Installing Blynk Server on AWS Linux

This is a quick tutorial to show how to create a Blynk server on AWS Linux. Below are the commands you need so you can cut/paste them:

sudo yum remove -y java-1.7.0-openjdk.x86_64
sudo yum -y update
sudo yum install -y java-1.8.0 wget
wget https://github.com/blynkkk/blynk-server/releases/download/v0.40.2/server-0.40.2-java8.jar
mkdir Blynk

#Get Let's Encrypt certificate
wget https://dl.eff.org/certbot-auto
chmod a+x certbot-auto
sudo ./certbot-auto certonly --agree-tos --email [email protected] --standalone -d blynk.pi4it.com --debug

sudo chmod 755 /etc/letsencrypt/live/
sudo chmod 755 /etc/letsencrypt/archive/

sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 8080
sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j REDIRECT --to-port 9443
sudo service iptables save

mail.properties
[email protected]
mail.smtp.auth=true
mail.smtp.starttls.enable=true
mail.smtp.host=smtp.gmail.com
mail.smtp.port=587
mail.smtp.password=YOUREMAILPASSWORD
mail.smtp.connectiontimeout=30000
mail.smtp.timeout=120000

server.properties
server.ssl.cert=/etc/letsencrypt/live/blynk.pi4it.com/fullchain.pem
server.ssl.key=/etc/letsencrypt/live/blynk.pi4it.com/privkey.pem
server.ssl.key.pass=

java -jar server-0.40.2-java8.jar -dataFolder /home/ec2-user/Blynk
@reboot java -jar server-0.40.2-java8.jar -dataFolder /home/ec2-user/Blynk &