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second run: determin 'MYSQL_CREDENTIAL_ARGS' if not given.

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This commit is contained in:
Christoph
2020-05-12 21:06:18 +02:00
parent ea8fc078c2
commit 9ddc792d23
5 changed files with 354 additions and 54 deletions
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105
flush_host_cache.sh
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@@ -6,6 +6,58 @@ conf_file="${working_dir}/conf/mysql_credetials.conf"
#LOGGING=true
LOGGING=false
# -------------
# --- Some functions
# -------------
fatal(){
echo ""
if $terminal ; then
if [[ -n "$*" ]] ; then
echo -e " [ \033[31m\033[1mFatal\033[m ]: $*"
echo ""
echo -e " \033[31m\033[1mScript will be interrupted.\033[m\033[m"
else
echo -e " \033[31m\033[1mFatal error\033[m: \033[1mScript will be interrupted.\033[m"
fi
else
if [[ -n "$*" ]] ; then
echo " [ Fatal ]: $*"
echo ""
echo " Script was terminated.."
else
echo " Fatal error: Script was terminated.."
fi
fi
echo ""
clean_up 1
}
detect_mysql_version () {
_MYSQLD_VERSION="$(mysqld -V 2>/dev/null)"
if [[ -z "$_MYSQLD_VERSION" ]]; then
fatal "No installed MySQL server or distribution found!"
elif [[ "$_MYSQLD_VERSION" =~ MariaDB ]]; then
MYSQL_CUR_DISTRIBUTION="MariaDB"
elif [[ "$(basename "$(realpath "/usr/local/mysql")")" =~ percona- ]]; then
MYSQL_CUR_DISTRIBUTION="Percona"
elif [[ "$(basename "$(realpath "/usr/local/mysql")")" =~ mysql- ]]; then
MYSQL_CUR_DISTRIBUTION="MySQL"
fi
MYSQL_VERSION="$(echo $_MYSQLD_VERSION | grep -o -E "[0-9]+\.[0-9]+\.[0-9]+(-[0-9]+)?" | head -n 1)"
MYSQL_MAJOR_VERSION="$(echo $MYSQL_VERSION | cut -d '.' -f1)"
MYSQL_MINOR_VERSION="$(echo $MYSQL_VERSION | cut -d '.' -f2)"
MYSQL_PATCH_LEVEL="$(echo $MYSQL_VERSION | cut -d '.' -f3)"
MYSQL_MAIN_VERSION="$(echo $MYSQL_VERSION | cut -d '.' -f1,2)"
}
mysqladmin=`realpath $(which mysqladmin) 2>/dev/null`
if [ -z "$mysqladmin" ]; then
if [ -x "/usr/local/mysql/bin/mysqladmin" ]; then
@@ -19,6 +71,16 @@ if [ -z "$mysqladmin" ]; then
fi
# - Is this script running on terminal ?
# -
if [[ -t 1 ]] ; then
terminal=true
else
terminal=false
fi
#---------------------------------------
#-----------------------------
# Read Configurations from $conf_file
@@ -29,19 +91,52 @@ if [[ -f "$conf_file" ]]; then
source "$conf_file"
fi
[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
#[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
if $LOGGING ;then
echo -e "\n[ `date` ] Going to flush host cache.."
fi
if [ -n "$mysql_credential_args" ] ; then
$mysqladmin $mysql_credential_args flush-hosts
else
$mysqladmin -u$mysql_user -p$mysql_password flush-hosts
if [[ -z "$mysql_credential_args" ]]; then
detect_mysql_version
MAJOR_VERSION="$MYSQL_MAJOR_VERSION"
MINOR_VERSION="$MYSQL_MINOR_VERSION"
PATCH_LEVEL="$MYSQL_PATCH_LEVEL"
if [[ "$MYSQL_CUR_DISTRIBUTION" = "MariaDB" ]] && ([[ $MAJOR_VERSION -gt 10 ]] \
|| ( [[ $MAJOR_VERSION -eq 10 ]] && [[ $MINOR_VERSION -gt 3 ]] )) ; then
if [[ -S "/tmp/mysql.sock" ]]; then
mysql_credential_args="-u root -S /tmp/mysql.sock"
elif [[ -S "/var/run/mysqld/mysqld.sock" ]]; then
mysql_credential_args="-u root -S /var/run/mysqld/mysqld.sock"
else
fatal "Parameter 'MYSQL_CREDENTIAL_ARGS' cannot be determined automated.
Use configuration file "$conf_file" to set
parameter manually."
fi
else
if [[ -f "/usr/local/mysql/sys-maint.cnf" ]] ; then
mysql_credential_args="--defaults-file=/usr/local/mysql/sys-maint.cnf"
elif [[ -f "/etc/mysql/debian.cnf" ]] ; then
mysql_credential_args="--defaults-file=/etc/mysql/debian.cnf"
else
fatal "Parameter 'MYSQL_CREDENTIAL_ARGS' cannot be determined automated.
Use configuration file "$conf_file" to set
parameter manually."
fi
fi
fi
# Flush host cache
#
$mysqladmin $mysql_credential_args flush-hosts
[[ $? -gt 0 ]] && echo -e "\t[ Error ]: Flushing host cache failed !!"
if $LOGGING ;then