
self.assertEquals(server.called['launch'], [{}])
|
|
self.assertEquals(server.called['wait'], [{}])
|
|
|
|
# test interact
|
|
m = manager.Manager(['proxy', 'error'])
|
|
kwargs = {'daemon': False}
|
|
status = m.start(**kwargs)
|
|
self.assertEquals(status, 1)
|
|
for server in m.servers:
|
|
self.assertEquals(server.called['launch'], [kwargs])
|
|
self.assertEquals(server.called['interact'], [kwargs])
|
|
m = manager.Manager(['raise'])
|
|
kwargs = {'daemon': False}
|
|
status = m.start(**kwargs)
|
|
|
|
finally:
|
|
manager.setup_env = old_setup_env
|
|
manager.Server = old_swift_server
|
|
|
|
def test_no_wait(self):
|
|
class MockServer(object):
|
|
def __init__(self, server, run_dir=manager.RUN_DIR):
|
|
self.server = server
|
|
self.called = defaultdict(list)
|
|
|
|
def launch(self, **kwargs):
|
|
self.called['launch'].append(kwargs)
|
|
|
|
def wait(self, **kwargs):
|
|
self.called['wait'].append(kwargs)
|
|
return int('error' in self.server)
|
|
|
|
orig_swift_server = manager.Server
|
|
try:
|
|
manager.Server = MockServer
|
|
# test success
|
|
init = manager.Manager(['proxy'])
|
|
status = init.no_wait()
|
|
self.assertEquals(status, 0)
|
|
for server in init.servers:
|
|
self.assertEquals(len(server.called['launch']), 1)
|
|
called_kwargs = server.called['launch'][0]
|
|
self.assertFalse(called_kwargs['wait'])
|
|
self.assertFalse(server.called['wait'])
|
|
# test no errocode status even on error
|
|
init = manager.Manager(['error'])
|
|
status = init.no_wait()
|
|
self.assertEquals(status, 0)
|
|
for server in init.servers:
|
|
self.assertEquals(len(server.called['launch']), 1)
|
|
called_kwargs = server.called['launch'][0]
|
|
self.assert_('wait' in called_kwargs)
|
|
self.assertFalse(called_kwargs['wait'])
|
|
self.assertFalse(server.called['wait'])
|
|
# test wait with once option
|
|
init = manager.Manager(['updater', 'replicator-error'])
|
|
status = init.no_wait(once=True)
|
|
self.assertEquals(status, 0)
|
|
for server in init.servers:
|
|
self.assertEquals(len(server.called['launch']), 1)
|
|
called_kwargs = server.called['launch'][0]
|
|
self.assert_('wait' in called_kwargs)
|
|
self.assertFalse(called_kwargs['wait'])
|
|
self.assert_('once' in called_kwargs)
|
|
self.assert_(called_kwargs['once'])
|
|
self.assertFalse(server.called['wait'])
|
|
finally:
|
|
manager.Server = orig_swift_server
|
|
|
|
def test_no_daemon(self):
|
|
class MockServer(object):
|
|
|
|
def __init__(self, server, run_dir=manager.RUN_DIR):
|
|
self.server = server
|
|
self.called = defaultdict(list)
|
|
|
|
def launch(self, **kwargs):
|
|
self.called['launch'].append(kwargs)
|
|
|
|
def interact(self, **kwargs):
|
|
self.called['interact'].append(kwargs)
|
|
return int('error' in self.server)
|
|
|
|
orig_swift_server = manager.Server
|
|
try:
|
|
manager.Server = MockServer
|
|
# test success
|
|
init = manager.Manager(['proxy'])
|
|
stats = init.no_daemon()
|
|
self.assertEquals(stats, 0)
|
|
# test error
|
|
init = manager.Manager(['proxy', 'object-error'])
|
|
stats = init.no_daemon()
|
|
self.assertEquals(stats, 1)
|
|
# test once
|
|
init = manager.Manager(['proxy', 'object-error'])
|
|
stats = init.no_daemon()
|
|
for server in init.servers:
|
|
self.assertEquals(len(server.called['launch']), 1)
|
|
self.assertEquals(len(server.called['wait']), 0)
|
|
self.assertEquals(len(server.called['interact']), 1)
|
|
finally:
|
|
manager.Server = orig_swift_server
|
|
|
|
def test_once(self):
|
|
class MockServer(object):
|
|
|
|
def __init__(self, server, run_dir=manager.RUN_DIR):
|
|
self.server = server
|
|
self.called = defaultdict(list)
|
|
|
|
def wait(self, **kwargs):
|
|
self.called['wait'].append(kwargs)
|
|
if 'error' in self.server:
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
def launch(self, **kwargs):
|
|
return self.called['launch'].append(kwargs)
|
|
|
|
orig_swift_server = manager.Server
|
|
try:
|
|
manager.Server = MockServer
|
|
# test no errors
|
|
init = manager.Manager(['account-reaper'])
|
|
status = init.once()
|
|
self.assertEquals(status, 0)
|
|
# test error code on error
|
|
init = manager.Manager(['error-reaper'])
|
|
status = init.once()
|
|
self.assertEquals(status, 1)
|
|
for server in init.servers:
|
|
self.assertEquals(len(server.called['launch']), 1)
|
|
called_kwargs = server.called['launch'][0]
|
|
self.assertEquals(called_kwargs, {'once': True})
|
|
self.assertEquals(len(server.called['wait']), 1)
|
|
self.assertEquals(len(server.called['interact']), 0)
|
|
finally:
|
|
manager.Server = orig_swift_server
|
|
|
|
def test_stop(self):
|
|
class MockServerFactory(object):
|
|
class MockServer(object):
|
|
def __init__(self, pids, run_dir=manager.RUN_DIR):
|
|
self.pids = pids
|
|
|
|
def stop(self, **kwargs):
|
|
return self.pids
|
|
|
|
def status(self, **kwargs):
|
|
return not self.pids
|
|
|
|
def __init__(self, server_pids, run_dir=manager.RUN_DIR):
|
|
self.server_pids = server_pids
|
|
|
|
def __call__(self, server, run_dir=manager.RUN_DIR):
|
|
return MockServerFactory.MockServer(self.server_pids[server])
|
|
|
|
def mock_watch_server_pids(server_pids, **kwargs):
|
|
for server, pids in server_pids.items():
|
|
for pid in pids:
|
|
if pid is None:
|
|
continue
|
|
yield server, pid
|
|
|
|
_orig_server = manager.Server
|
|
_orig_watch_server_pids = manager.watch_server_pids
|
|
try:
|
|
manager.watch_server_pids = mock_watch_server_pids
|
|
# test stop one server
|
|
server_pids = {
|
|
'test': [1]
|
|
}
|
|
manager.Server = MockServerFactory(server_pids)
|
|
m = manager.Manager(['test'])
|
|
status = m.stop()
|
|
self.assertEquals(status, 0)
|
|
# test not running
|
|
server_pids = {
|
|
'test': []
|
|
}
|
|
manager.Server = MockServerFactory(server_pids)
|
|
m = manager.Manager(['test'])
|
|
status = m.stop()
|
|
self.assertEquals(status, 1)
|
|
# test kill not running
|
|
server_pids = {
|
|
'test': []
|
|
}
|
|
manager.Server = MockServerFactory(server_pids)
|
|
m = manager.Manager(['test'])
|
|
status = m.kill()
|
|
self.assertEquals(status, 0)
|
|
# test won't die
|
|
server_pids = {
|
|
'test': [None]
|
|
}
|
|
manager.Server = MockServerFactory(server_pids)
|
|
m = manager.Manager(['test'])
|
|
status = m.stop()
|
|
self.assertEquals(status, 1)
|
|
|
|
finally:
|
|
manager.Server = _orig_server
|
|
manager.watch_server_pids = _orig_watch_server_pids
|
|
|
|
# TODO(clayg): more tests
|
|
def test_shutdown(self):
|
|
m = manager.Manager(['test'])
|
|
m.stop_was_called = False
|
|
|
|
def mock_stop(*args, **kwargs):
|
|
m.stop_was_called = True
|
|
expected = {'graceful': True}
|
|
self.assertEquals(kwargs, expected)
|
|
return 0
|
|
m.stop = mock_stop
|
|
status = m.shutdown()
|
|
self.assertEquals(status, 0)
|
|
self.assertEquals(m.stop_was_called, True)
|
|
|
|
def test_restart(self):
|
|
m = manager.Manager(['test'])
|
|
m.stop_was_called = False
|
|
|
|
def mock_stop(*args, **kwargs):
|
|
m.stop_was_called = True
|
|
return 0
|
|
m.start_was_called = False
|
|
|
|
def mock_start(*args, **kwargs):
|
|
m.start_was_called = True
|
|
return 0
|
|
m.stop = mock_stop
|
|
m.start = mock_start
|
|
status = m.restart()
|
|
self.assertEquals(status, 0)
|
|
self.assertEquals(m.stop_was_called, True)
|
|
self.assertEquals(m.start_was_called, True)
|
|
|
|
def test_reload(self):
|
|
class MockManager(object):
|
|
called = defaultdict(list)
|
|
|
|
def __init__(self, servers):
|
|
pass
|
|
|
|
@classmethod
|
|
def reset_called(cls):
|
|
cls.called = defaultdict(list)
|
|
|
|
def stop(self, **kwargs):
|
|
MockManager.called['stop'].append(kwargs)
|
|
return 0
|
|
|
|
def start(self, **kwargs):
|
|
MockManager.called['start'].append(kwargs)
|
|
return 0
|
|
|
|
_orig_manager = manager.Manager
|
|
try:
|
|
m = _orig_manager(['auth'])
|
|
for server in m.servers:
|
|
self.assert_(server.server in
|
|
manager.GRACEFUL_SHUTDOWN_SERVERS)
|
|
manager.Manager = MockManager
|
|
status = m.reload()
|
|
self.assertEquals(status, 0)
|
|
expected = {
|
|
'start': [{'graceful': True}],
|
|
'stop': [{'graceful': True}],
|
|
}
|
|
self.assertEquals(MockManager.called, expected)
|
|
# test force graceful
|
|
MockManager.reset_called()
|
|
m = _orig_manager(['*-server'])
|
|
self.assertEquals(len(m.servers), 4)
|
|
for server in m.servers:
|
|
self.assert_(server.server in
|
|
manager.GRACEFUL_SHUTDOWN_SERVERS)
|
|
manager.Manager = MockManager
|
|
status = m.reload(graceful=False)
|
|
self.assertEquals(status, 0)
|
|
expected = {
|
|
'start': [{'graceful': True}] * 4,
|
|
'stop': [{'graceful': True}] * 4,
|
|
}
|
|
self.assertEquals(MockManager.called, expected)
|
|
|
|
finally:
|
|
manager.Manager = _orig_manager
|
|
|
|
def test_force_reload(self):
|
|
m = manager.Manager(['test'])
|
|
m.reload_was_called = False
|
|
|
|
def mock_reload(*args, **kwargs):
|
|
m.reload_was_called = True
|
|
return 0
|
|
m.reload = mock_reload
|
|
status = m.force_reload()
|
|
self.assertEquals(status, 0)
|
|
self.assertEquals(m.reload_was_called, True)
|
|
|
|
def test_get_command(self):
|
|
m = manager.Manager(['test'])
|
|
self.assertEquals(m.start, m.get_command('start'))
|
|
self.assertEquals(m.force_reload, m.get_command('force-reload'))
|
|
self.assertEquals(m.get_command('force-reload'),
|
|
m.get_command('force_reload'))
|
|
self.assertRaises(manager.UnknownCommandError, m.get_command,
|
|
'no_command')
|
|
self.assertRaises(manager.UnknownCommandError, m.get_command,
|
|
'__init__')
|
|
|
|
def test_list_commands(self):
|
|
for cmd, help in manager.Manager.list_commands():
|
|
method = getattr(manager.Manager, cmd.replace('-', '_'), None)
|
|
self.assert_(method, '%s is not a command' % cmd)
|
|
self.assert_(getattr(method, 'publicly_accessible', False))
|
|
self.assertEquals(method.__doc__.strip(), help)
|
|
|
|
def test_run_command(self):
|
|
m = manager.Manager(['test'])
|
|
m.cmd_was_called = False
|
|
|
|
def mock_cmd(*args, **kwargs):
|
|
m.cmd_was_called = True
|
|
expected = {'kw1': True, 'kw2': False}
|
|
self.assertEquals(kwargs, expected)
|
|
return 0
|
|
mock_cmd.publicly_accessible = True
|
|
m.mock_cmd = mock_cmd
|
|
kwargs = {'kw1': True, 'kw2': False}
|
|
status = m.run_command('mock_cmd', **kwargs)
|
|
self.assertEquals(status, 0)
|
|
self.assertEquals(m.cmd_was_called, True)
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|