33 lines
597 B
Bash
33 lines
597 B
Bash
#!/bin/sh
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monitoring=/var/tmp/zfs-auto-snapshot.status
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crit_days=1
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uptime=$(cut -d. -f1 /proc/uptime)
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if [ "$uptime" -lt 3600 ]
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then
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echo 'OK - The system has just booted'
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exit 0
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fi
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now=$(date +%s)
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timestamp=$(cat "$monitoring")
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if [ -z "$timestamp" ]
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then
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echo 'UNKNOWN - No status info found'
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exit 3
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fi
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if [ "$timestamp" = 0 ]
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then
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echo 'OK - Snapshots disabled'
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exit 0
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elif [ $(( now - timestamp )) -gt $(( 60 * 60 * 24 * crit_days )) ]
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then
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echo "CRITICAL - Status file indicates age greater than $crit_days day(s)"
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exit 2
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else
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echo 'OK'
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exit 0
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fi
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