nic parameters: constants

[ganeti-local] / lib / config.py

diff --git a/lib/config.py b/lib/config.py
index dbb0083..2e3a4f2 100644 (file)
--- a/lib/config.py
+++ b/lib/config.py
@@ -79,6 +79,7 @@ class ConfigWriter:
       self._cfg_file = cfg_file
     self._temporary_ids = set()
     self._temporary_drbds = {}
+    self._temporary_macs = set()
     # Note: in order to prevent errors when resolving our name in
     # _DistributeConfig, we compute it here once and reuse it; it's
     # better to raise an error before starting to modify the config
@@ -110,11 +111,12 @@ class ConfigWriter:
       byte2 = random.randrange(0, 256)
       byte3 = random.randrange(0, 256)
       mac = "%s:%02x:%02x:%02x" % (prefix, byte1, byte2, byte3)
-      if mac not in all_macs:
+      if mac not in all_macs and mac not in self._temporary_macs:
         break
       retries -= 1
     else:
       raise errors.ConfigurationError("Can't generate unique MAC")
+    self._temporary_macs.add(mac)
     return mac
 
   @locking.ssynchronized(_config_lock, shared=1)
@@ -126,7 +128,7 @@ class ConfigWriter:
 
     """
     all_macs = self._AllMACs()
-    return mac in all_macs
+    return mac in all_macs or mac in self._temporary_macs
 
   @locking.ssynchronized(_config_lock, shared=1)
   def GenerateDRBDSecret(self):
@@ -241,14 +243,16 @@ class ConfigWriter:
 
     """
     result = []
-    if disk.logical_id in l_ids:
-      result.append("duplicate logical id %s" % str(disk.logical_id))
-    else:
-      l_ids.append(disk.logical_id)
-    if disk.physical_id in p_ids:
-      result.append("duplicate physical id %s" % str(disk.physical_id))
-    else:
-      p_ids.append(disk.physical_id)
+    if disk.logical_id is not None:
+      if disk.logical_id in l_ids:
+        result.append("duplicate logical id %s" % str(disk.logical_id))
+      else:
+        l_ids.append(disk.logical_id)
+    if disk.physical_id is not None:
+      if disk.physical_id in p_ids:
+        result.append("duplicate physical id %s" % str(disk.physical_id))
+      else:
+        p_ids.append(disk.physical_id)
 
     if disk.children:
       for child in disk.children:
@@ -683,10 +687,18 @@ class ConfigWriter:
       all_lvs = instance.MapLVsByNode()
       logging.info("Instance '%s' DISK_LAYOUT: %s", instance.name, all_lvs)
 
+    all_macs = self._AllMACs()
+    for nic in instance.nics:
+      if nic.mac in all_macs:
+        raise errors.ConfigurationError("Cannot add instance %s:"
+          " MAC address '%s' already in use." % (instance.name, nic.mac))
+
     instance.serial_no = 1
     self._config_data.instances[instance.name] = instance
     self._config_data.cluster.serial_no += 1
     self._UnlockedReleaseDRBDMinors(instance.name)
+    for nic in instance.nics:
+      self._temporary_macs.discard(nic.mac)
     self._WriteConfig()
 
   def _SetInstanceStatus(self, instance_name, status):
@@ -815,7 +827,7 @@ class ConfigWriter:
     """Get the configuration of all instances.
 
     @rtype: dict
-    @returns: dict of (instance, instance_info), where instance_info is what
+    @return: dict of (instance, instance_info), where instance_info is what
               would GetInstanceInfo return for the node
 
     """
@@ -1054,10 +1066,12 @@ class ConfigWriter:
 
     result = rpc.RpcRunner.call_upload_file(node_list, self._cfg_file,
                                             address_list=addr_list)
-    for node in node_list:
-      if not result[node]:
-        logging.error("copy of file %s to node %s failed",
-                      self._cfg_file, node)
+    for to_node, to_result in result.items():
+      msg = to_result.RemoteFailMsg()
+      if msg:
+        msg = ("Copy of file %s to node %s failed: %s" %
+                (self._cfg_file, node, msg))
+        logging.error(msg)
         bad = True
     return not bad
 
@@ -1116,8 +1130,10 @@ class ConfigWriter:
     node_data = fn(node_names)
 
     cluster = self._config_data.cluster
+    cluster_tags = fn(cluster.GetTags())
     return {
       constants.SS_CLUSTER_NAME: cluster.cluster_name,
+      constants.SS_CLUSTER_TAGS: cluster_tags,
       constants.SS_FILE_STORAGE_DIR: cluster.file_storage_dir,
       constants.SS_MASTER_CANDIDATES: mc_data,
       constants.SS_MASTER_IP: cluster.master_ip,
@@ -1236,5 +1252,7 @@ class ConfigWriter:
 
     if isinstance(target, objects.Instance):
       self._UnlockedReleaseDRBDMinors(target.name)
+      for nic in target.nics:
+        self._temporary_macs.discard(nic.mac)
 
     self._WriteConfig()