services/power_mqtt: New config for Space 4

The power meters are not online yet, so this is not tested

roles/monitoring/templates/mqtt_exporter_config.yaml

@@ -15,7 +15,7 @@ export:
   - subscribe: bitlair/#
   - subscribe: bitlair/climate/+location/#
   - subscribe: bitlair/climate/+location/dust_mass/+size
-  - subscribe: bitlair/power/+group/#
+  - subscribe: bitlair/power/+net/+group/#
   - subscribe: bitlair/wifi/+ssid/#
 
   - subscribe: bitlair/state

roles/services/tasks/power_mqtt.yaml

@@ -12,22 +12,31 @@
     mode: 0755
   notify: restart power-mqtt
 
+- name: Remove old service
+  file:
+    path: /etc/systemd/system/power-mqtt.service
+    state: absent
+
 - name: Install power-mqtt service
   template:
     src: generic.service
-    dest: /etc/systemd/system/power-mqtt.service
+    dest: /etc/systemd/system/power-mqtt@.service
     owner: root
     group: root
     mode: 0644
   vars:
-    description: SMD630 to MQTT Probe
-    exec: /var/lib/power-mqtt.py
-  notify: restart power-mqtt
+    description: "SMD630 to MQTT Probe"
+    exec: "/var/lib/power-mqtt.py %i"
+  notify: restart power-mqtt@
 
-- name: Start power-mqtt
+- name: Enable power-mqtt
   systemd:
-    name: power-mqtt
+    name: "power-mqtt@{{ item.net }}/{{ item.ip }}"
     state: started
     enabled: yes
     daemon_reload: true
-
+  with_items:
+    - net: space
+      ip: 0.0.0.0
+    - net: unicorndept
+      ip: 0.0.0.0

roles/services/templates/generic.service

@@ -1,4 +1,4 @@
-# Managed by Ansible
+# {{ ansible_managed }}
 
 [Unit]
 Description={{ description }}

roles/services/templates/power-mqtt.py

@@ -1,13 +1,16 @@
 #!/usr/bin/env python3
 
+# {{ ansible_managed }}
+
 import paho.mqtt.client as mqtt
 import paho.mqtt.subscribe as subscribe
 from time import sleep
+import os
 import requests
 
 
-sdm630_host = '100.64.0.187'
 mqtt_host = '{{ mqtt_internal_host }}'
+(net, sdm630_host) = os.argv[1].split('/')
 
 
 client = mqtt.Client()
@@ -19,10 +22,10 @@ while True:
     try:
         data = requests.get(f'http://{sdm630_host}/api/v1/data').json()
         client.publish('bitlair/power/total_kwh', data['total_power_import_kwh'])
-        client.publish('bitlair/power/All/now_w', data['active_power_w'])
-        client.publish('bitlair/power/L1/now_w', data['active_power_l1_w'])
-        client.publish('bitlair/power/L2/now_w', data['active_power_l2_w'])
-        client.publish('bitlair/power/L3/now_w', data['active_power_l3_w'])
+        client.publish(f'bitlair/power/{net}/All/now_w', data['active_power_w'])
+        client.publish(f'bitlair/power/{net}/L1/now_w', data['active_power_l1_w'])
+        client.publish(f'bitlair/power/{net}/L2/now_w', data['active_power_l2_w'])
+        client.publish(f'bitlair/power/{net}/L3/now_w', data['active_power_l3_w'])
     except Exception as err:
         print(err)
         continue