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bot-bottle/claude_bottle/cli/resume.py
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feat(bottle): random-suffix identity + cli.py resume <identity>
Replaces the cwd-hash identity with a random 5-char base36 suffix
per launch, so two simultaneous `start <agent>` invocations against
the same cwd no longer collide on container names. Each launch is
its own bottle.

State carries metadata: every prepare step writes
~/.claude-bottle/state/<identity>/metadata.json with the
(agent_name, cwd, copy_cwd, started_at) the bottle was launched
with. The new `cli.py resume <identity>` reads this metadata and
re-launches a bottle pinned to the same identity — picking up the
per-bottle Dockerfile (from a prior capability-block apply) and
the transcript snapshot under the same state dir.

- bottle_state.py: bottle_identity(agent_name) drops the cwd param
  and gains a random suffix; BottleMetadata dataclass +
  read/write/metadata_path helpers.
- BottleSpec gains an optional identity field — resume sets it to
  pin the identity; start leaves it empty so prepare mints fresh.
- prepare.py: writes metadata at launch time; uses spec.identity if
  provided (resume) else bottle_identity(agent_name) (fresh start).
- start.py: extracted _launch_bottle from cmd_start so resume can
  share the launch core; prints `./cli.py resume <identity>` hint
  at session end.
- cli/resume.py (new): reads metadata, reconstructs BottleSpec
  with the recorded identity + cwd, delegates to _launch_bottle.
  Errors clearly when no state exists for the given identity.
- cli/__init__.py: registers `resume` in COMMANDS + usage.
- dashboard.py: capability-block approval status line now appends
  the `resume <identity>` hint so the operator can copy-paste the
  rebuild command without leaving the TUI.

Closes the rebuild loop in PRD 0016: agent calls capability-block →
operator approves → bottle torn down with state preserved → status
line shows resume command → operator runs it → replacement bottle
boots with the new Dockerfile and prior transcript.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-25 06:09:45 -04:00

67 lines
2.1 KiB
Python

"""resume: re-launch a bottle by its identity.
Reads ~/.claude-bottle/state/<identity>/metadata.json to recover the
(agent_name, cwd, copy_cwd) the bottle was originally started with,
then runs the same launch core as `start` — but pinned to the
recorded identity so the new bottle picks up any per-bottle Dockerfile
(from capability-block apply) and transcript snapshot under the same
state dir.
Use case: an agent calls capability-block, the dashboard approves
and tears down the bottle, the operator runs
./cli.py resume <identity>
to bring up the replacement with the new capabilities baked in.
"""
from __future__ import annotations
import argparse
from ..backend import BottleSpec
from ..backend.docker.bottle_state import read_metadata
from ..log import die
from ..manifest import Manifest
from ._common import PROG, USER_CWD
from .start import _launch_bottle
def cmd_resume(argv: list[str]) -> int:
parser = argparse.ArgumentParser(prog=f"{PROG} resume", add_help=True)
parser.add_argument("--dry-run", action="store_true")
parser.add_argument("--remote-control", action="store_true")
parser.add_argument(
"--format",
choices=("text", "json"),
default="text",
help="preflight output format; --format=json requires --dry-run",
)
parser.add_argument(
"identity",
help="bottle identity from a prior `start` (see its session-end output)",
)
args = parser.parse_args(argv)
metadata = read_metadata(args.identity)
if metadata is None:
die(
f"no state recorded for identity {args.identity!r}; "
f"check ~/.claude-bottle/state/ or run `cli.py start` to create a new bottle"
)
manifest = Manifest.resolve(USER_CWD)
manifest.require_agent(metadata.agent_name)
spec = BottleSpec(
manifest=manifest,
agent_name=metadata.agent_name,
copy_cwd=metadata.copy_cwd,
user_cwd=metadata.cwd or USER_CWD,
identity=metadata.identity,
)
return _launch_bottle(
spec,
dry_run=args.dry_run,
output_format=args.format,
remote_control=args.remote_control,
)