improve deploy

.env.example

@@ -1,2 +1,2 @@
-TURN_SECRET=COTURN_SECRET_STRING
+TURN_SECRET=COTURN_AUTH_SECRET
 TURN_TTL=3600

coturn/setup.sh

@@ -1,6 +1,8 @@
 # Install coturn
-sudo apt-get update -y
-sudo apt-get install coturn
+if ! command -v nginx &> /dev/null; then
+    sudo apt-get update -y
+    sudo apt-get install coturn
+fi
 
 # Configure coturn
 sudo mv /etc/turnserver.conf /etc/turnserver.conf.backup

nginx/setup.sh

@@ -1,27 +1,34 @@
-# Setup reverse proxy
-sudo apt-get update
-sudo apt-get install nginx
+if ! command -v nginx &> /dev/null; then
+    # Setup reverse proxy
+    sudo apt-get update
+    sudo apt-get install nginx
+fi
 
-# Generate a self signed certificate
-openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 3650 -nodes -subj "/C=XX/ST=StateName/L=CityName/O=CompanyName/OU=CompanySectionName/CN=CommonNameOrHostname"
-sudo cp *.pem /etc/ssl
+if [ ! -e /etc/ssl/cert.pem -o ! -e /etc/ssl/key.pem ]; then
+    echo "Generating a certificate"
+    # Obtain a certificate
+    ## Self Signed
+    # openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 365
+    # sudo cp *.pem /etc/ssl
+    ## Self Signed - One Command
+    # sudo openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 3650 -nodes -subj "/C=XX/ST=StateName/L=CityName/O=CompanyName/OU=CompanySectionName/CN=CommonNameOrHostname"
+    # sudo cp *.pem /etc/ssl
+    ## Real Certificate
+    if [ -z "$1" ]; then
+        read -p "Enter the domain for the certificate: " domainname
+    else
+        domainname=$1
+    fi
+    sudo certbot certonly --standalone -d $domainname
+    sudo ln -s "/etc/letsencrypt/live/$domainname/fullchain.pem" /etc/ssl/cert.pem
+    sudo ln -s "/etc/letsencrypt/live/$domainname/privkey.pem" /etc/ssl/key.pem
+else
+    echo "Using existing certificate"
+fi
 
 # Set up the reverse proxy to the node app
 sudo cp webrtc /etc/nginx/sites-available/
-sudo ln -s /etc/nginx/sites-available/webrtc /etc/nginx/sites-enabled
-
-# Obtain a certificate
-## Self Signed
-# openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 365
-## Self Signed - One Command
-# sudo openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 3650 -nodes -subj "/C=XX/ST=StateName/L=CityName/O=CompanyName/OU=CompanySectionName/CN=CommonNameOrHostname"
-## Real Certificate
-if [ -z "$1" ]; then
-    read -p "Enter the domain for the certificate: " domainname
-else
-    domainname=$1
-fi
-sudo certbot certonly --standalone -d $domainname
+sudo ln -sf /etc/nginx/sites-available/webrtc /etc/nginx/sites-enabled
 
 # Open HTTP & HTTPS on firewall
 sudo iptables -I INPUT -p tcp -m tcp --dport 80 -j ACCEPT

setup.sh

@@ -3,10 +3,17 @@ cd coturn
 source ./setup.sh
 cd ..
 cd nginx
-source ./nginx/setup.sh
+source ./setup.sh
 cd ..
 
-# Run app
-sudo apt-get install nodejs npm
+# Setup app
+if [ ! `command -v node` ] && [ ! `command -v npm` ]; then
+    sudo apt-get install nodejs npm
+fi
+
+# Update .envs
+COTURN_AUTH_SECRET=$(sudo grep "static-auth-secret" /etc/turnserver.conf | cut -d'=' -f2)
+sed -i "s/TURN_SECRET=.*/TURN_SECRET=$COTURN_AUTH_SECRET/g" .env
+
 npm install
 node index.js