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fix: discover a mint's signing key from the mint-address endpoint, not the payRequest

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protom
2026-08-20 09:54:26 +02:00
parent 3f22534cf0
commit 39261212cf
2 changed files with 21 additions and 9 deletions
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e2e/specs/manage-mints.spec.ts
+14 -7
View File
@@ -8,9 +8,11 @@ import { createFreshWallet } from '../helpers/wallet';
// registry accepts
const MINT_PUBKEY = `02${'ab'.repeat(32)}`;
// the payRequest discovery behind a one-tap suggestion: the app resolves
// "@mint.600.wtf" to https://mint.600.wtf/.well-known/lnurlp/mint and reads
// the mint's signing key out of the response
// the discovery behind a one-tap suggestion: the app resolves
// "@mint.600.wtf" to https://mint.600.wtf/.well-known/lnurlp/mint, derives
// the mint-address endpoint (/.well-known/lnurlw/mint) and reads the
// signing key there - the payRequest deliberately does NOT carry
// mintPubkey (LUD-25 advertises it on the withdraw side only)
const mockSuggestionMint = async (page: Page): Promise<void> => {
const fulfill = async (route: import('@playwright/test').Route, body: unknown) => {
await route.fulfill({
@@ -20,9 +22,15 @@ const mockSuggestionMint = async (page: Page): Promise<void> => {
body: JSON.stringify(body),
});
};
// no mint-address discovery support - the app falls back to the LNURL-pay
await page.route(/^https:\/\/mint\.600\.wtf\/\.well-known\/lnurlw\//, (route) =>
fulfill(route, { status: 'ERROR', reason: 'not supported' }),
await page.route(/^https:\/\/mint\.600\.wtf\/\.well-known\/lnurlw\/mint/, (route) =>
fulfill(route, {
tag: 'withdrawRequest',
callback: 'https://mint.600.wtf/w',
minWithdrawable: 1000,
maxWithdrawable: 100_000_000_000,
mintPubkey: MINT_PUBKEY,
payLink: 'https://mint.600.wtf/.well-known/lnurlp/mint',
}),
);
await page.route(/^https:\/\/mint\.600\.wtf\/\.well-known\/lnurlp\/mint/, (route) =>
fulfill(route, {
@@ -31,7 +39,6 @@ const mockSuggestionMint = async (page: Page): Promise<void> => {
minSendable: 1000,
maxSendable: 100_000_000_000,
withdrawLink: 'https://mint.600.wtf/note',
mintPubkey: MINT_PUBKEY,
metadata: '[]',
}),
);
src/pages/ManageMintsPage.vue
+7 -2
View File
@@ -291,13 +291,18 @@ const trustSuggestion = async (address: string) => {
}
}
const info = await fetchPayRequest(payUrl);
if (!info.mintPubkey) {
// the signing key is announced on the mint-address (lnurlw discovery)
// response, not the payRequest: per the reference mint (lnurl-mint) a
// wallet paying the mint invoice recovers the node id from the invoice
// itself, so LUD-25 advertises mintPubkey on the withdraw side only
const announcedKey = nodeInfo?.nodePubkey ?? info.mintPubkey;
if (!announcedKey) {
throw new Error("This mint didn't announce its signing key - add it manually instead.");
}
const server = serverOf(payUrl);
const result = mints.trust(
server,
info.mintPubkey,
announcedKey,
mintAddressCacheInfo(nodeInfo, lightningAddressUsername(payUrl)),
);
trustResult(result, server);