def passive(self, other_node_up=True):
if self.__check_active_passive(False) == False:
address = self.get_this_node_address()
self.logprint("I", "%s: is already passive." % (address))
return
other_node_address = self.get_other_node_address()
if self.__check_node_connection(other_node_address) == False:
self.logprint(
"W",
"Failed to swith to passive since active node: %s is unreachable."
% (env.host_string))
sys.exit(1)
self.__check_remote_permissions()
self.__check_local_permissions()
self.plugin.plugin_object.service_stop()
self.__make_node_passive()
self.__disable_vip()
if other_node_up == True:
self.__make_other_node_active()
def __disable_vip(self):
if not hasattr(self, 'vip_device') or not hasattr(self, 'vip_address'):
self.logprint("E","%s -- Required vip_device and vip_address is missing in config file, can't use vip." % self.get_this_node_address())
sys.exit(1)
self.logprint("I","%s -- Disables vip device: %s " % ( self.get_this_node_address(), self.vip_device ))
status, output = commands.getstatusoutput("sudo ifconfig %s down" % ( self.vip_device ))
def __enable_vip(self):
if not hasattr(self, 'vip_device') or not hasattr(self, 'vip_address'):
self.logprint("E","%s -- Required vip_device and vip_address is missing in config file, can't use vip." % self.get_this_node_address())
sys.exit(1)
self.logprint("I","%s -- Configures virtual address: %s " % ( self.get_this_node_address(), self.vip_address ))
status, output = commands.getstatusoutput("sudo ifconfig %s %s netmask 255.255.255.0" % ( self.vip_device, self.vip_address ))
def __check_local_permissions(self):
status, output = commands.getstatusoutput('sudo whoami')
if status != 0:
self.logprint("E"," -- sudo access is reguired to control the cluster resource.")
sys.exit(1)
if output != "root":
self.logprint("E"," -- Missing required permissions.")
sys.exit(1)
def __load_settings(self):
config = SafeConfigParser()
path = os.path.dirname(os.path.abspath(__file__))
filename = "%s/cluster.cfg" % path
if os.path.isfile(filename) == False:
self.logprint("E"," -- Can't find config: %s" % (filename))
sys.exit(1)
config.read(filename)
return config
def __load_settings(self):
config = SafeConfigParser()
path = os.path.dirname(os.path.abspath(__file__))
filename = "%s/cluster.cfg" % path
if os.path.isfile(filename) == False:
self.logprint("E", " -- Can't find config: %s" % (filename))
sys.exit(1)
config.read(filename)
return config
def __check_local_permissions(self):
status, output = commands.getstatusoutput('sudo whoami')
if status != 0:
self.logprint(
"E",
" -- sudo access is reguired to control the cluster resource.")
sys.exit(1)
if output != "root":
self.logprint("E", " -- Missing required permissions.")
sys.exit(1)
def __disable_vip(self):
if not hasattr(self, 'vip_device') or not hasattr(self, 'vip_address'):
self.logprint(
"E",
"%s -- Required vip_device and vip_address is missing in config file, can't use vip."
% self.get_this_node_address())
sys.exit(1)
self.logprint(
"I", "%s -- Disables vip device: %s " %
(self.get_this_node_address(), self.vip_device))
status, output = commands.getstatusoutput("sudo ifconfig %s down" %
(self.vip_device))
def __enable_vip(self):
if not hasattr(self, 'vip_device') or not hasattr(self, 'vip_address'):
self.logprint(
"E",
"%s -- Required vip_device and vip_address is missing in config file, can't use vip."
% self.get_this_node_address())
sys.exit(1)
self.logprint(
"I", "%s -- Configures virtual address: %s " %
(self.get_this_node_address(), self.vip_address))
status, output = commands.getstatusoutput(
"sudo ifconfig %s %s netmask 255.255.255.0" %
(self.vip_device, self.vip_address))
def passive(self, other_node_up = True):
if self.__check_active_passive(False) == False:
address = self.get_this_node_address()
self.logprint("I","%s: is already passive." % ( address ))
return
other_node_address = self.get_other_node_address()
if self.__check_node_connection(other_node_address) == False:
self.logprint("W","Failed to swith to passive since active node: %s is unreachable." % ( env.host_string ))
sys.exit(1)
self.__check_remote_permissions()
self.__check_local_permissions()
self.plugin.plugin_object.service_stop()
self.__make_node_passive()
self.__disable_vip()
if other_node_up == True:
self.__make_other_node_active()
