Update Docker loadbalancer config. Use signle instance COAP transport.

@@ -117,22 +117,11 @@ services:
       - tb-http-transport.env
     depends_on:
       - kafka
-  tb-coap-transport1:
+  tb-coap-transport:
     restart: always
     image: "${DOCKER_REPO}/${COAP_TRANSPORT_DOCKER_NAME}:${TB_VERSION}"
     ports:
-      - "5683"
-    environment:
-      TB_KAFKA_SERVERS: kafka:9092
-    env_file:
-      - tb-coap-transport.env
-    depends_on:
-      - kafka
-  tb-coap-transport2:
-    restart: always
-    image: "${DOCKER_REPO}/${COAP_TRANSPORT_DOCKER_NAME}:${TB_VERSION}"
-    ports:
-      - "5683"
+      - "5683:5683/udp"
     environment:
       TB_KAFKA_SERVERS: kafka:9092
     env_file:
@@ -159,16 +148,6 @@ services:
       TB_PORT: 8080
     env_file:
       - tb-web-ui.env
-  coap-lb:
-    restart: always
-    container_name: coap-loadbalancer
-    image: instantlinux/udp-nginx-proxy
-    ports:
-     - "5683:5683/udp"
-    environment:
-      BACKENDS: tb-coap-transport1 tb-coap-transport2
-      PORT_BACKEND: 5683
-      PORT_LISTEN: 5683
   web:
     restart: always
     container_name: haproxy-certbot

 #HA Proxy Config
 global
- maxconn 4096
+ ulimit-n 500000
+ maxconn 99999
+ maxpipes 99999
+ tune.maxaccept 500
 
  log 127.0.0.1 local0
  log 127.0.0.1 local1 notice
@@ -13,8 +16,6 @@ global
 
 defaults
 
- option forwardfor
-
  log global
 
  mode http
@@ -30,9 +31,22 @@ listen stats
  stats uri /stats
  stats auth admin:admin@123
 
+listen mqtt-in
+ bind *:${MQTT_PORT}
+ mode tcp
+ option clitcpka # For TCP keep-alive
+ timeout client 3h
+ timeout server 3h
+ option tcplog
+ balance leastconn
+ server tbMqtt1 tb-mqtt-transport1:1883 check
+ server tbMqtt2 tb-mqtt-transport2:1883 check
+
 frontend http-in
  bind *:${HTTP_PORT}
 
+ option forwardfor
+
  reqadd X-Forwarded-Proto:\ http
 
  acl transport_http_acl path_beg /api/v1/
@@ -46,15 +60,14 @@ frontend http-in
 frontend https_in
   bind *:${HTTPS_PORT} ssl crt /usr/local/etc/haproxy/default.pem crt /usr/local/etc/haproxy/certs.d ciphers ECDHE-RSA-AES256-SHA:RC4-SHA:RC4:HIGH:!MD5:!aNULL:!EDH:!AESGCM
 
-  reqadd X-Forwarded-Proto:\ https
+  option forwardfor
 
-  default_backend tb-web-backend
+  reqadd X-Forwarded-Proto:\ https
 
-frontend mqtt-in
-  mode tcp
-  bind *:${MQTT_PORT}
+  acl transport_http_acl path_beg /api/v1/
+  use_backend tb-http-backend if transport_http_acl
 
-  default_backend tb-mqtt-backend
+  default_backend tb-web-backend
 
 backend letsencrypt_http
   server letsencrypt_http_srv 127.0.0.1:8080
@@ -67,13 +80,6 @@ backend tb-web-backend
   server tbWeb2 tb-web-ui2:8080 check
   http-request set-header X-Forwarded-Port %[dst_port]
 
-backend tb-mqtt-backend
-  balance leastconn
-  option tcp-check
-  option log-health-checks
-  server tbMqtt1 tb-mqtt-transport1:1883 check
-  server tbMqtt2 tb-mqtt-transport2:1883 check
-
 backend tb-http-backend
   balance leastconn
   option tcp-check