From f9f4a953fcd3de6dda6847a11847529205588cd3 Mon Sep 17 00:00:00 2001 From: Peter Steinberger Date: Sat, 17 Jan 2026 11:52:50 +0000 Subject: [PATCH] docs: restore tmux skill --- skills/tmux/SKILL.md | 121 +++++++++++++++++++++++++++ skills/tmux/scripts/find-sessions.sh | 112 +++++++++++++++++++++++++ skills/tmux/scripts/wait-for-text.sh | 83 ++++++++++++++++++ 3 files changed, 316 insertions(+) create mode 100644 skills/tmux/SKILL.md create mode 100755 skills/tmux/scripts/find-sessions.sh create mode 100755 skills/tmux/scripts/wait-for-text.sh diff --git a/skills/tmux/SKILL.md b/skills/tmux/SKILL.md new file mode 100644 index 000000000..42f5825cb --- /dev/null +++ b/skills/tmux/SKILL.md @@ -0,0 +1,121 @@ +--- +name: tmux +description: Remote-control tmux sessions for interactive CLIs by sending keystrokes and scraping pane output. +metadata: {"clawdbot":{"emoji":"🧵","os":["darwin","linux"],"requires":{"bins":["tmux"]}}} +--- + +# tmux Skill (Clawdbot) + +Use tmux only when you need an interactive TTY. Prefer exec background mode for long-running, non-interactive tasks. + +## Quickstart (isolated socket, exec tool) + +```bash +SOCKET_DIR="${CLAWDBOT_TMUX_SOCKET_DIR:-${TMPDIR:-/tmp}/clawdbot-tmux-sockets}" +mkdir -p "$SOCKET_DIR" +SOCKET="$SOCKET_DIR/clawdbot.sock" +SESSION=clawdbot-python + +tmux -S "$SOCKET" new -d -s "$SESSION" -n shell +tmux -S "$SOCKET" send-keys -t "$SESSION":0.0 -- 'PYTHON_BASIC_REPL=1 python3 -q' Enter +tmux -S "$SOCKET" capture-pane -p -J -t "$SESSION":0.0 -S -200 +``` + +After starting a session, always print monitor commands: + +``` +To monitor: + tmux -S "$SOCKET" attach -t "$SESSION" + tmux -S "$SOCKET" capture-pane -p -J -t "$SESSION":0.0 -S -200 +``` + +## Socket convention + +- Use `CLAWDBOT_TMUX_SOCKET_DIR` (default `${TMPDIR:-/tmp}/clawdbot-tmux-sockets`). +- Default socket path: `"$CLAWDBOT_TMUX_SOCKET_DIR/clawdbot.sock"`. + +## Targeting panes and naming + +- Target format: `session:window.pane` (defaults to `:0.0`). +- Keep names short; avoid spaces. +- Inspect: `tmux -S "$SOCKET" list-sessions`, `tmux -S "$SOCKET" list-panes -a`. + +## Finding sessions + +- List sessions on your socket: `{baseDir}/scripts/find-sessions.sh -S "$SOCKET"`. +- Scan all sockets: `{baseDir}/scripts/find-sessions.sh --all` (uses `CLAWDBOT_TMUX_SOCKET_DIR`). + +## Sending input safely + +- Prefer literal sends: `tmux -S "$SOCKET" send-keys -t target -l -- "$cmd"`. +- Control keys: `tmux -S "$SOCKET" send-keys -t target C-c`. + +## Watching output + +- Capture recent history: `tmux -S "$SOCKET" capture-pane -p -J -t target -S -200`. +- Wait for prompts: `{baseDir}/scripts/wait-for-text.sh -t session:0.0 -p 'pattern'`. +- Attaching is OK; detach with `Ctrl+b d`. + +## Spawning processes + +- For python REPLs, set `PYTHON_BASIC_REPL=1` (non-basic REPL breaks send-keys flows). + +## Windows / WSL + +- tmux is supported on macOS/Linux. On Windows, use WSL and install tmux inside WSL. +- This skill is gated to `darwin`/`linux` and requires `tmux` on PATH. + +## Orchestrating Coding Agents (Codex, Claude Code) + +tmux excels at running multiple coding agents in parallel: + +```bash +SOCKET="${TMPDIR:-/tmp}/codex-army.sock" + +# Create multiple sessions +for i in 1 2 3 4 5; do + tmux -S "$SOCKET" new-session -d -s "agent-$i" +done + +# Launch agents in different workdirs +tmux -S "$SOCKET" send-keys -t agent-1 "cd /tmp/project1 && codex --yolo 'Fix bug X'" Enter +tmux -S "$SOCKET" send-keys -t agent-2 "cd /tmp/project2 && codex --yolo 'Fix bug Y'" Enter + +# Poll for completion (check if prompt returned) +for sess in agent-1 agent-2; do + if tmux -S "$SOCKET" capture-pane -p -t "$sess" -S -3 | grep -q "❯"; then + echo "$sess: DONE" + else + echo "$sess: Running..." + fi +done + +# Get full output from completed session +tmux -S "$SOCKET" capture-pane -p -t agent-1 -S -500 +``` + +**Tips:** +- Use separate git worktrees for parallel fixes (no branch conflicts) +- `pnpm install` first before running codex in fresh clones +- Check for shell prompt (`❯` or `$`) to detect completion +- Codex needs `--yolo` or `--full-auto` for non-interactive fixes + +## Cleanup + +- Kill a session: `tmux -S "$SOCKET" kill-session -t "$SESSION"`. +- Kill all sessions on a socket: `tmux -S "$SOCKET" list-sessions -F '#{session_name}' | xargs -r -n1 tmux -S "$SOCKET" kill-session -t`. +- Remove everything on the private socket: `tmux -S "$SOCKET" kill-server`. + +## Helper: wait-for-text.sh + +`{baseDir}/scripts/wait-for-text.sh` polls a pane for a regex (or fixed string) with a timeout. + +```bash +{baseDir}/scripts/wait-for-text.sh -t session:0.0 -p 'pattern' [-F] [-T 20] [-i 0.5] [-l 2000] +``` + +- `-t`/`--target` pane target (required) +- `-p`/`--pattern` regex to match (required); add `-F` for fixed string +- `-T` timeout seconds (integer, default 15) +- `-i` poll interval seconds (default 0.5) +- `-l` history lines to search (integer, default 1000) diff --git a/skills/tmux/scripts/find-sessions.sh b/skills/tmux/scripts/find-sessions.sh new file mode 100755 index 000000000..7fbba2adb --- /dev/null +++ b/skills/tmux/scripts/find-sessions.sh @@ -0,0 +1,112 @@ +#!/usr/bin/env bash +set -euo pipefail + +usage() { + cat <<'USAGE' +Usage: find-sessions.sh [-L socket-name|-S socket-path|-A] [-q pattern] + +List tmux sessions on a socket (default tmux socket if none provided). + +Options: + -L, --socket tmux socket name (passed to tmux -L) + -S, --socket-path tmux socket path (passed to tmux -S) + -A, --all scan all sockets under CLAWDBOT_TMUX_SOCKET_DIR + -q, --query case-insensitive substring to filter session names + -h, --help show this help +USAGE +} + +socket_name="" +socket_path="" +query="" +scan_all=false +socket_dir="${CLAWDBOT_TMUX_SOCKET_DIR:-${TMPDIR:-/tmp}/clawdbot-tmux-sockets}" + +while [[ $# -gt 0 ]]; do + case "$1" in + -L|--socket) socket_name="${2-}"; shift 2 ;; + -S|--socket-path) socket_path="${2-}"; shift 2 ;; + -A|--all) scan_all=true; shift ;; + -q|--query) query="${2-}"; shift 2 ;; + -h|--help) usage; exit 0 ;; + *) echo "Unknown option: $1" >&2; usage; exit 1 ;; + esac +done + +if [[ "$scan_all" == true && ( -n "$socket_name" || -n "$socket_path" ) ]]; then + echo "Cannot combine --all with -L or -S" >&2 + exit 1 +fi + +if [[ -n "$socket_name" && -n "$socket_path" ]]; then + echo "Use either -L or -S, not both" >&2 + exit 1 +fi + +if ! command -v tmux >/dev/null 2>&1; then + echo "tmux not found in PATH" >&2 + exit 1 +fi + +list_sessions() { + local label="$1"; shift + local tmux_cmd=(tmux "$@") + + if ! sessions="$("${tmux_cmd[@]}" list-sessions -F '#{session_name}\t#{session_attached}\t#{session_created_string}' 2>/dev/null)"; then + echo "No tmux server found on $label" >&2 + return 1 + fi + + if [[ -n "$query" ]]; then + sessions="$(printf '%s\n' "$sessions" | grep -i -- "$query" || true)" + fi + + if [[ -z "$sessions" ]]; then + echo "No sessions found on $label" + return 0 + fi + + echo "Sessions on $label:" + printf '%s\n' "$sessions" | while IFS=$'\t' read -r name attached created; do + attached_label=$([[ "$attached" == "1" ]] && echo "attached" || echo "detached") + printf ' - %s (%s, started %s)\n' "$name" "$attached_label" "$created" + done +} + +if [[ "$scan_all" == true ]]; then + if [[ ! -d "$socket_dir" ]]; then + echo "Socket directory not found: $socket_dir" >&2 + exit 1 + fi + + shopt -s nullglob + sockets=("$socket_dir"/*) + shopt -u nullglob + + if [[ "${#sockets[@]}" -eq 0 ]]; then + echo "No sockets found under $socket_dir" >&2 + exit 1 + fi + + exit_code=0 + for sock in "${sockets[@]}"; do + if [[ ! -S "$sock" ]]; then + continue + fi + list_sessions "socket path '$sock'" -S "$sock" || exit_code=$? + done + exit "$exit_code" +fi + +tmux_cmd=(tmux) +socket_label="default socket" + +if [[ -n "$socket_name" ]]; then + tmux_cmd+=(-L "$socket_name") + socket_label="socket name '$socket_name'" +elif [[ -n "$socket_path" ]]; then + tmux_cmd+=(-S "$socket_path") + socket_label="socket path '$socket_path'" +fi + +list_sessions "$socket_label" "${tmux_cmd[@]:1}" diff --git a/skills/tmux/scripts/wait-for-text.sh b/skills/tmux/scripts/wait-for-text.sh new file mode 100755 index 000000000..56354be83 --- /dev/null +++ b/skills/tmux/scripts/wait-for-text.sh @@ -0,0 +1,83 @@ +#!/usr/bin/env bash +set -euo pipefail + +usage() { + cat <<'USAGE' +Usage: wait-for-text.sh -t target -p pattern [options] + +Poll a tmux pane for text and exit when found. + +Options: + -t, --target tmux target (session:window.pane), required + -p, --pattern regex pattern to look for, required + -F, --fixed treat pattern as a fixed string (grep -F) + -T, --timeout seconds to wait (integer, default: 15) + -i, --interval poll interval in seconds (default: 0.5) + -l, --lines number of history lines to inspect (integer, default: 1000) + -h, --help show this help +USAGE +} + +target="" +pattern="" +grep_flag="-E" +timeout=15 +interval=0.5 +lines=1000 + +while [[ $# -gt 0 ]]; do + case "$1" in + -t|--target) target="${2-}"; shift 2 ;; + -p|--pattern) pattern="${2-}"; shift 2 ;; + -F|--fixed) grep_flag="-F"; shift ;; + -T|--timeout) timeout="${2-}"; shift 2 ;; + -i|--interval) interval="${2-}"; shift 2 ;; + -l|--lines) lines="${2-}"; shift 2 ;; + -h|--help) usage; exit 0 ;; + *) echo "Unknown option: $1" >&2; usage; exit 1 ;; + esac +done + +if [[ -z "$target" || -z "$pattern" ]]; then + echo "target and pattern are required" >&2 + usage + exit 1 +fi + +if ! [[ "$timeout" =~ ^[0-9]+$ ]]; then + echo "timeout must be an integer number of seconds" >&2 + exit 1 +fi + +if ! [[ "$lines" =~ ^[0-9]+$ ]]; then + echo "lines must be an integer" >&2 + exit 1 +fi + +if ! command -v tmux >/dev/null 2>&1; then + echo "tmux not found in PATH" >&2 + exit 1 +fi + +# End time in epoch seconds (integer, good enough for polling) +start_epoch=$(date +%s) +deadline=$((start_epoch + timeout)) + +while true; do + # -J joins wrapped lines, -S uses negative index to read last N lines + pane_text="$(tmux capture-pane -p -J -t "$target" -S "-${lines}" 2>/dev/null || true)" + + if printf '%s\n' "$pane_text" | grep $grep_flag -- "$pattern" >/dev/null 2>&1; then + exit 0 + fi + + now=$(date +%s) + if (( now >= deadline )); then + echo "Timed out after ${timeout}s waiting for pattern: $pattern" >&2 + echo "Last ${lines} lines from $target:" >&2 + printf '%s\n' "$pane_text" >&2 + exit 1 + fi + + sleep "$interval" +done