From 7655f4d99aca6c07493bfbd0c79ee5355c631787 Mon Sep 17 00:00:00 2001
From: Tomeu Vizoso <tomeu@tomeuvizoso.net>
Date: Wed, 12 Sep 2007 17:40:55 +0000
Subject: #3180: Recreate the index on mount failure.

---
diff --git a/NEWS b/NEWS
index 48becf8..4512d30 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,4 @@
+* #3180: Recreate the index on mount failure. (tomeu)
 * #3374: Don't create another entry during async update. (tomeu)
 * #3058: Disable content indexing for Trial-3. (tomeu)
 
diff --git a/src/olpc/datastore/backingstore.py b/src/olpc/datastore/backingstore.py
index d08750b..ffb1911 100644
--- a/src/olpc/datastore/backingstore.py
+++ b/src/olpc/datastore/backingstore.py
@@ -304,7 +304,27 @@ class FileBackingStore(BackingStore):
                 
             # This will ensure the fulltext and so on are all assigned
             im.bind_to(self)
-            im.connect(index_name)
+
+            try:
+                im.connect(index_name)
+            except Exception, e:
+                # TODO: Try to recover in a smarter way than deleting the base
+                # dir and reinitializing the index.
+
+                logging.error('Error while trying to load mount point %s: %s. ' \
+                              'Will try to renitialize and load again.' % (self.base, e))
+
+                # Delete the base dir and its contents
+                for root, dirs, files in os.walk(self.base, topdown=False):
+                    for name in files:
+                        os.remove(os.path.join(root, name))
+                    for name in dirs:
+                        os.rmdir(os.path.join(root, name))
+                    os.rmdir(root)
+
+                self.initialize()
+                self.load()
+                return
 
             self.indexmanager = im
             
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