def run_add_keypair(self):
""" Sets up the add keypair arguments and attempts to add the
keyname generated.
Returns:
True on success, False otherwise.
"""
self.state = self.INIT_STATE
add_keypair_args = [
'--keyname', self.keyname, '--ips_layout', self.ips_yaml_b64,
"--root_password", self.root_pass, "--auto"
]
options = parse_args.ParseArgs(add_keypair_args, "appscale-add-keypair"). \
args
try:
AppScaleTools.add_keypair(options)
logging.info("AppScale add key pair was successful")
except BadConfigurationException as bad_config:
self.state = self.ERROR_STATE
logging.error(str(bad_config))
self.err_message = "Bad configuration. Unable to set up keypairs."
return False
except Exception as exception:
self.state = self.ERROR_STATE
logging.exception(exception)
self.err_message = "Exception when running add key pair: {0}". \
format(exception)
return False
return True
def appscale_down(self):
""" Terminates a currently running deployment of AppScale. Calls on the
AppScale tools by building an argument list, which varies based on
the deployment type.
Returns:
True on success, False otherwise.
"""
logging.debug("Starting AppScale down.")
self.state = self.TERMINATING_STATE
# We capture the stdout and stderr of the tools and use it to calculate
# the percentage towards completion.
old_stdout = sys.stdout
old_stderr = sys.stderr
sys.stdout = self.std_out_capture
sys.stderr = self.std_err_capture
terminate_args = ['--keyname', self.keyname, "--verbose"]
if self.deployment_type == CLOUD:
terminate_args.extend([
"--EC2_SECRET_KEY", self.ec2_secret, "--EC2_ACCESS_KEY",
self.ec2_access, "--EC2_URL", self.ec2_url, "--test"
])
try:
logging.info("Starting terminate instances.")
options = parse_args.ParseArgs(terminate_args,
"appscale-terminate-instances").args
AppScaleTools.terminate_instances(options)
self.state = self.TERMINATED_STATE
logging.info("AppScale terminate instances successfully ran!")
except BadConfigurationException as bad_config:
self.state = self.ERROR_STATE
logging.exception(bad_config)
self.err_message = "Bad configuration. Unable to terminate AppScale. " \
"{0}".format(bad_config)
except Exception as exception:
self.state = self.ERROR_STATE
logging.exception(exception)
self.err_message = "Exception when terminating: {0}".format(
exception)
finally:
sys.stdout = old_stdout
sys.stderr = old_stderr
return self.state == self.TERMINATED_STATE
def run_appscale(self):
""" Executes the appscale tools with deployment specific arguments.
Returns:
True on success, False otherwise.
"""
logging.info("Tools arguments: {0}".format(str(self.args)))
self.state = self.RUNNING_STATE
old_stdout = sys.stdout
old_stderr = sys.stderr
try:
options = parse_args.ParseArgs(self.args,
"appscale-run-instances").args
sys.stdout = self.std_out_capture
sys.stderr = self.std_err_capture
AppScaleTools.run_instances(options)
logging.info("AppScale run instances was successful!")
self.state = self.COMPLETE_STATE
self.set_status_link()
except BadConfigurationException as bad_config:
self.state = self.ERROR_STATE
logging.exception(bad_config)
self.err_message = "Bad configuration. {0}".format(bad_config)
except Exception as exception:
self.state = self.ERROR_STATE
logging.exception(exception)
self.err_message = "Exception--{0}".format(exception)
except SystemExit as sys_exit:
self.state = self.ERROR_STATE
logging.error(str(sys_exit))
self.err_message = str(
"Error with given arguments caused system exit.")
finally:
sys.stdout = old_stdout
sys.stderr = old_stderr
return self.state == self.COMPLETE_STATE