feat: Add main application views and structure
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- Implemented CreateInstanceView for creating new instances. - Added HostsView for managing SSH hosts with CRUD operations. - Created InstancesView for displaying and managing instances. - Developed LogsView for viewing operation logs. - Introduced SecretsView for managing secrets associated with hosts. - Established SettingsView for configuring application settings. - Created MainWindow as the main application window with navigation. - Added app manifest and configuration files for logging and settings.
This commit is contained in:
Matt Batchelder
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using System.Collections.ObjectModel;
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using System.Security.Cryptography;
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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.DependencyInjection;
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using OTSSignsOrchestrator.Core.Data;
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using OTSSignsOrchestrator.Core.Models.DTOs;
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using OTSSignsOrchestrator.Core.Models.Entities;
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using OTSSignsOrchestrator.Core.Services;
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using OTSSignsOrchestrator.Desktop.Services;
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namespace OTSSignsOrchestrator.Desktop.ViewModels;
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/// <summary>
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/// ViewModel for the Create Instance form.
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/// Simplified: Customer Name, Abbreviation, SSH Host, and optional Newt credentials.
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/// All other config comes from the Settings page.
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/// </summary>
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public partial class CreateInstanceViewModel : ObservableObject
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{
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private readonly IServiceProvider _services;
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[ObservableProperty] private string _statusMessage = string.Empty;
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[ObservableProperty] private bool _isBusy;
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[ObservableProperty] private string _deployOutput = string.Empty;
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[ObservableProperty] private double _progressPercent;
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[ObservableProperty] private string _progressStep = string.Empty;
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// Core form fields — only these two are required from the user
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[ObservableProperty] private string _customerName = string.Empty;
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[ObservableProperty] private string _customerAbbrev = string.Empty;
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// Optional Pangolin/Newt credentials (per-instance)
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[ObservableProperty] private string _newtId = string.Empty;
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[ObservableProperty] private string _newtSecret = string.Empty;
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// CIFS / SMB credentials (per-instance, defaults loaded from global settings)
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[ObservableProperty] private string _cifsServer = string.Empty;
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[ObservableProperty] private string _cifsShareBasePath = string.Empty;
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[ObservableProperty] private string _cifsUsername = string.Empty;
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[ObservableProperty] private string _cifsPassword = string.Empty;
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[ObservableProperty] private string _cifsExtraOptions = string.Empty;
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// SSH host selection
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[ObservableProperty] private ObservableCollection<SshHost> _availableHosts = new();
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[ObservableProperty] private SshHost? _selectedSshHost;
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// ── Derived preview properties ───────────────────────────────────────────
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public string PreviewStackName => Valid ? $"{Abbrev}-cms-stack" : "—";
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public string PreviewServiceWeb => Valid ? $"{Abbrev}-web" : "—";
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public string PreviewServiceCache => Valid ? $"{Abbrev}-memcached" : "—";
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public string PreviewServiceChart => Valid ? $"{Abbrev}-quickchart" : "—";
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public string PreviewServiceNewt => Valid ? $"{Abbrev}-newt" : "—";
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public string PreviewNetwork => Valid ? $"{Abbrev}-net" : "—";
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public string PreviewVolCustom => Valid ? $"{Abbrev}-cms-custom" : "—";
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public string PreviewVolBackup => Valid ? $"{Abbrev}-cms-backup" : "—";
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public string PreviewVolLibrary => Valid ? $"{Abbrev}-cms-library" : "—";
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public string PreviewVolUserscripts => Valid ? $"{Abbrev}-cms-userscripts": "—";
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public string PreviewVolCaCerts => Valid ? $"{Abbrev}-cms-ca-certs" : "—";
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public string PreviewSecret => Valid ? $"{Abbrev}-cms-db-password": "—";
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public string PreviewMySqlDb => Valid ? $"{Abbrev}_cms_db" : "—";
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public string PreviewMySqlUser => Valid ? $"{Abbrev}_cms" : "—";
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public string PreviewCmsUrl => Valid ? $"https://{Abbrev}.ots-signs.com" : "—";
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private string Abbrev => CustomerAbbrev.Trim().ToLowerInvariant();
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private bool Valid => Abbrev.Length == 3 && System.Text.RegularExpressions.Regex.IsMatch(Abbrev, "^[a-z]{3}$");
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// ─────────────────────────────────────────────────────────────────────────
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public CreateInstanceViewModel(IServiceProvider services)
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{
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_services = services;
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_ = LoadHostsAsync();
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_ = LoadCifsDefaultsAsync();
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}
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partial void OnCustomerAbbrevChanged(string value) => RefreshPreview();
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private void RefreshPreview()
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{
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OnPropertyChanged(nameof(PreviewStackName));
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OnPropertyChanged(nameof(PreviewServiceWeb));
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OnPropertyChanged(nameof(PreviewServiceCache));
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OnPropertyChanged(nameof(PreviewServiceChart));
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OnPropertyChanged(nameof(PreviewServiceNewt));
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OnPropertyChanged(nameof(PreviewNetwork));
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OnPropertyChanged(nameof(PreviewVolCustom));
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OnPropertyChanged(nameof(PreviewVolBackup));
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OnPropertyChanged(nameof(PreviewVolLibrary));
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OnPropertyChanged(nameof(PreviewVolUserscripts));
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OnPropertyChanged(nameof(PreviewVolCaCerts));
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OnPropertyChanged(nameof(PreviewSecret));
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OnPropertyChanged(nameof(PreviewMySqlDb));
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OnPropertyChanged(nameof(PreviewMySqlUser));
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OnPropertyChanged(nameof(PreviewCmsUrl));
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}
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private async Task LoadHostsAsync()
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{
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using var scope = _services.CreateScope();
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var db = scope.ServiceProvider.GetRequiredService<XiboContext>();
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var hosts = await db.SshHosts.OrderBy(h => h.Label).ToListAsync();
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AvailableHosts = new ObservableCollection<SshHost>(hosts);
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}
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private async Task LoadCifsDefaultsAsync()
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{
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using var scope = _services.CreateScope();
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var settings = scope.ServiceProvider.GetRequiredService<SettingsService>();
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CifsServer = await settings.GetAsync(SettingsService.CifsServer) ?? string.Empty;
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CifsShareBasePath = await settings.GetAsync(SettingsService.CifsShareBasePath) ?? string.Empty;
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CifsUsername = await settings.GetAsync(SettingsService.CifsUsername) ?? string.Empty;
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CifsPassword = await settings.GetAsync(SettingsService.CifsPassword) ?? string.Empty;
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CifsExtraOptions = await settings.GetAsync(SettingsService.CifsOptions, "file_mode=0777,dir_mode=0777");
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}
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[RelayCommand]
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private async Task DeployAsync()
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{
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// ── Validation ───────────────────────────────────────────────────
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if (SelectedSshHost == null)
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{
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StatusMessage = "Select an SSH host first.";
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return;
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}
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if (string.IsNullOrWhiteSpace(CustomerName))
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{
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StatusMessage = "Customer Name is required.";
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return;
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}
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if (!Valid)
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{
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StatusMessage = "Abbreviation must be exactly 3 lowercase letters (a-z).";
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return;
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}
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IsBusy = true;
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StatusMessage = "Starting deployment...";
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DeployOutput = string.Empty;
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ProgressPercent = 0;
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try
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{
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// Wire SSH host into docker services
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var dockerCli = _services.GetRequiredService<SshDockerCliService>();
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dockerCli.SetHost(SelectedSshHost);
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var dockerSecrets = _services.GetRequiredService<SshDockerSecretsService>();
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dockerSecrets.SetHost(SelectedSshHost);
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var ssh = _services.GetRequiredService<SshConnectionService>();
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using var scope = _services.CreateScope();
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var instanceSvc = scope.ServiceProvider.GetRequiredService<InstanceService>();
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// ── Step 1: Clone template repo ────────────────────────────────
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SetProgress(10, "Cloning template repository...");
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// Handled inside InstanceService.CreateInstanceAsync
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// ── Step 2: Generate MySQL password → Docker secret ────────────
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SetProgress(20, "Generating secrets...");
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var mysqlPassword = GenerateRandomPassword(32);
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// ── Step 3: Create MySQL database + user via SSH ───────────────
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SetProgress(35, "Creating MySQL database and user...");
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var (mysqlOk, mysqlMsg) = await instanceSvc.CreateMySqlDatabaseAsync(
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Abbrev,
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mysqlPassword,
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cmd => ssh.RunCommandAsync(SelectedSshHost, cmd));
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AppendOutput($"[MySQL] {mysqlMsg}");
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if (!mysqlOk)
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{
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StatusMessage = mysqlMsg;
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return;
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}
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// ── Step 4: Create Docker Swarm secret ────────────────────────
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SetProgress(50, "Creating Docker Swarm secrets...");
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var secretName = $"{Abbrev}-cms-db-password";
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var (_, secretId) = await dockerSecrets.EnsureSecretAsync(secretName, mysqlPassword);
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AppendOutput($"[Secret] {secretName} → {secretId}");
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// Password is now ONLY on the Swarm — clear from memory
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mysqlPassword = string.Empty;
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// ── Step 5: Deploy stack ──────────────────────────────────────
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SetProgress(70, "Rendering compose & deploying stack...");
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var dto = new CreateInstanceDto
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{
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CustomerName = CustomerName.Trim(),
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CustomerAbbrev = Abbrev,
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SshHostId = SelectedSshHost.Id,
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NewtId = string.IsNullOrWhiteSpace(NewtId) ? null : NewtId.Trim(),
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NewtSecret = string.IsNullOrWhiteSpace(NewtSecret) ? null : NewtSecret.Trim(),
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CifsServer = string.IsNullOrWhiteSpace(CifsServer) ? null : CifsServer.Trim(),
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CifsShareBasePath = string.IsNullOrWhiteSpace(CifsShareBasePath) ? null : CifsShareBasePath.Trim(),
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CifsUsername = string.IsNullOrWhiteSpace(CifsUsername) ? null : CifsUsername.Trim(),
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CifsPassword = string.IsNullOrWhiteSpace(CifsPassword) ? null : CifsPassword.Trim(),
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CifsExtraOptions = string.IsNullOrWhiteSpace(CifsExtraOptions) ? null : CifsExtraOptions.Trim(),
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};
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var result = await instanceSvc.CreateInstanceAsync(dto);
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AppendOutput(result.Output ?? string.Empty);
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SetProgress(100, result.Success ? "Deployment complete!" : "Deployment failed.");
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StatusMessage = result.Success
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? $"Instance '{Abbrev}-cms-stack' deployed in {result.DurationMs}ms!"
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: $"Deploy failed: {result.ErrorMessage}";
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}
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catch (Exception ex)
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{
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StatusMessage = $"Error: {ex.Message}";
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AppendOutput(ex.ToString());
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SetProgress(0, "Failed.");
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}
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finally
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{
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IsBusy = false;
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}
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}
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private void SetProgress(double pct, string step)
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{
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ProgressPercent = pct;
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ProgressStep = step;
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AppendOutput($"[{pct:0}%] {step}");
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}
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private void AppendOutput(string text)
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{
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if (!string.IsNullOrWhiteSpace(text))
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DeployOutput += (DeployOutput.Length > 0 ? "\n" : "") + text;
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}
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private static string GenerateRandomPassword(int length)
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{
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const string chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*";
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return RandomNumberGenerator.GetString(chars, length);
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}
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}
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