mirror of
https://github.com/meta-llama/llama-stack.git
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108 lines
3.6 KiB
Python
108 lines
3.6 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 os
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import shlex
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import textwrap
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import pkg_resources
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import yaml
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from termcolor import cprint
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from llama_toolchain.cli.subcommand import Subcommand
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from llama_toolchain.common.config_dirs import DISTRIBS_BASE_DIR
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class DistributionInstall(Subcommand):
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"""Llama cli for configuring llama toolchain configs"""
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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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"install",
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prog="llama distribution install",
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description="Install a llama stack distribution",
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formatter_class=argparse.RawTextHelpFormatter,
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)
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self._add_arguments()
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self.parser.set_defaults(func=self._run_distribution_install_cmd)
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def _add_arguments(self):
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from llama_toolchain.distribution.registry import available_distribution_specs
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self.parser.add_argument(
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"--spec",
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type=str,
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help="Distribution spec to install (try ollama-inline)",
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required=True,
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choices=[d.spec_id for d in available_distribution_specs()],
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)
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self.parser.add_argument(
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"--name",
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type=str,
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help="What should the installation be called locally?",
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required=True,
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)
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self.parser.add_argument(
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"--conda-env",
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type=str,
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help="conda env in which this distribution will run (default = distribution name)",
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)
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def _run_distribution_install_cmd(self, args: argparse.Namespace) -> None:
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from llama_toolchain.common.exec import run_with_pty
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from llama_toolchain.distribution.distribution import distribution_dependencies
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from llama_toolchain.distribution.registry import resolve_distribution_spec
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os.makedirs(DISTRIBS_BASE_DIR, exist_ok=True)
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script = pkg_resources.resource_filename(
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"llama_toolchain",
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"distribution/install_distribution.sh",
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)
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dist = resolve_distribution_spec(args.spec)
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if dist is None:
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self.parser.error(f"Could not find distribution {args.spec}")
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return
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distrib_dir = DISTRIBS_BASE_DIR / args.name
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os.makedirs(distrib_dir, exist_ok=True)
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deps = distribution_dependencies(dist)
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if not args.conda_env:
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print(f"Using {args.name} as the Conda environment for this distribution")
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conda_env = args.conda_env or args.name
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return_code = run_with_pty([script, conda_env, " ".join(deps)])
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assert return_code == 0, cprint(
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f"Failed to install distribution {dist.spec_id}", color="red"
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)
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config_file = distrib_dir / "config.yaml"
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with open(config_file, "w") as f:
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c = {
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"conda_env": conda_env,
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"spec": dist.spec_id,
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"name": args.name,
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}
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f.write(yaml.dump(c))
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cprint(
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f"Distribution `{args.name}` (with spec {dist.spec_id}) has been installed successfully!",
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color="green",
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)
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print(
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textwrap.dedent(
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f"""
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Update your conda environment and configure this distribution by running:
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conda deactivate && conda activate {conda_env}
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llama distribution configure --name {args.name}
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"""
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))
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