Win32

attic/archive.py

@@ -353,7 +353,8 @@ def stat_attrs(self, st, path):
             b'mode': st.st_mode,
             b'uid': st.st_uid, b'user': uid2user(st.st_uid),
             b'gid': st.st_gid, b'group': gid2group(st.st_gid),
-            b'mtime': int_to_bigint(st_mtime_ns(st))
+            b'mtime': int_to_bigint(st_mtime_ns(st)),
+            b'acl_access' : None
         }
         if self.numeric_owner:
             item[b'user'] = item[b'group'] = None

attic/platform.py

@@ -1,4 +1,7 @@
 import os
+import subprocess
+import io
+import logging
 
 platform = os.uname()[0]
 
@@ -8,6 +11,33 @@
     from attic.platform_freebsd import acl_get, acl_set, API_VERSION
 elif platform == 'Darwin':
     from attic.platform_darwin import acl_get, acl_set, API_VERSION
+elif platform.startswith('CYGWIN'):
+    API_VERSION = 2
+
+    def acl_get(path, item, st, numeric_owner=False):
+        try:
+            # Using non-numeric names, i.e., group names, has caused problems.
+            # Hence the -n option
+            acl_text = subprocess.check_output(['getfacl.exe', '-n', path])
+            item[b'acl_access'] = acl_text
+        except CalledProcessError as e:
+            logging.warning('getfacl.exe failed with error code: ' + e.returncode)
+
+    def acl_set(path, item, numeric_owner=False):
+        try:
+            acl_access = item[b'acl_access']
+        except KeyError:
+            return
+
+        buf = io.StringIO(acl_access.decode('utf-8'))
+
+        for line in buf:
+            if len(line.strip()) > 0 and (not line.strip().startswith('#')):
+                param = ['setfacl.exe', '-m', line.rstrip(), path]
+                retVal = subprocess.call(param)
+                if retVal != 0:
+                    raise Exception('ACLs not set successfully')
+
 else:
     API_VERSION = 1
 

attic/xattr.py

@@ -36,7 +36,7 @@ def _check(rv, path=None):
         raise OSError(get_errno(), path)
     return rv
 
-if sys.platform.startswith('linux'):
+if sys.platform.startswith('linux') or sys.platform.startswith('cygwin'):
     libc.llistxattr.argtypes = (c_char_p, c_char_p, c_size_t)
     libc.llistxattr.restype = c_ssize_t
     libc.flistxattr.argtypes = (c_int, c_char_p, c_size_t)