def test_4_authkey(self):
logging.debug('')
logging.debug('test_authkey')
factory = self.start_factory()
# Start server in non-public-key mode.
# Connections must have matching authkey,
# but data is sent in the clear!?
# This is standard multiprocessing behaviour.
authkey = 'password'
server_dir = 'Factory_authkey'
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug('starting server (authkey %s)...', authkey)
allowed_types = ['openmdao.main.test.test_distsim.Box']
server = start_server(authkey=authkey, allowed_types=allowed_types,
timeout=30)
address, port, key = read_server_config('server.cfg')
logging.debug('server address: %s', address)
logging.debug('server port: %s', port)
logging.debug('server key: %s', key)
finally:
os.chdir('..')
factory = None
try:
assert_raises(self, 'connect(address, port, pubkey=key)',
globals(), locals(), AuthenticationError,
'digest sent was rejected')
factory = connect(address, port, authkey=authkey)
logging.debug('factory: %r', factory)
# Create model and run it.
box = factory.create(_MODULE+'.Box')
model = set_as_top(Model(box))
model.run()
# Check results.
for width in range(1, 2):
for height in range(1, 3):
for depth in range(1, 4):
case = model.driver.recorder.cases.pop(0)
self.assertEqual(case.outputs[0][2], width*height*depth)
finally:
if factory is not None:
factory.cleanup()
logging.debug('terminating server (authkey %s) pid %s',
authkey, server.pid)
server.terminate(timeout=10)
server = None
def connect_to_server(config_filename):
"""
Connects to the the server specified by `config_filename` and returns a
(shared) proxy for the associated :class:`ObjServerFactory`.
config_filename: string:
Name of server configuration file.
"""
cfg = read_server_config(config_filename)
return connect(cfg['address'], cfg['port'], cfg['tunnel'],
pubkey=cfg['key'], logfile=cfg['logfile'])
def connect_to_server(config_filename):
"""
Connects to the the server specified by `config_filename` and returns a
(shared) proxy for the associated :class:`ObjServerFactory`.
config_filename: string:
Name of server configuration file.
"""
cfg = read_server_config(config_filename)
return connect(cfg['address'], cfg['port'], cfg['tunnel'],
pubkey=cfg['key'], logfile=cfg['logfile'])
def start_factory(self, port=None, allowed_users=None):
""" Start each factory process in a unique directory. """
global _SERVER_ID
_SERVER_ID += 1
server_dir = 'Factory_%d' % _SERVER_ID
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug('')
logging.debug('tester pid: %s', os.getpid())
logging.debug('starting server...')
if port is None:
# Exercise both AF_INET and AF_UNIX/AF_PIPE.
port = -1 if _SERVER_ID & 1 else 0
if allowed_users is None:
credentials = get_credentials()
allowed_users = {credentials.user: credentials.public_key}
allowed_types = [
'openmdao.main.test.test_distsim.HollowSphere',
'openmdao.main.test.test_distsim.Box',
'openmdao.main.test.test_distsim.ProtectedBox'
]
server, server_cfg = start_server(port=port,
allowed_users=allowed_users,
allowed_types=allowed_types,
log_prefix=server_dir)
self.servers.append(server)
cfg = read_server_config(server_cfg)
self.address = cfg['address']
self.port = cfg['port']
self.tunnel = cfg['tunnel']
self.key = cfg['key']
logging.debug('server pid: %s', server.pid)
logging.debug('server address: %s', self.address)
logging.debug('server port: %s', self.port)
logging.debug('server key: %s', self.key)
finally:
os.chdir('..')
factory = connect(self.address,
self.port,
self.tunnel,
pubkey=self.key)
self.factories.append(factory)
logging.debug('factory: %r', factory)
return factory
def start_factory(self, port=None, allowed_users=None):
""" Start each factory process in a unique directory. """
global _SERVER_ID
_SERVER_ID += 1
server_dir = 'Factory_%d' % _SERVER_ID
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug('')
logging.debug('tester pid: %s', os.getpid())
logging.debug('starting server...')
if port is None:
# Exercise both AF_INET and AF_UNIX/AF_PIPE.
port = -1 if _SERVER_ID & 1 else 0
if allowed_users is None:
credentials = get_credentials()
allowed_users = {credentials.user: credentials.public_key}
allowed_types = ['openmdao.main.test.test_distsim.HollowSphere',
'openmdao.main.test.test_distsim.Box',
'openmdao.main.test.test_distsim.ProtectedBox']
server, server_cfg = start_server(port=port,
allowed_users=allowed_users,
allowed_types=allowed_types,
log_prefix=server_dir)
self.servers.append(server)
cfg = read_server_config(server_cfg)
self.address = cfg['address']
self.port = cfg['port']
self.tunnel = cfg['tunnel']
self.key = cfg['key']
logging.debug('server pid: %s', server.pid)
logging.debug('server address: %s', self.address)
logging.debug('server port: %s', self.port)
logging.debug('server key: %s', self.key)
finally:
os.chdir('..')
factory = connect(self.address, self.port, self.tunnel, pubkey=self.key)
self.factories.append(factory)
logging.debug('factory: %r', factory)
return factory
def start_factory(self, port=None, allowed_users=None):
""" Start each factory process in a unique directory. """
global _SERVER_ID
_SERVER_ID += 1
server_dir = "Factory_%d" % _SERVER_ID
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug("")
logging.debug("tester pid: %s", os.getpid())
logging.debug("starting server...")
if port is None:
# Exercise both AF_INET and AF_UNIX/AF_PIPE.
port = -1 if _SERVER_ID & 1 else 0
if allowed_users is None:
credentials = get_credentials()
allowed_users = {credentials.user: credentials.public_key}
allowed_types = [
"openmdao.main.test.test_distsim.HollowSphere",
"openmdao.main.test.test_distsim.Box",
"openmdao.main.test.test_distsim.ProtectedBox",
]
server, server_cfg = start_server(port=port, allowed_users=allowed_users, allowed_types=allowed_types)
self.servers.append(server)
cfg = read_server_config(server_cfg)
self.address = cfg["address"]
self.port = cfg["port"]
self.tunnel = cfg["tunnel"]
self.key = cfg["key"]
logging.debug("server pid: %s", server.pid)
logging.debug("server address: %s", self.address)
logging.debug("server port: %s", self.port)
logging.debug("server key: %s", self.key)
finally:
os.chdir("..")
factory = connect(self.address, self.port, self.tunnel, pubkey=self.key)
self.factories.append(factory)
logging.debug("factory: %r", factory)
return factory
def test_4_authkey(self):
logging.debug('')
logging.debug('test_authkey')
factory = self.start_factory()
# Start server in non-public-key mode.
# Connections must have matching authkey,
# but data is sent in the clear!?
# This is standard multiprocessing behaviour.
authkey = 'password'
server_dir = 'Factory_authkey'
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug('starting server (authkey %s)...', authkey)
allowed_types = ['openmdao.main.test.test_distsim.Box']
server, server_cfg = start_server(authkey=authkey,
allowed_types=allowed_types,
timeout=30)
cfg = read_server_config(server_cfg)
address = cfg['address']
port = cfg['port']
key = cfg['key']
logging.debug('server address: %s', address)
logging.debug('server port: %s', port)
logging.debug('server tunnel: %s', cfg['tunnel'])
logging.debug('server key: %s', key)
finally:
os.chdir('..')
factory = None
try:
assert_raises(self, 'connect(address, port, pubkey=key)',
globals(), locals(), AuthenticationError,
'digest sent was rejected')
factory = connect(address, port, authkey=authkey)
logging.debug('factory: %r', factory)
# Create model and run it.
box = factory.create(_MODULE + '.Box')
model = set_as_top(Model(box))
model.run()
# Check results.
for width in range(1, 2):
for height in range(1, 3):
for depth in range(1, 4):
case = model.driver.recorders[0].cases.pop(0)
self.assertEqual(case.outputs[0][2],
width * height * depth)
finally:
if factory is not None:
factory.cleanup()
logging.debug('terminating server (authkey %s) pid %s', authkey,
server.pid)
server.terminate(timeout=10)
server = None
def test_4_authkey(self):
logging.debug("")
logging.debug("test_authkey")
factory = self.start_factory()
# Start server in non-public-key mode.
# Connections must have matching authkey,
# but data is sent in the clear!?
# This is standard multiprocessing behaviour.
authkey = "password"
server_dir = "Factory_authkey"
if os.path.exists(server_dir):
shutil.rmtree(server_dir)
os.mkdir(server_dir)
os.chdir(server_dir)
self.server_dirs.append(server_dir)
try:
logging.debug("starting server (authkey %s)...", authkey)
allowed_types = ["openmdao.main.test.test_distsim.Box"]
server, server_cfg = start_server(authkey=authkey, allowed_types=allowed_types, timeout=30)
cfg = read_server_config(server_cfg)
address = cfg["address"]
port = cfg["port"]
key = cfg["key"]
logging.debug("server address: %s", address)
logging.debug("server port: %s", port)
logging.debug("server tunnel: %s", cfg["tunnel"])
logging.debug("server key: %s", key)
finally:
os.chdir("..")
factory = None
try:
assert_raises(
self,
"connect(address, port, pubkey=key)",
globals(),
locals(),
AuthenticationError,
"digest sent was rejected",
)
factory = connect(address, port, authkey=authkey)
logging.debug("factory: %r", factory)
# Create model and run it.
box = factory.create(_MODULE + ".Box")
model = set_as_top(Model(box))
model.run()
# Check results.
for width in range(1, 2):
for height in range(1, 3):
for depth in range(1, 4):
case = model.driver.recorders[0].cases.pop(0)
self.assertEqual(case.outputs[0][2], width * height * depth)
finally:
if factory is not None:
factory.cleanup()
logging.debug("terminating server (authkey %s) pid %s", authkey, server.pid)
server.terminate(timeout=10)
server = None
def main():
""" Run latency & thruput tests on various server configurations. """
init_messages()
latency_results = {}
thruput_results = {}
# For each configuration...
count = 0
for authkey in ('PublicKey', 'UnEncrypted'):
for ip_port in (0, -1):
for hops in (1, 2):
# Start factory in unique directory.
count += 1
name = 'Echo_%d' % count
if os.path.exists(name):
shutil.rmtree(name, onerror=onerror)
os.mkdir(name)
os.chdir(name)
try:
server_proc, server_cfg = \
start_server(authkey=authkey, port=ip_port)
cfg = read_server_config(server_cfg)
finally:
os.chdir('..')
# Connect to factory.
address = cfg['address']
port = cfg['port']
key = cfg['key']
print
print '%s, %s %d, hops: %d' % (authkey, address, port, hops)
factory = connect(address, port, authkey=authkey, pubkey=key)
if hops == 1:
server = factory
else:
# Create a server.
server = factory.create('')
# Run test.
results = run_test(name, server)
# Shutdown.
if server is not factory:
factory.release(server)
factory.cleanup()
server_proc.terminate(timeout=10)
# Add results.
for size, latency, thruput in results:
if size not in latency_results:
latency_results[size] = []
latency_results[size].append(latency)
if size not in thruput_results:
thruput_results[size] = []
thruput_results[size].append(thruput)
# Write out results in X, Y1, Y2, ... format.
header = 'Bytes,En-S-1,En-S-2,En-P-1,En-P-2,Un-S-1,Un-S-2,Un-P-1,Un-P-2\n'
with open('latency.csv', 'w') as out:
out.write(header)
for size in sorted(latency_results.keys()):
out.write('%d' % size)
for value in latency_results[size]:
out.write(', %g' % value)
out.write('\n')
with open('thruput.csv', 'w') as out:
out.write(header)
for size in sorted(thruput_results.keys()):
out.write('%d' % size)
for value in thruput_results[size]:
out.write(', %g' % value)
out.write('\n')
for path in glob.glob('Echo_*'):
shutil.rmtree(path, onerror=onerror)
def test_remote(self):
logging.debug('')
logging.debug('test_remote')
# Start remote server.
server_dir = 'Factory'
if os.path.exists(server_dir):
shutil.rmtree(server_dir, onerror=onerror)
os.mkdir(server_dir)
os.chdir(server_dir)
try:
server, server_cfg = start_server()
cfg = read_server_config(server_cfg)
factory = None
try:
factory = connect(cfg['address'], cfg['port'],
pubkey=cfg['key'])
prefix = RAM._make_prefix(factory.host)
remote = '%s_LocalHost' % prefix
# Show no remotes currently in RAM.
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertFalse(remote in allocator_names)
# Add remote server's allocator.
RAM.add_remotes(factory)
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertTrue(remote in allocator_names)
self.assertFalse(RAM.get_allocator(remote) is RAM.list_allocators()[0])
self.assertTrue(RAM.get_allocator(remote) is RAM.list_allocators()[1])
# Max servers.
max_servers = RAM.max_servers(dict(allocator=remote))
self.assertTrue(max_servers >= 0) # Avoid host load issues.
remote_alloc = RAM.get_allocator(remote)
max_servers, info = \
remote_alloc.max_servers(dict(localhost=True))
self.assertEqual(max_servers, 0)
self.assertEqual(info, dict(localhost='requested local host'))
max_servers, info = \
remote_alloc.max_servers(dict(allocator='LocalHost'))
self.assertEqual(max_servers, 0)
self.assertEqual(info, dict(allocator='wrong allocator'))
estimate, info = \
remote_alloc.time_estimate(dict(allocator='LocalHost'))
self.assertEqual(estimate, -2)
self.assertEqual(info, dict(allocator='wrong allocator'))
# Allocate, release.
remote_server, info = RAM.allocate(dict(allocator=remote))
RAM.release(remote_server)
# Remove remote allocators.
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
for name in allocator_names:
if name.startswith(prefix):
RAM.remove_allocator(name)
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertFalse(remote in allocator_names)
finally:
if factory is not None:
factory.cleanup()
server.terminate(timeout=10)
finally:
os.chdir('..')
shutil.rmtree(server_dir, onerror=onerror)
# Access local RAM in manner it would be accessed in the server.
self.assertEqual(RAM._get_instance().get_total_allocators(), 1)
self.assertTrue(RAM._get_instance().get_allocator_proxy(0)
is RAM.list_allocators()[0])
def test_remote(self):
logging.debug('')
logging.debug('test_remote')
# Start remote server.
server_dir = 'Factory'
if os.path.exists(server_dir):
shutil.rmtree(server_dir, onerror=onerror)
os.mkdir(server_dir)
os.chdir(server_dir)
try:
server, server_cfg = start_server()
cfg = read_server_config(server_cfg)
factory = None
try:
factory = connect(cfg['address'],
cfg['port'],
pubkey=cfg['key'])
prefix = RAM._make_prefix(factory.host)
remote = '%s_LocalHost' % prefix
# Show no remotes currently in RAM.
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertFalse(remote in allocator_names)
# Add remote server's allocator.
RAM.add_remotes(factory)
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertTrue(remote in allocator_names)
self.assertFalse(
RAM.get_allocator(remote) is RAM.list_allocators()[0])
self.assertTrue(
RAM.get_allocator(remote) is RAM.list_allocators()[1])
# Max servers.
max_servers = RAM.max_servers(dict(allocator=remote))
self.assertTrue(max_servers >= 0) # Avoid host load issues.
remote_alloc = RAM.get_allocator(remote)
max_servers, info = \
remote_alloc.max_servers(dict(localhost=True))
self.assertEqual(max_servers, 0)
self.assertEqual(info, dict(localhost='requested local host'))
max_servers, info = \
remote_alloc.max_servers(dict(allocator='LocalHost'))
self.assertEqual(max_servers, 0)
self.assertEqual(info, dict(allocator='wrong allocator'))
estimate, info = \
remote_alloc.time_estimate(dict(allocator='LocalHost'))
self.assertEqual(estimate, -2)
self.assertEqual(info, dict(allocator='wrong allocator'))
# Allocate, release.
remote_server, info = RAM.allocate(dict(allocator=remote))
RAM.release(remote_server)
# Remove remote allocators.
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
for name in allocator_names:
if name.startswith(prefix):
RAM.remove_allocator(name)
allocator_names = \
[allocator.name for allocator in RAM.list_allocators()]
logging.debug('%s', allocator_names)
self.assertFalse(remote in allocator_names)
finally:
if factory is not None:
factory.cleanup()
server.terminate(timeout=10)
finally:
os.chdir('..')
shutil.rmtree(server_dir, onerror=onerror)
# Access local RAM in manner it would be accessed in the server.
self.assertEqual(RAM._get_instance().get_total_allocators(), 1)
self.assertTrue(RAM._get_instance().get_allocator_proxy(0) is
RAM.list_allocators()[0])
def main():
""" Run latency & thruput tests on various server configurations. """
init_messages()
latency_results = {}
thruput_results = {}
# For each configuration...
count = 0
for authkey in ('PublicKey', 'UnEncrypted'):
for ip_port in (0, -1):
for hops in (1, 2):
# Start factory in unique directory.
count += 1
name = 'Echo_%d' % count
if os.path.exists(name):
shutil.rmtree(name)
os.mkdir(name)
os.chdir(name)
try:
server_proc, server_cfg = \
start_server(authkey=authkey, port=ip_port)
cfg = read_server_config(server_cfg)
finally:
os.chdir('..')
# Connect to factory.
address = cfg['address']
port = cfg['port']
key = cfg['key']
print
print '%s, %s %d, hops: %d' % (authkey, address, port, hops)
factory = connect(address, port, authkey=authkey, pubkey=key)
if hops == 1:
server = factory
else:
# Create a server.
server = factory.create('')
# Run test.
results = run_test(name, server)
# Shutdown.
if server is not factory:
factory.release(server)
factory.cleanup()
server_proc.terminate(timeout=10)
# Add results.
for size, latency, thruput in results:
if size not in latency_results:
latency_results[size] = []
latency_results[size].append(latency)
if size not in thruput_results:
thruput_results[size] = []
thruput_results[size].append(thruput)
# Write out results in X, Y1, Y2, ... format.
header = 'Bytes,En-S-1,En-S-2,En-P-1,En-P-2,Un-S-1,Un-S-2,Un-P-1,Un-P-2\n'
with open('latency.csv', 'w') as out:
out.write(header)
for size in sorted(latency_results.keys()):
out.write('%d' % size)
for value in latency_results[size]:
out.write(', %g' % value)
out.write('\n')
with open('thruput.csv', 'w') as out:
out.write(header)
for size in sorted(thruput_results.keys()):
out.write('%d' % size)
for value in thruput_results[size]:
out.write(', %g' % value)
out.write('\n')
for path in glob.glob('Echo_*'):
shutil.rmtree(path)
