Get rid of port to node assumptions and their modulo kludges

We had get_server_number for many years now, there's no reason
to continue using the node_id=port%100//10 thing.

Change-Id: I5357a095110e8e4889c0468c154611209c6e8c07

test/probe/common.py

@@ -634,10 +634,9 @@ class ReplProbeTest(ProbeTest):
 
     def get_container_db_files(self, container):
         opart, onodes = self.container_ring.get_nodes(self.account, container)
-        onode = onodes[0]
         db_files = []
         for onode in onodes:
-            node_id = (onode['port'] % 100) // 10
+            node_id = self.config_number(onode)
             device = onode['device']
             hash_str = hash_path(self.account, container)
             server_conf = readconf(self.configs['container-server'][node_id])

test/probe/test_object_failures.py

@@ -63,7 +63,7 @@ class TestObjectFailures(ReplProbeTest):
         opart, onodes = self.object_ring.get_nodes(
             self.account, container, obj)
         onode = onodes[0]
-        node_id = (onode['port'] % 100) // 10
+        node_id = self.config_number(onode)
         device = onode['device']
         hash_str = hash_path(self.account, container, obj)
         obj_server_conf = readconf(self.configs['object-server'][node_id])

test/probe/test_object_handoff.py

@@ -30,8 +30,9 @@ from swift.common import direct_client
 from swift.common.exceptions import ClientException
 from swift.common.manager import Manager
 from swift.common.utils import md5
-from test.probe.common import (kill_server, start_server, ReplProbeTest,
-                               ECProbeTest, Body)
+from test.probe.common import (
+    Body, get_server_number, kill_server, start_server,
+    ReplProbeTest, ECProbeTest)
 
 
 class TestObjectHandoff(ReplProbeTest):
@@ -135,17 +136,14 @@ class TestObjectHandoff(ReplProbeTest):
         # Run object replication, ensuring we run the handoff node last so it
         #   will remove its extra handoff partition
         for node in onodes:
-            try:
-                port_num = node['replication_port']
-            except KeyError:
-                port_num = node['port']
-            node_id = (port_num % 100) // 10
+            _, node_id = get_server_number(
+                (node['ip'], node.get('replication_port', node['port'])),
+                self.ipport2server)
             Manager(['object-replicator']).once(number=node_id)
-        try:
-            another_port_num = another_onode['replication_port']
-        except KeyError:
-            another_port_num = another_onode['port']
-        another_num = (another_port_num % 100) // 10
+        another_port_num = another_onode.get(
+            'replication_port', another_onode['port'])
+        _, another_num = get_server_number(
+            (another_onode['ip'], another_port_num), self.ipport2server)
         Manager(['object-replicator']).once(number=another_num)
 
         # Assert the first container/obj primary server now has container/obj
@@ -227,13 +225,12 @@ class TestObjectHandoff(ReplProbeTest):
         # Run object replication, ensuring we run the handoff node last so it
         #   will remove its extra handoff partition
         for node in onodes:
-            try:
-                port_num = node['replication_port']
-            except KeyError:
-                port_num = node['port']
-            node_id = (port_num % 100) // 10
+            _, node_id = get_server_number(
+                (node['ip'], node.get('replication_port', node['port'])),
+                self.ipport2server)
             Manager(['object-replicator']).once(number=node_id)
-        another_node_id = (another_port_num % 100) // 10
+        _, another_node_id = get_server_number(
+            (another_onode['ip'], another_port_num), self.ipport2server)
         Manager(['object-replicator']).once(number=another_node_id)
 
         # Assert primary node no longer has container/obj

test/probe/test_reconstructor_revert.py

@@ -86,7 +86,7 @@ class TestReconstructorRevert(ECProbeTest):
 
         # fire up reconstructor on handoff nodes only
         for hnode in hnodes:
-            hnode_id = (hnode['port'] % 100) // 10
+            hnode_id = self.config_number(hnode)
             self.reconstructor.once(number=hnode_id)
 
         # first three primaries have data again
@@ -398,7 +398,7 @@ class TestReconstructorRevert(ECProbeTest):
 
         # fire up reconstructor on handoff node only; commit_window is
         # set to zero to ensure the nondurable handoff frag is purged
-        hnode_id = (hnodes[0]['port'] % 100) // 10
+        hnode_id = self.config_number(hnodes[0])
         self.run_custom_daemon(
             ObjectReconstructor, 'object-reconstructor', hnode_id,
             {'commit_window': '0'})