add ansible

promtail-ansible/roles/patrickjahns.promtail/tasks/install.yml

@@ -0,0 +1,104 @@
+---
+- name: Ensure unzip package is available
+  package:
+    name: unzip
+    state: present
+    update_cache: "{{ promtail_apt_update_cache }}"
+
+- name: Create promtail group
+  group:
+    name: "{{ promtail_system_group }}"
+    state: present
+    system: True
+  when: promtail_system_group != "root"
+
+- name: Create the promtail user
+  user:
+    name: "{{ promtail_system_user }}"
+    group: "{{ promtail_system_group }}"
+    groups: "{{ promtail_user_additional_groups }}"
+    append: True
+    shell: /usr/sbin/nologin
+    system: True
+    createhome: False
+    home: /
+  when: promtail_system_user != "root"
+
+- name: Ensure /usr/local/bin exists
+  file:
+    path: /usr/local/bin
+    state: directory
+    mode: 0755
+
+- name: Create config directories
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: root
+    group: "{{ promtail_system_group }}"
+    mode: 0770
+  loop:
+    - "{{ promtail_config_dir }}"
+    - "{{ promtail_config_file_sd_dir }}"
+    - "{{ promtail_positions_directory }}"
+
+- name: Create application dirs
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: "{{ promtail_system_user }}"
+    group: "{{ promtail_system_group }}"
+    mode: 0755
+  with_items:
+    - "{{ promtail_install_dir }}"
+    - "{{ promtail_install_dir }}/{{ promtail_version }}"
+
+- name: Check promtail binary
+  stat:
+    path: "{{ promtail_install_dir }}/{{ promtail_version }}/promtail-linux-{{ go_arch }}"
+  register: promtail_binary
+
+- name: Download promtail binaries
+  get_url:
+    url: "{{ promtail_dist_url }}"
+    dest: "{{ promtail_tmp_dir }}/{{ promtail_version }}_promtail-linux-{{ go_arch }}.zip"
+    force: True
+    checksum: "{{ promtail_custom_checksum if promtail_custom_checksum else 'sha256:' + __promtail_checksum }}"
+  when: not promtail_binary.stat.exists
+
+- name: Unpack promtail binaries
+  ignore_errors: "{{ ansible_check_mode }}"
+  unarchive:
+    src: "{{ promtail_tmp_dir }}/{{ promtail_version }}_promtail-linux-{{ go_arch }}.zip"
+    dest: "{{ promtail_install_dir }}/{{ promtail_version }}"
+    creates: "{{ promtail_install_dir }}/{{ promtail_version }}/promtail-linux-{{ go_arch }}"
+    mode: 0755
+    remote_src: True
+
+- name: Create symlink to latest version
+  notify:
+    - Restart promtail
+  ignore_errors: "{{ ansible_check_mode }}"
+  file:
+    state: link
+    src: "{{ promtail_install_dir }}/{{ promtail_version }}/promtail-linux-{{ go_arch }}"
+    dest: /usr/local/bin/promtail
+    mode: 0755
+
+- name: Write config
+  notify:
+    - Restart promtail
+  template:
+    src: config.j2
+    dest: "{{ promtail_config_file }}"
+    owner: root
+    group: "{{ promtail_system_group }}"
+    mode: 0644
+
+- name: Create systemd service unit
+  notify:
+    - Restart promtail
+  template:
+    src: "{{ promtail_systemd_service_template_file }}"
+    dest: "/etc/systemd/system/{{ promtail_systemd_service }}.service"
+    mode: 0644