Reachy Mini Audio diag script

audio_diag_reachy_mini.sh

#!/usr/bin/env bash
# audio_diag_focus.sh — Focused audio diag for Reachy/Pollen/ReSpeaker class devices
# Usage:
#   ./audio_diag_focus.sh
#   PATTERNS='Reachy|Pollen|reSpeaker' ./audio_diag_focus.sh
set -euo pipefail

PATTERNS="${PATTERNS:-Reachy|Pollen|reSpeaker}"
# Case-insensitive grep helper
igrep() { grep -Ei "$PATTERNS" || true; }
have() { command -v "$1" >/dev/null 2>&1; }
hr() { printf '%*s\n' "${1:-92}" '' | tr ' ' '-'; }
title(){ echo; hr; echo "$1"; hr; }

kv(){ printf "%-30s %s\n" "$1" "$2"; }

# ---------- PipeWire (wpctl) ----------
pw_block() {
  title "PipeWire (wpctl) — matching devices/nodes: /$PATTERNS/i"
  if ! have wpctl; then
    kv "wpctl" "not found"
    return
  fi

  kv "Default sink volume"   "$(wpctl get-volume @DEFAULT_AUDIO_SINK@ 2>/dev/null || echo '<unavailable>')"
  kv "Default source volume" "$(wpctl get-volume @DEFAULT_AUDIO_SOURCE@ 2>/dev/null || echo '<unavailable>')"

  echo
  echo "wpctl status (filtered to matches + surrounding headers):"
  # Print only Audio section and filter to matching lines plus structure lines.
  wpctl status 2>/dev/null \
    | awk '
        /^Audio$/ {in_audio=1}
        /^Video$/ {in_audio=0}
        { if(in_audio) print }
      ' \
    | awk -v pat="$PATTERNS" '
        BEGIN{IGNORECASE=1}
        # always keep structural lines
        /^[A-Za-z]/ || /^[[:space:]]*├─/ || /^[[:space:]]*└─/ || /^[[:space:]]*\*/ { print; next }
        # keep only matching lines
        $0 ~ pat { print }
      '

  echo
  echo "Quick list (matching sinks/sources with IDs):"
  wpctl status 2>/dev/null \
    | awk '
        /^Audio$/ {in_audio=1}
        /^Video$/ {in_audio=0}
        { if(in_audio) print }
      ' \
    | grep -E "Sinks:|Sources:|^\s*\*?\s*[0-9]+\." \
    | igrep || true
}

# ---------- Pulse (pactl) ----------
pulse_block() {
  title "PulseAudio compat (pactl via PipeWire) — matching sinks/sources: /$PATTERNS/i"
  if ! have pactl; then
    kv "pactl" "not found (pulseaudio-utils)"
    return
  fi

  local def_sink def_source
  def_sink="$(pactl info 2>/dev/null | awk -F': ' '/Default Sink:/{print $2}')"
  def_source="$(pactl info 2>/dev/null | awk -F': ' '/Default Source:/{print $2}')"
  kv "Default sink"   "${def_sink:-<unavailable>}"
  kv "Default source" "${def_source:-<unavailable>}"

  echo
  echo "Matching sinks (name | state):"
  pactl list short sinks 2>/dev/null | igrep | awk '{print $2 " | " $NF}' || true

  while read -r id name _; do
    [ -z "${name:-}" ] && continue
    echo
    hr
    echo "Sink: $name"
    pactl get-sink-volume "$name" 2>/dev/null | head -n1 || true
    pactl get-sink-mute "$name"   2>/dev/null | head -n1 || true
  done < <(pactl list short sinks 2>/dev/null | igrep | awk '{print $1, $2, $3}')

  echo
  echo "Matching sources (name | state):"
  pactl list short sources 2>/dev/null | igrep | awk '{print $2 " | " $NF}' || true

  while read -r id name _; do
    [ -z "${name:-}" ] && continue
    echo
    hr
    echo "Source: $name"
    pactl get-source-volume "$name" 2>/dev/null | head -n1 || true
    pactl get-source-mute "$name"   2>/dev/null | head -n1 || true
  done < <(pactl list short sources 2>/dev/null | igrep | awk '{print $1, $2, $3}')
}

# ---------- ALSA (amixer) ----------
alsa_block() {
  title "ALSA (amixer) — matching cards: /$PATTERNS/i"
  if ! have aplay || ! have arecord || ! have amixer; then
    kv "alsa-utils" "missing (need aplay/arecord/amixer)"
    return
  fi

  echo "Matching playback devices (aplay -l):"
  aplay -l 2>/dev/null | igrep || echo "<none>"

  echo
  echo "Matching capture devices (arecord -l):"
  arecord -l 2>/dev/null | igrep || echo "<none>"

  # Collect cards that appear in either aplay -l or arecord -l and match PATTERNS
  local cards
  cards="$(
    { aplay -l 2>/dev/null; arecord -l 2>/dev/null; } \
      | awk -v pat="$PATTERNS" 'BEGIN{IGNORECASE=1}
          /^card [0-9]+:/ {line=$0}
          { if($0 ~ /^card [0-9]+:/) line=$0 }
          $0 ~ pat && $0 ~ /^card [0-9]+:/ { print $2 }
        ' \
      | sed 's/://g' \
      | sort -nu \
      | tr '\n' ' '
  )"

  if [ -z "${cards// }" ]; then
    echo "No ALSA cards matched."
    return
  fi

  for c in $cards; do
    echo
    hr
    echo "Card $c info:"
    amixer -c "$c" info 2>/dev/null | sed -n '1,8p' || true

    # Playback controls to try in order (USB mixers vary)
    echo
    echo "Playback mixer snapshot:"
    local found_play=0
    for ctl in "PCM" "PCM,0" "PCM,1" "Master" "Speaker" "Headphone"; do
      if amixer -c "$c" sget "$ctl" >/dev/null 2>&1; then
        echo "Control: $ctl"
        amixer -c "$c" sget "$ctl" 2>/dev/null | sed -n '1,14p'
        found_play=1
        break
      fi
    done
    [ "$found_play" -eq 0 ] && echo "<no common playback control found>"

    echo
    echo "Capture mixer snapshot:"
    local found_cap=0
    for ctl in "Capture" "Mic" "Microphone" "ADC" "Input"; do
      if amixer -c "$c" sget "$ctl" >/dev/null 2>&1; then
        echo "Control: $ctl"
        amixer -c "$c" sget "$ctl" 2>/dev/null | sed -n '1,14p'
        found_cap=1
        break
      fi
    done
    [ "$found_cap" -eq 0 ] && echo "<no common capture control found>"
  done
}

main() {
  echo "audio_diag_focus.sh — $(date)"
  echo "Patterns: /$PATTERNS/i"
  pw_block
  pulse_block
  alsa_block
  echo
  hr
  echo "Tip: If output is quiet, ALSA 'PCM' (amixer) is often the real limiter even when wpctl/pactl show 100%."
  hr
}

main "$@"