flag

env.example

@@ -43,3 +43,4 @@ MIGRATE_DB=false
 #METRICS
 RECORD_PERFORMANCE=true
 SKIP_SANITY_CHECK=false
+DISABLE_EXTERNAL_PAYMENTS=false

src/services/main/index.ts

@@ -34,6 +34,7 @@ export const LoadMainSettingsFromEnv = (test = false): MainSettings => {
         servicePort: EnvMustBeInteger("PORT"),
         recordPerformance: process.env.RECORD_PERFORMANCE === 'true' || false,
         skipSanityCheck: process.env.SKIP_SANITY_CHECK === 'true' || false,
+        disableExternalPayments: process.env.DISABLE_EXTERNAL_PAYMENTS === 'true' || false
     }
 }
 

src/services/main/paymentManager.ts

@@ -149,6 +149,9 @@ export default class {
         const internalInvoice = await this.storage.paymentStorage.GetInvoiceOwner(req.invoice)
         let payment: PaidInvoice | null = null
         if (!internalInvoice) {
+            if (this.settings.disableExternalPayments) {
+                throw new Error("something went wrong sending payment, please try again later")
+            }
             this.log("paying external invoice", req.invoice)
             const routingFeeLimit = this.lnd.GetFeeLimitAmount(payAmount)
             await this.storage.userStorage.DecrementUserBalance(userId, totalAmountToDecrement + routingFeeLimit, req.invoice)

src/services/main/settings.ts

@@ -16,5 +16,6 @@ export type MainSettings = {
     servicePort: number
     recordPerformance: boolean
     skipSanityCheck: boolean
+    disableExternalPayments: boolean
 
 }