From 1a3627cebed7bf6e809ce9ba0ba51eb847040228 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Sun, 5 Sep 2021 02:42:14 +0200
Subject: move sensor nodes to new openwrt release

---
 .../group_vars/chaos-at-home-sensors/vars.yml      | 37 ++++++++++++++++------
 1 file changed, 28 insertions(+), 9 deletions(-)

(limited to 'inventory/group_vars/chaos-at-home-sensors/vars.yml')

diff --git a/inventory/group_vars/chaos-at-home-sensors/vars.yml b/inventory/group_vars/chaos-at-home-sensors/vars.yml
index c725c053..fc0972e8 100644
--- a/inventory/group_vars/chaos-at-home-sensors/vars.yml
+++ b/inventory/group_vars/chaos-at-home-sensors/vars.yml
@@ -4,10 +4,10 @@ sensornode_network_wired: no
 install_playbook: openwrt
 
 openwrt_variant: openwrt
-openwrt_release: 19.07.8
+openwrt_release: 21.02.0
 openwrt_arch: ramips
 openwrt_target: mt76x8
-openwrt_profile: omega2p
+openwrt_profile: onion_omega2p
 openwrt_output_image_suffixes:
   - "{{ openwrt_profile }}-squashfs-sysupgrade.bin"
 
@@ -19,7 +19,11 @@ openwrt_packages_remove:
   - odhcpd-ipv6only
 openwrt_packages_add:
   - kmod-i2c-mt7628
+  - kmod-i2c-mux-pca954x
   - kmod-iio-bmp280-i2c
+  - kmod-iio-am2315
+  - kmod-hwmon-ads1015
+  - kmod-hwmon-mcp3021
   - kmod-usb-storage
   - kmod-usb-storage-extras
   - kmod-fs-vfat
@@ -37,6 +41,7 @@ openwrt_packages_add:
   - iptraf-ng
   - usbutils
   - i2c-tools
+  - iio-utils
   - prometheus-node-exporter-lua
   - prometheus-node-exporter-lua-netstat
   - prometheus-node-exporter-lua-openwrt
@@ -50,6 +55,16 @@ 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 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 AM2315:    echo "am2315 0x5c" > /sys/bus/i2c/devices/i2c-1/new_device
+##  * add MCP3221:   echo "mcp3221 0x77" > /sys/bus/i2c/devices/i2c-2/new_device
+
+# TODO: add collector for prometheus to export i2c-sensor data
+
 
 openwrt_uci:
   system:
@@ -66,10 +81,7 @@ openwrt_uci:
         enabled: '1'
         enable_server: '0'
         server:
-          - '0.lede.pool.ntp.org'
-          - '1.lede.pool.ntp.org'
-          - '2.lede.pool.ntp.org'
-          - '3.lede.pool.ntp.org'
+          - '{{ network_zones.iot.prefix | ipaddr(network_zones.iot.offsets["ch-iot"]) | ipaddr("address") }}'
 
   dropbear:
     - name: dropbear
@@ -78,6 +90,13 @@ openwrt_uci:
         RootPasswordAuth: 'off'
         Port: '{{ ansible_port }}'
 
+  prometheus-node-exporter-lua:
+    - name: prometheus-node-exporter-lua 'main'
+      options:
+        listen_interface: 'iot'
+        listen_ipv6: '0'
+        listen_port: '9100'
+
   network:
     - name: globals 'globals'
       options:
@@ -85,21 +104,21 @@ openwrt_uci:
 
     - name: interface 'loopback'
       options:
-        ifname: lo
+        device: lo
         proto: static
         ipaddr: 127.0.0.1
         netmask: 255.0.0.0
 
     - name: interface 'iot'
       options:
-        ifname: "{{ sensornode_network_wired | ternary('eth0', 'wlan0') }}"
+        device: "{{ sensornode_network_wired | ternary('eth0', 'wlan0') }}"
         proto: static
         ipaddr: "{{ network_zones.iot.prefix | ipaddr(network_zones.iot.offsets[inventory_hostname]) | ipaddr('address') }}"
         netmask: "{{ network_zones.iot.prefix | ipaddr('netmask') }}"
 
     - name: interface 'unused'
       options:
-        ifname: "{{ sensornode_network_wired | ternary('wlan0', 'eth0') }}"
+        device: "{{ sensornode_network_wired | ternary('wlan0', 'eth0') }}"
         proto: none
 
   wireless:
-- 
cgit v1.2.3