merged support for cluster replacement with postgres persistence

ansible/roles/cluster-replacement/defaults/main.yml

@@ -21,7 +21,7 @@ haproxy_docker_swarm_additional_networks: []
 
 haproxy_docker_swarm_haproxy_constraints:
   - 'node.role == manager'
-haproxy_docker_swarm_additional_services: [{ acl_name: 'conductor-server', acl_rule: 'hdr_dom(host) -i conductor-server.int.d4science.net', stack_name: 'conductor', service_name: 'conductor-server', service_replica_num: '2', service_port: '8080', service_overlay_network: 'conductor-network', stick_sessions: False, stick_on_cookie: True, stick_cookie: 'JSESSIONID', stick_table: 'type ip size 2m expire 180m', balance_type: 'roundrobin', backend_options: '', http_check_enabled: True, http_check: 'meth GET uri /api/health ver HTTP/1.1 hdr Host localhost', http_check_expect: 'rstatus (2|3)[0-9][0-9]' }, { acl_name: 'conductor-ui', acl_rule: 'hdr_dom(host) -i conductor-ui.int.d4science.net', stack_name: 'conductor', service_name: 'conductor-ui', service_replica_num: '2', service_port: '5000', service_overlay_network: 'conductor-network', stick_sessions: False, stick_on_cookie: True, stick_cookie: 'JSESSIONID', stick_table: 'type ip size 2m expire 180m', balance_type: 'roundrobin', backend_options: '', http_check_enabled: True, http_check: 'meth GET uri / ver HTTP/1.1 hdr Host localhost', http_check_expect: 'rstatus (2|3)[0-9][0-9]' }]
+haproxy_docker_swarm_additional_services: [{ acl_name: 'conductor-server', acl_rule: 'hdr_dom(host) -i conductor-dev.int.d4science.net', stack_name: 'conductor', service_name: 'conductor-server', service_replica_num: '2', service_port: '8080', service_overlay_network: 'conductor-network', stick_sessions: False, stick_on_cookie: True, stick_cookie: 'JSESSIONID', stick_table: 'type ip size 2m expire 180m', balance_type: 'roundrobin', backend_options: '', http_check_enabled: True, http_check: 'meth GET uri /api/health ver HTTP/1.1 hdr Host localhost', http_check_expect: 'rstatus (2|3)[0-9][0-9]' }, { acl_name: 'conductor-ui', acl_rule: 'hdr_dom(host) -i conductorui-dev.int.d4science.net', stack_name: 'conductor', service_name: 'conductor-ui', service_replica_num: '2', service_port: '5000', service_overlay_network: 'conductor-network', stick_sessions: False, stick_on_cookie: True, stick_cookie: 'JSESSIONID', stick_table: 'type ip size 2m expire 180m', balance_type: 'roundrobin', backend_options: '', http_check_enabled: True, http_check: 'meth GET uri / ver HTTP/1.1 hdr Host localhost', http_check_expect: 'rstatus (2|3)[0-9][0-9]' }]
 #  - { acl_name: 'service', acl_rule: 'hdr_dom(host) -i service.example.com', stack_name: 'stack', service_name: 'service', service_replica_num: '1', service_port: '9999', service_overlay_network: 'service-network', stick_sessions: False, stick_on_cookie: True, stick_cookie: 'JSESSIONID', stick_table: 'type ip size 2m expire 180m', balance_type: 'roundrobin', backend_options: '', http_check_enabled: True, http_check: 'meth HEAD uri / ver HTTP/1.1 hdr Host localhost', http_check_expect: 'rstatus (2|3)[0-9][0-9]',  allowed_networks: '192.168.1.0/24 192.168.2.0/24' }
 
 haproxy_default_port: 80

ansible/roles/common/defaults/main.yaml

@@ -1,4 +1,4 @@
 ---
-target_path: /tmp/conductor_stack_postgres
+target_path: /tmp/conductor_stack_postgres_cluster_replacement
 conductor_network: conductor-network
 init_db: True

ansible/roles/conductor/tasks/main.yaml

@@ -1,4 +1,12 @@
 ---
+#- name: Display switches
+#  debug:
+#    msg: "Cluster replacement {{ cluster_replacement }}"
+
+#- name: Display switches
+#  debug:
+#    msg: "Negative condition {{(cluster_replacement is not defined or not cluster_replacement) or (cluster_check is not defined or not cluster_check)}}"
+
 - name: Generate conductor-swarm
   template:
     src: templates/conductor-swarm.yaml.j2

ansible/roles/conductor/templates/conductor-swarm.yaml.j2

@@ -1,5 +1,7 @@
 version: '3.6'
 
+{% set clustered = (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+
 services:
   conductor-server:
     environment:
@@ -7,17 +9,17 @@ services:
     image: nubisware/conductor-server
     networks:
       - {{ conductor_network }}
-{% if (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+{% if clustered %}
       - {{ haproxy_docker_overlay_network }} 
 {% endif %}
-{% if (cluster_replacement is not defined or not cluster_replacement) or (cluster_check is not defined or not cluster_check) %}
+{% if not clustered %}
     ports:
       - "8080:8080"
 {% endif %}
     deploy:
       mode: replicated
       replicas: {{ conductor_replicas }}
-{% if (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+{% if clustered %}
       endpoint_mode: dnsrr
 {% endif %}
       placement:
@@ -40,17 +42,17 @@ services:
     image: nubisware/conductor-ui
     networks:
       - {{ conductor_network }}
-{% if (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+{% if clustered %}
       - {{ haproxy_docker_overlay_network }}
 {% endif %}
-{% if (cluster_replacement is not defined or not cluster_replacement) or (cluster_check is not defined or not cluster_check) %}
+{% if not clustered %}
     ports:
       - "5000:5000"
 {% endif %}
     deploy:
       mode: replicated
       replicas: {{ conductor_replicas }}
-{% if (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+{% if clustered %}
       endpoint_mode: dnsrr
 {% endif %}
       placement:
@@ -63,7 +65,7 @@ services:
 
 networks:
    {{ conductor_network }}:
-{% if (cluster_replacement is defined and cluster_replacement) or (cluster_check is defined and cluster_check) %}
+{% if clustered %}
    {{ haproxy_docker_overlay_network }}: 
      external: True 
 {% endif %}