Add the monitoring stack

monitoring/roles/promtail/defaults/main.yaml

@@ -0,0 +1,6 @@
+---
+# Default variables for Mosquitto role
+mosquitto_user: "{{ ansible_user }}"
+mosquitto_image: "mosquitto:latest"
+mosquitto_directory: "/opt/mosquitto"
+mosquitto_container: "mosquitto"

monitoring/roles/promtail/tasks/main.yaml

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+---
+# The image is configured to run by default as user promtail with UID 10001 and GID 10001.
+# You can use a different user, specially if you are using bind mounts, by specifying
+# the UID with a docker run command and using --user=UID with a numeric UID suited to your needs.
+
+# Tasks for Promtail role
+- name: Pull Promtail image
+  docker_image:
+    name: "{{ promtail_image }}"
+    source: pull
+    force_source: yes
+
+- name: Ensure Promtail Directory exists
+  file:
+      path: "{{ promtail_directory }}"
+      state: directory
+      group: "{{ promtail_user }}"
+      owner: "{{ promtail_user }}"
+      mode: 0755
+
+- name: Copy the Promtail conf file
+  template:
+    src: "files/promtail-config.yaml"
+    dest: "{{ promtail_directory }}/promtail-config.yaml"
+    group: "{{ promtail_user }}"
+    owner: "{{ promtail_user }}"
+    mode: 0644
+
+- name: Create Promtail container
+  docker_container:
+    name: "{{ promtail_container }}"
+    image: "{{ promtail_image }}"
+    state: started
+    restart_policy: "unless-stopped"
+    links:
+      - "{{ loki_container }}:loki"
+    volumes:
+      - "{{ promtail_directory }}:/mnt/config"
+      - "/var/log:/var/log:ro"
+      - "/var/lib/docker/containers:/var/lib/docker/containers:ro"
+    # published_ports:
+    #   - "127.0.0.1:{{ promtail_port }}:9080"
+    command:
+      - "-config.file=/mnt/config/promtail-config.yaml"