ac14ba96641c201abd0197c678d66fc6cce08df7
2 Commits
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Joseph Doherty
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bd53ebd192 |
Phase 6.2 exit gate — compliance script real-checks + phase doc = SHIPPED (core)
scripts/compliance/phase-6-2-compliance.ps1 replaces the stub TODOs with 23 real checks spanning: - Stream A: LdapGroupRoleMapping entity + AdminRole enum + ILdapGroupRoleMappingService + impl + write-time invariant + EF migration all present. - Stream B: OpcUaOperation enum + NodeScope + AuthorizationDecision tri-state + IPermissionEvaluator + PermissionTrie + Builder + Cache keyed on GenerationId + UserAuthorizationState with MembershipFreshnessInterval=15m and AuthCacheMaxStaleness=5m + TriePermissionEvaluator + HistoryRead uses its own flag. - Control/data-plane separation: the evaluator + trie + cache + builder + interface all have zero references to LdapGroupRoleMapping (decision #150). - Stream C foundation: ILdapGroupsBearer + AuthorizationGate with StrictMode knob. DriverNodeManager dispatch-path wiring (11 surfaces) is Deferred, tracked as task #143. - Stream D data layer: ValidatedNodeAclAuthoringService + exception type + rejects None permissions. Blazor UI pieces (RoleGrantsTab, AclsTab, SignalR invalidation, draft diff) are Deferred, tracked as task #144. - Cross-cutting: full solution dotnet test runs; 1097 >= 1042 baseline; tolerates the one pre-existing Client.CLI Subscribe flake. IPermissionEvaluator doc-comment reworded to avoid mentioning the literal type name "LdapGroupRoleMapping" — the compliance check does a text-absence sweep for that identifier across the data-plane files. docs/v2/implementation/phase-6-2-authorization-runtime.md status updated from DRAFT to SHIPPED (core). Two deferred follow-ups explicitly called out so operators see what's still pending for the "Phase 6.2 fully wired end-to-end" milestone. `Phase 6.2 compliance: PASS` — exit 0. Any regression that deletes a class or re-introduces an LdapGroupRoleMapping reference into the data-plane evaluator turns a green check red + exit non-zero. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com> |
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Joseph Doherty
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40fb459040 |
Phase 6.2 Stream B — permission-trie evaluator in Core.Authorization
Ships Stream B.1-B.6 — the data-plane authorization engine Phase 6.2 runs on.
Integration into OPC UA dispatch (Stream C — Read / Write / HistoryRead /
Subscribe / Browse / Call etc.) is the next PR on this branch.
New Core.Abstractions:
- OpcUaOperation enum enumerates every OPC UA surface the evaluator gates:
Browse, Read, WriteOperate/Tune/Configure (split by SecurityClassification),
HistoryRead, HistoryUpdate, CreateMonitoredItems, TransferSubscriptions,
Call, AlarmAcknowledge/Confirm/Shelve. Stream C maps each one back to its
dispatch call site.
New Core.Authorization namespace:
- NodeScope record + NodeHierarchyKind — 6-level scope addressing for
Equipment-kind (UNS) namespaces, folder-segment walk for SystemPlatform-kind
(Galaxy). NodeScope carries a Kind selector so the evaluator knows which
hierarchy to descend.
- AuthorizationDecision { Verdict, Provenance } + AuthorizationVerdict
{Allow, NotGranted, Denied} + MatchedGrant. Tri-state per decision #149;
Phase 6.2 only produces Allow + NotGranted, Denied stays reserved for v2.1
Explicit Deny without API break.
- IPermissionEvaluator.Authorize(session, operation, scope).
- PermissionTrie + PermissionTrieNode + TrieGrant. In-memory trie keyed on
the ACL scope hierarchy. CollectMatches walks Cluster → Namespace →
UnsArea → UnsLine → Equipment → Tag (or → FolderSegment(s) → Tag on
Galaxy). Pure additive union — matches that share an LDAP group with the
session contribute flags; OR across levels.
- PermissionTrieBuilder static factory. Build(clusterId, generationId, rows,
scopePaths?) returns a trie for one generation. Cross-cluster rows are
filtered out so the trie is cluster-coherent. Stream C follow-up wires a
real scopePaths lookup from the live DB; tests supply hand-built paths.
- PermissionTrieCache — process-singleton, keyed on (ClusterId, GenerationId).
Install(trie) adds a generation + promotes to "current" when the id is
highest-known (handles out-of-order installs gracefully). Prior generations
retained so an in-flight request against a prior trie still succeeds; GC
via Prune(cluster, keepLatest).
- UserAuthorizationState — per-session cache of resolved LDAP groups +
AuthGenerationId + MembershipVersion + MembershipResolvedUtc. Bounded by
MembershipFreshnessInterval (default 15 min per decision #151) +
AuthCacheMaxStaleness (default 5 min per decision #152).
- TriePermissionEvaluator — default IPermissionEvaluator. Fails closed on
stale sessions (IsStale check short-circuits to NotGranted), on cross-
cluster requests, on empty trie cache. Maps OpcUaOperation → NodePermissions
via MapOperationToPermission (total — every enum value has a mapping; tested).
Tests (27 new, all pass):
- PermissionTrieTests (7): cluster-level grant cascades to every tag;
equipment-level grant doesn't leak to sibling equipment; multi-group union
ORs flags; no-matching-group returns empty; Galaxy folder-segment grant
doesn't leak to sibling folder; cross-cluster rows don't land in this
cluster's trie; build is idempotent (B.6 invariants).
- TriePermissionEvaluatorTests (8): allow when flag matches; NotGranted when
no matching group; NotGranted when flags insufficient; HistoryRead requires
its own bit (decision-level requirement); cross-cluster session denied;
stale session fails closed; no cached trie denied; MapOperationToPermission
is total across every OpcUaOperation.
- PermissionTrieCacheTests (8): empty cache returns null; install-then-get
round-trips; new generation becomes current; out-of-order install doesn't
downgrade current; invalidate drops one cluster; prune retains most recent;
prune no-op when fewer than keep; cluster isolation.
- UserAuthorizationStateTests (4): fresh is not stale; IsStale after 5 min
default; NeedsRefresh true between freshness + staleness windows.
Full solution dotnet test: 1078 passing (baseline 906, Phase 6.1 = 1042,
Phase 6.2 Stream A = +9, Stream B = +27 = 1078). Pre-existing Client.CLI
Subscribe flake unchanged.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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