Initial Phoenix analyzer
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Mikei386
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#!/bin/bash
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# ==========================================
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# Analyzer + Volumio DualTab-Kiosk Session
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#
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# Phoenix owns the audio hardware and analysis.
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# Chromium only renders the Analyzer GUI and Volumio UI.
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# ==========================================
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set -euo pipefail
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SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
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# ----- Logging / Runtime -----
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KIOSK_USER="${KIOSK_USER:-volumio}"
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LOG="${LOG:-/home/volumio/dual-kiosk.log}"
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CHROME_USER_DATA_DIR="${CHROME_USER_DATA_DIR:-/data/chrome-dualtabs}"
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PHOENIX_DIR="${PHOENIX_DIR:-$SCRIPT_DIR}"
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PHOENIX_BIN="${PHOENIX_BIN:-$PHOENIX_DIR/target/release/phoenix}"
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PHOENIX_LOG_FILE="${PHOENIX_LOG_FILE:-/home/volumio/phoenix.log}"
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PHOENIX_LISTEN="${PHOENIX_LISTEN:-0.0.0.0:8789}"
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PHOENIX_ALSA_DEVICE="${PHOENIX_ALSA_DEVICE:-hw:CARD=CODEC,DEV=0}"
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PHOENIX_SAMPLE_RATE="${PHOENIX_SAMPLE_RATE:-48000}"
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PHOENIX_PERIOD_SIZE="${PHOENIX_PERIOD_SIZE:-128}"
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PHOENIX_BUFFER_SIZE="${PHOENIX_BUFFER_SIZE:-512}"
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PHOENIX_GLOBAL_CONFIG_PATH="${PHOENIX_GLOBAL_CONFIG_PATH:-/home/volumio/.config/phoenix/global-config.json}"
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PHOENIX_RECORDINGS_DIR_ANALYZER="${PHOENIX_RECORDINGS_DIR_ANALYZER:-/home/analyzer/Aufnahmen}"
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PHOENIX_RECORDINGS_DIR_VOLUMIO="${PHOENIX_RECORDINGS_DIR_VOLUMIO:-/home/volumio/Aufnahmen}"
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PHOENIX_LR_FRAC_DELAY_ENABLED="${PHOENIX_LR_FRAC_DELAY_ENABLED:-true}"
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PHOENIX_LR_FRAC_DELAY_SAMPLES="${PHOENIX_LR_FRAC_DELAY_SAMPLES:-0.996}"
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CHROME_BIN="${CHROME_BIN:-/usr/bin/chromium-browser}"
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EXT_VK="${EXT_VK:-/data/volumiokioskextensions/VirtualKeyboard}"
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EXT_TOGGLE="${EXT_TOGGLE:-/opt/analyzer/toggle-ext}"
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ANALYZER_URL="${ANALYZER_URL:-http://localhost:8088/index.html}"
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VOLUMIO_URL="${VOLUMIO_URL:-http://localhost:3000}"
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mkdir -p "$(dirname "$LOG")"
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exec >>"$LOG" 2>&1
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echo "=== $(date): session_volumio.sh START ==="
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resolve_extension_dir() {
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local current="${1:-}"
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shift || true
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if [ -n "$current" ] && [ -d "$current" ]; then
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printf '%s\n' "$current"
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return 0
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fi
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local candidate
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for candidate in "$@"; do
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if [ -n "$candidate" ] && [ -d "$candidate" ]; then
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printf '%s\n' "$candidate"
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return 0
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fi
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done
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return 1
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}
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configure_locale() {
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if locale -a 2>/dev/null | grep -Eiq '^de_DE\.(utf8|UTF-8)$'; then
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export LANG=de_DE.UTF-8
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export LC_ALL=de_DE.UTF-8
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elif locale -a 2>/dev/null | grep -Eiq '^C\.UTF-?8$'; then
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export LANG=C.UTF-8
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export LC_ALL=C.UTF-8
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else
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export LANG=C
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export LC_ALL=C
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fi
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}
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# ----- Environment -----
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export DISPLAY=:0
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configure_locale
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export XDG_RUNTIME_DIR="${XDG_RUNTIME_DIR:-/run/user/$(id -u "$KIOSK_USER")}"
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mkdir -p "$XDG_RUNTIME_DIR" || true
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export DBUS_SESSION_BUS_ADDRESS="${DBUS_SESSION_BUS_ADDRESS:-unix:path=${XDG_RUNTIME_DIR}/bus}"
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if [ ! -x "$PHOENIX_BIN" ] || [ ! -s "$PHOENIX_BIN" ]; then
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echo "Phoenix binary missing, empty or not executable: $PHOENIX_BIN"
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exit 1
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fi
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if pgrep -f "$PHOENIX_BIN" >/dev/null 2>&1; then
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echo "Phoenix already running; reusing existing process."
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else
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echo "Starting Phoenix: $PHOENIX_BIN"
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if [ "$(id -u)" -eq 0 ]; then
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install -d -o analyzer -g analyzer -m 0755 "$PHOENIX_RECORDINGS_DIR_ANALYZER" || true
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install -d -o volumio -g volumio -m 0755 "$PHOENIX_RECORDINGS_DIR_VOLUMIO" || true
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install -o "$KIOSK_USER" -g "$KIOSK_USER" -m 0644 /dev/null "$PHOENIX_LOG_FILE" 2>/dev/null || true
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sudo -u "$KIOSK_USER" env \
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PHOENIX_LISTEN="$PHOENIX_LISTEN" \
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PHOENIX_ALSA_DEVICE="$PHOENIX_ALSA_DEVICE" \
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PHOENIX_SAMPLE_RATE="$PHOENIX_SAMPLE_RATE" \
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PHOENIX_PERIOD_SIZE="$PHOENIX_PERIOD_SIZE" \
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PHOENIX_BUFFER_SIZE="$PHOENIX_BUFFER_SIZE" \
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PHOENIX_GLOBAL_CONFIG_PATH="$PHOENIX_GLOBAL_CONFIG_PATH" \
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PHOENIX_RECORDINGS_DIR_ANALYZER="$PHOENIX_RECORDINGS_DIR_ANALYZER" \
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PHOENIX_RECORDINGS_DIR_VOLUMIO="$PHOENIX_RECORDINGS_DIR_VOLUMIO" \
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PHOENIX_LR_FRAC_DELAY_ENABLED="$PHOENIX_LR_FRAC_DELAY_ENABLED" \
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PHOENIX_LR_FRAC_DELAY_SAMPLES="$PHOENIX_LR_FRAC_DELAY_SAMPLES" \
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"$PHOENIX_BIN" >>"$PHOENIX_LOG_FILE" 2>&1 &
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else
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mkdir -p "$PHOENIX_RECORDINGS_DIR_ANALYZER" || true
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mkdir -p "$PHOENIX_RECORDINGS_DIR_VOLUMIO" || true
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touch "$PHOENIX_LOG_FILE"
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env \
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PHOENIX_LISTEN="$PHOENIX_LISTEN" \
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PHOENIX_ALSA_DEVICE="$PHOENIX_ALSA_DEVICE" \
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PHOENIX_SAMPLE_RATE="$PHOENIX_SAMPLE_RATE" \
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PHOENIX_PERIOD_SIZE="$PHOENIX_PERIOD_SIZE" \
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PHOENIX_BUFFER_SIZE="$PHOENIX_BUFFER_SIZE" \
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PHOENIX_GLOBAL_CONFIG_PATH="$PHOENIX_GLOBAL_CONFIG_PATH" \
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PHOENIX_RECORDINGS_DIR_ANALYZER="$PHOENIX_RECORDINGS_DIR_ANALYZER" \
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PHOENIX_RECORDINGS_DIR_VOLUMIO="$PHOENIX_RECORDINGS_DIR_VOLUMIO" \
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PHOENIX_LR_FRAC_DELAY_ENABLED="$PHOENIX_LR_FRAC_DELAY_ENABLED" \
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PHOENIX_LR_FRAC_DELAY_SAMPLES="$PHOENIX_LR_FRAC_DELAY_SAMPLES" \
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"$PHOENIX_BIN" >>"$PHOENIX_LOG_FILE" 2>&1 &
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fi
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fi
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PHOENIX_HEALTH_TARGET="$PHOENIX_LISTEN"
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case "$PHOENIX_HEALTH_TARGET" in
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0.0.0.0:*) PHOENIX_HEALTH_TARGET="127.0.0.1:${PHOENIX_HEALTH_TARGET#*:}" ;;
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:::*) PHOENIX_HEALTH_TARGET="[::1]:${PHOENIX_HEALTH_TARGET#*:}" ;;
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esac
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PHOENIX_HEALTH_URL="http://${PHOENIX_HEALTH_TARGET}/health"
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if command -v curl >/dev/null 2>&1; then
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echo "Waiting for Phoenix health: $PHOENIX_HEALTH_URL"
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for _ in $(seq 1 40); do
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if curl -fsS "$PHOENIX_HEALTH_URL" >/dev/null 2>&1; then
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echo "Phoenix is ready."
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break
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fi
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sleep 0.25
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done
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else
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sleep 2
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fi
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# ----- X / Browser -----
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for _ in $(seq 1 30); do
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if xset q >/dev/null 2>&1; then break; fi
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sleep 0.2
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done
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if command -v xset >/dev/null 2>&1; then
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xset -dpms || true
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xset s off || true
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xset s noblank || true
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fi
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if [ "$(id -u)" -eq 0 ]; then
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install -d -m 0755 /data
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install -d -o "$KIOSK_USER" -g "$KIOSK_USER" -m 0700 "$CHROME_USER_DATA_DIR"
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else
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mkdir -p "$CHROME_USER_DATA_DIR"
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chmod 700 "$CHROME_USER_DATA_DIR"
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fi
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pkill -9 -x chromium || true
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pkill -9 -f "chromium.*--kiosk" || true
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sleep 0.3
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EXTENSIONS=()
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EXT_VK_RESOLVED="$(resolve_extension_dir "$EXT_VK" \
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"$PHOENIX_DIR/VirtualKeyboard" \
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"/data/volumiokioskextensions/VirtualKeyboard" \
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"/data/VirtualKeyboard" \
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"" || true)"
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EXT_TOGGLE_RESOLVED="$(resolve_extension_dir "$EXT_TOGGLE" \
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"$PHOENIX_DIR/toggle-ext" \
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"/opt/analyzer/toggle-ext" \
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"" || true)"
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if [ -n "$EXT_VK_RESOLVED" ]; then
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echo "Loading VirtualKeyboard extension: $EXT_VK_RESOLVED"
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EXTENSIONS+=("$EXT_VK_RESOLVED")
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else
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echo "VirtualKeyboard extension not found."
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fi
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if [ -n "$EXT_TOGGLE_RESOLVED" ]; then
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echo "Loading tab-toggle extension: $EXT_TOGGLE_RESOLVED"
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EXTENSIONS+=("$EXT_TOGGLE_RESOLVED")
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else
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echo "Tab-toggle extension not found."
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fi
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EXTENSION_ARG=""
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if [ "${#EXTENSIONS[@]}" -gt 0 ]; then
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EXTENSION_ARG="$(IFS=,; echo "${EXTENSIONS[*]}")"
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fi
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CHROME_CMD=(
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"$CHROME_BIN"
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--kiosk
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--touch-events
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--user-data-dir="$CHROME_USER_DATA_DIR"
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--no-first-run
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--no-default-browser-check
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--disable-session-crashed-bubble
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--disable-restore-session-state
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--restore-last-session=false
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--disable-background-networking
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--disable-remote-extensions
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--disable-pinch
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--force-device-scale-factor=1
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--lang=de-DE
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--disable-translate
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--disable-features=Translate,TranslateUI
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--memory-pressure-off
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--max-active-webgl-contexts=1
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"$ANALYZER_URL"
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"$VOLUMIO_URL"
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)
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if [ -n "$EXTENSION_ARG" ]; then
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CHROME_CMD+=(--load-extension="$EXTENSION_ARG")
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fi
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sudo -u "$KIOSK_USER" "${CHROME_CMD[@]}" >>"$LOG" 2>&1 &
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CHROME_PID=$!
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sleep 2
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if command -v xdotool >/dev/null 2>&1; then
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xdotool key Ctrl+t type "$VOLUMIO_URL" key Return || true
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fi
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wait "$CHROME_PID"
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echo "=== $(date): session_volumio.sh END ==="
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