Move optimize_mysql_tables.conf.sample mysql_credetials.conf.sample. Read configuration file by scripts 'optimize_mysql_tables.sh' 'flush_query_cache.sh' and 'flush_host_cache.sh'.

flush_host_cache.sh

@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+working_dir="$(dirname $(realpath $0))"
+conf_file="${working_dir}/conf/mysql_credetials.conf"
+
 #LOGGING=true
 LOGGING=false
 
@@ -15,20 +18,19 @@ if [ -z "$mysqladmin" ]; then
    fi
 fi
 
-## - Since Version 5.6, that method is considered as insecure. 
-## - To avoid giving the password on command line, we use an 
-## - encrypted option file
-## -
-## -    Create (encrypted) option file:
-## -    $ mysql_config_editor set --login-path=local --socket=/var/run/mysqld/mysqld.sock  --user=backup --password
-## -    $ Password:
-## -
-## -    Use of option file:
-## -    $ mysql --login-path=local ...
-## -
-mysql_credential_args="--login-path=local"
-#mysql_user='sys-maint'
-#mysql_password='9A7NUgaJST1XiEUU'
+
+#---------------------------------------
+#-----------------------------
+# Read Configurations from $conf_file
+#-----------------------------
+#---------------------------------------
+
+if [[ -f "$conf_file" ]]; then
+   source "$conf_file"
+fi
+
+[[ -z "$mysql_credential_args" ]] && mysql_credential_args="--login-path=local"
+
 
 if $LOGGING ;then
    echo -e "\n[ `date` ] Going to flush host cache.."