25 lines
696 B
Bash
25 lines
696 B
Bash
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#!/usr/local/bin/bash
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# This subscript is expected to be run inside docker container using 'bash'
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# image. The image is based on Alpine Linux. It's tools (find, stat, awk, sort)
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# are non-standard versions from BusyBox.
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MAX_CACHE_DIR_SIZE=20000000000
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MAX_KEEP_FILE_SIZE=1000000000
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total=0
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find /home/user/skynet-webportal/docker/data/nginx/cache -type f -exec stat -c "%Y %n %s" {} + | sort -rgk1 | while read line
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do
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size=$(echo $line | awk '{print $3}')
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new_total=$(($total + $size))
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if (("$size" <= "$MAX_KEEP_FILE_SIZE" && "$total" < "$new_total"))
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then
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total=$new_total
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continue
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fi
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filename=$(echo $line | awk '{print $2}')
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rm $filename
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done
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