From 57c2879c50aa6af634990c2b63f9b6a21548977f Mon Sep 17 00:00:00 2001 From: Cursor Agent Date: Wed, 16 Sep 2026 06:41:35 +0000 Subject: [PATCH 1/2] Harden donate receipts and fix /donate layout Stack human tip then agent panel until xl, SOL-only Solana Pay (USDC is not receipt-eligible), and make curl/signature fields scroll instead of clip. Receipt payer is the on-chain fee payer only; verify requires a SystemProgram transfer to payTo, fail-closed blockTime, and a durable single-use signature store. Shared PublicKey address checks, Solana Pay recipient validation, ::ffff: SSRF mapping, lab finite timestamps + optional payTo bind, and exact-case wallet confirm. Co-authored-by: Phoenix --- .gitignore | 1 + README.md | 5 + package-lock.json | 519 +++++++++++++++++++++++++++++++ package.json | 4 +- src/components/create-wallet.tsx | 5 +- src/components/donate-panel.tsx | 149 +++++---- src/components/donation-qr.tsx | 13 +- src/components/site-chrome.tsx | 2 +- src/components/ui/input.tsx | 2 +- src/components/x402-lab.tsx | 1 + src/lib/credited-sig-store.ts | 120 +++++++ src/lib/donate.ts | 14 +- src/lib/p0-selftest.test.ts | 277 +++++++++++++++++ src/lib/private-ip.ts | 86 +++++ src/lib/solana-pay.ts | 10 +- src/lib/solana.ts | 36 ++- src/lib/verify-onchain-sol.ts | 153 +++++++++ src/lib/x402.ts | 28 +- src/routes/api/check-402.ts | 29 +- src/routes/api/x402/donate.ts | 137 ++++---- src/routes/api/x402/lab.ts | 5 +- src/routes/donate.tsx | 2 +- tsconfig.json | 3 +- 23 files changed, 1390 insertions(+), 211 deletions(-) create mode 100644 src/lib/credited-sig-store.ts create mode 100644 src/lib/p0-selftest.test.ts create mode 100644 src/lib/private-ip.ts create mode 100644 src/lib/verify-onchain-sol.ts diff --git a/.gitignore b/.gitignore index 69bf1e7..1224283 100644 --- a/.gitignore +++ b/.gitignore @@ -17,3 +17,4 @@ artifacts/ uploads/ *.zip .vite/ +data/credited-donation-sigs/ diff --git a/README.md b/README.md index a7e6ee5..9338964 100644 --- a/README.md +++ b/README.md @@ -35,6 +35,11 @@ SITE_URL=https://shipx402.com Optional RPC for donation verification (see `src/lib` donate / solana config). +Durable donation receipt replay (required in production): set +`KV_REST_API_URL` + `KV_REST_API_TOKEN` (Vercel KV / Upstash). Local/dev +falls back to `data/credited-donation-sigs/` (gitignored). Receipts fail +closed if the store cannot claim a signature. + ## Deploy notes - Stack: TanStack Start + Vite + Nitro (Vercel preset on build) diff --git a/package-lock.json b/package-lock.json index 8545664..c5d9914 100644 --- a/package-lock.json +++ b/package-lock.json @@ -76,6 +76,7 @@ "nitro": "3.0.260603-beta", "playwright": "^1.52.0", "prettier": "^3.4.0", + "tsx": "^4.23.13", "typescript": "^5.7.0", "typescript-eslint": "^8.56.1", "vite": "^8.1.0" @@ -402,6 +403,448 @@ "tslib": "^2.4.0" } }, + "node_modules/@esbuild/aix-ppc64": { + "version": "0.28.2", + "resolved": "https://registry.npmjs.org/@esbuild/aix-ppc64/-/aix-ppc64-0.28.2.tgz", + "integrity": "sha512-XExcO+dvLKvVtNTibSTBej1NCAbaGhWn9Ww1ZPx80qsahhPFe/8jgWP0IchNe0F3HwkU7n8ejhH8bjonqht8mQ==", + "cpu": [ + "ppc64" + ], + "dev": true, + "license": "MIT", + "optional": true, + "os": [ + "aix" + ], + "engines": { + "node": ">=18" + } + }, + "node_modules/@esbuild/android-arm": { + "version": "0.28.2", + "resolved": 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"3.0.260603-beta", "playwright": "^1.52.0", "prettier": "^3.4.0", + "tsx": "^4.23.13", "typescript": "^5.7.0", "typescript-eslint": "^8.56.1", "vite": "^8.1.0" diff --git a/src/components/create-wallet.tsx b/src/components/create-wallet.tsx index ef83343..fd2c6b3 100644 --- a/src/components/create-wallet.tsx +++ b/src/components/create-wallet.tsx @@ -67,7 +67,7 @@ export function CreateWallet() { ); const secretConfirmed = - !!secretKey && confirmTail.trim().toLowerCase() === secretTail.toLowerCase(); + !!secretKey && confirmTail.trim() === secretTail; const canLeaveSecretStep = secretConfirmed && ackWrite && ackShare && ackDevice && !!publicKey && !!secretKey; @@ -517,6 +517,9 @@ export function CreateWallet() { spellCheck={false} maxLength={6} /> +

+ Base58 is case-sensitive — match the last 6 characters exactly. +

{confirmTail.length > 0 && (

(String(DONATION_DEFAULT_SOL)); - const [token, setToken] = useState("SOL"); const [checking402, setChecking402] = useState(false); const [preview402, setPreview402] = useState(null); const [receiptSig, setReceiptSig] = useState(""); @@ -52,15 +48,19 @@ export function DonatePanel() { const payUrl = useMemo(() => { if (!configured) return null; const amt = Number(amount); - return encodeSolanaPayUrl({ - recipient: DONATION_ADDRESS, - amount: Number.isFinite(amt) && amt > 0 ? amt : undefined, - token, - label: "Ship x402 donation", - message: "Thanks for keeping the tutorial free!", - network: "mainnet-beta", - }); - }, [configured, amount, token]); + try { + return encodeSolanaPayUrl({ + recipient: DONATION_ADDRESS, + amount: Number.isFinite(amt) && amt > 0 ? amt : undefined, + token: "SOL", + label: "Ship x402 donation", + message: "Thanks for keeping the tutorial free!", + network: "mainnet-beta", + }); + } catch { + return null; + } + }, [configured, amount]); const endpointUrl = DONATION_RESOURCE_PATH; const endpointUrlAbsolute = @@ -164,8 +164,8 @@ curl -s https://shipx402.com${DONATION_RESOURCE_PATH} -H "X-PAYMENT: - +

+ @@ -176,66 +176,51 @@ curl -s https://shipx402.com${DONATION_RESOURCE_PATH} -H "X-PAYMENT: -
+
-
-
- - setAmount(e.target.value)} - /> -
-
- -
- {(["SOL", "USDC"] as const).map((t) => ( - - ))} -
-
+
+ + setAmount(e.target.value)} + className="min-w-0 w-full" + /> +

+ Receipts verify native SOL only (SystemProgram transfer). USDC is not + receipt-eligible. +

-
+
{DONATION_TIERS.map((tier) => ( @@ -287,9 +274,9 @@ curl -s https://shipx402.com${DONATION_RESOURCE_PATH} -H "X-PAYMENT: -
+
- + Get your receipt

@@ -298,14 +285,17 @@ curl -s https://shipx402.com${DONATION_RESOURCE_PATH} -H "X-PAYMENT: setReceiptSig(e.target.value)} autoCapitalize="off" autoCorrect="off" spellCheck={false} /> +

+ Copy the signature from Phantom (transaction details) or Solana Explorer. +

-
+
payTo (mainnet)
- +