120 lines
3.4 KiB
Python
120 lines
3.4 KiB
Python
# step-1
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from libcloud.compute.types import Provider
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from libcloud.compute.providers import get_driver
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auth_username = 'your_auth_username'
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auth_password = 'your_auth_password'
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auth_url = 'http://controller:5000'
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project_name = 'your_project_name_or_id'
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region_name = 'your_region_name'
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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='2.0_password',
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ex_tenant_name=project_name,
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ex_force_service_region=region_name)
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# step-2
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images = conn.list_images()
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for image in images:
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print(image)
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# step-3
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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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# step-4
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image_id = '2cccbea0-cea9-4f86-a3ed-065c652adda5'
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image = conn.get_image(image_id)
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print(image)
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# step-5
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flavor_id = '3'
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flavor = conn.ex_get_size(flavor_id)
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print(flavor)
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# step-6
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instance_name = 'testing'
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testing_instance = conn.create_node(name=instance_name, image=image, size=flavor)
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print(testing_instance)
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# step-7
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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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# step-8
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conn.destroy_node(testing_instance)
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# step-9
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print('Checking for existing SSH key pair...')
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keypair_name = 'demokey'
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pub_key_file = '~/.ssh/id_rsa.pub'
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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 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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# step-10
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security_group_exists = False
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for security_group in conn.ex_list_security_groups():
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if security_group.name =='all-in-one':
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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 already exists. Skipping creation.')
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else:
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all_in_one_security_group = conn.ex_create_security_group('all-in-one', '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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# step-11
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userdata = '''#!/usr/bin/env bash
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curl -L -s https://git.openstack.org/cgit/stackforge/faafo/plain/contrib/install.sh | bash -s -- \
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-i faafo -i messaging -r api -r worker -r demo
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'''
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# step-12
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instance_name = 'all-in-one'
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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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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([testing_instance])
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# step-13
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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 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:
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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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# step-14
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conn.ex_attach_floating_ip_to_node(testing_instance, unused_floating_ip)
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# step-15
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print('The Fractals app will be deployed to http://%s' % unused_floating_ip.ip_address)
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