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Usage

Usage of ./backuppc_exporter:
-config-dir string
Path to directory BackupPC configuration config.pl (default "/etc/backuppc")
-data-dir string
Path to directory with pc, cpool and pool directories (default "/var/lib/backuppc")
-listen-address string
The address to listen on for HTTP requests. (default ":8080")
-refresh-interval int
Metric refresh interval in seconds (default 60)

Installation

  • Clone and build
git clone [email protected]:otwieracz/backuppc_exporter.git
cd backuppc_exporter
go get -u github.com/prometheus/client_golang/prometheus
go build -o build/backuppc_exporter # or GOOS=freebsd gobuild when cross-compiling for FreeBSD
  • Copy backuppc_exporter to /usr/local/bin on target server.
  • When target server is Linux controlled with systemd:
    • Copy dist/backuppc_exporter.service to target server as /etc/systemd/system/backuppc_exporter.service
    • systemctl daemon-reload
    • systemctl enable backuppc_exporter
    • systemctl start backuppc_exporter
  • When target server is legacy Ubuntu controlled with upstart:
    • Copy dist/backuppc_exporter.upstart to target server as /etc/init.d/backuppc_exporter
    • update-rc.d backuppc_exporter defaults
    • update-rc.d backuppc_exporter enable
    • service backuppc_exporter start
  • When target server is FreeBSD:
    • Copy dist/backuppc_exporter.freebsd to target server as /usr/local/etc/rc.d/backuppc_exporter
    • In /etc/rc.conf set backuppc_exporter_enabled="YES"
    • service backuppc_exporter start

Requirements

Has to be running as backuppc user in order to access BackupPC CGI interface.

Exposed metrics

  • standard golang metrics
  • backuppc_last_age
# HELP backuppc_last_age Age of most recent backup for every host, in seconds.
# TYPE backuppc_last_age gauge
backuppc_last_age{hostname="alpha"} 347076
backuppc_last_age{hostname="beta"} 325476
backuppc_last_age{hostname="gamma"} 325472
  • backuppc_pool_usage
# HELP backuppc_pool_usage BackupPC pool usage (0 to 1)
# TYPE backuppc_pool_usage gauge
backuppc_pool_usage 0.44

Example Prometheus rules

  - alert: BackuppcPoolStatus
    expr: backuppc_pool_usage > 0.9
    for: 1m
    labels:
      severity: warning
    annotations:
      identifier: '{{ $labels.instance }}'
      description: The BackupPC pool of {{ $labels.instance }} is almost full.
      summary: The BackupPC pool of {{ $labels.instance }} is almost full.
  - alert: BackuppcAllBackupsOnTime
    expr: ceil(backuppc_last_age/86400) > 2
    for: 1m
    labels:
      severity: warning
    annotations:
      identifier: '{{ $labels.instance }}'
      description: 'Last backup of {{ $labels.hostname }} on {{ $labels.instance }} is more than {{ $value }} days old.'
      summary: Backup too old for {{ $labels.hostname }}.

Compatibility

Tested on:

  • FreeBSD backuppc 11.2-STABLE FreeBSD 11.2-STABLE #0 r325575+dac72894653(freenas/11-stable): Sun Sep 9 19:34:18 EDT 2018 [email protected]:/freenas-11.2-releng/freenas/_BE/objs/freenas-11.2-releng/freenas/_BE/os/sys/FreeNAS.amd64 amd64
  • Linux backupm2 3.16.0-31-generic #41~14.04.1-Ubuntu SMP Wed Feb 11 19:30:13 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux (upstart)

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Prometheus exporter for BackupPC

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