171 lines
4.7 KiB
Python
Executable File
171 lines
4.7 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# pylint: disable=C0103
|
|
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2010 United States Government as represented by the
|
|
# Administrator of the National Aeronautics and Space Administration.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
"""Euca add-on to use ajax console"""
|
|
|
|
import getopt
|
|
import os
|
|
import sys
|
|
|
|
# If ../nova/__init__.py exists, add ../ to Python search path, so that
|
|
# it will override what happens to be installed in /usr/(local/)lib/python...
|
|
possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
|
|
os.pardir,
|
|
os.pardir))
|
|
if os.path.exists(os.path.join(possible_topdir, 'nova', '__init__.py')):
|
|
sys.path.insert(0, possible_topdir)
|
|
|
|
import boto
|
|
import nova
|
|
from boto.ec2.connection import EC2Connection
|
|
import euca2ools
|
|
from euca2ools import Euca2ool, InstanceValidationError, Util
|
|
|
|
usage_string = """
|
|
Retrieves a url to an ajax console terminal
|
|
|
|
euca-get-ajax-console [-h, --help] [--version] [--debug] instance_id
|
|
|
|
REQUIRED PARAMETERS
|
|
|
|
instance_id: unique identifier for the instance show the console output for.
|
|
|
|
OPTIONAL PARAMETERS
|
|
|
|
"""
|
|
|
|
|
|
# This class extends boto to add AjaxConsole functionality
|
|
class NovaEC2Connection(EC2Connection):
|
|
|
|
def get_ajax_console(self, instance_id):
|
|
"""
|
|
Retrieves a console connection for the specified instance.
|
|
|
|
:type instance_id: string
|
|
:param instance_id: The instance ID of a running instance on the cloud.
|
|
|
|
:rtype: :class:`AjaxConsole`
|
|
"""
|
|
|
|
class AjaxConsole:
|
|
def __init__(self, parent=None):
|
|
self.parent = parent
|
|
self.instance_id = None
|
|
self.url = None
|
|
|
|
def startElement(self, name, attrs, connection):
|
|
return None
|
|
|
|
def endElement(self, name, value, connection):
|
|
if name == 'instanceId':
|
|
self.instance_id = value
|
|
elif name == 'url':
|
|
self.url = value
|
|
else:
|
|
setattr(self, name, value)
|
|
|
|
params = {}
|
|
self.build_list_params(params, [instance_id], 'InstanceId')
|
|
return self.get_object('GetAjaxConsole', params, AjaxConsole)
|
|
pass
|
|
|
|
|
|
def override_connect_ec2(aws_access_key_id=None,
|
|
aws_secret_access_key=None, **kwargs):
|
|
return NovaEC2Connection(aws_access_key_id,
|
|
aws_secret_access_key, **kwargs)
|
|
|
|
# override boto's connect_ec2 method, so that we can use NovaEC2Connection
|
|
# (This is for Euca2ools 1.2)
|
|
boto.connect_ec2 = override_connect_ec2
|
|
|
|
# Override Euca2ools' EC2Connection class (which it gets from boto)
|
|
# (This is for Euca2ools 1.3)
|
|
euca2ools.EC2Connection = NovaEC2Connection
|
|
|
|
|
|
def usage(status=1):
|
|
print usage_string
|
|
Util().usage()
|
|
sys.exit(status)
|
|
|
|
|
|
def version():
|
|
print Util().version()
|
|
sys.exit()
|
|
|
|
|
|
def display_console_output(console_output):
|
|
print console_output.instance_id
|
|
print console_output.timestamp
|
|
print console_output.output
|
|
|
|
|
|
def display_ajax_console_output(console_output):
|
|
print console_output.url
|
|
|
|
|
|
def main():
|
|
try:
|
|
euca = Euca2ool()
|
|
except Exception, e:
|
|
print e
|
|
usage()
|
|
|
|
instance_id = None
|
|
|
|
for name, value in euca.opts:
|
|
if name in ('-h', '--help'):
|
|
usage(0)
|
|
elif name == '--version':
|
|
version()
|
|
elif name == '--debug':
|
|
debug = True
|
|
|
|
for arg in euca.args:
|
|
instance_id = arg
|
|
break
|
|
|
|
if instance_id:
|
|
try:
|
|
euca.validate_instance_id(instance_id)
|
|
except InstanceValidationError:
|
|
print 'Invalid instance id'
|
|
sys.exit(1)
|
|
|
|
try:
|
|
euca_conn = euca.make_connection()
|
|
except Exception, e:
|
|
print e.message
|
|
sys.exit(1)
|
|
try:
|
|
console_output = euca_conn.get_ajax_console(instance_id)
|
|
except Exception, ex:
|
|
euca.display_error_and_exit('%s' % ex)
|
|
|
|
display_ajax_console_output(console_output)
|
|
else:
|
|
print 'instance_id must be specified'
|
|
usage()
|
|
|
|
if __name__ == "__main__":
|
|
main()
|