Files
linearvoid/backend/playout/start-playout.sh
T

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#!/bin/bash
set -e
echo "=== Linear Void Playout Service Starting ==="
echo "Playlist path: ${PLAYLIST_PATH:=/app/playlist/playlist.txt}"
echo "HLS segment duration: ${HLS_SEGMENT_DURATION:-6}s"
echo "HLS window size: ${HLS_WINDOW_SIZE:-24}"
# Ensure playlist directory and file exist
mkdir -p "$(dirname "$PLAYLIST_PATH")"
if [ ! -f "$PLAYLIST_PATH" ]; then
echo "Warning: Playlist not found at $PLAYLIST_PATH. Creating demo playlist."
cat > "$PLAYLIST_PATH" << EOF
# Linear Void Demo Playlist
file '/app/media/demo1.mp4'
file '/app/media/demo2.mp4'
EOF
fi
# Run normalization validation using the Go tool
echo "Validating playlist and enforcing normalization (ADR-001/ADR-003)..."
if ! /app/playlist-manager "$PLAYLIST_PATH"; then
echo "ERROR: Playlist validation failed. Check logs."
exit 1
fi
echo "Playlist validated successfully. Starting continuous HLS playout..."
# Run FFmpeg in a loop for continuous playback
while true; do
echo "[$(date)] Starting FFmpeg playout with -c copy (stream copy mode)..."
ffmpeg -re -f concat -safe 0 -i "$PLAYLIST_PATH" \
-c:v copy -c:a copy \
-f hls \
-hls_time "${HLS_SEGMENT_DURATION}" \
-hls_list_size "${HLS_WINDOW_SIZE}" \
-strftime 1 \
-hls_flags delete_segments+append_list \
-hls_segment_filename "/app/hls/segment_%Y%m%d_%H%M%S.ts" \
"/app/hls/playlist.m3u8" || echo "FFmpeg exited with error (will restart in 5s per ADR-001 resilience requirements)..."
echo "Playout loop crashed or ended. Restarting in 5 seconds..."
sleep 5
done