diff --git a/services.yaml b/deploy.yaml similarity index 100% rename from services.yaml rename to deploy.yaml diff --git a/init.yaml b/init.yaml index 65ee66e..dab8295 100644 --- a/init.yaml +++ b/init.yaml @@ -9,6 +9,7 @@ roles: - geerlingguy.docker - geerlingguy.pip + - kadet.docker-swarm tasks: - name: "Add '{{ ansible_user }}' to docker group" @@ -16,17 +17,6 @@ user: "{{ ansible_user }}" groups: docker append: yes - - - name: Init a new swarm with default parameters - community.docker.docker_swarm: - state: present - advertise_addr: "{{ swarm_addr|default(omit) }}" - - - name: Init docker network for ingress - community.docker.docker_network: - name: traefik - scope: swarm - driver: overlay - name: Deploy services include_tasks: tasks/deploy.yml diff --git a/roles/kadet.docker-swarm/.travis.yml b/roles/kadet.docker-swarm/.travis.yml new file mode 100644 index 0000000..36bbf62 --- /dev/null +++ b/roles/kadet.docker-swarm/.travis.yml @@ -0,0 +1,29 @@ +--- +language: python +python: "2.7" + +# Use the new container infrastructure +sudo: false + +# Install ansible +addons: + apt: + packages: + - python-pip + +install: + # Install ansible + - pip install ansible + + # Check ansible version + - ansible --version + + # Create ansible.cfg with correct roles_path + - printf '[defaults]\nroles_path=../' >ansible.cfg + +script: + # Basic role syntax check + - ansible-playbook tests/test.yml -i tests/inventory --syntax-check + +notifications: + webhooks: https://galaxy.ansible.com/api/v1/notifications/ \ No newline at end of file diff --git a/roles/kadet.docker-swarm/README.md b/roles/kadet.docker-swarm/README.md new file mode 100644 index 0000000..225dd44 --- /dev/null +++ b/roles/kadet.docker-swarm/README.md @@ -0,0 +1,38 @@ +Role Name +========= + +A brief description of the role goes here. + +Requirements +------------ + +Any pre-requisites that may not be covered by Ansible itself or the role should be mentioned here. For instance, if the role uses the EC2 module, it may be a good idea to mention in this section that the boto package is required. + +Role Variables +-------------- + +A description of the settable variables for this role should go here, including any variables that are in defaults/main.yml, vars/main.yml, and any variables that can/should be set via parameters to the role. Any variables that are read from other roles and/or the global scope (ie. hostvars, group vars, etc.) should be mentioned here as well. + +Dependencies +------------ + +A list of other roles hosted on Galaxy should go here, plus any details in regards to parameters that may need to be set for other roles, or variables that are used from other roles. + +Example Playbook +---------------- + +Including an example of how to use your role (for instance, with variables passed in as parameters) is always nice for users too: + + - hosts: servers + roles: + - { role: username.rolename, x: 42 } + +License +------- + +BSD + +Author Information +------------------ + +An optional section for the role authors to include contact information, or a website (HTML is not allowed). diff --git a/roles/kadet.docker-swarm/defaults/main.yml b/roles/kadet.docker-swarm/defaults/main.yml new file mode 100644 index 0000000..dc6e69a --- /dev/null +++ b/roles/kadet.docker-swarm/defaults/main.yml @@ -0,0 +1,2 @@ +--- +swarm_global_networks: [] diff --git a/roles/kadet.docker-swarm/handlers/main.yml b/roles/kadet.docker-swarm/handlers/main.yml new file mode 100644 index 0000000..c5d1be5 --- /dev/null +++ b/roles/kadet.docker-swarm/handlers/main.yml @@ -0,0 +1,2 @@ +--- +# handlers file for kadet.docker-swarm diff --git a/roles/kadet.docker-swarm/meta/main.yml b/roles/kadet.docker-swarm/meta/main.yml new file mode 100644 index 0000000..02acbac --- /dev/null +++ b/roles/kadet.docker-swarm/meta/main.yml @@ -0,0 +1,7 @@ +galaxy_info: + author: Kacper Donat + description: Docker Swarm role + license: MIT + min_ansible_version: 2.10 + +dependencies: [] diff --git a/roles/kadet.docker-swarm/tasks/main.yml b/roles/kadet.docker-swarm/tasks/main.yml new file mode 100644 index 0000000..e0565e4 --- /dev/null +++ b/roles/kadet.docker-swarm/tasks/main.yml @@ -0,0 +1,12 @@ +--- +- name: Init a new swarm with default parameters + community.docker.docker_swarm: + state: present + advertise_addr: "{{ swarm_addr|default(omit) }}" + +- name: Init global networks for swarm + community.docker.docker_network: + name: "{{ item.name }}" + driver: "{{ item.driver|default('overlay') }}" + scope: swarm + loop: "{{ swarm_global_networks }}" diff --git a/roles/kadet.docker-swarm/tests/inventory b/roles/kadet.docker-swarm/tests/inventory new file mode 100644 index 0000000..878877b --- /dev/null +++ b/roles/kadet.docker-swarm/tests/inventory @@ -0,0 +1,2 @@ +localhost + diff --git a/roles/kadet.docker-swarm/tests/test.yml b/roles/kadet.docker-swarm/tests/test.yml new file mode 100644 index 0000000..7dfb436 --- /dev/null +++ b/roles/kadet.docker-swarm/tests/test.yml @@ -0,0 +1,5 @@ +--- +- hosts: localhost + remote_user: root + roles: + - kadet.docker-swarm diff --git a/roles/kadet.docker-swarm/vars/main.yml b/roles/kadet.docker-swarm/vars/main.yml new file mode 100644 index 0000000..e3e7ebc --- /dev/null +++ b/roles/kadet.docker-swarm/vars/main.yml @@ -0,0 +1,2 @@ +--- +# vars file for kadet.docker-swarm diff --git a/services/helloworld/stack.yml b/services/helloworld/stack.yml index aab7980..6edbdde 100644 --- a/services/helloworld/stack.yml +++ b/services/helloworld/stack.yml @@ -7,7 +7,7 @@ services: labels: - traefik.enable=true - traefik.http.routers.{{ service }}.rule=Host(`kadet.local`) && PathPrefix(`/hello/`) - - traefik.http.services.{{ service }}.loadbalancer.server.port=8080 - traefik.http.routers.{{ service }}.middlewares={{ service }}-strip + - traefik.http.services.{{ service }}.loadbalancer.server.port=8080 - traefik.http.middlewares.{{ service }}-strip.stripprefix.prefixes=/hello/ networks: ['traefik'] diff --git a/services/traefik/stack.yml b/services/traefik/stack.yml index 0b2ad56..bbfcaf7 100644 --- a/services/traefik/stack.yml +++ b/services/traefik/stack.yml @@ -7,8 +7,9 @@ services: - 80:80 - 443:443 volumes: - - ./config/traefik.yaml:/etc/traefik/traefik.yaml - - /var/run/docker.sock:/var/run/docker.sock + - ./config/traefik.yaml:/etc/traefik/traefik.yaml:ro + - ./config/dynamic:/etc/traefik/dynamic:ro + - /var/run/docker.sock:/var/run/docker.sock:ro deploy: placement: constraints: diff --git a/services/traefik/tasks/config.yml b/services/traefik/tasks/config.yml new file mode 100644 index 0000000..4953a39 --- /dev/null +++ b/services/traefik/tasks/config.yml @@ -0,0 +1,11 @@ +--- +- name: 'Copy static config for "{{ service }}"' + copy: + src: "{{ service_path }}/config/traefik.yaml" + dest: "{{ remote_service_path }}/config/traefik.yaml" + +- name: 'Ensure dynamic config directory exists' + file: + path: "{{ remote_service_path }}/config/dynamic" + state: directory + owner: "{{ ansible_user }}" diff --git a/tasks/deploy.yml b/tasks/deploy.yml index 5d6ed79..166803a 100644 --- a/tasks/deploy.yml +++ b/tasks/deploy.yml @@ -7,37 +7,28 @@ - name: 'Ensure "{{ service }}" service config directory exist' file: - path: "{{ remote_services_root }}/{{ service }}" + path: "{{ remote_service_path }}/config" state: directory recurse: true owner: "{{ ansible_user }}" -- name: 'Ensure "{{ service }}" service config directory exist' - file: - path: "{{ remote_services_root }}/{{ service }}/config" - state: directory - recurse: true - owner: "{{ ansible_user }}" - -- name: 'Synchronise "{{ service }}" configuration' - template: - src: "{{ services_root }}/{{ service }}/stack.yml" - dest: "{{ remote_services_root }}/{{ service }}/stack.yml" - -- name: 'Include vars for "{{ service }}" service' - copy: - src: "{{ file }}" - dest: "{{ remote_services_root }}/{{ file | replace(services_root, '') }}" - with_fileglob: "{{ services_root }}/{{ service }}/config/*" +- name: 'Load configuration tasks for "{{ service }}"' + include_tasks: "{{ file }}" + with_fileglob: "{{ services_root }}/{{ service }}/tasks/*" loop_control: loop_var: file -- name: 'Deploy "{{ service }}" docker stack' +- name: 'Copy stack file of "{{ service }}" to remote server' + template: + src: "{{ services_root }}/{{ service }}/stack.yml" + dest: "{{ remote_service_path }}/stack.yml" + +- name: 'Deploy "{{ service }}" stack to docker' community.docker.docker_stack: name: "{{ service }}" + prune: yes compose: - - "{{ remote_services_root }}/{{ service }}/stack.yml" - - version: "{{ compose_version }}" - networks: - traefik: - external: true + - "{{ remote_service_path }}/stack.yml" + - version: "{{ compose_version }}" + networks: "{{ dict(swarm_global_networks | map(attribute='name') | zip_longest([], fillvalue={ 'external': True })) }}" + diff --git a/vars/environment.yml b/vars/environment.yml index e31ffbc..22fcb59 100644 --- a/vars/environment.yml +++ b/vars/environment.yml @@ -7,3 +7,7 @@ pip_install_packages: ansible_python_interpreter: /usr/bin/python3 pip_package: python3-pip pip_executable: pip3 + +swarm_addr: eth0 +swarm_global_networks: + - name: traefik diff --git a/vars/services.yml b/vars/services.yml index dbe8392..0b663d0 100644 --- a/vars/services.yml +++ b/vars/services.yml @@ -1,6 +1,10 @@ --- services_root: "{{ './services' | realpath }}" +service_path: "{{ services_root }}/{{ service }}" + services: "{{ lookup('pipe', 'ls -1 ' + services_root).split('\n') | list }}" + remote_services_root: /var/services +remote_service_path: "{{ remote_services_root }}/{{ service }}" compose_version: "3.7"