Server vpn cert check

src/freedombone-app-vpn

@@ -304,11 +304,18 @@ function install_vpn {
 y
 y
 ' | ./build-key-server $OPENVPN_SERVER_NAME
-    if [ ! -f /etc/openvpn/easy-rsa/keys/$OPENVPN_SERVER_NAME.crt ]; then
+    if [ ! -f /etc/openvpn/easy-rsa/keys/${OPENVPN_SERVER_NAME}.crt ]; then
         echo $'OpenVPN crt not found'
         exit 7823352
     fi
-    if [ ! -f /etc/openvpn/easy-rsa/keys/$OPENVPN_SERVER_NAME.key ]; then
+    server_cert=$(cat /etc/openvpn/easy-rsa/keys/${OPENVPN_SERVER_NAME}.crt)
+    if [ ${#server_cert} -lt 10 ]; then
+        cat /etc/openvpn/easy-rsa/keys/${OPENVPN_SERVER_NAME}.crt
+        echo $'Server cert generation failed'
+        exit 3284682
+    fi
+
+    if [ ! -f /etc/openvpn/easy-rsa/keys/${OPENVPN_SERVER_NAME}.key ]; then
         echo $'OpenVPN key not found'
         exit 6839436
     fi