36 lines
740 B
Bash
36 lines
740 B
Bash
#!/usr/bin/env bash
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# Author: H2 invent GmbH <support@h2-invent.com>
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# License: AGPLv3
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# Usage: Use the helper script in cronjobs in hosts or containers.
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# The cron_lock can be shared so the job will only be executed one.
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TIME=$(shuf -i 0-800 -n1)
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sleep 0.$TIME
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echo "Sleep for 0.$TIME"
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echo "Checking cron_lock file"
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FILE=$1
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if [ ! -f $FILE ]
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then
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echo $(hostname) > $FILE
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echo "Create cron_lock for server"
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$2
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if [ $? -ne 0 ]
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then
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echo "FAILED -- $(date) -- $(hostname)" >> $FILE.log
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else
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echo "OK -- $(date) -- $(hostname)" >> $FILE.log
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fi
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echo "Job done. Keep lock for 30 seconds"
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sleep 30
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rm $FILE
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exit 0
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else
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echo "Other Server is running cron job"
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exit 0
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fi
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