22
22
import filecmp, os, shutil
23
23
from walker import Walker
24
import stdhome.the as the
24
from stdhome import the
25
from stdhome import util
27
28
class CopyBaseWalker( Walker ):
28
29
"""The copy-base walker traverses a walklist ruthlessly mirroring src to dst.
29
30
It is designed to be the base class of both the copy-in and copy-out walker,
30
31
both of which are specialisations of this purpose. See them for more
31
information. The print_op method, derived in those classes, takes, in
32
addition to the relative filename, a source file type, an operation, and a
33
sestination file type. Valid file types are f (file), l (symlink), d
34
(directory) and _ (non-existant). Valid operations are * (modify), = (skip:
35
same), @ (skip: symlink substitute) and # (skip: ignored).
32
information. The report method, which can be overridden in derived classes,
33
takes, in addition to the relative filename, a source file type, an
34
operation, and a sestination file type. Valid file types are f (file), l
35
(symlink), d (directory) and _ (non-existant). Valid operations are *
36
(modify), = (skip: same), @ (skip: symlink substitute) and # (skip:
40
43
self.check_src_symlinks = False
41
44
self.check_dst_symlinks = False
42
45
self.check_dst_ignores = False
49
def print_op( self, rel_file, src, op, dst ):
52
if self.report and op == '*':
54
print " N %s" % ( rel_file )
56
print " D %s" % ( rel_file )
58
print " M %s" % ( rel_file )
60
print " K %s" % ( rel_file )
45
63
def process( self, rel_file, src, dst ):
52
70
# src entity is directory
53
71
if src.type == 'd':
55
# if dst entity doesn't exist, create directory (no need to recurse,
56
# since we're copying the whole directory)
73
# if dst entity doesn't exist, create it (and recurse)
57
74
if dst.type == '_':
58
75
self.print_op( rel_file, 'd', '*', '_' )
59
shutil.copytree( src.file, dst.file, True )
77
shutil.copystat( src.file, dst.file )
61
80
# if dst entity is a directory, copy permissions, as required (and
63
82
elif dst.type == 'd':
64
# TODO: should check permission and only do as necessary
65
self.print_op( rel_file, 'd', '*', 'd' )
66
shutil.copystat( src.file, dst.file )
83
if os.stat( src.file ).st_mode != os.stat( dst.file ).st_mode:
84
self.print_op( rel_file, 'd', '*', 'd' )
85
shutil.copystat( src.file, dst.file )
87
self.print_op( rel_file, 'd', '=', 'd' )
69
90
# if dst entity is a symlink to a directory, and this is an