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path: root/link-backup.patch
blob: 2ee38818f5bb0b30d639868dbd32d75f6c7be18a (plain)
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--- lb	2014-11-30 11:51:38.517692925 +0100
+++ lb.py.n	2014-11-30 11:51:08.968511062 +0100
@@ -0,0 +1,2 @@
+#!/usr/bin/python
+
@@ -9 +11 @@
-Transfer occurs over standard i/o locally or remotely between a client and
+Transfer occurs over standard I/O locally or remotely between a client and
@@ -31,12 +33,15 @@
-    --verify          Run rsync with --dry-run to cross-verify
-    --numeric-ids     Keep uid/gid values instead of mapping; requires root
-    --minutes <mins>  Only run for <mins> minutes. Incremental backup.
-    --showfiles       Don't backup, only list relative path files needing
-                      backup
-    --catalogonly     Update catalog only
-    --filelist <- or file> Specify filelist. Files relative to srcdir.
-    --lock            Ensure only one backup to a given dest will run at a time
-    --verbose         Show what is happening
-    --ssh-i <file>    Select id file to use for authentication (ssh -i)
-    --ssh-C           Use ssh compression (ssh -C)
-    --ssh-p <port>    ssh port on remote host (ssh -p)
+  --catalogonly             Update catalog only
+  --exclude     <file>      Exclude paths matching the regexp rules in file
+  --filelist    <- or file> Specify filelist. Files relative to srcdir.
+  --lock                    Ensure only one backup to a given dest will run at
+                            a time
+  --minutes     <mins>      Only run for <mins> minutes. Incremental backup
+  --numeric-ids             Keep uid/gid values instead of mapping;
+                            requires root
+  --showfiles               Don't backup, only list relative path files needing
+                            backup
+  --ssh-C                   Use ssh compression (ssh -C)
+  --ssh-i       <file>      Select id file to use for authentication (ssh -i)
+  --ssh-p       <port>      ssh port on remote host (ssh -p)
+  --verbose                 Show what is happening
+  --verify                  Run rsync with --dry-run to cross-verify
@@ -72 +77 @@
-python lb.py pictures pictures-backup
+lb pictures pictures-backup
@@ -78 +83 @@
-python lb.py pictures me@fluffy:~/pictures-backup
+lb pictures me@fluffy:~/pictures-backup
@@ -84 +89 @@
-python lb.py --minutes 240 pictures me@remote:~/pictures-backup
+lb --minutes 240 pictures me@remote:~/pictures-backup
@@ -92,2 +97,2 @@
-python lb.py --showfiles pictures pictures-backup | \
-python lb.py --filelist - pictures pictures-backup
+lb --showfiles pictures pictures-backup | \
+lb --filelist - pictures pictures-backup
@@ -100,2 +105,2 @@
-python lb.py --showfiles pictures me@remote:~/pictures-backup | \
-python lb.py --filelist - pictures me@laptop:~/pictures-transfer
+lb --showfiles pictures me@remote:~/pictures-backup | \
+lb --filelist - pictures me@laptop:~/pictures-transfer
@@ -104 +109 @@
-python lb.py --catalogonly pictures-transfer me@remote:~/pictures-backup
+lb --catalogonly pictures-transfer me@remote:~/pictures-backup
@@ -107 +112 @@
-python lb.py pictures me@remote:~/pictures-backup
+lb pictures me@remote:~/pictures-backup
@@ -121 +126 @@
-
+  
@@ -123,3 +128,3 @@
-  - allow backups to occur while files are changing
-  - minor --verify command bug
-  - added --verbose logging to tree building
+  - Allow backups to occur while files are changing
+  - Minor --verify command bug
+  - Added --verbose logging to tree building
@@ -162,2 +167,2 @@
-  - added gzip compression of filemap
-  - added --numeric-ids
+  - Added gzip compression of filemap
+  - Added --numeric-ids
@@ -166,4 +171,4 @@
-  - filemap format change
-  - added --rmempty
-  - added --verify to run rsync in verify mode
-  - added uid/gid mapping by default unless --numeric-ids is specified
+  - Filemap format change
+  - Added --rmempty
+  - Added --verify to run rsync in verify mode
+  - Added uid/gid mapping by default unless --numeric-ids is specified
@@ -283,0 +289,2 @@
+	if self.path == os.sep:
+		self.path = ""
@@ -749,0 +757,9 @@
+    
+def is_excluded(filepath, exclude_rules):
+	exclude_filepath = False
+	if exclude_rules:
+		for rule in exclude_rules:
+			if rule.search(filepath):
+				exclude_filepath = True
+				break
+	return exclude_filepath
@@ -751 +767 @@
-def build_filelist_from_tree(treepath):
+def build_filelist_from_tree(treepath, exclude_rules):
@@ -754 +770,3 @@
-	    self.lenbase = len('%s%s' % (basepath, os.sep))
+		if basepath == os.sep:
+			basepath = ""
+		self.lenbase = len('%s%s' % (basepath, os.sep))
@@ -758,13 +776,15 @@
-		# Sometimes a stat may fail, like if there are broken
-		# symlinks in the file system
-		try:
-		    # Collect stat values instead of stat objects. It's 6
-		    # times smaller (measured) and mutuable
-		    # (for uid/gid mapping at the dest)
-		    filepath = join(dirpath, file)
-		    s = os.stat(filepath)
-		    if not is_mode_ok(s.st_mode):
-			continue
-		    arg.append((filepath[self.lenbase:], [s.st_mode, s.st_size, s.st_mtime, s.st_uid, s.st_gid]))
-		except:
-		    pass
+				# Sometimes a stat may fail, like if there are broken
+				# symlinks in the file system
+				try:
+					# Collect stat values instead of stat objects. It's 6
+					# times smaller (measured) and mutuable
+					# (for uid/gid mapping at the dest)
+					filepath = join(dirpath, file)
+					if is_excluded(filepath, exclude_rules):
+						continue							
+					s = os.stat(filepath)
+					if not is_mode_ok(s.st_mode):
+						continue
+					arg.append((filepath[self.lenbase:], [s.st_mode, s.st_size, s.st_mtime, s.st_uid, s.st_gid]))
+				except:
+					pass
@@ -777 +797 @@
-def build_filelist_from_file(treepath, file):
+def build_filelist_from_file(treepath, file, exclude_rules):
@@ -780,0 +801,2 @@
+	if is_excluded(filepath_rel, exclude_rules):
+		continue
@@ -787 +809 @@
-def build_filelist(treepath):
+def build_filelist(treepath, exclude_rules):
@@ -792 +814 @@
-		return build_filelist_from_file(treepath, sys.stdin)
+		return build_filelist_from_file(treepath, sys.stdin, exclude_rules)
@@ -795 +817 @@
-		filelist = build_filelist_from_file(treepath, file)
+		filelist = build_filelist_from_file(treepath, file, exclude_rules)
@@ -798 +820 @@
-    return build_filelist_from_tree(treepath)
+    return build_filelist_from_tree(treepath, exclude_rules)
@@ -976 +998 @@
-    filelist_old = build_filelist_from_tree(treepath_last)
+    filelist_old = build_filelist_from_tree(treepath_last, None)
@@ -1009 +1031,21 @@
-
+	
+	exclude_rules_file_path = None
+	exclude_rules = None
+	for n in xrange(len(sys.argv)):
+		if sys.argv[n] == '--exclude':
+			exclude_rules_file_path = sys.argv[n + 1]
+			break
+	if exclude_rules_file_path:
+		if  os.path.isfile(exclude_rules_file_path):
+			exclude_rules_file = open(exclude_rules_file_path, "r")
+			try:
+				exclude_rules = []
+				for rule in exclude_rules_file:
+					exclude_rules.append(re.compile(rule.strip(), re.UNICODE))
+			except IOError, e:
+				error('an error occured while reading the excludes file')
+			finally:
+				exclude_rules_file.close()
+		else:
+			error('excludes file "' + exclude_rules_file_path + '" not found')
+		
@@ -1011 +1053 @@
-	filelist = build_filelist(srcpath)
+	filelist = build_filelist(srcpath, exclude_rules)