Make controller aware of clouds

4 files changed, 100 insertions, 12 deletions

diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/CloudName.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/CloudName.java
new file mode 100644
index 00000000000..e7a6b32b36e
--- /dev/null
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/CloudName.java
@@ -0,0 +1,62 @@
+// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.api.integration.zone;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Objects;
+
+/**
+ * Represents a cloud provider used in a hosted Vespa system.
+ *
+ * @author mpolden
+ */
+public class CloudName implements Comparable<CloudName> {
+
+    private final static CloudName defaultCloud = from("default");
+
+    private final String cloud;
+
+    private CloudName(String cloud) {
+        this.cloud = cloud;
+    }
+
+    public String value() {
+        return cloud;
+    }
+
+    public boolean isDefault() {
+        return defaultName().equals(this);
+    }
+
+    public static CloudName defaultName() {
+        return defaultCloud;
+    }
+
+    public static CloudName from(String cloud) {
+        return new CloudName(cloud);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        CloudName cloudName = (CloudName) o;
+        return Objects.equals(cloud, cloudName.cloud);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(cloud);
+    }
+
+    @Override
+    public String toString() {
+        return cloud;
+    }
+
+    @Override
+    public int compareTo(@NotNull CloudName o) {
+        return cloud.compareTo(o.cloud);
+    }
+
+}
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneFilterMock.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneFilterMock.java
index 67d2fd14e6b..10cf862fa30 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneFilterMock.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneFilterMock.java
@@ -9,20 +9,21 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashSet;
+import java.util.List;
 import java.util.function.Predicate;
 import java.util.stream.Collectors;
 
 /**
- * A Zones.List implementation which assumes all zones are controllerManaged.
+ * A ZoneList implementation which assumes all zones are controllerManaged.
  *
  * @author jonmv
  */
 public class ZoneFilterMock implements ZoneList {
 
-    private final java.util.List<ZoneId> zones;
+    private final List<ZoneId> zones;
     private final boolean negate;
 
-    private ZoneFilterMock(java.util.List<ZoneId> zones, boolean negate) {
+    private ZoneFilterMock(List<ZoneId> zones, boolean negate) {
         this.negate = negate;
         this.zones = zones;
     }
@@ -67,7 +68,7 @@ public class ZoneFilterMock implements ZoneList {
     }
 
     @Override
-    public java.util.List<ZoneId> ids() {
+    public List<ZoneId> ids() {
         return Collections.unmodifiableList(zones);
     }
 
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneId.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneId.java
index b53b81398c6..c98f6da3f29 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneId.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneId.java
@@ -18,10 +18,16 @@ public class ZoneId {
 
     private final Environment environment;
     private final RegionName region;
+    private final CloudName cloud;
 
-    private ZoneId(Environment environment, RegionName region) {
+    private ZoneId(Environment environment, RegionName region, CloudName cloud) {
         this.environment = Objects.requireNonNull(environment);
         this.region = Objects.requireNonNull(region);
+        this.cloud = cloud;
+    }
+
+    private ZoneId(Environment environment, RegionName region) {
+        this(environment, region, CloudName.defaultName());
     }
 
     public static ZoneId from(Environment environment, RegionName region) {
@@ -31,12 +37,21 @@ public class ZoneId {
     public static ZoneId from(String environment, String region) {
         return from(Environment.from(environment), RegionName.from(region));
     }
+
     /** Create from a serialised ZoneId. Inverse of {@code ZoneId.value()}. */
     public static ZoneId from(String value) {
         String[] parts = value.split("\\.");
         return from(parts[0], parts[1]);
     }
 
+    public static ZoneId from(Environment environment, RegionName region, CloudName cloud) {
+        return new ZoneId(environment, region, cloud);
+    }
+
+    public static ZoneId from(String environment, String region, String cloud) {
+        return new ZoneId(Environment.from(environment), RegionName.from(region), CloudName.from(cloud));
+    }
+
     public Environment environment() {
         return environment;
     }
@@ -45,6 +60,10 @@ public class ZoneId {
         return region;
     }
 
+    public CloudName cloud() {
+        return cloud;
+    }
+
     /** Returns the serialised value of this. Inverse of {@code ZoneId.from(String value)}. */
     public String value() {
         return environment + "." + region;
@@ -52,21 +71,22 @@ public class ZoneId {
 
     @Override
     public String toString() {
-        return "zone " + value();
+        return "zone " + value() + " in " + cloud;
     }
 
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
-        if ( ! (o instanceof ZoneId)) return false;
-        ZoneId id = (ZoneId) o;
-        return environment == id.environment &&
-               Objects.equals(region, id.region);
+        if (o == null || getClass() != o.getClass()) return false;
+        ZoneId zoneId = (ZoneId) o;
+        return environment == zoneId.environment &&
+               Objects.equals(region, zoneId.region) &&
+               Objects.equals(cloud, zoneId.cloud);
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(environment, region);
+        return Objects.hash(environment, region, cloud);
     }
 
 }
diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneRegistry.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneRegistry.java
index f721564c80e..4fbad88df8d 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneRegistry.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/zone/ZoneRegistry.java
@@ -53,9 +53,14 @@ public interface ZoneRegistry {
     UpgradePolicy upgradePolicy();
 
     /** Returns the OS upgrade policy to use for zones in this registry */
-    // TODO: Remove default once internal code implements this
+    // TODO: Remove
     default UpgradePolicy osUpgradePolicy() {
         return upgradePolicy();
     }
 
+    /** Returns the OS upgrade policy to use for zones belonging to given cloud, in this registry */
+    default UpgradePolicy osUpgradePolicy(CloudName cloud) {
+        return osUpgradePolicy(); // TODO: Remove default implementation
+    }
+
 }