Different ydbds in harness

ydb/tests/library/harness/kikimr_config.py

@@ -111,7 +111,7 @@ class KikimrConfigGenerator(object):
     def __init__(
             self,
             erasure=None,
-            binary_path=None,
+            binary_paths=None,
             nodes=None,
             additional_log_configs=None,
             port_allocator=None,
@@ -186,7 +186,7 @@ def __init__(
             self.__grpc_tls_key = key_pem
             self.__grpc_tls_cert = cert_pem
 
-        self.__binary_path = binary_path
+        self.__binary_paths = binary_paths
         rings_count = 3 if erasure == Erasure.MIRROR_3_DC else 1
         if nodes is None:
             nodes = rings_count * erasure.min_fail_domains
@@ -523,11 +523,11 @@ def sqs_service_enabled(self):
     def output_path(self):
         return self.__output_path
 
-    @property
-    def binary_path(self):
-        if self.__binary_path is not None:
-            return self.__binary_path
-        return kikimr_driver_path()
+    def get_binary_path(self, node_id):
+        binary_paths = self.__binary_paths
+        if not binary_paths:
+            binary_paths = [kikimr_driver_path()]
+        return binary_paths[node_id % len(binary_paths)]
 
     def write_tls_data(self):
         if self.__grpc_ssl_enable:

ydb/tests/library/harness/kikimr_runner.py

@@ -87,7 +87,6 @@ def __init__(self, node_id, config_path, port_allocator, cluster_name, configura
                 }
 
         daemon.Daemon.__init__(self, self.command, cwd=self.cwd, timeout=180, stderr_on_error_lines=240, **kwargs)
-        self.__binary_path = None
 
     @property
     def cwd(self):
@@ -107,9 +106,7 @@ def cwd(self):
 
     @property
     def binary_path(self):
-        if self.__binary_path:
-            return self.__binary_path
-        return self.__configurator.binary_path
+        return self.__binary_path
 
     @property
     def command(self):
@@ -272,7 +269,8 @@ def server(self):
 
     def __call_kikimr_new_cli(self, cmd, connect_to_server=True):
         server = 'grpc://{server}:{port}'.format(server=self.server, port=self.nodes[1].port)
-        full_command = [self.__configurator.binary_path]
+        binary_path = self.__configurator.get_binary_path(0)
+        full_command = [binary_path]
         if connect_to_server:
             full_command += ["--server={server}".format(server=server)]
         full_command += cmd
@@ -372,6 +370,7 @@ def __register_node(self):
             configurator=self.__configurator,
             udfs_dir=self.__common_udfs_dir,
             tenant_affiliation=self.__configurator.yq_tenant,
+            binary_path=self.__configurator.get_binary_path(node_index),
             data_center=data_center,
         )
         return self._nodes[node_index]
@@ -402,6 +401,7 @@ def __register_slot(self, tenant_affiliation=None, encryption_key=None):
             node_broker_port=node_broker_port,
             tenant_affiliation=tenant_affiliation if tenant_affiliation is not None else 'dynamic',
             encryption_key=encryption_key,
+            binary_path=self.__configurator.get_binary_path(slot_index),
         )
         return self._slots[slot_index]