allow users to delete trial tenants (#13625)

* move classes to open-source repo

* add PlanController to ServiceRegistry

* allow tenant administrators to delete tenants if on trial plan

6 files changed, 110 insertions, 0 deletions

diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/ServiceRegistry.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/ServiceRegistry.java
index 222910d5bc6..0b5f2538892 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/ServiceRegistry.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/ServiceRegistry.java
@@ -4,6 +4,7 @@ package com.yahoo.vespa.hosted.controller.api.integration;
 import com.yahoo.vespa.hosted.controller.api.integration.aws.ApplicationRoleService;
 import com.yahoo.vespa.hosted.controller.api.integration.aws.AwsEventFetcher;
 import com.yahoo.vespa.hosted.controller.api.integration.aws.ResourceTagger;
+import com.yahoo.vespa.hosted.controller.api.integration.billing.PlanController;
 import com.yahoo.vespa.hosted.controller.api.integration.certificates.EndpointCertificateProvider;
 import com.yahoo.vespa.hosted.controller.api.integration.configserver.ConfigServer;
 import com.yahoo.vespa.hosted.controller.api.integration.deployment.ApplicationStore;
@@ -76,4 +77,6 @@ public interface ServiceRegistry {
 
     SystemMonitor systemMonitor();
 
+    PlanController planController();
+
 }
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/CostCalculator.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/CostCalculator.java
new file mode 100644
index 00000000000..628beec8450
--- /dev/null
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/CostCalculator.java
@@ -0,0 +1,19 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.api.integration.billing;
+
+import com.yahoo.config.provision.NodeResources;
+import com.yahoo.vespa.hosted.controller.api.integration.resource.CostInfo;
+
+
+/**
+ * @author ogronnesby
+ */
+public interface CostCalculator {
+
+    /** Calculate the cost for the given usage */
+    CostInfo calculate(ResourceUsage usage);
+
+    /** Estimate the cost for the given resources */
+    double calculate(NodeResources resources);
+
+}
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/Plan.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/Plan.java
new file mode 100644
index 00000000000..75a88136c45
--- /dev/null
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/Plan.java
@@ -0,0 +1,23 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.api.integration.billing;
+
+/**
+ * A Plan decides two different things:
+ *
+ * - How to map from usage to a sum of money that is owed.
+ * - Limits on how much resources can be used.
+ *
+ * @author ogronnesby
+ */
+public interface Plan {
+
+    /** The ID of the plan as used in APIs and storage systems */
+    String id();
+
+    /** The calculator used to calculate a bill for usage */
+    CostCalculator calculator();
+
+    /** The quota limits associated with the plan */
+    Object quota();
+
+}
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/PlanController.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/PlanController.java
new file mode 100644
index 00000000000..f13c251d212
--- /dev/null
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/PlanController.java
@@ -0,0 +1,10 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.api.integration.billing;
+
+import com.yahoo.config.provision.TenantName;
+
+public interface PlanController {
+
+    Plan getPlan(TenantName tenant);
+
+}
\ No newline at end of file
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/ResourceUsage.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/ResourceUsage.java
new file mode 100644
index 00000000000..cbfd2b6ff50
--- /dev/null
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/billing/ResourceUsage.java
@@ -0,0 +1,54 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.api.integration.billing;
+
+import com.yahoo.config.provision.ApplicationId;
+import com.yahoo.config.provision.zone.ZoneId;
+
+import java.math.BigDecimal;
+
+/**
+ * @author olaa
+ */
+public class ResourceUsage {
+
+    private final ApplicationId applicationId;
+    private final ZoneId zoneId;
+    private final Plan plan;
+    private final BigDecimal cpuMillis;
+    private final BigDecimal memoryMillis;
+    private final BigDecimal diskMillis;
+
+    public ResourceUsage(ApplicationId applicationId, ZoneId zoneId, Plan plan,
+                         BigDecimal cpuMillis, BigDecimal memoryMillis, BigDecimal diskMillis) {
+        this.applicationId = applicationId;
+        this.zoneId = zoneId;
+        this.cpuMillis = cpuMillis;
+        this.memoryMillis = memoryMillis;
+        this.diskMillis = diskMillis;
+        this.plan = plan;
+    }
+
+    public ApplicationId getApplicationId() {
+        return applicationId;
+    }
+
+    public ZoneId getZoneId() {
+        return zoneId;
+    }
+
+    public BigDecimal getCpuMillis() {
+        return cpuMillis;
+    }
+
+    public BigDecimal getMemoryMillis() {
+        return memoryMillis;
+    }
+
+    public BigDecimal getDiskMillis() {
+        return diskMillis;
+    }
+
+    public Plan getPlan() {
+        return plan;
+    }
+}
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/role/RoleDefinition.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/role/RoleDefinition.java
index bf5ba4001fa..b9d534019db 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/role/RoleDefinition.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/role/RoleDefinition.java
@@ -61,6 +61,7 @@ public enum RoleDefinition {
     /** Admin — the administrative function for user management etc. */
     administrator(Policy.tenantUpdate,
                   Policy.tenantManager,
+                  Policy.tenantDelete,
                   Policy.applicationManager,
                   Policy.paymentInstrumentRead,
                   Policy.paymentInstrumentUpdate,