70 lines
2.1 KiB
Python
70 lines
2.1 KiB
Python
# Copyright 2013, 2014 IBM Corp.
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"""
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All constants.
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"""
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# Instance metadata keys that will store pvc related infor.
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# in the local nova DB.
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PVC_ID = "pvc_id" # pvc instance uuid
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PPC64 = "ppc64" # Found on the wiki
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# hypervisor type
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PVM_HYPERVISOR_TYPE = "powervm"
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# Flavor constants
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SCG_KEY = "powervm:storage_connectivity_group"
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STORAGE_TEMPLATE_KEY = "powervm:boot_volume_type"
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EXTRA_SPECS = "extra_specs"
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IS_PUBLIC = "os-flavor-access:is_public"
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POWERVC_SUPPORTED_INSTANCES = [('ppc64', 'powervm', 'hvm'),
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('ppc64', 'phyp', 'hvm')]
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# Suffix to append to sync event notifications
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SYNC_EVENT_SUFFIX = 'sync'
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# AMQP constants
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AMQP_EXCHANGE = 'nova'
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AMQP_TOPIC = 'notifications'
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# PowerVC instance notification events that we listen for
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EVENT_INSTANCE_UPDATE = 'compute.instance.update'
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EVENT_INSTANCE_CREATE = 'compute.instance.create.end'
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EVENT_INSTANCE_DELETE = 'compute.instance.delete.end'
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EVENT_INSTANCE_POWER_ON = 'compute.instance.power_on.end'
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EVENT_INSTANCE_POWER_OFF = 'compute.instance.power_off.end'
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EVENT_INSTANCE_RESIZE = 'compute.instance.finish_resize.end'
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EVENT_INSTANCE_RESIZE_CONFIRM = 'compute.instance.resize.confirm.end'
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EVENT_INSTANCE_LIVE_MIGRATE = 'compute.instance.live_migration.post.dest.end'
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EVENT_INSTANCE_LIVE_MIGRATE_ROLLBACK = \
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'compute.instance.live_migration._rollback.end'
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EVENT_INSTANCE_SNAPSHOT = 'compute.instance.snapshot.end'
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EVENT_INSTANCE_VOLUME_ATTACH = 'compute.instance.volume.attach'
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EVENT_INSTANCE_VOLUME_DETACH = 'compute.instance.volume.detach'
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EVENT_INSTANCE_IMPORT = 'compute.instance.import.end'
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# Volume id to to be updated by periodic sync
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INVALID_VOLUME_ID = '00000000-0000-0000-0000-000000000000'
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LOCAL_PVC_PREFIX = 'powervm:'
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HYPERVISOR_PROP_NAME = 'OS-EXT-SRV-ATTR:hypervisor_hostname'
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HOST_PROP_NAME = 'OS-EXT-SRV-ATTR:host'
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def gen_pvc_key(key):
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if key is None:
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return key
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if key.startswith(LOCAL_PVC_PREFIX):
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return key
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return LOCAL_PVC_PREFIX + key
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def parse_pvc_key(pvc_key):
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if pvc_key is None:
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return pvc_key
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if not pvc_key.startswith(LOCAL_PVC_PREFIX):
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return pvc_key
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return pvc_key[len(LOCAL_PVC_PREFIX):]
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