Files
sky-cam/fullday-video.sh
T
Claude ac01c05948 Consolidate config into sky-cam.conf; systemd failure notifications
sky-cam.conf (new)
- Single file replaces mattermost_config.txt reference, notify_config.txt,
  and the hardcoded BASE_DIR/MUSIC_DIR/TIMEZONE scattered across scripts
- Bash-sourceable and Python key=value readable (same format)

All .sh scripts
- source sky-cam.conf at startup; BASE_DIR / MUSIC_DIR from config

sunrise2mm.py
- Reads sky-cam.conf relative to script location; no hardcoded path

notify.sh
- Sources sky-cam.conf; Mattermost credentials come from there directly,
  no separate mattermost_config.txt lookup needed

systemd/sky-cam-notify-failure@.service (new)
- Template unit called by OnFailure= in each service
- Sends notification via notify.sh when any sky-cam job fails
- All three .service units now have OnFailure=sky-cam-notify-failure@%n.service

Removed: notify_config.txt, sky-cam.crontab (superseded)

https://claude.ai/code/session_01C4jbd3waXG3eKZYbGUjLUQ
2026-04-18 17:11:06 +00:00

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#!/bin/bash
# fullday-video.sh — create a natural-speed timelapse of yesterday's full day of
# images at a fixed frame rate. Files older than RETENTION_DAYS are deleted
# automatically. Sunrise 10-second uploads and montage videos are NOT touched.
#
# Run once per day from cron (e.g. 02:00 daily, after 4-seasons.sh).
set -euo pipefail
SCRIPT_DIR="$(dirname "$(realpath "$0")")"
source "$SCRIPT_DIR/sky-cam.conf"
# ── Configuration ──────────────────────────────────────────────────────────────
base_dir="$BASE_DIR"
FULLDAY_FPS=5 # timelapse frame rate — adjust to taste
RETENTION_DAYS=10 # full-day videos older than this are deleted
# ── Date / paths ──────────────────────────────────────────────────────────────
yesterday=$(date --date="yesterday" +%Y-%m-%d)
script_name=$(basename "$SCRIPT_DIR" | cut -d'-' -f1)
image_dir="$base_dir/$script_name/$yesterday"
output_dir="$base_dir/movies/$script_name/fullday"
mkdir -p "$output_dir"
# ── Purge old full-day videos ─────────────────────────────────────────────────
echo "Removing full-day videos older than $RETENTION_DAYS days..."
find "$output_dir" -maxdepth 1 -name "*-fullday.mp4" -mtime "+$RETENTION_DAYS" -delete
# ── Sanity checks ─────────────────────────────────────────────────────────────
if [ ! -d "$image_dir" ]; then
echo "WARNING: Image directory $image_dir not found — skipping."
exit 0
fi
num_images=$(find "$image_dir" -type f -name "*.jpg" | wc -l)
if [ "$num_images" -lt 1 ]; then
echo "WARNING: No images in $image_dir — skipping."
exit 0
fi
frame_dur=$(echo "scale=6; 1 / $FULLDAY_FPS" | bc)
approx_min=$(echo "scale=1; $num_images / $FULLDAY_FPS / 60" | bc)
echo "Images: $num_images at ${FULLDAY_FPS} fps ≈ ${approx_min} min"
# ── Build concat list with per-frame duration ─────────────────────────────────
# The concat demuxer needs an explicit duration per image; the last file is
# repeated without a duration to correctly anchor the final frame's pts.
temp_list=$(mktemp --suffix=.txt)
trap 'rm -f "$temp_list"' EXIT
find "$image_dir" -type f -name "*.jpg" | sort | while read -r img; do
printf "file '%s'\nduration %s\n" "$img" "$frame_dur"
done > "$temp_list"
# Append last image again (required by ffmpeg concat demuxer for images)
last_img=$(find "$image_dir" -type f -name "*.jpg" | sort | tail -n 1)
printf "file '%s'\n" "$last_img" >> "$temp_list"
# ── Encode — native camera resolution, no audio ───────────────────────────────
output_file="$output_dir/${yesterday}-fullday.mp4"
echo "Creating: $output_file"
ffmpeg -loglevel warning \
-f concat -safe 0 -i "$temp_list" \
-c:v libx264 -pix_fmt yuv420p -crf 28 \
-an -y "$output_file"
actual_dur=$(ffprobe -v error -show_entries format=duration -of csv=p=0 "$output_file")
echo "Done: $output_file (${actual_dur}s / $(echo "scale=1; $actual_dur/60" | bc) min)"