Add /routing/v2/status API

Allows status client to retrieve everything it needs with a single request.

2 files changed, 35 insertions, 0 deletions

diff --git a/configserver/src/main/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandler.java b/configserver/src/main/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandler.java
index d9cbc7bc533..569ed1525b2 100644
--- a/configserver/src/main/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandler.java
+++ b/configserver/src/main/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandler.java
@@ -63,6 +63,7 @@ public class RoutingStatusApiHandler extends RestApiRequestHandler<RoutingStatus
 
     private static RestApi createRestApiDefinition(RoutingStatusApiHandler self) {
         return RestApi.builder()
+                // TODO(mpolden): Remove this route when clients have migrated to v2
                 .addRoute(RestApi.route("/routing/v1/status")
                     .get(self::listInactiveDeployments))
                 .addRoute(RestApi.route("/routing/v1/status/zone")
@@ -72,9 +73,27 @@ public class RoutingStatusApiHandler extends RestApiRequestHandler<RoutingStatus
                 .addRoute(RestApi.route("/routing/v1/status/{upstreamName}")
                     .get(self::getDeploymentStatus)
                     .put(self::changeDeploymentStatus))
+                .addRoute(RestApi.route("/routing/v2/status")
+                                 .get(self::getDeploymentStatusV2))
                 .build();
     }
 
+    /* Get inactive deployments and zone status */
+    private SlimeJsonResponse getDeploymentStatusV2(RestApi.RequestContext context) {
+        Slime slime = new Slime();
+        Cursor root = slime.setObject();
+        Cursor inactiveDeploymentsArray = root.setArray("inactiveDeployments");
+        curator.getChildren(DEPLOYMENT_STATUS_ROOT).stream()
+               .filter(upstreamName -> deploymentStatus(upstreamName).status() == RoutingStatus.out)
+               .sorted()
+               .forEach(upstreamName -> {
+                   Cursor deploymentObject = inactiveDeploymentsArray.addObject();
+                   deploymentObject.setString("upstreamName", upstreamName);
+               });
+        root.setBool("zoneActive", zoneStatus() == RoutingStatus.in);
+        return new SlimeJsonResponse(slime);
+    }
+
     /** Get upstream of all deployments with status OUT */
     private SlimeJsonResponse listInactiveDeployments(RestApi.RequestContext context) {
         List<String> inactiveDeployments = curator.getChildren(DEPLOYMENT_STATUS_ROOT).stream()
diff --git a/configserver/src/test/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandlerTest.java b/configserver/src/test/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandlerTest.java
index e2b45d33cbc..f389829a160 100644
--- a/configserver/src/test/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandlerTest.java
+++ b/configserver/src/test/java/com/yahoo/vespa/config/server/http/v1/RoutingStatusApiHandlerTest.java
@@ -62,6 +62,22 @@ public class RoutingStatusApiHandlerTest {
     }
 
     @Test
+    public void get_deployment_status_v2() {
+        String response = responseAsString(executeRequest(Method.GET, "/routing/v2/status/", null));
+        assertEquals("{\"inactiveDeployments\":[],\"zoneActive\":true}", response);
+
+        // Set deployment out
+        executeRequest(Method.PUT, "/routing/v1/status/" + upstreamName + "?application=" + instance.serializedForm(), statusOut());
+        response = responseAsString(executeRequest(Method.GET, "/routing/v2/status/", null));
+        assertEquals("{\"inactiveDeployments\":[{\"upstreamName\":\"test-upstream-name\"}],\"zoneActive\":true}", response);
+
+        // Set zone out
+        executeRequest(Method.PUT, "/routing/v1/status/zone", null);
+        response = responseAsString(executeRequest(Method.GET, "/routing/v2/status/", null));
+        assertEquals("{\"inactiveDeployments\":[{\"upstreamName\":\"test-upstream-name\"}],\"zoneActive\":false}", response);
+    }
+
+    @Test
     public void set_deployment_status() {
         String response = responseAsString(executeRequest(Method.PUT, "/routing/v1/status/" + upstreamName + "?application=" + instance.serializedForm(),
                                                           statusOut()));