[server] Introduce UsageServiceMock to unblock the Self-Hosted release

Author: geropl

components/server/ee/src/container-module.ts

@@ -65,6 +65,7 @@ import { BillingModes, BillingModesImpl } from "./billing/billing-mode";
 import { EntitlementServiceLicense } from "./billing/entitlement-service-license";
 import { EntitlementServiceImpl } from "./billing/entitlement-service";
 import { EntitlementServiceUBP } from "./billing/entitlement-service-ubp";
+import { UsageService, UsageServiceImpl, NoOpUsageService } from "../../src/user/usage-service";
 
 export const productionEEContainerModule = new ContainerModule((bind, unbind, isBound, rebind) => {
     rebind(Server).to(ServerEE).inSingletonScope();
@@ -132,4 +133,15 @@ export const productionEEContainerModule = new ContainerModule((bind, unbind, is
     bind(EntitlementServiceImpl).toSelf().inSingletonScope();
     rebind(EntitlementService).to(EntitlementServiceImpl).inSingletonScope();
     bind(BillingModes).to(BillingModesImpl).inSingletonScope();
+
+    // TODO(gpl) Remove as part of fixing https://github.com/gitpod-io/gitpod/issues/14129
+    rebind(UsageService)
+        .toDynamicValue((ctx) => {
+            const config = ctx.container.get<Config>(Config);
+            if (config.enablePayment) {
+                return ctx.container.get<UsageServiceImpl>(UsageServiceImpl);
+            }
+            return new NoOpUsageService();
+        })
+        .inSingletonScope();
 });

components/server/src/container-module.ts

@@ -111,7 +111,7 @@ import { WebhookEventGarbageCollector } from "./projects/webhook-event-garbage-c
 import { LivenessController } from "./liveness/liveness-controller";
 import { IDEServiceClient, IDEServiceDefinition } from "@gitpod/ide-service-api/lib/ide.pb";
 import { prometheusClientMiddleware } from "@gitpod/gitpod-protocol/lib/util/nice-grpc";
-import { UsageService } from "./user/usage-service";
+import { UsageService, UsageServiceImpl } from "./user/usage-service";
 import { OpenPrebuildPrefixContextParser } from "./workspace/open-prebuild-prefix-context-parser";
 
 export const productionContainerModule = new ContainerModule((bind, unbind, isBound, rebind) => {
@@ -297,5 +297,6 @@ export const productionContainerModule = new ContainerModule((bind, unbind, isBo
 
     bind(WebhookEventGarbageCollector).toSelf().inSingletonScope();
 
-    bind(UsageService).toSelf().inSingletonScope();
+    bind(UsageServiceImpl).toSelf().inSingletonScope();
+    bind(UsageService).toService(UsageServiceImpl);
 });

components/server/src/user/usage-service.ts

@@ -12,8 +12,16 @@ import {
 } from "@gitpod/usage-api/lib/usage/v1/usage.pb";
 import { inject, injectable } from "inversify";
 
+export const UsageService = Symbol("UsageService");
+
+export interface UsageService {
+    getCurrentBalance(attributionId: AttributionId): Promise<{ usedCredits: number; usageLimit: number }>;
+
+    getCurrentBillingStategy(attributionId: AttributionId): Promise<CostCenter_BillingStrategy | undefined>;
+}
+
 @injectable()
-export class UsageService {
+export class UsageServiceImpl implements UsageService {
     @inject(UsageServiceDefinition.name)
     protected readonly usageService: UsageServiceClient;
 
@@ -40,3 +48,17 @@ export class UsageService {
         return response.costCenter?.billingStrategy;
     }
 }
+
+// TODO(gpl) Remove as part of fixing https://github.com/gitpod-io/gitpod/issues/14129
+export class NoOpUsageService implements UsageService {
+    async getCurrentBalance(attributionId: AttributionId): Promise<{ usedCredits: number; usageLimit: number }> {
+        return {
+            usedCredits: 0,
+            usageLimit: 1000000000,
+        };
+    }
+
+    async getCurrentBillingStategy(attributionId: AttributionId): Promise<CostCenter_BillingStrategy | undefined> {
+        return CostCenter_BillingStrategy.BILLING_STRATEGY_OTHER;
+    }
+}