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bot-bottle/bot_bottle/backend/docker/provision/skills.py
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2026-05-28 17:56:14 -04:00

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Python

"""Copy host-side skill directories into a running Docker bottle.
Skills are validated on the host before launch by the base class's
`BottleBackend._validate_skills` (called from `prepare`); this module
assumes that validation has already run. A skill disappearing between
validation and copy still dies loudly rather than silently producing
a partial container."""
from __future__ import annotations
import os
import subprocess
from ....log import die, info
from ...util import host_skill_dir
from ..bottle_plan import DockerBottlePlan
def provision_skills(plan: DockerBottlePlan, target: str) -> None:
"""Copy each of the agent's named skills from the host's
~/.claude/skills/<name>/ into the container's equivalent path.
For each skill: ensure parent dir, wipe any prior copy, then
`docker cp <host>/. <container>:<dst>/` so the contents are
copied into a freshly-created destination dir. No-op when the
agent has no skills."""
agent = plan.spec.manifest.agents[plan.spec.agent_name]
if not agent.skills:
return
container = target
container_home = os.environ.get("BOT_BOTTLE_CONTAINER_HOME", "/home/node")
skills_dir = os.environ.get(
"BOT_BOTTLE_CONTAINER_SKILLS_DIR", f"{container_home}/.claude/skills"
)
subprocess.run(
["docker", "exec", container, "mkdir", "-p", skills_dir],
stdout=subprocess.DEVNULL,
check=True,
)
for n in agent.skills:
src = host_skill_dir(n)
if not os.path.isdir(src):
die(f"skill '{n}' disappeared from host between validation and copy at {src}.")
dst = f"{skills_dir}/{n}"
info(f"copying skill {n} into {container}:{dst}")
subprocess.run(
["docker", "exec", container, "rm", "-rf", dst],
stdout=subprocess.DEVNULL,
check=True,
)
subprocess.run(
["docker", "exec", container, "mkdir", "-p", dst],
stdout=subprocess.DEVNULL,
check=True,
)
subprocess.run(
["docker", "cp", f"{src}/.", f"{container}:{dst}/"],
stdout=subprocess.DEVNULL,
check=True,
)