feat: Add seaweedfs role (#15)

roles/seaweedfs/README.md

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+# seaweedfs
+
+Ansible role to install and configure [SeaweedFS](https://github.com/seaweedfs/seaweedfs).
+
+## Requirements
+
+None.
+
+## Dependencies
+
+None.
+
+## Role Variables
+
+Refer to [defaults/main.yml](defaults/main.yml) for a list of variables along with documentation.
+
+## Example Playbook
+
+```yaml
+- hosts: all
+  roles:
+    - role: hostinger.common.seaweedfs
+```
+
+## License
+
+See [LICENSE](../../LICENSE)

roles/seaweedfs/defaults/main.yml

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+---
+seaweedfs_version: 3.67
+seaweedfs_url: https://github.com/seaweedfs/seaweedfs/releases/download/{{ seaweedfs_version }}/{{ seaweedfs_os }}_{{ seaweedfs_arch }}.tar.gz
+seaweedfs_arch: amd64
+seaweedfs_os: linux
+seaweedfs_install_dir: /opt/seaweedfs/{{ seaweedfs_version }}
+seaweedfs_owner: root
+seaweedfs_group: root
+seaweedfs_config_dir: /etc/seaweedfs
+seaweedfs_service_state: started
+seaweedfs_command: server
+seaweedfs_args:
+  - -ip=127.0.0.1
+  - -volume.max=0
+  - -volume.fileSizeLimitMB=2048
+seaweedfs_s3_config: {}
+  # identities:
+  #   - name: default
+  #     credentials:
+  #       - accessKey: "example"
+  #         secretKey: "example"
+  #     actions:
+  #       - Admin
+  #       - Read
+  #       - List
+  #       - Tagging
+  #       - Write

roles/seaweedfs/handlers/main.yml

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+---
+- name: Reload systemd
+  ansible.builtin.systemd:
+    daemon_reload: true
+
+- name: Restart seaweedfs
+  ansible.builtin.systemd:
+    name: seaweedfs
+    state: restarted

roles/seaweedfs/meta/main.yml

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+---
+galaxy_info:
+  role_name: seaweedfs
+  author: hostinger
+  description: Ansible role to install and configure SeaweedFS
+  license: license (MIT)
+  min_ansible_version: "2.10"
+  platforms:
+  - name: Fedora
+    versions:
+    - all
+  - name: Debian
+    versions:
+    - all
+  - name: Ubuntu
+    versions:
+    - all
+  galaxy_tags:
+  - seaweedfs

roles/seaweedfs/molecule/default/converge.yml

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+---
+- name: Converge
+  hosts:
+  - all
+
+  roles:
+  - seaweedfs

roles/seaweedfs/molecule/default/molecule.yml

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+---
+dependency:
+  name: galaxy
+driver:
+  name: docker
+platforms:
+  - name: default
+    image: geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2204}-ansible:latest
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    cgroupns_mode: host
+    pre_build_image: true
+    privileged: true
+    platform: amd64
+provisioner:
+  name: ansible
+  playbooks:
+    converge: ${MOLECULE_PLAYBOOK:-converge.yml}

roles/seaweedfs/tasks/main.yml

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+---
+- name: Fail when unsupported architecture
+  ansible.builtin.fail:
+    msg: "Unsupported architecture"
+  when:
+    - seaweedfs_arch not in ['amd64', 'arm64']
+
+- name: Create directories
+  ansible.builtin.file:
+    path: "{{ item }}"
+    state: directory
+    owner: "{{ seaweedfs_owner }}"
+    group: "{{ seaweedfs_group }}"
+    mode: 0755
+  with_items:
+    - "{{ seaweedfs_install_dir }}"
+    - "{{ seaweedfs_config_dir }}"
+
+- name: Download tarball
+  ansible.builtin.get_url:
+    url: "{{ seaweedfs_url }}"
+    dest: "{{ seaweedfs_install_dir }}/seaweedfs.tar.gz"
+    mode: 0644
+    owner: "{{ seaweedfs_owner }}"
+    group: "{{ seaweedfs_group }}"
+    timeout: 30
+
+- name: Unarchive tarball
+  ansible.builtin.unarchive:
+    src: "{{ seaweedfs_install_dir }}/seaweedfs.tar.gz"
+    dest: "{{ seaweedfs_install_dir }}"
+    mode: 0755
+    creates: "{{ seaweedfs_install_dir }}/weed"
+    owner: "{{ seaweedfs_owner }}"
+    group: "{{ seaweedfs_group }}"
+    remote_src: true
+
+- name: Create symlink to binaries
+  ansible.builtin.file:
+    src: "{{ seaweedfs_install_dir }}/{{ item }}"
+    dest: /usr/bin/{{ item }}
+    state: link
+    force: true
+    owner: "{{ seaweedfs_owner }}"
+    group: "{{ seaweedfs_group }}"
+    mode: 0755
+  with_items:
+    - weed
+
+- name: Template service file
+  ansible.builtin.template:
+    src: seaweedfs.service.j2
+    dest: /etc/systemd/system/seaweedfs.service
+    mode: 0644
+    owner: root
+    group: root
+  notify:
+    - Restart seaweedfs
+
+- name: Template S3 config file
+  ansible.builtin.template:
+    src: s3.conf.j2
+    dest: "{{ seaweedfs_config_dir }}/s3.conf"
+    mode: 0644
+    owner: "{{ seaweedfs_owner }}"
+    group: "{{ seaweedfs_group }}"
+  notify:
+    - Restart seaweedfs
+
+- name: Enable and start service
+  ansible.builtin.service:
+    name: seaweedfs
+    enabled: true
+    state: "{{ seaweedfs_service_state }}"

roles/seaweedfs/templates/s3.conf.j2

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+{{ seaweedfs_s3_config | default({}) | to_nice_json }}

roles/seaweedfs/templates/seaweedfs.service.j2

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+[Unit]
+Description=SeaweedFS
+Documentation=https://github.com/seaweedfs/seaweedfs
+After=network.target
+
+[Service]
+User={{ seaweedfs_owner }}
+ExecStart=/usr/bin/weed {{ seaweedfs_command }} {% for arg in seaweedfs_args %}{{ arg }} {% endfor +%}
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target