Date: Sun, 29 Mar 2015 23:21:06 +0200 From: Dimitry Andric <dim@FreeBSD.org> To: Miroslav Lachman <000.fbsd@quip.cz> Cc: freebsd-stable@freebsd.org Subject: Re: nc (netcat) in 10.1 breaks after upgrade from 9.3 Message-ID: <D6B28329-AE2C-4D4C-9527-6E6B3EF71C91@FreeBSD.org> In-Reply-To: <55186630.7020507@quip.cz> References: <55186630.7020507@quip.cz>
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--Apple-Mail=_C8DB43B9-4358-4F03-A58A-608099CDC3B2 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii On 29 Mar 2015, at 22:53, Miroslav Lachman <000.fbsd@quip.cz> wrote: >=20 > nc (netcat) in 10.1 behaves differently than it was before upgrade and = breaks our scripts for monitoring services. >=20 > For example, following command works in FreeBSD 8.4 and 9.3 >=20 > echo stats | nc localhost 11211 >=20 > But it hangs in 10.1 at the END and never finishes. >=20 > It must be changed to: >=20 > echo stats | nc -N localhost 11211 >=20 > Is it intentional? Yes, this was introduced by upstream: = http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/nc/netcat.c#rev1.111 "Don't shutdown nc(1)'s network socket when stdin closes. Matches = *Hobbit*'s original netcat and GNU netcat; revert to old behaviour with the new -N = flag if needed." -Dimitry --Apple-Mail=_C8DB43B9-4358-4F03-A58A-608099CDC3B2 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.27 iEYEARECAAYFAlUYbM4ACgkQsF6jCi4glqN3SACgoOG3p3STTPaaPo564joOxjwq 6ZcAn0XLtYOs9M+vkG6luHn1okqc1bOx =z2z4 -----END PGP SIGNATURE----- --Apple-Mail=_C8DB43B9-4358-4F03-A58A-608099CDC3B2--
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