Files
sky-cam/year-end-join.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Removed: notify_config.txt, sky-cam.crontab (superseded)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
# year-end-join.sh — concatenate all 12 movement montages for one astronomical
# year into a single "Four Seasons" video.
#
# Called automatically by montage-mvt.sh after the last Autumn movement finishes.
# Can also be run manually: ./year-end-join.sh 2025
#
# The 12 individual movement videos already carry their own attribution overlay
# (first 6 seconds of each), so no extra card is appended here.
#
# Output: $base_dir/movies/$script_name/$ASTRO_YEAR/$script_name-$ASTRO_YEAR.mp4
set -euo pipefail
SCRIPT_DIR="$(dirname "$(realpath "$0")")"
source "$SCRIPT_DIR/sky-cam.conf"
ASTRO_YEAR="${1:-}"
if [ -z "$ASTRO_YEAR" ]; then
echo "Usage: $0 <ASTRO_YEAR> (e.g. $0 2025)"
exit 1
fi
base_dir="$BASE_DIR"
script_name=$(basename "$SCRIPT_DIR" | cut -d'-' -f1)
year_dir="$base_dir/movies/$script_name/$ASTRO_YEAR"
echo "Assembling Four Seasons $ASTRO_YEAR from $year_dir ..."
# ── Collect the 12 montage files in season/movement order ────────────────────
concat_list=$(mktemp --suffix=.txt)
trap 'rm -f "$concat_list"' EXIT
missing=0
for season in Winter Spring Summer Autumn; do
for mvt in 1 2 3; do
mvt_dir="$year_dir/$season/Mvt$mvt/montage"
# Pick the newest (or only) montage file for this movement
f=$(find "$mvt_dir" -maxdepth 1 -name "*-Montage.mp4" 2>/dev/null | sort | tail -1)
if [ -z "$f" ]; then
echo "WARNING: missing montage for $season Mvt$mvt ($mvt_dir)"
missing=$((missing + 1))
else
echo " $season Mvt$mvt$(basename "$f")"
printf "file '%s'\n" "$f" >> "$concat_list"
fi
done
done
found=$(wc -l < "$concat_list")
echo "$found of 12 movements found ($missing missing)"
if [ "$found" -eq 0 ]; then
echo "ERROR: no montage files found — aborting."
exit 1
fi
if [ "$missing" -gt 0 ]; then
echo "WARNING: joining with $missing movement(s) absent."
fi
# ── Join ──────────────────────────────────────────────────────────────────────
output_file="$year_dir/${script_name}-${ASTRO_YEAR}.mp4"
echo "Output: $output_file"
ffmpeg -loglevel warning \
-f concat -safe 0 -i "$concat_list" \
-c copy -y "$output_file"
total_dur=$(ffprobe -v error -show_entries format=duration -of csv=p=0 "$output_file")
total_min=$(echo "scale=1; $total_dur / 60" | bc)
echo "Done: $output_file (${total_min} min)"
# ── Notify ────────────────────────────────────────────────────────────────────
"$SCRIPT_DIR/notify.sh" \
"Four Seasons $ASTRO_YEAR complete" \
"${script_name}-${ASTRO_YEAR}.mp4 — ${total_min} minutes ($found movements)" \
|| true