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
361
OTSSignsOrchestrator.Core/Services/ComposeRenderService.cs
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361
OTSSignsOrchestrator.Core/Services/ComposeRenderService.cs
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using OTSSignsOrchestrator.Core.Configuration;
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using OTSSignsOrchestrator.Core.Models.DTOs;
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using YamlDotNet.RepresentationModel;
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using YamlDotNet.Serialization;
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using YamlDotNet.Serialization.NamingConventions;
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namespace OTSSignsOrchestrator.Core.Services;
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/// <summary>
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/// Generates a Docker Compose v3.9 YAML for a Xibo CMS stack.
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/// Combined format: no separate config.env, no MySQL container (external DB),
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/// CIFS volumes, Newt tunnel service, and inline environment variables.
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/// </summary>
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public class ComposeRenderService
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{
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private readonly ILogger<ComposeRenderService> _logger;
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public ComposeRenderService(ILogger<ComposeRenderService> logger)
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{
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_logger = logger;
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}
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public string Render(RenderContext ctx)
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{
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_logger.LogInformation("Rendering Compose for stack: {StackName}", ctx.StackName);
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var root = new YamlMappingNode();
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// Version
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root.Children[new YamlScalarNode("version")] = new YamlScalarNode("3.9");
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// Comment — customer name (added as a YAML comment isn't natively supported,
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// so we prepend it manually after serialization)
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BuildServices(root, ctx);
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BuildNetworks(root, ctx);
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BuildVolumes(root, ctx);
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BuildSecrets(root, ctx);
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var doc = new YamlDocument(root);
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var stream = new YamlStream(doc);
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using var writer = new StringWriter();
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stream.Save(writer, assignAnchors: false);
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var output = writer.ToString()
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.Replace("...\n", "").Replace("...", "");
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// Prepend customer name comment
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output = $"# Customer: {ctx.CustomerName}\n{output}";
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_logger.LogDebug("Compose rendered for {StackName}: {ServiceCount} services",
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ctx.StackName, 4);
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return output;
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}
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// ── Services ────────────────────────────────────────────────────────────
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private void BuildServices(YamlMappingNode root, RenderContext ctx)
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{
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var services = new YamlMappingNode();
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root.Children[new YamlScalarNode("services")] = services;
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BuildWebService(services, ctx);
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BuildMemcachedService(services, ctx);
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BuildQuickChartService(services, ctx);
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if (ctx.IncludeNewt)
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BuildNewtService(services, ctx);
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}
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private void BuildWebService(YamlMappingNode services, RenderContext ctx)
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{
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var svc = new YamlMappingNode();
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services.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-web")] = svc;
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svc.Children[new YamlScalarNode("image")] = new YamlScalarNode(ctx.CmsImage);
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// Environment — all config.env values merged inline
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var env = new YamlMappingNode
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{
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{ "CMS_USE_MEMCACHED", "true" },
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{ "MEMCACHED_HOST", "memcached" },
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{ "MYSQL_HOST", ctx.MySqlHost },
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{ "MYSQL_PORT", ctx.MySqlPort },
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{ "MYSQL_DATABASE", ctx.MySqlDatabase },
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{ "MYSQL_USER", ctx.MySqlUser },
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{ "MYSQL_PASSWORD_FILE", $"/run/secrets/{ctx.CustomerAbbrev}-cms-db-password" },
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{ "CMS_SMTP_SERVER", ctx.SmtpServer },
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{ "CMS_SMTP_USERNAME", ctx.SmtpUsername },
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{ "CMS_SMTP_PASSWORD", ctx.SmtpPassword },
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{ "CMS_SMTP_USE_TLS", ctx.SmtpUseTls },
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{ "CMS_SMTP_USE_STARTTLS", ctx.SmtpUseStartTls },
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{ "CMS_SMTP_REWRITE_DOMAIN", ctx.SmtpRewriteDomain },
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{ "CMS_SMTP_HOSTNAME", ctx.SmtpHostname },
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{ "CMS_SMTP_FROM_LINE_OVERRIDE", ctx.SmtpFromLineOverride },
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{ "CMS_SERVER_NAME", ctx.CmsServerName },
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{ "CMS_PHP_POST_MAX_SIZE", ctx.PhpPostMaxSize },
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{ "CMS_PHP_UPLOAD_MAX_FILESIZE", ctx.PhpUploadMaxFilesize },
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{ "CMS_PHP_MAX_EXECUTION_TIME", ctx.PhpMaxExecutionTime },
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};
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svc.Children[new YamlScalarNode("environment")] = env;
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// Secrets
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var secrets = new YamlSequenceNode(
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-db-password")
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);
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svc.Children[new YamlScalarNode("secrets")] = secrets;
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// Volumes
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var volumes = new YamlSequenceNode(
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-custom:/var/www/cms/custom"),
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-backup:/var/www/backup"),
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new YamlScalarNode($"{ctx.ThemeHostPath}:/var/www/cms/web/theme/custom"),
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-library:/var/www/cms/library"),
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-userscripts:/var/www/cms/web/userscripts"),
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new YamlScalarNode($"{ctx.CustomerAbbrev}-cms-ca-certs:/var/www/cms/ca-certs")
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);
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svc.Children[new YamlScalarNode("volumes")] = volumes;
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// Ports
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var ports = new YamlSequenceNode(
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new YamlScalarNode($"{ctx.HostHttpPort}:80")
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);
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svc.Children[new YamlScalarNode("ports")] = ports;
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// Networks
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var webNet = new YamlMappingNode
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{
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{ "aliases", new YamlSequenceNode(new YamlScalarNode("web")) }
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};
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var networks = new YamlMappingNode();
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networks.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-net")] = webNet;
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svc.Children[new YamlScalarNode("networks")] = networks;
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// Deploy
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var deploy = new YamlMappingNode
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{
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{ "restart_policy", new YamlMappingNode { { "condition", "any" } } },
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{ "resources", new YamlMappingNode
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{ { "limits", new YamlMappingNode { { "memory", "1G" } } } }
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}
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};
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svc.Children[new YamlScalarNode("deploy")] = deploy;
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}
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private void BuildMemcachedService(YamlMappingNode services, RenderContext ctx)
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{
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var svc = new YamlMappingNode();
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services.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-memcached")] = svc;
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svc.Children[new YamlScalarNode("image")] = new YamlScalarNode(ctx.MemcachedImage);
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var command = new YamlSequenceNode(
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new YamlScalarNode("memcached"),
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new YamlScalarNode("-m"),
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new YamlScalarNode("15")
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);
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svc.Children[new YamlScalarNode("command")] = command;
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var mcNet = new YamlMappingNode
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{
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{ "aliases", new YamlSequenceNode(new YamlScalarNode("memcached")) }
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};
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var networks = new YamlMappingNode();
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networks.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-net")] = mcNet;
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svc.Children[new YamlScalarNode("networks")] = networks;
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svc.Children[new YamlScalarNode("deploy")] = new YamlMappingNode
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{
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{ "restart_policy", new YamlMappingNode { { "condition", "any" } } },
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{ "resources", new YamlMappingNode
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{ { "limits", new YamlMappingNode { { "memory", "100M" } } } }
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}
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};
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}
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private void BuildQuickChartService(YamlMappingNode services, RenderContext ctx)
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{
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var svc = new YamlMappingNode();
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services.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-quickchart")] = svc;
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svc.Children[new YamlScalarNode("image")] = new YamlScalarNode(ctx.QuickChartImage);
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var qcNet = new YamlMappingNode
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{
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{ "aliases", new YamlSequenceNode(new YamlScalarNode("quickchart")) }
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};
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var networks = new YamlMappingNode();
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networks.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-net")] = qcNet;
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svc.Children[new YamlScalarNode("networks")] = networks;
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svc.Children[new YamlScalarNode("deploy")] = new YamlMappingNode
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{
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{ "restart_policy", new YamlMappingNode { { "condition", "any" } } }
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};
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}
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private void BuildNewtService(YamlMappingNode services, RenderContext ctx)
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{
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var svc = new YamlMappingNode();
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services.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-newt")] = svc;
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svc.Children[new YamlScalarNode("image")] = new YamlScalarNode(ctx.NewtImage);
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var env = new YamlMappingNode
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{
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{ "PANGOLIN_ENDPOINT", ctx.PangolinEndpoint },
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{ "NEWT_ID", ctx.NewtId ?? "CONFIGURE_ME" },
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{ "NEWT_SECRET", ctx.NewtSecret ?? "CONFIGURE_ME" },
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};
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svc.Children[new YamlScalarNode("environment")] = env;
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var networks = new YamlMappingNode();
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networks.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-net")] = new YamlMappingNode();
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svc.Children[new YamlScalarNode("networks")] = networks;
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svc.Children[new YamlScalarNode("deploy")] = new YamlMappingNode
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{
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{ "restart_policy", new YamlMappingNode { { "condition", "any" } } }
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};
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}
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// ── Networks ────────────────────────────────────────────────────────────
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private void BuildNetworks(YamlMappingNode root, RenderContext ctx)
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{
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var netDef = new YamlMappingNode
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{
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{ "driver", "overlay" },
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{ "attachable", "false" }
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};
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var networks = new YamlMappingNode();
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networks.Children[new YamlScalarNode($"{ctx.CustomerAbbrev}-net")] = netDef;
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root.Children[new YamlScalarNode("networks")] = networks;
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}
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// ── Volumes (CIFS) ──────────────────────────────────────────────────────
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private void BuildVolumes(YamlMappingNode root, RenderContext ctx)
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{
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var volumes = new YamlMappingNode();
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root.Children[new YamlScalarNode("volumes")] = volumes;
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var volumeNames = new[]
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{
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$"{ctx.CustomerAbbrev}-cms-custom",
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$"{ctx.CustomerAbbrev}-cms-backup",
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$"{ctx.CustomerAbbrev}-cms-library",
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$"{ctx.CustomerAbbrev}-cms-userscripts",
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$"{ctx.CustomerAbbrev}-cms-ca-certs",
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};
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foreach (var volName in volumeNames)
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{
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if (ctx.UseCifsVolumes && !string.IsNullOrWhiteSpace(ctx.CifsServer))
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{
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var device = $"//{ctx.CifsServer}{ctx.CifsShareBasePath}/{volName}";
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var opts = $"addr={ctx.CifsServer},username={ctx.CifsUsername},password={ctx.CifsPassword}";
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if (!string.IsNullOrWhiteSpace(ctx.CifsExtraOptions))
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opts += $",{ctx.CifsExtraOptions}";
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var volDef = new YamlMappingNode
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{
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{ "driver", "local" },
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{ "driver_opts", new YamlMappingNode
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{
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{ "type", "cifs" },
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{ "device", device },
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{ "o", opts }
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}
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}
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};
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volumes.Children[new YamlScalarNode(volName)] = volDef;
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}
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else
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{
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volumes.Children[new YamlScalarNode(volName)] = new YamlMappingNode();
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}
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}
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}
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// ── Secrets ─────────────────────────────────────────────────────────────
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private void BuildSecrets(YamlMappingNode root, RenderContext ctx)
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{
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var secrets = new YamlMappingNode();
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root.Children[new YamlScalarNode("secrets")] = secrets;
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foreach (var secretName in ctx.SecretNames)
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{
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secrets.Children[new YamlScalarNode(secretName)] =
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new YamlMappingNode { { "external", "true" } };
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}
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}
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}
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/// <summary>Context object with all inputs needed to render a Compose file.</summary>
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public class RenderContext
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{
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public string CustomerName { get; set; } = string.Empty;
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public string CustomerAbbrev { get; set; } = string.Empty;
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public string StackName { get; set; } = string.Empty;
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public string CmsServerName { get; set; } = string.Empty;
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public int HostHttpPort { get; set; } = 80;
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// Docker images
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public string CmsImage { get; set; } = "ghcr.io/xibosignage/xibo-cms:release-4.2.3";
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public string MemcachedImage { get; set; } = "memcached:alpine";
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public string QuickChartImage { get; set; } = "ianw/quickchart";
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public string NewtImage { get; set; } = "fosrl/newt";
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// Theme bind mount path on host
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public string ThemeHostPath { get; set; } = string.Empty;
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// MySQL (external server)
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public string MySqlHost { get; set; } = string.Empty;
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public string MySqlPort { get; set; } = "3306";
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public string MySqlDatabase { get; set; } = "cms";
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public string MySqlUser { get; set; } = "cms";
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// SMTP
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public string SmtpServer { get; set; } = string.Empty;
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public string SmtpUsername { get; set; } = string.Empty;
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public string SmtpPassword { get; set; } = string.Empty;
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public string SmtpUseTls { get; set; } = "YES";
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public string SmtpUseStartTls { get; set; } = "YES";
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public string SmtpRewriteDomain { get; set; } = string.Empty;
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public string SmtpHostname { get; set; } = string.Empty;
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public string SmtpFromLineOverride { get; set; } = "NO";
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// PHP settings
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public string PhpPostMaxSize { get; set; } = "10G";
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public string PhpUploadMaxFilesize { get; set; } = "10G";
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public string PhpMaxExecutionTime { get; set; } = "600";
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// Pangolin / Newt
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public bool IncludeNewt { get; set; } = true;
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public string PangolinEndpoint { get; set; } = "https://app.pangolin.net";
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public string? NewtId { get; set; }
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public string? NewtSecret { get; set; }
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// CIFS volume settings
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public bool UseCifsVolumes { get; set; }
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public string? CifsServer { get; set; }
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public string? CifsShareBasePath { get; set; }
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public string? CifsUsername { get; set; }
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public string? CifsPassword { get; set; }
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public string? CifsExtraOptions { get; set; }
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// Secrets to declare as external
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public List<string> SecretNames { get; set; } = new();
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// Legacy — kept for backward compat but no longer used
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public string TemplateYaml { get; set; } = string.Empty;
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public Dictionary<string, string> TemplateEnvValues { get; set; } = new();
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public List<string> TemplateEnvLines { get; set; } = new();
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public List<string> Constraints { get; set; } = new();
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public string LibraryHostPath { get; set; } = string.Empty;
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}
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