11 lines
424 B
Bash
11 lines
424 B
Bash
#!/bin/sh
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set -eu
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temporary=$(mktemp)
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app_dir=$(CDPATH= cd -- "$(dirname "$0")/.." && pwd)
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trap 'rm -f -- "$temporary"' EXIT HUP INT TERM
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crontab -l 2>/dev/null | grep -v 'postgres-backup.sh' > "$temporary" || true
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printf '%s\n' "30 3 * * 0 flock -w 3600 /tmp/miem-postgres-backup.lock $app_dir/infra/postgres-backup.sh || logger -t miem-postgres-backup -- 'backup skipped or failed'" >> "$temporary"
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crontab "$temporary"
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