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@ -3,18 +3,32 @@ from __future__ import unicode_literals |
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import os |
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import subprocess |
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import sys |
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import errno |
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from .common import PostProcessor |
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from ..compat import ( |
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subprocess_check_output |
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) |
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from ..utils import ( |
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check_executable, |
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hyphenate_date, |
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version_tuple, |
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PostProcessingError, |
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encodeArgument, |
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encodeFilename, |
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) |
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class XAttrMetadataError(PostProcessingError): |
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def __init__(self, code=None, msg='Unknown error'): |
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super(XAttrMetadataError, self).__init__(msg) |
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self.code = code |
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# Parsing code and msg |
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if (self.code in (errno.ENOSPC, errno.EDQUOT) or |
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'No space left' in self.msg or 'Disk quota excedded' in self.msg): |
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self.reason = 'NO_SPACE' |
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else: |
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self.reason = 'NOT_SUPPORTED' |
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class XAttrMetadataPP(PostProcessor): |
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# |
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@ -51,7 +65,10 @@ class XAttrMetadataPP(PostProcessor): |
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raise ImportError |
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def write_xattr(path, key, value): |
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return xattr.setxattr(path, key, value) |
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try: |
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xattr.set(path, key, value) |
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except EnvironmentError as e: |
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raise XAttrMetadataError(e.errno, e.strerror) |
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except ImportError: |
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if os.name == 'nt': |
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@ -62,8 +79,11 @@ class XAttrMetadataPP(PostProcessor): |
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assert os.path.exists(path) |
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ads_fn = path + ":" + key |
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try: |
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with open(ads_fn, "wb") as f: |
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f.write(value) |
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except EnvironmentError as e: |
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raise XAttrMetadataError(e.errno, e.strerror) |
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else: |
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user_has_setfattr = check_executable("setfattr", ['--version']) |
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user_has_xattr = check_executable("xattr", ['-h']) |
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@ -71,12 +91,24 @@ class XAttrMetadataPP(PostProcessor): |
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if user_has_setfattr or user_has_xattr: |
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def write_xattr(path, key, value): |
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value = value.decode('utf-8') |
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if user_has_setfattr: |
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cmd = ['setfattr', '-n', key, '-v', value, path] |
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executable = 'setfattr' |
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opts = ['-n', key, '-v', value] |
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elif user_has_xattr: |
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cmd = ['xattr', '-w', key, value, path] |
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executable = 'xattr' |
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opts = ['-w', key, value] |
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cmd = ([encodeFilename(executable, True)] + |
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[encodeArgument(o) for o in opts] + |
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[encodeFilename(path, True)]) |
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subprocess_check_output(cmd) |
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p = subprocess.Popen( |
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cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE) |
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stdout, stderr = p.communicate() |
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stderr = stderr.decode('utf-8', 'replace') |
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if p.returncode != 0: |
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raise XAttrMetadataError(p.returncode, stderr) |
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else: |
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# On Unix, and can't find pyxattr, setfattr, or xattr. |
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@ -121,6 +153,13 @@ class XAttrMetadataPP(PostProcessor): |
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return [], info |
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except (subprocess.CalledProcessError, OSError): |
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self._downloader.report_error("This filesystem doesn't support extended attributes. (You may have to enable them in your /etc/fstab)") |
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except XAttrMetadataError as e: |
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if e.reason == 'NO_SPACE': |
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self._downloader.report_warning( |
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'There\'s no disk space left or disk quota exceeded. ' + |
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'Extended attributes are not written.') |
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else: |
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self._downloader.report_error( |
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'This filesystem doesn\'t support extended attributes. ' + |
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'(You may have to enable them in your /etc/fstab)') |
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return [], info |
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