def test_make_appscale_directory_creation(self):
# let's say that our ~/.appscale directory
# does not exist
os.path.should_receive('exists') \
.with_args(LocalState.LOCAL_APPSCALE_PATH) \
.and_return(False) \
.once()
# thus, mock out making the appscale dir
os.should_receive('mkdir') \
.with_args(LocalState.LOCAL_APPSCALE_PATH) \
.and_return()
LocalState.make_appscale_directory()
def add_keypair(cls, options):
"""Sets up passwordless SSH login to the machines used in a virtualized
cluster deployment.
Args:
options: A Namespace that has fields for each parameter that can be
passed in via the command-line interface.
Raises:
AppScaleException: If any of the machines named in the ips_layout are
not running, or do not have the SSH daemon running.
"""
LocalState.require_ssh_commands(options.auto)
LocalState.make_appscale_directory()
path = LocalState.LOCAL_APPSCALE_PATH + options.keyname
if options.add_to_existing:
private_key = path
else:
_, private_key = LocalState.generate_rsa_key(options.keyname)
if options.auto:
if 'root_password' in options:
AppScaleLogger.log("Using the provided root password to log into " + \
"your VMs.")
password = options.root_password
else:
AppScaleLogger.log("Please enter the password for the root user on" + \
" your VMs:")
password = getpass.getpass()
node_layout = NodeLayout(options)
all_ips = [node.public_ip for node in node_layout.nodes]
for ip in all_ips:
# first, make sure ssh is actually running on the host machine
if not RemoteHelper.is_port_open(ip, RemoteHelper.SSH_PORT):
raise AppScaleException("SSH does not appear to be running at {0}. " \
"Is the machine at {0} up and running? Make sure your IPs are " \
"correct!".format(ip))
# next, set up passwordless ssh
AppScaleLogger.log("Executing ssh-copy-id for host: {0}".format(ip))
if options.auto:
LocalState.shell("{0} root@{1} {2} {3}".format(cls.EXPECT_SCRIPT, ip,
private_key, password))
else:
LocalState.shell("ssh-copy-id -i {0} root@{1}".format(private_key, ip))
AppScaleLogger.success("Generated a new SSH key for this deployment " + \
"at {0}".format(private_key))
def test_make_appscale_directory_creation(self):
# let's say that our ~/.appscale directory
# does not exist
os.path.should_receive('exists') \
.with_args(LocalState.LOCAL_APPSCALE_PATH) \
.and_return(False) \
.once()
# thus, mock out making the appscale dir
os.should_receive('mkdir') \
.with_args(LocalState.LOCAL_APPSCALE_PATH) \
.and_return()
LocalState.make_appscale_directory()
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)
node_layout = NodeLayout(options)
if options.infrastructure:
if (not options.test and not options.force and
not (options.disks or node_layout.are_disks_used())):
LocalState.ensure_user_wants_to_run_without_disks()
reduced_version = '.'.join(x for x in APPSCALE_VERSION.split('.')[:2])
AppScaleLogger.log("Starting AppScale " + reduced_version)
my_id = str(uuid.uuid4())
AppScaleLogger.remote_log_tools_state(options, my_id, "started",
APPSCALE_VERSION)
head_node = node_layout.head_node()
# Start VMs in cloud via cloud agent.
if options.infrastructure:
node_layout = RemoteHelper.start_all_nodes(options, node_layout)
# Enables root logins and SSH access on the head node.
RemoteHelper.enable_root_ssh(options, head_node.public_ip)
AppScaleLogger.verbose("Node Layout: {}".format(node_layout.to_list()))
# Ensure all nodes are compatible.
RemoteHelper.ensure_machine_is_compatible(
head_node.public_ip, options.keyname)
# Use rsync to move custom code into the deployment.
if options.rsync_source:
AppScaleLogger.log("Copying over local copy of AppScale from {0}".
format(options.rsync_source))
RemoteHelper.rsync_files(head_node.public_ip, options.keyname,
options.rsync_source)
# Start services on head node.
RemoteHelper.start_head_node(options, my_id, node_layout)
# Write deployment metadata to disk (facilitates SSH operations, etc.)
db_master = node_layout.db_master().private_ip
head_node = node_layout.head_node().public_ip
LocalState.update_local_metadata(options, db_master, head_node)
# Copy the locations.json to the head node
RemoteHelper.copy_local_metadata(node_layout.head_node().public_ip,
options.keyname)
# Wait for services on head node to start.
secret_key = LocalState.get_secret_key(options.keyname)
acc = AppControllerClient(head_node, secret_key)
try:
while not acc.is_initialized():
AppScaleLogger.log('Waiting for head node to initialize...')
# This can take some time in particular the first time around, since
# we will have to initialize the database.
time.sleep(cls.SLEEP_TIME*3)
except socket.error as socket_error:
AppScaleLogger.warn('Unable to initialize AppController: {}'.
format(socket_error.message))
message = RemoteHelper.collect_appcontroller_crashlog(
head_node, options.keyname)
raise AppControllerException(message)
# Set up admin account.
try:
# We don't need to have any exception information here: we do expect
# some anyway while the UserAppServer is coming up.
acc.does_user_exist("non-existent-user", True)
except Exception:
AppScaleLogger.log('UserAppServer not ready yet. Retrying ...')
time.sleep(cls.SLEEP_TIME)
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, head_node,
options.keyname)
acc.set_admin_role(username, 'true', cls.ADMIN_CAPABILITIES)
# Wait for machines to finish loading and AppScale Dashboard to be deployed.
RemoteHelper.wait_for_machines_to_finish_loading(head_node, options.keyname)
try:
login_host = acc.get_property('login')['login']
except KeyError:
raise AppControllerException('login property not found')
RemoteHelper.sleep_until_port_is_open(
login_host, RemoteHelper.APP_DASHBOARD_PORT)
AppScaleLogger.success("AppScale successfully started!")
AppScaleLogger.success(
'View status information about your AppScale deployment at '
'http://{}:{}'.format(login_host, RemoteHelper.APP_DASHBOARD_PORT))
AppScaleLogger.remote_log_tools_state(options, my_id,
"finished", APPSCALE_VERSION)
