def replace_host_software(ctx, **kwargs):
graph = ctx.graph_mode()
for node in ctx.nodes:
for instance in node.instances:
if _is_host_node(instance):
if sys.argv[4] == "migration_uninstall":
generate_tasks_fun = _host_pre_stop
else:
def generate_tasks_fun(instance):
return _host_post_start(instance) + [
instance.execute_operation(
'cloudify.interfaces.monitoring.start')
]
sequence = graph.sequence()
sequence.add(*generate_tasks_fun(instance))
time.sleep(2)
graph.execute()
def replace_host_software(ctx, op_name, **kwargs):
graph = ctx.graph_mode()
for node in ctx.nodes:
for instance in node.instances:
if _is_host_node(instance):
if op_name == "uninstall":
generate_tasks_fun = _host_pre_stop
elif op_name == "install":
def generate_tasks_fun(instance):
tasks = _host_post_start(instance)
for subnode in instance.get_contained_subgraph():
tasks.append(
subnode.execute_operation(
'cloudify.interfaces.monitoring.start'))
return tasks
else:
raise NonRecoverableError('Unrecognized operation %s' %
op_name)
sequence = graph.sequence()
sequence.add(*generate_tasks_fun(instance))
graph.execute()
def replace_host_software(ctx, op_name, **kwargs):
graph = ctx.graph_mode()
for node in ctx.nodes:
for instance in node.instances:
if _is_host_node(instance):
if op_name == "uninstall":
generate_tasks_fun = _host_pre_stop
elif op_name == "install":
def generate_tasks_fun(instance):
tasks = _host_post_start(instance)
for subnode in instance.get_contained_subgraph():
tasks.append(
subnode.execute_operation(
'cloudify.interfaces.monitoring.start')
)
return tasks
else:
raise NonRecoverableError(
'Unrecognized operation %s' % op_name)
sequence = graph.sequence()
sequence.add(*generate_tasks_fun(instance))
graph.execute()