mirror of https://github.com/bmaltais/kohya_ss
80 lines
2.8 KiB
Python
80 lines
2.8 KiB
Python
import subprocess
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import psutil
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import os
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import gradio as gr
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import shlex
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from .custom_logging import setup_logging
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# Set up logging
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log = setup_logging()
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class CommandExecutor:
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"""
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A class to execute and manage commands.
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"""
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def __init__(self):
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"""
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Initialize the CommandExecutor.
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"""
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self.process = None
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def execute_command(self, run_cmd: str, **kwargs):
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"""
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Execute a command if no other command is currently running.
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Parameters:
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- run_cmd (str): The command to execute.
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- **kwargs: Additional keyword arguments to pass to subprocess.Popen.
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"""
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if self.process and self.process.poll() is None:
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log.info("The command is already running. Please wait for it to finish.")
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else:
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if os.name == 'nt':
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run_cmd = run_cmd.replace('\\', '/')
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# Split the command string into components
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parts = shlex.split(run_cmd)
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# The first part is the executable, and it doesn't need quoting
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executable = parts[0]
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# The remaining parts are the arguments, which we will quote for safety
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safe_args = [shlex.quote(part) for part in parts[1:]]
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# Log the executable and arguments to debug path issues
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log.info(f"Executable: {executable}")
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log.info(f"Arguments: {' '.join(safe_args)}")
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# Reconstruct the safe command string for display
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command_to_run = ' '.join([executable] + safe_args)
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log.info(f"Executing command: {command_to_run}")
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# Execute the command securely
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self.process = subprocess.Popen([executable] + safe_args, **kwargs)
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def kill_command(self):
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"""
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Kill the currently running command and its child processes.
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"""
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if self.process and self.process.poll() is None:
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try:
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# Get the parent process and kill all its children
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parent = psutil.Process(self.process.pid)
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for child in parent.children(recursive=True):
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child.kill()
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parent.kill()
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log.info("The running process has been terminated.")
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except psutil.NoSuchProcess:
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# Explicitly handle the case where the process does not exist
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log.info(
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"The process does not exist. It might have terminated before the kill command was issued."
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)
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except Exception as e:
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# General exception handling for any other errors
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log.info(f"Error when terminating process: {e}")
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else:
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log.info("There is no running process to kill.")
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return gr.Button(visible=True), gr.Button(visible=False)
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