Ask other config servers to start downloading files

To have redundancy, ask the other config servers to start downloading
a file, so we have redundancy in case the config server running the code
goes down after deployment has finished

1 files changed, 11 insertions, 0 deletions

diff --git a/config-model-api/src/main/java/com/yahoo/config/model/api/FileDistribution.java b/config-model-api/src/main/java/com/yahoo/config/model/api/FileDistribution.java
index 3f1c0046a85..77d7d557520 100644
--- a/config-model-api/src/main/java/com/yahoo/config/model/api/FileDistribution.java
+++ b/config-model-api/src/main/java/com/yahoo/config/model/api/FileDistribution.java
@@ -24,8 +24,19 @@ public interface FileDistribution {
      * @param hostName       host which should be notified about file references to download
      * @param fileReferences set of file references to start downloading
      */
+    // TODO: Remove when 6.170 is the last version in use
     void startDownload(String hostName, Set<FileReference> fileReferences);
 
+    /**
+     * Notifies client which file references to download. Used to start downloading early (while
+     * preparing application package).
+     *
+     * @param hostName       host which should be notified about file references to download
+     * @param port           port which should be used when notifying
+     * @param fileReferences set of file references to start downloading
+     */
+    void startDownload(String hostName, int port, Set<FileReference> fileReferences);
+
     void reloadDeployFileDistributor();
 
     void removeDeploymentsThatHaveDifferentApplicationId(Collection<String> targetHostnames);