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changed image search for ubuntu image

master
Sebastian Rieger 4 years ago
parent
commit
d83679911a
  1. 43
      demo1-getting-started.py

43
demo1-getting-started.py

@ -1,23 +1,43 @@
# Example for Cloud Computing Course Master AI / GSD
#
# based on the tutorial: https://developer.openstack.org/firstapp-libcloud/
# uses libCloud: https://libcloud.apache.org/
# libCloud API documentation: https://libcloud.readthedocs.io/en/latest/
# OpenStack API documentation: https://developer.openstack.org/
import getpass
import libcloud.security
from libcloud.compute.providers import get_driver
from libcloud.compute.types import Provider
auth_username = 'fdai109'
# Please use 1-25 for X, as coordinated in the lab sessions
# web service endpoint of the private cloud infrastructure
auth_url = 'https://private-cloud2.informatik.hs-fulda.de:5000'
project_name = 'ai-netlab-pro'
# your username in OpenStack
auth_username = 'CloudCompX'
# your project in OpenStack
project_name = 'CloudCompGrpX'
# default region
region_name = 'RegionOne'
domain_name = "hsfulda"
# domain to use, "default" for local accounts, "hsfulda" for LDAP of DVZ, e.g., using fdaiXXXX as auth_username
domain_name = "default"
# The image to look for and use for the started instance
ubuntu_image_name = "Ubuntu 14.04 - Trusty Tahr - 64-bit - Cloud Based Image"
# A network in the project the started instance will be attached to
project_network = "CloudCompGrpX-net"
def main():
print(auth_username)
# get the password from user
auth_password = getpass.getpass("Enter your OpenStack password:")
# libcloud.security.VERIFY_SSL_CERT = False
# auth_password = "demo"
# instantiate a connection to the OpenStack private cloud
# make sure to include ex_domain_name and ex_force_auth_version='3.x_password', as they are needed in our
# environment
provider = get_driver(Provider.OPENSTACK)
conn = provider(auth_username,
auth_password,
@ -27,6 +47,7 @@ def main():
ex_force_service_region=region_name,
ex_domain_name=domain_name)
# get a list of images offered in the cloud context (e.g. Ubuntu 14.04, Ubuntu 16.04, cirros, ...)
images = conn.list_images()
image = ''
for img in images:
@ -34,30 +55,38 @@ def main():
image = img
print(img)
# get a list of flavors offered in the cloud context (e.g. m1.small, m1.medium, ...)
flavors = conn.list_sizes()
for flavor in flavors:
print(flavor)
# get the flavor with id 2
flavor_id = '2'
flavor = conn.ex_get_size(flavor_id)
print(flavor)
# get a list of networks in the cloud context
networks = conn.ex_list_networks()
network = ''
for net in networks:
if net.name == "ai-netlab-pro-net":
if net.name == project_network:
network = net
# create a new instance with the name "testing"
# make sure to provide networks (networks={network}) the instance should be attached to
instance_name = 'testing'
testing_instance = conn.create_node(name=instance_name, image=image, size=flavor, networks={network})
print(testing_instance)
# show all instances (running nodes) in the cloud context
instances = conn.list_nodes()
for instance in instances:
print(instance)
# destroy the instance we have just created
conn.destroy_node(testing_instance)
# method that is called when the script is started from the command line
if __name__ == '__main__':
main()
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