haproxy: enable direct connections apart from pgbouncer ones (vitabak…

…s#548)
jimnydev · Jan 10, 2024 · 73879bb · 73879bb
1 parent 05475e1
commit 73879bb
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Showing 2 changed files with 35 additions and 0 deletions.
diff --git a/roles/haproxy/templates/haproxy.cfg.j2 b/roles/haproxy/templates/haproxy.cfg.j2
@@ -116,3 +116,35 @@ server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['inventory_hos
   {% endfor %}
 {% endif %}
 
+{% if with_haproxy_direct_connections|bool and pgbouncer_install|bool %}
+listen master_direct
+{% if cluster_vip is defined and cluster_vip | length > 0 %}
+    bind {{ cluster_vip }}:{{ haproxy_listen_port.master_direct }}
+{% else %}
+    bind {{ hostvars[inventory_hostname]['inventory_hostname'] }}:{{ haproxy_listen_port.master_direct }}
+{% endif %}
+    maxconn {{ haproxy_maxconn.master }}
+    option tcplog
+    option httpchk OPTIONS /primary
+    http-check expect status 200
+    default-server inter 3s fastinter 1s fall 3 rise 4 on-marked-down shutdown-sessions
+  {% for host in groups['postgres_cluster'] %}
+server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['inventory_hostname'] }}:{{ postgresql_port }} check port {{ patroni_restapi_port }}
+  {% endfor %}
+
+listen replicas_direct
+{% if cluster_vip is defined and cluster_vip | length > 0 %}
+    bind {{ cluster_vip }}:{{ haproxy_listen_port.replicas_direct }}
+{% else %}
+    bind {{ hostvars[inventory_hostname]['inventory_hostname'] }}:{{ haproxy_listen_port.replicas_direct }}
+{% endif %}
+    maxconn {{ haproxy_maxconn.replica }}
+    option tcplog
+    option httpchk OPTIONS /replica
+    balance roundrobin
+    http-check expect status 200
+    default-server inter 3s fastinter 1s fall 3 rise 2 on-marked-down shutdown-sessions
+  {% for host in groups['postgres_cluster'] %}
+server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['inventory_hostname'] }}:{{ postgresql_port }} check port {{ patroni_restapi_port }}
+  {% endfor %}
+{% endif %}
diff --git a/vars/main.yml b/vars/main.yml
@@ -28,11 +28,14 @@ synchronous_node_count: 1  # number of synchronous standby databases
 
 # Load Balancing
 with_haproxy_load_balancing: false  # or 'true' if you want to install and configure the load-balancing
+with_haproxy_direct_connections: false # or 'true' if you want to enable haproxy ports that skip pgbouncer (and if pgbouncer_install is 'true')
 haproxy_listen_port:
   master: 5000
+  master_direct: 6000
   replicas: 5001
   replicas_sync: 5002
   replicas_async: 5003
+  replicas_direct: 6001
   stats: 7000
 haproxy_maxconn:
   global: 100000