forked from phoenix-oss/llama-stack-mirror
142 lines
5 KiB
Python
142 lines
5 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 json
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from pathlib import Path
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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 BUILDS_BASE_DIR
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from llama_toolchain.common.exec import run_with_pty
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from llama_toolchain.core.datatypes import * # noqa: F403
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import os
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class StackConfigure(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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"configure",
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prog="llama stack configure",
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description="configure 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_stack_configure_cmd)
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def _add_arguments(self):
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self.parser.add_argument(
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"config",
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type=str,
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help="Path to the build config file (e.g. ~/.llama/builds/<image_type>/<name>-build.yaml). For docker, this could also be the name of the docker image. ",
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)
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self.parser.add_argument(
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"--output-dir",
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type=str,
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help="Path to the output directory to store generated run.yaml config file. If not specified, will use ~/.llama/build/<image_type>/<name>-run.yaml",
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)
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def _run_stack_configure_cmd(self, args: argparse.Namespace) -> None:
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from llama_toolchain.core.package import ImageType
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docker_image = None
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build_config_file = Path(args.config)
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if not build_config_file.exists():
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cprint(
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f"Could not find {build_config_file}. Trying docker image name instead...",
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color="green",
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)
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docker_image = args.config
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builds_dir = BUILDS_BASE_DIR / ImageType.docker.value
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if args.output_dir:
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builds_dir = Path(output_dir)
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os.makedirs(builds_dir, exist_ok=True)
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script = pkg_resources.resource_filename(
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"llama_toolchain", "core/configure_container.sh"
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)
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script_args = [script, docker_image, str(builds_dir)]
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return_code = run_with_pty(script_args)
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# we have regenerated the build config file with script, now check if it exists
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if return_code != 0:
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self.parser.error(
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f"Can not find {build_config_file}. Please run llama stack build first or check if docker image exists"
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)
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build_name = docker_image.removeprefix("llamastack-")
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cprint(
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f"YAML configuration has been written to {builds_dir / f'{build_name}-run.yaml'}",
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color="green",
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)
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return
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with open(build_config_file, "r") as f:
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build_config = BuildConfig(**yaml.safe_load(f))
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self._configure_llama_distribution(build_config, args.output_dir)
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def _configure_llama_distribution(
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self,
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build_config: BuildConfig,
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output_dir: Optional[str] = None,
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):
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from llama_toolchain.common.serialize import EnumEncoder
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from llama_toolchain.core.configure import configure_api_providers
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builds_dir = BUILDS_BASE_DIR / build_config.image_type
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if output_dir:
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builds_dir = Path(output_dir)
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os.makedirs(builds_dir, exist_ok=True)
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package_name = build_config.name.replace("::", "-")
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package_file = builds_dir / f"{package_name}-run.yaml"
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api2providers = build_config.distribution_spec.providers
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stub_config = {
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api_str: {"provider_id": provider}
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for api_str, provider in api2providers.items()
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}
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if package_file.exists():
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cprint(
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f"Configuration already exists for {build_config.name}. Will overwrite...",
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"yellow",
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attrs=["bold"],
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)
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config = PackageConfig(**yaml.safe_load(package_file.read_text()))
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else:
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config = PackageConfig(
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built_at=datetime.now(),
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package_name=package_name,
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providers=stub_config,
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)
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config.providers = configure_api_providers(config.providers)
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config.docker_image = (
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package_name if build_config.image_type == "docker" else None
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)
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config.conda_env = package_name if build_config.image_type == "conda" else None
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with open(package_file, "w") as f:
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to_write = json.loads(json.dumps(config.dict(), cls=EnumEncoder))
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f.write(yaml.dump(to_write, sort_keys=False))
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cprint(
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f"> YAML configuration has been written to {package_file}",
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color="blue",
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)
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