Squash regress/check_pids bug and properly pickle RPath's

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@815 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

 New in v1.1.12 (????/??/??)
 ---------------------------
 
+Squash bug where --check-destination-dir or regress operation failed
+after crash when --force option was not used. RPath's are now
+properly pickled. (Andrew Ferguson)
+
 Workaround for tempfile.TemporaryFile() having different behavior
 on Windows/Cygwin. (Andrew Ferguson)
 

trunk/rdiff-backup/rdiff_backup/Security.py

@@ -172,6 +172,7 @@ def set_allowed_requests(sec_level):
 				  "backup.DestinationStruct.patch_and_increment",
 				  "Main.backup_touch_curmirror_local",
 				  "Main.backup_remove_curmirror_local",
+				  "regress.check_pids",
 				  "Globals.ITRB.increment_stat",
 				  "statistics.record_error",
 				  "log.ErrorLog.write_if_open",

trunk/rdiff-backup/rdiff_backup/connection.py

@@ -20,7 +20,7 @@
 """Support code for remote execution and data transfer"""
 
 from __future__ import generators
-import types, os, tempfile, cPickle, shutil, traceback, pickle, \
+import types, os, tempfile, cPickle, shutil, traceback, \
 	   socket, sys, gzip
 # The following EA and ACL modules may be used if available
 try: import xattr
@@ -140,8 +140,7 @@ class LowLevelPipeConnection(Connection):
 
 	def _putobj(self, obj, req_num):
 		"""Send a generic python obj down the outpipe"""
-		# for some reason there is an error when cPickle is used below..
-		self._write("o", pickle.dumps(obj, 1), req_num)
+		self._write("o", cPickle.dumps(obj, 1), req_num)
 
 	def _putbuf(self, buf, req_num):
 		"""Send buffer buf down the outpipe"""

trunk/rdiff-backup/rdiff_backup/rpath.py

@@ -753,17 +753,17 @@ class RPath(RORPath):
 	def __getstate__(self):
 		"""Return picklable state
 
-		The connection must be local because we can't pickle a
-		connection.  Data and any attached file also won't be saved.
+		The rpath's connection will be encoded as its conn_number.  It
+		and the other information is put in a tuple. Data and any attached
+		file won't be saved.
 
 		"""
-		assert self.conn is Globals.local_connection
-		return (self.index, self.base, self.data)
+		return (self.conn.conn_number, self.base, self.index, self.data)
 
 	def __setstate__(self, rpath_state):
 		"""Reproduce RPath from __getstate__ output"""
-		self.conn = Globals.local_connection
-		self.index, self.base, self.data = rpath_state
+		conn_number, self.base, self.index, self.data = rpath_state
+		self.conn = Globals.connection_dict[conn_number]
 		self.path = "/".join((self.base,) + self.index)
 
 	def setdata(self):