87 lines
2.4 KiB
Bash
Executable File
87 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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working_dir="$(dirname $(realpath $0))"
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conf_file="${working_dir}/conf/mysql_credetials.conf"
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#LOGGING=true
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LOGGING=false
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mysql=`realpath $(which mysql) 2>/dev/null`
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if [ -z "$mysql" ]; then
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if [ -x "/usr/local/mysql/bin/mysql" ]; then
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mysql=/usr/local/mysql/bin/mysql
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else
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echo
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echo -e "\t[ Error ]: \"mysql\" not found !!!"
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echo
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exit
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fi
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fi
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# Get current version
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#
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_MYSQLD_VERSION="$(mysqld -V 2>/dev/null)"
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CURRENT_VERSION="$(echo $_MYSQLD_VERSION | grep -o -E "[0-9]+\.[0-9]+\.[0-9]+(-[0-9]+)?" | head -n 1)"
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MYSQL_MAIN_VERSION=`echo $CURRENT_VERSION | cut -d '.' -f1,2`
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MYSQL_MAJOR_VERSION=`echo $CURRENT_VERSION | cut -d '.' -f1`
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MYSQL_MINOR_VERSION=`echo $CURRENT_VERSION | cut -d '.' -f2`
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MYSQL_PATCH_LEVEL=`echo $CURRENT_VERSION | cut -d '.' -f3`
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if [[ -z "$_MYSQLD_VERSION" ]]; then
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echo ""
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echo -e "\t[ Error ]: No installed MySQL server or distribution found!"
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echo ""
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elif [[ "$_MYSQLD_VERSION" =~ MariaDB ]]; then
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MYSQL_CUR_DISTRIBUTION="MariaDB"
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elif [[ "$(basename "$(realpath "/usr/local/mysql")")" =~ percona- ]]; then
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MYSQL_CUR_DISTRIBUTION="Percona"
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elif [[ "$(basename "$(realpath "/usr/local/mysql")")" =~ mysql- ]]; then
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MYSQL_CUR_DISTRIBUTION="MySQL"
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fi
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if [[ "$MYSQL_CUR_DISTRIBUTION" = "MySQL" ]]; then
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if [[ "$MYSQL_MAJOR_VERSION" -gt 8 ]] \
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|| ( [[ "$MYSQL_MAJOR_VERSION" -eq 8 ]] && [[ "$MYSQL_MINOR_VERSION" -gt 0 ]] ) \
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|| ( [[ "$MYSQL_MAJOR_VERSION" -eq 8 ]] && [[ "$MYSQL_MINOR_VERSION" -eq 0 ]] \
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&& [[ $MYSQL_PATCH_LEVEL -ge 3 ]] ); then
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echo ""
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echo -e "\t[ Error ]: Query cache is no longer supported since (MySQL 8.0.3)"
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echo ""
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exit
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fi
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fi
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#---------------------------------------
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#-----------------------------
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# Read Configurations from $conf_file
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#-----------------------------
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#---------------------------------------
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if [[ -f "$conf_file" ]]; then
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source "$conf_file"
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fi
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[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
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if $LOGGING ;then
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echo -e "\n[ `date` ] Going to flush query cache.."
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fi
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if [ -n "$mysql_credential_args" ] ; then
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$mysql $mysql_credential_args -N -s -e "FLUSH QUERY CACHE"
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else
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$mysql -u$mysql_user -p$mysql_password -N -s -e "FLUSH QUERY CACHE"
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fi
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[[ $? -gt 0 ]] && echo -e "\t[ Error ]: Flushing query cache failed !!"
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if $LOGGING ;then
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echo -e "\n[ `date` ] End flushing query cache"
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fi
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exit 0
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