Forked from reiz/Seamless web deployment with 1 loadbalancer and 3 application servers
Created
July 24, 2023 14:44
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Ansible Playbook for seamless deployment with Docker.
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--- | |
- hosts: app_server_1 | |
user: ubuntu | |
sudo: true | |
roles: | |
- docker_rails_app_build | |
- hosts: app_loadbalancer | |
user: ubuntu | |
sudo: true | |
tasks: | |
- name: take app_1 out of balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="server {{app_server_1}}\:8080\;" replace='# server {{app_server_1}}:8080;' backup=false | |
- name: restart nginx | |
shell: service nginx restart | |
- hosts: app_server_1 | |
user: ubuntu | |
sudo: true | |
roles: | |
- docker_rails_app_run_prod | |
- docker_rails_app_push | |
- hosts: app_loadbalancer | |
user: ubuntu | |
sudo: true | |
tasks: | |
- name: take app_1 back to balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="\# server {{app_server_1}}\:8080\;" replace='server {{app_server_1}}:8080;' backup=false | |
- name: take app_2 out of balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="server {{app_server_2}}\:8080\;" replace='# server {{app_server_2}}:8080;' backup=false | |
- name: restart nginx | |
shell: service nginx restart | |
- hosts: app_server_2 | |
user: ubuntu | |
sudo: true | |
roles: | |
- docker_rails_app_run_prod | |
- hosts: app_loadbalancer | |
user: ubuntu | |
sudo: true | |
tasks: | |
- name: wait a minute until Docker container is up and running | |
pause: minutes=1 | |
- name: take app_2 back to balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="\# server {{app_server_2}}\:8080\;" replace='server {{app_server_2}}:8080;' backup=false | |
- name: take app_3 out of balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="server {{app_server_3}}\:8080\;" replace='# server {{app_server_3}}:8080;' backup=false | |
- name: restart nginx | |
shell: service nginx restart | |
- hosts: app_server_3 | |
user: ubuntu | |
sudo: true | |
roles: | |
- docker_rails_app_run_prod | |
- hosts: app_loadbalancer | |
user: ubuntu | |
sudo: true | |
tasks: | |
- name: wait a minute until Docker container is up and running | |
pause: minutes=1 | |
- name: take app_3 back to balancing | |
replace: dest=/etc/nginx/conf.d/default.conf regexp="\# server {{app_server_3}}\:8080\;" replace='server {{app_server_3}}:8080;' backup=false | |
- name: restart nginx | |
shell: service nginx restart |
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