40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
"""Application-specific failures with predictable command-line handling."""
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from __future__ import annotations
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class UvmError(Exception):
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"""An expected error that should be rendered without a traceback."""
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def __init__(self, message: str, exit_code: int = 1) -> None:
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super().__init__(message)
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self.exit_code = exit_code
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class ConfigurationError(UvmError):
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"""Raised when local uvm configuration is invalid."""
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class ValidationError(UvmError):
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"""Raised when a command argument is invalid."""
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class StateError(UvmError):
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"""Raised when persisted VM state cannot be safely used."""
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class CommandError(UvmError):
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"""Raised when a required host command cannot be executed successfully."""
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class FirecrackerError(UvmError):
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"""Raised when Firecracker cannot be started or configured."""
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class TapCreationError(UvmError):
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"""Raised when TAP setup fails after creating a host interface."""
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def __init__(self, message: str, *, tap_created: bool) -> None:
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super().__init__(message)
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self.tap_created = tap_created
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