Changeset 159 for trunk

Timestamp:

12/22/08 13:52:40 (16 years ago)

Author:

broder

Message:

Make pyHesiodFS cache mounted filesystems on a per-user basis

Files:

• trunk/source/pyhesiodfs/pyHesiodFS.py (modified) (4 diffs, 1 prop)

trunk/source/pyhesiodfs/pyHesiodFS.py

@@ -17 +17 @@
-import hesiod
-
+try:
+    from collections import defaultdict
+except ImportError:
+    class defaultdict(dict):
+        """
+        A dictionary that automatically will fill in keys that don't exist
+        with the result from some default value factory
+        
+        Based on the collections.defaultdict object in Python 2.5
+        """
+        
+        def __init__(self, default_factory):
+            self.default_factory = default_factory
+            super(defaultdict, self).__init__()
+        
+        def __getitem__(self, y):
+            if y not in self:
+                self[y] = self.default_factory()
+            return super(defaultdict, self).__getitem__(y)
+        
+        def __str__(self):
+            print 'defaultdict(%s, %s)' % (self.default_factory, 
+                                           super(defaultdict, self).__str__())
+        
-new_fuse = hasattr(fuse, '__version__')
-
@@ -66 +90 @@
-            self.fuse_args.add("volname", "MIT")
-            self.fuse_args.add("fsname", "pyHesiodFS")
-
+
+
+
+
-    
-    def getattr(self, path):
@@ -92 +119 @@
-
-    def getCachedLockers(self):
-
+[self._user()]
-
-    def findLocker(self, name):
-        """Lookup a locker in hesiod and return its path"""
-
-
+[self._user()]
+self._user()][
-        else:
-            try:
@@ -114 +141 @@
-                    return None
-                else:
-
+self._user()][
-                    syslog(LOG_INFO, "Mounting "+name+" on "+pointer['location'])
-                    return pointer['location']