ridomin

Keybase proof

I hereby claim:

• I am ridomin on github.
• I am ridomin (https://keybase.io/ridomin) on keybase.
• I have a public key ASBq7sRbyP_O_D92H5hKcAmKqN26JnhtCR-etmECgo4YsAo

To claim this, I am signing this object:

ridomin

// @ts-check
const filterMap = (om, dtmi, kind) =>  Object.entries(om).filter(e => e[1].EntityKind === kind && e[1].ChildOf === dtmi).map(e => e[1])
export class InterfaceInfo {
    constructor (om, dtmi) {
        /** @type import("./DtdlOM").DtdlObjectModel */
        this.om = om
        this.telemetries = filterMap(om, dtmi, "Telemetry")
        this.properties = filterMap(om, dtmi, "Property")
        this.commands = filterMap(om, dtmi, "Command")
        this.components = filterMap(om, dtmi, "Component")

ridomin

using System;
using System.Collections.Generic;
using System.Linq;

var number = 45673;

var multiples = Multiples(number);

Console.WriteLine($"{number} is " + 
	$"{(multiples.Any() ? "not " : "")}prime");

ridomin

$root = gci "cert:\CurrentUser\my\<ca-thumbprint>"

Write-Host "Creating a Leaf Certificate chained to root:"
Write-Host "  Root Subject:" $root.Subject.Substring(3)
Write-Host "  Root Thumprint:" $root.Thumbprint

$certName = Read-Host "Device ID?"
$keyPwd = Read-Host "Key Password?" -AsSecureString

$cert = New-SelfSignedCertificate `

ridomin

-----BEGIN CERTIFICATE-----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ridomin

namespace DeviceHttpDemo;

public class Config
{
    public string host = "";
    public string did = "";
    public string key = "";
}

internal class SasAuth

ridomin

openapi: '3.0.2'
info:
  title: MyIoTAPI
  version: '1.0'


paths:
  /readDeviceInfo:
    get:
      operationId: "readDeviceInfo"

ridomin

using MQTTnet.Client.Options;
using System.Text;

namespace demistify_iothub
{
    public static class MqttNetExtensions
    {
        public static MqttClientOptionsBuilder WithAzureIoTHubCredentialsSas(this MqttClientOptionsBuilder builder, string hostName, string deviceId, string sasKey, string modelId = "", int sasMinutes = 60)
        {
            (string username, string password) = SasAuth.GenerateHubSasCredentials(hostName, deviceId, sasKey, modelId, sasMinutes);

ridomin

public static MqttClientOptionsBuilder WithAzureIoTHubCredentialsSas(this MqttClientOptionsBuilder builder, string hostName, string deviceId, string sasKey, string modelId, int sasMinutes = 60)
{
    (string username, string password) = SasAuth.GenerateHubSasCredentials(hostName, deviceId, sasKey, modelId, sasMinutes);
    builder
        .WithTcpServer(hostName, 8883)
        .WithTls()
        .WithClientId($"{deviceId}")
        .WithCredentials(username, password);

    return builder;

ridomin

namespace Rido.MqttCore
{
    public class SasAuth
    {
        private const string apiversion_2020_09_30 = "2020-09-30";
        public static string GetUserName(string hostName, string deviceId, string modelId = "") =>
            $"{hostName}/{deviceId}/?api-version={apiversion_2020_09_30}&model-id={modelId}";

        private static string Sign(string requestString, string key)
        {