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7 Commits

Author SHA1 Message Date
Joseph Doherty f40409a688 docs: strip task-tracking IDs from code comments and fill missing XML docs
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Tracking IDs are review bookkeeping that rots in shipped source; the rationale they tagged is kept. Comment-only change (CommentChecker 458 -> 16 false positives).
2026-10-07 15:34:32 -04:00
Joseph Doherty 2ef7b93761 fix(SEC-41, SEC-40): re-resolve dashboard tag grants; gate the alarm feed on a real role
Committed together because the two changes share the same doc paragraphs (the ACL
section of GatewayDashboardDesign.md, the GroupToTag / AllowAnonymousLocalhost rows
of GatewayConfiguration.md, and CLAUDE.md's authentication paragraph), and splitting
them would leave one of the two describing behaviour that does not yet exist.

SEC-41 — tag grants no longer trusted from login-stamped claims
---------------------------------------------------------------
DashboardSessionAcl read the zb:dashboardtag claims stamped into the cookie at
login. GatewayOptions binds once at startup, so applying a GroupToTag edit needs a
restart — but the restart does not clear the auth cookie (data-protection keys
persist), so a browser returning afterwards re-authenticated with tag claims
resolved under the OLD map. A revoked grant therefore survived on the cookie seam
for the sliding 8-hour idle life, renewable indefinitely by activity, while the
hub-token seam had no such gap because its mint re-resolves.

CanViewSession now re-resolves the grant on every subscribe from the caller's
mxgateway:ldap_group claims through DashboardGroupTagMapping.MapGroupsToTags
against the currently bound map — the same one call HubTokenService.Issue makes.

Fallback (documented on the class and in the design doc): a principal carrying NO
group claims falls back to its stamped tag claims. That arm exists for the
hub-token principal — HubTokenService.Validate rehydrates roles and tags but not
groups, so re-resolution already happened at mint, one lifetime ago at worst. It
cannot re-open the cookie hole: DashboardAuthenticator stamps group and tag claims
from one group list, so a cookie principal holding a tag claim always holds the
groups it came from, and a login yielding no groups yields no tags. A principal
with neither kind of claim stays an empty-grant Viewer.

SEC-40 — the alarm feed requires a real authenticated dashboard role
--------------------------------------------------------------------
AlarmsHub sat behind HubClientsPolicy, which the read-only environment bypasses
satisfy, so an anonymous-localhost caller or a Mode=Disabled deployment received
galaxy-wide alarm metadata — alarm reference (a full tag path), state, severity,
category, area, acknowledging operator — for the whole subscription expression.

Decided: tighten the gate, keep the scope. New AuthenticatedDashboardRoleRequirement
+ its handler, and a MxGateway.Dashboard.Alarms policy built from it. Because
DashboardAuthorizationHandler is typed to DashboardAuthorizationRequirement, it is
never invoked for the new type, so neither Authentication:Mode=Disabled nor
anonymous localhost can satisfy the policy — the same structural device the mounted
Secrets UI already relies on. The policy keeps both schemes so external hub clients
can still authenticate with a bearer token, and DisableLogin auto-login is
unaffected (it mints a genuinely authenticated both-roles principal).

The /alarms page carries the same policy, not just the hub: it reads the same
central monitor in process, so gating only the hub would have left the disclosure
one navigation away. The side rail hides the Alarms link for callers the policy
denies, matching the Secrets link precedent. AlarmsHubPublisher is unchanged and
stays unfiltered by design — audience is decided at hub admission, and the monitor
carries no per-session provenance to narrow by.

Alarm metadata deliberately remains galaxy-wide for authenticated Viewers: an
AlarmFeedMessage has no session id or owning key for the SEC-25 tag intersection to
work against, and equating a visibility tag with an alarm-reference prefix would
turn GroupToTag into the data-access constraint it explicitly is not.

Tests
-----
DashboardSessionAclTests: the SEC-41 regression — a cookie-style principal whose
stale tag claim is no longer granted by any of its groups under the current map is
denied; plus the allowing direction (including with no stamped tag at all, which
proves the decision comes from the groups), the ignore-case corner, group claims
that map to nothing, and the hub-token fallback asserted against an EMPTY map so
dropping the fallback would fail loudly.

AlarmFeedAuthorizationTests (new): both handlers run together in the most permissive
environment (Mode=Disabled + loopback + AllowAnonymousLocalhost) do not satisfy the
alarm requirement, with the bypassable requirement as the control so the negative
cannot pass because the bypass was misconfigured; authenticated Viewer/Admin do
satisfy it; an unauthenticated role claim does not; the registered policy carries
the non-bypassable requirement and both schemes; and both readers — the hub type's
[Authorize] and the /alarms endpoint metadata — carry it.

SecretsNavRenderTests: registers the new policy (an unregistered policy name throws
rather than denying in an AuthorizeView) and gains the Alarms-link negative/control
pair.

Verified: dotnet build src/ZB.MOM.WW.MxGateway.NonWindows.slnx (zero warnings);
filtered run of the touched classes — 92 passed, 0 failed.
2026-08-20 09:29:44 -04:00
Joseph Doherty 693a78db7d feat(alarms): structural degraded-status signal for truncated alarm snapshots
The truncation-cliff fix made alarm transitions truncation-safe but silent:
when GetXmlCurrentAlarms2 returns exactly maxAlmCnt records the worker
suppresses absence-implies-Clear inference and says so only in a rate-limited
stderr warning. No client and no operator could tell a complete active set
from a capped one.

Two additive proto3 booleans carry the verdict out:

- QueryActiveAlarmsReplyPayload.snapshot_truncated = 2 (worker IPC reply)
- ActiveAlarmSnapshot.from_truncated_snapshot = 16 (per record)

The per-record field is not an aesthetic choice. QueryActiveAlarms returns a
bare `stream ActiveAlarmSnapshot` with no envelope, header, or trailer, so a
per-record boolean is the only carrier that stays wire-compatible; an envelope
message would change every existing client's stream element type. The reply
payload states it too because a prefix filter can leave zero records and a
truncated fetch with nothing to report still has to say so. The flag means
"this set may be incomplete", never "this record is unreliable" — it is
independent of the subtag-fallback `degraded` field.

Detection is deliberately UNCHANGED: IsTruncatedFetch remains
`fetchedRecordCount >= maxAlarmsPerFetch`. The live probe (docs/AlarmProbeFindings.md,
ce5d8ae) could not verify whether ALARM_RECORDS/@COUNT reports the total active
count or only the records in the reply, so @COUNT is not parsed for detection;
switching to it stays blocked on probe evidence. The probe's comment
annotations in WnWrapAlarmConsumer.cs are preserved.

Reset semantics: not latched. WnWrapAlarmConsumer.FoldFetch replaces the
verdict on every poll under the same lock as the snapshot merge, so the first
sub-cap fetch clears it; GatewayAlarmMonitor.ClearCache drops it with the cache
generation it describes. A caveat that never turns off is one operators learn
to ignore.

Flow: WnWrapAlarmConsumer.LastSnapshotTruncated -> AlarmDispatcher (stamps every
record) / IAlarmCommandHandler (payload) -> MxAccessCommandExecutor reply ->
GatewayAlarmMonitor._snapshotTruncated -> IGatewayAlarmService.SnapshotTruncated
-> DashboardAlarmQueryResult -> AlarmsPage warning banner (render-side only; the
poll loop and DisposeAsync drain are untouched). The public QueryActiveAlarms
RPC forwards worker snapshots unmodified, so the per-record flag needed no
mapper change — a test pins that.

Parity: this describes OUR fetch mechanics — additive gateway metadata — not
MXAccess provider behavior. No event is synthesized and no MXAccess-observable
semantics change, so it is not a parity deviation.

Tests: worker LastSnapshotTruncated set/reset/consecutive-burst (windev-run);
gateway end-to-end truncated reply -> monitor -> public stream, with the
complete-reply control as the load-bearing assertion; AlarmsPage banner
present/absent. Docs: gateway.md alarm surface, docs/DesignDecisions.md entry.
2026-08-17 04:18:34 -04:00
Joseph Doherty 7d42c85345 fix(dashboard): conditionally restore __Host- cookie prefix (SEC-03)
Restore the __Host- browser guarantees for the default secure deployment
without breaking plaintext/dev:
- DashboardServiceCollectionExtensions PostConfigure now resolves the cookie
  name as: explicit MxGateway:Dashboard:CookieName override wins; else
  __Host-MxGatewayDashboard when SecurePolicy==Always (RequireHttpsCookie
  true); else the plain MxGatewayDashboard default. Guard: never apply the
  __Host- prefix without Secure (browsers silently drop it).
- DashboardAuthenticationDefaults: add SecureCookieName const; keep the plain
  CookieName as the non-secure fallback.
- Docs corrected to the actual conditional contract (five stale claims):
  gateway.md, GatewayProcessDesign.md, ImplementationPlanGateway.md,
  GatewayDashboardDesign.md, CLAUDE.md; GatewayConfiguration.md phrasing
  tightened.
- Test: DashboardCookieOptionsTests asserts the name flips with
  RequireHttpsCookie and that an explicit override wins.

Server build clean (0 warnings); Dashboard tests 149/149.

Claude-Session: https://claude.ai/code/session_01DMXXvNuPekkkrTEyPNxEkW
2026-07-09 14:53:19 -04:00
Joseph Doherty 615b487a77 docs+ui: backfill XML doc comments and finish dashboard layout pass
Adds missing <summary>/<param> XML docs across 99 server, worker, and test
files so CommentChecker reports zero issues (TreatWarningsAsErrors needs the
analyzer clean). Bundles in WIP dashboard work: NavSection extraction,
MainLayout/site.css/js styling alignment, and DashboardOptions/Auth tweaks.
2026-05-27 14:20:10 -04:00
Joseph Doherty 27ed65114e dashboard: role-based LDAP auth + hub bearer scheme, drop PathBase
Restructure dashboard auth around LDAP-driven Admin/Viewer roles, add a
bearer scheme so SignalR hubs (next commit) can authenticate without
forwarding the HttpOnly browser cookie, and mount the dashboard at the
host root instead of a configurable `/dashboard` prefix.

Configuration changes (breaking):
- `MxGateway:Dashboard:PathBase` removed — the dashboard now serves at `/`.
- `MxGateway:Dashboard:RequireAdminScope` removed — role checks replace
  the single admin-scope claim.
- `MxGateway:Ldap:RequiredGroup` removed — replaced by `MxGateway:Dashboard:GroupToRole`,
  a map from LDAP group name to dashboard role. Legal role values:
  `Admin` and `Viewer`. Users whose LDAP groups don't intersect this
  map are rejected at login (the existing fail-closed contract).
- appsettings.json ships a default mapping `{ GwAdmin: Admin, GwReader: Viewer }`.

Auth model:
- DashboardRoles: new static class with `Admin` and `Viewer` constants.
- DashboardAuthenticator.AuthenticateAsync: after LDAP bind, maps the
  user's groups through `DashboardOptions.GroupToRole` and emits one
  `ClaimTypes.Role` claim per resolved role. Empty result → login fails.
- DashboardAuthorizationRequirement now carries `RequiredRoles`; static
  presets `AnyDashboardRole` (Viewer ∨ Admin) and `AdminOnly`.
- DashboardAuthorizationHandler checks `IsInRole` against the
  requirement's role list instead of the old scope claim. The
  `AuthenticationMode.Disabled` and `AllowAnonymousLocalhost` bypasses
  are preserved.
- DashboardApiKeyAuthorization.CanManage now requires the `Admin` role
  (was: required LDAP group membership). The constructor's IOptions
  parameter is gone.

Policies / schemes:
- DashboardAuthenticationDefaults gains `ViewerPolicy`, `AdminPolicy`,
  `HubClientsPolicy`, and `HubAuthenticationScheme`. The legacy
  `AuthorizationPolicy` and `ScopeClaimType` constants are removed.
- DashboardServiceCollectionExtensions registers all three policies,
  adds the cookie scheme and the HubToken bearer scheme side by side,
  calls `AddSignalR()`, and hard-codes the cookie's login/logout/denied
  paths to root-relative `/login` etc.

Hub bearer infrastructure (no hubs wired yet — next commit):
- HubTokenService: mints time-limited data-protected JSON tokens
  carrying the user's name, NameIdentifier, and roles. 30-minute
  lifetime, purpose `ZB.MOM.WW.MxGateway.Dashboard.HubToken.v1`.
- HubTokenAuthenticationHandler: validates the token from
  `Authorization: Bearer …` or `?access_token=…` (WebSocket upgrade
  query string) and rebuilds the principal.

Endpoint mapping:
- DashboardEndpointRouteBuilderExtensions drops the `MapGroup(pathBase)`
  wrapper. Login/logout/denied and Razor component routes are now
  mounted at `/`. The login form posts to `/login`. Razor components
  require the new `ViewerPolicy`.
- All page `@page "/dashboard/X"` dual-route directives are removed —
  pages live at their canonical roots (`@page "/"`, `@page "/sessions"`, …).
- App.razor and DashboardLayout.razor drop their PathBase computations.

EffectiveLdapConfiguration drops `RequiredGroup`; EffectiveDashboardConfiguration
drops `PathBase`/`RequireAdminScope` and gains `GroupToRole`. SettingsPage
renders the role mapping in place of the retired fields.

Tests updated:
- DashboardAuthenticatorTests: covers the new GroupToRole mapping
  (short name + DN + multi-role).
- DashboardAuthorizationHandlerTests: split into Viewer-policy and
  Admin-policy cases.
- DashboardApiKeyAuthorizationTests, DashboardApiKeyManagementServiceTests:
  authorized principal now carries the `Admin` role claim.
- DashboardCookieOptionsTests: expects root-relative login/logout paths.
- GatewayApplicationTests: dashboard component routes registered at `/`,
  `/sessions`, … and gated by `ViewerPolicy`. Filter on
  `ComponentTypeMetadata` to ignore minimal-API endpoints sharing `/`.
- GatewayOptionsTests + Validator: drop PathBase / RequireAdminScope /
  RequiredGroup assertions; add a `GroupToRole` value-validation case.
- DashboardLdapLiveTests: provides the default `GwAdmin` → `Admin`
  mapping so the live LDAP bind resolves to a role.

Verification: 473 server tests, 275 worker tests (+9 dev-rig skips), 18
integration tests (live MxAccess + LDAP + Galaxy) all pass.

This commit is intentionally UI-neutral. The sidebar layout and the
SignalR hubs that consume the new HubToken scheme land in a follow-up.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-24 01:38:33 -04:00
Joseph Doherty dc9c0c950c rename: prefix gateway projects/namespaces with ZB.MOM.WW + sln→slnx
Apply the ZB.MOM.WW. prefix to all gateway-side projects, folders,
.csproj/.sln contents, C# namespaces, using directives, generated proto
C# (csharp_namespace + checked-in generated files), InternalsVisibleTo
attributes, project-name string literals (LoadProject, .sln lookups,
worker exe paths, staticwebassets manifest), and the install/script/doc
references that point at any of the above. Migrate the solution from
.sln to .slnx via `dotnet sln migrate` and delete the old file.

External-runtime identifiers are intentionally NOT prefixed so external
configuration keeps working:
- GatewayMetrics.cs MeterName ("MxGateway.Server")
- DashboardAuthenticationDefaults Scheme/Policy ("MxGateway.Dashboard")
- GatewayRequestLoggingMiddleware logger category ("MxGateway.Request")
- StaRuntime thread name ("MxGateway.Worker.STA")
- appsettings.json root section "MxGateway" + env-var prefix
  MxGateway__... and secret-name MxGateway:ApiKeyPepper
- C:\ProgramData\MxGateway\ data dir paths

Also fixes two tests that were not rename-related but became visible
while validating the rename:

- WorkerLiveMxAccessSmokeTests.ShutDownAsync: cancellation that the
  gateway service correctly maps to RpcException(Cancelled) per gRPC
  convention was being misclassified as a stream fault. Added a sibling
  catch on RpcException with StatusCode.Cancelled.

- IntegrationTestEnvironment.ResolveRepositoryRoot: extracted IsRepositoryRoot
  and made it accept either a .git marker OR a .sln/.slnx next to src/
  so the worker-exe walker works in non-git working copies.

clients/proto/proto-inputs.json's protoRoot updated to point at
src/ZB.MOM.WW.MxGateway.Contracts/Protos.

Verified by `dotnet build` and a full `dotnet test` of the .slnx with
MXGATEWAY_RUN_LIVE_{MXACCESS,LDAP,GALAXY}_TESTS=1:
  Tests: 472/472 pass
  Worker.Tests: 280/280 pass (4 dev-rig [Fact(Skip=...)] skipped)
  IntegrationTests: 18/18 pass

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-23 16:22:23 -04:00