Innovenergy
/
Innovenergy_trunk
2
1
Fork 0
Code Issues 1 Pull Requests Packages Projects Releases Wiki Activity

Rabbitmq on top of VPN network, add users and passwords to rabbitmq 

Created skript for automatic update of all the installations
This commit is contained in:
Noe 2023-11-29 21:28:11 +01:00
parent 30e4991032
commit 980089d7e0
5 changed files with 262 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
csharp/App/Backend/Program.cs
View File

@ -11,6 +11,7 @@ using Microsoft.OpenApi.Models;
using InnovEnergy.Lib.Utils;
using RabbitMQ.Client;
namespace InnovEnergy.App.Backend;
public static class Program
@ -21,7 +22,7 @@ public static class Program
Watchdog.NotifyReady();
Db.Init();
var builder = WebApplication.CreateBuilder(args);
RabbitMqManager.InitializeEnvironment();
RabbitMqManager.StartRabbitMqConsumer();
Console.WriteLine("Queue declared");

148
csharp/App/Backend/Websockets/RabbitMQManager.cs
View File

@ -1,5 +1,9 @@
using System.Drawing.Printing;
using System.Net;
using System.Net.Security;
using System.Net.Sockets;
using System.Security.Authentication;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using System.Text.Json;
using InnovEnergy.App.Backend.Database;
@ -20,8 +24,130 @@ public static class RabbitMqManager
public static void InitializeEnvironment()
{
string vpnServerIp = "194.182.190.208";
Factory = new ConnectionFactory { HostName = vpnServerIp};
//string vpnServerIp = "194.182.190.208";
string vpnServerIp = "10.2.0.11";
// ConnectionFactory factory = new ConnectionFactory();
// factory.HostName = vpnServerIp;
// factory.AutomaticRecoveryEnabled = true;
// //factory.UserName = "";
// //factory.Password = "";
// factory.VirtualHost = "/";
// factory.Port = 5672;
//
// //factory.AuthMechanisms = new IAuthMechanismFactory[] { new ExternalMechanismFactory() };
//
// System.Diagnostics.Debug.WriteLine("2 ");
//
// X509Certificate2Collection certCollection = new X509Certificate2Collection();
// X509Certificate2 certificate = new X509Certificate2("/etc/rabbitmq/testca/ca_certificate.pem");
// certCollection.Add(certificate);
//
// factory.Ssl.Certs = certCollection;
// factory.Ssl.Enabled = true;
// factory.Ssl.ServerName = "Webserver-FrontAndBack";
// factory.Ssl.Version = SslProtocols.Tls11 | SslProtocols.Tls12 | SslProtocols.Tls13;
// factory.Ssl.AcceptablePolicyErrors = SslPolicyErrors.RemoteCertificateChainErrors;
// factory.Ssl.CertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) =>
// {
// if (sslPolicyErrors == SslPolicyErrors.RemoteCertificateChainErrors)
// {
// // Log or debug information about the chain
// foreach (var chainElement in chain.ChainElements)
// {
// Console.WriteLine($"Element Subject: {chainElement.Certificate.Subject}");
// Console.WriteLine($"Element Issuer: {chainElement.Certificate.Issuer}");
// // Add more details as needed
// }
// }
//
// // Your custom validation logic
// return sslPolicyErrors == SslPolicyErrors.None;
// };
Factory = new ConnectionFactory
{
HostName = vpnServerIp,
Port = 5672,
VirtualHost = "/",
UserName = "consumer",
Password = "faceaddb5005815199f8366d3d15ff8a",
//AuthMechanisms = new IAuthMechanismFactory[] { new ExternalMechanismFactory() },
// Ssl = new SslOption
// {
// Enabled = true,
// ServerName = "Webserver-FrontAndBack",
// //Roots = new X509Certificate2Collection { caCertificate },
// //CertPath = "/etc/rabbitmq/testca/ca_certificate.pem",
// CertPath = "/etc/rabbitmq/client/client_certificate.pem",
//
//
// // CertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) =>
// // {
// // //X509Certificate2 clientCertificate = new X509Certificate2("/etc/rabbitmq/client/client_certificate.pem");
// //
// // //X509Certificate2 caCertificate = new X509Certificate2("/etc/openvpn/client/ca-certificate");
// // X509Certificate2 caCertificate = new X509Certificate2("/etc/rabbitmq/testca/ca_certificate.pem");
// //
// //
// //
// // Console.WriteLine(certificate.Subject);
// // Console.WriteLine("---------------------------------");
// // //Console.WriteLine(certificate.GetPublicKey());
// // // Your custom validation logic using the CA certificate
// // // Return true if the certificate is valid, false otherwise
// // return certificate.Issuer == caCertificate.Subject;
// // }
// CertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) =>
// {
// X509Certificate2 caCertificate = new X509Certificate2("/etc/rabbitmq/testca/ca_certificate.pem");
//
// // Add the CA certificate to the chain policy's extra store
// chain.ChainPolicy.ExtraStore.Add(caCertificate);
//
// // Check if the chain builds successfully
// bool chainIsValid = chain.Build((X509Certificate2)certificate);
//
// if (!chainIsValid)
// {
// Console.WriteLine("Certificate chain validation failed:");
//
// // Print details of each chain status
// foreach (var chainStatus in chain.ChainStatus)
// {
// Console.WriteLine($"Chain Status: {chainStatus.Status}");
// Console.WriteLine($"Chain Status Information: {chainStatus.StatusInformation}");
// // Add more details as needed
// // Check if the failure is due to UntrustedRoot
// if (chainStatus.Status == X509ChainStatusFlags.UntrustedRoot)
// {
// // Manually check if the root certificate is the expected one
// if (certificate.Issuer == caCertificate.Subject)
// {
// Console.WriteLine("Manually trusting the root certificate.");
// chainIsValid = true;
// }
// }
// }
//
//
// }
//
// // Additional validation logic if needed
// Console.WriteLine($"Certificate Subject: {certificate.Subject}"+chainIsValid);
//
// // Return true if the certificate is valid
// return chainIsValid;
// }
//}
};
Connection = Factory.CreateConnection();
Channel = Connection.CreateModel();
Console.WriteLine("Middleware subscribed to RabbitMQ queue, ready for receiving messages");
@ -36,9 +162,8 @@ public static class RabbitMqManager
var body = ea.Body.ToArray();
var message = Encoding.UTF8.GetString(body);
StatusMessage? receivedStatusMessage = JsonSerializer.Deserialize<StatusMessage>(message);
var InstallationConnections = WebsocketManager.InstallationConnections;
lock (InstallationConnections)
lock (WebsocketManager.InstallationConnections)
{
//Consumer received a message
if (receivedStatusMessage != null)
@ -78,6 +203,7 @@ public static class RabbitMqManager
//Traverse the Alarm list, and store each of them to the database
if (receivedStatusMessage.Alarms != null)
{
Console.WriteLine("Add an alarm for installation "+receivedStatusMessage.InstallationId);
foreach (var alarm in receivedStatusMessage.Alarms)
{
Error newError = new Error
@ -95,11 +221,14 @@ public static class RabbitMqManager
}
}
var prevStatus = 0;
//This installation id does not exist in our data structure, add it.
if (!InstallationConnections.ContainsKey(installationId))
if (!WebsocketManager.InstallationConnections.ContainsKey(installationId))
{
prevStatus = -2;
Console.WriteLine("Create new empty list for installation: " + installationId);
InstallationConnections[installationId] = new InstallationInfo
WebsocketManager.InstallationConnections[installationId] = new InstallationInfo
{
Status = receivedStatusMessage.Status,
Timestamp = DateTime.Now
@ -107,13 +236,14 @@ public static class RabbitMqManager
}
else
{
InstallationConnections[installationId].Status = receivedStatusMessage.Status;
InstallationConnections[installationId].Timestamp = DateTime.Now;
prevStatus = WebsocketManager.InstallationConnections[installationId].Status;
WebsocketManager.InstallationConnections[installationId].Status = receivedStatusMessage.Status;
WebsocketManager.InstallationConnections[installationId].Timestamp = DateTime.Now;
}
//Console.WriteLine("----------------------------------------------");
//Update all the connected front-ends regarding this installation
if(InstallationConnections[installationId].Connections.Count > 0)
if(prevStatus != receivedStatusMessage.Status && WebsocketManager.InstallationConnections[installationId].Connections.Count > 0)
{
WebsocketManager.InformWebsocketsForInstallation(installationId);
}

55
csharp/App/Backend/Websockets/WebsockerManager.cs
View File

@ -1,12 +1,65 @@
using System.Net;
using System.Net.Sockets;
using System.Net.WebSockets;
using System.Text;
using System.Text.Json;
using InnovEnergy.App.Backend.Database;
using InnovEnergy.App.Backend.DataTypes;
using RabbitMQ.Client;
using RabbitMQ.Client.Events;
namespace InnovEnergy.App.Backend.Websockets;
public static class WebsocketManager
{
public static Dictionary<int, InstallationInfo> InstallationConnections = new Dictionary<int, InstallationInfo>();
public static void InformInstallationsToSubscribeToRabbitMq()
{
var installationIps = Db.Installations.Select(inst => inst.VpnIp).ToList();
Console.WriteLine("Count is "+installationIps.Count);
var maxRetransmissions = 2;
UdpClient udpClient = new UdpClient();
udpClient.Client.ReceiveTimeout = 2000;
int port = 9000;
//Send a message to each installation and tell it to subscribe to the queue
using (udpClient)
{
for (int i = 0; i < installationIps.Count; i++)
{
if(installationIps[i]==""){continue;}
Console.WriteLine("-----------------------------------------------------------");
Console.WriteLine("Trying to reach installation with IP: " + installationIps[i]);
//Try at most MAX_RETRANSMISSIONS times to reach an installation.
for (int j = 0; j < maxRetransmissions; j++)
{
string message = "This is a message from RabbitMQ server, you can subscribe to the RabbitMQ queue";
byte[] data = Encoding.UTF8.GetBytes(message);
udpClient.Send(data, data.Length, installationIps[i], port);
Console.WriteLine($"Sent UDP message to {installationIps[i]}:{port}: {message}");
IPEndPoint remoteEndPoint = new IPEndPoint(IPAddress.Parse(installationIps[i]), port);
try
{
byte[] replyData = udpClient.Receive(ref remoteEndPoint);
string replyMessage = Encoding.UTF8.GetString(replyData);
Console.WriteLine("Received " + replyMessage + " from installation " + installationIps[i]);
break;
}
catch (SocketException ex)
{
if (ex.SocketErrorCode == SocketError.TimedOut){Console.WriteLine("Timed out waiting for a response. Retry...");}
else{Console.WriteLine("Error: " + ex.Message);}
}
}
}
}
Console.WriteLine("Start RabbitMQ Consumer");
}
//Every 1 minute, check the timestamp of the latest received message for every installation.
//If the difference between the two timestamps is more than one minute, we consider this installation unavailable.
@ -26,6 +79,8 @@ public static class WebsocketManager
}
}
//Inform all the connected websockets regarding installation "installationId"
public static void InformWebsocketsForInstallation(int installationId)
{

34
csharp/App/SaliMax/deploy_all_installations.sh Executable file
View File

@ -0,0 +1,34 @@
#!/bin/bash
dotnet_version='net6.0'
salimax_ip="$1"
username='ie-entwicklung'
root_password='Salimax4x25'
set -e
echo -e "\n============================ Build ============================\n"
dotnet publish \
./SaliMax.csproj \
-p:PublishTrimmed=false \
-c Release \
-r linux-x64
echo -e "\n============================ Deploy ============================\n"
ip_addresses=("10.2.3.115" "10.2.3.104" "10.2.4.33" "10.2.4.32" "10.2.4.36" "10.2.4.35" "10.2.4.154" "10.2.4.113" "10.2.4.29")
for ip_address in "${ip_addresses[@]}"; do
rsync -v \
--exclude '*.pdb' \
./bin/Release/$dotnet_version/linux-x64/publish/* \
$username@"$ip_address":~/salimax
ssh "$username"@"$ip_address" "cd salimax && echo '$root_password' | sudo -S ./restart"
echo "Deployed and ran commands on $ip_address"
done

35
csharp/App/SaliMax/src/Program.cs
View File

@ -4,6 +4,7 @@ using System.Net.NetworkInformation;
using System.Net.Sockets;
using System.Reactive.Linq;
using System.Reactive.Threading.Tasks;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using Flurl.Http;
using InnovEnergy.App.SaliMax.Devices;
@ -50,8 +51,9 @@ internal static class Program
private static readonly Channel RelaysChannel ;
private static readonly Channel BatteriesChannel ;
private const String VpnServerIp = "194.182.190.208";
//private const String VpnServerIp = "194.182.190.208";
private const String VpnServerIp = "10.2.0.11";
private static IPAddress? _controllerIpAddress;
private static UdpClient _udpListener = null!;
private static ConnectionFactory? _factory ;
@ -314,7 +316,34 @@ internal static class Program
{
try
{
_factory = new ConnectionFactory { HostName = VpnServerIp };
//_factory = new ConnectionFactory { HostName = VpnServerIp };
_factory = new ConnectionFactory
{
HostName = VpnServerIp,
Port = 5672,
VirtualHost = "/",
UserName = "producer",
Password = "b187ceaddb54d5485063ddc1d41af66f",
// Ssl = new SslOption
// {
// Enabled = true,
// ServerName = VpnServerIp, // Disable hostname validation
// CertPath = "/etc/openvpn/client/client-certificate",
//
// CertificateValidationCallback = (sender, certificate, chain, sslPolicyErrors) =>
// {
// X509Certificate2 caCertificate = new X509Certificate2("/etc/openvpn/client/ca-certificate");
// //Console.WriteLine(caCertificate);
// //Console.WriteLine("---------------------------------");
// //Console.WriteLine(certificate.GetPublicKey());
// // Your custom validation logic using the CA certificate
// // Return true if the certificate is valid, false otherwise
// return certificate.Issuer == caCertificate.Subject;
// }
// }
};
_connection = _factory.CreateConnection();
_channel = _connection.CreateModel();
_channel.QueueDeclare(queue: "statusQueue", durable: true, exclusive: false, autoDelete: false, arguments: null);