Files
sky-cam/install.sh
T
Claude 6d85fa525a Multi-camera support; schedules in conf; comment out notifications
sky-cam.conf:
- CAMERAS array replaces single CAM_NAME; add a name, add its schedules,
  re-run install.sh — no script editing needed
- SCHEDULE_SUNRISE, SCHEDULE_SEASONS_<cam>, SCHEDULE_FULLDAY_<cam> replace
  hardcoded times in install.sh
- Notification options commented out (uncomment to enable)
- Lat/lon set to mid-Atlantic (25.0, -38.0) as neutral placeholder

install.sh:
- Loops over CAMERAS to generate per-camera sky-cam-seasons-<cam> and
  sky-cam-fullday-<cam> timers with schedules from conf
- Sunrise timer remains a single sky-cam-sunrise unit (SUNRISE_CAM only)

fullday-video.sh, 4-seasons.sh, montage-mvt.sh, year-end-join.sh:
- Each accepts camera name as an argument (systemd passes it via ExecStart)
  and falls back to conf default when run manually without an arg
- Camera name propagates through the full call chain:
  4-seasons → montage-mvt → year-end-join

https://claude.ai/code/session_01C4jbd3waXG3eKZYbGUjLUQ
2026-04-19 11:04:51 +00:00

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#!/bin/bash
# install.sh — generate and install sky-cam systemd units from sky-cam.conf.
#
# Usage:
# ./install.sh # installs to ~/.config/systemd/user (no root needed)
# ./install.sh --system # installs to /etc/systemd/system (needs sudo)
#
# Run this once after editing sky-cam.conf, and again whenever sky-cam.conf
# changes (e.g. SCRIPT_DIR moves, cameras added, schedules changed).
# No other file needs editing.
set -euo pipefail
HERE="$(dirname "$(realpath "$0")")"
source "$HERE/sky-cam.conf"
# ── Install target ────────────────────────────────────────────────────────────
SYSTEM_MODE=false
[ "${1:-}" = "--system" ] && SYSTEM_MODE=true
if $SYSTEM_MODE; then
UNIT_DIR="/etc/systemd/system"
SC="sudo systemctl"
else
UNIT_DIR="$HOME/.config/systemd/user"
SC="systemctl --user"
fi
mkdir -p "$UNIT_DIR"
echo "Installing systemd units to $UNIT_DIR ..."
# ── Helper: write a oneshot service unit ─────────────────────────────────────
write_service() {
local unit="$1" description="$2" script="$3" extra="${4:-}"
cat > "$UNIT_DIR/${unit}.service" <<EOF
[Unit]
Description=Sky-Cam — $description
${extra}OnFailure=sky-cam-notify-failure@%n.service
[Service]
Type=oneshot
ExecStart=$SCRIPT_DIR/$script
StandardOutput=journal
StandardError=journal
EOF
echo " wrote ${unit}.service"
}
# ── Helper: write a timer unit ───────────────────────────────────────────────
write_timer() {
local unit="$1" description="$2" calendar="$3"
cat > "$UNIT_DIR/${unit}.timer" <<EOF
[Unit]
Description=Sky-Cam — $description
[Timer]
OnCalendar=*-*-* $calendar
Persistent=true
[Install]
WantedBy=timers.target
EOF
echo " wrote ${unit}.timer"
}
# ── Failure notification template ────────────────────────────────────────────
cat > "$UNIT_DIR/sky-cam-notify-failure@.service" <<EOF
[Unit]
Description=Sky-Cam notify on failure for %i
[Service]
Type=oneshot
ExecStart=$SCRIPT_DIR/notify.sh "sky-cam job failed: %i" "systemd unit %i failed — check: journalctl -u %i"
EOF
echo " wrote sky-cam-notify-failure@.service"
# ── Sunrise video — SUNRISE_CAM only ─────────────────────────────────────────
write_service "sky-cam-sunrise" \
"$SUNRISE_CAM: daily sunrise video → Mattermost" \
"daily_sunrise_video.sh" \
"After=network-online.target\nWants=network-online.target\n"
write_timer "sky-cam-sunrise" "$SUNRISE_CAM: daily sunrise video" "$SCHEDULE_SUNRISE"
timers=(sky-cam-sunrise)
# ── Per-camera Four Seasons and full-day jobs ─────────────────────────────────
# Reads CAMERAS, SCHEDULE_SEASONS_<cam>, SCHEDULE_FULLDAY_<cam> from sky-cam.conf.
# Scripts receive the camera name as $1 so they know which camera to process.
for cam in "${CAMERAS[@]}"; do
sched_seasons_var="SCHEDULE_SEASONS_${cam}"
sched_fullday_var="SCHEDULE_FULLDAY_${cam}"
if [ -n "${!sched_seasons_var:-}" ]; then
write_service "sky-cam-seasons-${cam}" \
"${cam}: Four Seasons daily clip" \
"4-seasons.sh ${cam}" \
"After=network-online.target\nWants=network-online.target\n"
write_timer "sky-cam-seasons-${cam}" "${cam}: Four Seasons daily clip" \
"${!sched_seasons_var}"
timers+=("sky-cam-seasons-${cam}")
else
echo " WARNING: SCHEDULE_SEASONS_${cam} not set — skipping seasons timer for ${cam}"
fi
if [ -n "${!sched_fullday_var:-}" ]; then
write_service "sky-cam-fullday-${cam}" \
"${cam}: full-day timelapse" \
"fullday-video.sh ${cam}"
write_timer "sky-cam-fullday-${cam}" "${cam}: full-day timelapse" \
"${!sched_fullday_var}"
timers+=("sky-cam-fullday-${cam}")
else
echo " WARNING: SCHEDULE_FULLDAY_${cam} not set — skipping fullday timer for ${cam}"
fi
done
# ── Reload and enable ─────────────────────────────────────────────────────────
echo ""
$SC daemon-reload
for timer in "${timers[@]}"; do
$SC enable --now "${timer}.timer" \
&& echo " enabled + started ${timer}.timer" \
|| echo " WARNING: could not enable ${timer}.timer"
done
echo ""
echo "Done. Check status with:"
if $SYSTEM_MODE; then
echo " sudo systemctl list-timers 'sky-cam-*'"
echo " sudo journalctl -u sky-cam-seasons-${CAMERAS[0]}.service -f"
else
echo " systemctl --user list-timers 'sky-cam-*'"
echo " journalctl --user -u sky-cam-seasons-${CAMERAS[0]}.service -f"
fi