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Author SHA1 Message Date
Joseph Doherty
08c90d19fd Phase 3 PR 36 — AVEVA prerequisites test-support library. New tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport multi-targeted class library (net10.0 + net48 so both the modern and the MXAccess-COM x86 test projects can consume it) that probes every piece of the AVEVA System Platform + OtOpcUa stack a live-Galaxy test depends on and returns a structured PrerequisiteReport. Closes the gap where live-smoke tests silently returned 'unreachable' without telling operators which specific piece failed.
AvevaPrerequisites.CheckAllAsync walks eight probe categories producing PrerequisiteCheck rows each with Name (e.g. 'service:aaBootstrap', 'sql:ZB', 'com:LMXProxy', 'registry:ArchestrA.Framework'), Category (AvevaCoreService / AvevaSoftService / AvevaInstall / MxAccessCom / GalaxyRepository / AvevaHistorian / OtOpcUaService / Environment), Status (Pass / Warn / Fail / Skip), and operator-facing Detail message. Report aggregates them: IsLivetestReady (no Fails anywhere) and IsAvevaSideReady (AVEVA-side categories pass, our v2 services can be absent while still considering the environment AVEVA-ready) so different test tiers can use the right threshold.
Individual probes: ServiceProbe.Check queries the Windows Service Control Manager via System.ServiceProcess.ServiceController — treats DemandStart+Stopped as Warn (NmxSvc is DemandStart by design; master pulls it up) but AutoStart+Stopped as Fail; not-installed is Fail for hard-required services, Warn for soft ones; non-Windows hosts get Skip; transitional states like StartPending get Warn with a 'try again' hint. RegistryProbe reads HKLM\SOFTWARE\WOW6432Node\ArchestrA\{Framework,Framework\Platform,MSIInstall} — Framework key presence + populated InstallPath/RootPath values mean System Platform installed; PfeConfigOptions in the Platform subkey (format 'PlatformId=N,EngineId=N,...') indicates a Platform has been deployed from the IDE (PlatformId=0 means never deployed — MXAccess will connect but every subscription will be Bad quality); RebootRequired='True' under MSIInstall surfaces as a loud warn since post-patch behavior is undefined. MxAccessComProbe resolves the LMXProxy.LMXProxyServer ProgID → CLSID → HKLM\SOFTWARE\Classes\WOW6432Node\CLSID\{guid}\InprocServer32, verifying the registered file exists on disk (catches the orphan-registry case where a previous uninstall left the ProgID registered but the DLL is gone — distinguishes it from the 'totally not installed' case by message); also emits a Warn when the test process is 64-bit (MXAccess COM activation fails with REGDB_E_CLASSNOTREG 0x80040154 regardless of registration, so seeing this warning tells operators why the activation would fail even on a fully-installed machine). SqlProbe tests Galaxy Repository via Microsoft.Data.SqlClient using the Windows-auth localhost connection string the repo code defaults to — distinguishes 'SQL Server unreachable' (connection fails) from 'ZB database does not exist' (SELECT DB_ID('ZB') returns null) because they have different remediation paths (sc.exe start MSSQLSERVER vs. restore from .cab backup); a secondary CheckDeployedObjectCountAsync query on 'gobject WHERE deployed_version > 0' warns when the count is zero because discovery smoke tests will return empty hierarchies. NamedPipeProbe opens a 2s NamedPipeClientStream against OtOpcUaGalaxyHost's pipe ('OtOpcUaGalaxy' per the installer default) — pipe accepting a connection proves the Host service is listening; disconnects immediately so we don't consume a session slot.
Service lists kept as internal static data so tests can inspect + override: CoreServices (aaBootstrap + aaGR + NmxSvc + MSSQLSERVER — hard fail if missing), SoftServices (aaLogger + aaUserValidator + aaGlobalDataCacheMonitorSvr — warn only; stack runs without them but diagnostics/auth are degraded), HistorianServices (aahClientAccessPoint + aahGateway — opt-in via Options.CheckHistorian, only matters for HistoryRead IPC paths), OtOpcUaServices (our OtOpcUaGalaxyHost hard-required for end-to-end live tests + OtOpcUa warn + GLAuth warn). Narrower entry points CheckRepositoryOnlyAsync and CheckGalaxyHostPipeOnlyAsync for tests that only care about specific subsystems — avoid paying the full probe cost on every GalaxyRepositoryLiveSmokeTests fact.
Multi-targeting mechanics: System.ServiceProcess.ServiceController + Microsoft.Win32.Registry are NuGet packages on net10 but in-box BCL references on net48; csproj conditions Package vs Reference by TargetFramework. Microsoft.Data.SqlClient v6 supports both frameworks so single PackageReference. Net48Polyfills.cs provides IsExternalInit shim (records/init-only setters) and SupportedOSPlatformAttribute stub so the same Probe sources compile on both frameworks without per-callsite preprocessor guards — lets Roslyn's platform-compatibility analyzer stay useful on net10 without breaking net48 builds.
Existing GalaxyRepositoryLiveSmokeTests updated to delegate its skip decision to AvevaPrerequisites.CheckRepositoryOnlyAsync (legacy ZbReachableAsync kept as a compatibility adapter so the in-test 'if (!await ZbReachableAsync()) return;' pattern keeps working while the surrounding fixtures gradually migrate to Assert.Skip-with-reason). Slnx file registers the new project.
Tests — AvevaPrerequisitesLiveTests (8 new Integration cases, Category=LiveGalaxy): the helper correctly reports Framework install (registry pass), aaBootstrap Running (service pass), aaGR Running (service pass), MxAccess COM registered (com pass), ZB database reachable (sql pass), deployed-object count > 0 (warn-upgraded-to-pass because this box has 49 objects deployed), the AVEVA side is ready even when our own services (OtOpcUaGalaxyHost) aren't installed yet (IsAvevaSideReady=true), and the helper emits rows for OtOpcUaGalaxyHost + OtOpcUa + GLAuth even when not installed (regression guard — nobody can accidentally ship a check that omits our own services). Full Galaxy.Host.Tests Category=LiveGalaxy suite: 13 pass (5 prior smoke + 8 new prerequisites). Full solution build clean, 0 errors.
What's NOT in this PR: end-to-end Galaxy stack smoke (Proxy → Host pipe → MXAccess → real Galaxy tag). That's the next PR — this one is the gate the end-to-end smoke will call first to produce actionable skip messages instead of silent returns.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-18 16:36:13 -04:00
5cc120d836 Merge pull request 'Phase 3 PR 35 — IHistoryProvider gains ReadAtTime + ReadEvents; Proxy implements both' (#34) from phase-3-pr35-history-readtime-readevents into v2 2026-04-18 16:12:43 -04:00
14 changed files with 1008 additions and 7 deletions

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@@ -21,6 +21,7 @@
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Admin.Tests/ZB.MOM.WW.OtOpcUa.Admin.Tests.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Shared.Tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Shared.Tests.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Proxy.Tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Proxy.Tests.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.E2E/ZB.MOM.WW.OtOpcUa.Driver.Galaxy.E2E.csproj"/>
<Project Path="tests/ZB.MOM.WW.OtOpcUa.Driver.Modbus.Tests/ZB.MOM.WW.OtOpcUa.Driver.Modbus.Tests.csproj"/>

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@@ -0,0 +1,127 @@
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Shouldly;
using Xunit;
using Xunit.Abstractions;
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests
{
/// <summary>
/// Exercises <see cref="AvevaPrerequisites"/> against the live dev box so the helper
/// itself gets integration coverage — i.e. "do the probes return Pass for things that
/// really are Pass?" as validated against this machine's known-installed topology.
/// Category <c>LiveGalaxy</c> so CI / clean dev boxes skip cleanly.
/// </summary>
[Trait("Category", "LiveGalaxy")]
public sealed class AvevaPrerequisitesLiveTests
{
private readonly ITestOutputHelper _output;
public AvevaPrerequisitesLiveTests(ITestOutputHelper output) => _output = output;
[Fact]
public async Task CheckAll_on_live_box_reports_Framework_install()
{
var report = await AvevaPrerequisites.CheckAllAsync();
_output.WriteLine(report.ToString());
report.Checks.ShouldContain(c =>
c.Name == "registry:ArchestrA.Framework" && c.Status == PrerequisiteStatus.Pass,
"ArchestrA Framework registry root should be found on this machine.");
}
[Fact]
public async Task CheckAll_on_live_box_reports_aaBootstrap_running()
{
var report = await AvevaPrerequisites.CheckAllAsync();
var bootstrap = report.Checks.FirstOrDefault(c => c.Name == "service:aaBootstrap");
bootstrap.ShouldNotBeNull();
bootstrap.Status.ShouldBe(PrerequisiteStatus.Pass,
$"aaBootstrap must be Running for any live-Galaxy test to work — detail: {bootstrap.Detail}");
}
[Fact]
public async Task CheckAll_on_live_box_reports_aaGR_running()
{
var report = await AvevaPrerequisites.CheckAllAsync();
var gr = report.Checks.FirstOrDefault(c => c.Name == "service:aaGR");
gr.ShouldNotBeNull();
gr.Status.ShouldBe(PrerequisiteStatus.Pass,
$"aaGR (Galaxy Repository) must be Running — detail: {gr.Detail}");
}
[Fact]
public async Task CheckAll_on_live_box_reports_MxAccess_COM_registered()
{
var report = await AvevaPrerequisites.CheckAllAsync();
var com = report.Checks.FirstOrDefault(c => c.Name == "com:LMXProxy");
com.ShouldNotBeNull();
com.Status.ShouldBe(PrerequisiteStatus.Pass,
$"LMXProxy.LMXProxyServer ProgID must resolve to an InprocServer32 DLL — detail: {com.Detail}");
}
[Fact]
public async Task CheckRepositoryOnly_on_live_box_reports_ZB_reachable()
{
var report = await AvevaPrerequisites.CheckRepositoryOnlyAsync(ct: CancellationToken.None);
var zb = report.Checks.FirstOrDefault(c => c.Name == "sql:ZB");
zb.ShouldNotBeNull();
zb.Status.ShouldBe(PrerequisiteStatus.Pass,
$"ZB database must be reachable via SQL Server Windows auth — detail: {zb.Detail}");
}
[Fact]
public async Task CheckRepositoryOnly_on_live_box_reports_non_zero_deployed_objects()
{
// This box has 49 deployed objects per the research; we just assert > 0 so adding/
// removing objects doesn't break the test.
var report = await AvevaPrerequisites.CheckRepositoryOnlyAsync();
var deployed = report.Checks.FirstOrDefault(c => c.Name == "sql:ZB.deployedObjects");
deployed.ShouldNotBeNull();
deployed.Status.ShouldBe(PrerequisiteStatus.Pass,
$"At least one deployed gobject should exist — detail: {deployed.Detail}");
}
[Fact]
public async Task Aveva_side_is_ready_on_this_machine()
{
// Narrower than "livetest ready" — our own services (OtOpcUa / OtOpcUaGalaxyHost)
// may not be installed on a developer's box while they're actively iterating on
// them, but the AVEVA side (Framework / Galaxy Repository / MXAccess COM /
// SQL / core services) should always be up on a machine with System Platform
// installed. This assertion is what gates live-Galaxy tests that go straight to
// the Galaxy Repository without routing through our stack.
var report = await AvevaPrerequisites.CheckAllAsync(
new AvevaPrerequisites.Options { CheckGalaxyHostPipe = false });
_output.WriteLine(report.ToString());
_output.WriteLine(report.Warnings ?? "no warnings");
// Enumerate AVEVA-side failures (if any) for an actionable assertion message.
var avevaFails = report.Checks
.Where(c => c.Status == PrerequisiteStatus.Fail &&
c.Category != PrerequisiteCategory.OtOpcUaService)
.ToList();
report.IsAvevaSideReady.ShouldBeTrue(
avevaFails.Count == 0
? "unexpected state"
: "AVEVA-side failures: " + string.Join(" ; ",
avevaFails.Select(f => $"{f.Name}: {f.Detail}")));
}
[Fact]
public async Task Report_captures_OtOpcUa_services_state_even_when_not_installed()
{
// The helper reports the status of OtOpcUaGalaxyHost + OtOpcUa services even if
// they're not installed yet — absence is itself an actionable signal. This test
// doesn't assert Pass/Fail on those services (their state depends on what's
// installed when the test runs) — it only asserts the helper EMITTED the rows,
// so nobody can ship a prerequisite check that silently omits our own services.
var report = await AvevaPrerequisites.CheckAllAsync();
report.Checks.ShouldContain(c => c.Name == "service:OtOpcUaGalaxyHost");
report.Checks.ShouldContain(c => c.Name == "service:OtOpcUa");
report.Checks.ShouldContain(c => c.Name == "service:GLAuth");
}
}
}

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@@ -6,6 +6,7 @@ using Xunit;
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Backend;
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Backend.Galaxy;
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Shared.Contracts;
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests
{
@@ -16,6 +17,11 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests
/// SQL the v1 Host uses, proving the lift is byte-for-byte equivalent at the
/// <c>DiscoverHierarchyResponse</c> shape.
/// </summary>
/// <remarks>
/// Since PR 36, skip logic is delegated to <see cref="AvevaPrerequisites.CheckRepositoryOnlyAsync"/>
/// so operators see exactly why a test skipped ("ZB db not found" vs "SQL Server
/// unreachable") instead of a silent return.
/// </remarks>
[Trait("Category", "LiveGalaxy")]
public sealed class GalaxyRepositoryLiveSmokeTests
{
@@ -26,15 +32,20 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.Tests
CommandTimeoutSeconds = 10,
};
private static async Task<string?> RepositorySkipReasonAsync()
{
using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(4));
var report = await AvevaPrerequisites.CheckRepositoryOnlyAsync(
DevZbOptions().ConnectionString, cts.Token);
return report.SkipReason;
}
private static async Task<bool> ZbReachableAsync()
{
try
{
var repo = new GalaxyRepository(DevZbOptions());
using var cts = new CancellationTokenSource(TimeSpan.FromSeconds(3));
return await repo.TestConnectionAsync(cts.Token);
}
catch { return false; }
// Legacy silent-skip adapter — keeps the existing tests compiling while
// gradually migrating to the Skip-with-reason pattern. Returns true when the
// prerequisite check has no Fail entries.
return (await RepositorySkipReasonAsync()) is null;
}
[Fact]

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@@ -23,6 +23,7 @@
<ItemGroup>
<ProjectReference Include="..\..\src\ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host\ZB.MOM.WW.OtOpcUa.Driver.Galaxy.Host.csproj"/>
<ProjectReference Include="..\ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport\ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.csproj"/>
<Reference Include="System.ServiceProcess"/>
<!-- IMxProxy's delegate signatures mention ArchestrA.MxAccess.MXSTATUS_PROXY, so tests
implementing the interface must resolve that type at compile time. -->

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@@ -0,0 +1,163 @@
using ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport;
/// <summary>
/// Entry point for live-AVEVA test fixtures. Runs every relevant probe and returns a
/// <see cref="PrerequisiteReport"/> whose <c>SkipReason</c> feeds <c>Assert.Skip</c> when
/// the environment isn't set up. Non-Windows hosts get a single aggregated Skip row per
/// category instead of a flood of individual skips.
/// </summary>
/// <remarks>
/// <para><b>Call shape</b>:</para>
/// <code>
/// var report = await AvevaPrerequisites.CheckAllAsync();
/// if (report.SkipReason is not null) Assert.Skip(report.SkipReason);
/// </code>
/// <para><b>Categories in rough order of 'would I want to know first?'</b>:</para>
/// <list type="number">
/// <item>Environment — process bitness, OS platform, RPCSS up.</item>
/// <item>AvevaInstall — Framework registry, install paths, no pending reboot.</item>
/// <item>AvevaCoreService — aaBootstrap / aaGR / NmxSvc running.</item>
/// <item>MxAccessCom — LMXProxy.LMXProxyServer ProgID → CLSID → file-on-disk.</item>
/// <item>GalaxyRepository — SQL reachable, ZB exists, deployed-object count.</item>
/// <item>OtOpcUaService — our two Windows services + GLAuth.</item>
/// <item>AvevaSoftService — aaLogger etc., warn only.</item>
/// <item>AvevaHistorian — aahClientAccessPoint etc., optional.</item>
/// </list>
/// <para><b>What's NOT checked here</b>: end-to-end subscribe / read / write against a real
/// Galaxy tag. That's the job of the live-smoke tests this helper gates — the helper just
/// tells them whether running is worthwhile.</para>
/// </remarks>
public static class AvevaPrerequisites
{
// -------- Individual service lists (kept as data so tests can inspect / override) --------
/// <summary>Services whose absence means live-Galaxy tests can't run at all.</summary>
internal static readonly (string Name, string Purpose)[] CoreServices =
[
("aaBootstrap", "master service that starts the Platform process + brokers aa* communication"),
("aaGR", "Galaxy Repository host — mediates IDE / runtime access to ZB"),
("NmxSvc", "Network Message Exchange — MXAccess + Bootstrap transport"),
("MSSQLSERVER", "SQL Server instance that hosts the ZB database"),
];
/// <summary>Warn-but-don't-fail AVEVA services.</summary>
internal static readonly (string Name, string Purpose)[] SoftServices =
[
("aaLogger", "ArchestrA Logger — diagnostic log receiver; stack runs without it but error visibility suffers"),
("aaUserValidator", "OS user/group auth for ArchestrA security; only required when Galaxy security mode isn't 'Open'"),
("aaGlobalDataCacheMonitorSvr", "cross-platform global data cache; single-node dev boxes run fine without it"),
];
/// <summary>Optional AVEVA Historian services — only required for HistoryRead IPC paths.</summary>
internal static readonly (string Name, string Purpose)[] HistorianServices =
[
("aahClientAccessPoint", "AVEVA Historian Client Access Point — HistoryRead IPC endpoint"),
("aahGateway", "AVEVA Historian Gateway"),
];
/// <summary>OtOpcUa-stack Windows services + third-party deps we manage.</summary>
internal static readonly (string Name, string Purpose, bool HardRequired)[] OtOpcUaServices =
[
("OtOpcUaGalaxyHost", "Galaxy.Host out-of-process service (net48 x86, STA + MXAccess)", true),
("OtOpcUa", "Main OPC UA server service (hosts Proxy + DriverHost + Admin-facing DB publisher)", false),
("GLAuth", "LDAP server (dev only) — glauth.exe on localhost:3893", false),
];
// -------- Orchestrator --------
public static async Task<PrerequisiteReport> CheckAllAsync(
Options? options = null, CancellationToken ct = default)
{
options ??= new Options();
var checks = new List<PrerequisiteCheck>();
// Environment
checks.Add(MxAccessComProbe.CheckProcessBitness());
// AvevaInstall — registry + files
checks.Add(RegistryProbe.CheckFrameworkInstalled());
checks.Add(RegistryProbe.CheckPlatformDeployed());
checks.Add(RegistryProbe.CheckRebootPending());
// AvevaCoreService
foreach (var (name, purpose) in CoreServices)
checks.Add(ServiceProbe.Check(name, PrerequisiteCategory.AvevaCoreService, hardRequired: true, whatItDoes: purpose));
// MxAccessCom
checks.Add(MxAccessComProbe.Check());
// GalaxyRepository
checks.Add(await SqlProbe.CheckZbDatabaseAsync(options.SqlConnectionString, ct));
// Deployed-object count only makes sense if the DB check passed.
if (checks[checks.Count - 1].Status == PrerequisiteStatus.Pass)
checks.Add(await SqlProbe.CheckDeployedObjectCountAsync(options.SqlConnectionString, ct));
// OtOpcUaService
foreach (var (name, purpose, hard) in OtOpcUaServices)
checks.Add(ServiceProbe.Check(name, PrerequisiteCategory.OtOpcUaService, hardRequired: hard, whatItDoes: purpose));
if (options.CheckGalaxyHostPipe)
checks.Add(await NamedPipeProbe.CheckGalaxyHostPipeAsync(options.GalaxyHostPipeName, ct));
// AvevaSoftService
foreach (var (name, purpose) in SoftServices)
checks.Add(ServiceProbe.Check(name, PrerequisiteCategory.AvevaSoftService, hardRequired: false, whatItDoes: purpose));
// AvevaHistorian
if (options.CheckHistorian)
{
foreach (var (name, purpose) in HistorianServices)
checks.Add(ServiceProbe.Check(name, PrerequisiteCategory.AvevaHistorian, hardRequired: false, whatItDoes: purpose));
}
return new PrerequisiteReport(checks);
}
/// <summary>
/// Narrower check for tests that only need the Galaxy Repository (SQL) path — don't
/// pay the cost of probing every aa* service when the test only reads gobject rows.
/// </summary>
public static async Task<PrerequisiteReport> CheckRepositoryOnlyAsync(
string? sqlConnectionString = null, CancellationToken ct = default)
{
var checks = new List<PrerequisiteCheck>
{
await SqlProbe.CheckZbDatabaseAsync(sqlConnectionString, ct),
};
if (checks[0].Status == PrerequisiteStatus.Pass)
checks.Add(await SqlProbe.CheckDeployedObjectCountAsync(sqlConnectionString, ct));
return new PrerequisiteReport(checks);
}
/// <summary>
/// Narrower check for the named-pipe endpoint — tests that drive the full Proxy
/// against a live Galaxy.Host service don't need the SQL or AVEVA-internal probes
/// (the Host does that work internally; we just need the pipe to accept).
/// </summary>
public static async Task<PrerequisiteReport> CheckGalaxyHostPipeOnlyAsync(
string? pipeName = null, CancellationToken ct = default)
{
var checks = new List<PrerequisiteCheck>
{
await NamedPipeProbe.CheckGalaxyHostPipeAsync(pipeName, ct),
};
return new PrerequisiteReport(checks);
}
/// <summary>Knobs for <see cref="CheckAllAsync"/>.</summary>
public sealed class Options
{
/// <summary>SQL Server connection string — defaults to Windows-auth <c>localhost\ZB</c>.</summary>
public string? SqlConnectionString { get; init; }
/// <summary>Named-pipe endpoint for OtOpcUaGalaxyHost — defaults to <c>OtOpcUaGalaxy</c>.</summary>
public string? GalaxyHostPipeName { get; init; }
/// <summary>Include the named-pipe probe. Off by default — it's a seconds-long TCP-like probe and some tests don't need it.</summary>
public bool CheckGalaxyHostPipe { get; init; } = true;
/// <summary>Include Historian service probes. Off by default — Historian is optional.</summary>
public bool CheckHistorian { get; init; } = false;
}
}

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@@ -0,0 +1,26 @@
#if NET48
// Polyfills for C# 9+ language features that the helper uses but that net48 BCL doesn't
// provide. Keeps the sources single-target-free at the language level — the same .cs files
// build on both frameworks without preprocessor guards in the callsites.
namespace System.Runtime.CompilerServices
{
/// <summary>Required by C# 9 <c>init</c>-only setters and <c>record</c> types.</summary>
internal static class IsExternalInit { }
}
namespace System.Runtime.Versioning
{
/// <summary>
/// Minimal shim for the .NET 5+ <c>SupportedOSPlatformAttribute</c>. Pure marker for the
/// compiler on net10; on net48 we still want the attribute to exist so the same
/// <c>[SupportedOSPlatform("windows")]</c> source compiles. The attribute is internal
/// and attribute-targets-everything to minimize surface.
/// </summary>
[AttributeUsage(AttributeTargets.All, Inherited = false, AllowMultiple = true)]
internal sealed class SupportedOSPlatformAttribute(string platformName) : Attribute
{
public string PlatformName { get; } = platformName;
}
}
#endif

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@@ -0,0 +1,44 @@
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport;
/// <summary>One prerequisite probe's outcome. <see cref="AvevaPrerequisites"/> returns many of these.</summary>
/// <param name="Name">Short diagnostic id — e.g. <c>service:aaBootstrap</c>, <c>sql:ZB</c>, <c>registry:ArchestrA.Framework</c>.</param>
/// <param name="Category">Which subsystem the probe belongs to — lets callers filter (e.g. "Historian warns don't gate the core Galaxy smoke").</param>
/// <param name="Status">Outcome.</param>
/// <param name="Detail">One-line specific message an operator can act on — <c>"aaGR not installed — install the Galaxy Repository role from the System Platform setup"</c> beats <c>"failed"</c>.</param>
public sealed record PrerequisiteCheck(
string Name,
PrerequisiteCategory Category,
PrerequisiteStatus Status,
string Detail);
public enum PrerequisiteStatus
{
/// <summary>Prerequisite is met; no action needed.</summary>
Pass,
/// <summary>Soft dependency missing — stack still runs but some feature (e.g. logging) is degraded.</summary>
Warn,
/// <summary>Hard dependency missing — live tests can't proceed; <see cref="PrerequisiteReport.SkipReason"/> surfaces this.</summary>
Fail,
/// <summary>Probe wasn't applicable in this environment (e.g. non-Windows host, Historian not installed).</summary>
Skip,
}
public enum PrerequisiteCategory
{
/// <summary>Platform sanity — process bitness, OS platform, DCOM/RPCSS.</summary>
Environment,
/// <summary>Hard-required AVEVA Windows services (aaBootstrap, aaGR, NmxSvc).</summary>
AvevaCoreService,
/// <summary>Soft-required AVEVA Windows services (aaLogger, aaUserValidator) — warn only.</summary>
AvevaSoftService,
/// <summary>ArchestrA Framework install markers (registry + files).</summary>
AvevaInstall,
/// <summary>MXAccess COM server registration + file on disk.</summary>
MxAccessCom,
/// <summary>SQL Server reachability + ZB database presence + deployed-object count.</summary>
GalaxyRepository,
/// <summary>Historian services (optional — only required for HistoryRead IPC paths).</summary>
AvevaHistorian,
/// <summary>OtOpcUa-side services (OtOpcUa, OtOpcUaGalaxyHost) + third-party deps (GLAuth).</summary>
OtOpcUaService,
}

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@@ -0,0 +1,94 @@
using System.Text;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport;
/// <summary>
/// Aggregated result of an <see cref="AvevaPrerequisites.CheckAll"/> run. Test fixtures
/// typically call <see cref="SkipReason"/> to produce the argument for xUnit's
/// <c>Assert.Skip</c> when any hard dependency failed.
/// </summary>
public sealed class PrerequisiteReport
{
public IReadOnlyList<PrerequisiteCheck> Checks { get; }
public PrerequisiteReport(IEnumerable<PrerequisiteCheck> checks)
{
Checks = [.. checks];
}
/// <summary>True when every probe is Pass / Warn / Skip — no Fail entries.</summary>
public bool IsLivetestReady => !Checks.Any(c => c.Status == PrerequisiteStatus.Fail);
/// <summary>
/// True when only the AVEVA-side probes pass — ignores failures in the
/// <see cref="PrerequisiteCategory.OtOpcUaService"/> category. Lets a live-test gate
/// say "AVEVA is ready even if the v2 services aren't installed yet" without
/// conflating the two. Useful for tests that exercise Galaxy directly (e.g.
/// <see cref="GalaxyRepositoryLiveSmokeTests"/>) rather than through our stack.
/// </summary>
public bool IsAvevaSideReady =>
!Checks.Any(c => c.Status == PrerequisiteStatus.Fail && c.Category != PrerequisiteCategory.OtOpcUaService);
/// <summary>
/// Multi-line message for <c>Assert.Skip</c> when a hard dependency isn't met. Returns
/// null when <see cref="IsLivetestReady"/> is true.
/// </summary>
public string? SkipReason
{
get
{
var fails = Checks.Where(c => c.Status == PrerequisiteStatus.Fail).ToList();
if (fails.Count == 0) return null;
var sb = new StringBuilder();
sb.AppendLine($"Live-AVEVA prerequisites not met ({fails.Count} failed):");
foreach (var f in fails)
sb.AppendLine($" • [{f.Category}] {f.Name} — {f.Detail}");
sb.Append("Run `Get-Service aa*` / `sqlcmd -S localhost -d ZB -E -Q \"SELECT 1\"` to triage.");
return sb.ToString();
}
}
/// <summary>
/// Human-readable summary of warnings — caller decides whether to log or ignore. Useful
/// when a live test does pass but an operator should know their environment is degraded.
/// </summary>
public string? Warnings
{
get
{
var warns = Checks.Where(c => c.Status == PrerequisiteStatus.Warn).ToList();
if (warns.Count == 0) return null;
var sb = new StringBuilder();
sb.AppendLine($"AVEVA prerequisites with warnings ({warns.Count}):");
foreach (var w in warns)
sb.AppendLine($" • [{w.Category}] {w.Name} — {w.Detail}");
return sb.ToString();
}
}
/// <summary>
/// Throw <see cref="InvalidOperationException"/> if any <paramref name="categories"/>
/// contain a Fail — useful when a specific test needs, say, Galaxy Repository but doesn't
/// care about Historian. Call before <c>Assert.Skip</c> if you want to be strict.
/// </summary>
public void RequireCategories(params PrerequisiteCategory[] categories)
{
var set = categories.ToHashSet();
var fails = Checks.Where(c => c.Status == PrerequisiteStatus.Fail && set.Contains(c.Category)).ToList();
if (fails.Count == 0) return;
var detail = string.Join("; ", fails.Select(f => $"{f.Name}: {f.Detail}"));
throw new InvalidOperationException($"Required prerequisite categories failed: {detail}");
}
public override string ToString()
{
var sb = new StringBuilder();
sb.AppendLine($"PrerequisiteReport: {Checks.Count} checks");
foreach (var c in Checks)
sb.AppendLine($" [{c.Status,-4}] {c.Category}/{c.Name}: {c.Detail}");
return sb.ToString();
}
}

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using System.Runtime.InteropServices;
using System.Runtime.Versioning;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
/// <summary>
/// Confirms MXAccess COM server registration by resolving the
/// <c>LMXProxy.LMXProxyServer</c> ProgID to its CLSID, then checking that the CLSID's
/// 32-bit <c>InprocServer32</c> entry points at a file that exists on disk.
/// </summary>
/// <remarks>
/// A common failure mode on partial installs: ProgID is registered but the CLSID
/// InprocServer32 DLL is missing (previous install uninstalled but registry orphan remains).
/// This probe surfaces that case with an actionable message instead of the
/// <c>0x80040154 REGDB_E_CLASSNOTREG</c> you'd see from a late COM activation failure.
/// </remarks>
public static class MxAccessComProbe
{
public const string ProgId = "LMXProxy.LMXProxyServer";
public const string VersionedProgId = "LMXProxy.LMXProxyServer.1";
public static PrerequisiteCheck Check()
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Skip, "COM registration probes only run on Windows.");
}
return CheckWindows();
}
[SupportedOSPlatform("windows")]
private static PrerequisiteCheck CheckWindows()
{
try
{
var (clsid, dll) = RegistryProbe.ResolveProgIdToInproc(ProgId);
if (clsid is null)
{
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Fail,
$"ProgID {ProgId} not registered — MXAccess COM server isn't installed. " +
$"Install System Platform's MXAccess component and re-run.");
}
if (string.IsNullOrWhiteSpace(dll))
{
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Fail,
$"ProgID {ProgId} → CLSID {clsid} but InprocServer32 is empty. " +
$"Registry is orphaned; re-register with: regsvr32 /s LmxProxy.dll (from an elevated cmd in the Framework bin dir).");
}
// Resolve the recorded path — sometimes registered as a bare filename that the COM
// runtime resolves via the current process's DLL-search path. Accept either an
// absolute path that exists, or a bare filename whose resolution we can't verify
// without loading it (treat as Pass-with-note).
if (Path.IsPathRooted(dll))
{
if (!File.Exists(dll))
{
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Fail,
$"ProgID {ProgId} → CLSID {clsid} → InprocServer32 {dll}, but the file is missing. " +
$"Re-install the Framework or restore from backup.");
}
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Pass,
$"ProgID {ProgId} → {dll} (file exists).");
}
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Pass,
$"ProgID {ProgId} → {dll} (bare filename — relies on PATH resolution at COM activation time).");
}
catch (Exception ex)
{
return new PrerequisiteCheck("com:LMXProxy", PrerequisiteCategory.MxAccessCom,
PrerequisiteStatus.Warn,
$"Probe failed: {ex.GetType().Name}: {ex.Message}");
}
}
/// <summary>
/// Warn when running as a 64-bit process — MXAccess COM activation will fail with
/// <c>0x80040154</c> regardless of registration state. The production drivers run net48
/// x86; xunit hosts run 64-bit by default so this often surfaces first.
/// </summary>
public static PrerequisiteCheck CheckProcessBitness()
{
if (Environment.Is64BitProcess)
{
return new PrerequisiteCheck("env:ProcessBitness", PrerequisiteCategory.Environment,
PrerequisiteStatus.Warn,
"Test host is 64-bit. Direct MXAccess COM activation would fail with REGDB_E_CLASSNOTREG (0x80040154); " +
"the production driver workaround is to run Galaxy.Host as a 32-bit process. Tests that only " +
"talk to the Host service over the named pipe aren't affected.");
}
return new PrerequisiteCheck("env:ProcessBitness", PrerequisiteCategory.Environment,
PrerequisiteStatus.Pass, "Test host is 32-bit.");
}
}

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using System.IO.Pipes;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
/// <summary>
/// Verifies the <c>OtOpcUaGalaxyHost</c> named-pipe endpoint is accepting connections —
/// the handshake the Proxy performs at boot. A clean pipe connect without sending any
/// framed message proves the Host service is listening; we disconnect immediately so we
/// don't consume a session slot.
/// </summary>
/// <remarks>
/// Default pipe name matches the installer script's <c>OTOPCUA_GALAXY_PIPE</c> default.
/// Override when the Host service was installed with a non-default name (custom deployments).
/// </remarks>
public static class NamedPipeProbe
{
public const string DefaultGalaxyHostPipeName = "OtOpcUaGalaxy";
public static async Task<PrerequisiteCheck> CheckGalaxyHostPipeAsync(
string? pipeName = null, CancellationToken ct = default)
{
pipeName ??= DefaultGalaxyHostPipeName;
try
{
using var client = new NamedPipeClientStream(
serverName: ".",
pipeName: pipeName,
direction: PipeDirection.InOut,
options: PipeOptions.Asynchronous);
using var cts = CancellationTokenSource.CreateLinkedTokenSource(ct);
cts.CancelAfter(TimeSpan.FromSeconds(2));
await client.ConnectAsync(cts.Token);
return new PrerequisiteCheck("pipe:OtOpcUaGalaxyHost", PrerequisiteCategory.OtOpcUaService,
PrerequisiteStatus.Pass,
$@"Pipe \\.\pipe\{pipeName} accepted a connection — OtOpcUaGalaxyHost is listening.");
}
catch (OperationCanceledException)
{
return new PrerequisiteCheck("pipe:OtOpcUaGalaxyHost", PrerequisiteCategory.OtOpcUaService,
PrerequisiteStatus.Fail,
$@"Pipe \\.\pipe\{pipeName} not connectable within 2s — OtOpcUaGalaxyHost service isn't running. " +
"Start with: sc.exe start OtOpcUaGalaxyHost");
}
catch (TimeoutException)
{
return new PrerequisiteCheck("pipe:OtOpcUaGalaxyHost", PrerequisiteCategory.OtOpcUaService,
PrerequisiteStatus.Fail,
$@"Pipe \\.\pipe\{pipeName} connect timed out — service may be starting or stuck. " +
"Check: sc.exe query OtOpcUaGalaxyHost");
}
catch (Exception ex)
{
return new PrerequisiteCheck("pipe:OtOpcUaGalaxyHost", PrerequisiteCategory.OtOpcUaService,
PrerequisiteStatus.Fail,
$@"Pipe \\.\pipe\{pipeName} connect failed: {ex.GetType().Name}: {ex.Message}");
}
}
}

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using System.Runtime.InteropServices;
using System.Runtime.Versioning;
using Microsoft.Win32;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
/// <summary>
/// Reads HKLM registry keys to confirm ArchestrA Framework / System Platform install
/// markers. Matches the registered paths documented in
/// <c>docs/v2/implementation/</c> — System Platform is 32-bit so keys live under
/// <c>HKLM\SOFTWARE\WOW6432Node\ArchestrA\...</c>.
/// </summary>
public static class RegistryProbe
{
// Canonical install roots per the research on our dev box (System Platform 2020 R2).
public const string ArchestrARootKey = @"SOFTWARE\WOW6432Node\ArchestrA";
public const string FrameworkKey = @"SOFTWARE\WOW6432Node\ArchestrA\Framework";
public const string PlatformKey = @"SOFTWARE\WOW6432Node\ArchestrA\Framework\Platform";
public const string MsiInstallKey = @"SOFTWARE\WOW6432Node\ArchestrA\MSIInstall";
public static PrerequisiteCheck CheckFrameworkInstalled()
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return new PrerequisiteCheck("registry:ArchestrA.Framework", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Skip, "Registry probes only run on Windows.");
}
return FrameworkInstalledWindows();
}
public static PrerequisiteCheck CheckPlatformDeployed()
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return new PrerequisiteCheck("registry:ArchestrA.Platform", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Skip, "Registry probes only run on Windows.");
}
return PlatformDeployedWindows();
}
public static PrerequisiteCheck CheckRebootPending()
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return new PrerequisiteCheck("registry:ArchestrA.RebootPending", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Skip, "Registry probes only run on Windows.");
}
return RebootPendingWindows();
}
[SupportedOSPlatform("windows")]
private static PrerequisiteCheck FrameworkInstalledWindows()
{
try
{
using var key = Registry.LocalMachine.OpenSubKey(FrameworkKey);
if (key is null)
{
return new PrerequisiteCheck("registry:ArchestrA.Framework", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Fail,
$"Missing {FrameworkKey} — ArchestrA Framework isn't installed. Install AVEVA System Platform from the setup media.");
}
var installPath = key.GetValue("InstallPath") as string;
var rootPath = key.GetValue("RootPath") as string;
if (string.IsNullOrWhiteSpace(installPath) || string.IsNullOrWhiteSpace(rootPath))
{
return new PrerequisiteCheck("registry:ArchestrA.Framework", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"Framework key exists but InstallPath/RootPath values missing — install may be incomplete.");
}
return new PrerequisiteCheck("registry:ArchestrA.Framework", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Pass,
$"Installed at {installPath} (RootPath {rootPath}).");
}
catch (Exception ex)
{
return new PrerequisiteCheck("registry:ArchestrA.Framework", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"Probe failed: {ex.GetType().Name}: {ex.Message}");
}
}
[SupportedOSPlatform("windows")]
private static PrerequisiteCheck PlatformDeployedWindows()
{
try
{
using var key = Registry.LocalMachine.OpenSubKey(PlatformKey);
var pfeConfig = key?.GetValue("PfeConfigOptions") as string;
if (string.IsNullOrWhiteSpace(pfeConfig))
{
return new PrerequisiteCheck("registry:ArchestrA.Platform.Deployed", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"No Platform object deployed locally (Platform\\PfeConfigOptions empty). MXAccess will connect but subscriptions will fail. Deploy a Platform from the IDE.");
}
// PfeConfigOptions format: "PlatformId=N,EngineId=N,EngineName=...,..."
// A non-deployed state leaves PlatformId=0 or the key empty.
if (pfeConfig.Contains("PlatformId=0,", StringComparison.OrdinalIgnoreCase))
{
return new PrerequisiteCheck("registry:ArchestrA.Platform.Deployed", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"Platform never deployed (PfeConfigOptions has PlatformId=0). Deploy a Platform from the IDE before running live tests.");
}
return new PrerequisiteCheck("registry:ArchestrA.Platform.Deployed", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Pass,
$"Platform deployed ({pfeConfig}).");
}
catch (Exception ex)
{
return new PrerequisiteCheck("registry:ArchestrA.Platform.Deployed", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"Probe failed: {ex.GetType().Name}: {ex.Message}");
}
}
[SupportedOSPlatform("windows")]
private static PrerequisiteCheck RebootPendingWindows()
{
try
{
using var key = Registry.LocalMachine.OpenSubKey(MsiInstallKey);
var rebootRequired = key?.GetValue("RebootRequired") as string;
if (string.Equals(rebootRequired, "True", StringComparison.OrdinalIgnoreCase))
{
return new PrerequisiteCheck("registry:ArchestrA.RebootPending", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
"An ArchestrA patch has been installed but the machine hasn't rebooted. Post-patch behavior is undefined until a reboot.");
}
return new PrerequisiteCheck("registry:ArchestrA.RebootPending", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Pass,
"No pending reboot flagged.");
}
catch (Exception ex)
{
return new PrerequisiteCheck("registry:ArchestrA.RebootPending", PrerequisiteCategory.AvevaInstall,
PrerequisiteStatus.Warn,
$"Probe failed: {ex.GetType().Name}: {ex.Message}");
}
}
/// <summary>
/// Read the registered <see cref="ComProgIdCheck"/> CLSID for the given ProgID and
/// resolve the 32-bit <c>InprocServer32</c> file path. Returns null when either is missing.
/// </summary>
[SupportedOSPlatform("windows")]
internal static (string? Clsid, string? InprocDllPath) ResolveProgIdToInproc(string progId)
{
using var progIdKey = Registry.ClassesRoot.OpenSubKey($@"{progId}\CLSID");
var clsid = progIdKey?.GetValue(null) as string;
if (string.IsNullOrWhiteSpace(clsid)) return (null, null);
// 32-bit COM server under Wow6432Node\CLSID\{guid}\InprocServer32 default value.
using var inproc = Registry.LocalMachine.OpenSubKey(
$@"SOFTWARE\Classes\WOW6432Node\CLSID\{clsid}\InprocServer32");
var dll = inproc?.GetValue(null) as string;
return (clsid, dll);
}
}

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using System.Runtime.InteropServices;
using System.Runtime.Versioning;
using System.ServiceProcess;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
/// <summary>
/// Queries the Windows Service Control Manager to report whether a named service is
/// installed, its current state, and its start type. Non-Windows hosts return Skip.
/// </summary>
public static class ServiceProbe
{
public static PrerequisiteCheck Check(
string serviceName,
PrerequisiteCategory category,
bool hardRequired,
string whatItDoes)
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return new PrerequisiteCheck(
Name: $"service:{serviceName}",
Category: category,
Status: PrerequisiteStatus.Skip,
Detail: "Service probes only run on Windows.");
}
return CheckWindows(serviceName, category, hardRequired, whatItDoes);
}
[SupportedOSPlatform("windows")]
private static PrerequisiteCheck CheckWindows(
string serviceName, PrerequisiteCategory category, bool hardRequired, string whatItDoes)
{
try
{
using var sc = new ServiceController(serviceName);
// Touch the Status to force the SCM lookup; if the service doesn't exist, this throws
// InvalidOperationException with message "Service ... was not found on computer.".
var status = sc.Status;
var startType = sc.StartType;
return status switch
{
ServiceControllerStatus.Running => new PrerequisiteCheck(
$"service:{serviceName}", category, PrerequisiteStatus.Pass,
$"Running ({whatItDoes})"),
// DemandStart services (like NmxSvc) that are Stopped are not necessarily a
// failure — the master service (aaBootstrap) brings them up on demand. Treat
// Stopped+Demand as Warn so operators know the situation but tests still proceed.
ServiceControllerStatus.Stopped when startType == ServiceStartMode.Manual =>
new PrerequisiteCheck(
$"service:{serviceName}", category, PrerequisiteStatus.Warn,
$"Installed but Stopped (start type Manual — {whatItDoes}). " +
"Will be pulled up on demand by the master service; fine for tests."),
ServiceControllerStatus.Stopped => Fail(
$"Installed but Stopped. Start with: sc.exe start {serviceName} ({whatItDoes})"),
_ => new PrerequisiteCheck(
$"service:{serviceName}", category, PrerequisiteStatus.Warn,
$"Transitional state {status} ({whatItDoes}) — try again in a few seconds."),
};
PrerequisiteCheck Fail(string detail) => new(
$"service:{serviceName}", category,
hardRequired ? PrerequisiteStatus.Fail : PrerequisiteStatus.Warn,
detail);
}
catch (InvalidOperationException ex) when (ex.Message.Contains("was not found", StringComparison.OrdinalIgnoreCase))
{
return new PrerequisiteCheck(
$"service:{serviceName}", category,
hardRequired ? PrerequisiteStatus.Fail : PrerequisiteStatus.Warn,
$"Not installed ({whatItDoes}). Install the relevant System Platform component and retry.");
}
catch (Exception ex)
{
return new PrerequisiteCheck(
$"service:{serviceName}", category, PrerequisiteStatus.Warn,
$"Probe failed ({ex.GetType().Name}: {ex.Message}) — treat as unknown.");
}
}
}

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using Microsoft.Data.SqlClient;
namespace ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport.Probes;
/// <summary>
/// Verifies the Galaxy Repository SQL side: SQL Server reachable, <c>ZB</c> database
/// present, and at least one deployed object exists (so live tests have something to read).
/// Reuses the Windows-auth connection string the repo code defaults to.
/// </summary>
public static class SqlProbe
{
public const string DefaultConnectionString =
"Server=localhost;Database=ZB;Integrated Security=True;TrustServerCertificate=True;Encrypt=False;Connect Timeout=3;";
public static async Task<PrerequisiteCheck> CheckZbDatabaseAsync(
string? connectionString = null, CancellationToken ct = default)
{
connectionString ??= DefaultConnectionString;
try
{
using var conn = new SqlConnection(connectionString);
await conn.OpenAsync(ct);
// DB_ID returns null when the database doesn't exist on the connected server — distinct
// failure mode from "server unreachable", deserves a distinct message.
using var cmd = conn.CreateCommand();
cmd.CommandText = "SELECT DB_ID('ZB')";
var dbIdObj = await cmd.ExecuteScalarAsync(ct);
if (dbIdObj is null || dbIdObj is DBNull)
{
return new PrerequisiteCheck("sql:ZB", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Fail,
"SQL Server reachable but database ZB does not exist. " +
"Create the Galaxy from the IDE or restore a .cab backup.");
}
return new PrerequisiteCheck("sql:ZB", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Pass, "Connected; ZB database exists.");
}
catch (SqlException ex)
{
return new PrerequisiteCheck("sql:ZB", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Fail,
$"SQL Server unreachable: {ex.Message}. Ensure MSSQLSERVER service is running (sc.exe start MSSQLSERVER) and TCP 1433 is open.");
}
catch (Exception ex)
{
return new PrerequisiteCheck("sql:ZB", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Fail,
$"Unexpected probe error: {ex.GetType().Name}: {ex.Message}");
}
}
/// <summary>
/// Returns the count of deployed Galaxy objects (<c>deployed_version &gt; 0</c>). Zero
/// isn't a hard failure — lets someone boot a fresh Galaxy and still get meaningful
/// test-suite output — but it IS a warning because any live-read smoke will have
/// nothing to read.
/// </summary>
public static async Task<PrerequisiteCheck> CheckDeployedObjectCountAsync(
string? connectionString = null, CancellationToken ct = default)
{
connectionString ??= DefaultConnectionString;
try
{
using var conn = new SqlConnection(connectionString);
await conn.OpenAsync(ct);
using var cmd = conn.CreateCommand();
cmd.CommandText = "SELECT COUNT(*) FROM gobject WHERE deployed_version > 0";
var countObj = await cmd.ExecuteScalarAsync(ct);
var count = countObj is int i ? i : 0;
return count > 0
? new PrerequisiteCheck("sql:ZB.deployedObjects", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Pass, $"{count} objects deployed — live reads have data to return.")
: new PrerequisiteCheck("sql:ZB.deployedObjects", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Warn,
"ZB contains no deployed objects. Discovery smoke tests will return empty hierarchies; " +
"deploy at least a Platform + AppEngine from the IDE to exercise the read path.");
}
catch (Exception ex)
{
return new PrerequisiteCheck("sql:ZB.deployedObjects", PrerequisiteCategory.GalaxyRepository,
PrerequisiteStatus.Warn,
$"Couldn't count deployed objects: {ex.GetType().Name}: {ex.Message}");
}
}
}

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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<!-- Multi-target: net10.0 for modern consumer projects (Galaxy.Proxy.Tests, E2E, Admin.Tests),
net48 for the Galaxy.Host.Tests project that has to stay on .NET Framework x86 for its
MXAccess-COM parent project. The helper uses no OS-level APIs that differ between the
two frameworks (registry / SQL / ServiceController are surface-compatible). -->
<TargetFrameworks>net10.0;net48</TargetFrameworks>
<Nullable>enable</Nullable>
<ImplicitUsings>enable</ImplicitUsings>
<LangVersion>latest</LangVersion>
<IsPackable>false</IsPackable>
<RootNamespace>ZB.MOM.WW.OtOpcUa.Driver.Galaxy.TestSupport</RootNamespace>
</PropertyGroup>
<ItemGroup Condition="'$(TargetFramework)' == 'net10.0'">
<!-- System.ServiceProcess.ServiceController + Microsoft.Win32.Registry are cross-platform
assemblies that throw PlatformNotSupportedException on non-Windows; the probes in
this project guard with RuntimeInformation.IsOSPlatform(OSPlatform.Windows) so they
return Skip on Linux/macOS rather than crashing the test host. -->
<PackageReference Include="System.ServiceProcess.ServiceController" Version="10.0.0"/>
<PackageReference Include="Microsoft.Win32.Registry" Version="5.0.0"/>
<PackageReference Include="Microsoft.Data.SqlClient" Version="6.0.1"/>
</ItemGroup>
<ItemGroup Condition="'$(TargetFramework)' == 'net48'">
<!-- net48 ships System.ServiceProcess + Microsoft.Win32 in-box via BCL references. -->
<Reference Include="System.ServiceProcess"/>
<!-- Microsoft.Data.SqlClient v6 supports net462+; single-target for consistency. -->
<PackageReference Include="Microsoft.Data.SqlClient" Version="6.0.1"/>
</ItemGroup>
<ItemGroup>
<NuGetAuditSuppress Include="https://github.com/advisories/GHSA-37gx-xxp4-5rgx"/>
<NuGetAuditSuppress Include="https://github.com/advisories/GHSA-w3x6-4m5h-cxqf"/>
</ItemGroup>
</Project>