diff --git a/create-guacamole-session-ldap-file b/create-guacamole-session-ldap-file
new file mode 100644
index 0000000..c11b4bc
--- /dev/null
+++ b/create-guacamole-session-ldap-file
@@ -0,0 +1,38 @@
+#!/bin/bash
+#option $1 is vm_list file name
+#option $2 is DB name
+#this script should be run on guacamole server
+
+
+host='localhost'
+user_arr=( $(cat $1 | awk '{print $1}' ))
+vmid_arr=( $(cat $1 | awk '{print $2}' ))
+port_arr=( $(cat $1 | awk '{print $3}' ))
+place_arr=( $(cat $1 | awk '{print $4}' ))
+
+for ((i=0; i<${#user_arr[@]}; i++)) do
+	#create user
+	su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_entity (name, type) VALUES ('${user_arr[i]}','USER');\""
+	en_id=$(su - postgres -c "psql postgres -d $2 -tAc \"SELECT entity_id FROM guacamole_entity WHERE name = '${user_arr[i]}';\"")
+	su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_user(entity_id, password_hash, password_date) VALUES ('$en_id', '\x74657374', now());\""
+
+	#create connection
+	cn=${user_arr[i]}${vmid_arr[i]}
+	
+	if [ 0 -eq $(su - postgres -c "psql postgres -d $2 -tAc \"SELECT connection_id FROM guacamole_connection WHERE connection_name = '$cn';\"" | wc -l) ]; then
+        su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_connection (connection_name, protocol) VALUES ('$cn', 'vnc');\""
+		cn_id=$(su - postgres -c "psql postgres -d $2 -tAc \"SELECT MAX(connection_id) FROM guacamole_connection WHERE connection_name = '$cn' AND parent_id IS NULL;\"")
+
+		su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_connection_parameter VALUES ('$cn_id','hostname','$host');\""
+		su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_connection_parameter VALUES ('$cn_id','port','${port_arr[i]}');\""
+
+		#connection permission
+		su - postgres -c "psql postgres -d $2 -tAc \"INSERT INTO guacamole_connection_permission(entity_id, connection_id, permission) VALUES ('$en_id', '$cn_id', 'READ');\""
+
+    else
+			cn_id=$(su - postgres -c "psql postgres -d $2 -tAc \"SELECT MAX(connection_id) FROM guacamole_connection WHERE connection_name = '$cn' AND parent_id IS NULL;\"")
+            su - postgres -c "psql postgres -d $2 -tAc \"UPDATE guacamole_connection_parameter SET parameter_value='$host' where connection_id='$cn_id' and parameter_name='hostname';\""
+		    su - postgres -c "psql postgres -d $2 -tAc \"UPDATE guacamole_connection_parameter SET parameter_value='${port_arr[i]}' where connection_id='$cn_id' and parameter_name='port';\""
+	fi
+
+done
\ No newline at end of file