127 lines
2.7 KiB
Python
127 lines
2.7 KiB
Python
"""Compute instance related objects schemas."""
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import re
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from enum import StrEnum
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from pathlib import Path
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from pydantic import BaseModel, validator
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from compute.utils.units import DataUnit
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class CPUEmulationMode(StrEnum):
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"""CPU emulation mode enumerated."""
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HOST_PASSTHROUGH = 'host-passthrough'
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HOST_MODEL = 'host-model'
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CUSTOM = 'custom'
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MAXIMUM = 'maximum'
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class CPUTopologySchema(BaseModel):
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"""CPU topology model."""
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sockets: int
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cores: int
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threads: int
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dies: int = 1
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class CPUFeaturesSchema(BaseModel):
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"""CPU features model."""
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require: list[str]
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disable: list[str]
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class CPUSchema(BaseModel):
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"""CPU model."""
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emulation_mode: CPUEmulationMode
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model: str
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vendor: str
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topology: CPUTopologySchema
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features: CPUFeaturesSchema
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class StorageVolumeType(StrEnum):
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"""Storage volume types enumeration."""
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FILE = 'file'
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NETWORK = 'network'
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class StorageVolumeCapacitySchema(BaseModel):
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"""Storage volume capacity field model."""
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value: int
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unit: DataUnit
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class StorageVolumeSchema(BaseModel):
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"""Storage volume model."""
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type: StorageVolumeType # noqa: A003
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source: Path
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target: str
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capacity: StorageVolumeCapacitySchema
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readonly: bool = False
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is_system: bool = False
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class NetworkInterfaceSchema(BaseModel):
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"""Network inerface model."""
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source: str
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mac: str
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class BootOptionsSchema(BaseModel):
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"""Instance boot settings."""
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order: tuple
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class InstanceSchema(BaseModel):
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"""Compute instance model."""
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name: str
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title: str
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description: str
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memory: int
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max_memory: int
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vcpus: int
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max_vcpus: int
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cpu: CPUSchema
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machine: str
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emulator: Path
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arch: str
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image: str
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boot: BootOptionsSchema
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volumes: list[StorageVolumeSchema]
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network_interfaces: list[NetworkInterfaceSchema]
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@validator('name')
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def _check_name(cls, value: str) -> str: # noqa: N805
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if not re.match(r'^[a-z0-9_]+$', value):
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msg = (
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'Name can contain only lowercase letters, numbers '
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'and underscore.'
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)
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raise ValueError(msg)
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return value
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@validator('volumes')
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def _check_volumes(cls, value: list) -> list: # noqa: N805
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if len([v for v in value if v.is_system is True]) != 1:
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msg = 'Volumes list must contain one system volume'
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raise ValueError(msg)
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return value
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@validator('network_interfaces')
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def _check_network_interfaces(cls, value: list) -> list: # noqa: N805
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if not value:
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msg = 'Network interfaces list must contain at least one element'
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raise ValueError(msg)
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return value
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