KeiSeiKit-1.0/hooks/assemble-validate.sh
Parfii-bot f77c1b7fdc fix(v0.15.1): RED-1 CVE + typed-handoff + schema minItems
Security hotfix — v0.15.1 Wave 1 fixes from 4-parallel audit.

RED-1 (CVE): KEI_DISABLED_HOOKS tokenized match — was `*all*`
substring-glob (trivially bypassable via "install", "wall-clock", etc.),
now exact-token split on comma/space. Patched in all 9 hooks:
no-hand-edit-agents, assemble-agents, assemble-validate, tomd-preread,
agent-fork-logger, site-wysiwyd-check, error-spike-detector,
milestone-commit-hook, session-end-dump.

RED-2 (observability): minimal profile whitelist now includes
agent-fork-logger and session-end-dump (ledger + trace paths) so
observability is not silently lost on minimal installs.

HIGH: review.json schema minItems:1 on findings — rejects empty
reviews; new Rust test review_schema_rejects_empty_findings.

HIGH: typed-handoff wire-up — produces_artifact declared at top
level on 5 manifests (kei-security-auditor, kei-validator,
kei-architect, kei-code-implementer, kei-critic); duplicate
per-handoff declarations removed.

MED: kei-artifact validate.rs gains warn_unsupported_keywords —
non-fatal stderr warning when schema uses keywords outside the
hand-rolled 2020-12 subset.

LOW: CI Node matrix dropped 18, now ['20','22'].

Doc drift: skills/hooks-control/SKILL.md reflects tokenized-match
semantics and updated minimal-profile hook list.

Tests: 191 Rust workspace + 30 assembler (both pass). RED-1
reproducer 10/10 (4 former-CVE vectors blocked, 5 legit vectors
accepted, empty passes).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-22 15:08:51 +08:00

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#!/bin/sh
# PreToolUse(Bash) — validate all agent manifests before `git commit` in ~/.claude.
#
# Trigger: Bash command contains "git commit" AND current directory is under ~/.claude.
# On validation failure: print FAIL list to stderr, exit 1 → Claude Code blocks the commit.
#
# Stdin: JSON with tool_input.command
# Silent fall-through if jq is absent; otherwise `set -eu` would abort and
# Claude Code would refuse the tool call system-wide.
command -v jq >/dev/null 2>&1 || exit 0
# --- RUNTIME CONTROLS (v0.15.1) ---
# KEI_DISABLED_HOOKS: tokenized exact-match list (comma- or space-separated).
# Repro of pre-v0.15.1 substring bypass (CVE-class): KEI_DISABLED_HOOKS="foo-all-bar"
# previously disabled every hook via `*all*`. v0.15.1 requires token equality.
_hook_name="$(basename "$0" .sh)"
_disabled=" $(printf '%s' "${KEI_DISABLED_HOOKS:-}" | tr ',' ' ') "
case "$_disabled" in
*" $_hook_name "*|*" all "*) unset _disabled; exit 0 ;;
esac
unset _disabled
case "${KEI_HOOK_PROFILE:-full}" in
off) exit 0 ;;
minimal)
case "$_hook_name" in
no-hand-edit-agents|assemble-validate|agent-fork-logger|session-end-dump) ;;
*) exit 0 ;;
esac
;;
advisory-off)
case "$_hook_name" in
recurrence-suggest|citation-verify|error-spike-detector|milestone-commit-hook) exit 0 ;;
esac
;;
full|*) ;;
esac
# --- end runtime controls ---
set -eu
ASSEMBLER="$HOME/.claude/agents/_assembler/target/release/assemble"
[ -x "$ASSEMBLER" ] || exit 0
CMD=$(jq -r '.tool_input.command // empty')
# Only act on git commit inside ~/.claude
case "$CMD" in
*"git commit"*) ;;
*) exit 0 ;;
esac
# Check cwd is under ~/.claude
case "$PWD" in
"$HOME/.claude"*) ;;
*) exit 0 ;;
esac
OUTPUT=$("$ASSEMBLER" --validate 2>&1 || true)
if echo "$OUTPUT" | grep -q '^FAIL'; then
echo "[assemble-validate] agent manifest validation FAILED:" >&2
echo "$OUTPUT" | grep -E '^(FAIL|OK)' | grep '^FAIL' >&2
echo "" >&2
echo "Fix manifests in ~/.claude/agents/_manifests/ before committing." >&2
echo "Run: $ASSEMBLER --validate" >&2
exit 1
fi
exit 0