22 lines
802 B
Bash
22 lines
802 B
Bash
#!/bin/sh
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event=$1
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# check event is defined or return
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[[ -z "$event" ]] && exit 0
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# check we run as post-install event or return
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[[ "$event" == "post-install" ]] || exit 0
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# check mariadb is not running or return
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/usr/bin/pgrep mariadbd && exit 0
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# ONLY delete the mysql data dirictory if it is initial state
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# we assume if only mysql, test, sys and performance_schema this is the case
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validdirs="/var/lib/mysql/mysql/ /var/lib/mysql/performance_schema/ /var/lib/mysql/sys/ /var/lib/mysql/test/"
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for dir in $(ls -d /var/lib/mysql/*/) ; do
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[[ $(echo ${validdirs} | grep ${dir}) ]] || exit 0
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done
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# we should be safe to reset dir content
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# we use find as glob will ignore dot starting filename
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# rm -rf /var/lib/mysql/*
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find /var/lib/mysql -mindepth 1 -maxdepth 1 -print0 | xargs -0 rm -rf
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exit 0
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