oliver
66 lines
1.4 KiB
Bash
Executable File
66 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# === CONFIG ===
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REPO="/backup/borgrepo"
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export BORG_PASSPHRASE
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BORG_PASSPHRASE="$(cat /app/host_vars/repokey)"
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HOSTS_FILE="$(dirname "$0")/host_vars/hosts"
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TIMESTAMP="$(date +%Y-%m-%dT%H%M%S)"
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# === BUILD SOURCE LIST ===
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SOURCES=()
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while read -r host; do
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[[ -z "$host" || "$host" =~ ^# ]] && continue
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SOURCES+=("${host}:/BACKUP/")
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done < "$HOSTS_FILE"
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if [[ ${#SOURCES[@]} -eq 0 ]]; then
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echo "ERROR: No hosts found in $HOSTS_FILE"
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exit 1
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fi
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echo "Backing up hosts:"
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printf ' - %s\n' "${SOURCES[@]}"
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# === CREATE BACKUP PER HOST ===
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FAILED_HOSTS=()
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for src in "${SOURCES[@]}"; do
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HOST="${src%%:*}"
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ARCHIVE="${HOST}-backup-${TIMESTAMP}"
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echo "--- Backing up $HOST ---"
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borg create \
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"$REPO::$ARCHIVE" \
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"$src" \
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--stats \
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--compression lz4 || {
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echo "WARNING: Failed to back up $HOST"
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FAILED_HOSTS+=("$HOST")
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}
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done
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# === RETENTION POLICY (per host) ===
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echo "Applying retention policy..."
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for src in "${SOURCES[@]}"; do
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HOST="${src%%:*}"
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borg prune \
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"$REPO" \
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--keep-daily=7 \
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--keep-weekly=8 \
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--glob-archives "${HOST}-backup-*" \
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--stats
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done
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# === FINAL REPORT ===
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if [[ ${#FAILED_HOSTS[@]} -gt 0 ]]; then
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echo "DONE WITH ERRORS — Failed hosts:"
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printf ' - %s\n' "${FAILED_HOSTS[@]}"
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exit 1
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fi
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echo "Done: all hosts backed up at $TIMESTAMP"
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