def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
if not os.path.exists(LocalState.get_secret_key_location(options.keyname)):
raise AppScaleException("AppScale is not running with the keyname {0}".format(options.keyname))
infrastructure = LocalState.get_infrastructure(options.keyname)
# If the user is on a cloud deployment, and not backing their data to
# persistent disks, warn them before shutting down AppScale.
# Also, if we're in developer mode, skip the warning.
if infrastructure != "xen" and not LocalState.are_disks_used(options.keyname) and not options.test:
LocalState.ensure_user_wants_to_terminate()
if infrastructure in InfrastructureAgentFactory.VALID_AGENTS:
RemoteHelper.terminate_cloud_infrastructure(options.keyname, options.verbose)
else:
RemoteHelper.terminate_virtualized_cluster(options.keyname, options.verbose)
LocalState.cleanup_appscale_files(options.keyname)
AppScaleLogger.success("Successfully shut down your AppScale deployment.")
def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
if not os.path.exists(
LocalState.get_secret_key_location(options.keyname)):
raise AppScaleException(
"AppScale is not running with the keyname {0}".format(
options.keyname))
infrastructure = LocalState.get_infrastructure(options.keyname)
# If the user is on a cloud deployment, and not backing their data to
# persistent disks, warn them before shutting down AppScale.
# Also, if we're in developer mode, skip the warning.
if infrastructure != "xen" and not LocalState.are_disks_used(
options.keyname) and not options.test:
LocalState.ensure_user_wants_to_terminate()
if infrastructure in InfrastructureAgentFactory.VALID_AGENTS:
RemoteHelper.terminate_cloud_infrastructure(
options.keyname, options.verbose)
else:
RemoteHelper.terminate_virtualized_cluster(options.keyname,
options.verbose)
LocalState.cleanup_appscale_files(options.keyname)
AppScaleLogger.success(
"Successfully shut down your AppScale deployment.")
def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
if not os.path.exists(
LocalState.get_locations_yaml_location(options.keyname)):
raise AppScaleException(
"AppScale is not running with the keyname {0}".format(
options.keyname))
if LocalState.get_infrastructure(options.keyname) in \
InfrastructureAgentFactory.VALID_AGENTS:
RemoteHelper.terminate_cloud_infrastructure(
options.keyname, options.verbose)
else:
RemoteHelper.terminate_virtualized_cluster(options.keyname,
options.verbose)
LocalState.cleanup_appscale_files(options.keyname)
AppScaleLogger.success(
"Successfully shut down your AppScale deployment.")
def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
try:
infrastructure = LocalState.get_infrastructure(options.keyname)
except IOError:
raise AppScaleException("Cannot find AppScale's configuration for keyname {0}".format(options.keyname))
if infrastructure == "xen" and options.terminate:
raise AppScaleException("Terminate option is invalid for cluster mode.")
if infrastructure == "xen" or not options.terminate:
# We are in cluster mode: let's check if AppScale is running.
if not os.path.exists(LocalState.get_secret_key_location(options.keyname)):
raise AppScaleException("AppScale is not running with the keyname {0}".format(options.keyname))
# Stop gracefully the AppScale deployment.
try:
RemoteHelper.terminate_virtualized_cluster(options.keyname, options.verbose)
except (IOError, AppScaleException):
# Don't fail if we cannot find the configuration.
pass
# And if we are on a cloud infrastructure, terminate instances if
# asked.
if infrastructure in InfrastructureAgentFactory.VALID_AGENTS and options.terminate:
RemoteHelper.terminate_cloud_infrastructure(options.keyname, options.verbose)
def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
try:
infrastructure = LocalState.get_infrastructure(options.keyname)
except IOError:
raise AppScaleException(
"Cannot find AppScale's configuration for keyname {0}".format(
options.keyname))
if infrastructure == "xen" and options.terminate:
raise AppScaleException(
"Terminate option is invalid for cluster mode.")
if infrastructure == "xen" or not options.terminate:
# We are in cluster mode: let's check if AppScale is running.
if not os.path.exists(
LocalState.get_secret_key_location(options.keyname)):
raise AppScaleException(
"AppScale is not running with the keyname {0}".format(
options.keyname))
# Stop gracefully the AppScale deployment.
try:
RemoteHelper.terminate_virtualized_cluster(options.keyname,
options.clean,
options.verbose)
except (IOError, AppScaleException):
# Don't fail if we cannot find the configuration.
pass
# And if we are on a cloud infrastructure, terminate instances if
# asked.
if (infrastructure in InfrastructureAgentFactory.VALID_AGENTS
and options.terminate):
RemoteHelper.terminate_cloud_infrastructure(
options.keyname, options.verbose)
if options.clean:
LocalState.clean_local_metadata(keyname=options.keyname)
def terminate_instances(cls, options):
"""Stops all services running in an AppScale deployment, and in cloud
deployments, also powers off the instances previously spawned.
Raises:
AppScaleException: If AppScale is not running, and thus can't be
terminated.
"""
if not os.path.exists(LocalState.get_locations_yaml_location(
options.keyname)):
raise AppScaleException("AppScale is not running with the keyname {0}".
format(options.keyname))
if LocalState.get_infrastructure(options.keyname) in \
InfrastructureAgentFactory.VALID_AGENTS:
RemoteHelper.terminate_cloud_infrastructure(options.keyname,
options.verbose)
else:
RemoteHelper.terminate_virtualized_cluster(options.keyname,
options.verbose)
LocalState.cleanup_appscale_files(options.keyname)
AppScaleLogger.success("Successfully shut down your AppScale deployment.")
def run_instances(cls, options):
"""Starts a new AppScale deployment with the parameters given.
Args:
options: A Namespace that has fields for each parameter that can be
passed in via the command-line interface.
Raises:
AppControllerException: If the AppController on the head node crashes.
When this occurs, the message in the exception contains the reason why
the AppController crashed.
BadConfigurationException: If the user passes in options that are not
sufficient to start an AppScale deployment (e.g., running on EC2 but
not specifying the AMI to use), or if the user provides us
contradictory options (e.g., running on EC2 but not specifying EC2
credentials).
"""
LocalState.make_appscale_directory()
LocalState.ensure_appscale_isnt_running(options.keyname, options.force)
if options.infrastructure:
if not options.disks and not options.test and not options.force:
LocalState.ensure_user_wants_to_run_without_disks()
AppScaleLogger.log("Starting AppScale " + APPSCALE_VERSION +
" over the " + options.infrastructure + " cloud.")
else:
AppScaleLogger.log("Starting AppScale " + APPSCALE_VERSION +
" over a virtualized cluster.")
my_id = str(uuid.uuid4())
AppScaleLogger.remote_log_tools_state(options, my_id, "started",
APPSCALE_VERSION)
node_layout = NodeLayout(options)
if not node_layout.is_valid():
raise BadConfigurationException("There were errors with your " + \
"placement strategy:\n{0}".format(str(node_layout.errors())))
public_ip, instance_id = RemoteHelper.start_head_node(options, my_id,
node_layout)
AppScaleLogger.log("\nPlease wait for AppScale to prepare your machines " +
"for use.")
# Write our metadata as soon as possible to let users SSH into those
# machines via 'appscale ssh'.
LocalState.update_local_metadata(options, node_layout, public_ip,
instance_id)
RemoteHelper.copy_local_metadata(public_ip, options.keyname,
options.verbose)
acc = AppControllerClient(public_ip, LocalState.get_secret_key(
options.keyname))
try:
uaserver_host = acc.get_uaserver_host(options.verbose)
except Exception:
# Collect crash logs from the AppController machine.
message = RemoteHelper.collect_appcontroller_crashlog(public_ip,
options.keyname, options.verbose)
# Let's make sure we don't leave dangling instance around if we are
# running in the cloud.
if options.infrastructure:
RemoteHelper.terminate_cloud_infrastructure(options.keyname,
options.verbose)
raise AppControllerException(message)
RemoteHelper.sleep_until_port_is_open(uaserver_host, UserAppClient.PORT,
options.verbose)
# Update our metadata again so that users can SSH into other boxes that
# may have been started.
LocalState.update_local_metadata(options, node_layout, public_ip,
instance_id)
RemoteHelper.copy_local_metadata(public_ip, options.keyname,
options.verbose)
AppScaleLogger.log("UserAppServer is at {0}".format(uaserver_host))
uaserver_client = UserAppClient(uaserver_host,
LocalState.get_secret_key(options.keyname))
if options.admin_user and options.admin_pass:
AppScaleLogger.log("Using the provided admin username/password")
username, password = options.admin_user, options.admin_pass
elif options.test:
AppScaleLogger.log("Using default admin username/password")
username, password = LocalState.DEFAULT_USER, LocalState.DEFAULT_PASSWORD
else:
username, password = LocalState.get_credentials()
RemoteHelper.create_user_accounts(username, password, uaserver_host,
options.keyname, options.clear_datastore)
uaserver_client.set_admin_role(username)
RemoteHelper.wait_for_machines_to_finish_loading(public_ip, options.keyname)
# Finally, update our metadata once we know that all of the machines are
# up and have started all their API services.
LocalState.update_local_metadata(options, node_layout, public_ip,
instance_id)
RemoteHelper.copy_local_metadata(public_ip, options.keyname,
options.verbose)
RemoteHelper.sleep_until_port_is_open(LocalState.get_login_host(
options.keyname), RemoteHelper.APP_DASHBOARD_PORT, options.verbose)
AppScaleLogger.success("AppScale successfully started!")
AppScaleLogger.success("View status information about your AppScale " + \
"deployment at http://{0}:{1}/status".format(LocalState.get_login_host(
options.keyname), RemoteHelper.APP_DASHBOARD_PORT))
AppScaleLogger.remote_log_tools_state(options, my_id,
"finished", APPSCALE_VERSION)
