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orchestrator/agent-team
Adam Moussa 03b9a94881
feat(agent-team): P3-flip Phase 1 — CI trust-boundary hardening (WIP, gated) (#34)
* feat(agent-team): P3-flip Phase 1 — expand denylist vectors (§4.2) + runner-trust assertion (§4.1)

First controls of the P3-live-flip Phase-1 CI hardening (workflow stays INERT;
this only tightens the trust boundary). Whole Phase-1 surface is gated by
/sh-security-review + GPT-4.1 cross-review before any flip.

§4.2 — expand the trust-control denylist with direct code-execution / supply-chain
vectors, kept byte-identical across all three copies (ci_gate.DENYLIST_GLOBS + the
guard + post-build inline DENY_GLOBS), drift-guarded:
  .gitmodules, .husky/**, .githooks/**, .gitattributes, .npmrc, and generated/build
  artifacts (__generated__, *.generated.*, dist/**, build/**, *.min.js).
Deliberate: lockfiles are NOT wholesale denied — lockfile-postinstall RCE is already
contained by the credential-less egress-blocked build sandbox, and the Tier-3 dep-CVE
fixer rewrites lockfiles to produce its draft PRs; a blanket deny would make it
un-shippable. Flagged in-code for the security gate. Direct code-execution config
(hooks/filters/npmrc/submodules) is the actual §4.2 RCE surface.

§4.1 — runner-trust: assert no job (esp. the privileged gate-and-pr) can run on a
self-hosted/user-provided runner; all must be GitHub-hosted.

998 tests pass, ruff clean.

* feat(agent-team): P3-flip Phase 1 — gate-weakening detector (§4.5)

A diff that ADDS a lint/type/coverage/security suppression (noqa, type: ignore,
pragma: no cover, nosec, nosemgrep), a test skip/xfail, or a hook bypass
(--no-verify) could make CI pass falsely. The pure-code gate now flags these via
gate_weakening_violations() and BLOCKs in evaluate_ci_gate as a top-priority trust
violation (step 1b, alongside the denylist) — regardless of the authenticated CI
conclusion. A build cannot pass itself by disabling its own checks; flagged diffs
escalate to a human. Only ADDED lines are inspected (removing a suppression is fine).

1015 tests pass, ruff clean.

* feat(agent-team): P3-flip — diff transport (§4.3) + flip privileged apply path live

Completes the box->CI diff handoff and flips the apply/verify privileged job
live (gated behind the agent-apply environment's required reviewer).

Transport (§4.3): the read-only box (D2) emits a diff but holds no write token.
- New credential-less `materialize` job decodes the untrusted `diff_b64`
  dispatch input via env (CWE-94), fail-closed re-hashes it against
  `expected_diff_hash`, and uploads it as the named artifact so guard/build-test
  download it same-run. guard now `needs: materialize`.
- New `dispatcher.py` (the trusted apply path, operator/Mac-side — never the
  box): pushes the diff as a head branch then `gh workflow run`s the workflow.
  Pure input-assembly (sha256 == sha256sum, b64 round-trip, head ref) is
  unit-tested; git/gh are injected seams. Push-before-dispatch; fail-closed on
  empty diff/scope, unsafe task_id/owner/repo.

Flip: gate-and-pr binds `environment: agent-apply` (required reviewer
amoussa1229) + grants exactly `pull-requests: write`; the App-token + draft-PR
steps run only on `steps.gate.outputs.gate == 'pass'` (no more if:false); the
draft PR opens with an explicit `--head`; task_id/head_branch charset-validated
(§4.6). Updated the hardening tests from inert-state to live-state assertions +
added transport tests. 1039 tests, ruff clean, workflow YAML valid.

NOTE: workflow only runs on manual workflow_dispatch and the privileged job is
held at the required-reviewer gate, so nothing privileged runs unapproved.

* fix(agent-team): P3-flip — address GPT-4.1 cross-review (size bound, ref-traversal guard)

- BLOCK: cap candidate diff at 40 KB in the dispatcher (the diff rides a base64
  workflow_dispatch input; GitHub caps inputs at ~64 KB so an oversized diff
  cannot dispatch at all) + a defense-in-depth decoded-size bound in materialize.
- FIX: harden the draft-PR HEAD_BRANCH guard to reject leading/trailing slash,
  '..' segments, and '//' (CWE-88 git ref-traversal), not just bad charset.
- NIT: document the mandatory invariants on gate-and-pr (required-reviewer
  environment must stay; runs-on must stay GitHub-hosted).
- QUESTION (lockfiles): answered in-code — the build-test sandbox is
  credential-less + egress-blocked, so lockfile-postinstall RCE is contained.
Tests added for all guards. 1042 tests, ruff clean, YAML valid.

* fix(agent-team): P3-flip — resolve /sh-security-review findings (LOGIC-1/2/3)

High-recall fan-out (injection/logic/iac+secrets) + proof-or-kill on the LIVE
apply path found 3 real issues the cross-review missed; all fixed:

- LOGIC-2 (HIGH, was a live hole): build-test ran `ruff check . || echo` /
  `pytest -q || echo`, swallowing failures so the job was always 'success' and
  the gate would open draft PRs on RED builds. ruff/pytest now run
  authoritatively under set -e (pytest exit 5 'no tests' is the only non-fatal
  case); the exit code IS the build-test conclusion the gate keys on.
- LOGIC-1 (verified!=shipped): the dispatcher used `git apply` + `git add -A`,
  staging stray untracked content into the pushed PR head. Now `git apply
  --index` stages exactly the diff, so the head tree is precisely base+diff —
  bound to the bytes CI hash-verified.
- LOGIC-3 (§4.5 on the live path): gate-weakening was enforced only box-side;
  added a gate-weakening check to the guard job so the live PR-opening path
  rejects a diff that adds suppressions/skips, even on a green build.

Injection / secrets / least-privilege / flip-correctness / no-untrusted-checkout
all came back clean. 1044 tests, ruff clean, YAML valid.
2026-06-22 18:51:52 -04:00
..
.security-review Resolve security-review BLOCK: CI-guard bypasses, denylist parity, force-resume 2026-06-17 15:16:12 -04:00
agent_team feat(agent-team): P3-flip Phase 1 — CI trust-boundary hardening (WIP, gated) (#34) 2026-06-22 18:51:52 -04:00
ci feat(agent-team): P3-flip Phase 1 — CI trust-boundary hardening (WIP, gated) (#34) 2026-06-22 18:51:52 -04:00
slack docs(agent-team): slack app is now workspace-level A0BCC7TTU66 (org app deleted) (#27) 2026-06-22 15:47:24 -04:00
systemd feat(agent-team): deploy-readiness — serve starts Slack listener + systemd + provisioning docs (#23) 2026-06-18 16:56:21 -04:00
tests feat(agent-team): P3-flip Phase 1 — CI trust-boundary hardening (WIP, gated) (#34) 2026-06-22 18:51:52 -04:00
.gitignore Plane 2 foundation: interfaces, SQLite schemas, state-store, billing seam 2026-06-17 15:16:12 -04:00
DEPLOY-R720.md docs(agent-team): R720 deploy runbook + coordinator systemd unit 2026-06-18 12:56:42 -04:00
README.md docs(agent-team): refresh README to current built state (P1-P4) 2026-06-18 14:19:00 -04:00
run-team.py feat(agent-team): durable GitHub-issue intake de-dup + intake hardening (#32) 2026-06-22 17:20:43 -04:00

agent-team — R720 Plane-2 SDLC pipeline

The durable, human-gated agentic SDLC pipeline for the R720 (sh-secrev VM), design: ../docs/r720-agent-team-design.md. A task flows INTAKE → CLARIFY (the human gate) → PLAN → REVIEW, and (opt-in, deploy-gated) → BUILD → VERIFY → draft PR. Every stage is durable and resumable (LangGraph + a SQLite checkpointer); the human gate suspends on interrupt() and resumes on a real answer.

INTAKE → CLARIFY (Claude, human gate) → PLAN (Claude) → REVIEW (GPT-4.1)
                                            ▲                │
                                            └── loop-back ───┤
                                                approve/escalate → END
        (P3, opt-in + INERT until the CI gate clears):
                              approve → BUILD (DeepSeek) → VERIFY (ci_gate) → draft PR

Status (2026-06-18). P1 (human gate) + P2 (planner + adversarial review loop) + the live runtime (coordinator, Slack/GitHub/Claude-Code transports, intake) + P3-inert (build/verify subgraph, opt-in) + P4 (more transports + GitHub-issue intake) are built, reviewed, and merged to main (~795 tests). Nothing is provisioned: not rsync'd to the box, no live tokens, no systemd, no live CI. Production default runs P2 (no builders). Deploy-gated / not yet built: the P3 live CI apply/verify + OIDC role (held behind /sh-security-review + the mandatory GPT-4.1 cross-review), and all provisioning. See the project memory project_r720_agent_team and §7 of the design for the phased rollout.

Layout

agent-team/
  run-team.py                  # operator CLI: init-db, list/show/answer/expire/
                               #   force-resume (ledger), start (intake), serve (daemon),
                               #   intake-github
  agent_team/                  # importable package (snake_case)
    coordinator.py             # the live runtime keystone: invoker→graph→ResumeWorker;
                               #   start_task / submit_answer / drain / tick / recover / serve
    graph.py                   # LangGraph wiring: P1 (intake→clarify→plan) + opt-in P2
                               #   review loop + opt-in P3 build/verify subgraph
    invoker.py                 # §3.1 real Claude path (subscription-OAuth / API / Bedrock)
    billing.py                 # §3.1 claude_invoke billing-mode seam
    ci_gate.py                 # §3.3.2 pure-code authenticated-Checks PASS/FAIL gate
    task_model.py / state_store.py
    db/{schema.py,schema.sql}  # SQLite ledger DDL + BEGIN IMMEDIATE compare-and-set
    ledger.py / responder.py / resume_worker.py / deadline_timer.py / recovery.py
    operator_cli.py
    nodes/                     # pipeline stages + their model bindings
      clarifier.py + clarifier_llm.py     # human gate (Claude)
      planner.py                          # plan (Claude)
      review_loop.py + review_loop_llm.py # adversarial review (GPT-4.1 via orchestrator)
      builders.py + builders_llm.py       # candidate diff (DeepSeek) — INERT, proposes only
      verifier.py + verifier_llm.py       # ci_gate sole PASS authority; LLM = fix-proposer
      build_verify_subgraph.py            # P3 BUILD→VERIFY topology (opt-in)
    transport/                 # one adapter contract + a live impl per channel
      base.py                  # Transport ABC + QuestionSet / NormalizedAnswer
      slack_adapter.py + slack_live.py + slack_listener.py   # Block Kit + Socket Mode
      github_adapter.py + github_live.py + github_intake.py  # issue-comment + issue intake
      claude_code_adapter.py + claude_code_live.py           # file-drop responder
  ci/                          # §3.3.2 split-job CI apply/verify workflow (DEPLOY-GATED)
  systemd/                     # agent-team-coordinator.service (not installed)
  DEPLOY-R720.md               # provisioning runbook (snapshot-first, rsync, tokens, demo)
  tests/                       # pytest, one module per source module + sim harness

The top directory is kebab-case (agent-team/); the importable package is snake_case (agent_team/), per the engineering handbook.

Key design points

  • Durable human gate (§3.3.1). The pending_questions ledger is the single source of truth for the question lifecycle. Every race (duplicate answers, transport redelivery, answer-vs-timeout) resolves via one atomic compare-and-set against status, inside a BEGIN IMMEDIATE transaction — first-answer-wins (rowcount == 1), late/duplicate ignored. The LangGraph SqliteSaver checkpointer shares the same DB file.
  • Fail-safe model seams. Every node treats model output as untrusted and fails SAFE: garbage never clears the 98% clarifier gate, never auto-approves a plan, never fabricates a build success, and the verifier's ci_gate is the sole PASS authority (the LLM is structurally a fix-proposer only).
  • Inbound auth (§3.3.1). The Slack Socket Mode listener authorizes the sender against an owner allowlist (AGENT_TEAM_SLACK_OWNER_IDS, fail-closed) on top of the open-status CAS anti-replay.
  • Billing seam (§3.1). Claude runs under subscription OAuth on the box; GPT-4.1 (review) and DeepSeek (builders) route through the local orchestrator run.py. Switching Claude billing is a config flip.

Running the tests

cd agent-team
python3 -m pytest -q          # conftest puts the package on sys.path; no install needed

Deploy

Deploy-gated. See DEPLOY-R720.md for the provisioning runbook (VM snapshot first, rsync, venv deps, ~/secrev.env tokens, init-db, systemd, and the live P1 exit-criteria demo). Secrets are never committed.