4475da3bb6
We introduced `.aws?` helper method sometime ago, but there were few places in the code that checks the provider string. This change improves code readability and maintainability.
81 lines
2.7 KiB
Ruby
81 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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require_relative "../model"
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class VmStorageVolume < Sequel::Model
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many_to_one :vm
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many_to_one :spdk_installation
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many_to_one :vhost_block_backend
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many_to_one :storage_device
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many_to_one :key_encryption_key_1, class: :StorageKeyEncryptionKey
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many_to_one :key_encryption_key_2, class: :StorageKeyEncryptionKey
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many_to_one :boot_image
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plugin :association_dependencies, key_encryption_key_1: :destroy, key_encryption_key_2: :destroy
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plugin ResourceMethods
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def device_id
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"#{vm.inhost_name}_#{disk_index}"
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end
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def device_path
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vm.location.aws? ? "/dev/nvme#{disk_index}n1" : "/dev/disk/by-id/virtio-#{device_id}"
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end
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def spdk_version
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spdk_installation&.version
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end
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def vhost_block_backend_version
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vhost_block_backend&.version
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end
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def num_queues
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@num_queues ||= if vhost_block_backend
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[vm.vcpus / 2, 1].max
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else
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# SPDK volumes
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1
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end
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end
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def queue_size
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@queue_size ||= if vhost_block_backend
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64
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else
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# SPDK volumes
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256
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end
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end
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end
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# Table: vm_storage_volume
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# Columns:
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# id | uuid | PRIMARY KEY
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# vm_id | uuid | NOT NULL
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# boot | boolean | NOT NULL
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# size_gib | bigint | NOT NULL
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# disk_index | integer | NOT NULL
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# key_encryption_key_1_id | uuid |
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# key_encryption_key_2_id | uuid |
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# spdk_installation_id | uuid |
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# use_bdev_ubi | boolean | NOT NULL DEFAULT false
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# skip_sync | boolean | NOT NULL DEFAULT false
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# storage_device_id | uuid |
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# boot_image_id | uuid |
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# max_read_mbytes_per_sec | integer |
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# max_write_mbytes_per_sec | integer |
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# vhost_block_backend_id | uuid |
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# Indexes:
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# vm_storage_volume_pkey | PRIMARY KEY btree (id)
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# vm_storage_volume_vm_id_disk_index_key | UNIQUE btree (vm_id, disk_index)
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# Foreign key constraints:
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# vm_storage_volume_boot_image_id_fkey | (boot_image_id) REFERENCES boot_image(id)
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# vm_storage_volume_key_encryption_key_1_id_fkey | (key_encryption_key_1_id) REFERENCES storage_key_encryption_key(id)
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# vm_storage_volume_key_encryption_key_2_id_fkey | (key_encryption_key_2_id) REFERENCES storage_key_encryption_key(id)
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# vm_storage_volume_spdk_installation_id_fkey | (spdk_installation_id) REFERENCES spdk_installation(id)
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# vm_storage_volume_storage_device_id_fkey | (storage_device_id) REFERENCES storage_device(id)
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# vm_storage_volume_vhost_block_backend_id_fkey | (vhost_block_backend_id) REFERENCES vhost_block_backend(id)
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# vm_storage_volume_vm_id_fkey | (vm_id) REFERENCES vm(id)
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