def __deactivateManifest(self, service, manifest):
""" deactive a manifest. This means calling stop then deactive on the manifest
@param service - service of manifest to deactivate
@param manifest - manifest to deactivate
@param stack - stack for recovery
"""
self.__LOG.debug("Deactivate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
self._execPackages('shutdown',
service,
manifest,
11,
25,
activateFlow=False)
self._execPackages('deactivate',
service,
manifest,
26,
50,
activateFlow=False)
manifestutil.processControllerInPackage(service,
manifest,
activateFlow=False)
def __activateManifest(self, service, manifest):
""" deactive a manifest. This means calling stop then deactive on the manifest
@param service - service of manifest to activate
@param manifest - manifest to activate
@param stack - stack for recovery
"""
self.__LOG.debug("Activate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
self._activationStage = ActivateManifest.STAGE_ACTIVATION
self._execPackages('activate',
service,
manifest,
51,
65,
activateFlow=True)
self._activationStage = ActivateManifest.STAGE_STARTUP
self._execPackages('startup',
service,
manifest,
66,
80,
activateFlow=True)
manifestutil.processControllerInPackage(self._service,
self._manifest,
activateFlow=True)
def __deactivateManifest(self, service, manifest):
""" deactive a manifest. This means calling stop then deactive on the manifest
@param service - service of manifest to deactivate
@param manifest - manifest to deactivate
@param stack - stack for recovery
"""
self.__LOG.debug("Deactivate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
self._execPackages('shutdown', service, manifest, 11, 25, activateFlow = False)
self._execPackages('deactivate', service, manifest, 26, 50, activateFlow = False)
manifestutil.processControllerInPackage(service, manifest, activateFlow = False)
def __activateManifest(self, service, manifest):
""" deactive a manifest. This means calling stop then deactive on the manifest
@param service - service of manifest to activate
@param manifest - manifest to activate
@param stack - stack for recovery
"""
self.__LOG.debug("Activate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
self._activationStage = ActivateManifest.STAGE_ACTIVATION
self._execPackages('activate', service, manifest, 51, 65, activateFlow = True)
self._activationStage = ActivateManifest.STAGE_STARTUP
self._execPackages('startup', service, manifest, 66, 80, activateFlow = True)
manifestutil.processControllerInPackage(self._service, self._manifest, activateFlow = True)
def __deactivateFailedManifest(self, service, manifest):
""" best effort to deactive a failed manifest. This means calling stop then deactive on the manifest, and ignore any errors
@param service - service of manifest to deactivate
@param manifest - manifest to deactivate
@param stack - stack for recovery
"""
self.__LOG.debug("Deactivate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
needShutdown = (self._activationStage == ActivateManifest.STAGE_STARTUP)
needDeactivate = (needShutdown | (self._activationStage == ActivateManifest.STAGE_ACTIVATION))
if needShutdown:
try:
self._execPackages('shutdown', service, manifest, 81, 90, activateFlow = False)
except Exception:
pass
if needDeactivate:
try:
self._execPackages('deactivate', service, manifest, 91, 99, activateFlow = False)
manifestutil.processControllerInPackage(self._service, self._manifest, activateFlow = False)
except Exception:
pass
def __deactivateFailedManifest(self, service, manifest):
""" best effort to deactive a failed manifest. This means calling stop then deactive on the manifest, and ignore any errors
@param service - service of manifest to deactivate
@param manifest - manifest to deactivate
@param stack - stack for recovery
"""
self.__LOG.debug("Deactivate Manifest %s-%s" % (service, manifest))
if (manifest == None):
return
needShutdown = (
self._activationStage == ActivateManifest.STAGE_STARTUP)
needDeactivate = (needShutdown |
(self._activationStage
== ActivateManifest.STAGE_ACTIVATION))
if needShutdown:
try:
self._execPackages('shutdown',
service,
manifest,
81,
90,
activateFlow=False)
except Exception:
pass
if needDeactivate:
try:
self._execPackages('deactivate',
service,
manifest,
91,
99,
activateFlow=False)
manifestutil.processControllerInPackage(self._service,
self._manifest,
activateFlow=False)
except Exception:
pass
def startServicesOnAgentStartup():
"""
when agent is restarted,
0. check for agent selfupdate
1. start all service with active manifest, this requires service startup script be idempotent
2. load dynamic controllers and routes if any
"""
# check for agent update
from agent.lib.agenthealth import checkAgentVersion
checkAgentVersion(True)
# startup services
from agent.lib.agent_thread.startstop_service import StartStopService
appGlobal = config['pylons.app_globals']
appdelay = int(
config['appinitdelay']) if 'appinitdelay' in config else 0
if appdelay > 0:
time.sleep(appdelay)
# check if this is agent restart or system restart
if os.name != 'nt' and os.path.exists("/proc/uptime"):
uptime, _ = [float(f) for f in open("/proc/uptime").read().split()]
else:
uptime = 500
systemRestartTimeThreshold = pylons.config[
'system_restart_time_threshold']
actionType = StartStopService.ACTION_RESTART
if (int(systemRestartTimeThreshold) > uptime):
actionType = StartStopService.ACTION_REBOOT
for service in manifestutil.getServices():
appDataDir = manifestutil.appDataPath(service)
if not os.path.exists(appDataDir):
os.makedirs(appDataDir)
import pwd
uname = pylons.config['app_user_account']
uid = pwd.getpwnam(uname).pw_uid
gid = pwd.getpwnam(uname).pw_gid
utils.rchown(appDataDir, uid, gid)
dataDir = manifestutil.dataPath(service)
if not os.path.exists(dataDir):
os.makedirs(dataDir)
if service != 'agent':
try:
manifestutil.updateServiceMetaFile(
service, {
'servicePath': manifestutil.servicePath(service),
'serviceName': service
})
except Exception as excep:
LOG.error(
'Unknown error updating local metadata service(%s) - %s - %s'
% (service, str(excep), traceback.format_exc(2)))
if manifestutil.hasActiveManifest(service):
try:
LOG.info('startup for service(%s)', service)
startupThread = StartStopService(
appGlobal.threadMgr, service, actionType)
startupThread.start()
startupThread.threadMgrEvent.wait()
except Exception as excep:
LOG.error(
'Unknown error starting service(%s) - %s - %s' %
(service, str(excep), traceback.format_exc(2)))
try:
LOG.info('load controllers and routes for service(%s)',
service)
manifestutil.processControllerInPackage(service)
except Exception as excep:
LOG.error(
'Unknown error loading controllers for service(%s) - %s - %s'
% (service, str(excep), traceback.format_exc(2)))
def startServicesOnAgentStartup():
"""
when agent is restarted,
0. check for agent selfupdate
1. start all service with active manifest, this requires service startup script be idempotent
2. load dynamic controllers and routes if any
"""
# check for agent update
from agent.lib.agenthealth import checkAgentVersion
checkAgentVersion(True)
# startup services
from agent.lib.agent_thread.startstop_service import StartStopService
appGlobal = config["pylons.app_globals"]
appdelay = int(config["appinitdelay"]) if "appinitdelay" in config else 0
if appdelay > 0:
time.sleep(appdelay)
# check if this is agent restart or system restart
if os.name != "nt" and os.path.exists("/proc/uptime"):
uptime, _ = [float(f) for f in open("/proc/uptime").read().split()]
else:
uptime = 500
systemRestartTimeThreshold = pylons.config["system_restart_time_threshold"]
actionType = StartStopService.ACTION_RESTART
if int(systemRestartTimeThreshold) > uptime:
actionType = StartStopService.ACTION_REBOOT
for service in manifestutil.getServices():
appDataDir = manifestutil.appDataPath(service)
if not os.path.exists(appDataDir):
os.makedirs(appDataDir)
import pwd
uname = pylons.config["app_user_account"]
uid = pwd.getpwnam(uname).pw_uid
gid = pwd.getpwnam(uname).pw_gid
utils.rchown(appDataDir, uid, gid)
dataDir = manifestutil.dataPath(service)
if not os.path.exists(dataDir):
os.makedirs(dataDir)
if service != "agent":
try:
manifestutil.updateServiceMetaFile(
service, {"servicePath": manifestutil.servicePath(service), "serviceName": service}
)
except Exception as excep:
LOG.error(
"Unknown error updating local metadata service(%s) - %s - %s"
% (service, str(excep), traceback.format_exc(2))
)
if manifestutil.hasActiveManifest(service):
try:
LOG.info("startup for service(%s)", service)
startupThread = StartStopService(appGlobal.threadMgr, service, actionType)
startupThread.start()
startupThread.threadMgrEvent.wait()
except Exception as excep:
LOG.error(
"Unknown error starting service(%s) - %s - %s"
% (service, str(excep), traceback.format_exc(2))
)
try:
LOG.info("load controllers and routes for service(%s)", service)
manifestutil.processControllerInPackage(service)
except Exception as excep:
LOG.error(
"Unknown error loading controllers for service(%s) - %s - %s"
% (service, str(excep), traceback.format_exc(2))
)
