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Merge pull request #6529 from ThomasWaldmann/fix-ipv6-url-parsing-master

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fix scp repo url parsing for ip v6 addrs, fixes #6526
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TW 2022-04-04 20:39:14 +02:00 committed by GitHub
commit 6d55324b72
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2 changed files with 26 additions and 11 deletions
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31
src/borg/helpers/parseformat.py
View file

@ -341,24 +341,33 @@ class Location:
(?P<archive>[^/]+) # archive name must not contain "/"
)?$""" # must match until the end
# host NAME, or host IP ADDRESS (v4 or v6, v6 must be in square brackets)
host_re = r"""
(?P<host>(
(?!\[)[^:/]+(?<!\]) # hostname or v4 addr, not containing : or / (does not match v6 addr: no brackets!)
|
\[[0-9a-fA-F:.]+\]) # ipv6 address in brackets
)
"""
# regexes for misc. kinds of supported location specifiers:
ssh_re = re.compile(r"""
(?P<proto>ssh):// # ssh://
""" + optional_user_re + r""" # user@ (optional)
(?P<host>([^:/]+|\[[0-9a-fA-F:.]+\]))(?::(?P<port>\d+))? # host or host:port or [ipv6] or [ipv6]:port
""" + abs_path_re + optional_archive_re, re.VERBOSE) # path or path::archive
(?P<proto>ssh):// # ssh://
""" + optional_user_re + host_re + r""" # user@ (optional), host name or address
(?::(?P<port>\d+))? # :port (optional)
""" + abs_path_re + optional_archive_re, re.VERBOSE) # path or path::archive
file_re = re.compile(r"""
(?P<proto>file):// # file://
""" + file_path_re + optional_archive_re, re.VERBOSE) # servername/path, path or path::archive
(?P<proto>file):// # file://
""" + file_path_re + optional_archive_re, re.VERBOSE) # servername/path, path or path::archive
# note: scp_re is also use for local paths
# note: scp_re is also used for local paths
scp_re = re.compile(r"""
(
""" + optional_user_re + r""" # user@ (optional)
(?P<host>([^:/]+|\[[0-9a-fA-F:.]+\])): # host: (don't match / or [ipv6] in host to disambiguate from file:)
)? # user@host: part is optional
""" + scp_path_re + optional_archive_re, re.VERBOSE) # path with optional archive
""" + optional_user_re + host_re + r""" # user@ (optional), host name or address
: # : (required!)
)? # user@host: part is optional
""" + scp_path_re + optional_archive_re, re.VERBOSE) # path with optional archive
# get the repo from BORG_REPO env and the optional archive from param.
# if the syntax requires giving REPOSITORY (see "borg mount"),

6
src/borg/testsuite/helpers.py
View file

@ -100,6 +100,10 @@ def test_ssh(self, monkeypatch, keys_dir):
assert repr(Location('ssh://user@[2001:db8::192.0.2.1]/some/path')) == \
"Location(proto='ssh', user='user', host='2001:db8::192.0.2.1', port=None, path='/some/path', archive=None)"
assert Location('ssh://user@[2001:db8::192.0.2.1]/some/path').to_key_filename() == keys_dir + '2001_db8__192_0_2_1__some_path'
assert repr(Location('ssh://user@[2a02:0001:0002:0003:0004:0005:0006:0007]/some/path')) == \
"Location(proto='ssh', user='user', host='2a02:0001:0002:0003:0004:0005:0006:0007', port=None, path='/some/path', archive=None)"
assert repr(Location('ssh://user@[2a02:0001:0002:0003:0004:0005:0006:0007]:1234/some/path')) == \
"Location(proto='ssh', user='user', host='2a02:0001:0002:0003:0004:0005:0006:0007', port=1234, path='/some/path', archive=None)"
def test_file(self, monkeypatch, keys_dir):
monkeypatch.delenv('BORG_REPO', raising=False)
@ -132,6 +136,8 @@ def test_scp(self, monkeypatch, keys_dir):
assert repr(Location('user@[2001:db8::192.0.2.1]:/some/path')) == \
"Location(proto='ssh', user='user', host='2001:db8::192.0.2.1', port=None, path='/some/path', archive=None)"
assert Location('user@[2001:db8::192.0.2.1]:/some/path').to_key_filename() == keys_dir + '2001_db8__192_0_2_1__some_path'
assert repr(Location('user@[2a02:0001:0002:0003:0004:0005:0006:0007]:/some/path')) == \
"Location(proto='ssh', user='user', host='2a02:0001:0002:0003:0004:0005:0006:0007', port=None, path='/some/path', archive=None)"
def test_smb(self, monkeypatch, keys_dir):
monkeypatch.delenv('BORG_REPO', raising=False)