From 510f81d585ddb860196dca12dcd348dfa68b39b3 Mon Sep 17 00:00:00 2001
From: Tomeu Vizoso <tomeu@tomeuvizoso.net>
Date: Tue, 11 Dec 2007 19:36:08 +0000
Subject: #2545: Just log a warning when unmounting a device that has already been removed.

---
diff --git a/src/olpc/datastore/backingstore.py b/src/olpc/datastore/backingstore.py
index 12dc582..c8e90aa 100644
--- a/src/olpc/datastore/backingstore.py
+++ b/src/olpc/datastore/backingstore.py
@@ -22,6 +22,8 @@ import threading
 import errno
 import shutil
 import urllib
+import traceback
+import sys
 
 import dbus
 import xapian
@@ -267,11 +269,13 @@ class FileBackingStore(BackingStore):
         if 'uri' not in desc: desc['uri'] = self.uri
         if 'title' not in desc: desc['title'] = self.uri
 
-
-        fp = open(fn, 'w')
-        pickle.dump(desc, fp)
-        fp.close()
-
+        try:
+            fp = open(fn, 'w')
+            pickle.dump(desc, fp)
+            fp.close()
+        except Exception:
+            logging.error('Unable to write descriptor:\n' + \
+                ''.join(traceback.format_exception(*sys.exc_info())))
 
     @staticmethod
     def parse(uri):
diff --git a/src/olpc/datastore/xapianindex.py b/src/olpc/datastore/xapianindex.py
index d071eba..a859aa9 100644
--- a/src/olpc/datastore/xapianindex.py
+++ b/src/olpc/datastore/xapianindex.py
@@ -22,6 +22,7 @@ import time
 import thread
 import threading
 import warnings
+import traceback
 
 import secore
 import xapian as _xapian # we need to modify the QueryParser
@@ -165,7 +166,11 @@ class IndexManager(object):
         self.deltact += 1
         if force or self.deltact > FLUSH_THRESHOLD:
             with self._write_lock:
-                self.write_index.flush()
+                try:
+                   self.write_index.flush()
+                except Exception:
+                    logging.error('Index flush failed:\n' + \
+                        ''.join(traceback.format_exception(*sys.exc_info())))
                 #self.read_index.reopen()
                 self.deltact = 0
         else:
--
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