Claude (homelab agent)andClaude Opus 5.5
56eb5af0ff
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
31 lines
1.5 KiB
Bash
Executable File
31 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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# Retention for /srv/sdr/recordings (hourly, user sdr):
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# - noise blips (<3 KB) and classifier-rejected noise (DAY/noise/, after 2 days) are deleted;
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# - voice recordings stay on the SD card; sdr-archive moves the oldest days to the home-server HDD
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# when free space drops below 15 % / 4 GB (checksum-verified before the local copy is removed);
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# - EMERGENCY ONLY: if free space still falls below 5 % (archive unreachable), the oldest local
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# recordings are deleted until 7 % is free.
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set -eu
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DIR=/srv/sdr/recordings
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[ -d "$DIR" ] || exit 0
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find "$DIR" -type f -name '*.mp3' -size -3072c -mmin +5 -delete
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find "$DIR" -mindepth 2 -maxdepth 3 -type f -path '*/noise/*.mp3' -mmin +2880 -delete
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pct_free() { df -P "$DIR" | awk 'NR==2 {printf "%d", $4 * 100 / $2}'; }
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if [ "$(pct_free)" -lt 5 ]; then
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logger -t sdr-retention "EMERGENCY: SD card below 5 % free, deleting oldest local recordings"
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find "$DIR" -type f -name '*.mp3' -printf '%T@ %p\n' | sort -n | \
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while read -r _ path; do
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[ "$(pct_free)" -ge 7 ] && break
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rm -f -- "$path"
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done
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fi
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# day dirs without recordings: drop the classifier index unless the day was archived
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for d in "$DIR"/????-??-??; do
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[ -d "$d" ] || continue
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[ -e "$d/.archived.json" ] && continue
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if [ -z "$(find "$d" -type f -name '*.mp3' -print -quit)" ] && [ -n "$(find "$d" -maxdepth 0 -mmin +60)" ]; then
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rm -f -- "$d/.cls.json" "$d/.cls.json.tmp"
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fi
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done
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find "$DIR" -mindepth 1 -type d -empty -mmin +60 -delete
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