def node_disruption(self, sync=None, finish_execution=None):
self.sync = sync
self.finish_execution = finish_execution
infra.display_on_terminal(self, "Entering Node Disruption plugin")
table_name = "Node Disruption"
infra.create_report_table(self, table_name)
infra.add_table_headers(self, table_name,
["Node", "IP", "TimeStamp",
"Status of Disruption"])
infra.display_on_terminal(self, "Entering Process Disruption plugin")
input_args_dict = self.get_input_arguments()
node_name = input_args_dict.keys()[0]
input_args = input_args_dict.get(node_name, None)
host_config = infra.get_openstack_config()
if input_args:
print "Inpt " + str(input_args)
role = input_args.get('role', None)
nodes_to_be_disrupted = []
for node in host_config:
if role in host_config[node].get('role', None):
infra.display_on_terminal(self, node, " will be disrupted ")
nodes_to_be_disrupted.append(node)
node_reboot_command = "reboot -f "
if self.sync:
infra.display_on_terminal(self, "Waiting for notification")
infra.wait_for_notification(sync)
infra.display_on_terminal(self, "Received notification, Starting")
ha_interval = self.get_ha_interval()
for i in range(1):
#while infra.is_execution_completed(self.finish_execution) is False:
# for node in nodes_to_be_disrupted:
node = nodes_to_be_disrupted[0]
ip = host_config.get(node, None).get('ip', None)
user = host_config.get(node, None).get('user', None)
password = host_config.get(node, None).get('password', None)
infra.display_on_terminal(self, "IP: ", ip, " User: "******" Pwd: ", password)
infra.display_on_terminal(self, "Executing ",
node_reboot_command)
code, out, error = infra.ssh_and_execute_command(ip, user,
password,
node_reboot_command)
if error:
infra.display_on_terminal(self, "Error ", error,
"color=red")
infra.display_on_terminal(self, "waiting for ", ip, " to "
"come "
"online")
if infra.wait_for_ping(ip, 240, 10):
infra.display_on_terminal(self, "Node ", ip,
" is online", "color=green")
infra.display_on_terminal(self, "Will sleep for interval ",
str(ha_interval))
#time.sleep(ha_interval)
infra.add_table_rows(self, table_name, [[node,
ip,
utils.get_timestamp(),
HAConstants.OKGREEN +
'Rebooted' +
HAConstants.ENDC]])
# bring it back to stable state
infra.display_on_terminal(self, "Waiting for the node to become stable")
if infra.wait_for_ping(ip, 240, 10):
infra.display_on_terminal(self, "Node ", ip, " is in stable state",
"color=green")
infra.display_on_terminal(self, "Finishing Node Disruption")
def process_disruption(self, sync=None, finish_execution=None):
self.sync = sync
self.finish_execution = finish_execution
table_name = "Process Disruption"
infra.create_report_table(self, table_name)
infra.add_table_headers(
self, table_name,
["Host", "Process", "TimeStamp", "Status of Disruption"])
infra.display_on_terminal(self, "Entering Process Disruption plugin")
input_args_dict = self.get_input_arguments()
node_name = input_args_dict.keys()[0]
input_args = input_args_dict.get(node_name, None)
host_config = infra.get_openstack_config()
if input_args:
print "Inpt " + str(input_args)
process_name = input_args.get('process_name', None)
role = input_args.get('role', None)
type = input_args.get('type', None)
infra.display_on_terminal(self, "Process ", process_name,
" will be disrupted")
nodes_to_be_disrupted = []
for node in host_config:
if 'controller' in host_config[node].get('role', None):
infra.display_on_terminal(self, node, " will be disrupted ")
nodes_to_be_disrupted.append(node)
self.expected_failures.append(node + "::" + process_name)
self.set_expected_failures(self.expected_failures)
rhel_stop_command = "systemctl stop " + process_name
rhel_start_command = "systemctl start " + process_name
if sync:
infra.display_on_terminal(self, "Waiting for notification")
infra.wait_for_notification(sync)
infra.display_on_terminal(self, "Received notification, Starting")
ha_interval = self.get_ha_interval()
disruption_count = self.get_disruption_count()
infra.display_on_terminal(self, "Process will be disrupted ",
str(disruption_count))
while infra.is_execution_completed(self.finish_execution) is False:
if disruption_count:
disruption_count = disruption_count - 1
for node in nodes_to_be_disrupted:
ip = host_config.get(node, None).get('ip', None)
user = host_config.get(node, None).get('user', None)
password = host_config.get(node,
None).get('password', None)
infra.display_on_terminal(self, "IP: ", ip, " User: "******" Pwd: ", password)
infra.display_on_terminal(self, "Stopping ", process_name)
infra.display_on_terminal(self, "Executing ",
rhel_stop_command)
code, out, error = infra.ssh_and_execute_command(
ip, user, password, rhel_stop_command)
infra.add_table_rows(self, table_name, [[
ip, process_name,
utils.get_timestamp(),
HAConstants.WARNING + 'Stopped' + HAConstants.ENDC
]])
infra.display_on_terminal(self, "Sleeping for interval ",
str(ha_interval), " seconds")
time.sleep(ha_interval)
infra.display_on_terminal(self, "Starting ", process_name)
infra.display_on_terminal(self, "Executing ",
rhel_start_command)
code, out, error = infra.ssh_and_execute_command(
ip, user, password, rhel_start_command)
time.sleep(ha_interval)
infra.add_table_rows(self, table_name, [[
ip, process_name,
utils.get_timestamp(),
HAConstants.OKGREEN + 'Started' + HAConstants.ENDC
]])
# bring it back to stable state
infra.display_on_terminal(self,
"Bringing the process to stable state")
infra.display_on_terminal(self, "Executing ", rhel_start_command)
code, out, error = infra.ssh_and_execute_command(
ip, user, password, rhel_start_command)
infra.display_on_terminal(self, "Finishing Process Disruption")
def container_disruption(self, sync=None, finish_execution=None):
self.sync = sync
self.finish_execution = finish_execution
infra.display_on_terminal(self, "Entering Container Disruption plugin")
table_name = "Container Disruption"
infra.create_report_table(self, table_name)
infra.add_table_headers(self, table_name,
["Host", "Container Process",
"Timestamp",
"Status of Disruption"])
input_args_dict = self.get_input_arguments()
node_name = input_args_dict.keys()[0]
input_args = input_args_dict.get(node_name, None)
host_config = infra.get_openstack_config()
if input_args:
print "Inpt " + str(input_args)
container_name = input_args.get('container_name', None)
role = input_args.get('role', None)
disruption_type = input_args.get('disruption', None)
infra.display_on_terminal(self, "Container ", container_name,
" will be disrupted")
nodes_to_be_disrupted = []
for node in host_config:
if 'controller' in host_config[node].get('role', None):
infra.display_on_terminal(self, node, " will be disrupted ")
nodes_to_be_disrupted.append(node)
# For now disrupt on only one node
break
# Deprecate process disruptor and converge on this for both cases later
container_stop_command = "systemctl stop " + container_name
container_start_command = "systemctl start " + container_name
ha_start_delay = self.get_ha_start_delay()
if sync:
infra.display_on_terminal(self, "Waiting for notification")
infra.wait_for_notification(sync)
infra.display_on_terminal(self, "Received notification, Starting")
# Start the actual disruption after 45 seconds
time.sleep(ha_start_delay)
ha_interval = self.get_ha_interval()
disruption_count = self.get_disruption_count()
if disruption_type == 'infinite':
#Override the disruption count in executor.yaml
disruption_count = 1
while infra.is_execution_completed(self.finish_execution) is False:
if disruption_count:
disruption_count = disruption_count - 1
for node in nodes_to_be_disrupted:
ip = host_config.get(node, None).get('ip', None)
user = host_config.get(node, None).get('user', None)
password = host_config.get(node, None).get('password', None)
infra.display_on_terminal(self, "Stopping ", container_name)
infra.display_on_terminal(self, "Executing ", container_stop_command)
code, out, error = infra.ssh_and_execute_command(ip, user,
password,
container_stop_command)
infra.add_table_rows(self, table_name, [[ip,
container_name,
utils.get_timestamp(),
HAConstants.WARNING +
'Stopped' +
HAConstants.ENDC]])
if disruption_type == 'infinite':
infra.display_on_terminal(self, "Infinite disruption chosen bring up container manually")
break
infra.display_on_terminal(self, "Sleeping for interval ",
str(ha_interval), " seconds")
time.sleep(ha_interval)
infra.display_on_terminal(self, "Starting ", container_name)
infra.display_on_terminal(self, "Executing ", container_start_command)
code, out, error = infra.ssh_and_execute_command(ip, user,
password,
container_start_command)
time.sleep(ha_interval)
infra.add_table_rows(self, table_name, [[ip,
container_name,
utils.get_timestamp(),
HAConstants.OKGREEN +
'Started' +
HAConstants.ENDC]])
# bring it back to stable state
if disruption_type != 'infinite':
infra.display_on_terminal(self, "Bringing the container to stable state")
infra.display_on_terminal(self, "Executing ", container_start_command)
code, out, error = infra.ssh_and_execute_command(ip, user, password,
container_start_command)
infra.display_on_terminal(self, "Finishing Container Disruption")
def process_disruption(self, sync=None, finish_execution=None):
self.sync = sync
self.finish_execution = finish_execution
table_name = "Process Disruption"
infra.create_report_table(self, table_name)
infra.add_table_headers(self, table_name,
["Host", "Process", "TimeStamp", "Status of Disruption"])
infra.display_on_terminal(self, "Entering Process Disruption plugin")
input_args_dict = self.get_input_arguments()
node_name = input_args_dict.keys()[0]
input_args = input_args_dict.get(node_name, None)
host_config = infra.get_openstack_config()
if input_args:
print "Inpt " + str(input_args)
process_name = input_args.get('process_name', None)
role = input_args.get('role', None)
type = input_args.get('type', None)
infra.display_on_terminal(self, "Process ", process_name,
" will be disrupted")
nodes_to_be_disrupted = []
for node in host_config:
if 'controller' in host_config[node].get('role', None):
infra.display_on_terminal(self, node, " will be disrupted ")
nodes_to_be_disrupted.append(node)
self.expected_failures.append(node + "::" + process_name)
self.set_expected_failures(self.expected_failures)
rhel_stop_command = "systemctl stop " + process_name
rhel_start_command = "systemctl start " + process_name
if sync:
infra.display_on_terminal(self, "Waiting for notification")
infra.wait_for_notification(sync)
infra.display_on_terminal(self, "Received notification, Starting")
ha_interval = self.get_ha_interval()
disruption_count = self.get_disruption_count()
infra.display_on_terminal(self, "Process will be disrupted " , str(disruption_count))
while infra.is_execution_completed(self.finish_execution) is False:
if disruption_count:
disruption_count = disruption_count - 1
for node in nodes_to_be_disrupted:
ip = host_config.get(node, None).get('ip', None)
user = host_config.get(node, None).get('user', None)
password = host_config.get(node, None).get('password', None)
infra.display_on_terminal(self, "IP: ", ip, " User: "******" Pwd: ", password)
infra.display_on_terminal(self, "Stopping ", process_name)
infra.display_on_terminal(self, "Executing ", rhel_stop_command)
code, out, error = infra.ssh_and_execute_command(ip, user,
password,
rhel_stop_command)
infra.add_table_rows(self, table_name,
[[ip, process_name,
utils.get_timestamp(),
HAConstants.WARNING +
'Stopped' + HAConstants.ENDC]])
infra.display_on_terminal(self, "Sleeping for interval ",
str(ha_interval), " seconds")
time.sleep(ha_interval)
infra.display_on_terminal(self, "Starting ", process_name)
infra.display_on_terminal(self, "Executing ", rhel_start_command)
code, out, error = infra.ssh_and_execute_command(ip, user,
password,
rhel_start_command)
time.sleep(ha_interval)
infra.add_table_rows(self, table_name,
[[ip, process_name,
utils.get_timestamp(),
HAConstants.OKGREEN +
'Started' + HAConstants.ENDC]])
# bring it back to stable state
infra.display_on_terminal(self, "Bringing the process to stable state")
infra.display_on_terminal(self, "Executing ", rhel_start_command)
code, out, error = infra.ssh_and_execute_command(ip, user, password,
rhel_start_command)
infra.display_on_terminal(self, "Finishing Process Disruption")
