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  • Committer: Teddy Hogeborn
  • Date: 2015-07-12 01:41:14 UTC
  • Revision ID: teddy@recompile.se-20150712014114-qbala4mutkixxct3
Handle local Zeroconf service name collisions on startup, too.

* mandos (AvahiService.server_state_changed): Catch name collision
                                              error when adding
                                              server.

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mandos-ctl
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    # avoid excessive use of external libraries.
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    # New type for defining tokens, syntax, and semantics all-in-one
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    Token = collections.namedtuple("Token",
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                                   ("regexp", # To match token; if
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                                              # "value" is not None,
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                                              # must have a "group"
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                                              # containing digits
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                                    "value",  # datetime.timedelta or
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                                              # None
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                                    "followers")) # Tokens valid after
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                                                  # this token
 
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    Token = collections.namedtuple("Token", (
 
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        "regexp",  # To match token; if "value" is not None, must have
 
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                   # a "group" containing digits
 
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        "value",   # datetime.timedelta or None
 
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        "followers"))           # Tokens valid after this token
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    # RFC 3339 "duration" tokens, syntax, and semantics; taken from
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    # the "duration" ABNF definition in RFC 3339, Appendix A.
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    token_end = Token(re.compile(r"$"), None, frozenset())
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                break
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        else:
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            # No currently valid tokens were found
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            raise ValueError("Invalid RFC 3339 duration")
 
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            raise ValueError("Invalid RFC 3339 duration: {!r}"
 
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                             .format(duration))
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    # End token found
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    return value
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def string_to_delta(interval):
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    """Parse a string and return a datetime.timedelta
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    >>> string_to_delta("7d")
 
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    >>> string_to_delta('7d')
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    datetime.timedelta(7)
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    >>> string_to_delta("60s")
 
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    >>> string_to_delta('60s')
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    datetime.timedelta(0, 60)
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    >>> string_to_delta("60m")
 
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    >>> string_to_delta('60m')
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    datetime.timedelta(0, 3600)
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    >>> string_to_delta("24h")
 
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    >>> string_to_delta('24h')
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    datetime.timedelta(1)
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    >>> string_to_delta("1w")
 
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    >>> string_to_delta('1w')
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    datetime.timedelta(7)
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    >>> string_to_delta("5m 30s")
 
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    >>> string_to_delta('5m 30s')
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    datetime.timedelta(0, 330)
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    """
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