+ Working prometheus setup for host metrics

docker-host/setup/tasks/prometheus.yml

@@ -0,0 +1,63 @@
+--- 
+- hosts: leftcoastlab
+  vars:
+    PROM_URL: "https://github.com/prometheus/node_exporter/releases/download/v1.3.1/node_exporter-1.3.1.linux-amd64.tar.gz"
+  become: yes
+  tasks:
+    - name: Include Global Vars
+      include_vars:
+        dir: ../vars
+
+#    - name: Download prometheus Node Explorer static binary tarball
+#      get_url:
+#        url: "{{ PROM_URL }}"
+#        dest: /tmp/prom-node-exporer.tar.gz
+#
+#    - name: Untar node exporter tarball package
+#      unarchive:
+#        src: /tmp/prom-node-exporer.tar.gz
+#        dest: /opt/prom-node-exporter
+#        creates: /opt/prom-node-exporter
+#        remote_src: yes
+#
+#    - name: Copy Unit file for node exporter
+#      copy:
+#        src: ../files/services/node_exporter.service
+#        dest: /etc/systemd/system/node_exporter.service
+#
+#    - name:  Install Node Exporter Service and Start
+#      systemd:
+#        daemon_reload: yes
+#        name: node_exporter
+#        state: restarted
+#        enabled: yes
+
+    - name: Ensure Prom Docker Volume Exists
+      community.docker.docker_volume:
+        name: prometheus-volume
+
+    - name: Ensure Config directory exists
+      file:
+        path: /opt/prometheus
+        state: directory
+
+    - name: Copy Prometheus template to target directory
+      template:
+        dest: /opt/prometheus/prometheus.yml
+        src: ../templates/prometheus.yml.j2
+
+    - name: Setup Prometheus (Containerized) Service
+      community.docker.docker_container:
+        name: prometheus
+        image: prom/prometheus
+        pull: yes
+        restart_policy: always
+        recreate: yes
+        volumes:
+          - "prometheus-volume:/prometheus"
+          - "/opt/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml"
+        ports:
+          - "{{PROM_PORT}}:{{PROM_PORT}}"
+
+
+