wip

tools/docker-compose/Dockerfile-haproxy

@@ -1,2 +0,0 @@
-FROM haproxy:1.6-alpine
-COPY haproxy.cfg /usr/local/etc/haproxy/haproxy.cfg

tools/docker-compose/ansible/roles/sources/defaults/main.yml

@@ -5,3 +5,4 @@ awx_image: 'quay.io/ansible/awx_devel'
 pg_port: 5432
 pg_username: 'awx'
 pg_database: 'awx'
+cluster_node_count: "{{ lookup('env', 'CLUSTER_COUNT') | default(1, True) }}"

tools/docker-compose/ansible/roles/sources/templates/docker-compose.yml.j2

@@ -1,30 +1,34 @@
 ---
 version: '2'
 services:
+{% for i in range(cluster_node_count|int) %}
+  {% set container_postfix = loop.index %}
+  {% set awx_sdb_port_start = 7899 + (loop.index0*100) | int %}
+  {% set awx_sdb_port_end = 7999 + (loop.index0*100) | int %}
   # Primary AWX Development Container
-  awx:
+  awx_{{ container_postfix }}:
     user: "{{ ansible_user_uid }}"
     image: "{{ awx_image }}:{{ awx_image_tag }}"
-    container_name: tools_awx_1
-    hostname: awx
+    container_name: tools_awx_{{ container_postfix }}
+    hostname: awx_{{ container_postfix }}
     command: launch_awx.sh
     environment:
       OS: "{{ os_info.stdout }}"
       SDB_HOST: 0.0.0.0
-      SDB_PORT: 7899
+      SDB_PORT: {{ awx_sdb_port_start }}
       AWX_GROUP_QUEUES: tower
       RECEPTORCTL_SOCKET: /var/run/receptor/receptor.sock
     ports:
-      - "2222:2222"
-      - "8888:8888"
-      - "8080:8080"
-      - "8013:8013"
-      - "8043:8043"
-      - "6899:6899"  # default port range for sdb-listen
-      - "7899-7999:7899-7999"  # default port range for sdb-listen
+{% if cluster_node_count|int == 1 %}
+      - "8080:8080"  # unused but mapped for debugging
+      - "8888:8888"  # jupyter notebook
+      - "8013:8013"  # http
+      - "8043:8043"  # https
+{% endif %}
+      - "{{ awx_sdb_port_start }}:{{ awx_sdb_port_end }}"  # sdb-listen
     links:
       - postgres
-      - redis
+      - redis_{{ container_postfix }}
     working_dir: "/awx_devel"
     volumes:
       - "../../../:/awx_devel"
@@ -34,12 +38,21 @@ services:
       - "../../docker-compose/_sources/local_settings.py:/etc/tower/conf.d/local_settings.py"
       - "../../docker-compose/_sources/SECRET_KEY:/etc/tower/SECRET_KEY"
       - "../../docker-compose/receptor.conf:/etc/receptor/receptor.conf"
-      - "redis_socket:/var/run/redis/:rw"
       - "receptor:/var/run/receptor/"
       - "/sys/fs/cgroup:/sys/fs/cgroup"
       - "~/.kube/config:/var/lib/awx/.kube/config"
+      - "redis_socket_{{ container_postfix }}:/var/run/redis/:rw"
     privileged: true
     tty: true
+  redis_{{ container_postfix }}:
+    image: redis:latest
+    container_name: tools_redis_{{ container_postfix }}
+    volumes:
+      - "../../redis/redis.conf:/usr/local/etc/redis/redis.conf"
+      - "redis_socket_{{ container_postfix }}:/var/run/redis/:rw"
+    entrypoint: ["redis-server"]
+    command: ["/usr/local/etc/redis/redis.conf"]
+{% endfor %}
   # A useful container that simply passes through log messages to the console
   # helpful for testing awx/tower logging
   # logstash:
@@ -56,16 +69,26 @@ services:
       POSTGRES_PASSWORD: {{ pg_password }}
     volumes:
       - "awx_db:/var/lib/postgresql/data"
-  redis:
-    image: redis:latest
-    container_name: tools_redis_1
+{% if cluster_node_count|int > 1 %}
+  haproxy:
+    image: haproxy
     volumes:
-      - "../../redis/redis.conf:/usr/local/etc/redis/redis.conf"
-      - "redis_socket:/var/run/redis/:rw"
-    entrypoint: ["redis-server"]
-    command: ["/usr/local/etc/redis/redis.conf"]
+      - "../ha.conf:/usr/local/etc/haproxy/haproxy.cfg"
+    depends_on:
+{% for i in range(cluster_node_count|int) -%}
+  {% set container_postfix = loop.index %}
+      - "awx_{{ container_postfix }}"
+{% endfor %}
+    ports:
+      - "8013:8013"
+      - "8043:8043"
+      - "1936:1936"
+{% endif -%} {# haproxy #}
 
 volumes:
   awx_db:
-  redis_socket:
   receptor:
+{% for i in range(cluster_node_count|int) -%}
+  {% set container_postfix = loop.index %}
+  redis_socket_{{ container_postfix }}:
+{% endfor -%}