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bot-bottle/bot_bottle/backend/smolmachines/provision/ca.py
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didericis-claude a59da9921e
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chore: remove all pipelock references from tests, docs, and non-pipelock source
- Strip pipelock from all unit and integration test fixtures:
  proxy_plan fields removed from DockerBottlePlan/SmolmachinesBottlePlan
  constructors; pipelock-specific test classes deleted or renamed
- Update test_sidecar_init: remove test_pipelock_loses_egress_tokens,
  rename "pipelock" daemon fixtures to "git-gate" throughout
- Remove test_pipelock_binary_present_and_versioned from integration test
- Remove test_pipelock_answers_on_bundle_ip from smolmachines launch test
- Update _SANDBOX_BLOCK_MARKERS: remove "pipelock" marker (egress blocks)
- Dockerfile.sidecars: remove pipelock build stage and COPY; update layout
  comments and port table
- egress_entrypoint.sh: update comments now that egress is sole proxy
- Clean up pipelock references in comments/docstrings across backend,
  network, manifest, supervise, git_gate, yaml_subset, agent_provider,
  sidecar_bundle, sidecar_init, egress_addon_core modules

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-04 21:54:06 +00:00

91 lines
3.4 KiB
Python

"""Install the per-bottle egress MITM CA into the smolmachines
guest's trust store (PRD 0023 chunk 4d).
Mirrors `backend.docker.provision.ca`: copy the egress CA to
Debian's `/usr/local/share/ca-certificates/` path,
`update-ca-certificates` to rebuild the trust bundle, and log the
fingerprint once.
`smolvm machine exec` runs commands as root in the VM (no `-u`
flag exists; the VM init is root), so we don't need the explicit
`-u 0` the docker backend uses on its `docker exec` calls."""
from __future__ import annotations
import time
from ....log import die
from ...util import (
AGENT_CA_BUNDLE,
AGENT_CA_PATH,
log_ca_fingerprint,
select_ca_cert,
)
from ... import Bottle, ExecResult
from ..bottle_plan import SmolmachinesBottlePlan
_SIGKILL_EXIT = 128 + 9
def provision_ca(plan: SmolmachinesBottlePlan, bottle: Bottle) -> None:
"""Copy the agent-facing CA cert into the guest, rebuild the
trust bundle, emit a one-line fingerprint log. Called from
`BottleBackend.provision` after the smolvm guest is up."""
cert_host_path, label = select_ca_cert(plan.egress_plan)
bottle.cp_in(str(cert_host_path), AGENT_CA_PATH)
# Mode 0644 — readable to non-root tools in the guest.
# update-ca-certificates rebuilds the bundle at AGENT_CA_BUNDLE,
# which is what curl / Python ssl / OpenSSL-based tools read by
# default. The env trio (NODE_EXTRA_CA_CERTS / SSL_CERT_FILE /
# REQUESTS_CA_BUNDLE) on the guest_env covers Node + Python
# `requests` / libraries that don't load the system bundle.
#
r = _install_ca(bottle)
if r.returncode == _SIGKILL_EXIT:
# smolvm/libkrun can SIGKILL an otherwise-normal exec
# during early-VM provisioning. `update-ca-certificates`
# is idempotent, so retry the same install once after a
# short settle delay before treating it as fatal.
time.sleep(1.0)
r = _install_ca(bottle)
if r.returncode != 0:
# update-ca-certificates not adding our cert is fatal —
# claude-code's TLS handshake against the egress-MITM'd
# api.anthropic.com would fail downstream. Bail early
# with what we can see (output is captured so we can
# surface it).
die(
f"update-ca-certificates didn't add the agent CA "
f"(exit {r.returncode}): "
f"stdout={(r.stdout or '').strip()!r} "
f"stderr={(r.stderr or '').strip()!r}"
)
log_ca_fingerprint(cert_host_path, label)
def _install_ca(bottle: Bottle) -> ExecResult:
# chown + chmod + update-ca-certificates + bundle
# verification run in one exec so we only pay one
# round trip; the `&&` chaining surfaces the first failure
# as the return code. The verify check is more stable than
# requiring "1 added" in stdout: a retry after a
# partially-completed first run may legitimately report "0
# added" while the cert is already installed.
return bottle.exec(
f"chown root:root {AGENT_CA_PATH} && "
f"chmod 644 {AGENT_CA_PATH} && "
f"update-ca-certificates && "
f"openssl verify -CAfile {AGENT_CA_BUNDLE} {AGENT_CA_PATH}",
user="root",
)
# Re-exported for the launch/provision_ca caller + tests. The path
# constants live in the shared `backend.util` (Debian's
# `update-ca-certificates` layout is the same in both backends).
__all__ = ["AGENT_CA_BUNDLE", "AGENT_CA_PATH", "provision_ca"]