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[docs] auth: Sync GCP WIF audience and Vertex project/location in auth matrix #10777

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Merged
lpcox merged 3 commits into from
Oct 30, 2026
Merged

[docs] auth: Sync GCP WIF audience and Vertex project/location in auth matrix #10777

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c1a8807
docs: sync GCP WIF audience and project/location in auth matrix
github-actions[bot] Oct 28, 2026
25bf8ec
fix: enforce credit pricing for automatic recovery
Copilot Oct 29, 2026
b5d69d7
Merge remote-tracking branch 'origin/main' into docs/auth-matrix-gcp-…
Copilot Oct 30, 2026
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2 changes: 1 addition & 1 deletion containers/api-proxy/model-recovery.js
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Expand Up @@ -5,12 +5,12 @@ const { getRuntimeModels } = require('./runtime-model-catalog');
const { normalizeModel } = require('./routing-catalogue');
const { getRetiredModelBlockState } = require('./guards/retired-model-guard');
const { getCurrentGuardChecks } = require('./proxy-guards');
const { isModelPriceable } = require('./guards/ai-credits-guard');
const { parsePositiveNumber } = require('./guards/guard-utils');
const { resolveModelIdentity } = require('./model-identity');
const { compareByVersion } = require('./model-utils');
const { sanitizeForLog } = require('./logging');
const { MODEL_FALLBACK } = require('./model-config');
const { isModelPriceable } = require('./guards/ai-credits-guard');

const MAX_AUTOMATIC_RECOVERIES = 3;

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8 changes: 8 additions & 0 deletions containers/api-proxy/server.model-recovery.test.js
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Expand Up @@ -185,6 +185,14 @@ test('does not bypass missing credit pricing', async () => {
expect(JSON.parse(res.end.mock.calls[0][0]).error.code).toBe('model_recovery_exhausted');
});

test('allows recovery to a priceable model with a credit budget', async () => {
load({ AWF_MAX_AI_CREDITS: '1' });
catalog.replaceRuntimeModels('copilot', [record('gpt-5.3-codex')]);
await start();
expect(requests).toHaveLength(1);
expect(JSON.parse(sent()).model).toBe('gpt-5.3-codex');
});

test.each([
{ AWF_MODEL_FALLBACK: '{"enabled":false}' },
{ AWF_MODEL_FALLBACK: '{"excludeEngines":["copilot"]}' },
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6 changes: 5 additions & 1 deletion docs/auth-matrix.md
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Expand Up @@ -370,7 +370,11 @@ The request layer signs the HTTP method, canonical path and sorted query, final
| WIF Provider | `AWF_AUTH_GCP_WORKLOAD_IDENTITY_PROVIDER` | ✅ |
| Service Account | `AWF_AUTH_GCP_SERVICE_ACCOUNT` | ❌ (direct federation if omitted) |
| Scope | `AWF_AUTH_GCP_SCOPE` | ❌ (default: `https://www.googleapis.com/auth/cloud-platform`; used in step 2 only) |
| Audience | `AWF_AUTH_OIDC_AUDIENCE` | ❌ (default: derived from WIF provider) |
| Audience | `AWF_AUTH_OIDC_AUDIENCE` | ❌ (default: `https://iam.googleapis.com/` + WIF provider) |
| Project | `AWF_AUTH_GCP_PROJECT` | ❌ (needed with location for native Vertex path scoping) |
| Location | `AWF_AUTH_GCP_LOCATION` | ❌ (needed with project for native Vertex path scoping) |

When both project and location are set, native `v1`/`v1beta1` Vertex model paths are rewritten to project-scoped paths; if either is absent, paths are left unchanged. See [api-proxy-sidecar.md](api-proxy-sidecar.md).

**Token exchange (2-step):**
1. `POST https://sts.googleapis.com/v1/token` — exchange GitHub JWT for federated token
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