#!/bin/bash

# Get all devices from an IoT Hub (iothub_name) that have the given tag (tag_key == tag_value)
# Can also filter using tags.number
# Execute an Azure command for each of the devices found
# Here the command will configure the modules of all the IoT Edge devices of Danish (as Danish have up to 29 devices) with the given template.

iothub_name="IotHub-CUBE-Prod"

tag_key="site"
tag_value="DANISH"

json_output=$(az iot hub query --hub-name $iothub_name --query-command "SELECT * FROM devices WHERE tags.$tag_key = '$tag_value' AND tags.number != '30' AND capabilities.iotEdge = true" --output json)

hashmap=$(echo "$json_output" | jq -r 'map({key: .tags.number, value: .deviceId}) | from_entries')

for key in $(echo "$hashmap" | jq -r 'keys | map(tonumber) | sort_by(.) | .[]'); do
    value=$(jq -r --arg k "$key" '.[$k]' <<< "$hashmap")

    az iot edge set-modules --device-id $value --hub-name $iothub_name --content moxa_ac_template_1.5_patch.json
done

echo $hashmap