Set the lease key based on the scheduler class name

app/workers/geo/base_scheduler_worker.rb

@@ -31,7 +31,7 @@ module Geo
 
       @start_time = Time.now
 
-      # Prevent multiple Sidekiq workers from attempting to schedule projects synchronization
+      # Prevent multiple Sidekiq workers from attempting to schedule jobs
       try_obtain_lease do
         loop do
           break unless node_enabled?
@@ -64,6 +64,10 @@ module Geo
       DB_RETRIEVE_BATCH_SIZE
     end
 
+    def lease_key
+      @lease_key ||= self.class.name.underscore
+    end
+
     def lease_timeout
       LEASE_TIMEOUT
     end

app/workers/geo_file_download_dispatch_worker.rb

 class GeoFileDownloadDispatchWorker < Geo::BaseSchedulerWorker
-  LEASE_KEY = 'geo_file_download_dispatch_worker'.freeze
-
   private
 
-  def lease_key
-    LEASE_KEY
-  end
-
   def schedule_job(object_db_id, object_type)
     job_id = GeoFileDownloadWorker.perform_async(object_type, object_db_id)
 

app/workers/geo_repository_sync_worker.rb

 class GeoRepositorySyncWorker < Geo::BaseSchedulerWorker
-  LEASE_KEY = 'geo_repository_sync_worker'.freeze
   BACKOFF_DELAY = 5.minutes
   MAX_CAPACITY = 25
 
   private
 
-  def lease_key
-    LEASE_KEY
-  end
-
   def max_capacity
     MAX_CAPACITY
   end