From 62c5dbf2c4e1014910b13860ba4e6fe06f6ffd08 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sun, 19 Sep 2021 02:20:57 +0200
Subject: improved sensors initialization

---
 .../group_vars/chaos-at-home-sensors/vars.yml      | 33 +++++++++++++++-------
 inventory/host_vars/ch-sensors1.yml                | 19 +++++++++----
 2 files changed, 36 insertions(+), 16 deletions(-)

(limited to 'inventory')

diff --git a/inventory/group_vars/chaos-at-home-sensors/vars.yml b/inventory/group_vars/chaos-at-home-sensors/vars.yml
index 2eea9b2c..7f4a93eb 100644
--- a/inventory/group_vars/chaos-at-home-sensors/vars.yml
+++ b/inventory/group_vars/chaos-at-home-sensors/vars.yml
@@ -1,5 +1,20 @@
 ---
 sensornode_network_wired: no
+sensornode_sensors: {}
+
+# TODO: add script to initialize i2c devices
+## I2C Bus init examples:
+##  * add 8ch mux:   echo "pca9548 0x70" > /sys/bus/i2c/devices/i2c-0/new_device
+##  * add DS2482:    echo "ds2482 0x18" > /sys/bus/i2c/devices/i2c-0/new_device
+##  * add ADS1115:   echo "ads1115 0x48" > /sys/bus/i2c/devices/i2c-0/new_device
+##  * add BME280:    echo "bme280 0x76" > /sys/bus/i2c/devices/i2c-1/new_device
+##  * add BMP280:    echo "bmp280 0x77" > /sys/bus/i2c/devices/i2c-1/new_device
+##  * add AM2315:    echo "am2315 0x5c" > /sys/bus/i2c/devices/i2c-1/new_device
+##  * add MCP3221:   echo "mcp3221 0x4d" > /sys/bus/i2c/devices/i2c-2/new_device
+
+# TODO: add collector for prometheus to export i2c-sensor data
+
+
 
 install_playbook: openwrt
 
@@ -59,17 +74,15 @@ openwrt_mixin:
   /etc/htoprc:
     file: "{{ global_files_dir }}/common/htoprc"
 
-# TODO: add script to initialize i2c devices
-## I2C Bus init examples:
-##  * add 8ch mux:   echo "pca9548 0x70" > /sys/bus/i2c/devices/i2c-0/new_device
-##  * add DS2482:    echo "ds2482 0x18" > /sys/bus/i2c/devices/i2c-0/new_device
-##  * add ADS1115:   echo "ads1115 0x48" > /sys/bus/i2c/devices/i2c-0/new_device
-##  * add BME280:    echo "bme280 0x76" > /sys/bus/i2c/devices/i2c-1/new_device
-##  * add BMP280:    echo "bmp280 0x77" > /sys/bus/i2c/devices/i2c-1/new_device
-##  * add AM2315:    echo "am2315 0x5c" > /sys/bus/i2c/devices/i2c-1/new_device
-##  * add MCP3221:   echo "mcp3221 0x4d" > /sys/bus/i2c/devices/i2c-2/new_device
+  /etc/sensors.json:
+    content: "{{ sensornode_sensors | to_nice_json(indent=2) }}\n"
 
-# TODO: add collector for prometheus to export i2c-sensor data
+  /usr/lib/lua/sensors.lua:
+    file: "{{ global_files_dir }}/common/openwrt/sensors.module_lua"
+
+  /usr/libexec/sensors-init.lua:
+    file: "{{ global_files_dir }}/common/openwrt/sensors-init.lua"
+    mode: "0755"
 
 
 openwrt_uci:
diff --git a/inventory/host_vars/ch-sensors1.yml b/inventory/host_vars/ch-sensors1.yml
index 52617de0..7efd03e4 100644
--- a/inventory/host_vars/ch-sensors1.yml
+++ b/inventory/host_vars/ch-sensors1.yml
@@ -1,25 +1,32 @@
 ---
 #sensornode_network_wired: yes
 
-senosrnode_sensors:
+sensornode_sensors:
   i2c:
-  - bus: 0
+  - number: 0
     devices:
     - address: 0x70
       driver: pca9548
       channels:
-      - channel: 0
+      - number: 0
         devices:
         - name: foo
           address: 0x76
           driver: bme280
-      - channel: 1
+      - number: 1
         devices:
         - name: bar
           address: 0x77
           driver: bmp280
-      - channel: 2
+      - number: 2
+        devices:
+        - name: baz
+          address: 0x5c
+          driver: am2315
+      - number: 7
         devices:
         - address: 0x18
           driver: ds2482
-  1wire: {}
+  1wire:
+  - name: hugo
+    address: 28-012113511280
-- 
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