From 170cb05242ac70367fc39028f52010a43d8bf135 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Thu, 31 Jan 2019 03:44:24 +0100
Subject: [PATCH] optimize_mysql_tables.sh: fix errors for support of multiple
 installations.

---
 optimize_mysql_tables.sh | 64 +++++++++++++++++++++++++++++-----------
 1 file changed, 47 insertions(+), 17 deletions(-)

diff --git a/optimize_mysql_tables.sh b/optimize_mysql_tables.sh
index 9503246..b143dbd 100755
--- a/optimize_mysql_tables.sh
+++ b/optimize_mysql_tables.sh
@@ -211,9 +211,9 @@ fi
 # -------------
 
 if [[ -n "$1 " ]] ; then
-	DATABASES="$1"
+	GIVEN_DATABASE="$1"
 else
-	DATABASES=""
+   GIVEN_DATABASE=""
 fi
 
 if $terminal ; then
@@ -255,15 +255,34 @@ for _val in ${mysql_credential_args_arr[@]} ; do
    mysql_version="${_val_arr[0]}"
    mysql_credential_args="${_val_arr[1]}"
 
-   if $terminal ; then
-      echo ""
-      echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: optimize (and repair) tables of databases at host '$(hostname -f)'."
-   fi
-   echo -e "[ MySQL $mysql_version ]: optimize (and repair) tables of databases at host '$(hostname -f)'." > $log_file
 
-	if [[ -z "$DATABASES" ]] ; then
-   	DATABASES="$($mysql $mysql_credential_args -N -s -e "show databases")"
-	fi
+  	DATABASES="$($mysql $mysql_credential_args -N -s -e "show databases")"
+
+   found=false
+   if [[ -n "$GIVEN_DATABASE" ]] ; then
+      for db in $DATABASES ; do
+         if [[ "$db" = "$GIVEN_DATABASE" ]]; then
+            DATABASES="$GIVEN_DATABASE"
+            if $terminal ; then
+               echo ""
+               echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: optimize (and repair) tables of database '$GIVEN_DATABASE'."
+            fi
+            echo -e "[ MySQL $mysql_version ]: optimize (and repair) tables of database '$GIVEN_DATABASE'." > $log_file
+            found=true
+         fi
+      done
+      if ! $found ; then
+         continue
+      fi
+   else
+      if $terminal ; then
+         echo ""
+         echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: optimize (and repair) tables of databases at host '$(hostname -f)'."
+      fi
+      echo -e "[ MySQL $mysql_version ]: optimize (and repair) tables of databases at host '$(hostname -f)'." > $log_file
+   fi
+      
+      
 
    length_table_name=0
    for db in $DATABASES ; do
@@ -368,14 +387,25 @@ for _val in ${mysql_credential_args_arr[@]} ; do
       info_messages_arr+=("MySQL $mysql_version: The optimization of the MySQL tables of all databases were successful.")
    fi
 
-   if $terminal ; then
-      echo ""
-      echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: Finished optimizing MySQL databases at host $(hostname -f)."
-      echo ""
+   if [[ -n "$GIVEN_DATABASE" ]] ; then
+      if $terminal ; then
+         echo ""
+         echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: Finished optimizing MySQL database '$GIVEN_DATABASE'."
+         echo ""
+      fi
+      echo "" >> $log_file
+      echo "[ MySQL $mysql_version ]: Finished optimizing MySQL database '$GIVEN_DATABASE'." >> $log_file
+      echo "" >> $log_file
+   else
+      if $terminal ; then
+         echo ""
+         echo -e "[ \033[37m\033[1mMySQL $mysql_version\033[m ]: Finished optimizing MySQL databases at host $(hostname -f)."
+         echo ""
+      fi
+      echo "" >> $log_file
+      echo "[ MySQL $mysql_version ]: Finished optimizing MySQL databases at host $(hostname -f)." >> $log_file
+      echo "" >> $log_file
    fi
-   echo "" >> $log_file
-   echo "[ MySQL $mysql_version ]: Finished optimizing MySQL databases at host $(hostname -f)." >> $log_file
-   echo "" >> $log_file
 done
 
 if [[ ${#info_messages_arr[@]} -gt 0 ]]; then