Change syncAllowance default value as an environment variable

.env.example

@@ -28,6 +28,8 @@ POCKET_SESSION_BLOCK_FREQUENCY=4
 POCKET_BLOCK_TIME=1038000
 POCKET_RELAY_RETRIES=0
 
+DEFAULT_SYNC_ALLOWANCE = 5
+
 # Choose your AAT plan
 # values: freemium, premium
 AAT_PLAN=freemium

.github/workflows/production-ap-southeast-1.yml

@@ -46,6 +46,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 1038000
           envkey_POCKET_RELAY_RETRIES: 0
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           envkey_NODE_ENV: 'production'
           file_name: .env

.github/workflows/production-eu-west-1.yml

@@ -46,6 +46,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 1038000
           envkey_POCKET_RELAY_RETRIES: 0
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           envkey_NODE_ENV: 'production'
           file_name: .env

.github/workflows/production-us-east-2.yml

@@ -46,6 +46,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 1038000
           envkey_POCKET_RELAY_RETRIES: 0
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           envkey_NODE_ENV: 'production'
           file_name: .env

.github/workflows/production-us-west-2.yml

@@ -41,6 +41,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 1038000
           envkey_POCKET_RELAY_RETRIES: 0
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           envkey_NODE_ENV: 'production'
           file_name: .env

.github/workflows/staging-us-west-2.yml

@@ -41,6 +41,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 1038000
           envkey_POCKET_RELAY_RETRIES: 0
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           envkey_NODE_ENV: 'production'
           file_name: .env

.github/workflows/testnet.yml

@@ -41,6 +41,7 @@ jobs:
           envkey_POCKET_SESSION_BLOCK_FREQUENCY: 4
           envkey_POCKET_BLOCK_TIME: 900000
           envkey_POCKET_RELAY_RETRIES: 5
+          envkey_DEFAULT_SYNC_ALLOWANCE: 5
           envkey_AAT_PLAN: 'premium'
           file_name: .env
 

src/application.ts

@@ -44,19 +44,20 @@ export class PocketGatewayApplication extends BootMixin(ServiceMixin(RepositoryM
     // Requirements; for Production these are stored in GitHub repo secrets
     //
     // For Dev, you need to pass them in via .env file
-    const environment: string = process.env.NODE_ENV ?? 'production'
+    const environment: string = process.env.NODE_ENV || 'production'
 
     logger.log('info', 'Environment: ' + environment)
 
-    const dispatchURL: string = process.env.DISPATCH_URL ?? ''
-    const altruists: string = process.env.ALTRUISTS ?? ''
-    const clientPrivateKey: string = process.env.GATEWAY_CLIENT_PRIVATE_KEY ?? ''
-    const clientPassphrase: string = process.env.GATEWAY_CLIENT_PASSPHRASE ?? ''
-    const pocketSessionBlockFrequency: string = process.env.POCKET_SESSION_BLOCK_FREQUENCY ?? ''
-    const pocketBlockTime: string = process.env.POCKET_BLOCK_TIME ?? ''
-    const relayRetries: string = process.env.POCKET_RELAY_RETRIES ?? ''
-    const databaseEncryptionKey: string = process.env.DATABASE_ENCRYPTION_KEY ?? ''
-    const aatPlan = process.env.AAT_PLAN ?? AatPlans.PREMIUM
+    const dispatchURL: string = process.env.DISPATCH_URL || ''
+    const altruists: string = process.env.ALTRUISTS || ''
+    const clientPrivateKey: string = process.env.GATEWAY_CLIENT_PRIVATE_KEY || ''
+    const clientPassphrase: string = process.env.GATEWAY_CLIENT_PASSPHRASE || ''
+    const pocketSessionBlockFrequency: string = process.env.POCKET_SESSION_BLOCK_FREQUENCY || ''
+    const pocketBlockTime: string = process.env.POCKET_BLOCK_TIME || ''
+    const relayRetries: string = process.env.POCKET_RELAY_RETRIES || ''
+    const databaseEncryptionKey: string = process.env.DATABASE_ENCRYPTION_KEY || ''
+    const defaultSyncAllowance: number = parseInt(process.env.DEFAULT_SYNC_ALLOWANCE) || -1
+    const aatPlan = process.env.AAT_PLAN || AatPlans.PREMIUM
 
     if (!dispatchURL) {
       throw new HttpErrors.InternalServerError('DISPATCH_URL required in ENV')
@@ -79,6 +80,9 @@ export class PocketGatewayApplication extends BootMixin(ServiceMixin(RepositoryM
     if (!databaseEncryptionKey) {
       throw new HttpErrors.InternalServerError('DATABASE_ENCRYPTION_KEY required in ENV')
     }
+    if (defaultSyncAllowance < 0) {
+      throw new HttpErrors.InternalServerError('DEFAULT_SYNC_ALLOWANCE required in ENV')
+    }
     if (aatPlan !== AatPlans.PREMIUM && !AatPlans.values.includes(aatPlan)) {
       throw new HttpErrors.InternalServerError('Unrecognized AAT Plan')
     }
@@ -116,6 +120,7 @@ export class PocketGatewayApplication extends BootMixin(ServiceMixin(RepositoryM
     this.bind('relayRetries').to(parseInt(relayRetries))
     this.bind('altruists').to(altruists)
     this.bind('logger').to(logger)
+    this.bind('defaultSyncAllowance').to(defaultSyncAllowance)
 
     // Unlock primary client account for relay signing
     try {
@@ -144,8 +149,8 @@ export class PocketGatewayApplication extends BootMixin(ServiceMixin(RepositoryM
     this.bind('redisInstance').to(redis)
 
     // Load Postgres for TimescaleDB metrics
-    const pgConnection: string = process.env.PG_CONNECTION ?? ''
-    const pgCertificate: string = process.env.PG_CERTIFICATE ?? ''
+    const pgConnection: string = process.env.PG_CONNECTION || ''
+    const pgCertificate: string = process.env.PG_CERTIFICATE || ''
 
     if (!pgConnection) {
       throw new HttpErrors.InternalServerError('PG_CONNECTION required in ENV')

src/controllers/v1.controller.ts

@@ -38,6 +38,7 @@ export class V1Controller {
     @inject('processUID') private processUID: string,
     @inject('altruists') private altruists: string,
     @inject('requestID') private requestID: string,
+    @inject('defaultSyncAllowance') private defaultSyncAllowance: number,
     @inject('aatPlan') private aatPlan: string,
     @repository(ApplicationsRepository)
     public applicationsRepository: ApplicationsRepository,
@@ -56,7 +57,7 @@ export class V1Controller {
       cherryPicker: this.cherryPicker,
       processUID: this.processUID,
     })
-    this.syncChecker = new SyncChecker(this.redis, this.metricsRecorder)
+    this.syncChecker = new SyncChecker(this.redis, this.metricsRecorder, this.defaultSyncAllowance)
     this.chainChecker = new ChainChecker(this.redis, this.metricsRecorder)
     this.pocketRelayer = new PocketRelayer({
       host: this.host,

src/services/logger.ts

@@ -17,8 +17,8 @@ interface Log {
   elapsedTime: number
 }
 
-const environment: string = process.env.NODE_ENV ?? 'production'
-const logzToken: string = process.env.LOGZ_TOKEN ?? ''
+const environment: string = process.env.NODE_ENV || 'production'
+const logzToken: string = process.env.LOGZ_TOKEN || ''
 
 if (!logzToken && environment === 'production') {
   throw new HttpErrors.InternalServerError('LOGZ_TOKEN required in ENV')

src/services/sync-checker.ts

@@ -11,10 +11,12 @@ import axios from 'axios'
 export class SyncChecker {
   redis: Redis
   metricsRecorder: MetricsRecorder
+  defaultSyncAllowance: number
 
-  constructor(redis: Redis, metricsRecorder: MetricsRecorder) {
+  constructor(redis: Redis, metricsRecorder: MetricsRecorder, defaultSyncAllowance: number) {
     this.redis = redis
     this.metricsRecorder = metricsRecorder
+    this.defaultSyncAllowance = defaultSyncAllowance
   }
 
   async consensusFilter({
@@ -32,9 +34,7 @@ export class SyncChecker {
     pocketConfiguration,
   }: ConsensusFilterOptions): Promise<Node[]> {
     // Blockchain records passed in with 0 sync allowance are missing the 'syncAllowance' field in MongoDB
-    if (syncAllowance <= 0) {
-      syncAllowance = 5
-    }
+    syncAllowance = syncAllowance <= 0 ? syncAllowance : this.defaultSyncAllowance
 
     const syncedNodes: Node[] = []
     let syncedNodesList: string[] = []