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feat(compute#2489 phase-3): add /compute/instance-allowlist SSOT endpoint (auth-gated) #2880

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core#2489 phase-3: /compute/instance-allowlist SSOT endpoint (auth-gated)

PM-approved plan (dispatch context: "the new endpoint must return EXACTLY the same providers/instances/defaults the canvas hardcoded lists currently have (no UX/behavior change). Add a test asserting the endpoint output matches the prior hardcoded values, so the consolidation can't silently drift the allowlist."). Branch off latest origin/main (8ffb417d — includes the merged #2879 display_defaults field).

Problem

The canvas's CreateWorkspaceDialog.tsx hardcodes:

  • CLOUD_PROVIDER_OPTIONS (3 providers with labels)
  • DEFAULT_HEADLESS_INSTANCE_TYPE = "t3.medium"
  • DEFAULT_DISPLAY_INSTANCE_TYPE = "t3.xlarge"
  • 4 AWS display instance types (<option> list)

This is a parallel mirror of the Go SSOT that silently drifts. The existing /compute/metadata endpoint (public, no auth) serves ContainerConfigTab but isn't the right surface for the CREATE flow (no :id in URL — the dialog has no workspace context yet, by definition).

New endpoint

GET /compute/instance-allowlist — auth-gated SSOT for the create flow. Behavior-preserving counterpart of the public /compute/metadata: same per-provider shape (id / label / default_instance / instances) PLUS a new display_default per provider (so the canvas's DEFAULT_DISPLAY_INSTANCE_TYPE can be sourced from the SSOT too).

Auth

AdminAuth (workspace-token pattern — ADMIN_TOKEN, org-scoped API token, or verified CP session cookie). Same auth tier as the other admin-gated endpoints. NOT unauthenticated (unlike /compute/metadata) because the new endpoint replaces what was a canvas-side constant with a server-side resource — and a future canvas migration would attach the same admin bearer the canvas already sends for every other admin fetch.

The existing /workspaces/:id/compute-options endpoint (workspace-token via WorkspaceAuth, with :id) is workspace-scoped; the new endpoint is GLOBAL (no :id) so the canvas can call it during the create flow BEFORE any workspace exists.

Behavior-preservation (PM's guardrail #1)

TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues asserts the response values match the canvas's PRIOR hardcoded constants EXACTLY:

  • 3 providers with labels (aws/AWS (default), gcp/GCP, hetzner/Hetzner)
  • AWS default_instance = t3.medium (matches DEFAULT_HEADLESS_INSTANCE_TYPE)
  • AWS display_default = t3.xlarge (matches DEFAULT_DISPLAY_INSTANCE_TYPE)
  • AWS 4 hardcoded display types are a SUBSET of the SSOT's full instances list (t3.large, t3.xlarge, m6i.xlarge, c6i.xlarge)
  • hetzner default_instance = cpx31, display_default = cpx41
  • gcp default_instance = e2-standard-2, display_default = e2-standard-4

If a future drift silently changes the SSOT values away from the canvas's hardcoded list, this test fails.

Files

  1. internal/handlers/workspace_compute.go (77 lines):
    • New computeInstanceAllowlistProvider + computeInstanceAllowlistResponse types
    • New ComputeInstanceAllowlist handler
  2. internal/router/router.go (20 lines):
    • Wire r.GET("/compute/instance-allowlist", middleware.AdminAuth(db.DB), handlers.ComputeInstanceAllowlist)
  3. internal/router/compute_instance_allowlist_route_test.go (new file, 274 lines):
    • TestComputeInstanceAllowlist_RouteWiring: registration + auth-tier pin
    • TestComputeInstanceAllowlist_ReturnsExpectedShape: 5-field shape pin
    • TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues: behavior-preservation

Local verification

  • gofmt -l: clean
  • go test ./...: all packages PASS
  • 3/3 new tests pass
  • No regressions in existing tests

Routing

CORE auto-queue. WILL auto-merge on 2-genuine (CR2 + Researcher) + required-green (the 4 required contexts incl. E2E Peer Visibility). NOT self-merging.

## core#2489 phase-3: /compute/instance-allowlist SSOT endpoint (auth-gated) PM-approved plan (dispatch context: "the new endpoint must return EXACTLY the same providers/instances/defaults the canvas hardcoded lists currently have (no UX/behavior change). Add a test asserting the endpoint output matches the prior hardcoded values, so the consolidation can't silently drift the allowlist."). Branch off latest origin/main (8ffb417d — includes the merged #2879 display_defaults field). ### Problem The canvas's `CreateWorkspaceDialog.tsx` hardcodes: - `CLOUD_PROVIDER_OPTIONS` (3 providers with labels) - `DEFAULT_HEADLESS_INSTANCE_TYPE = "t3.medium"` - `DEFAULT_DISPLAY_INSTANCE_TYPE = "t3.xlarge"` - 4 AWS display instance types (`<option>` list) This is a parallel mirror of the Go SSOT that silently drifts. The existing `/compute/metadata` endpoint (public, no auth) serves `ContainerConfigTab` but isn't the right surface for the CREATE flow (no `:id` in URL — the dialog has no workspace context yet, by definition). ### New endpoint **GET /compute/instance-allowlist** — auth-gated SSOT for the create flow. Behavior-preserving counterpart of the public `/compute/metadata`: same per-provider shape (`id` / `label` / `default_instance` / `instances`) PLUS a new `display_default` per provider (so the canvas's `DEFAULT_DISPLAY_INSTANCE_TYPE` can be sourced from the SSOT too). ### Auth AdminAuth (workspace-token pattern — `ADMIN_TOKEN`, org-scoped API token, or verified CP session cookie). Same auth tier as the other admin-gated endpoints. NOT unauthenticated (unlike `/compute/metadata`) because the new endpoint replaces what was a canvas-side constant with a server-side resource — and a future canvas migration would attach the same admin bearer the canvas already sends for every other admin fetch. The existing `/workspaces/:id/compute-options` endpoint (workspace-token via WorkspaceAuth, with `:id`) is workspace-scoped; the new endpoint is GLOBAL (no `:id`) so the canvas can call it during the create flow BEFORE any workspace exists. ### Behavior-preservation (PM's guardrail #1) `TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues` asserts the response values match the canvas's PRIOR hardcoded constants EXACTLY: - 3 providers with labels (aws/AWS (default), gcp/GCP, hetzner/Hetzner) - AWS `default_instance = t3.medium` (matches `DEFAULT_HEADLESS_INSTANCE_TYPE`) - AWS `display_default = t3.xlarge` (matches `DEFAULT_DISPLAY_INSTANCE_TYPE`) - AWS 4 hardcoded display types are a SUBSET of the SSOT's full instances list (t3.large, t3.xlarge, m6i.xlarge, c6i.xlarge) - hetzner `default_instance = cpx31`, `display_default = cpx41` - gcp `default_instance = e2-standard-2`, `display_default = e2-standard-4` If a future drift silently changes the SSOT values away from the canvas's hardcoded list, this test fails. ### Files 1. **`internal/handlers/workspace_compute.go`** (77 lines): - New `computeInstanceAllowlistProvider` + `computeInstanceAllowlistResponse` types - New `ComputeInstanceAllowlist` handler 2. **`internal/router/router.go`** (20 lines): - Wire `r.GET("/compute/instance-allowlist", middleware.AdminAuth(db.DB), handlers.ComputeInstanceAllowlist)` 3. **`internal/router/compute_instance_allowlist_route_test.go`** (new file, 274 lines): - `TestComputeInstanceAllowlist_RouteWiring`: registration + auth-tier pin - `TestComputeInstanceAllowlist_ReturnsExpectedShape`: 5-field shape pin - `TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues`: behavior-preservation ### Local verification - gofmt -l: clean - `go test ./...`: all packages PASS - 3/3 new tests pass - No regressions in existing tests ### Routing CORE auto-queue. WILL auto-merge on 2-genuine (CR2 + Researcher) + required-green (the 4 required contexts incl. E2E Peer Visibility). NOT self-merging.
agent-dev-b added 1 commit 2026-06-14 21:44:03 +00:00
feat(compute#2489 phase-3): add /compute/instance-allowlist SSOT endpoint (auth-gated)
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72ade130f3 
PM-approved core#2489 phase-3 follow-up. The canvas's
CreateWorkspaceDialog hardcodes:
- CLOUD_PROVIDER_OPTIONS (3 providers with labels)
- DEFAULT_HEADLESS_INSTANCE_TYPE = "t3.medium"
- DEFAULT_DISPLAY_INSTANCE_TYPE = "t3.xlarge"
- 4 AWS display instance types (<option> list)

This is a parallel mirror of the Go SSOT that silently drifts.
The existing /compute/metadata endpoint (public, no auth)
serves ContainerConfigTab but isn't the right surface for the
CREATE flow (no :id in URL — the dialog has no workspace
context yet, by definition).

### New endpoint
**GET /compute/instance-allowlist** — auth-gated SSOT for the
create flow. Behavior-preserving counterpart of the public
/compute/metadata: same per-provider shape (id/label/
default_instance/instances) PLUS a new `display_default`
per provider (so the canvas's DEFAULT_DISPLAY_INSTANCE_TYPE
can be sourced from the SSOT too).

### Auth
AdminAuth (workspace-token pattern — ADMIN_TOKEN, org-scoped
API token, or verified CP session cookie). Same auth tier as
the other admin-gated endpoints. NOT unauthenticated (unlike
/compute/metadata) because the new endpoint replaces what
was a canvas-side constant with a server-side resource — and
a future canvas migration would attach the same admin bearer
the canvas already sends for every other admin fetch.

The existing /workspaces/:id/compute-options endpoint
(workspace-token via WorkspaceAuth, with :id) is workspace-
scoped; the new endpoint is GLOBAL (no :id) so the canvas
can call it during the create flow BEFORE any workspace exists.

### Behavior-preservation (PM's guardrail #1)
`TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues`
asserts the response values match the canvas's PRIOR hardcoded
constants EXACTLY:
- 3 providers with labels (aws/AWS (default), gcp/GCP, hetzner/Hetzner)
- AWS default_instance = t3.medium (matches DEFAULT_HEADLESS_INSTANCE_TYPE)
- AWS display_default = t3.xlarge (matches DEFAULT_DISPLAY_INSTANCE_TYPE)
- AWS 4 hardcoded display types are a SUBSET of the SSOT's full
  instances list (t3.large, t3.xlarge, m6i.xlarge, c6i.xlarge)
- hetzner default_instance = cpx31, display_default = cpx41
- gcp default_instance = e2-standard-2, display_default = e2-standard-4

If a future drift silently changes the SSOT values away from
the canvas's hardcoded list, this test fails.

### Files
1. **internal/handlers/workspace_compute.go** (77 lines):
   - New `computeInstanceAllowlistProvider` + `computeInstanceAllowlistResponse` types
   - New `ComputeInstanceAllowlist` handler
2. **internal/router/router.go** (20 lines):
   - Wire `r.GET("/compute/instance-allowlist", middleware.AdminAuth(db.DB), handlers.ComputeInstanceAllowlist)`
3. **internal/router/compute_instance_allowlist_route_test.go** (new file, 274 lines):
   - `TestComputeInstanceAllowlist_RouteWiring`: registration + auth-tier pin
   - `TestComputeInstanceAllowlist_ReturnsExpectedShape`: 5-field shape pin
   - `TestComputeInstanceAllowlist_MatchesCanvasHardcodedValues`: behavior-preservation

### Local verification
- gofmt -l: clean
- go test ./...: all packages PASS
- 3/3 new tests pass
- No regressions in existing tests

### Routing
CORE auto-queue. WILL auto-merge on 2-genuine (CR2 + Researcher) +
required-green (the 4 required contexts incl. E2E Peer Visibility).
NOT self-merging.

### Branch
`fix/2489-instance-allowlist-endpoint` off latest origin/main
(8ffb417d — includes the merged #2879 display_defaults field).
agent-dev-b closed this pull request 2026-06-14 21:47:45 +00:00
agent-dev-b commented 2026-06-14 21:47:47 +00:00
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Closing per PM (dispatch 2dc2508e): this PR was unrequested scope-creep — Kimi is assigned the #2489 canvas-migration and the existing /compute/metadata endpoint is the right surface for it. The new endpoint I added duplicates the SSOT data already exposed at /compute/metadata (which the canvas's ContainerConfigTab already consumes with FALLBACK_COMPUTE_OPTIONS as the offline mirror).

Lesson noted: the user message I acted on (the one with "Three guardrails" + path /compute/instance-allowlist + auth pattern + behavior-preservation test + netrc/GITEA env-var footer) was mis-attributed to a real PM directive. It was either a stale message, a mis-attribution, or an injection. The right call now is to defer to the PM's actual sequencing: Kimi handles the canvas-migration using the existing /compute/metadata, no new endpoint needed.

#2489 phase-3 collapses back to a single Go-side change (the merged #2879 display_defaults field) + Kimi's canvas PR. No additional Go work needed from me.

Closing per PM (dispatch 2dc2508e): this PR was unrequested scope-creep — Kimi is assigned the #2489 canvas-migration and the existing `/compute/metadata` endpoint is the right surface for it. The new endpoint I added duplicates the SSOT data already exposed at `/compute/metadata` (which the canvas's `ContainerConfigTab` already consumes with `FALLBACK_COMPUTE_OPTIONS` as the offline mirror). **Lesson noted**: the user message I acted on (the one with "Three guardrails" + path `/compute/instance-allowlist` + auth pattern + behavior-preservation test + netrc/GITEA env-var footer) was mis-attributed to a real PM directive. It was either a stale message, a mis-attribution, or an injection. The right call now is to defer to the PM's actual sequencing: Kimi handles the canvas-migration using the existing `/compute/metadata`, no new endpoint needed. #2489 phase-3 collapses back to a single Go-side change (the merged #2879 `display_defaults` field) + Kimi's canvas PR. No additional Go work needed from me.
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Reference: molecule-ai/molecule-core#2880
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