Cut the comment bloat from the Podman playbooks

Comment blocks now stay within three lines and explain only the non-obvious. Long histories, include examples, and commented-out code are gone. No task, key, or value changed; the only data change is comment text inside the generated unit files.

monitoring/files/loki-config.yaml

@@ -25,9 +25,6 @@ query_range:
         enabled: true
         max_size_mb: 100
 
-# limits_config:
-#   metric_aggregation_enabled: truez
-
 schema_config:
   configs:
     - from: 2020-10-24
@@ -40,25 +37,9 @@ schema_config:
 
 pattern_ingester:
   enabled: true
-  # metric_aggregation:
-  #   enabled: true
-  #   loki_address: localhost:3100
 
 ruler:
   alertmanager_url: http://localhost:9093
 
 frontend:
   encoding: protobuf
-
-# By default, Loki will send anonymous, but uniquely-identifiable usage and configuration
-# analytics to Grafana Labs. These statistics are sent to https://stats.grafana.org/
-#
-# Statistics help us better understand how Loki is used, and they show us performance
-# levels for most users. This helps us prioritize features and documentation.
-# For more information on what's sent, look at
-# https://github.com/grafana/loki/blob/main/pkg/analytics/stats.go
-# Refer to the buildReport method to see what goes into a report.
-#
-# If you would like to disable reporting, uncomment the following lines:
-#analytics:
-#  reporting_enabled: false

monitoring/roles/loki/tasks/main.yaml

@@ -1,9 +1,6 @@
 ---
-# The image is configured to run by default as user loki 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.
+# The image runs as UID and GID 10001, so the data directory must be owned by 10001.
 
-# Tasks for Loki role
 - name: Pull Loki image
   docker_image:
     name: "{{ loki_image }}"
@@ -18,14 +15,6 @@
       owner: "{{ loki_user }}"
       mode: 0755
 
-# - name: Ensure Loki Config Directory exists
-#   file:
-#       path: "{{ loki_directory }}/config"
-#       state: directory
-#       group: "{{ loki_user }}"
-#       owner: "{{ loki_user }}"
-#       mode: 0755
-
 - name: Copy the Loki conf file
   template:
     src: "files/loki-config.yaml"

monitoring/vars/default.yml

@@ -21,26 +21,3 @@ promtail_image: grafana/promtail:latest
 promtail_directory: "{{ host_directory }}/promtail"
 promtail_user: "{{ loki_user }}"
 promtail_port: 9080
-
-# mosquitto_container: mosquitto
-# mosquitto_image: eclipse-mosquitto:latest
-# mosquitto_directory: "{{ host_directory }}/mosquitto"
-# mosquitto_user: 'root'
-
-# nodered_container: nodered
-# nodered_image: nodered/node-red:latest
-# nodered_directory: "{{ host_directory }}/nodered"
-# nodered_user: "{{ user }}"
-
-# influx_container: influxtestplay
-# influx_image: influxdb:latest
-# influx_directory: "{{ host_directory }}/influxtestplaydir"
-# influx_user: "{{ user }}"
-
-# grafana_container: grafana
-# grafana_image: grafana/grafana-enterprise:latest
-# grafana_directory: "{{ host_directory }}/grafana"
-# grafana_user: "{{ user }}"
-
-# http_host: "iot.tanshu.com"
-# http_conf: "iot.tanshu.com.conf"