[HWORKS-547][APPEND] allow AGENT user to trigger reindex (#1561)

Author: o-alex

hopsworks-api/src/main/java/io/hops/hopsworks/api/admin/SystemAdminService.java

@@ -232,13 +232,15 @@ public Response getElasticAdminToken(@Context SecurityContext sc) throws OpenSea
   @GET
   @Path("/search/featurestore/status")
   @Produces(MediaType.APPLICATION_JSON)
+  @JWTRequired(acceptedTokens={Audience.API}, allowedUserRoles={"HOPS_ADMIN", "AGENT"})
   public Response statusSearchFeatureStore(@Context SecurityContext sc, @Context HttpServletRequest req) {
     SearchFSCommandStatus status = searchFSReindexer.status();
     return Response.ok().entity(status).build();
   }
 
   @POST
   @Path("/search/featurestore/reindex")
+  @JWTRequired(acceptedTokens={Audience.API}, allowedUserRoles={"HOPS_ADMIN", "AGENT"})
   public Response reindexSearchFeatureStoreIndex(@Context SecurityContext sc, @Context HttpServletRequest req)
     throws OpenSearchException, FeaturestoreException, CommandException {
     searchFSReindexer.reindex();

hopsworks-common/src/main/java/io/hops/hopsworks/common/commands/featurestore/search/SearchFSReindexer.java

@@ -74,7 +74,14 @@ public void reindex() throws OpenSearchException, FeaturestoreException, Command
       throw new CommandException(RESTCodes.CommandErrorCode.INVALID_SQL_QUERY, Level.INFO, msg);
     }
     LOGGER.info("reindexing featurestore search");
-    searchClient.mngIndexDelete(Settings.FEATURESTORE_INDEX);
+    try {
+      searchClient.mngIndexDelete(Settings.FEATURESTORE_INDEX);
+    } catch(OpenSearchException e) {
+      if(e.getErrorCode().equals(RESTCodes.OpenSearchErrorCode.OPENSEARCH_INDEX_NOT_FOUND)) {
+        //index doesn't exist, nothing to delete
+        return;
+      }
+    }
     for (Featurestore featureStore : featurestoreFacade.findAll()) {
       reindex(featureStore);
     }