Sebastian Rieger
9 months ago
4 changed files with 0 additions and 733 deletions
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126demo1-getting-started.py
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235demo2-instance-with-init-script.py
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275demo3-microservice.py
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97destroy-all-demo-instances.py
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# Example for Cloud Computing Course Master AI / GSD |
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# |
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# uses libCloud: https://libcloud.apache.org/ |
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# libCloud API documentation: https://libcloud.readthedocs.io/en/latest/ |
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# OpenStack API documentation: https://developer.openstack.org/ |
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# this code was initially based on the former tutorial: https://developer.openstack.org/firstapp-libcloud/ |
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|
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import getpass |
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|
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from libcloud.compute.providers import get_driver |
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from libcloud.compute.types import Provider |
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|
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# Please use 1-29 for X in the following variable to specify your group number. (will be used for the username, |
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# project etc., as coordinated in the lab sessions) |
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|
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group_number = X |
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|
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|
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######################################################################################################################## |
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# |
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# no changes necessary below this line in this example |
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# |
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######################################################################################################################## |
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|
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# web service endpoint of the private cloud infrastructure |
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auth_url = 'https://private-cloud.informatik.hs-fulda.de:5000' |
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# your username in OpenStack |
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auth_username = 'CloudComp' + str(group_number) |
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# your project in OpenStack |
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project_name = 'CloudComp' + str(group_number) |
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# A network in the project the started instance will be attached to |
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project_network = 'CloudComp' + str(group_number) + '-net' |
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|
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# The image to look for and use for the started instance |
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#ubuntu_image_name = "Ubuntu 20.04 - Focal Fossa - 64-bit - Cloud Based Image" |
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ubuntu_image_name = "Ubuntu 22.04 - Jammy Jellyfish - 64-bit - Cloud Based Image" |
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|
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# default region |
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region_name = 'RegionOne' |
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# domain to use, "default" for local accounts, "hsfulda" for RZ LDAP, e.g., using fdaiXXXX as auth_username |
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# domain_name = "default" |
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|
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|
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def main(): |
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# get the password from user |
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# auth_password = getpass.getpass("Enter your OpenStack password:") |
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auth_password = "demo" |
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|
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# instantiate a connection to the OpenStack private cloud |
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# make sure to include ex_force_auth_version='3.x_password', as needed in our environment |
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provider = get_driver(Provider.OPENSTACK) |
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print(("Opening connection to %s as %s..." % (auth_url, auth_username))) |
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conn = provider(auth_username, |
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auth_password, |
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ex_force_auth_url=auth_url, |
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ex_force_auth_version='3.x_password', |
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ex_tenant_name=project_name, |
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ex_force_service_region=region_name) |
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# ex_domain_name=domain_name) |
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|
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print("Getting images and selecting desired one...") |
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print("=========================================================================") |
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|
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# get a list of images offered in the cloud context (e.g. Ubuntu 20.04, cirros, ...) |
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images = conn.list_images() |
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image = '' |
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for img in images: |
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if img.name == ubuntu_image_name: |
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image = img |
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print(img) |
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|
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print("Getting flavors...") |
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print("=========================================================================") |
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|
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# get a list of flavors offered in the cloud context (e.g. m1.small, m1.medium, ...) |
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flavors = conn.list_sizes() |
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for flavor in flavors: |
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print(flavor) |
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|
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print("Selecting desired flavor...") |
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print("=========================================================================") |
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|
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# get the flavor with id 2 |
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flavor_id = '2' |
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flavor = conn.ex_get_size(flavor_id) |
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print(flavor) |
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|
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print("Selecting desired network...") |
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print("=========================================================================") |
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|
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# get a list of networks in the cloud context |
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networks = conn.ex_list_networks() |
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network = '' |
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for net in networks: |
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if net.name == project_network: |
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network = net |
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|
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print("Create instance 'testing'...") |
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print("=========================================================================") |
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|
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# create a new instance with the name "testing" |
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# make sure to provide networks (networks={network}) the instance should be attached to |
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instance_name = 'testing' |
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testing_instance = conn.create_node(name=instance_name, image=image, size=flavor, networks={network}) |
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print(testing_instance) |
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|
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print("Showing all running instances...") |
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print("=========================================================================") |
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|
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# show all instances (running nodes) in the cloud context |
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instances = conn.list_nodes() |
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for instance in instances: |
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print(instance) |
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|
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print("Destroying instance...") |
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print("=========================================================================") |
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|
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# destroy the instance we have just created |
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conn.destroy_node(testing_instance) |
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|
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# method that is called when the script is started from the command line |
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if __name__ == '__main__': |
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main() |
@ -1,235 +0,0 @@ |
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# import getpass |
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# import os |
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|
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from libcloud.compute.providers import get_driver |
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from libcloud.compute.types import Provider |
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|
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# Please use 1-29 for X in the following variable to specify your group number. (will be used for the username, |
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# project etc., as coordinated in the lab sessions) |
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|
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group_number = X |
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|
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|
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# web service endpoint of the private cloud infrastructure |
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auth_url = 'https://private-cloud.informatik.hs-fulda.de:5000' |
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# your username in OpenStack |
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auth_username = 'CloudComp' + str(group_number) |
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# your project in OpenStack |
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project_name = 'CloudComp' + str(group_number) |
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# A network in the project the started instance will be attached to |
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project_network = 'CloudComp' + str(group_number) + '-net' |
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|
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# The image to look for and use for the started instance |
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#ubuntu_image_name = "Ubuntu 20.04 - Focal Fossa - 64-bit - Cloud Based Image" |
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ubuntu_image_name = "Ubuntu 22.04 - Jammy Jellyfish - 64-bit - Cloud Based Image" |
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|
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# The public key to be used for SSH connection, please make sure, that you have the corresponding private key |
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# |
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# id_rsa.pub should look like this (standard sshd pubkey format): |
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# ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAw+J...F3w2mleybgT1w== user@HOSTNAME |
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|
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#keypair_name = 'CloudComp30-keypair' |
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keypair_name = "srieger-pub" |
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pub_key_file = '~/.ssh/id_rsa.pub' |
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flavor_name = 'm1.small' |
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# default region |
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region_name = 'RegionOne' |
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# domain to use, "default" for local accounts, "hsfulda" for RZ LDAP, e.g., using fdaiXXXX as auth_username |
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# domain_name = "default" |
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def main(): |
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########################################################################### |
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# |
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# get credentials |
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# |
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########################################################################### |
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# if "OS_PASSWORD" in os.environ: |
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# auth_password = os.environ["OS_PASSWORD"] |
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# else: |
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# auth_password = getpass.getpass("Enter your OpenStack password:") |
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auth_password = "demo" |
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########################################################################### |
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# |
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# create connection |
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# |
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########################################################################### |
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provider = get_driver(Provider.OPENSTACK) |
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conn = provider(auth_username, |
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auth_password, |
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ex_force_auth_url=auth_url, |
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ex_force_auth_version='3.x_password', |
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ex_tenant_name=project_name, |
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ex_force_service_region=region_name) |
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# ex_domain_name=domain_name) |
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########################################################################### |
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# |
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# get image, flavor, network for instance creation |
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# |
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########################################################################### |
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images = conn.list_images() |
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image = '' |
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for img in images: |
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if img.name == ubuntu_image_name: |
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image = img |
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flavors = conn.list_sizes() |
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flavor = '' |
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for flav in flavors: |
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if flav.name == flavor_name: |
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flavor = conn.ex_get_size(flav.id) |
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|
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networks = conn.ex_list_networks() |
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network = '' |
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for net in networks: |
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if net.name == project_network: |
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network = net |
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########################################################################### |
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# |
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# create keypair dependency |
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# |
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########################################################################### |
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print('Checking for existing SSH key pair...') |
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keypair_exists = False |
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for keypair in conn.list_key_pairs(): |
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if keypair.name == keypair_name: |
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keypair_exists = True |
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if keypair_exists: |
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print(('Keypair ' + keypair_name + ' already exists. Skipping import.')) |
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else: |
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print('adding keypair...') |
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conn.import_key_pair_from_file(keypair_name, pub_key_file) |
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for keypair in conn.list_key_pairs(): |
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print(keypair) |
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|
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########################################################################### |
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# |
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# create security group dependency |
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# |
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########################################################################### |
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print('Checking for existing security group...') |
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security_group_name = 'all-in-one' |
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security_group_exists = False |
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all_in_one_security_group = '' |
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for security_group in conn.ex_list_security_groups(): |
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if security_group.name == security_group_name: |
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all_in_one_security_group = security_group |
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security_group_exists = True |
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if security_group_exists: |
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print(('Security Group ' + all_in_one_security_group.name + ' already exists. Skipping creation.')) |
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else: |
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all_in_one_security_group = conn.ex_create_security_group(security_group_name, |
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'network access for all-in-one application.') |
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conn.ex_create_security_group_rule(all_in_one_security_group, 'TCP', 80, 80) |
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conn.ex_create_security_group_rule(all_in_one_security_group, 'TCP', 22, 22) |
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for security_group in conn.ex_list_security_groups(): |
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print(security_group) |
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########################################################################### |
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# |
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# create all-in-one instance |
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# |
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########################################################################### |
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#hsfd_faafo_cloud_init_script = 'https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh' |
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# testing / faafo dev branch: |
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hsfd_faafo_cloud_init_script = 'https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/branch/dev_faafo/faafo/contrib/install.sh' |
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userdata = '''#!/usr/bin/env bash |
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curl -L -s ''' + hsfd_faafo_cloud_init_script + ''' | bash -s -- \ |
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-i faafo -i messaging -r api -r worker -r demo |
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''' |
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print('Checking for existing instance...') |
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instance_name = 'all-in-one' |
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instance_exists = False |
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testing_instance = '' |
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for instance in conn.list_nodes(): |
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if instance.name == instance_name: |
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testing_instance = instance |
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instance_exists = True |
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if instance_exists: |
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print(('Instance ' + testing_instance.name + ' already exists. Skipping creation.')) |
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exit() |
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else: |
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print('Starting new all-in-one instance and wait until it is running...') |
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testing_instance = conn.create_node(name=instance_name, |
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image=image, |
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size=flavor, |
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networks=[network], |
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ex_keyname=keypair_name, |
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ex_userdata=userdata, |
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ex_security_groups=[all_in_one_security_group]) |
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conn.wait_until_running(nodes=[testing_instance], timeout=120, ssh_interface='private_ips') |
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########################################################################### |
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# |
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# assign all-in-one instance floating ip |
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# |
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########################################################################### |
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private_ip = None |
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if len(testing_instance.private_ips): |
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private_ip = testing_instance.private_ips[0] |
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print(('Private IP found: {}'.format(private_ip))) |
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public_ip = None |
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if len(testing_instance.public_ips): |
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public_ip = testing_instance.public_ips[0] |
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print(('Public IP found: {}'.format(public_ip))) |
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print('Checking for unused Floating IP...') |
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unused_floating_ip = None |
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for floating_ip in conn.ex_list_floating_ips(): |
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if not floating_ip.node_id: |
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unused_floating_ip = floating_ip |
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break |
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if not unused_floating_ip and len(conn.ex_list_floating_ip_pools()): |
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pool = conn.ex_list_floating_ip_pools()[0] |
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print(('Allocating new Floating IP from pool: {}'.format(pool))) |
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unused_floating_ip = pool.create_floating_ip() |
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if public_ip: |
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print(('Instance ' + testing_instance.name + ' already has a public ip. Skipping attachment.')) |
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elif unused_floating_ip: |
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conn.ex_attach_floating_ip_to_node(testing_instance, unused_floating_ip) |
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actual_ip_address = None |
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if public_ip: |
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actual_ip_address = public_ip |
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elif unused_floating_ip: |
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actual_ip_address = unused_floating_ip.ip_address |
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elif private_ip: |
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actual_ip_address = private_ip |
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print('\n') |
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print(('The Fractals app will be deployed to http://{}\n'.format(actual_ip_address))) |
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print('You can use ssh to login to the instance using your private key. Default user name for official Ubuntu\n' |
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'Cloud Images is: ubuntu, so you can use, e.g.: "ssh -i ~/.ssh/id_rsa ubuntu@<floating-ip>" if your private\n' |
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'key is in the default location.\n\n' |
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'After login, you can list or "ssh ubuntu@<floating-ip>" available fractals using "faafo list". To request\n' |
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'the generation of new fractals, you can use "faafo create".\n\n' |
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'You can also see other options to use the faafo example cloud service using "faafo -h".\n\n' |
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'If you cannot start faafo command and/or do not see the webpage, you can check the Instance Console Log of\n' |
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'the instance, e.g., in OpenStack web interface.') |
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if __name__ == '__main__': |
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main() |
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# import getpass |
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# import os |
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|
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from libcloud.compute.providers import get_driver |
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from libcloud.compute.types import Provider |
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|
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# reqs: |
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# services: nova, glance, neutron |
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# resources: 2 instances, 2 floating ips (1 keypair, 2 security groups) |
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|
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# Please use 1-29 for X in the following variable to specify your group number. (will be used for the username, |
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# project etc., as coordinated in the lab sessions) |
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|
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group_number = X |
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|
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|
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# web service endpoint of the private cloud infrastructure |
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auth_url = 'https://private-cloud.informatik.hs-fulda.de:5000' |
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# your username in OpenStack |
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auth_username = 'CloudComp' + str(group_number) |
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# your project in OpenStack |
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project_name = 'CloudComp' + str(group_number) |
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# A network in the project the started instance will be attached to |
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project_network = 'CloudComp' + str(group_number) + '-net' |
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|
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# The image to look for and use for the started instance |
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#ubuntu_image_name = "Ubuntu 20.04 - Focal Fossa - 64-bit - Cloud Based Image" |
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ubuntu_image_name = "Ubuntu 22.04 - Jammy Jellyfish - 64-bit - Cloud Based Image" |
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|
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# The public key to be used for SSH connection, please make sure, that you have the corresponding private key |
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# |
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# id_rsa.pub should look like this (standard sshd pubkey format): |
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# ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAw+J...F3w2mleybgT1w== user@HOSTNAME |
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|
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#keypair_name = 'CloudComp30-keypair' |
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keypair_name = "srieger-pub" |
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pub_key_file = '~/.ssh/id_rsa.pub' |
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|
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flavor_name = 'm1.small' |
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|
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|
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# default region |
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region_name = 'RegionOne' |
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# domain to use, "default" for local accounts, "hsfulda" for RZ LDAP, e.g., using fdaiXXXX as auth_username |
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# domain_name = "default" |
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|
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|
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def main(): |
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########################################################################### |
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# |
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# get credentials |
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# |
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########################################################################### |
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|
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# if "OS_PASSWORD" in os.environ: |
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# auth_password = os.environ["OS_PASSWORD"] |
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# else: |
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# auth_password = getpass.getpass("Enter your OpenStack password:") |
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auth_password = "demo" |
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|
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########################################################################### |
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# |
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# create connection |
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# |
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########################################################################### |
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provider = get_driver(Provider.OPENSTACK) |
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conn = provider(auth_username, |
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auth_password, |
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ex_force_auth_url=auth_url, |
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ex_force_auth_version='3.x_password', |
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ex_tenant_name=project_name, |
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ex_force_service_region=region_name) |
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# ex_domain_name=domain_name) |
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|
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########################################################################### |
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# |
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# get image, flavor, network for instance creation |
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# |
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########################################################################### |
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|
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images = conn.list_images() |
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image = '' |
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for img in images: |
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if img.name == ubuntu_image_name: |
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image = img |
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|
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flavors = conn.list_sizes() |
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flavor = '' |
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for flav in flavors: |
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if flav.name == flavor_name: |
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flavor = conn.ex_get_size(flav.id) |
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|
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networks = conn.ex_list_networks() |
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network = '' |
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for net in networks: |
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if net.name == project_network: |
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network = net |
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|
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########################################################################### |
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# |
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# create keypair dependency |
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# |
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########################################################################### |
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|
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print('Checking for existing SSH key pair...') |
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keypair_exists = False |
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for keypair in conn.list_key_pairs(): |
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if keypair.name == keypair_name: |
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keypair_exists = True |
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|
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if keypair_exists: |
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print(('Keypair ' + keypair_name + ' already exists. Skipping import.')) |
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else: |
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print('adding keypair...') |
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conn.import_key_pair_from_file(keypair_name, pub_key_file) |
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|
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for keypair in conn.list_key_pairs(): |
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print(keypair) |
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|
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########################################################################### |
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# |
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# create security group dependency |
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# |
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########################################################################### |
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print('Checking for existing worker security group...') |
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security_group_name = 'worker' |
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security_group_exists = False |
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worker_security_group = '' |
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for security_group in conn.ex_list_security_groups(): |
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if security_group.name == security_group_name: |
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worker_security_group = security_group |
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security_group_exists = True |
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if security_group_exists: |
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print(('Worker Security Group ' + worker_security_group.name + ' already exists. Skipping creation.')) |
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else: |
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worker_security_group = conn.ex_create_security_group('worker', 'for services that run on a worker node') |
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conn.ex_create_security_group_rule(worker_security_group, 'TCP', 22, 22) |
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print('Checking for existing controller security group...') |
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security_group_name = 'control' |
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security_group_exists = False |
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controller_security_group = '' |
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for security_group in conn.ex_list_security_groups(): |
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if security_group.name == security_group_name: |
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controller_security_group = security_group |
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security_group_exists = True |
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|
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if security_group_exists: |
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print(('Controller Security Group ' + controller_security_group.name + ' already exists. Skipping creation.')) |
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else: |
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controller_security_group = conn.ex_create_security_group('control', 'for services that run on a control node') |
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conn.ex_create_security_group_rule(controller_security_group, 'TCP', 22, 22) |
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conn.ex_create_security_group_rule(controller_security_group, 'TCP', 80, 80) |
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conn.ex_create_security_group_rule(controller_security_group, 'TCP', 5672, 5672, |
|||
source_security_group=worker_security_group) |
|||
|
|||
for security_group in conn.ex_list_security_groups(): |
|||
print(security_group) |
|||
|
|||
########################################################################### |
|||
# |
|||
# create app-controller |
|||
# |
|||
########################################################################### |
|||
|
|||
#hsfd_faafo_cloud_init_script = 'https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh' |
|||
# testing / faafo dev branch: |
|||
hsfd_faafo_cloud_init_script = 'https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/branch/dev_faafo/faafo/contrib/install.sh' |
|||
|
|||
userdata = '''#!/usr/bin/env bash |
|||
curl -L -s ''' + hsfd_faafo_cloud_init_script + ''' | bash -s -- \ |
|||
-i messaging -i faafo -r api |
|||
rabbitmqctl add_user faafo guest |
|||
rabbitmqctl set_user_tags faafo administrator |
|||
rabbitmqctl set_permissions -p / faafo ".*" ".*" ".*" |
|||
''' |
|||
|
|||
print('Starting new app-controller instance and wait until it is running...') |
|||
instance_controller_1 = conn.create_node(name='app-controller', |
|||
image=image, |
|||
size=flavor, |
|||
networks=[network], |
|||
ex_keyname=keypair_name, |
|||
ex_userdata=userdata, |
|||
ex_security_groups=[controller_security_group]) |
|||
|
|||
conn.wait_until_running(nodes=[instance_controller_1], timeout=120, ssh_interface='private_ips') |
|||
|
|||
########################################################################### |
|||
# |
|||
# assign app-controller floating ip |
|||
# |
|||
########################################################################### |
|||
|
|||
print('Checking for unused Floating IP...') |
|||
unused_floating_ip = None |
|||
for floating_ip in conn.ex_list_floating_ips(): |
|||
if not floating_ip.node_id: |
|||
unused_floating_ip = floating_ip |
|||
break |
|||
|
|||
if not unused_floating_ip: |
|||
pool = conn.ex_list_floating_ip_pools()[0] |
|||
print(('Allocating new Floating IP from pool: {}'.format(pool))) |
|||
unused_floating_ip = pool.create_floating_ip() |
|||
|
|||
conn.ex_attach_floating_ip_to_node(instance_controller_1, unused_floating_ip) |
|||
print(('Controller Application will be deployed to http://%s' % unused_floating_ip.ip_address)) |
|||
|
|||
########################################################################### |
|||
# |
|||
# getting id and ip address of app-controller instance |
|||
# |
|||
########################################################################### |
|||
|
|||
# instance should not have a public ip? floating ips are assigned later |
|||
instance_controller_1 = conn.ex_get_node_details(instance_controller_1.id) |
|||
if instance_controller_1.public_ips: |
|||
ip_controller = instance_controller_1.public_ips[0] |
|||
else: |
|||
ip_controller = instance_controller_1.private_ips[0] |
|||
|
|||
########################################################################### |
|||
# |
|||
# create app-worker-1 |
|||
# |
|||
########################################################################### |
|||
|
|||
userdata = '''#!/usr/bin/env bash |
|||
curl -L -s ''' + hsfd_faafo_cloud_init_script + ''' | bash -s -- \ |
|||
-i faafo -r worker -e 'http://%(ip_controller)s' -m 'amqp://faafo:guest@%(ip_controller)s:5672/' |
|||
''' % {'ip_controller': ip_controller} |
|||
|
|||
print('Starting new app-worker-1 instance and wait until it is running...') |
|||
instance_worker_1 = conn.create_node(name='app-worker-1', |
|||
image=image, |
|||
size=flavor, |
|||
networks=[network], |
|||
ex_keyname=keypair_name, |
|||
ex_userdata=userdata, |
|||
ex_security_groups=[worker_security_group]) |
|||
|
|||
conn.wait_until_running(nodes=[instance_worker_1], timeout=120, ssh_interface='private_ips') |
|||
|
|||
########################################################################### |
|||
# |
|||
# assign app-worker floating ip |
|||
# |
|||
########################################################################### |
|||
|
|||
print('Checking for unused Floating IP...') |
|||
unused_floating_ip = None |
|||
for floating_ip in conn.ex_list_floating_ips(): |
|||
if not floating_ip.node_id: |
|||
unused_floating_ip = floating_ip |
|||
break |
|||
|
|||
if not unused_floating_ip: |
|||
pool = conn.ex_list_floating_ip_pools()[0] |
|||
print(('Allocating new Floating IP from pool: {}'.format(pool))) |
|||
unused_floating_ip = pool.create_floating_ip() |
|||
|
|||
conn.ex_attach_floating_ip_to_node(instance_worker_1, unused_floating_ip) |
|||
print(('The worker will be available for SSH at %s' % unused_floating_ip.ip_address)) |
|||
|
|||
print('You can use ssh to login to the controller using your private key. After login, you can list available ' |
|||
'fractals using "faafo list". To request the generation of new fractals, you can use "faafo create". ' |
|||
'You can also see other options to use the faafo example cloud service using "faafo -h".') |
|||
|
|||
|
|||
if __name__ == '__main__': |
|||
main() |
@ -1,97 +0,0 @@ |
|||
# import getpass |
|||
# import os |
|||
# import libcloud.security |
|||
|
|||
import time |
|||
from libcloud.compute.providers import get_driver |
|||
from libcloud.compute.types import Provider |
|||
|
|||
# reqs: |
|||
# services: nova, glance, neutron |
|||
# resources: 2 instances (m1.small), 2 floating ips (1 keypair, 2 security groups) |
|||
|
|||
# Please use 1-29 for X in the following variable to specify your group number. (will be used for the username, |
|||
# project etc., as coordinated in the lab sessions) |
|||
|
|||
group_number = X |
|||
|
|||
|
|||
# web service endpoint of the private cloud infrastructure |
|||
auth_url = 'https://private-cloud.informatik.hs-fulda.de:5000' |
|||
# your username in OpenStack |
|||
auth_username = 'CloudComp' + str(group_number) |
|||
# your project in OpenStack |
|||
project_name = 'CloudComp' + str(group_number) |
|||
|
|||
|
|||
# default region |
|||
region_name = 'RegionOne' |
|||
# domain to use, "default" for local accounts, "hsfulda" for RZ LDAP, e.g., using fdaiXXXX as auth_username |
|||
domain_name = "default" |
|||
|
|||
|
|||
def main(): |
|||
########################################################################### |
|||
# |
|||
# get credentials |
|||
# |
|||
########################################################################### |
|||
|
|||
# if "OS_PASSWORD" in os.environ: |
|||
# auth_password = os.environ["OS_PASSWORD"] |
|||
# else: |
|||
# auth_password = getpass.getpass("Enter your OpenStack password:") |
|||
auth_password = "demo" |
|||
|
|||
########################################################################### |
|||
# |
|||
# create connection |
|||
# |
|||
########################################################################### |
|||
|
|||
# libcloud.security.VERIFY_SSL_CERT = False |
|||
|
|||
provider = get_driver(Provider.OPENSTACK) |
|||
conn = provider(auth_username, |
|||
auth_password, |
|||
ex_force_auth_url=auth_url, |
|||
ex_force_auth_version='3.x_password', |
|||
ex_tenant_name=project_name, |
|||
ex_force_service_region=region_name, |
|||
ex_domain_name=domain_name) |
|||
|
|||
########################################################################### |
|||
# |
|||
# clean up resources from previous demos |
|||
# |
|||
########################################################################### |
|||
|
|||
# destroy running demo instances |
|||
for instance in conn.list_nodes(): |
|||
if instance.name in ['all-in-one', 'app-worker-1', 'app-worker-2', 'app-worker-3', 'app-controller', |
|||
'app-services', 'app-api-1', 'app-api-2']: |
|||
print(('Destroying Instance: %s' % instance.name)) |
|||
conn.destroy_node(instance) |
|||
|
|||
# wait until all nodes are destroyed to be able to remove depended security groups |
|||
nodes_still_running = True |
|||
while nodes_still_running: |
|||
nodes_still_running = False |
|||
time.sleep(3) |
|||
instances = conn.list_nodes() |
|||
for instance in instances: |
|||
# if we see any demo instances still running continue to wait for them to stop |
|||
if instance.name in ['all-in-one', 'app-worker-1', 'app-worker-2', 'app-worker-3', 'app-controller', |
|||
'app-services', 'app-api-1', 'app-api-2']: |
|||
nodes_still_running = True |
|||
print('There are still instances running, waiting for them to be destroyed...') |
|||
|
|||
# delete security groups |
|||
for group in conn.ex_list_security_groups(): |
|||
if group.name in ['control', 'worker', 'api', 'services']: |
|||
print(('Deleting security group: %s' % group.name)) |
|||
conn.ex_delete_security_group(group) |
|||
|
|||
|
|||
if __name__ == '__main__': |
|||
main() |
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