mirror of
https://github.com/meta-llama/llama-stack.git
synced 2025-10-26 17:23:00 +00:00
115 lines
3.8 KiB
Python
115 lines
3.8 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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import argparse
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import shutil
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import sys
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from pathlib import Path
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from termcolor import cprint
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from llama_stack.cli.subcommand import Subcommand
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from llama_stack.cli.table import print_table
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class StackRemove(Subcommand):
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"""Remove the build stack"""
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def __init__(self, subparsers: argparse._SubParsersAction):
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super().__init__()
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self.parser = subparsers.add_parser(
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"rm",
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prog="llama stack rm",
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description="Remove the build stack",
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formatter_class=argparse.ArgumentDefaultsHelpFormatter,
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)
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self._add_arguments()
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self.parser.set_defaults(func=self._remove_stack_build_command)
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def _add_arguments(self) -> None:
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self.parser.add_argument(
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"name",
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type=str,
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nargs="?",
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help="Name of the stack to delete",
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)
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self.parser.add_argument(
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"--all",
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"-a",
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action="store_true",
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help="Delete all stacks (use with caution)",
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)
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def _get_distribution_dirs(self) -> dict[str, Path]:
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"""Return a dictionary of distribution names and their paths"""
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distributions = {}
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dist_dir = Path.home() / ".llama" / "distributions"
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if dist_dir.exists():
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for stack_dir in dist_dir.iterdir():
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if stack_dir.is_dir():
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distributions[stack_dir.name] = stack_dir
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return distributions
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def _list_stacks(self) -> None:
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"""Display available stacks in a table"""
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distributions = self._get_distribution_dirs()
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if not distributions:
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cprint("No stacks found in ~/.llama/distributions", color="red", file=sys.stderr)
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sys.exit(1)
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headers = ["Stack Name", "Path"]
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rows = [[name, str(path)] for name, path in distributions.items()]
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print_table(rows, headers, separate_rows=True)
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def _remove_stack_build_command(self, args: argparse.Namespace) -> None:
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distributions = self._get_distribution_dirs()
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if args.all:
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confirm = input("Are you sure you want to delete ALL stacks? [yes-i-really-want/N] ").lower()
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if confirm != "yes-i-really-want":
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cprint("Deletion cancelled.", color="green", file=sys.stderr)
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return
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for name, path in distributions.items():
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try:
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shutil.rmtree(path)
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cprint(f"Deleted stack: {name}", color="green", file=sys.stderr)
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except Exception as e:
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cprint(
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f"Failed to delete stack {name}: {e}",
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color="red",
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file=sys.stderr,
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)
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sys.exit(1)
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if not args.name:
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self._list_stacks()
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if not args.name:
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return
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if args.name not in distributions:
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self._list_stacks()
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cprint(
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f"Stack not found: {args.name}",
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color="red",
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file=sys.stderr,
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)
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sys.exit(1)
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stack_path = distributions[args.name]
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confirm = input(f"Are you sure you want to delete stack '{args.name}'? [y/N] ").lower()
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if confirm != "y":
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cprint("Deletion cancelled.", color="green", file=sys.stderr)
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return
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try:
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shutil.rmtree(stack_path)
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cprint(f"Successfully deleted stack: {args.name}", color="green", file=sys.stderr)
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except Exception as e:
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cprint(f"Failed to delete stack {args.name}: {e}", color="red", file=sys.stderr)
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sys.exit(1)
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