36 lines
1.2 KiB
Bash
Executable file
36 lines
1.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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ENVFIILE=/etc/prometheus/node_exporter/borg_exporter.env
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[[ -f "$ENVFIILE" ]] && source "$ENVFIILE"
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REPO_BASE=${REPO_BASE:-/home/backup/borg}
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TEXTFILE_COLLECTOR_DIR=${TEXTFILE_COLLECTOR_DIR:-/var/lib/node_exporter/}
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PROM_FILE=$TEXTFILE_COLLECTOR_DIR/backup.prom
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TMP_FILE=$PROM_FILE.$$
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mapfile -t REPOS < <(find "$REPO_BASE" -type d -name data -print0 | xargs --null -n1 dirname)
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if [[ -n "${REPOS[*]}" ]] ; then
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echo "# TYPE backup_age_seconds gauge"
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echo "# TYPE backup_total_size_bytes gauge"
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fi >> "$TMP_FILE"
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for repository in "${REPOS[@]}" ; do
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hostname="$repository"
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if [[ -n "${HOSTNAMES[@]}" ]] ; then
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hostname=${HOSTNAMES[$repository]:-$repository}
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fi
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if [[ "$hostname" == "$repository" ]] ; then
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hostname=${hostname/"${REPO_BASE}/"//}
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hostname=${hostname/"/backup"//}
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hostname=${hostname//\//}
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fi
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index_base="$repository/index"
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age_seconds="$(( $(date +%s) - $(date +%s -r "$index_base".*) ))"
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size="$(du -s "$repository" | cut -f1)"
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echo backup_age_seconds\{host=\""$hostname"\",repository=\""$repository"\"\} "$age_seconds"
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echo backup_total_size_bytes\{host=\""$hostname"\",repository=\""$repository"\"\} "$size"
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done >> "$TMP_FILE"
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mv "$TMP_FILE" "$PROM_FILE"
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