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fix: fail-closed compliance screening and add server-side enforcement in payout #27

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fix: fail-closed compliance screening and add server-side enforcement in payout #27

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7 changes: 3 additions & 4 deletions app/api/compliance/screen/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -81,15 +81,14 @@ export async function POST(req: NextRequest) {
} catch (error) {
console.error('Compliance screening error:', error);

// Return a graceful error response
return NextResponse.json(
{
success: false,
result: 'PASS',
message: 'Compliance screening temporarily unavailable. Proceeding with caution.',
result: 'FAIL',
message: 'Compliance screening unavailable. Transaction blocked.',
error: error instanceof Error ? error.message : 'Unknown error',
},
{ status: 500 }
{ status: 503 }
);
}
}
12 changes: 12 additions & 0 deletions app/api/payout/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@
import { NextRequest, NextResponse } from "next/server";
import { createClient } from "@/lib/supabase/server";
import { circleDeveloperSdk } from "@/lib/circle/developer-controlled-wallets-client";
import { screenAddress, mapComplianceResult } from "@/lib/compliance/utils";
import {
signAndSubmitGatewayBurnIntent,
executeGatewayMint,
Expand Down Expand Up @@ -271,6 +272,17 @@ export async function POST(req: NextRequest) {
const amountInAtomicUnits = BigInt(convertToSmallestUnit(amount));
const destinationChain: SupportedChain = requestedChain || "arcTestnet";

// Server-side compliance enforcement — must pass before any funds move
const complianceChain = CHAIN_TO_BLOCKCHAIN[destinationChain];
const circleComplianceResponse = await screenAddress(recipientAddress, complianceChain);
const complianceResult = mapComplianceResult(circleComplianceResponse);
if (complianceResult !== "PASS") {
return NextResponse.json(
{ error: "Transaction blocked by compliance screening", result: complianceResult },
{ status: 403 }
);
}

// Fetch user's wallets
const { data: wallets, error: walletsError } = await supabase
.from("wallets")
Expand Down