def cleanup_broker():
# @Dave: This is maybe too brute force and there is maybe a better pattern...
connect_str = "-q -H %s -P %s -u %s -p %s -V %s" % (CFG.get_safe('server.amqp_priv.host', CFG.get_safe('server.amqp.host', 'localhost')),
CFG.get_safe('container.exchange.management.port', '55672'),
CFG.get_safe('container.exchange.management.username', 'guest'),
CFG.get_safe('container.exchange.management.password', 'guest'),
'/')
from putil.rabbithelper import clean_by_sysname
clean_by_sysname(connect_str, get_sys_name())
def prepare_container():
"""
Walks through pyon initialization in a deterministic way and initializes Container.
In particular make sure configuration is loaded in correct order and
pycc startup arguments are considered.
"""
import threading
threading.current_thread().name = "CC-Main"
# SIDE EFFECT: The import triggers static initializers: Monkey patching, setting pyon defaults
import pyon
from pyon.core import bootstrap, config
# Set global testing flag to False. We are running as capability container, because
# we started through the pycc program.
bootstrap.testing = False
# Set sysname if provided in startup argument
if opts.sysname:
bootstrap.set_sys_name(opts.sysname)
# Trigger any initializing default logic in get_sys_name
bootstrap.get_sys_name()
command_line_config = kwargs
# This holds the minimal configuration used to bootstrap pycc and pyon and connect to datastores.
bootstrap_config = None
# This holds the new CFG object for pyon. Build it up in proper sequence and conditions.
pyon_config = config.read_standard_configuration() # Initial pyon.yml + pyon.local.yml
# Load config override if provided. Supports variants literal and list of paths
config_override = None
if opts.config:
if "{" in opts.config:
# Variant 1: Dict of config values
try:
eval_value = ast.literal_eval(opts.config)
config_override = eval_value
except ValueError:
raise Exception("Value error in config arg '%s'" % opts.config)
else:
# Variant 2: List of paths
from pyon.util.config import Config
config_override = Config([opts.config]).data
# Determine bootstrap_config
if opts.config_from_directory:
# Load minimal bootstrap config if option "config_from_directory"
bootstrap_config = config.read_local_configuration(["res/config/pyon_min_boot.yml"])
config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS)
config.apply_configuration(bootstrap_config, config_override)
config.apply_configuration(bootstrap_config, command_line_config)
print "pycc: config_from_directory=True. Minimal bootstrap configuration:", bootstrap_config
else:
# Otherwise: Set to standard set of local config files plus command line overrides
bootstrap_config = deepcopy(pyon_config)
config.apply_configuration(bootstrap_config, config_override)
config.apply_configuration(bootstrap_config, command_line_config)
# Override sysname from config file or command line
if not opts.sysname and bootstrap_config.get_safe("system.name", None):
new_sysname = bootstrap_config.get_safe("system.name")
bootstrap.set_sys_name(new_sysname)
# Delete sysname datastores if option "force_clean" is set
if opts.force_clean:
from pyon.datastore import clear_couch_util
print "pycc: force_clean=True. DROP DATASTORES for sysname=%s" % bootstrap.get_sys_name()
clear_couch_util.clear_couch(
bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()
)
pyon_config.container.filesystem.force_clean = True
from pyon.core.interfaces.interfaces import InterfaceAdmin
iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config)
# If auto_bootstrap, load config and interfaces into directory
# Note: this is idempotent and will not alter anything if this is not the first container to run
if bootstrap_config.system.auto_bootstrap:
print "pycc: auto_bootstrap=True."
stored_config = deepcopy(pyon_config)
config.apply_configuration(stored_config, config_override)
config.apply_configuration(stored_config, command_line_config)
iadm.create_core_datastores()
iadm.store_config(stored_config)
# Determine the final pyon_config
# - Start from standard config already set (pyon.yml + local YML files)
# - Optionally load config from directory
if opts.config_from_directory:
config.apply_remote_config(bootstrap_cfg=bootstrap_config, system_cfg=pyon_config)
# - Apply container profile specific config
config.apply_profile_configuration(pyon_config, bootstrap_config)
# - Reapply pyon.local.yml here again for good measure
config.apply_local_configuration(pyon_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS)
# - Last apply any separate command line config overrides
config.apply_configuration(pyon_config, config_override)
config.apply_configuration(pyon_config, command_line_config)
# Also set the immediate flag, but only if specified - it is an override
if opts.immediate:
from pyon.util.containers import dict_merge
dict_merge(pyon_config, {"system": {"immediate": True}}, True)
# Bootstrap pyon's core. Load configuration etc.
bootstrap.bootstrap_pyon(pyon_cfg=pyon_config)
# Delete any queues/exchanges owned by sysname if option "broker_clean" is set
if opts.broker_clean:
print "pycc: broker_clean=True, sysname:", bootstrap.get_sys_name()
# build connect str
connect_str = "-q -H %s -P %s -u %s -p %s -V %s" % (
pyon_config.get_safe("server.amqp_priv.host", pyon_config.get_safe("server.amqp.host", "localhost")),
pyon_config.get_safe("container.exchange.management.port", "55672"),
pyon_config.get_safe("container.exchange.management.username", "guest"),
pyon_config.get_safe("container.exchange.management.password", "guest"),
"/",
)
from putil.rabbithelper import clean_by_sysname
deleted_exchanges, deleted_queues = clean_by_sysname(connect_str, bootstrap.get_sys_name())
print " exchanges deleted (%s): %s" % (len(deleted_exchanges), ",".join(deleted_exchanges))
print " queues deleted (%s): %s" % (len(deleted_queues), ",".join(deleted_queues))
if opts.force_clean:
path = os.path.join(pyon_config.get_safe("container.filesystem.root", "/tmp/ion"), bootstrap.get_sys_name())
print "force_clean: Removing", path
FileSystem._clean(pyon_config)
# Auto-bootstrap interfaces
if bootstrap_config.system.auto_bootstrap:
iadm.store_interfaces(idempotent=True)
iadm.close()
if opts.no_container:
print "pycc: no_container=True. Stopping here."
return None
# Create the container instance
from pyon.container.cc import Container
container = Container(*args, **command_line_config)
return container
def prepare_container():
"""
Walks through pyon initialization in a deterministic way and initializes Container.
In particular make sure configuration is loaded in correct order and
pycc startup arguments are considered.
"""
import threading
threading.current_thread().name = "CC-Main"
# SIDE EFFECT: The import triggers static initializers: Monkey patching, setting pyon defaults
import pyon
from pyon.core import bootstrap, config
# Set global testing flag to False. We are running as capability container. This is NO TEST.
bootstrap.testing = False
# Set sysname if provided in startup argument
if opts.sysname:
bootstrap.set_sys_name(opts.sysname)
# Trigger any initializing default logic in get_sys_name
bootstrap.get_sys_name()
command_line_config = kwargs
# This holds the minimal configuration used to bootstrap pycc and pyon and connect to datastores.
bootstrap_config = None
# This holds the new CFG object for pyon. Build it up in proper sequence and conditions.
pyon_config = config.read_standard_configuration(
) # Initial pyon.yml + pyon.local.yml
# Load config override if provided. Supports variants literal and list of paths
config_override = None
if opts.config:
if '{' in opts.config:
# Variant 1: Dict of config values
try:
eval_value = ast.literal_eval(opts.config)
config_override = eval_value
except ValueError:
raise Exception("Value error in config arg '%s'" %
opts.config)
else:
# Variant 2: List of paths
from pyon.util.config import Config
config_override = Config([opts.config]).data
# Determine bootstrap_config
if opts.config_from_directory:
# Load minimal bootstrap config if option "config_from_directory"
bootstrap_config = config.read_local_configuration(
['res/config/pyon_min_boot.yml'])
config.apply_local_configuration(bootstrap_config,
pyon.DEFAULT_LOCAL_CONFIG_PATHS)
config.apply_configuration(bootstrap_config, config_override)
config.apply_configuration(bootstrap_config, command_line_config)
print "pycc: config_from_directory=True. Minimal bootstrap configuration:", bootstrap_config
else:
# Otherwise: Set to standard set of local config files plus command line overrides
bootstrap_config = deepcopy(pyon_config)
config.apply_configuration(bootstrap_config, config_override)
config.apply_configuration(bootstrap_config, command_line_config)
# Override sysname from config file or command line
if not opts.sysname and bootstrap_config.get_safe("system.name", None):
new_sysname = bootstrap_config.get_safe("system.name")
bootstrap.set_sys_name(new_sysname)
# Delete sysname datastores if option "force_clean" is set
if opts.force_clean:
from pyon.datastore import clear_couch_util
print "pycc: force_clean=True. DROP DATASTORES for sysname=%s" % bootstrap.get_sys_name(
)
clear_couch_util.clear_couch(bootstrap_config,
prefix=bootstrap.get_sys_name())
pyon_config.container.filesystem.force_clean = True
from pyon.core.interfaces.interfaces import InterfaceAdmin
iadm = InterfaceAdmin(bootstrap.get_sys_name(),
config=bootstrap_config)
# If auto_bootstrap, load config and interfaces into directory
# Note: this is idempotent and will not alter anything if this is not the first container to run
if bootstrap_config.system.auto_bootstrap:
print "pycc: auto_bootstrap=True."
stored_config = deepcopy(pyon_config)
config.apply_configuration(stored_config, config_override)
config.apply_configuration(stored_config, command_line_config)
iadm.create_core_datastores()
iadm.store_config(stored_config)
# Determine the final pyon_config
# - Start from standard config already set (pyon.yml + local YML files)
# - Optionally load config from directory
if opts.config_from_directory:
config.apply_remote_config(bootstrap_cfg=bootstrap_config,
system_cfg=pyon_config)
config.apply_local_configuration(
pyon_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS
) # apply pyon.local.yml again over top
# - Last apply any separate command line config overrides
config.apply_configuration(pyon_config, config_override)
config.apply_configuration(pyon_config, command_line_config)
# Also set the immediate flag, but only if specified - it is an override
if opts.immediate:
from pyon.util.containers import dict_merge
dict_merge(pyon_config, {'system': {'immediate': True}}, True)
# Bootstrap pyon's core. Load configuration etc.
bootstrap.bootstrap_pyon(pyon_cfg=pyon_config)
# Delete any queues/exchanges owned by sysname if option "broker_clean" is set
if opts.broker_clean:
print "pycc: broker_clean=True, sysname:", bootstrap.get_sys_name()
# build connect str
connect_str = "-q -H %s -P 55672 -u %s -p %s -V %s" % (
pyon_config.get_safe(
'server.amqp_priv.host',
pyon_config.get_safe('server.amqp.host', 'localhost')),
pyon_config.get_safe('container.exchange.management.username',
'guest'),
pyon_config.get_safe('container.exchange.management.password',
'guest'), '/')
from putil.rabbithelper import clean_by_sysname
deleted_exchanges, deleted_queues = clean_by_sysname(
connect_str, bootstrap.get_sys_name())
print " exchanges deleted (%s): %s" % (
len(deleted_exchanges), ",".join(deleted_exchanges))
print " queues deleted (%s): %s" % (
len(deleted_queues), ",".join(deleted_queues))
# Auto-bootstrap interfaces
if bootstrap_config.system.auto_bootstrap:
iadm.store_interfaces(idempotent=True)
iadm.close()
if opts.no_container:
print "pycc: no_container=True. Stopping here."
return None
# Create the container instance
from pyon.container.cc import Container
container = Container(*args, **command_line_config)
return container
def begin(self):
"""Called before any tests are collected or run. Use this to
perform any setup needed before testing begins.
"""
# Make sure we initialize pyon before anything in this plugin executes
from pyon.core import bootstrap
if not bootstrap.pyon_initialized:
bootstrap.bootstrap_pyon()
try:
from pyon.public import get_sys_name, CFG
self.sysname = get_sys_name()
# Clean exchanges and system queues out there
try:
connect_str = '-H %s -P 55672 -u %s -p %s -V %s' % (CFG.server.amqp.host,
CFG.server.amqp.username,
CFG.server.amqp.password,
CFG.server.amqp.vhost)
deleted_exchanges, deleted_queues = clean_by_sysname(connect_str, self.sysname)
debug.write('Deleted exchanges:\n%s \n' % '\n'.join(deleted_exchanges))
debug.write('Deleted queues:\n%s \n' % '\n'.join(deleted_queues))
except Exception as e:
pass
# Force datastore loader to use the same sysname
from pyon.datastore.datastore_admin import DatastoreAdmin
self.datastore_admin = DatastoreAdmin(config=CFG)
self.datastore_admin.clear_datastore(prefix=self.sysname)
def die(signum, frame):
# For whatever reason, the parent doesn't die some times
# when getting KeyboardInterrupt. Hence this signal
# handler.
# Signal is pass through. The child pycc gets
# its own KeyboardInterrupt and will shut down accordingly.
debug.write('Received Keyboard Interrupt. Exiting now.\n')
os._exit(9)
signal.signal(signal.SIGINT, die)
def no_zombie(signum, frame):
# Debug to figure out who's dying
debug.write('SIGCHLD received\n')
stack = []
while frame:
stack.append(frame)
frame =frame.f_back
stack.reverse()
for frame in stack:
debug.write('Frame %s in %s at line %s\n' %
(frame.f_code.co_name,
frame.f_code.co_filename, frame.f_lineno))
debug.write('Child is dead...Clean up now so there is no zombie\n')
(pid, status) = os.wait()
exitstatus, signum = status & 0xff, (status & 0xff00) >> 8
debug.write('Child pid %d with exit status %d and signum %d\n' % (pid, exitstatus, signum))
# Could be dangerous. Comment this out.
# signal.signal(signal.SIGCHLD, no_zombie)
def container_started_cb(signum, frame):
"""Callback when child pycc service is ready"""
self.container_started = True
signal.signal(signal.SIGUSR1, container_started_cb)
# Make sure the pycc process has the same sysname as the nose
ccargs = ['bin/pycc', '-o', '--noshell', '-sp', '--sysname=%s' % self.sysname,
'--logcfg=res/config/logging.pycc.yml',
'--rel=%s' % self.rel,
"--config={'system': {'auto_bootstrap': True}}"]
debug.write('Starting cc process: %s\n' % ' '.join(ccargs))
newenv = os.environ.copy()
po = subprocess.Popen(ccargs, env=newenv, close_fds=True)
self.ccs.append(po)
# Wait for container to be ready
while not self.container_started:
time.sleep(0.2)
debug.write('Child container is ready...\n')
# Dump datastore
self.datastore_admin.dump_datastore(path='res/dd', compact=True)
debug.write('Dump child container state to file...\n')
# Clean again to make sure the first nosetest starts on a clean
# slate
self.datastore_admin.clear_datastore(prefix=self.sysname)
# Set PYCC env var in case CEI needs to skip tests in pycc mode
os.environ['PYCC_MODE'] = '1'
# Enable CEI mode for the tests
os.environ['CEI_LAUNCH_TEST'] = '1'
debug.write('Start nose tests now...\n')
except Exception as e:
self.container_shutdown()
raise e
def begin(self):
"""Called before any tests are collected or run. Use this to
perform any setup needed before testing begins.
"""
# Make sure we initialize pyon before anything in this plugin executes
from pyon.core import bootstrap
if not bootstrap.pyon_initialized:
bootstrap.bootstrap_pyon()
try:
from pyon.public import get_sys_name, CFG
self.sysname = get_sys_name()
# Clean exchanges and system queues out there
try:
connect_str = '-H %s -P 55672 -u %s -p %s -V %s' % (CFG.server.amqp.host,
CFG.server.amqp.username,
CFG.server.amqp.password,
CFG.server.amqp.vhost)
deleted_exchanges, deleted_queues = clean_by_sysname(connect_str, self.sysname)
debug.write('Deleted exchanges:\n%s \n' % '\n'.join(deleted_exchanges))
debug.write('Deleted queues:\n%s \n' % '\n'.join(deleted_queues))
except Exception as e:
pass
# Force datastore loader to use the same sysname
from pyon.datastore.datastore_admin import DatastoreAdmin
self.datastore_admin = DatastoreAdmin(config=CFG)
self.datastore_admin.clear_datastore(prefix=self.sysname)
def die(signum, frame):
# For whatever reason, the parent doesn't die some times
# when getting KeyboardInterrupt. Hence this signal
# handler.
# Signal is pass through. The child pycc gets
# its own KeyboardInterrupt and will shut down accordingly.
debug.write('Received Keyboard Interrupt. Exiting now.\n')
os._exit(9)
signal.signal(signal.SIGINT, die)
def no_zombie(signum, frame):
# Debug to figure out who's dying
debug.write('SIGCHLD received\n')
stack = []
while frame:
stack.append(frame)
frame =frame.f_back
stack.reverse()
for frame in stack:
debug.write('Frame %s in %s at line %s\n' %
(frame.f_code.co_name,
frame.f_code.co_filename, frame.f_lineno))
debug.write('Child is dead...Clean up now so there is no zombie\n')
(pid, status) = os.wait()
exitstatus, signum = status & 0xff, (status & 0xff00) >> 8
debug.write('Child pid %d with exit status %d and signum %d\n' % (pid, exitstatus, signum))
# Could be dangerous. Comment this out.
# signal.signal(signal.SIGCHLD, no_zombie)
def container_started_cb(signum, frame):
"""Callback when child pycc service is ready"""
self.container_started = True
signal.signal(signal.SIGUSR1, container_started_cb)
# Make sure the pycc process has the same sysname as the nose
ccargs = ['bin/pycc', '-o', '--noshell', '-sp', '--sysname=%s' % self.sysname,
'--logcfg=res/config/logging.pycc.yml',
'--rel=%s' % self.rel,
"--config={'system': {'auto_bootstrap': True}}"]
debug.write('Starting cc process: %s\n' % ' '.join(ccargs))
newenv = os.environ.copy()
po = subprocess.Popen(ccargs, env=newenv, close_fds=True)
self.ccs.append(po)
# Wait for container to be ready
while not self.container_started:
time.sleep(0.2)
debug.write('Child container is ready...\n')
# Dump datastore
self.datastore_admin.dump_datastore(path='res/dd', compact=True)
debug.write('Dump child container state to file...\n')
# Clean again to make sure the first nosetest starts on a clean
# slate
self.datastore_admin.clear_datastore(prefix=self.sysname)
# Enable CEI mode for the tests
os.environ['CEI_LAUNCH_TEST'] = '1'
debug.write('Start nose tests now...\n')
except Exception as e:
self.container_shutdown()
raise e
