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multi-agent-paper/.agents/skills/multi-agent-mux-delegate-job/multi-agent-mux-delegate-job
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#!/usr/bin/env bash
# multi-agent-mux-delegate-job — user-facing orchestrator for the multi-agent-mux-delegate-job skill.
#
# Subcommands:
# submit register a job, start the subscriber FIRST, then run the agent,
# then (optionally) run a validation script.
# status show one job record.
# list list all jobs.
# verify run a user-supplied --validate script against a job's artifacts.
# wait block until all running/pending jobs reach a terminal state.
#
# This is a reference wrapper: it shells out to the python scripts that live
# next to it. Copy it into your project and customise as needed. It never hard
# fails if `claude`/`codex`/`tmux` are missing — it prints what it would run.
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
# Load local .env if it exists in current dir or workspace root
if [[ -f .env ]]; then
set -a; source .env; set +a
elif [[ -f "$SCRIPT_DIR/../../.env" ]]; then
set -a; source "$SCRIPT_DIR/../../.env"; set +a
fi
# Pick an interpreter: prefer a project .venv, else python3.
pick_python() {
local py_bin
if [[ -n "${DELEGATE_JOB_PYTHON:-}" ]]; then
py_bin="$DELEGATE_JOB_PYTHON"
elif [[ -x "${WORKDIR:-.}/.venv/bin/python" ]]; then
py_bin="${WORKDIR}/.venv/bin/python"
elif [[ -x ".venv/bin/python" ]]; then
py_bin="$(pwd)/.venv/bin/python"
else
py_bin="python3"
fi
if ! "$py_bin" -c "import paho.mqtt" 2>/dev/null; then
echo "ERROR: paho-mqtt package is missing for $py_bin." >&2
echo " Please create a virtual environment and install it:" >&2
echo " python3 -m venv .venv && .venv/bin/pip install -r \"$SCRIPT_DIR/requirements.txt\"" >&2
exit 1
fi
echo "$py_bin"
}
REGISTRY_DIR_DEFAULT=".mam/jobs"
usage() {
cat <<'EOF'
multi-agent-mux-delegate-job <command> [options]
submit --agent <name> --prompt <text> [--workdir <dir>] [--agent-session <label>]
[--timeout <sec>] [--idle-timeout <sec>] [--validate <script>]
[--registry-dir <dir>] [--dry-run]
[--type <direct|loop|discuss>] [--reviewer <reviewer_agent>]
[--reviewer-session <reviewer_session>] [--max-iterations <count>]
# The skill is tmux-interactive only; --mode print was removed.
status --job <id> [--registry-dir <dir>]
list [--registry-dir <dir>]
verify --job <id> --validate <script> [--registry-dir <dir>]
wait [--job <id>] [--timeout <sec>] [--registry-dir <dir>]
logs <job_id> | --list # persistent audit log (delegate_job_logs/)
EOF
}
# ---- arg parsing helpers --------------------------------------------------
AGENT="claude-code"; PROMPT=""; WORKDIR="$(pwd)"; AGENT_SESSION="tmux:claude"
TIMEOUT=3600; IDLE_TIMEOUT=120; VALIDATE=""; DRY_RUN=0
JOB_ID=""; REGISTRY_DIR="$REGISTRY_DIR_DEFAULT"
TYPE="direct"; REVIEWER="hermes"; REVIEWER_SESSION="tmux:hermes"; MAX_ITERATIONS=5
parse_opts() {
while [[ $# -gt 0 ]]; do
case "$1" in
--agent) AGENT="$2"; shift 2;;
--prompt) PROMPT="$2"; shift 2;;
--workdir) WORKDIR="$2"; shift 2;;
--agent-session) AGENT_SESSION="$2"; shift 2;;
--timeout) TIMEOUT="$2"; shift 2;;
--idle-timeout) IDLE_TIMEOUT="$2"; shift 2;;
--validate) VALIDATE="$2"; shift 2;;
--job) JOB_ID="$2"; shift 2;;
--registry-dir) REGISTRY_DIR="$2"; shift 2;;
--dry-run) DRY_RUN=1; shift;;
--type) TYPE="$2"; shift 2;;
--reviewer) REVIEWER="$2"; shift 2;;
--reviewer-session) REVIEWER_SESSION="$2"; shift 2;;
--max-iterations) MAX_ITERATIONS="$2"; shift 2;;
*) echo "unknown option: $1" >&2; usage; exit 1;;
esac
done
}
cmd_submit() {
parse_opts "$@"
[[ -n "$PROMPT" ]] || { echo "submit requires --prompt" >&2; exit 1; }
PY="$(pick_python)"
cd "$WORKDIR"
mkdir -p "$REGISTRY_DIR"
# 1) register job (prints the new job id)
JOB_ID="$("$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" register \
--prompt "$PROMPT" --agent "$AGENT" --agent-session "$AGENT_SESSION" \
--timeout "$TIMEOUT" --idle-timeout "$IDLE_TIMEOUT" \
--job-type "$TYPE" --reviewer "$REVIEWER" --reviewer-session "$REVIEWER_SESSION" \
--max-iterations "$MAX_ITERATIONS")"
echo "registered job: $JOB_ID"
if [[ "$TYPE" == "direct" ]]; then
# 2) START THE SUBSCRIBER FIRST (ordering dependency — MQTT does not queue
# non-retained messages for absent subscribers).
local logf="$REGISTRY_DIR/$JOB_ID.subscriber.out"
"$PY" "$SCRIPT_DIR/scripts/job_subscriber.py" --registry-dir "$REGISTRY_DIR" \
--job "$JOB_ID" --timeout "$TIMEOUT" --idle-timeout "$IDLE_TIMEOUT" \
>"$logf" 2>&1 &
local sub_pid=$!
echo "subscriber pid: $sub_pid (log: $logf)"
sleep 1 # give the subscriber time to CONNACK + SUBSCRIBE before the agent runs
# 3) run the agent (or print the command for dry-run / missing binary)
local pub="$PY $SCRIPT_DIR/scripts/publish_event.py --registry-dir $REGISTRY_DIR --job $JOB_ID"
# NOTE: the agent MUST use --job "$JOB_ID" (the one we just minted). Hard-coding
# an id from an earlier session is the #1 reason a delegated job sits idle and
# times out (see SKILL.md "Wrong job_id propagated to the agent"). We make the
# freshness explicit in the instruction header.
local instructions="Your job_id is \"$JOB_ID\" (the one just registered for THIS delegation — read it from the registry record, do NOT reuse any job_id you saw in earlier runs).
On start run: $pub --event started.
On permission/tool prompt run: $pub --event permission_required --detail '<tool>:<what>'.
On progress (optional): $pub --event progress --detail '<short status>'.
On success run: $pub --event completed --detail '<one-line summary>'.
On failure run: $pub --event error --detail '<one-line reason>'.
The subscriber for this job_id is already running; your completed/error event ends the job. Exit codes: 0 completed, 1 error, 2 publish failure.
Task: $PROMPT"
run_agent "$JOB_ID" "$instructions"
# 4) optional validation hook
if [[ -n "$VALIDATE" ]]; then
echo "running validation: $VALIDATE"
if JOB_ID="$JOB_ID" REGISTRY_DIR="$REGISTRY_DIR" bash "$VALIDATE"; then
echo "validation: PASS"
else
local rc=$?
echo "validation: FAIL (exit $rc)"
fi
fi
if [[ "$DRY_RUN" == "1" ]]; then
# In dry-run we never started a real subscriber (the wrapper short-circuits
# before launching one), but the wait below would still try to join the
# background sub_pid from cmd_submit. Skip both the wait and the subscriber
# log dump; the user just wants to see the instruction that would have run.
local logs_root_dry="${DELEGATE_JOB_LOGS_DIR:-$WORKDIR/delegate_job_logs}"
echo "$logs_root_dry/$JOB_ID"
return 0
fi
wait "$sub_pid" || true
echo "subscriber output:"; cat "$logf" || true
# Last stdout line: the persistent audit-log dir for this job (see SKILL.md
# "Audit Logs"). Callers can scrape `tail -n1` to find it.
local logs_root="${DELEGATE_JOB_LOGS_DIR:-$WORKDIR/delegate_job_logs}"
echo "$logs_root/$JOB_ID"
else
# Implement loop/discuss orchestrator
local iteration=1
local current_prompt="$PROMPT"
local current_session="$AGENT_SESSION"
local current_role="worker"
if [[ "$DRY_RUN" == "1" ]]; then
echo "[dry-run] orchestrator loop would start for job: $JOB_ID type: $TYPE"
echo "worker session: $AGENT_SESSION, reviewer session: $REVIEWER_SESSION"
local logs_root_dry="${DELEGATE_JOB_LOGS_DIR:-$WORKDIR/delegate_job_logs}"
echo "$logs_root_dry/$JOB_ID"
return 0
fi
while true; do
echo "=================================================="
echo "Iteration $iteration - Role: $current_role"
echo "Session: $current_session"
echo "=================================================="
# Update job details in registry
"$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" update \
--job "$JOB_ID" \
--agent-session "$current_session" \
--prompt "$current_prompt" \
--iteration "$iteration" \
--status "pending"
# Start subscriber
local logf="$REGISTRY_DIR/${JOB_ID}.iter_${iteration}_${current_role}.subscriber.out"
"$PY" "$SCRIPT_DIR/scripts/job_subscriber.py" --registry-dir "$REGISTRY_DIR" \
--job "$JOB_ID" --timeout "$TIMEOUT" --idle-timeout "$IDLE_TIMEOUT" \
>"$logf" 2>&1 &
local sub_pid=$!
echo "subscriber pid: $sub_pid (log: $logf)"
sleep 1
# Format instruction block
local pub="$PY $SCRIPT_DIR/scripts/publish_event.py --registry-dir $REGISTRY_DIR --job $JOB_ID"
local instructions="Your job_id is \"$JOB_ID\" (the one just registered for THIS delegation — read it from the registry record, do NOT reuse any job_id you saw in earlier runs).
On start run: $pub --event started.
On permission/tool prompt run: $pub --event permission_required --detail '<tool>:<what>'.
On progress (optional): $pub --event progress --detail '<short status>'.
On success run: $pub --event completed --detail '<one-line summary>'.
On failure run: $pub --event error --detail '<one-line reason>'.
The subscriber for this job_id is already running; your completed/error event ends the job. Exit codes: 0 completed, 1 error, 2 publish failure.
Task: $current_prompt"
# Trigger agent
run_agent "$JOB_ID" "$instructions" "$current_session"
# Wait for subscriber
local sub_rc=0
wait "$sub_pid" || sub_rc=$?
echo "subscriber output:"; cat "$logf" || true
# Check job status based on subscriber exit code
local job_status="running"
if [[ $sub_rc -eq 0 ]]; then
job_status="completed"
elif [[ $sub_rc -eq 1 ]]; then
job_status="error"
else
job_status="timeout"
fi
echo "Job role $current_role finished with status: $job_status"
# Retrieve feedback from the last event
local feedback
feedback="$("$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" get-feedback --job "$JOB_ID")"
echo "Feedback/Detail: $feedback"
if [[ "$current_role" == "worker" ]]; then
if [[ "$job_status" != "completed" ]]; then
echo "Worker did not complete successfully (status: $job_status). Terminating workflow."
break
fi
# Worker completed successfully, now switch to reviewer
current_role="reviewer"
current_session="$REVIEWER_SESSION"
# Build reviewer prompt based on type
if [[ "$TYPE" == "loop" ]]; then
current_prompt="Review the changes/artifacts generated for job $JOB_ID. Check if they meet the requirements. If correct, publish completed event with 'PASS'. If there are issues, publish error event with detailed feedback/nits. CRITICAL: When raising issues or giving a review, you MUST include the exact reason for the issue and a clear direction for improvement (문제 제시에 대한 이유와 확실한 개선 방향을 반드시 포함해야 합니다)."
elif [[ "$TYPE" == "discuss" ]]; then
current_prompt="Read draft/documents generated for job $JOB_ID. Review the feasibility and content. Write your feedback/objections. If you agree with the plan, reply with 'AGREE'."
fi
else
if [[ "$job_status" != "completed" ]]; then
echo "Reviewer did not complete successfully (status: $job_status). Terminating workflow."
break
fi
# Reviewer finished. Check if pass/agree
local success=0
if [[ "$TYPE" == "loop" ]]; then
if [[ "${feedback,,}" == *"pass"* ]]; then
success=1
fi
elif [[ "$TYPE" == "discuss" ]]; then
if [[ "${feedback,,}" == *"agree"* ]]; then
success=1
fi
fi
if [[ "$success" == "1" ]]; then
echo "Reviewer approved the work. Finalizing job as completed."
"$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" status --job "$JOB_ID" --set "completed"
break
else
# Reviewer rejected/provided feedback. Increment & check max iterations
if [[ $iteration -ge $MAX_ITERATIONS ]]; then
echo "Max iterations ($MAX_ITERATIONS) reached without approval. Terminating workflow."
"$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" status --job "$JOB_ID" --set "error"
break
fi
iteration=$((iteration + 1))
current_role="worker"
current_session="$AGENT_SESSION"
current_prompt="The reviewer provided the following feedback for job $JOB_ID: $feedback. Please modify the code/artifacts to address these comments. CRITICAL: As the Developer Team Leader, you must thoroughly review the suggested modifications, verify their validity, adopt/implement them if valid, and if you judge any recommendation to be invalid, do NOT implement it but instead explain your reasons clearly in your response and send it back to the reviewer (수정안을 최대한 꼼꼼히 검토하여 타당성을 검증하고, 타당하다면 수렴하여 수정을 진행하되, 타당하지 않다고 판단되는 부분이 있다면 그 이유를 명확히 밝혀 리뷰어에게 전달하십시오)."
fi
fi
done
# 4) optional validation hook
if [[ -n "$VALIDATE" ]]; then
echo "running validation: $VALIDATE"
if JOB_ID="$JOB_ID" REGISTRY_DIR="$REGISTRY_DIR" bash "$VALIDATE"; then
echo "validation: PASS"
else
local rc=$?
echo "validation: FAIL (exit $rc)"
fi
fi
# Last stdout line: the persistent audit-log dir
local logs_root="${DELEGATE_JOB_LOGS_DIR:-$WORKDIR/delegate_job_logs}"
echo "$logs_root/$JOB_ID"
fi
}
run_agent() {
local job_id="$1"; local instructions="$2"; local target_session="${3:-$AGENT_SESSION}"
# The skill is INTERACTIVE-ONLY. We never invoke `claude -p` or any other
# one-shot print mode, because:
# - claude -p exits the moment stdin is drained, so there's nothing to
# `tmux attach` to afterwards.
# - fire-and-forget via wrapper defeats the whole point of the audit log
# (you can't tell what happened if the agent crashes mid-turn).
# - the job registry already gives us an authoritative completion signal,
# so we don't need a wrapper-side exit code to know "done".
# The user attaches with `tmux attach -t <session>` and types follow-up
# prompts themselves. We pre-load the first prompt via stdin and `read`
# keeps the pane open after the agent exits so the user can review.
if [ "$AGENT" = "human" ]; then
echo "[human agent] complete the task, then run publish_event.py --event completed"
return
fi
local sess="${target_session#tmux:}"
if [[ "$DRY_RUN" == "1" ]]; then
echo "[dry-run] would delegate task to running agent '$AGENT' in tmux session '$sess' with instructions:"
echo "----"; echo "$instructions"; echo "----"
return
fi
if ! command -v tmux >/dev/null 2>&1; then
echo "ERROR: this skill requires tmux (interactive agent sessions)." >&2
echo " Install with: brew install tmux (or your package manager)" >&2
return 1
fi
local _tmux="tmux"
if [ -n "${TMUX_SERVER_NAME:-}" ]; then
_tmux="tmux -L $TMUX_SERVER_NAME"
fi
if ! $_tmux has-session -t "$sess" 2>/dev/null; then
echo "ERROR: 에이전트 세션 '$sess'이 존재하지 않습니다. 작업을 위임하기 전에 먼저 에이전트 세션을 기동해 주세요." >&2
echo " 팁: 'multi-agent-mux-resume' 또는 'multi-agent-mux-create'를 통해 에이전트를 먼저 생성할 수 있습니다." >&2
return 1
fi
# Before launching the agent, set up error trap to publish error event
if [ -n "${job_id:-}" ] && [ -n "${PY:-}" ]; then
local pub_script="$SCRIPT_DIR/scripts/publish_event.py"
trap 'rc=$?; if [ $rc -ne 0 ]; then "$PY" "$pub_script" --job "$job_id" --event error --detail "agent bootstrap failed (exit $rc)"; fi' EXIT
fi
echo "살아있는 에이전트 세션 '$sess'에 작업을 위임합니다..."
$_tmux set-buffer -b "job_buf_$job_id" "$instructions"
$_tmux paste-buffer -b "job_buf_$job_id" -t "$sess"
sleep 0.5
$_tmux send-keys -t "$sess" C-m
$_tmux delete-buffer -b "job_buf_$job_id"
echo "작업이 세션 '$sess'에 전송되었습니다. (연결하려면: $_tmux attach -t $sess)"
trap - EXIT
}
cmd_status() {
parse_opts "$@"
[[ -n "$JOB_ID" ]] || { echo "status requires --job" >&2; exit 1; }
PY="$(pick_python)"
"$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" get --job "$JOB_ID"
}
cmd_list() {
parse_opts "$@"
PY="$(pick_python)"
"$PY" "$SCRIPT_DIR/scripts/registry.py" --registry-dir "$REGISTRY_DIR" list
}
cmd_verify() {
parse_opts "$@"
[[ -n "$JOB_ID" ]] || { echo "verify requires --job" >&2; exit 1; }
[[ -n "$VALIDATE" ]] || { echo "verify requires --validate <script>" >&2; exit 1; }
echo "verifying job $JOB_ID with $VALIDATE"
if JOB_ID="$JOB_ID" REGISTRY_DIR="$REGISTRY_DIR" bash "$VALIDATE"; then
echo "verify: PASS (exit 0)"; exit 0
else
rc=$?; echo "verify: FAIL (exit $rc)"; exit "$rc"
fi
}
cmd_logs() {
# logs <job_id> | logs --list — delegates to registry.py's logs CLI, which
# reads the persistent audit log under $DELEGATE_JOB_LOGS_DIR (or
# <cwd>/delegate_job_logs). Run from your project dir so the default resolves.
PY="$(pick_python)"
if [[ "${1:-}" == "--list" ]]; then
"$PY" "$SCRIPT_DIR/scripts/registry.py" logs --list
else
local jid="${1:-}"
[[ -n "$jid" ]] || { echo "logs requires <job_id> or --list" >&2; exit 1; }
"$PY" "$SCRIPT_DIR/scripts/registry.py" logs "$jid"
fi
}
cmd_wait() {
parse_opts "$@"
PY="$(pick_python)"
if [[ -n "$JOB_ID" ]]; then
"$PY" "$SCRIPT_DIR/scripts/job_subscriber.py" --registry-dir "$REGISTRY_DIR" \
--job "$JOB_ID" --timeout "$TIMEOUT"
else
"$PY" "$SCRIPT_DIR/scripts/job_subscriber.py" --registry-dir "$REGISTRY_DIR" \
--wait-any --timeout "$TIMEOUT"
fi
}
main() {
local sub="${1:-}"; shift || true
case "$sub" in
submit) cmd_submit "$@";;
status) cmd_status "$@";;
list) cmd_list "$@";;
verify) cmd_verify "$@";;
wait) cmd_wait "$@";;
logs) cmd_logs "$@";;
""|-h|--help|help) usage;;
*) echo "unknown command: $sub" >&2; usage; exit 1;;
esac
}
main "$@"