27 lines
738 B
Python
27 lines
738 B
Python
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from __future__ import annotations
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import subprocess
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class BackupException(Exception):
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"""Generic exception for backup errors."""
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def execute_shell_command(command: str) -> list[str]:
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"""Execute a shell command and return its output lines."""
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print(command, flush=True)
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process = subprocess.Popen(
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[command],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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shell=True,
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)
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out, err = process.communicate()
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if process.returncode != 0:
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raise BackupException(
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f"Error in command: {command}\n"
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f"Output: {out}\nError: {err}\n"
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f"Exit code: {process.returncode}"
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)
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return [line.decode("utf-8") for line in out.splitlines()]
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