From 9608a58f3d0851dd87ce47041069f52622d90c43 Mon Sep 17 00:00:00 2001
From: Dennis Buchhorn <bucde@b-eit.de>
Date: Sun, 23 Jan 2022 14:25:36 +0100
Subject: [PATCH] feat: create scripts to handle customers and databases

---
 create_customer               |  54 ++++++++---------
 create_database_for_customer  |  94 +++++++++++++++++++++++++++++
 delete_database_from_customer | 108 ++++++++++++++++++++++++++++++++++
 get_customers                 |  65 ++++++++++++++++++++
 get_databases_from_customer   |  93 +++++++++++++++++++++++++++++
 5 files changed, 386 insertions(+), 28 deletions(-)
 create mode 100755 create_database_for_customer
 create mode 100755 delete_database_from_customer
 create mode 100755 get_customers
 create mode 100755 get_databases_from_customer

diff --git a/create_customer b/create_customer
index 9e69619..772d06e 100755
--- a/create_customer
+++ b/create_customer
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 echo "####################################################################"
-echo "# docker_mariadb_create_customer_script                            #"
+echo "# docker_mariadb create_customer script                            #"
 echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
 echo "####################################################################"
 echo "# WARNING: password is plain text!                                 #"
@@ -13,42 +13,40 @@ MARIADB_CONTAINER_NAME=""
 MARIADB_ROOT_PASSWORD=""
 MARIADB_CUSTOMER_NAME=""
 MARIADB_CUSTOMER_PASSWORD=""
-MARIADB_CUSTOMER_CHARSET=""
-MARIADB_CUSTOMER_COLLATE=""
 
-read -p "Enter mariadb container name: " MARIADB_CONTAINER_NAME
+TMP=$(docker container ls --format "{{.Names}}")
+
+for ENTRY in $TMP; do
+    CONTAINER_LIST+=($ENTRY)
+done
+
+if [[ ${#CONTAINER_LIST[@]} > 0 ]]; then
+    echo "List of all running containers:"
+
+    for I in ${!CONTAINER_LIST[@]}; do
+        echo "  Number [$I]: ${CONTAINER_LIST[$I]}"
+    done
+else
+    echo "No containers running!"
+
+    exit 1
+fi
+
+read -p "Enter mariadb container number: " TMP
+
+MARIADB_CONTAINER_NAME="${CONTAINER_LIST[$TMP]}"
+
 read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
+
 read -p "Enter customer name: " MARIADB_CUSTOMER_NAME
 read -p "Enter customer password: " MARIADB_CUSTOMER_PASSWORD
-read -p "Enter character set (leave empty for default): " MARIADB_CUSTOMER_CHARSET
-read -p "Enter collate (leave empty for default): " MARIADB_CUSTOMER_COLLATE
-
-MARIADB_CUSTOMER_DBNAME="${MARIADB_CUSTOMER_NAME}db"
 
 rm -f tmp
 touch tmp
-echo "CREATE USER '"$MARIADB_CUSTOMER_NAME"'@'%' IDENTIFIED BY '"$MARIADB_CUSTOMER_PASSWORD"';" >> tmp
-
-if [ -z "$MARIADB_CUSTOMER_CHARSET" ]; then
-    if [ -z "$MARIADB_CUSTOMER_COLLATE" ]; then
-        echo "CREATE DATABASE "$MARIADB_CUSTOMER_DBNAME";" >> tmp
-    else
-        echo "CREATE DATABASE "$MARIADB_CUSTOMER_DBNAME" COLLATE '"$MARIADB_CUSTOMER_COLLATE"';" >> tmp
-    fi
-else
-    if [ -z "$MARIADB_CUSTOMER_COLLATE" ]; then
-        echo "CREATE DATABASE "$MARIADB_CUSTOMER_DBNAME" CHARACTER SET '"$MARIADB_CUSTOMER_CHARSET"';" >> tmp
-    else
-        echo "CREATE DATABASE "$MARIADB_CUSTOMER_DBNAME" CHARACTER SET '"$MARIADB_CUSTOMER_CHARSET"' COLLATE '"$MARIADB_CUSTOMER_COLLATE"';" >> tmp
-    fi
-fi
-
-echo "GRANT ALL PRIVILEGES ON "$MARIADB_CUSTOMER_DBNAME".* To '"$MARIADB_CUSTOMER_NAME"'@'%' IDENTIFIED BY '"$MARIADB_CUSTOMER_PASSWORD"';" >> tmp
-echo "FLUSH PRIVILEGES;" >> tmp
+echo "CREATE USER '$MARIADB_CUSTOMER_NAME'@'%' IDENTIFIED BY '$MARIADB_CUSTOMER_PASSWORD';" >> tmp
 
-cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
 
 rm -f tmp
 
-echo "Database '"$MARIADB_CUSTOMER_DBNAME"' with user '"$MARIADB_CUSTOMER_NAME"' created."
 echo "Done!"
diff --git a/create_database_for_customer b/create_database_for_customer
new file mode 100755
index 0000000..d683060
--- /dev/null
+++ b/create_database_for_customer
@@ -0,0 +1,94 @@
+#!/bin/bash
+
+echo "####################################################################"
+echo "# docker_mariadb create_database_for_customer script               #"
+echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
+echo "####################################################################"
+echo "# WARNING: password is plain text!                                 #"
+#echo "#  #"
+echo "####################################################################"
+echo ""
+
+MARIADB_CONTAINER_NAME=""
+MARIADB_ROOT_PASSWORD=""
+MARIADB_DATABASE_NAME=""
+MARIADB_DATABASE_CHARACTER_SET=""
+MARIADB_DATABASE_COLLATE=""
+
+TMP=$(docker container ls --format "{{.Names}}")
+
+for ENTRY in $TMP; do
+    CONTAINER_LIST+=($ENTRY)
+done
+
+if [[ ${#CONTAINER_LIST[@]} > 0 ]]; then
+    echo "List of all running containers:"
+
+    for I in ${!CONTAINER_LIST[@]}; do
+        echo "  Number [$I]: ${CONTAINER_LIST[$I]}"
+    done
+else
+    echo "No containers running!"
+
+    exit 1
+fi
+
+read -p "Enter mariadb container number: " TMP
+
+MARIADB_CONTAINER_NAME="${CONTAINER_LIST[$TMP]}"
+
+read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
+
+rm -f tmp
+touch tmp
+echo "SELECT user FROM mysql.user;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    if ! [[ $ENTRY == "root" || $ENTRY == "mariadb.sys" ]]; then
+        CUSTOMER_LIST+=($ENTRY)
+    fi
+done
+
+if [[ ${CUSTOMER_LIST[@]} > 0 ]]; then
+    echo "List of all customers:"
+
+    for I in ${!CUSTOMER_LIST[@]}; do
+        echo "  Number [$I]: ${CUSTOMER_LIST[$I]}"
+    done
+else
+    echo "No customers!"
+
+    exit 1
+fi
+
+read -p "Enter customer number: " TMP
+
+MARIADB_CUSTOMER_NAME="${CUSTOMER_LIST[$TMP]}"
+
+read -p "Enter database name: " MARIADB_DATABASE_NAME
+read -p "Enter character set (leave empty for default (utf8)): " MARIADB_DATABASE_CHARACTER_SET
+read -p "Enter collate (leave empty for default (utf8_unicode_ci)): " MARIADB_DATABASE_COLLATE
+
+if [[ -z $MARIADB_DATABASE_CHARACTER_SET ]]; then
+    MARIADB_DATABASE_CHARACTER_SET="utf8"
+fi
+
+if [[ -z $MARIADB_DATABASE_COLLATE ]]; then
+    MARIADB_DATABASE_COLLATE="utf8_unicode_ci"
+fi
+
+rm -f tmp
+touch tmp
+echo "CREATE DATABASE IF NOT EXISTS $MARIADB_DATABASE_NAME CHARACTER SET '$MARIADB_DATABASE_CHARACTER_SET' COLLATE '$MARIADB_DATABASE_COLLATE';" >> tmp
+echo "GRANT ALL PRIVILEGES ON $MARIADB_DATABASE_NAME.* TO '$MARIADB_CUSTOMER_NAME'@'%';" >> tmp
+echo "FLUSH PRIVILEGES;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+echo "Done!"
diff --git a/delete_database_from_customer b/delete_database_from_customer
new file mode 100755
index 0000000..d282448
--- /dev/null
+++ b/delete_database_from_customer
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+echo "####################################################################"
+echo "# docker_mariadb delete_database_from_customer script              #"
+echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
+echo "####################################################################"
+echo "# WARNING: password is plain text!                                 #"
+#echo "#  #"
+echo "####################################################################"
+echo ""
+
+MARIADB_CONTAINER_NAME=""
+MARIADB_ROOT_PASSWORD=""
+
+TMP=$(docker container ls --format "{{.Names}}")
+
+for ENTRY in $TMP; do
+    CONTAINER_LIST+=($ENTRY)
+done
+
+if [[ ${#CONTAINER_LIST[@]} > 0 ]]; then
+    echo "List of all running containers:"
+
+    for I in ${!CONTAINER_LIST[@]}; do
+        echo "  Number [$I]: ${CONTAINER_LIST[$I]}"
+    done
+else
+    echo "No containers running!"
+
+    exit 1
+fi
+
+read -p "Enter mariadb container number: " TMP
+
+MARIADB_CONTAINER_NAME="${CONTAINER_LIST[$TMP]}"
+
+read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
+
+rm -f tmp
+touch tmp
+echo "SELECT user FROM mysql.user;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    if ! [[ $ENTRY == "root" || $ENTRY == "mariadb.sys" ]]; then
+        CUSTOMER_LIST+=($ENTRY)
+    fi
+done
+
+if [[ ${CUSTOMER_LIST[@]} > 0 ]]; then
+    echo "List of all customers:"
+
+    for I in ${!CUSTOMER_LIST[@]}; do
+        echo "  Number [$I]: ${CUSTOMER_LIST[$I]}"
+    done
+else
+    echo "No customers!"
+
+    exit 1
+fi
+
+read -p "Enter customer number: " TMP
+
+MARIADB_CUSTOMER_NAME="${CUSTOMER_LIST[$TMP]}"
+
+rm -f tmp
+touch tmp
+echo "SELECT db FROM mysql.db WHERE user='$MARIADB_CUSTOMER_NAME';" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    DATABASE_LIST+=($ENTRY)
+done
+
+if [[ ${#DATABASE_LIST[@]} > 0 ]]; then
+    echo "List of all databases from $MARIADB_CUSTOMER_NAME:"
+
+    for I in ${!DATABASE_LIST[@]}; do
+        echo "  Number [$I]: ${DATABASE_LIST[$I]}"
+    done
+else
+    echo "No databases!"
+
+    exit 1
+fi
+
+read -p "Enter database number: " TMP
+
+MARIADB_DATABASE_NAME="${DATABASE_LIST[$TMP]}"
+
+read -p "!!! WARNING !!! Database '$MARIADB_DATABASE_NAME' will be deleted! Press ENTER to continue or CTRL+C to abort..."
+
+rm -f tmp
+touch tmp
+echo "REVOKE ALL PRIVILEGES ON $MARIADB_DATABASE_NAME.* FROM '$MARIADB_CUSTOMER_NAME';" >> tmp
+echo "DROP DATABASE IF EXISTS $MARIADB_DATABASE_NAME;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+echo "Done!"
diff --git a/get_customers b/get_customers
new file mode 100755
index 0000000..2e670c0
--- /dev/null
+++ b/get_customers
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+echo "####################################################################"
+echo "# docker_mariadb get_customers script                              #"
+echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
+echo "####################################################################"
+echo "# WARNING: password is plain text!                                 #"
+#echo "#  #"
+echo "####################################################################"
+echo ""
+
+MARIADB_CONTAINER_NAME=""
+MARIADB_ROOT_PASSWORD=""
+
+TMP=$(docker container ls --format "{{.Names}}")
+
+for ENTRY in $TMP; do
+    CONTAINER_LIST+=($ENTRY)
+done
+
+if [[ ${#CONTAINER_LIST[@]} > 0 ]]; then
+    echo "List of all running containers:"
+
+    for I in ${!CONTAINER_LIST[@]}; do
+        echo "  Number [$I]: ${CONTAINER_LIST[$I]}"
+    done
+else
+    echo "No containers running!"
+
+    exit 1
+fi
+
+read -p "Enter mariadb container number: " TMP
+
+MARIADB_CONTAINER_NAME="${CONTAINER_LIST[$TMP]}"
+
+read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
+
+rm -f tmp
+touch tmp
+echo "SELECT user FROM mysql.user;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    if ! [[ $ENTRY == "root" || $ENTRY == "mariadb.sys" ]]; then
+        CUSTOMER_LIST+=($ENTRY)
+    fi
+done
+
+if [[ ${CUSTOMER_LIST[@]} > 0 ]]; then
+    echo "List of all customers:"
+
+    for I in ${!CUSTOMER_LIST[@]}; do
+        echo "  ${CUSTOMER_LIST[$I]}"
+    done
+else
+    echo "No customers!"
+fi
+
+rm -f tmp
+
+echo "Done!"
diff --git a/get_databases_from_customer b/get_databases_from_customer
new file mode 100755
index 0000000..84b285b
--- /dev/null
+++ b/get_databases_from_customer
@@ -0,0 +1,93 @@
+#!/bin/bash
+
+echo "####################################################################"
+echo "# docker_mariadb get_databases_from_customer script                #"
+echo "# Dennis Buchhorn - bucde@b-eit.de                                 #"
+echo "####################################################################"
+echo "# WARNING: password is plain text!                                 #"
+#echo "#  #"
+echo "####################################################################"
+echo ""
+
+MARIADB_CONTAINER_NAME=""
+MARIADB_ROOT_PASSWORD=""
+
+TMP=$(docker container ls --format "{{.Names}}")
+
+for ENTRY in $TMP; do
+    CONTAINER_LIST+=($ENTRY)
+done
+
+if [[ ${#CONTAINER_LIST[@]} > 0 ]]; then
+    echo "List of all running containers:"
+
+    for I in ${!CONTAINER_LIST[@]}; do
+        echo "  Number [$I]: ${CONTAINER_LIST[$I]}"
+    done
+else
+    echo "No containers running!"
+
+    exit 1
+fi
+
+read -p "Enter mariadb container number: " TMP
+
+MARIADB_CONTAINER_NAME="${CONTAINER_LIST[$TMP]}"
+
+read -p "Enter mariadb root password: " MARIADB_ROOT_PASSWORD
+
+rm -f tmp
+touch tmp
+echo "SELECT user FROM mysql.user;" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    if ! [[ $ENTRY == "root" || $ENTRY == "mariadb.sys" ]]; then
+        CUSTOMER_LIST+=($ENTRY)
+    fi
+done
+
+if [[ ${CUSTOMER_LIST[@]} > 0 ]]; then
+    echo "List of all customers:"
+
+    for I in ${!CUSTOMER_LIST[@]}; do
+        echo "  Number [$I]: ${CUSTOMER_LIST[$I]}"
+    done
+else
+    echo "No customers!"
+
+    exit 1
+fi
+
+read -p "Enter customer number: " TMP
+
+MARIADB_CUSTOMER_NAME="${CUSTOMER_LIST[$TMP]}"
+
+rm -f tmp
+touch tmp
+echo "SELECT db FROM mysql.db WHERE user='$MARIADB_CUSTOMER_NAME';" >> tmp
+
+TMP=$(cat tmp | docker exec -i $MARIADB_CONTAINER_NAME mysql -uroot -p$MARIADB_ROOT_PASSWORD -BN)
+
+rm -f tmp
+
+for ENTRY in $TMP; do
+    DATABASE_LIST+=($ENTRY)
+done
+
+if [[ ${#DATABASE_LIST[@]} > 0 ]]; then
+    echo "List of all databases from $MARIADB_CUSTOMER_NAME:"
+
+    for I in ${!DATABASE_LIST[@]}; do
+        echo "  ${DATABASE_LIST[$I]}"
+    done
+else
+    echo "No databases!"
+fi
+
+rm -f tmp
+
+echo "Done!"