add config-switch and authentication-check before starting

X-Com-sendCoins

backend/src/config/index.ts

@@ -19,7 +19,7 @@ const constants = {
   LOG_LEVEL: process.env.LOG_LEVEL ?? 'info',
   CONFIG_VERSION: {
     DEFAULT: 'DEFAULT',
-    EXPECTED: 'v18.2023-07-10',
+    EXPECTED: 'v19.2023-09-01',
     CURRENT: '',
   },
 }
@@ -124,6 +124,8 @@ if (
 const federation = {
   FEDERATION_VALIDATE_COMMUNITY_TIMER:
     Number(process.env.FEDERATION_VALIDATE_COMMUNITY_TIMER) || 60000,
+  FEDERATION_XCOM_SENDCOINS_ENABLED:
+    process.env.FEDERATION_XCOM_SENDCOINS_ENABLED === 'true' || false,
 }
 
 export const CONFIG = {

backend/src/graphql/resolver/TransactionResolver.test.ts

@@ -58,6 +58,7 @@ let bob: User
 let peter: User
 
 let homeCom: DbCommunity
+let foreignCom: DbCommunity
 
 describe('send coins', () => {
   beforeAll(async () => {

backend/src/graphql/resolver/TransactionResolver.ts

@@ -33,12 +33,13 @@ import { calculateBalance } from '@/util/validate'
 import { virtualLinkTransaction, virtualDecayTransaction } from '@/util/virtualTransactions'
 
 import { BalanceResolver } from './BalanceResolver'
-import { isHomeCommunity } from './util/communities'
+import { isCommunityAuthenticated, isHomeCommunity } from './util/communities'
 import { findUserByIdentifier } from './util/findUserByIdentifier'
 import { getLastTransaction } from './util/getLastTransaction'
 import { getTransactionList } from './util/getTransactionList'
 import { sendTransactionsToDltConnector } from './util/sendTransactionsToDltConnector'
 import { transactionLinkSummary } from './util/transactionLinkSummary'
+import { CONFIG } from '@/config'
 
 export const executeTransaction = async (
   amount: Decimal,
@@ -484,6 +485,12 @@ export class TransactionResolver {
     } else {
       // processing a x-community sendCoins
       logger.debug('processing a x-community transaction...')
+      if (!CONFIG.FEDERATION_XCOM_SENDCOINS_ENABLED) {
+        throw new LogError('X-Community sendCoins disabled per configuration!')
+      }
+      if (!(await isCommunityAuthenticated(recipientCommunityIdentifier))) {
+        throw new LogError('recipient commuity is connected, but still not authenticated yet!')
+      }
     }
     return true
   }

backend/src/graphql/resolver/util/communities.ts

@@ -19,3 +19,18 @@ export async function getCommunityUrl(communityIdentifier: string): Promise<stri
   const community = await DbCommunity.findOneByOrFail({ name: communityIdentifier })
   return community.url
 }
+
+export async function isCommunityAuthenticated(communityIdentifier: string): Promise<boolean> {
+  const community = await DbCommunity.findOneOrFail({
+    where: [
+      { communityUuid: communityIdentifier },
+      { name: communityIdentifier },
+      { url: communityIdentifier },
+    ],
+  })
+  if (community.authenticatedAt) {
+    return true
+  } else {
+    return false
+  }
+}