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5 changes: 5 additions & 0 deletions .changeset/honest-plants-smile.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'@clerk/shared': patch
---

Fix publishable-key generation for production instances in local Clerk environments.
2 changes: 2 additions & 0 deletions packages/shared/src/__tests__/keys.spec.ts
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@ describe('buildPublishableKey(frontendApi)', () => {
['foo-bar-13.clerk.accounts.dev', 'pk_test_Zm9vLWJhci0xMy5jbGVyay5hY2NvdW50cy5kZXYk'],
['clerk.boring.sawfly-91.lcl.dev', 'pk_test_Y2xlcmsuYm9yaW5nLnNhd2ZseS05MS5sY2wuZGV2JA'],
['clerk.boring.sawfly-91.lclclerk.com', 'pk_test_Y2xlcmsuYm9yaW5nLnNhd2ZseS05MS5sY2xjbGVyay5jb20k'],
['clerk.prod.lclclerk.com', 'pk_live_Y2xlcmsucHJvZC5sY2xjbGVyay5jb20k'],
['clerk.example.prod.lclclerk.com', 'pk_live_Y2xlcmsuZXhhbXBsZS5wcm9kLmxjbGNsZXJrLmNvbSQ'],
];

test.each(cases)(
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8 changes: 5 additions & 3 deletions packages/shared/src/keys.ts
Original file line number Diff line number Diff line change
Expand Up @@ -36,9 +36,11 @@ const PUBLISHABLE_FRONTEND_API_DEV_REGEX = /^(([a-z]+)-){2}([0-9]{1,2})\.clerk\.
* @returns An unpadded base64-encoded publishable key with appropriate prefix (pk_live_ or pk_test_).
*/
export function buildPublishableKey(frontendApi: string): string {
const isDevKey =
PUBLISHABLE_FRONTEND_API_DEV_REGEX.test(frontendApi) ||
(frontendApi.startsWith('clerk.') && LEGACY_DEV_INSTANCE_SUFFIXES.some(s => frontendApi.endsWith(s)));
const isLegacyDevKey =
frontendApi.startsWith('clerk.') &&
LEGACY_DEV_INSTANCE_SUFFIXES.some(s => frontendApi.endsWith(s)) &&
!frontendApi.endsWith('.prod.lclclerk.com');
const isDevKey = PUBLISHABLE_FRONTEND_API_DEV_REGEX.test(frontendApi) || isLegacyDevKey;
const keyPrefix = isDevKey ? PUBLISHABLE_KEY_TEST_PREFIX : PUBLISHABLE_KEY_LIVE_PREFIX;
return `${keyPrefix}${isomorphicBtoa(`${frontendApi}$`).replace(/=+$/, '')}`;
}
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