Added mongo init

mongo_init.sh

@@ -0,0 +1,84 @@
+#!/bin/bash
+
+# MongoDB installation
+
+echo ##############################################
+echo ##############################################
+echo     Starting Database Initialization
+echo ##############################################
+echo ##############################################
+sleep 3
+
+sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 68818C72E52529D4
+
+sudo echo "deb http://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.0.list
+
+sudo apt-get update
+
+sudo apt-get install -y mongodb-org
+
+sudo systemctl enable mongod
+sudo systemctl start mongod
+sleep 5
+
+# Initialize the DB with User and PW
+echo -e "\n NOTE: IF YES, THE FILE WILL BE DELETED AFTER INITIALIZATION \n YOU WILL NOT HAVE ACCESS TO THE PASSWORD AFTER THIS STEP ANYMORE\n Initialize the database with the given credentials (mongo_init_script.js)?"
+read -p "(y/n)" CONT
+if [ "$CONT" = "y" ]; then
+	echo "Okay, starting Initialization with given credentials"
+	sleep 1
+
+	mongo < mongo_init_script.js
+
+
+	sudo systemctl daemon-reload
+	sudo service mongod restart
+
+	# Enable authentication
+
+	echo "
+	[Unit]
+	Description=MongoDB Database Server
+	Documentation=https://docs.mongodb.org/manual
+	After=network.target
+	[Service]
+	User=mongodb
+	Group=mongodb
+	EnvironmentFile=-/etc/default/mongod
+	ExecStart=/usr/bin/mongod --auth --config /etc/mongod.conf
+	PIDFile=/var/run/mongodb/mongod.pid
+	# file size
+	LimitFSIZE=infinity
+	# cpu time
+	LimitCPU=infinity
+	# virtual memory size
+	LimitAS=infinity
+	# open files
+	LimitNOFILE=64000
+	# processes/threads
+	LimitNPROC=64000
+	# locked memory
+	LimitMEMLOCK=infinity
+	# total threads (user+kernel)
+	TasksMax=infinity
+	TasksAccounting=false
+	# Recommended limits for for mongod as specified in
+	# http://docs.mongodb.org/manual/reference/ulimit/#recommended-settings
+	[Install]
+	WantedBy=multi-user.target" | sudo tee /lib/systemd/system/mongod.service
+
+	sudo systemctl daemon-reload
+	sudo service mongod restart
+	sudo rm mongo_init_script.js
+
+else
+	echo "Okay... Database initialized without password protection."
+	sleep 1
+fi
+
+
+echo ##############################################
+echo ##############################################
+echo     Database successfully initialized
+echo ##############################################
+echo ##############################################

mongo_init_script.js

@@ -0,0 +1,3 @@
+use admin
+db.createUser({user:"admin", pwd:"PASSWORD HERE", roles:[{role:"root", db:"admin"}]})
+exit