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Merge branch 'codex/jetstream-full-parity-executeplan' into main

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# Conflicts:
#	differences.md
#	docs/plans/2026-02-23-jetstream-full-parity-plan.md
#	src/NATS.Server/Auth/Account.cs
#	src/NATS.Server/Configuration/ConfigProcessor.cs
#	src/NATS.Server/Monitoring/VarzHandler.cs
#	src/NATS.Server/NatsClient.cs
#	src/NATS.Server/NatsOptions.cs
#	src/NATS.Server/NatsServer.cs
This commit is contained in:
Joseph Doherty
2026-02-23 08:53:44 -05:00
parent 6228f748ab e2e8c33d38
commit a8985ecb1a
102 changed files with 7821 additions and 23 deletions
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differences.md
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@@ -1,7 +1,7 @@
# Go vs .NET NATS Server: Functionality Differences
> Excludes clustering/routes, gateways, leaf nodes, and JetStream.
> Generated 2026-02-22 by comparing `golang/nats-server/server/` against `src/NATS.Server/`.
> Includes clustering/routes, gateways, leaf nodes, and JetStream parity scope.
> Generated 2026-02-23 by comparing `golang/nats-server/server/` against `src/NATS.Server/`.
---
@@ -61,9 +61,9 @@
| Type | Go | .NET | Notes |
|------|:--:|:----:|-------|
| CLIENT | Y | Y | |
| ROUTER | Y | N | Excluded per scope |
| GATEWAY | Y | N | Excluded per scope |
| LEAF | Y | N | Excluded per scope |
| ROUTER | Y | Y | Route handshake + routing primitives implemented |
| GATEWAY | Y | Y | Gateway manager bootstrap implemented |
| LEAF | Y | Y | Leaf node manager bootstrap implemented |
| SYSTEM (internal) | Y | Y | InternalClient + InternalEventSystem with Channel-based send/receive loops |
| JETSTREAM (internal) | Y | N | |
| ACCOUNT (internal) | Y | Y | Lazy per-account InternalClient with import/export subscription support |
@@ -127,9 +127,9 @@ Go implements a sophisticated slow consumer detection system:
| PING / PONG | Y | Y | |
| MSG / HMSG | Y | Y | |
| +OK / -ERR | Y | Y | |
| RS+/RS-/RMSG (routes) | Y | N | Excluded per scope |
| A+/A- (accounts) | Y | N | Excluded per scope |
| LS+/LS-/LMSG (leaf) | Y | N | Excluded per scope |
| RS+/RS-/RMSG (routes) | Y | Y | Route protocol primitives implemented |
| A+/A- (accounts) | Y | N | Inter-server account protocol ops still pending |
| LS+/LS-/LMSG (leaf) | Y | Y | Leaf protocol primitives implemented |
### Protocol Parsing Gaps
| Feature | Go | .NET | Notes |
@@ -191,7 +191,7 @@ Go implements a sophisticated slow consumer detection system:
|---------|:--:|:----:|-------|
| Per-account subscription limit | Y | Y | `Account.IncrementSubscriptions()` returns false when `MaxSubscriptions` exceeded |
| Auto-unsubscribe on max messages | Y | Y | Enforced at delivery; sub removed from trie + client dict when exhausted |
| Subscription routing propagation | Y | N | For clusters |
| Subscription routing propagation | Y | Y | Remote subscription propagation implemented for routes |
| Queue weight (`qw`) field | Y | N | For remote queue load balancing |
---
@@ -221,7 +221,7 @@ Go implements a sophisticated slow consumer detection system:
| Account exports/imports | Y | Y | ServiceImport/StreamImport with ExportAuth, subject transforms, response routing |
| Per-account connection limits | Y | Y | `Account.AddClient()` returns false when `MaxConnections` exceeded |
| Per-account subscription limits | Y | Y | `Account.IncrementSubscriptions()` enforced in `ProcessSub()` |
| Account JetStream limits | Y | N | Excluded per scope |
| Account JetStream limits | Y | Y | Enforced via account-level stream reservation limits |
### Permissions
| Feature | Go | .NET | Notes |
@@ -260,7 +260,7 @@ Go implements a sophisticated slow consumer detection system:
| Config file parsing | Y | Y | Custom NATS conf lexer/parser ported from Go; supports includes, variables, blocks |
| Hot reload (SIGHUP) | Y | Y | Reloads logging, auth, limits, TLS certs on SIGHUP; rejects non-reloadable changes |
| Config change detection | Y | Y | SHA256 digest comparison; `InCmdLine` tracks CLI flag precedence |
| ~450 option fields | Y | ~72 | .NET covers core + all single-server options; cluster/JetStream keys silently ignored |
| ~450 option fields | Y | ~72 | .NET covers core + single-server options plus cluster/JetStream parsing and reload boundary validation |
### Missing Options Categories
- ~~Logging options~~ — file logging, rotation, syslog, debug/trace, color, timestamps, per-subsystem log control all implemented
@@ -288,7 +288,7 @@ Go implements a sophisticated slow consumer detection system:
| `/subz` / `/subscriptionsz` | Y | Y | Account filtering, test subject filtering, pagination, and subscription details |
| `/accountz` | Y | Stub | Returns empty response |
| `/accstatz` | Y | Stub | Returns empty response |
| `/jsz` | Y | Stub | Returns empty response |
| `/jsz` | Y | Y | Returns live JetStream counts/config via `JszHandler` |
### Varz Response
| Field Category | Go | .NET | Notes |
@@ -302,8 +302,8 @@ Go implements a sophisticated slow consumer detection system:
| Connections (current, total) | Y | Y | |
| Messages (in/out msgs/bytes) | Y | Y | |
| SlowConsumer breakdown | Y | N | Go tracks per connection type |
| Cluster/Gateway/Leaf blocks | Y | N | Excluded per scope |
| JetStream block | Y | N | Excluded per scope |
| Cluster/Gateway/Leaf blocks | Y | Partial | Config projection present; `/gatewayz` and `/leafz` endpoints remain stubs |
| JetStream block | Y | Y | Includes live JetStream config + stream/consumer counts |
| TLS cert expiry info | Y | Y | `TlsCertNotAfter` loaded via `X509CertificateLoader` in `/varz` |
### Connz Response